CN106246687A - One is fastenedly connected assembly and structure, installation and method for dismounting, crankshaft connecting rod system, track structure, bone attachment means and bone method of attachment - Google Patents
One is fastenedly connected assembly and structure, installation and method for dismounting, crankshaft connecting rod system, track structure, bone attachment means and bone method of attachment Download PDFInfo
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- CN106246687A CN106246687A CN201610638081.7A CN201610638081A CN106246687A CN 106246687 A CN106246687 A CN 106246687A CN 201610638081 A CN201610638081 A CN 201610638081A CN 106246687 A CN106246687 A CN 106246687A
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- spline
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- screw rod
- rotation prevention
- prevention portion
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/24—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object
- F16B39/26—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by means of washers, spring washers, or resilient plates that lock against the object with spring washers fastened to the nut or bolt-head
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/041—Specially-shaped shafts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/04—Devices for fastening nuts to surfaces, e.g. sheets, plates
- F16B37/041—Releasable devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/14—Cap nuts; Nut caps or bolt caps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B39/00—Locking of screws, bolts or nuts
- F16B39/22—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening
- F16B39/28—Locking of screws, bolts or nuts in which the locking takes place during screwing down or tightening by special members on, or shape of, the nut or bolt
- F16B39/282—Locking by means of special shape of work-engaging surfaces, e.g. notched or toothed nuts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B43/00—Washers or equivalent devices; Other devices for supporting bolt-heads or nuts
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C3/00—Shafts; Axles; Cranks; Eccentrics
- F16C3/04—Crankshafts, eccentric-shafts; Cranks, eccentrics
- F16C3/06—Crankshafts
- F16C3/10—Crankshafts assembled of several parts, e.g. by welding by crimping
- F16C3/12—Crankshafts assembled of several parts, e.g. by welding by crimping releasably connected
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
Fastening structure, including parent, attached body, is fastenedly connected assembly；It is fastenedly connected assembly and includes screw rod, spline set；It is provided with the taking-up structure of spline set taking-up on the hole wall in the first spline hole and/or on spline set；Screw rod is installed together through attached body with parent；Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole and by axial limiting；The second rotation prevention portion fiting constraint screw rod on the spline through hole hole wall that first rotation prevention portion of the periphery, spline blocking part of screw rod overlaps with spline rotates relative to spline set；The 4th rotation prevention portion fiting constraint spline on 3rd rotation prevention portion and the first spline hole hole wall of spline set periphery is overlapped and is rotated relative to attached body, together with screw rod is nonrotatably mounted tO with attached body, parent.Advantage is that screw rod will not invert and gets loose, and spline set can take out easily and fast, reliably from the first spline hole.
Description
Technical field:
The present invention relates to a kind of screw thread pair machinery static plural object of connection is fastenedly connected technology；Particularly relate to
A kind of by screw thread pair machinery static connection crankshaft connecting rod system, track structure, aircraft, boats and ships, equipment, aerospace equipment, boat
Mother, airship, rocket, electromotor, nuclear reaction equipment, train, high ferro, rail, steel building, steel structure bridge, automobile etc.
The machine components on key position in plant equipment be fastenedly connected assembly, fastening structure and method of attachment, dismounting side
Method, the use environment of these machine components is severe especially as vibrations are big, hot environment, load are big, and to screw thread pair machinery static
The connection reliability connected requires the highest.
Background technology
Screw thread pair machinery static between object couples the bolt fracture some key positions occur and connecting, threaded inefficacy
The safety problem caused and security incident, through being commonly encountered, be the common fault that faces of the whole world, be also that those skilled in the art constantly grinds
Study carefully improvement also open question anxious to be resolved.Stove bolt, major break down, often because of bolt fracture generation major accident, such as vapour
The connecting-rod bolts fracture of the electromotor of car causes smashes cylinder accident；The Harbin tower crane bolt fracture that on April 18th, 2009 occurs is made
The accident of 1 dead 4 wounds become；Detect 7 anchor bolt fractures according to number machine reacting furnace of core two factory of TaiWan, China media report, ruin
Damage may cause the accident of nuclear safety；45 distribution lifes, the middle guide pillar spiral shell of No. 5 passenger cabin support systems during 29 days 16 June in 2012
Bolt generation fatigue fracture, causing Shenzhen Eastern Chinese Overseas Town " star trek " entertainment selection to occur, that 6 people are dead, 10 people are injured is great
Security incident；As the representative producer of high-end vehicles, because the technical problem of broken screw cannot be solved, cause BMW electromotor because of
The broken screw moment misfire event that runs out of steam causes recalling 230,000 cars (BMW (Chinese) automotive trade company limited, Huachen
BMW company limited determined from 18 days June in 2014, recalled 230,000 cars), manufacturing firm is lost by tremendous economic
Lose with goodwill, more seriously can cause the security of the lives and property of car owner.Although under many circumstances, particularly at vibration shape
Under state, it is often necessary to the fastening connection piece periodic inspection locked is reinforced, prevent screw thread pair reversion from loosening and even get loose
The security incident brought, but a series of security incidents that the whole world causes because of threaded inefficacy every year are the most, and example is not
Victory is enumerated.
Threaded reliability is that the friction that the friction by screw thread pair produces between the contact surface of self-locking and screw thread pair comes
Ensure.In general, connect screw thread and there is certain self-locking performance, can't automatically get loose under static load conditions.But, due to
Inevitably there is shock and vibration, varying load effect in the working condition connected.Under these working conditions, screw thread pair it
Between frictional force there will be momentary loss or reduction；Simultaneously in the occasion that high temperature or variations in temperature are bigger, material can occur compacted
Strain and stress relaxes, and frictional force also can be made to reduce.Under repeatedly effect, will result in threaded gradually getting loose.
Threaded inefficacy, is primarily due to pretightning force minimizing and causes screw thread to get loose, therefore thread connection anti-loose
Essence, it is simply that prevent the reversion (the namely reversion between internal thread hole and external thread part) of screw thread pair, such as bolts and nuts
Between reversion.
Existing mechanical anti-loose method mainly includes utilizing the machineries such as split pin, locked spacer and string steel wire rope locking
Method.The most a lot of anti-loose methods also using series connection steel wire rope.
In order to prevent threaded getting loose, people are always in unremitting effort.
Patent No. US1755807,6 days April nineteen twenty-nine of filing date, publication date are that the U.S. in April 22 nineteen thirty is special
In profit, disclose a kind of locking bolt and nut structure, including screw rod, locking nut, spline set.Screw thread it is provided with in locking nut
Through hole and the spline hole of internal tooth wheel shape communicated therewith, the minimum-value aperture in spline hole is more than the aperture of tapped through hole.Spline is sheathed
Having spline through hole, spline set periphery is external tooth wheel shape, and spline through hole hole wall is provided with spline bar, is provided with and spline bar on screw rod
The spline groove coordinated.The external tooth wheel shape periphery of spline set and locking nut spline hole gerotor type hole wall fiting constraint locking nut
Rotating relative to spline set, the spline set of spline set inserts the spline groove constraint screw rod of screw rod and rotates relative to spline set, therefore screw rod
Together with being nonrotatably mounted tO with locking nut.In this patent, owing to spline set is contained in the spline hole of locking nut completely
In, spline set is difficult to take out from the spline hole of locking nut；And screw rod, nut use during, due to spline set,
Screw rod and nut get rusty, dust enters between spline set and screw rod and nut, spline set and screw rod and nut the meeting such as interpenetrate
Cause and between spline set and bolt and nut, produce the biggest gmatjpdumamics, thus cause spline set cannot take out between screw rod and nut.
If spline set is difficult to or cannot take out between screw rod and nut, it is difficult to maybe cannot be separated with screw rod by nut, thus but loses
Go to use screw thread pair to connect and be contemplated to the most basic purposes that can be separated with nut by screw rod easily, thus this spiral shell
Bar and nut structure are not have great use value.
Patent No. ZL201510198765.5, application publication number are CN 104819197A, filing date in April, 2015
24 days, date of publication be on August 6th, 2015 patent of invention in, a kind of Anti-loosening nut attachment structure, including connector and pass
The screw rod of connector, screw rod screws nut by connector fasten, outside nut be socketed a locking lasso, locking lasso be connected
Being provided with anti-rotational structure between part, anti-rotational structure includes the deep gouge that on connector, corresponding nut is arranged, and after nut screws, bottom sets
In deep gouge, locking lasso outer ring is provided with dop, and deep gouge medial wall is provided with the draw-in groove snapped in for dop；Locking lasso height is less than
The height of deep gouge, is interference fit between locking lasso and nut and deep gouge.The Anti-loosening nut attachment structure of this invention, due to
Adding a locking lasso, and be provided with anti-rotational structure between locking lasso and connector, locking lasso inner ring is for join with nut
The regular hexagon structure closed, can not rotate against between locking lasso inner ring and nut, and anti-rotational structure prevents locking lasso simultaneously
Rotate against with connector, thus loosen after being possible to prevent nut fastening.This Anti-loosening nut attachment structure, although achieve
Prevent loosening of nut, but on the one hand due to locking lasso height less than the height of deep gouge, locking lasso and nut and deep gouge it
Between be interference fit, dismantle Anti-loosening nut attachment structure time, locking lasso is cannot to take out in deep gouge, it is impossible to take
Go out locking lasso, just nut cannot be separated with screw rod, thus but lose use screw thread pair and connect that be contemplated to can
The most basic purposes easily screw rod separated with nut, thus this structure is less than in all senses；On the other hand,
Deep gouge medial wall is provided with the draw-in groove snapped in for dop, this notch cannot machining out, if not prior and quilt
Connector molding together, then need just can process by techniques such as electric sparks, thus use cost be the highest；Further, if
Not to screw rod spline, screw rod still can rotate relative to locking nut, is also only not have any realistic meaning to nut spline.Above-mentioned
Various reasons, those skilled in the art can be made to think, and the technical scheme of this invention, without any use value, hinders this significantly
The technical staff in field improves the enthusiasm of the technical scheme of this patent.
Patent No. ZL97112246.6, publication date are in the patent of invention of 97112246.6, disclose a kind of locking spiral shell
Mother, including tool mounting-portion and be coaxial therewith projecting upwards the annular protrusion of setting, between which has through screwed hole.This
Plant stop nut, it is simply that HardLock nut, be known as the most unique exhausted tight nut, be Hadlock industry strain formula
A president Ruo Linke man of virtue and ability for commercial firm has used the time of nearly 20 years, the technological achievement found out by continuous technological improvement, now
In high ferro, Application comparison is many.During high ferro operation, the train run at high speed constantly contacts with rail, and the vibrations of formation are very big, and one
As screw can be quaked loose shake in this vibrations and fly.It is not desired to be shaken fly, then be accomplished by screw and nut is intricately woven together, never
Loosen.This requires to seem very simple, but is intended to meet it and is not easy to.High ferro represents Created in China, but with Japan
Nut, thus have media to send the exclamation of the similar gap finding out made in China and Japan's manufacture from a nut.But this spiral shell
Female manufacturing process is extremely complex, and the accuracy of manufacture requires the highest, and present situation is, has product figure, has product, does not has Ha Deluo
Unique technology of gram company and tricks of the trade, but cannot manufacture, thus expensive, at least tens yuans；This spiral shell
Mother also cannot accomplish the most loose, and simply in existing stop nut, anti-loosing effect is calculated well；This nut, reuses
Cannot use again after tens times.
In the utility model patent of Patent No. ZL201520399393.8, disclose a kind of from jack panel, bolt fastening
Part, securing member includes self-tightening nut body, self-tightening packing ring and plain bolt；Self-tightening nut body and self-tightening washer contacts face are flat
Slip over the helicoid crossed；Self-tightening nut body is threadeded with plain bolt；Bolt fastener includes self-locking bolt, self-tightening packing ring
And plain nut；Plain nut is threadeded with self-locking bolt.Autofrettage should be used, at spiral shell from jack panel, bolt fastener
On mother or bolt, a self-tightening structure is set so that it is after locking, reach the effect of self-tightening, allows nut displacement no longer occur or loosens.
Oneself nut this, also known as self-tightening king's nut and the nut of never becoming loose, and declare its anti-loose ability more than hardlock nut,
CCTV has been reported that.This nut is not owing to being widely used, and its anti-loosing effect how, it is impossible to judge.
Publication No. CN201934467 U, publication date are in the utility model patent on August 17th, 2011, disclose one
Planting front-end single-threaded spiral rear double-line anchoring screw, it mainly includes screw rod, and screw rod is provided with tapping screw thread, and screw rod tail end sets
Having connection member, connection member is outer-hexagonal head, and outer-hexagonal head is provided with pad, is provided with locking teeth bottom pad.This is real
In novel, disclosed is only a kind of bolt structure, and described all structures are all parts for bolt structure, from figure and
From the point of view of turret head is provided with on the literal expression of pad, all can be interpreted as that pad is a part for screw undoubtedly, therefore not
Existing and be provided with the spline through hole coordinated with outer-hexagonal head on pad, pad is arranged on outside outer-hexagonal head, and pad and screw rod are point
Two components opened.Owing to pad is a part for screw, during the screw-in of screw, the locking teeth on pad and pad is also
Along with screw rod rotates together, although being so provided with locking teeth on pad, locking teeth when embedding connected object is not
Only axially embed connected object, but produce axial and circumferential displacement in the process rotated and embed connected object, this
Sample locking teeth during screw rotates can form one along screw screw-in direction from-shallow-to-deep on the surface of connected object
Circumferential slot.On the one hand circumferential slot destroys the attractive in appearance of connected object outward appearance；On the other hand locking teeth it is greatly reduced with connected
The insertion force of object, it may be said that locking teeth is extremely limited to the reverse anti-loose effect of screw；Especially because embed
The existence of tooth, makes screw be difficult to the object that locking is connected.The locking teeth of the screw of the most this structure, does not rises and loosens
Effect, the screw of this structure, there is no any use value.
From Patent No. US1755807, the United States Patent (USP) in 6 days April nineteen twenty-nine of filing date, invent and come with spline set
Limit the loosing Prevention Technology that bolt opposing nut rotates, to Patent No. ZL201510198765.5, filing date April 24 in 2015
In the Chinese invention patent of day, again propose spline set and limit the technical scheme of nut rotation, last 86 years, all do not have
Solution can locking to screw bolt and nut with spline set or locking to screw bolt and nut with spline set, again can fast and easy reliable
Spline set is taken out from spline hole so that the technical problem separated of screw bolt and nut.Existing think that anti-loosing effect is good
Hardlock nut, self-tightening king's nut, all locking not by using spline set to stop nut rotation to realize bolt and nut；Hurry up
Oneth century went over, also not over using spline set to stop nut rotation to realize the technology application that bolt and nut is locking；
Visible, though people be absorbed in employing spline set can stop nut rotation to realize that bolt and nut is locking bolt and nut very
The difficult technology mistaken ideas maybe cannot dismantled, define employing spline set stop nut rotation to realize the locking technology of bolt and nut without
The inertial thinking of use value, thus prevent those skilled in the art to improve employing spline set and stop nut rotation to realize
The enthusiasm of the technical scheme that bolt and nut is locking
Summary of the invention
For problems of the prior art, the technical problem to be solved in the present invention is, overcomes existing this area
Technical staff recognize use spline set limit screw thread pair invert get loose loosing Prevention Technology scheme, because of spline set be difficult to or cannot be from first
Spline takes out in hole, cause the inertial thinking that has no value for use, it is provided that one makes screw rod to get loose because of reversion and screw rod
Separate quick, convenient, be fastenedly connected assembly and structure, installation and method for dismounting, crankshaft connecting rod system, track knot reliably
Structure, bone attachment means and bone method of attachment.
A kind of fastening structure, including being fastenedly connected assembly, parent, attached body；It is fastenedly connected assembly and includes screw rod；Screw rod
Including the first external thread part, spline blocking part, spline blocking part radially protruding the first external thread part；Attached body is provided with and screw rod
The through hole that first external thread part coordinates；
It is fastenedly connected assembly and also includes spline set；
The periphery of the spline blocking part of screw rod is provided with the first axial rotation prevention portion；
Being provided only with an axial spline through hole on spline set, the spline that the hole wall of spline through hole is provided with screw rod is supported
First rotation prevention portion of stopper coordinates, the second axial rotation prevention portion；It is provided with the 3rd axial rotation prevention portion in the periphery of spline set；
The side deviating from parent at attached body is provided with the first spline hole, and the first spline hole and attached body are joined with the first external thread part
The through hole connection closed is the most coaxial, and the aperture in the first spline hole is more than the through-hole aperture on attached body；Or fastening structure also includes
The first spline part together with being nonrotatably mounted tO with attached body, is provided with the first spline hole on the first spline part；First spline
The periphery that the hole wall in hole overlaps with spline coordinates；The hole wall in the first spline hole is provided with the 4th spline coordinated with the 3rd rotation prevention portion
Portion；
On hole wall in the first spline hole and/or spline set, it is provided with and will be arranged on outside the spline blocking part of screw rod and first
The taking-up structure that spline set in spline hole takes out；
Parent is provided with screwed hole, and the first external thread part of screw rod is through the screwed hole screw thread of the through hole on attached body with parent
Connecting, parent and attached body are fastened together by screw rod；Or it is provided with what the first external thread part with screw rod coordinated on parent
Through hole, the side deviating from attached body at parent is provided with the locking nut together with being nonrotatably mounted tO, the first of screw rod with parent
External thread part is threadeded through the through hole on attached body, through hole on parent with locking nut, and screw rod and locking nut are by parent
It is fastened together with attached body；
The spline blocking part of screw rod is placed in the first spline hole, and the first rotation prevention portion of the spline blocking part of screw rod and first is only
The 4th rotation prevention portion position relationship turning hole is corresponding；
Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole and by axial limiting in the first spline hole
In；The spline blocking part of the first rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotates relative to spline set；3rd rotation prevention portion with
4th rotation prevention portion fiting constraint spline set rotates relative to attached body, together with screw rod is nonrotatably mounted tO with attached body, parent.
As the improvement of scheme one, take out structure and include that being arranged on spline puts two axial clamping holes or be only arranged on
Two the axial clamping depressed parts connected with spline set periphery on the periphery of pivoted housing.
Spline set is provided with two or more for spline set clamps from the first spline hole clamping hole or the folder of taking-up
Hold depressed part, when taking out spline set, in only need to stretching into two clamping holes or clamping depressed part, clamp spline set thus by spline
Set takes out from the first spline hole, makes spline set take out from the first spline hole quickly, facilitates, reliably.Generally can borrow
Clamping device clamping spline set is helped to be taken out from the first spline hole by spline set, so that spline set takes out from the first spline hole
More quickly, facilitate and can ensure that spline set takes out from the first spline hole.
Spline set is provided with two or more for spline set clamps from the first spline hole the clamping hole of taking-up, is not required to
On the hole wall in the first spline hole, redesign takes out the structure of spline set, and when molding spline is overlapped, molding clamping hole, increases hardly
Add cost, and spline set is generally configured to standard component, therefore can be substantially reduced cost.
Relatively thin in spline sleeve wall thickness, do not have enough spaces arrange clamping hole in the case of, spline set periphery be provided with folder
Hold depressed part structure, also can design on the hole wall in the first spline hole and clamp structure one clamping of formation that depressed part coordinates
Hole, in the case of ensureing spline set rigidity and intensity, moreover it is possible to makes the aperture of clamping depressed part meet clamping needs.
As the improvement of scheme one, take out structure and be additionally included in the spline set side and the towards the bottom surface in the first spline hole
Formed bottom one spline hole with clamp hole or clamping depressed part connect, for the gripper hook of extracting tool through clamping hole or clamp recessed
The taking-up space that the portion of falling into enters.
As the improvement of scheme one, take out structure and include being arranged on the hole wall in the first spline hole and the first spline hole
Two taking-up grooves of the end face connection in hole wall and the first spline hole.
As the improvement of scheme four, take out structure and be additionally included in the spline set side and the towards the bottom surface in the first spline hole
It is provided with between one spline hole and takes out the taking-up space that groove connects.
As the improvement of scheme one, it is fastenedly connected assembly and includes the first spline part；
More than six the 3rd evenly distributed, axial rotation prevention portions of circumference it are provided with in the periphery of spline set；
First spline part is provided with more than one first spline hole and run through corresponding first spline hole diapire and
First external thread part of screw rod coordinates the through hole coaxial with the first spline hole；The hole wall in the first spline hole is provided with and spline
The 4th rotation prevention portion that 3rd rotation prevention portion of set coordinates；
First external thread part of screw rod is arranged on one through the through hole on the first spline part, through hole on attached body with parent
Rise；
Parent, attached body, the first spline part are fastened together by screw rod.
As the improvement of scheme six, the side deviating from parent at attached body is provided with attached body spline hole；
The first spline part deviate from an end face in the first spline hole axially projecting more than one retrain the first spline part
The spline protuberance coordinated with attached body spline hole is rotated relative to attached body；The spline protuberance of the first spline part inserts in attached body spline hole；
First external thread part of screw rod is installed together through the through hole on the first spline part, through hole on attached body with parent；First only
Turn that the spline protuberance of part inserts in the attached body spline hole of attached body, screw rod jointly retrains first through the through hole on the first spline part and stops
Turn part to rotate relative to attached body；
Or on an end face of spline set axially projecting more than one retrain the first spline part and rotate with attached relative to attached body
The spline protuberance that body spline hole coordinates, is provided with the spline part spline that the spline protuberance with spline set coordinates on the first spline part
Hole；Spline set is arranged in the first spline hole, and the spline protuberance of spline set inserts in attached body spline hole through spline part spline hole；
First external thread part of screw rod is installed together through the through hole on the first spline part, through hole on attached body with parent；Spline set
The through hole that spline protuberance inserts in the attached body spline hole of attached body, screw rod passes on the first spline part jointly retrain the first spline part
Rotate relative to attached body.The attached body that processing coordinates with the spline protuberance of the spline protuberance of the first spline part, spline set on attached body stops
On the one hand turning hole, attached body spline hole is generally circular hole, processes extremely simple, and processing cost is low, is not required on attached body processing and the
One spline part periphery coordinates and the spline part spline hole of the first spline part spline need to be substantially reduced cost；On the other hand first
Spline part is particularly convenient with separating of attached body；Also have the first spline part to need not be welded and fixed with attached body, make the first spline part
The most attached body is also the most demountable.
As the improvement of scheme one, on the attached body being provided with the first spline hole or be provided with the first spline part in the first spline hole
Upper, corresponding each first spline hole is equipped with the first corresponding with the 4th rotation prevention portion, to cross the radial direction of the axis in the first spline hole quarter
Degree line, the first graduation mark is distributed in the periphery in the first spline hole.
The method for dismounting of a kind of fastening structure, comprises the following steps:
With clamp, spline set is taken out from the first spline hole: clamp include being articulated rotationally ground left caliper,
Right caliper body, is provided with clamping projection in the bottom surface of the clamping end of left caliper, is provided with clamping in the bottom surface of the clamping end of right caliper body
Projection, the clamping projection of left caliper, the clamping projection maximum outside diameter of right caliper body are less than clamping hole or the clamping depressed part of spline set
Minimum-value aperture；Clamp is opened, clamping projection, the clamping projection of right caliper body of left caliper be respectively protruding into corresponding clamping hole or
In clamping depressed part, then drawing clamp in, spline set is taken out from the first spline hole by clamp；
Again screw rod is taken out from attached body, parent, complete the dismounting of fastening structure.
Being taken out from the first spline hole by spline set with the two of clamp clamping projection clamping spline sets, not only spline is overlapped
Take out quickly, convenient, reliable, and the clamping hole that puts of spline or clamping depressed part need not much, it is possible to meets clamping
Need.Thus spline set and the size in the first spline hole matched therewith can be substantially reduced, reduce cost, more meet existing tightly
The use habit of firmware.
As the improvement of scheme nine, spline set towards bottom side and the first spline hole of the bottom surface in the first spline hole,
Form the taking-up space connected with clamping hole or clamping depressed part；
On the end of the clamping projection of left caliper, it is convexly equipped with gripper hook towards right caliper body direction, convex in the clamping of right caliper body
On the end of post, it is convexly equipped with gripper hook towards left caliper direction；
The clamping projection of left caliper and gripper hook, the clamping projection of right caliper body and gripper hook stretch into corresponding clamping hole or folder
Hold in depressed part and gripper hook is radially in taking-up space, then draw clamp in, the left clamping projection of clamp and right clamping projection
The gripper hook of clamping spline set, the gripper hook of left caliper and right caliper body keeps out spline set in the removing direction deviating from spline set, folder
Spline set is taken out from the first spline hole by pincers.Owing to adding gripper hook, spline set is kept out, and be dependent on the most merely folder
The grip friction power holding projection and spline set clamps taking-up spline set, when dismounting is fastenedly connected assembly, and clamp and spline set
Between except clamping friction power, the power of axially keeping out that also add gripper hook, thus considerably increase clamp clamping spline set
Chucking power, can highly reliably take out spline set.
The method for dismounting of a kind of fastening structure, comprises the following steps:
With clamp, spline set is taken out from the first spline hole: clamp include being articulated rotationally ground left caliper,
Right caliper body, the clamping end at left caliper is convexly equipped with gripper hook towards right caliper body direction, at the clamping end of right caliper body towards left caliper
Direction is convexly equipped with gripper hook, and the clamping end of left caliper and gripper hook, the clamping end of right caliper body and gripper hook are joined with taking-up groove
Close, the gripper hook of left caliper and the gripper hook of right caliper body and taking-up interference fit；Clamp is opened, the clamping end of left caliper and
Gripper hook stretches into one and takes out in groove and gripper hook is radially in the taking-up space between the bottom surface in spline set and the first spline hole,
The clamping end of right caliper body and gripper hook stretch in another takes out groove and gripper hook is radially in taking-up space, then draw folder in
Pincers, the gripper hook of the left bare terminal end of clamp and right bare terminal end clamping spline set, the gripper hook of left caliper and right caliper body is only deviating from
The removing direction of pivoted housing keeps out spline set, and spline set is taken out from the first spline hole by clamp.
The hole wall in the first spline hole is provided with two and takes out groove, it is simple to extracting tool such as clamp is from taking out groove and taking out sky
Between clamping take out spline set, when dismounting is fastenedly connected assembly, capture out spline set with puller finger, can be the most laborsaving, fast
Speed, quickly and reliably spline set is taken out from the first spline hole.Taking-up sky it is provided with between spline set and the first spline hole
Between, when spline set is taken out in clamping, extracting tool stretches in taking-up space, does not the most only rely on the folder of clamping device and spline set
Friction-tight power clamps taking-up spline set, and adds extracting tool and be enclosed within spline and deviate from removing direction and keep out power, because of
And can highly reliably take out spline set.Increase between spline set and the first spline hole and take out groove and take out space, the suitableeest
For spline jacket wall thickness and the situation needing bigger chucking power to be taken out from spline hole by spline set；This structure tight
Being solidly connected assembly, taking out structure if not increasing between spline set and the first spline hole, being difficult to even cannot be by spline set from first
Spline hole is taken out；To because of in use, between spline set and the first spline hole because getting rusty, entrance, the life-time service such as dust
Produce spline set to be engaged with the first spline hole etc. and to cause spline to overlap the most stuck situation in the first spline hole, by dismantling work
Tool, the spline set being fastenedly connected assembly of this structure also can the most reliably take out from the first spline hole.
The installation method of a kind of fastening structure, comprises the following steps:
By the through hole on attached body just to the through hole on parent, the first external thread part of screw rod is through the through hole on attached body and mother
Body is installed together, and parent and attached body are installed together by screw rod；The spline blocking part of screw rod is placed in the first spline hole；
Spline blocking part by box spanner fine setting screw rod: be provided with spline blocking part with screw rod on box spanner
The spline blocking part accommodating hole that outer peripheral face coordinates, is provided with and first on the outer peripheral face of the spline blocking part accommodating hole of box spanner
Rotation prevention portion and the second axial graduation mark corresponding to the first graduation mark, the periphery of the first graduation mark radially protruding sleeve；By sleeve
Spanner is enclosed within outside the spline blocking part of screw rod, by the angle of the spline blocking part of box spanner rotary fine adjustment screw rod forward or backwards
Degree makes the second graduation mark and the first graduation mark coplanar, so that the first rotation prevention portion of the spline blocking part of screw rod and the first spline hole
The 4th rotation prevention portion position relationship corresponding；
Spline set be arranged on outside the spline blocking part of screw rod and the first spline hole in, spline set by axial limiting at screw rod
In outside spline blocking part and the first spline hole；The second rotation prevention portion that first rotation prevention portion of the spline blocking part of screw rod and spline are overlapped is joined
The spline blocking part of contract bundle screw rod rotates relative to spline set, the 3rd rotation prevention portion of spline set and the 4th spline in the first spline hole
Portion's fiting constraint spline set rotates relative to attached body, and screw rod is installed together with parent and attached body un-rotatably.
By the spline blocking part angle of box spanner rotary fine adjustment screw rod forward or backwards, because of the first graduation mark radial convex
Go out the first spline hole, the periphery of the first graduation mark radially protruding sleeve, make the second graduation mark and the first graduation mark altogether by range estimation
Face, thus make the first rotation prevention portion and the 4th spline position in the first spline hole of the spline blocking part of screw rod easily, exactly
Relation of putting is corresponding, makes spline set can be placed on quickly and accurately outside the spline blocking part of screw rod and in the first spline hole.
The first time installation method of a kind of fastening structure, is fastenedly connected assembly and includes the first spline part, the first spline
The through first spline part in hole；
Installation method comprises the following steps:
After installing screw rod, being arranged on outside the spline blocking part of screw rod by spline set, the second rotation prevention portion of spline set is placed in
Outside first rotation prevention portion of the spline blocking part of screw rod；
By corresponding with the 3rd rotation prevention portion position relationship that spline is overlapped for the 4th rotation prevention portion of the first spline part, then by the first spline
Part is arranged on outside spline set, and the 3rd rotation prevention portion of spline set is arranged in the first spline hole；
Spline is overlapped the axial limiting the first rotation prevention portion in the spline blocking part of screw rod the 4th outward with the first spline hole stop
In transfer part；
First spline part is fixed with attached body；
The spline blocking part of the second rotation prevention portion and the first rotation prevention portion fiting constraint screw rod rotates relative to spline set, the 3rd spline
Portion rotates relative to attached body with the 4th rotation prevention portion fiting constraint spline set, and screw rod is arranged on one with parent and attached body un-rotatably
Rise.
When for the first time fastening structure being installed, after installing spline set, the first spline part is installed again, installs the most square
Just.It is being fastenedly connected during assembly reuses, during dismounting, only spline set need to clamped from the first spline hole taking-up,
First spline part is also integrally fixed on attached body；Reinstall when being fastenedly connected assembly, owing to the spline blocking part of screw rod is relative to
The position relationship in one spline hole is substantially without change, and therefore the spline blocking part of screw rod need not adjust, and tightens the spline of screw rod
Blocking part, the first rotation prevention portion of the spline blocking part of screw rod is the most corresponding with the 4th rotation prevention portion position relationship in the first spline hole, then
Secondary repeat install install particularly convenient.
One is fastenedly connected assembly, and including screw rod, screw rod includes the first external thread part, spline blocking part, spline blocking part
Radially protruding the first external thread part；Also include spline set；The periphery of the spline blocking part of screw rod is provided with the first axial rotation prevention portion；
Being provided only with an axial spline through hole on spline set, the spline that the hole wall of spline through hole is provided with screw rod is supported
First rotation prevention portion of stopper coordinates, the second axial rotation prevention portion；It is provided with the 3rd axial rotation prevention portion in the periphery of spline set；
Spline set on be provided with two or more for spline set is clamped from the first spline hole taking-up clamping hole or
The periphery of spline set is provided with two or more and overlaps what periphery connected for clamping spline set to take out from the first spline hole with spline
Clamping depressed part；
Spline set is arranged on outside the spline blocking part of screw rod, the first rotation prevention portion and the second rotation prevention portion fiting constraint screw rod only
Turn blocking part to rotate relative to spline set.
As the improvement of scheme 14, also include elastic washer.Elastic washer can be butterfly spring or compression spring or tower
Shape spring etc..Elastic washer is typically mounted between the spline blocking part of screw rod and attached body.In order to spline set is arranged on screw rod
In outside spline blocking part and the first spline hole, need to make the of the first rotation prevention portion of the spline blocking part of screw rod and the first spline hole
Four rotation prevention portion position relationships are corresponding, when needing the spline blocking part of forward or reverse fine setting screw rod, increase elastic washer, utilize elasticity
The elastic deformation of packing ring regulates threaded pretightning force, it is to avoid threaded pretightning force is excessive or too small.
As the improvement of scheme 14, an end face of spline set is provided with three axially projecting spline set end faces, makes
Spline set towards the bottom surface in the first spline hole side with formed bottom the first spline hole with clamp hole or clamping depressed part connect
Take out space supporting part.The bottom surface in supporting part and the first spline hole is formed and connects, for tearing open with clamping hole or clamping depressed part
Unload the taking-up space that the gripper hook of instrument enters through clamping hole or clamping depressed part.
Take out the supporting part in space because easily being formed to be used for being formed on spline set, as together with can overlapping with spline punching press and
Become, thus low cost.
As the improvement of scheme 14, it is fastenedly connected assembly and also includes spline set is deviated from the first external thread part of screw rod
The spline set locating part of side axial limiting；Spline set locating part is snap ring or is the buckle closure being provided with two or more Elastic buckle,
The maximum outside diameter of snap ring or buckle closure is more than the minimum diameter of the spline through hole of spline set.Can be provided with on screw rod and snap ring or buckle closure
The draw-in groove coordinated, it is possible to be provided with, on the hole wall in the first spline hole, the draw-in groove coordinated with snap ring or buckle closure.Installation is fastenedly connected knot
During structure, only snap ring need to be arranged in draw-in groove, or the Elastic buckle of buckle closure is buckled in draw-in groove, so that it may to spline set axially limit
Position.Spline set locating part is buckle closure, and spline set not only can be deviated from the side axial limiting of spline blocking part, also lid by buckle closure
Effect, make spline set and screw rod be not exposed in air, thus be greatly increased spline set and service life of screw rod, use
Safer, outward appearance is more attractive, and buckle closure also can play role in decoration.Spline set locating part is snap ring or buckle closure, easy in thread connection
The occasion lost efficacy, snap ring or buckle closure axial limiting are more reliable.
As the improvement of scheme 14, it is fastenedly connected assembly and includes the first spline part；
More than six the 3rd evenly distributed, axial rotation prevention portions of circumference it are provided with in the periphery of spline set；
First spline part is provided with more than one first spline hole and run through corresponding first spline hole diapire and
First external thread part of screw rod coordinates the through hole coaxial with the first spline hole；The hole wall in the first spline hole is provided with and spline
The 4th rotation prevention portion that 3rd rotation prevention portion of set coordinates.
As the improvement of scheme 18, deviate from an end face in the first spline hole axially projecting at the first spline part body
More than one retrains the spline protuberance that the first spline part rotates relative to attached body；
Or spline set an end face on axially projecting more than one retrain the first spline part relative to attached body rotates stop
Turn protuberance, the first spline part is provided with the spline part spline hole that the spline protuberance with spline set coordinates；Spline set is arranged on
In one spline hole, the spline protuberance of spline set inserts spline part spline hole and protrudes spline part spline hole.
As the improvement of scheme 18, the first spline part includes the first spline part body, same at the first spline part body
Side is convexly equipped with the fan-shaped protuberance that two or more is coaxial with the through hole coordinated on the first spline part with screw rod, at protuberance
The 3rd rotation prevention portion that medial wall is provided with spline set coordinates the 4th rotation prevention portion；Protuberance is provided with the medial wall shape of the 4th rotation prevention portion
Become the first spline hole of non-closed；Taking out structure is the taking-up depressed part that the gap between adjacent two protuberance circumferences is formed.
The spline part of this structure is generally stamping parts, the through hole on punch forming spline part, the first spline hole and taking-up
Structure etc., low cost；The circular gap taking out structure is big, it is simple to directly taken out from the first spline hole by spline set with hands, and
Need not special extracting tool；The spline hole that first spline hole is non-closed of the most this structure, in use,
Spline set can be greatly reduced with the gmatjpdumamics of spline part, further facilitates spline set and need not special instrument and just can stop from first
Turn in hole and take out.
One is fastenedly connected assembly, and including screw rod, screw rod includes the first external thread part, spline blocking part, spline blocking part
Radially protruding the first external thread part；Also include spline set；Screw rod includes the first external thread part, spline blocking part, spline blocking part
Radially protruding the first external thread part, the periphery of the spline blocking part of screw rod is provided with the first axial rotation prevention portion；
Spline set is provided with the spline through hole that two or more coordinates with the spline blocking part of screw rod, in the hole of spline through hole
Wall be provided with the first rotation prevention portion of the spline blocking part with screw rod coordinate, evenly distributed the second axial rotation prevention portion of circumference；Each
The corresponding screw rod of spline through hole；Spline set is arranged on outside the spline blocking part of plural screw rod, the first rotation prevention portion and
The spline blocking part of two rotation prevention portion fiting constraint screw rods rotates relative to spline set.
Spline set is provided with two or more spline through hole, by the plural screw rod in being arranged on spline and overlapping only
Turn blocking part, screw rod constraint spline set rotates relative to attached body, it is not necessary to redesign other spline structure, as need not spline part,
Retrain spline set also without the spline structure designed on attached body with spline set cooperation to rotate relative to attached body, structure letter
Single；First dismantle spline set locating part during dismounting, more directly spline set is separated with the spline blocking part of screw rod, tear stopping of screw rod open
Turn blocking part, very convenient during dismounting, it is not necessary to special instrument.Coordinate with the first external thread part on some parents, attached body
The pitch-row in hole equal and pitch-row is smaller or for presenting certain fixing regularly arranged fastening structure, the suitableeest
With.
A kind of bone attachment means, including connector, is fastenedly connected assembly；It is fastenedly connected assembly and also includes that spline set is spacing
Part；
First external thread part is tapping screw thread；
Connector is provided with the through hole that two or more coordinates with the first external thread part of screw rod, in the same side of connector
It is provided with and through hole the first spline hole one to one；
First spline hole through hole corresponding with on connector connection is the most coaxial, and the aperture in the first spline hole is more than on connector
Through-hole aperture；The hole wall in the first spline hole is provided with coordinate with the 3rd rotation prevention portion, the 4th circumferentially distributed rotation prevention portion；First
The periphery that the hole wall in spline hole overlaps with spline coordinates；One the corresponding screw rod in the first spline hole, spline set, spline are overlapped spacing
Part；
First rotation prevention portion of spline blocking part is placed in the 4th rotation prevention portion in the first spline hole, and the first of spline blocking part is only
Transfer part is corresponding with the 4th rotation prevention portion position relationship in the first spline hole；
Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole, and spline set locating part is arranged on screw rod
Or on connector, spline is overlapped axial limiting；First rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set,
3rd rotation prevention portion and the 4th rotation prevention portion fiting constraint spline set opposite joints rotate.
A kind of bone method of attachment, comprises the following steps:
First external thread part of one screw rod is connected through the through hole on connector and a knochenbruch tapping screw thread, screw rod
Knochenbruch is fastened together with connector；First external thread part of another screw rod through another through hole on connector with
Another knochenbruch tapping screw thread connects, and another knochenbruch is fastened together by screw rod with connector；
Spline blocking part is placed in corresponding first spline hole, the first rotation prevention portion and corresponding 4th rotation prevention portion position relationship
Corresponding；
Spline set is arranged on outside the spline blocking part of corresponding screw rod and in the first spline hole, spline is overlapped locating part peace
It is contained on corresponding screw rod or make on connector spline set by axial limiting outside the spline blocking part of screw rod and the first spline hole
In；First rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set, and the 3rd rotation prevention portion and the 4th rotation prevention portion are joined
Contract bundle spline set opposite joints rotates.
Use above-mentioned bone attachment means and bone method of attachment, will not cause connecting loosening pine because of bone frequent activities
De-, displacements etc., the pain side effect that attachment means causes is greatly reduced, and for the patient bigger to some ages, fracture is more
After conjunction, also can be not required to dismantle bone attachment means, it is to avoid secondary injury.
A kind of crankshaft connecting rod system, including bent axle, connection rod set, is fastenedly connected assembly；Connection rod set includes that gonnecting rod body, connecting rod are big
Skull, big end bearing shell；Gonnecting rod body includes big end and small end of connecting rod, and big end is provided with through hole；Connecting rod cap
It is provided with through hole；It is fastenedly connected assembly and includes screw rod；Screw rod includes the first external thread part, spline blocking part, footpath, spline blocking part
To protruding the first external thread part；
It is fastenedly connected assembly and also includes that spline set, spline overlap locating part；The periphery of the spline blocking part of screw rod is provided with axially
The first rotation prevention portion；
Being provided only with an axial spline through hole on spline set, the spline that the hole wall of spline through hole is provided with screw rod is supported
First rotation prevention portion of stopper coordinates, the second axial rotation prevention portion；It is provided with the 3rd axial rotation prevention portion in the periphery of spline set；
The side deviating from gonnecting rod body at connecting rod cap is provided with on the first spline hole, the first spline hole and big end lid
Through hole connection is the most coaxial；Or crankshaft connecting rod system also include being nonrotatably mounted tO with connecting rod cap together with the first spline
Part, is provided with the first spline hole of through first spline part, the first spline hole and leading on big end lid on the first spline part
Hole connection is the most coaxial；The aperture in the first spline hole is more than the through-hole aperture on screw rod major part lid；On the hole wall in the first spline hole
It is provided with the 4th rotation prevention portion coordinated with the 3rd rotation prevention portion；
On hole wall in the first spline hole and/or spline set, it is provided with and will be arranged on outside the spline blocking part of screw rod and first
The taking-up structure that spline set in spline hole takes out；
Big end bearing shell closes and wraps in outside bent axle, and gonnecting rod body major part and big end cover and wrap in outside big end bearing shell；
First external thread part of screw rod is installed together on big end lid through the through hole on big end；Screw rod
Spline blocking part is placed in the first spline hole；
Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole, and spline set locating part is arranged on screw rod
It is installed together the side axial limiting that spline set is deviated from spline blocking part together or with connecting rod cap；Second rotation prevention portion with
The spline blocking part of the first rotation prevention portion fiting constraint screw rod rotates relative to spline set, and the 3rd rotation prevention portion and the 4th rotation prevention portion coordinate about
Bundle spline set rotates relative to connecting rod cap, together with screw rod is nonrotatably mounted tO with gonnecting rod body and connecting rod cap.
Use the crankshaft connecting rod system being fastenedly connected assembly of the present invention, by being fastenedly connected the company that assembly is fixed together
The body of rod and connecting rod cap, owing to screw rod will not rotate relative to gonnecting rod body, the big skull of screw rod, even if therefore gonnecting rod body bears the biggest
Soil fertility or crankshaft-link rod are in the environment of strenuous vibration, also will not cause threaded inefficacy because of screw rod reversion, so guarantee
Together with gonnecting rod body is reliably mounted on connecting rod cap, Accident prevention occurs.
A kind of track structure, including backing plate, railway rail pad, guide rail and be arranged on the collets of guide rail both sides, spring, gauge
Baffle plate, service sleeve, it is fastenedly connected assembly；
It is fastenedly connected assembly and includes the first spline part, also include that spline overlaps locating part；First external thread part is tapping screw thread；
First spline part is provided with and coordinates with the first external thread part, and coaxial with through hole set periphery coordinates with spline first
Spline hole, is provided with evenly distributed, more than six the 4th axial rotation prevention portions of circumference on the hole wall in the first spline hole；First only
Turn part to deviate from the side in the first spline hole and be provided with two axially projecting spline protuberances；
Being provided with blocking part in the both sides of backing plate, opposing outside, blocking part in both sides is equipped with joins with the first external thread part
The through hole closed；It is provided with blocking part in the both sides of ground, between the blocking part of both sides, is provided with the through hole with backing plate one to one
Blind hole, service sleeve is embedded in the blind hole on ground, is provided with the centre bore coordinated with the first external thread part in service sleeve；
Backing plate is arranged in the plane between the blocking part of ground both sides, and gauge apron is arranged on the both sides of backing plate and the blocking part of ground
Between, spacing to backing plate both sides；Railway rail pad is arranged on backing plate between the gauge apron being placed in both sides, and guide rails assembling is in-orbit
On lower bolster, collets are separately mounted between the blocking part of the both sides of guide rail and the both sides of backing plate；Keeping out of the both sides of backing plate
Portion is spacing to the collets of both sides, and the collets of both sides are spacing to the both sides of guide rail and downwardly against guide rail；Spring is supported on phase
On the collets answered and gauge apron；
First external thread part of screw rod sequentially passes through the through hole on the first spline part, spring, backing plate in service sleeve
Central hole tapping screw thread rear thread connect, screw rod by the first spline part, spring, collets, guide rail, gauge apron, backing plate with pre-buried
Sleeve pipe is fixed together；It is relative that two spline protuberances of the first spline part are kept out constraint the first spline part by the both sides that spring is opposing
Spring rotates；Spline set is arranged on outside spline blocking part and in the first spline hole, and spline set locating part is arranged on screw rod only
Pivoted housing axial limiting；First rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set, and the 3rd rotation prevention portion inserts
In 4th rotation prevention portion, constraint spline set rotates relative to the first spline part, and screw rod is nonrotatably mounted tO in service sleeve.
A kind of track structure, including being fastenedly connected assembly, backing plate, service sleeve；
It is fastenedly connected assembly and also includes that spline overlaps locating part；
Be provided with the first spline hole in backing plate side upward, the first spline hole with coordinate with the first external thread part on backing plate
Through hole connection is the most coaxial, and the aperture in the first spline hole is more than the through-hole aperture on backing plate；Or fastening structure also includes and pad
Plate is nonrotatably mounted tO the first spline part together, is provided with the first spline hole on the first spline part；
The periphery that the hole wall in the first spline hole overlaps with spline coordinates；The hole wall in the first spline hole is provided with and the 3rd spline
The 4th rotation prevention portion that portion coordinates；
The periphery that the hole wall in the first spline hole overlaps with spline coordinates；The hole wall in the first spline hole is provided with and the 3rd spline
The 4th rotation prevention portion that portion coordinates；
It is provided with blocking part in the both sides of ground, is provided with the blindest with the through hole of backing plate between the blocking part of both sides
Hole, service sleeve is embedded in the blind hole on ground, is provided with the centre bore coordinated with the first external thread part in service sleeve；
First external thread part of screw rod is threadeded through the through hole on backing plate with service sleeve, screw rod by backing plate with pre-buried
Sleeve pipe is fixed together；
Spline set is arranged on outside spline blocking part and in the first spline hole, and spline set locating part is arranged on screw rod spline
Set axial limiting；First rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set, the 3rd rotation prevention portion insertion the
In four rotation prevention portions, constraint spline set rotates relative to the first spline part, and screw rod is nonrotatably mounted tO in service sleeve.
Use the track structure being fastenedly connected assembly of the present invention, by be fastenedly connected spring that assembly is fixed together and
Backing plate, owing to screw rod will not rotate relative to backing plate, service sleeve, even if therefore spring bears greatly at power or track structure
The most reliable in the connection of the environment of strenuous vibration, screw rod and service sleeve, will not connect because of the screw thread of screw rod with service sleeve
Connect secondary reversion to get loose and cause threaded inefficacy, so guarantee that spring is reliably pushed down collets, collets and reliably pushed down and lead
Rail, guide rail is reliably installed together with backing plate, and Accident prevention occurs.
The invention has the beneficial effects as follows:
Should stop screw thread pair reversion locking, again keep mechanical whorl connect easily and fast, the most detachable
Property, it is that people endeavour to solve the most not thorough technical barrier solved the most for a long time.
The present invention limits screw rod by spline set and rotates relative to parent, attached body, so that screw rod is nonrotatably mounted tO
On parent and attached body, prevent being fastenedly connected the reversion of assembly in use screw rod and get loose.Spline set and the first spline hole and spiral shell
Matched in clearance it is generally, it is simple to the installation of spline set and taking-up between bar blocking part.
After being arranged in the first spline hole for the spline blocking part of screw rod, the first rotation prevention portion of the spline blocking part of screw rod
Can be corresponding with the 4th rotation prevention portion position relationship in the first spline hole, note when designing spline set the second rotation prevention portion that spline overlaps and
The position corresponding relation of the 3rd rotation prevention portion, namely the second rotation prevention portion to have corresponding rule with the 3rd rotation prevention portion.
On the hole wall in the first spline hole and/or on spline set, it is provided with and will be arranged on outside the spline blocking part of screw rod and the
In first spline hole of one spline part spline set take out taking-up structure, make spline set can easily and fast, reliably from first
Spline hole is taken out, even spline set is contained in the first spline hole completely.After spline set takes out from the first spline hole, spiral shell
The dismounting of bar is entirely the same with traditional screw rod dismounting, thus the convenient disassembly of screw rod, quickly, reliably.
First spline hole constraint spline set rotates relative to attached body, the first rotation prevention portion and the second rotation prevention portion fiting constraint screw rod
Spline blocking part rotates relative to spline set, and such screw rod cannot rotate, and screw rod would not get loose because of reversion, makes screw rod keep
At the locked position being initially required, the clamping force that screw flight connects is the most unchanged；Even if using general
Logical screw rod connects, under the adverse circumstances such as strenuous vibration, high temperature, and the clamping force in use base that screw flight connects
This is unchanged；Therefore reach best locking effect, the threaded inefficacy of screw flight can be prevented effectively from.
Spline set is provided only with a spline through hole, is fastenedly connected the applied widely of assembly, not by parent and attached body
The upper pitch-row being used for installing the hole of screw rod limits, but need to design the first spline hole to spline set spline on attached body, or uses phase
Without the first spline part rotationally, attached body is retrained spline set rotate；This fastening structure, more compact structure, more meet logical
The installation of standard component securing member and use habit, standard component can be designed to.
The fastening structure of this structure, the first rotation prevention portion in the spline blocking part of screw rod and the position in the first spline hole
In the case of relation of putting is determined in advance not over calculating, typically must be provided with at least six in the periphery of the spline blocking part of screw rod
Individual the first above rotation prevention portion, is provided with the second rotation prevention portion of the first rotation prevention portion integral multiple on the spline through hole of spline set, one
First spline coordinates with more than one second rotation prevention portion；And/or it is provided with the 3rd of more than at least six in the periphery of spline set
Rotation prevention portion, is provided with the 4th rotation prevention portion of more than six on the first spline hole, and the 3rd rotation prevention portion is with the more than one 4th
Rotation prevention portion coordinates；The pretightning force that so guarantee screw rod connects.
Accompanying drawing explanation
Fig. 1 is the perspective exploded view of the fastening structure of embodiment 1.
Fig. 2 is the cross-sectional schematic that the fastening structure of embodiment 1 crosses the axis cutting of screw rod.
Fig. 3 is the cross-sectional schematic that the fastening structure of embodiment 2 crosses the axis cutting of screw rod.
Fig. 4 is the perspective exploded view being fastenedly connected assembly of embodiment 2.
Fig. 5 is the cross-sectional schematic that the fastening structure of embodiment 3 crosses the axis cutting of screw rod.
Fig. 6 is the perspective exploded view being fastenedly connected assembly of embodiment 3.
Fig. 7 is the perspective exploded view being fastenedly connected assembly of embodiment 4.
Fig. 8 is the cross-sectional schematic that the fastening structure of embodiment 4 crosses the axis cutting of screw rod.
Fig. 9 is the perspective exploded view of the fastening structure of embodiment 5.
Figure 10 is the cross-sectional schematic that the fastening structure of embodiment 5 crosses the axis cutting of screw rod.
Figure 11 is the cross-sectional schematic that the fastening structure of embodiment 6 crosses the axis cutting of screw rod.
Figure 12 is the perspective exploded view of the fastening structure of embodiment 6.
Figure 13 is the perspective exploded view being fastenedly connected assembly of embodiment 7.
Figure 14 is the cross-sectional schematic that the fastening structure of embodiment 7 crosses the axis cutting of screw rod.
Figure 15 is the perspective exploded view being fastenedly connected assembly of embodiment 8.
Figure 16 is the cross-sectional schematic that the fastening structure of embodiment 8 crosses the axis cutting of screw rod.
Figure 17 is the perspective exploded view being fastenedly connected assembly of embodiment 9.
Figure 18 is the perspective exploded view of the fastening structure of embodiment 10.
Figure 19 is the cross-sectional schematic that the fastening structure of embodiment 10 crosses the axis cutting of screw rod.
Figure 20 is the schematic perspective view of the spline set of embodiment 11.
Figure 21 is the perspective exploded view of the fastening structure of embodiment 12.
Figure 22 is the perspective exploded view of the fastening structure of embodiment 13.
Figure 23 is the cross-sectional schematic that the fastening structure of embodiment 13 crosses the axis cutting of screw rod.
Figure 24 is the perspective exploded view of the fastening structure of embodiment 14.
Figure 25 is the cross-sectional schematic that the fastening structure of embodiment 14 crosses the axis cutting of screw rod.
Figure 26 is the perspective exploded view of the fastening structure of embodiment 15.
Figure 27 is the cross-sectional schematic that the fastening structure of embodiment 15 crosses the axis cutting of screw rod.
Figure 28 is the schematic perspective view that the fastening structure of embodiment 15 is installed together with box spanner.
Figure 29 is the schematic perspective view of the fastening structure of embodiment 16.
Figure 30 is that the fastening structure of embodiment 16 crosses the section view that two on attached body clamp the centrage cutting of depressed parts
Schematic diagram.
Figure 31 is the perspective exploded view of the fastening structure of embodiment 16.
Figure 32 is the perspective exploded view that the fastening structure of embodiment 16 is installed together with clamp.
Figure 33 is that the clamp of embodiment 16 stretches between the empty avoiding portion between the bottom surface in spline set and the first spline hole, crosses two clampings
The cross-sectional schematic of the centrage cutting of depressed part.
Figure 34 is the schematic perspective view of the clamp of embodiment 17.
Figure 35 is the perspective exploded view that the fastening structure of embodiment 18 is installed together with clamp.
Figure 36 is that the fastening structure of embodiment 19 crosses the section view that two on attached body clamp the centrage cutting of depressed parts
Schematic diagram.
Figure 37 is the fastening structure perspective exploded view with clamp of embodiment 19.
Figure 38 is the perspective exploded view of the fastening structure of embodiment 20.
Figure 39 is the cross-sectional schematic that the fastening structure of embodiment 20 crosses the axis cutting of four screw rods.
Figure 40 is the perspective exploded view of the fastening structure of embodiment 21.
Figure 41 is the cross-sectional schematic that the fastening structure of embodiment 21 crosses the axis cutting of four screw rods.
Figure 42 is the perspective exploded view of the fastening structure of embodiment 22.
Figure 43 be the fastening structure of embodiment 22 the cross-sectional schematic of axis cutting of two screw rods.
Figure 44 is the schematic perspective view of the fastening structure of embodiment 23.
Figure 45 is the perspective exploded view of the fastening structure of embodiment 23.
Figure 46 is the I portion enlarged diagram of Figure 45.
Figure 47 is the perspective exploded view of the fastening structure of embodiment 24.
Figure 48 is the perspective exploded view of the fastening structure of embodiment 25.
Figure 49 is the perspective exploded view being fastenedly connected assembly of embodiment 26.
Figure 50 is the cross-sectional schematic of the axis cutting crossing two screw rods of embodiment 26.
Figure 51 is the schematic perspective view of the crankshaft connecting rod system of embodiment 27.
Figure 52 be the crankshaft connecting rod system of embodiment 27 the cut-away illustration of axis cutting of two screw rods.
Figure 53 is the II portion enlarged diagram of Figure 52.
Figure 54 is the perspective exploded view being fastenedly connected assembly of the crankshaft connecting rod system of embodiment 27.
Figure 55 is the III portion enlarged diagram of Figure 52.
Figure 56 be the crankshaft connecting rod system of embodiment 28 the cut-away illustration of axis cutting of two screw rods.
Figure 57 is the stereo decomposing signal being fastenedly connected assembly of the crankshaft connecting rod system of embodiment 28.
Figure 58 be the track structure of embodiment 29 the cross-sectional schematic of axis cutting of two screw rods.
Figure 59 is the perspective exploded view being fastenedly connected assembly of the track structure of embodiment 29.
Figure 60 is the perspective exploded view of the track structure of embodiment 29.
Figure 61 is the schematic perspective view of the track structure of embodiment 30.
Figure 62 be the track structure of embodiment 30 the cross-sectional schematic of axis cutting of two screw rods.
Figure 63 is the perspective exploded view being fastenedly connected assembly of embodiment 31.
Figure 64 is the cross-sectional schematic that the fastening structure of embodiment 31 crosses the axis cutting of two screw rods.
Figure 65 is the cross-sectional schematic that the fastening structure of embodiment 32 crosses the axis cutting of screw rod.
Figure 66 is the bone attachment means perspective exploded view with bone of embodiment 33.
Figure 67 is the cut-away illustration that the bone attachment means of embodiment 33 crosses the axis cutting of two screw rods with bone.
Figure 68 is the bone attachment means schematic perspective view with bone of embodiment 33.
Figure 69 is the perspective exploded view being fastenedly connected assembly of embodiment 34.
Figure 70 is the perspective exploded view of the fastening structure of embodiment 35.
Figure 71 is the perspective exploded view of the fastening structure of embodiment 36.
Figure 72 is the perspective exploded view of the fastening structure of embodiment 37.
Figure 73 is the schematic perspective view of the fastening structure of embodiment 38.
Figure 74 is the perspective exploded view of the fastening structure of embodiment 38.
Figure 75 is the perspective exploded view of the fastening structure of embodiment 39.
Figure 76 is the cross-sectional schematic that the fastening structure of embodiment 39 crosses screw rod shaft core position cutting.
Figure 77 is the cross-sectional schematic that the fastening structure of embodiment 40 crosses screw rod shaft core position cutting.
Figure 78 is the schematic perspective view of the fastening structure of embodiment 40.
Figure 79 is the perspective exploded view of the fastening structure of embodiment 41.
Figure 80 is the cross-sectional schematic that the fastening structure of embodiment 41 crosses screw rod shaft core position cutting.
Figure 81 is the perspective exploded view being fastenedly connected assembly of embodiment 42.
Figure 82 is the perspective exploded view of the track structure of embodiment 43.
Figure 83 is the perspective exploded view being fastenedly connected assembly of the track structure of embodiment 43.
Figure 84 is the perspective exploded view of the track structure of embodiment 44.
Figure 85 is the perspective exploded view of the track structure of embodiment 45.
Detailed description of the invention
Embodiment 1
As shown in Figure 1 and Figure 2, a kind of fastening structure, including parent 1, attached body 2, it is fastenedly connected assembly.
It is fastenedly connected assembly, including screw rod 3, spline set 4, spline set locating part.Spline set locating part is for keeping out nut 5.
The first external thread part 6 that screw rod 3 includes being arranged in order, polished rod portion 7, spline blocking part, the second external thread part 8.Only
Turn blocking part and include that periphery is cylindrical to keep out boss ring 9 and rotation prevention portion 10 that periphery is spline shape, rotation prevention portion 10 and second
External thread part 8 is connected.The periphery of rotation prevention portion 10 forms five protuberances, and each protuberance forms first rotation prevention portion 11.Support
Gear boss ring 9 radially protruding polished rod portion 7, rotation prevention portion 10, rotation prevention portion 10 radially protruding the second external thread part 8.
The shaft core position of spline set 4 is provided with the axial spline through hole 12 that the rotation prevention portion 10 with screw rod 3 coordinates, spline through hole
The hole wall of 12 is the spline connected in star that the periphery with rotation prevention portion 10 spline-shaped coordinates, the single groove on spline through hole 12 hole wall
Form the second rotation prevention portion 13 coordinated with the first rotation prevention portion 11.The periphery of spline set 4 is spline shape, and the periphery of spline set 4 is formed
Five protuberances, each protuberance forms the 3rd rotation prevention portion 14.The periphery of rotation prevention portion 10, the hole wall of spline through hole 12, only
The periphery of pivoted housing 4 is similar to the hole wall of spline through hole 12.The peripheral end face of spline through hole 12 is provided with two and overlaps 4 about spline
The axial clamping hole 22 for dismantling spline set 4 of axisymmetrical.
That keeps out clamping part 15 that nut 5 periphery is regular hexagon and radially protruding clamping part 15 keeps out boss ring 16.?
Keep out nut 5 shaft core position and be provided with the screwed hole 17 coordinated with the second external thread part 8.
Parent 1 is provided with screwed hole 18, and attached body 2 is provided with through hole 19.The side deviating from parent 1 at attached body 2 is provided with first
Spline hole 20, the first spline hole 20 connects with the through hole 19 on attached body 2, aperture is more than through hole 19 aperture on attached body 2；First only
The hole wall turning hole 20 is that the periphery with spline set 4 coordinates and similar spline shape, and the hole wall on the first spline hole 20 is formed five
Individual groove, a groove forms the 4th rotation prevention portion 21 coordinated with the 3rd rotation prevention portion 14.
First external thread part 6 of screw rod 3 is threadeded through the through hole 19 on attached body 2 with the screwed hole 18 of parent 1, screw rod
Parent 1 and attached body 2 are fastened together by 3；The rotation prevention portion 10 of screw rod 3 is arranged in the first spline hole 20 of attached body 2, and first
Rotation prevention portion 11 is corresponding with the 4th rotation prevention portion 21 position relationship, and namely the centrage of the first rotation prevention portion 11 on rotation prevention portion 10 is the most right
The centrage of the 4th rotation prevention portion 21 in the first spline hole 20.
Spline set 4 is arranged on that the rotation prevention portion 10 of screw rod 3 is outer and in the first spline hole 20, keeps out nut 5 and is threaded in the
On two external thread parts 8, spline is overlapped 4 axial limitings outside the first rotation prevention portion 11 of screw rod 3 and in the first spline hole 20.First only
In the second rotation prevention portion 13 is stretched in transfer part 11, constraint screw rod 3 rotates relative to spline set 4, and the 3rd rotation prevention portion 14 stretches into the 4th rotation prevention portion 21
Interior constraint screw rod 3 rotates relative to spline set 4, and screw rod 3 is installed together with parent 1 and attached body 2 un-rotatably.
Installation method comprises the following steps:
First external thread part 6 of screw rod 3 is threadeded through the through hole 19 on attached body 2 with the screwed hole 18 of parent 1, spiral shell
Parent 1 and attached body 2 are fastened together by bar 3；The rotation prevention portion 10 of screw rod 3 is arranged in the first spline hole 20 of attached body 2, micro-
Adjust screw rod 3, make the first rotation prevention portion 11 corresponding with the 4th rotation prevention portion 21 position relationship, namely the first rotation prevention portion on rotation prevention portion 10
The centrage of 11 just centrage to the 4th rotation prevention portion 21 in the first spline hole 20；
By the second rotation prevention portion 13 of spline set 4 just to the first rotation prevention portion 11 of rotation prevention portion 10, the 3rd rotation prevention portion of spline set 4
14 just the 4th rotation prevention portions 21 to the first spline hole 20, then rotation prevention portion 10 that spline set 4 is arranged on screw rod 3 is outer and the first spline
In hole 20；
Nut 5 will be kept out be threaded on the second external thread part 8 spline is overlapped 4 axial limitings.
Embodiment 2
As shown in Figure 3, Figure 4, as different from Example 1, the periphery of the rotation prevention portion 32 of screw rod 31 is regular hexagon, spline
Six the first rotation prevention portions 33 that six planar shaped of the periphery in portion 32 arrange circumferentially.
The hole wall of the spline through hole 35 of spline set 34 coordinates with rotation prevention portion 32 periphery, regular hexagon hole, spline through hole 35
Six the second rotation prevention portions 36 coordinated with the first rotation prevention portion 33 that six planar shaped on hole wall arrange circumferentially.Spline set 34
Periphery is the intersection that the regular hexagon that two structures are identical rotates 30 °, and the periphery of spline set 34 forms 12 pointed shape
Double wedge, each pointed shape double wedge is intersected planar shaped by the two of regular hexagon, and single pointed shape double wedge forms the 3rd spline
Portion 37.The hole wall in the first spline hole 38 is fully mated with the periphery of spline set 34, the regular hexagon hole rotation identical by two structures
Turning the intersection of 30 °, form 12 pointed shape grooves on the hole wall in the first spline hole 38, each pointed shape groove is by just
The two of hex hole intersect planar shaped, and the two of pointed shape groove are intersected planar shaped and become the 3rd rotation prevention portion 37 with spline set 34 to join
The 4th rotation prevention portion (not shown) closed；The periphery of spline set 34 is similar to the hole wall in the first spline hole 38.Spline set 34 sets
There are two clamping round tube holes 39 about its axisymmetrical.
Keep out the periphery of nut 40 for cylinder, be provided with in the side keeping out nut 40 and deviating from parent and keep out spiral shell for taking out
The regular hexagon hole 41 of female 40.Keep out nut 40 to be contained in completely in the first spline hole 38 of attached body 42.
Embodiment 3
As shown in Figure 5, Figure 6, as different from Example 2, spline set locating part is for keeping out screw 51.Screw rod 52 includes depending on
First external thread part 53 of secondary arrangement, spline blocking part 55.The end of first external thread part 53 one end is deviated from spline blocking part 55
Face is provided with screwed hole 56, keeps out the external thread part 57 of screw 51 and threadeds with the screwed hole 56 on screw rod 52, keeps out screw
Spline is overlapped 60 more than the minimum diameter of spline through hole 59, the head of screw 58 keeping out screw 51 by the maximum outside diameter of the head of screw 58 of 51
Axial limiting.Keep out screw 51 to be contained in completely in the first spline hole 62 of attached body 61.
Embodiment 4
As shown in Figure 7, Figure 8, as different from Example 1, spline set locating part is plastic cement buckle closure 71.Screw rod 72 includes depending on
First external thread part 73 of secondary arrangement, polished rod portion 74, spline blocking part 75, installation portion 76.Installation portion 76 periphery is provided with week
To draw-in groove 77, the maximum outside diameter of installation portion 76 is less than the external diameter of spline blocking part 75.
Buckle closure 71 includes buckle closure body 78, arranges the cavity 79 in buckle closure body 78, is convexly equipped with on the bottom surface of cavity 79
In four, the Elastic buckle 80 of button, is provided with reinforcement 81 on the medial wall of cavity 79.The Elastic buckle 80 of buckle closure 71 is buckled in spiral shell
In the draw-in groove 77 of bar 72, spline set 82 is deviated from the side axial limiting of parent 83.
Embodiment 5
As shown in Figure 9, Figure 10, as different from Example 4, spline set locating part is snap ring 91.Snap ring 91 is buckled in screw rod
In the draw-in groove 93 of 92, spline set 94 is deviated from the side axial limiting of parent 95.
Embodiment 6
As shown in Figure 11, Figure 12, as different from Example 2, spline set locating part is snap ring 101.
Screw rod 102 includes the first external thread part 103, the spline blocking part 105 being arranged in order.
First spline hole 106 includes and the spline hole 108 of the 4th rotation prevention portion 107 being provided with circumferential array, deviates from parent 109
The unthreaded hole 110 that side is connected with spline hole 108, is provided with the draw-in groove 111 coordinated with snap ring 101 on the hole wall of unthreaded hole 110.Unthreaded hole
The aperture of 110 is more than the maximum diameter of hole in spline hole 108, and draw-in groove 111 is neat with the bottom surface of unthreaded hole 110 towards the sidewall in spline hole 108
Flat.
Snap ring 101 is arranged on the interior side axial limitings that spline set 113 deviates from parent 109 of draw-in groove 111 of attached body 112.
Embodiment 7
As shown in Figure 13, Figure 14, as different from Example 6, spline set locating part is plastic cement buckle closure 121.Buckle closure 121 wraps
Include buckle closure body 122, the cavity 123 in buckle closure body 122 is set, the medial wall of cavity 123 is evenly distributed with outside four
The Elastic buckle 125 of button 124, is provided with reinforcement 126 on the medial wall of cavity 123.The Elastic buckle 125 of buckle closure 121 is outside
Be buckled in the draw-in groove 128 of attached body 127, spline is overlapped the 129 side axial limitings deviating from parent 130 by the end face of cavity 123.
Embodiment 8
As shown in Figure 15, Figure 16, as different from Example 2, it is fastenedly connected assembly and also includes the first spline part 141.?
It is provided only with one on first spline part 141 and overlaps the first spline hole 143 that 142 peripheries coordinate with spline.The hole in the first spline hole 143
The periphery of wall and spline set 142 is fully mated, the regular hexagon hole that two structures are identical rotate the intersection of 30 °, the
Forming 12 pointed shape grooves on the hole wall in one spline hole 143, each pointed shape groove is intersected flat by the two of regular hexagon hole
Face is formed, and the two of pointed shape groove intersect the 4th rotation prevention portion that planar shaped becomes the 3rd rotation prevention portion 144 with spline set 142 to coordinate
145；The periphery of spline set 142 is similar to the hole wall in the first spline hole 143.
That keeps out clamping part 147 that nut 146 includes that periphery is regular hexagon and radially protruding clamping part 147 keeps out boss
Ring 148, keeps out nut 146 and is provided with tapped through hole 149, keeps out the external diameter minimum more than the first spline hole 143 of boss ring 148
Aperture.
The through hole 152 coordinated with screw rod 151 it is provided only with on attached body 150.
First external thread part 153 of screw rod 151 is through the through hole 152 on attached body 150 and the screwed hole 155 on parent 154
Threaded, parent 154 and attached body 150 are fastened together by screw rod 151.Spline set 142 is arranged on the spline of screw rod 151
Outside portion 156, the second rotation prevention portion 157 of spline set 142 is placed in outside the first rotation prevention portion 158 of screw rod 151.First spline part 141 is pacified
Being contained in outside spline set 142, the 3rd rotation prevention portion 144 of spline set 142 is arranged in the 4th rotation prevention portion 145 in the first spline hole 143.
Keep out nut 146 to threaded with the second external thread part of screw rod 151 spline is overlapped 142 axial limitings.First spline part 141 with
Attached body 150 is welded and fixed.Second rotation prevention portion 157 rotates relative to spline set 142 with the first rotation prevention portion 158 fiting constraint screw rod 151,
3rd rotation prevention portion 144 rotates relative to attached body 150 with the 4th rotation prevention portion 145 fiting constraint spline set 142, and screw rod 151 is the most rotatable
Ground is installed together with parent 154 and attached body 150.
Installation method comprises the following steps:
By the first external thread part 153 of screw rod 151 through the through hole 152 on attached body 150 and the screwed hole on parent 154
155 is threaded, and parent 154 and attached body 150 are fastened together by screw rod 151
By corresponding with the first rotation prevention portion 158 position relationship of screw rod 151 for the second rotation prevention portion 157 of spline set 142, then will only
Pivoted housing 142 is arranged on outside the rotation prevention portion 156 of screw rod 151, and the second rotation prevention portion 157 of spline set 142 is placed in the first of screw rod 151 only
Outside transfer part 158；
4th rotation prevention portion 145 of the first spline part 141 is corresponding with the 3rd rotation prevention portion 144 position relationship of spline set 142,
Being arranged on by first spline part 141 outside spline set 142, the 3rd rotation prevention portion 144 of spline set 142 is arranged on the first spline hole again
In 4th rotation prevention portion 145 of 143；
Threaded keeping out nut 146 with the second external thread part of screw rod 151 spline is overlapped 142 axial limitings, spline
Overlap 142 axial limitings in the first outer the 4th rotation prevention portion 145 with the first spline hole 143 of rotation prevention portion 158 of screw rod 151；
First spline part 141 is welded and fixed with attached body 150；
Second rotation prevention portion 157 rotates relative to spline set 142 with the first rotation prevention portion 158 fiting constraint screw rod 151, the 3rd spline
Portion 144 142 rotates relative to attached body 150 with the 4th rotation prevention portion 145 fiting constraint spline set, screw rod 151 un-rotatably with parent
154 and attached body 150 be installed together.
Embodiment 9
As shown in figure 17, as different from Example 8, the first spline part 201 is the stamping parts of integral type structure, by metal
Plate is stamped to form.First spline part 201 includes discoid first spline part body 202, through first spline part body 202,
Overlap the first spline hole 204 that 203 peripheries coordinate with spline, the periphery punching stretch along the first spline hole 204 forms and
The bulge loop 205 that one spline hole 204 is coaxial；The inner peripheral surface of bulge loop 205 and the inner peripheral surface in the first spline hole 204 are coplanar, the 4th spline
Portion 206 is circumferentially distributed on the inner peripheral surface in bulge loop 205 and the first spline hole 204.The hole wall in the first spline hole 204 is two structures
The intersection of identical regular hexagon hole rotation °, forms 12 on the hole wall in the first spline hole 204 and overlaps 203 with spline
3rd rotation prevention portion 207 of periphery coordinates, the pointed shape groove of circumferential array, biphase by regular hexagon hole of each pointed shape groove
Friendship plane is formed, and each pointed shape groove forms the 4th rotation prevention portion 206.The periphery of bulge loop 205 and the first spline hole 204
Hole wall is similar.First spline part 201 spot welding is fixed on attached body.
Embodiment 10
As shown in Figure 20, Figure 21, as different from Example 8, the periphery of spline set 221 is external tooth wheel shape, at spline set
The periphery of 221 is provided with multiple stepped tooth uniformly circumferentially arranged, and a stepped tooth forms the 3rd rotation prevention portion 223.
First spline part 224 includes the first spline part body 225 of tabular, is arranged on the first spline part body 225
One through hole 227 coordinated with screw rod 226, along the periphery of through hole 227 to first spline part body 225 the same side punching stretch
Three protuberances 228 become, deviate from the face of protuberance 228, just to each protuberance 228 at the first spline part body 225
Position forms depressed part 229；The circular distribution of axis of the protuberance 228 through hole 227 along the first spline part 224, protuberance
The medial surface of 228 forms the first spline hole 230 of non-closed, and the 4th rotation prevention portion 231 is to be arranged on the medial surface of protuberance 228
The dovetail groove coordinated with the 3rd rotation prevention portion 223 of the stepped tooth structure of spline set 221.Between between adjacent two protuberance 228 circumferences
The taking-up depressed part 238 that gap is formed.
First external thread part 232 of screw rod 226 passes the through hole 227 on the first spline part 224, the through hole on attached body 233
234 threaded with the screwed hole 236 on parent 235, and the rotation prevention portion 237 of screw rod 226 is arranged on the first of the first spline part 224
In first spline hole 230 of the non-closed formed with protuberance 228 on spline part body 225, spline set 221 is only arranged on first
Turn on part body 225, the first spline hole of non-closed that outer and the first spline part 224 the protuberance 228 of rotation prevention portion 237 is formed
In 230.First spline part 224 spot welding is fixed on attached body 233.
Embodiment 11
As shown in figure 20, as different from Example 1, spline set 251 an end face on be provided with three axially projecting
Spline overlaps the supporting part 252 of 251 end faces, and supporting part 252 makes spline overlap 251 sides and first towards the bottom surface in the first spline hole
Formed between bottom surface, spline hole and clamp the taking-up space (not shown) that hole 253 connects.
Embodiment 12
As shown in figure 21, as different from Example 12, spline set 271 is provided with two to support with the spline of screw rod 272
The spline through hole 270 that stopper 273 coordinates.It is arranged on two screw rods of the through hole 275 of attached body 274 and the screwed hole 277 of parent 276
272 limit splines set 271 rotates relative to attached body 274, and therefore spline set 271 is not required to the first spline hole and carrys out spline.
Embodiment 13
As shown in Figure 22, Figure 23, as different from Example 1, the periphery of spline set 321 is external tooth wheel shape, the 3rd spline
Portion 322 is that circumferential array overlaps the single stepped tooth of 321 peripheries in spline.
The hole wall in the first spline hole 323 is formed and overlaps, with the spline of external tooth wheel shape, the internal tooth wheel shape that 321 peripheries coordinate.First
The hole wall in spline hole 323 be provided with coordinate with the 3rd rotation prevention portion 322, the 4th rotation prevention portion 324 of circumferential array, the 4th rotation prevention portion
324 is the single trapezoidal groove that circumferential array coordinates with the 3rd rotation prevention portion 322 of stepped tooth on the first spline hole 323 hole wall.
The square that periphery is arc transition of the first spline part 325, is provided with the outer rotation prevention portion of spline part in the periphery of the first spline part 325
326, four planes of the first spline part 325 periphery form the outer rotation prevention portion 326 of four spline parts.The outer rotation prevention portion 326 of spline part
Number is less than the number of the 4th rotation prevention portion 324.The peripheral end face in the first spline hole 323 is provided with two about the first spline hole
The axial spline part clamping hole 334 for dismounting the first spline part 325 of the axisymmetrical of 323.
Attached body 327 is provided with through hole 328 connect with the through hole 328 on attached body 327 and to coordinate with the first spline part 325
The square spline part accommodating hole 329 of arc transition；The hole wall of spline part accommodating hole 329 is provided with rotation prevention portion outer with spline part
Rotation prevention portion 330 in 326 accommodating holes coordinated；Four planes on spline part accommodating hole 329 hole wall are stopped in forming four accommodating holes
Transfer part 330.
That keeps out clamping part 332 that nut 331 includes that periphery is regular hexagon and radially protruding clamping part 332 keeps out boss
Ring 333, keeps out the external diameter minimum-value aperture more than the first spline hole 323 of boss ring 333.First spline part 325 is arranged on spline
Outside set 321 and in spline part accommodating hole 329, that keeps out nut 331 keeps out boss ring 333 by the first spline part 325 axial limiting
In spline part accommodating hole 329；The outer rotation prevention portion 326 of spline part and rotation prevention portion 330 fiting constraint the first spline part 325 in accommodating hole
Rotate relative to attached body 327.
Embodiment 14
As shown in Figure 24, Figure 25, fastening structure as different from Example 2, the spline of the regular hexagon of screw rod 351
The length in portion 352 is more than the twice of the thickness of spline set 353.Keep out nut 354 and be provided with tapped through hole 355, with tapped through hole
The emptiness avoiding hole 356 of the rotation prevention portion 352 of 355 connection empty avoiding screw rods 351.Keep out the clamping that nut 354 includes that periphery is regular hexagon
Portion 357 and radially protruding clamping part 357 keep out boss ring 358, keep out the external diameter of boss ring 358 more than the first spline hole 359
Minimum-value aperture.
The regular hexagon that the hole wall of spline through hole 360 coordinates with from two identical rotation prevention portions 352 with regular hexagon of structure
Hole rotates the intersection of 30 °, forms 12 pointed shape grooves, each pointed shape groove on the hole wall of spline through hole 360
Being intersected planar shaped by the two of regular hexagon hole, the two of pointed shape groove intersect the planar shaped one-tenth rotation prevention portion 352 with screw rod 351
The second rotation prevention portion 362 that first rotation prevention portion 361 coordinates.
Installation method comprises the following steps:
By the first external thread part 363 of screw rod 351 through the through hole 365 on attached body 364 and the screwed hole on parent 366
367 is threaded, and parent 366 and attached body 364 are fastened together by screw rod 351, and the first rotation prevention portion 361 of screw rod 351 is put
In the 4th rotation prevention portion 368 in the first spline hole 359, the rotation prevention portion 352 of screw rod 351 protrudes the length of attached body 364 more than spline
The thickness of set 353；The rotation prevention portion 352 of screw rod 351 protrudes the part regulation portion as adjusting screw rod 351 angle of spline set 353；
By corresponding with the first rotation prevention portion 361 position relationship of screw rod 351 for the second rotation prevention portion 362 of spline set 353, then spline is overlapped 353
Being arranged on outside the spline blocking part of screw rod 351, the second rotation prevention portion 362 of spline set 353 is placed in the first rotation prevention portion of screw rod 351
Outside 361；
Finely tuned the angle of screw rod 351 by the regulation portion of screw rod 351 rotary screw 351 forward or backwards, be arranged on screw rod
Spline on 351 overlaps 353 synchronous rotaries, makes the 3rd rotation prevention portion 369 corresponding with the 4th rotation prevention portion 368 position relationship, spline set 353
Fall in the first outer the 4th rotation prevention portion 368 with the first spline hole 359 of rotation prevention portion 361 of screw rod 351；
Nut 354 will be kept out be threaded on the second external thread part spline is overlapped 353 axial limitings；
Second rotation prevention portion 362 rotates relative to spline set 353 with the first rotation prevention portion 361 fiting constraint screw rod 351, the 3rd spline
Portion 369 353 rotates relative to attached body 364 with the 4th rotation prevention portion 368 fiting constraint spline set, screw rod 351 un-rotatably with parent
366 and attached body 364 be installed together.
Embodiment 15
As Figure 26 is to shown in 32, and fastening structure as different from Example 6, deviates from the face of parent 382 at attached body 381
It is provided with the first graduation mark 383 radially, the 4th of the pointed shape groove structure in the first graduation mark 383 and the first spline hole 384
The intersection of two planes of rotation prevention portion 385, the axis co-planar in the first spline hole 384, the first graduation mark 383 and the 4th rotation prevention portion
The intersection of two planes of 385 is connected.The intersection of two planes of corresponding first each 4th rotation prevention portion 385 in spline hole 384 is equal
It is provided with first graduation mark 383.
Screw rod 386, by box spanner 387 vernier angle, makes the first rotation prevention portion 389 and the first spline hole of rotation prevention portion 388
The corresponding plan positional relationship of the 4th rotation prevention portion 385 of 384 is corresponding.Box spanner 387 is provided with rotation prevention portion 388 just
The interior hexagonal accommodating hole (not shown) of the fully mated regular hexagon coaxial with box spanner 387 of hexagonal outer peripheral face.Including
The outer peripheral face of hexagonal accommodating hole is provided with second quarter coplanar with a crest line of box spanner 387 axis, interior hexagonal accommodating hole
Degree line 389, the second graduation mark 389 is positioned at the front of box spanner 387.
The installation method of fastening structure, unlike embodiment, is finely tuned forward or backwards by box spanner 387
Screw rod 386: the interior hexagonal accommodating hole of box spanner 387 is enclosed within outside the rotation prevention portion 388 of screw rod 386, by box spanner 387 just
To or reverse fine setting screw rod 386, make the second graduation mark 389 of box spanner 387 with the first graduation mark 383 on attached body 381 altogether
Face, one article of crest line of such rotation prevention portion 388, the axis in the first spline hole 384, the 4th rotation prevention portion in the first spline hole 384
The intersection of two planes of 385 is coplanar, makes the first rotation prevention portion 389 and the 4th rotation prevention portion in the first spline hole 384 of rotation prevention portion 388
385 position relationships are corresponding, then are arranged on by spline set outside rotation prevention portion 388 and in the first spline hole 384.
Embodiment 16
As shown in Figure 29 to Figure 33, being fastenedly connected assembly as different from Example 2, the periphery of spline set 401 is gear
Shape, spline is overlapped the single stepped tooth of 401 peripheries and is formed the 3rd rotation prevention portion 402.The hole wall in the first spline hole 403 is and stops
The internal gear shape that the periphery of the external gear shape of pivoted housing 401 coordinates, the single dovetail groove on the first spline hole 403 hole wall is formed
4th rotation prevention portion 404.On the face of parent 405, it is provided with guiding surface 406 at spline set 401.
The hole wall in the first spline hole 403 of attached body 407 is provided with two the taking-up grooves connected with the first spline hole 403
408, take out the degree of depth of groove 408 more than the degree of depth in the first spline hole 403, take out groove 408 extend inwardly in the first spline hole 403 with
The bottom surface connection in the first spline hole 403.It is provided with guiding surface towards the side of the first bottom surface, spline hole 403 at spline set 401.Only
Pivoted housing 401 is towards taking bottom side and first bottom surface, spline hole 403 and the first spline hole 403 of the first bottom surface, spline hole 403
Go out groove 408 and form taking-up space 409.
The method for dismounting of fastening structure comprises the following steps:
First separate keeping out nut 410 with the second external thread part 412 of screw rod 411；
With clamp 413, spline set 401 is taken out from the first spline hole 403 again: clamp 413 includes being articulated in rotationally
Left caliper 414, right caliper body 415 together.Left caliper 414 includes left shank 417, left articulated section 418, left clamping end 419 and
It is arranged on left clamping end 419 the left clamping protuberance 420 towards right caliper body 415 direction projection, left shank 417 and left bare terminal end
Portion 419 lays respectively at the both sides of left articulated section 418, and the left shank 417 of clamp 413 and the median plane of left articulated section 418 are at one
In plane, left articulated section 418 vertical left shank 417, left clamping protuberance 420 vertical left clamping end 419.Right caliper body 415 includes
Right shank 421, right articulated section 422, right clamping end 423 and be arranged on right clamping end 423 towards left caliper 414 direction
The right clamping protuberance 424 of projection, right shank 421 and right clamping end 423 lay respectively at the both sides of right articulated section 422, right shank
421 and right articulated section 422 median plane in one plane, right clamping end 423 vertical right shank 421, right clamping protuberance 424
Vertical right clamping end 423.
The left clamping end 419 of left caliper 414 and left clamping protuberance 420, the right clamping end 423 of right caliper body 415 and the right side
Clamping protuberance 424 taking-up corresponding with on attached body 407 groove 408 coordinates；Clamp 413 is opened, the left clamping end of left caliper 414
419 and left clamping protuberance 420 stretch into one take out groove 408 in and left clamping protuberance 420 be radially into spline set 401 and attached body
In taking-up space 409 between 407, the right clamping end 423 of right caliper body 415 and right clamping protuberance 424 stretch into another and take out groove
408 and right clamping protuberance 424 be radially in the taking-up space 409 between spline set 401 and attached body 407, then draw clamp 413 in,
Spline set 401 is taken out from the first spline hole 403；
Screw rod 411 is separated with the screwed hole 425 on parent 405, and screw rod 411 is taken from attached body 407, parent 405
Go out, complete the dismounting of fastening structure.
Embodiment 17
As shown in figure 34, as different from Example 16, the structure of only clamp is different.The left shank 441 of clamp, left pivot joint
Portion 442, left clamping end 443, left clamping protuberance 444 median plane in one plane.Right shank 445, right articulated section 446,
Right clamping end 447, right clamping protuberance 448 median plane in one plane.
Embodiment 18
As shown in figure 35, as different from Example 8, the method for dismounting of fastening structure comprises the following steps:
First will keep out nut 461 to separate with screw rod 462；
Again spline set 464 is taken out from the first spline hole 465 by clamp 463: clamp 463 includes being articulated in rotationally
The most symmetrically the bottom surface of the clamping end 469 of left caliper 466, right caliper body 467, vertical left caliper 466 is cylindrical
Clamping projection 470, the clamping projection 468 of the bottom surface of the clamping end 475 of vertical right caliper 467.Left caliper 466 and right caliper body
467 is symmetrical；The clamping projection 468 of right caliper body 467 coordinates with clamping round tube hole 471 and can be contained in clamping round tube hole completely
471, the clamping projection 470 of left caliper 466 coordinates with clamping round tube hole 472 and can be contained in completely in clamping round tube hole 472.Will
Clamp 463 opens, and clamping projection 468 stretches in clamping round tube hole 471, and clamping projection 470 stretches in clamping round tube hole 472, then
Draw clamp 463 in, spline set 464 is taken out from the first spline hole 465；
Again the screwed hole of screw rod 462 with parent 473 is separated, and screw rod 462 is taken out from attached body 474, parent 473,
Complete the dismounting of fastening structure.
Embodiment 19
As shown in Figure 36, Figure 37, as different from Example 18, it is fastenedly connected assembly and need not the first spline part, attached
Body 491 is provided with the first spline hole that the through hole 494 of the first external thread part 493 cooperation with screw rod 492 connects with through hole 494
495, it is provided with extraction hole 496 in the bottom surface in the first spline hole 495, the minimum-value aperture of extraction hole 496 is more than the largest hole of through hole 494
Footpath, the minimum-value aperture in the first spline hole 495 is more than the maximum diameter of hole of extraction hole 496.
Spline set 497 is arranged in the first spline hole 495, and spline overlaps 497 end face towards attached body 491 and extraction hole 496
Form the taking-up space connected with clamping hole 498.
On the end of the left clamping projection 499 of left caliper, it is convexly equipped with gripper hook 500 towards right caliper body direction, at right caliper body
Right clamping projection 501 end on, be convexly equipped with gripper hook 502 towards left caliper direction；
The left clamping projection 499 of left caliper and gripper hook 500, the right clamping projection 501 of right caliper body and gripper hook 502 stretch into
Corresponding clamping hole 498 is interior and gripper hook 502 is radially in taking-up space, then draws clamp in, the left clamping projection 499 of clamp
The gripper hook 502 clamping spline set 497, the gripper hook 500 of left caliper and right caliper body with right clamping projection 501 is deviating from spline set
The removing direction of 497 keeps out spline set 497, and spline set 497 is taken out from the first spline hole 495 by clamp
Owing to adding gripper hook keeping out spline set 497, and it is dependent on the most merely clamping projection and spline set 497
Grip friction power clamps taking-up spline set 497, when dismounting is fastenedly connected assembly, except folder between clamp and spline set 497
Hold frictional force, also add the power of axially keeping out of gripper hook, thus considerably increase the chucking power of clamp clamping spline set 497,
Can highly reliably take out spline set 497.
Embodiment 20
As shown in Figure 38, Figure 39, as different from Example 14, it is fastenedly connected assembly and also includes the locking screw of regular hexagon
Female 521, locking nut 521 is standard component.The outer rotation prevention portion 522 of nut it is provided with, outside locking nut 521 in locking nut 521 periphery
Six spline planes in week form the outer rotation prevention portion 522 of six nuts.Screw rod 523 includes that the first external thread part 524 and spline are kept out
Portion 525.Locking nut 521 coordinates with the first external thread part 524.The periphery of spline blocking part 525 is regular hexagon, supports in spline
The periphery of stopper 525 is provided with the draw-in groove 526 of circumference.Spline set locating part is snap ring 527.
Parent 528 is provided with through hole 529, deviates from the side of attached body at parent 528 and be provided with and connect with through hole 529 and lock
The second spline hole 530 that jack panel 521 coordinates, is provided with the spline that rotation prevention portion 522 outer with nut coordinates in the second spline hole 530
Rotation prevention portion 531 in hole.
Locking nut 521 is arranged in the second spline hole 530, and the outer rotation prevention portion 522 of nut is joined with rotation prevention portion 531 in spline hole
Contract bundle locking nut 521 rotates relative to parent 528.Attached body 532 is provided with through hole 533.First external thread part of screw rod 523
524 threaded through the through hole 533 on attached body 532, through hole 529 on parent 528 with locking nut 521, screw rod 523 and locking
Parent 528 and attached body 532 are fastened together by jack panel 521.It is outer and that spline set 534 is arranged on spline blocking part 525
In one spline hole 535, the side that spline set 534 is deviated from parent 528 in being buckled in the draw-in groove 526 of screw rod 523 by snap ring 527 axially limits
Position.
Embodiment 21
As shown in Figure 40, Figure 41, as different from Example 14, be fastenedly connected assembly include a first spline part 551,
552, two splines of two screw rods overlap 553, two splines set locating part, 554, two locking nuts 555, of two elastic washers
Individual second spline part 556.
Locking nut 555 includes being provided with the rotation prevention portion 558 of the outer rotation prevention portion 557 of nut and being arranged on outside locking nut 555
The spline part blocking part 559 in week, spline part blocking part 559 radially protruding rotation prevention portion 558.Six spline planes of rotation prevention portion 558
Form the outer rotation prevention portion 557 of six nuts.Spline set locating part is for keeping out nut 560.
Screw rod 552 includes that the first external thread part 561, spline blocking part the 562, second external thread part 563, periphery are spline shape
Regulation portion 564.The periphery of spline blocking part 562 is regular hexagon.First spline part 551 is provided with the first spline hole 565,
The hole wall in the first spline hole 565 is fully mated with the periphery of spline set 553, the regular hexagon hole rotation identical by two structures
The intersection of 30 °, forms 12 pointed shape grooves on the hole wall in the first spline hole 565, and each pointed shape groove is by just
The two of hex hole intersect planar shaped, and the two of pointed shape groove are intersected planar shaped and become and the 3rd rotation prevention portion 566 of spline set 553
The 4th rotation prevention portion 567 coordinated；The periphery of spline set 553 is similar to the hole wall in the first spline hole 565.
Second spline part 556 is provided with more than one coordinate with corresponding locking nut 555 periphery, through second spline part
The second spline hole 568 of 556, the second spline hole 568 is regular hexagon hole, and six spline planes in the second spline hole 568 are formed
Rotation prevention portion 569 in the spline hole that rotation prevention portion 557 outer with nut coordinates；The corresponding screw rod 552 in each second spline hole 568, only
Pivoted housing 553, keep out nut 560, locking nut 555.Parent 570 is provided with through hole 571, and attached body 572 is provided with through hole 573.
Locking nut 555 is arranged in the second spline hole 568；First external thread part 561 of screw rod 552 is through elastic washer
554, the through hole 573 on attached body 572, through hole 571 on parent 570 are threadeded with locking nut 555, locking nut 555
Second spline part 556 is deviated from the side axial limiting of parent 570 by spline part blocking part 559, the outer rotation prevention portion 557 of nut and spline
In hole, rotation prevention portion 569 fiting constraint locking nut 555 rotates relative to parent 570；The spline blocking part 562 of screw rod 552 is axially supported
Keeping off attached body 572, parent 570, screw rod 552 and locking nut 555 are axially kept out in the spline part blocking part 559 of locking nut 555 will
Parent 570 and attached body 572 are fastened together.The spline blocking part 562 that spline set 553 is arranged on screw rod 552 is outer with first
In first spline hole 565 of spline part 551, keep out nut 560 and be threaded on the second external thread part 563.Second rotation prevention portion
574 rotate relative to spline set 553 with the first rotation prevention portion 575 fiting constraint screw rod 552, the 3rd rotation prevention portion 566 and the 4th rotation prevention portion
567 fiting constraint splines are overlapped 553 and are rotated relative to the first spline part 551, two screw rods 552 being arranged in the first spline part 551
Rotate with two splines set 553 constraint the first spline parts 551, screw rod 552 un-rotatably with locking nut 555, spline set
553, first spline part the 551, second spline part 556, parent 570 and attached body 572 are installed together.
Embodiment 22
As shown in Figure 42, Figure 43, as different from Example 21, being fastenedly connected assembly and include two screw rods 611, one only
Pivoted housing 612, two splines set locating part, two elastic washers, 614, second spline part 615, two of 613, two locking nuts
Individual spline part locating part.Locking nut 614 is hex nut, for standard component.The outer spline of nut it is provided with in locking nut 614 periphery
Portion 616, six spline planes of locking nut 614 form the outer rotation prevention portion 616 of six nuts.Spline part locating part is for keeping out nut
617。
The periphery of the spline blocking part 618 of screw rod 611 is external tooth wheel shape, is uniformly distributed in the periphery of spline blocking part 618
Multiple lance tooths, a lance tooth forms first rotation prevention portion 619.
Spline set 612 on be provided with two with two the spline through holes 622 one to one of the through hole 621 on attached body 620.Only
The hole wall turning through hole 622 forms the internal tooth wheel shape coordinated with the periphery, spline blocking part 618 of external tooth wheel shape.At spline through hole 622
Hole wall be provided with coordinate with the first rotation prevention portion 619, the second rotation prevention portion 623 of circumferential array, the second rotation prevention portion 623 be circumference row
It is listed on spline through hole 622 hole wall the single triangular groove coordinated with single lance tooth.
Spline set 612 is arranged on outside the spline blocking part 618 of screw rod 611, is arranged on two screw rods in spline set 612
The spline blocking part 618 of 611 retrain spline set 612 rotation, screw rod 611 un-rotatably with locking nut 614, spline set 612,
Second spline part 615, parent and attached body 620 are installed together.
Embodiment 23
As shown in Figure 44 to Figure 46, as different from Example 12, parent is casing 641.The box body wall of casing 641 includes
Line part 642, linearly one end, portion 642 is to the arc sections 643 of curving, then straight to the bending of vertical straight line portion 642 direction
Line portion 644, then the arc sections 645 to the bending of line part 642 direction.Arc sections 643 and arc sections 645 are about line part 644
Center is symmetrical.Along the multiple tapped blind hole of distribution of shapes 646 of casing 641 on casing 641.
Attached body is case lid 647, and periphery is identical with the peripheral shape of casing 641, case lid 647 is provided with on casing 641
Tapped blind hole 646 through hole 648 one to one.The periphery of the first spline part 649 is identical with the peripheral shape of casing 641, with
The spread geometry of the through hole 648 on case lid 647 coordinates, the periphery of the first spline part 649 and casing 641 at the first spline part
649 are provided with and through hole 648 through hole 650 one to one on case lid 647.
Embodiment 24
As shown in figure 47, as different from Example 23, the box body wall of casing 661 be shaped as Guan Bi ring-type, including U
Shape portion 662 and the line part 663 at connection U-shaped portion 662 two ends.The shape phase of the shape of case lid 664 and the U-shaped portion 662 of casing 661
With.The shape of the first spline part 665 is identical with the shape of case lid 664.
Embodiment 25
As shown in figure 48, as different from Example 22, the box body wall of casing 671 be shaped as Guan Bi circular.Case
Lid 672 includes the box cover body 673 identical with the shape of the box body wall of casing 671, the periphery of the through hole in box cover body 673
The upwards bulge loop 674 of projection.The shape of the first spline part 675 is identical with the shape of the box body wall of casing 671.
Embodiment 26
As shown in Figure 49, Figure 50, as different from Example 10, spline set locating part is plastic cement buckle closure 690.First only
The lateral wall of the protuberance turning part 691 is provided with lateral keeps out hole 692.Screw rod 693 includes the first external thread part being arranged in order
694, spline blocking part 695.Buckle closure 690 includes buckle closure body 696, arranges the cavity 697 in buckle closure body 696, at cavity 697
Bottom surface on be convexly equipped with buckle closure body 696 keep out bulge loop 698 and be convexly equipped with in four button Elastic buckle 699.Keep out convex
The external diameter of ring 698 is less than the external diameter of spline set 700, and internal diameter is more than the internal diameter of spline set 700.Elastic buckle 699 be placed in keep out convex
Outside ring 698, coordinate with the hole 692 of keeping out of the first spline part 691.The medial wall of cavity 697 is provided with reinforcement 701.Buckle closure
The Elastic buckle 699 of 690 is inwardly buckled in keeping out in hole 692, keeping out the end face of bulge loop 698 to spline set of the first spline part 691
The 700 side axial limitings deviating from parent 702.
Embodiment 30
As shown in Figure 58, as different from Example 21, also include that spline overlaps limiting plate 711.Spline set limiting plate 711 leads to
Cross screw 712 to threaded with the screwed hole 714 of attached body 713 through the through hole 718 on limiting plate 711 and be arranged on spline and overlap 715
Deviating from the side of parent 716, four spline sets 715 are deviated from the side axial limiting of parent 716 by spline set limiting plate 711
Embodiment 27
As shown in Figure 51 to Figure 55, bent axle 731 linkage includes being fastenedly connected assembly, bent axle 731, connection rod set.
It is fastenedly connected assembly as different from Example 2, keeps out the clamping part that nut 732 includes that periphery is regular hexagon
733 and radially protruding clamping part 733 keep out boss ring 734.The outer peripheral face of the blocking part 736 of screw rod 735 with towards polished rod 737
The end face of side is connected by arc surface 738.
Connection rod set includes gonnecting rod body, connecting rod cap 739, big end bearing shell 740.Gonnecting rod body includes big end 741
With small end of connecting rod 742.Big end 741 is provided with screwed hole 743, and connecting rod cap 739 is provided with through hole 744.Big at connecting rod
Skull 739 deviates from the side of big end 741 and is provided with the first spline hole 745.Through hole 744 and first at connecting rod cap 739
Being additionally provided with the accommodating hole 746 keeping out boss ring 734 of accommodating screw rod 735 between spline hole 745, the aperture of accommodating hole 746 is more than logical
The aperture in hole 744, less than the aperture in the first spline hole 745.The outer peripheral face of accommodating hole 746 is round with the underrun of accommodating hole 746
Cambered surface 747 connects.First spline hole 745 connects with the through hole 744 on connecting rod cap 739 and coaxial.First spline hole 745
Hole wall coordinates and similar with the periphery of spline set 748, and the hole wall in the first spline hole 745 is formed 12 pointed shape grooves, single
Individual pointed shape groove forms the 4th rotation prevention portion 750 coordinated with the 3rd rotation prevention portion 749.Deviate from even at connecting rod cap 739
The face of the side of bar major part 741 is provided with the first graduation mark 751 radially, and the first graduation mark 751 is adjacent with the first spline hole 745
The intersection of two the 4th rotation prevention portions 750, the axis co-planar in the first spline hole 745, the first graduation mark 751 and the first spline hole 745 phase
The intersection of adjacent two the 4th rotation prevention portions 750 is connected.The intersection of every two adjacent two the 4th rotation prevention portions 750 in corresponding first spline hole 745 is equal
It is provided with first graduation mark 751.
Big end 741 bearing shell 740 closes and wraps in outside bent axle 731, and big end 741 and connecting rod cap 739 close the company of wrapping in
Outside bar major part 741 bearing shell 740；First external thread part 752 of screw rod 735 is through the through hole 744 on connecting rod cap 739 and connecting rod
Screwed hole 743 on major part 741 is threaded, and connecting rod cap 739, screw rod 735 are axially kept out in the blocking part 736 of screw rod 735
Big end 741 and connecting rod cap 739 are fastened together；First rotation prevention portion 753 of screw rod 735 is placed in the first spline
In 4th rotation prevention portion 750 in hole 745；
Spline set 748 is arranged on the first outer the 4th rotation prevention portion 750 with the first spline hole 745 of rotation prevention portion 753 of screw rod 735
In, keep out nut 732 and threaded with the second external thread part of screw rod 735 spline is overlapped 748 sides deviating from screw rod 735 major part
Axial limiting；Second rotation prevention portion 754 and the first rotation prevention portion 753 fiting constraint screw rod 735 are to spline set 748 rotation, the 3rd spline
Portion 749 rotates relative to connecting rod cap 739 with the 4th rotation prevention portion 750 fiting constraint spline set 748, screw rod 735 and spline set
748, together with big end 741 is nonrotatably mounted tO with connecting rod cap 739.
Embodiment 28
As shown in Figure 56, Figure 57, crankshaft connecting rod system be fastenedly connected the locking that assembly also includes that periphery is regular hexagon
Nut 761.Big end 762 is provided with through hole 763.First external thread part 765 of screw rod 764 is through connecting rod cap 766
On through hole 763, through hole 763 on big end 762 threaded with locking nut 761, deviate from connecting rod at big end 762
Together with the side locking nut 761 of big skull 766 is nonrotatably mounted tO with big end 762.Screw rod 764 and locking nut
Big end 762 and connecting rod cap 766 are fastened together by 761.
Embodiment 29
As shown in Figure 58 to Figure 60, a kind of track structure, including being fastenedly connected assembly, heightening base plate under iron base plate 781, ferrum
Backing plate 782, railway rail pad 783, guide rail 784 and be arranged on the collets 785 of guide rail 784 both sides, spring 786, gauge apron
787, service sleeve 789.
It is fastenedly connected assembly to include screw rod 790, spline set the 791, first spline part 792, keep out nut 793.
Screw rod 790 includes that the spline that the first external thread part 794 being arranged in order, polished rod portion 795, periphery are regular hexagon is supported
Stopper the 796, second external thread part 797.First external thread part 794 is tapping screw thread.
The periphery of spline set 791 is external tooth wheel shape, and the hole wall of the spline through hole 798 of spline set 791 is that two structures are identical
Regular hexagon hole rotate the intersection of 30 °.
First spline part 792 is provided with and the through hole 799 of the first external thread part 794, and the periphery along through hole 799 stops to first
Turn axially projecting two protuberances 800 in part body 788 the same side.The protuberance 800 through hole 799 along the first spline part 792
The circular distribution of axis.The medial surface of each protuberance 800 is equipped with the 3rd spline of the lance tooth overlapping 791 with spline
The vee gutter that portion coordinates, the medial surface of protuberance 800 forms the first spline hole 801 of non-closed, and a vee gutter is formed
One the 4th rotation prevention portion 802.The clamping depressed part 803 of dismounting spline set 791 is formed between each two protuberance 800.First
Spline part 792 deviates from the end face of protuberance 800, and to be provided with the axially projecting spline of two axisymmetrical about through hole 799 convex
Portion 804.
Being provided with blocking part 805 in the both sides of iron chair 782, the outside opposing in the blocking part 805 of both sides is equipped with and the
The through hole 806 that one external thread part 794 coordinates.Heightening base plate under iron base plate 781 is provided with and the through hole 806 on iron chair 782
Through hole 807 one to one.
It is provided with blocking part 805 in the both sides of ground 808, is provided with between the blocking part 805 of both sides and heightens under iron chair
Through hole 807 blind hole 809 one to one of backing plate 781, service sleeve 789 is embedded in the blind hole 809 on ground 808, in advance
The central blind hole 810 coordinated with the first external thread part 794 it is provided with in bushing burying 789.Heightening base plate under iron base plate 781 is arranged on ground
In plane between the blocking part 805 of the both sides of base 808, iron chair 782 is arranged on heightening base plate under iron base plate 781, gauge
Baffle plate 787 is arranged between the blocking part 805 of heightening base plate under iron base plate 781 and the both sides of iron chair 782 and ground 808, right
Heightening base plate under iron base plate 781 and iron chair 782 both sides are spacing.Railway rail pad 783 is arranged on iron chair 782 and is placed in both sides
Gauge apron 787 between, guide rail 784 is arranged on railway rail pad 783, and collets 785 are separately mounted to the both sides of guide rail 784
And between the blocking part 805 of the both sides of iron chair 782.The blocking part 805 of the both sides of iron chair 782 collets 785 to both sides
Spacing, the collets 785 of both sides are spacing to the both sides of guide rail 784 and downwardly against guide rail 784.Spring 786 is supported on accordingly
On collets 785 and gauge apron 787.
First external thread part 794 of screw rod 790 sequentially passes through leading on the first spline part 792, spring 786, iron chair 782
The central blind hole 810 tapping screw thread rear thread of service sleeve 789 is connected by the through hole on hole, heightening base plate under iron base plate 781, only
Turning blocking part 796 and axially keep out the first spline part 792, the first spline part 792 axially keeps out spring 786, and spring 786 is axially kept out
Collets 785 and gauge apron 787, screw rod 790 is by the first spline part 792, spring 786, collets 785, guide rail 784, ferrum pad
Plate 782, heightening base plate under iron base plate 781, gauge apron 787 are fixed together with service sleeve 789..First spline part 792
Two spline protuberances 804 are kept out constraint the first spline part 792 by the both sides that spring 786 is opposing and are rotated relative to spring 786.
Spline set 791 is arranged in spline blocking part 796 and the first spline hole 801, keeps out nut 793 and is arranged on screw rod
On second external thread part 797 of 790, spline is overlapped 791 axial limitings；First rotation prevention portion 811 coordinates about with the second rotation prevention portion 812
Bundle screw rod 790 relatively spline set 791 rotates, and the 3rd rotation prevention portion 813 inserts that the 4th rotation prevention portion 802 is interior to be retrained spline to overlap 791 relative
First spline part 792 rotates, and screw rod 790 is nonrotatably mounted tO in service sleeve 789.
Embodiment 30
As shown in Figure 61, Figure 62, a kind of track structure, including being fastenedly connected assembly, insulated buffer plate 831, iron chair
Lower height adjusting cushion plate 832, iron chair 833, gauge apron 834, packing ring 835, Flat gasket 836, service sleeve 849.
Being fastenedly connected assembly as different from Example 14, the thickness of the spline blocking part 838 of screw rod 837 is less than spline set
The thickness of 839.The square that periphery is four corner arc transition of spline set 839.A tetragonal spline plane is formed
3rd rotation prevention portion 840.
It is provided with blocking part 841, outside the outside of the blocking part 841 of both sides is equipped with first in the both sides of iron chair 833
The through hole 843 that threaded portion 842 coordinates.Heightening base plate under iron base plate 832 is provided with the through hole 843 on iron chair 833 one by one
Corresponding through hole 844.Insulated buffer plate 831 is provided with and through hole 843 through hole 845 one to one on iron chair 833.
Flat gasket 836 is provided with the through hole 846 corresponding with the through hole 843 on iron chair 833 side.
With through hole 844 blind hole 848 one to one of heightening base plate under iron base plate 832 on ground 847, service sleeve
In 849 blind holes 848 being embedded on ground 847, in service sleeve 849, it is provided with the screw thread coordinated with the first external thread part 842
Hole 850.Insulated buffer plate 831 is arranged on ground 847, and heightening base plate under iron base plate 832 is arranged on insulated buffer plate 831
On, iron chair 833 is arranged on heightening base plate under iron base plate 832, and Flat gasket 836 is arranged on iron chair 833, gauge apron
The outside of the blocking part 841 of 834 both sides being arranged on iron chair 833 is placed on Flat gasket 836.First outer spiral shell of screw rod 837
The one end in stricture of vagina portion 842 sequentially passes through the through hole 846 on packing ring 835, Flat gasket 836, the through hole 843 on iron chair 833, iron chair
Through hole 844 on lower height adjusting cushion plate 832, the through hole 845 on insulated buffer plate 831 and screwed hole 850 spiral shell of service sleeve 849
Stricture of vagina connects, and screw rod 837 is by Flat gasket 836, iron chair 833, heightening base plate under iron base plate 832, insulated buffer plate 831, gauge
Baffle plate 834 is fixed together with service sleeve 849.
Second rotation prevention portion (not shown) of spline set 839 is arranged on the first rotation prevention portion (not shown) of spline blocking part 838
Outward, gauge apron 834 is arranged between spline set 839 and the blocking part 841 of iron chair 833 side, and of spline set 839 the
Three rotation prevention portions 840 are kept out constraint spline set 839 by gauge apron 834 and are rotated relative to iron chair 833, keep out nut and are arranged on screw rod
On second external thread part of 837, spline set 839 is deviated from the side axial limiting of the first external thread part 842；First rotation prevention portion with
Second rotation prevention portion fiting constraint spline blocking part 838 rotates relative to spline set 839, and screw rod 837 is nonrotatably mounted tO pre-buried
In sleeve pipe 849, screw rod 837 is by Flat gasket 836, iron chair 833, heightening base plate under iron base plate 832, insulated buffer plate 831, rail
It is fixed together with service sleeve 849 away from baffle plate 834.
Embodiment 31
As shown in Figure 63, Figure 64, a kind of fastening structure, including being fastenedly connected assembly, parent 861, attached body 862.
It is fastenedly connected assembly as different from Example 14, also includes driving nut 863, expansion sleeve 864.Drive nut
863 include cylindrical portion 865, the cylindrical driving conical surface 866 that big end is connected with cylindrical portion 865, are driving on the conical surface 866
It is provided with ending tendon transfer 867.
Expansion sleeve 864 is provided with through hole 870 that the first external thread part 869 with screw rod 868 coordinates and with expansion sleeve 864
An end face, lateral surface and through hole 870 the most axially grooved 871.Nut 863 is driven to be arranged in expansion sleeve 864, swollen
Expansion set 864 be provided with fluting 871 one end be inwardly convexly equipped with blocking part to drive nut 863 side axial limiting keep out flange
872, at six protuberances 873 being inwardly convexly equipped with circumferential array in centre position, expansion sleeve 864 medial wall, protuberance 873 is right
Driving the opposite side axial limiting of nut 863, drive nut 863 to be arranged in expansion sleeve 864, ending tendon transfer 867 stretches into fluting 871
In.It is provided with and the expansion conical surface 874 driving the conical surface 866 to coordinate towards the side driving nut 863 at protuberance 873.Swollen
On the lateral wall of expansion set 864, the position of corresponding protuberance 873 forms depressed part 875.On the lateral wall of expansion sleeve 864 the most densely covered
There is multiple embedding point protruding 876.
Parent 861 is provided with the blind hole 877 coordinated with expansion sleeve 864；Attached body 862 is provided with outside first with screw rod 868
Threaded portion 869 coordinates through hole 878；The aperture of the blind hole 877 on parent 861 is more than the aperture of the through hole 878 on attached body 862.
Screw rod 868 is provided with one end of the first external thread part 869 and through the through hole 878 on attached body 862, expansion sleeve 864 and drives
Dynamic nut 863 is threaded, and the first external thread part 869 of screw rod 868, expansion sleeve 864, driving nut 863 are arranged on parent 861
On hole in；Expansion sleeve 864 is axially kept out by attached body 862, drives the conical surface 866 to set with the hole wall of the through hole 870 on expansion sleeve 864
The expansion conical surface 874 having one end of fluting 871 coordinates distending expansion sleeve 864, and ending tendon transfer limits expansion sleeve 864 and relatively drives spiral shell
Female 863 rotate, and expansion sleeve 864 embeds point protruding 876 and is embedded in the blind hole 877 of parent 861, and expansion sleeve 864 is fixed on mother
Swelling frictional force in the blind hole 877 of body 861 and between blind hole 877 hole wall of expansion sleeve 864 and parent 861 is by solid for expansion sleeve 864
It is scheduled in the blind hole 877 of parent 861, drives the inflated set 864 of nut 863 axially to keep out；The spline blocking part 879 of screw rod 868
Axially keeping out attached body 862, parent 861 and attached body 862 are fastenedly connected one by screw rod 868, expansion sleeve 864 and driving nut 863
Rise.
Spline set 880 is arranged on outside driving nut 863, keeps out nut 881 and is threaded in the second threaded portion of screw rod 868
Spline is overlapped on 882 880 axial limitings, and the first spline part 883 is arranged on outside spline set 880 and is fixed on the spot welding of attached body 862
Retrain the first spline part 883 together to rotate relative to attached body 862；First rotation prevention portion 884 and the second rotation prevention portion 885 fiting constraint drive
Nut 863 880 rotates relative to spline set, and the 3rd rotation prevention portion 886 overlaps 880 relative the with the 4th rotation prevention portion 887 fiting constraint spline
One spline part 883 rotates, and screw rod 868 is fixed with expansion sleeve 864, driving nut 863, parent 861 and attached body 862 un-rotatably
Together.
Embodiment 32
As shown in Figure 65, as different from Example 8, the expansion piece that assembly also includes that three valve structures are identical it is fastenedly connected
891, nut 892 is driven.
Expansion piece 891 includes expansion piece body 893, is separately positioned on the expansion in the inner circumferential at expansion piece body 893 two ends
With the conical surface 894 and the expansion conical surface 895, it is arranged on the coil spring storage tank 896 of expansion piece body 893 periphery；Pacified by coil spring 897
It is contained in interior being filled the span of a man's arms by three lobe expansion pieces 891 of coil spring storage tank 896 and forms expansion sleeve together.
Nut 892 is driven to include cylindrical portion 898, the cylindrical driving conical surface that big end is connected with cylindrical portion 898
899。
Screw rod 900 includes the first external thread part 901, the polished rod portion 902 being connected with the first external thread part 901, small end and light
The cylindrical driving conical surface 903 that bar portion 902 is connected, holds greatly the cylindrical portion 904 being connected, radially protruding with driving the conical surface 903
The spline blocking part 905 of cylindrical portion 904, the second external thread part 906 being connected with spline blocking part 905 end face.
The light wall blind hole 908 that Kong Weiyu expansion sleeve on parent 907 coordinates, is not screwed hole.Blind hole on parent 907
908 is identical with the aperture of the through hole 910 on attached body 909.
Screw rod 900 is provided with one end of the first external thread part 901 through the through hole 910 on attached body 909, expansion sleeve and driving spiral shell
Mother 892 is threaded, the first external thread part 901 of screw rod 900, polished rod portion 902, the driving conical surface 903, partial cylindrical shapes portion 904
And expansion sleeve, driving nut 892 are arranged in the blind hole 908 on parent 907；Drive the conical surface 899 relative expansion conical surface 894 sliding
Dynamic, the driving conical surface 903 relative expansion is slided with the conical surface 895 and is driven expansion sleeve to expand, at expansion sleeve fully expanded state, expansion sleeve
And expansion sleeve is fixed in the hole of parent 907 by the swelling frictional force between blind hole 908 hole wall of parent 907, drive nut 892 quilt
Expansion sleeve is axially kept out；Attached body 909, screw rod 900, expansion sleeve and driving nut are axially kept out in the spline blocking part 905 of screw rod 900
Parent 907 and attached body 909 are fastened together by 892.
Spline set 911 is arranged on outside spline blocking part 905, keeps out nut 912 and is threaded in outside the second external thread part 906
Spline is overlapped 911 axial limitings, and the first spline part 913 is arranged on outside spline set 911 and is welded and fixed with attached body 909.First only
Transfer part rotates relative to spline set 911 with the second rotation prevention portion fiting constraint screw rod 900, and the 3rd rotation prevention portion and the 4th rotation prevention portion coordinate about
Bundle spline is overlapped 911 and is rotated relative to the first spline part 913, screw rod 900 and expansion sleeve, driving nut 892, parent 907 and attached body 909
It is non-rotationally secured at together.
Embodiment 33
As shown in Figure 66 to Figure 68, a kind of bone attachment means, it is fastenedly connected assembly, connector 930 including four groups.
Being fastenedly connected assembly as different from Example 2, keeping out locating part is buckle closure 931.It is provided with in the both sides of buckle closure 931
Taking-up portion 932, is provided with cavity (not shown) in buckle closure 931, be provided with four Elastic buckle (not shown) on the bottom surface of cavity.
Screw rod 933 includes the first external thread part 934 of tapping screw thread, and the spline of radially protruding the first external thread part 934 is supported
Stopper.Spline blocking part includes blocking part 935 and the rotation prevention portion 936 that periphery is regular hexagon, is provided with in the periphery of rotation prevention portion 936
Draw-in groove 937.
The periphery of spline set 938 is gear shape, and spline is overlapped the single stepped tooth of 938 peripheries and formed the 3rd rotation prevention portion
939。
Connector 930 is provided with four through holes 940, through hole 941, through hole 942, through hole 943, every on connector 930
The all corresponding screw rod 933 of individual through hole, spline set 938 and buckle closure 931.It is additionally provided with at connector 930 and is connected with each through hole
First spline hole 944, the buckle closure accommodating hole 945 being connected with the first spline hole 944.The minimum-value aperture of buckle closure accommodating hole 945 is equal to
The maximum diameter of hole in the first spline hole 944.The hole wall in the first spline hole 944 is that the periphery with the external gear shape of spline set 938 is joined
The internal gear shape closed, the single dovetail groove on the first spline hole 944 hole wall forms the 4th rotation prevention portion 946.At connector 930
The hole wall in buckle closure accommodating hole 945 and the first spline hole 944 is provided with two clamping depressed parts 947.
The bone method of attachment of bone attachment means comprises the following steps:
By the first external thread part 934 of screw rod 933 through the corresponding through hole 940 on connector 930 and knochenbruch self tapping spiral shell
Stricture of vagina connects.Knochenbruch 948 and connector 930 are fastenedly connected one by two screw rods 933 being arranged in through hole 940, through hole 941
Rising, knochenbruch 949 is fastened together by two screw rods 933 being arranged in through hole 942, through hole 943 with connector 930.Even
Knochenbruch 948, knochenbruch 949 are linked together by fitting 930.
Spline set 938 is arranged on outside the rotation prevention portion 936 of respective threaded rod 933 and in the first spline hole 944, the bullet of buckle closure 931
Property buckle be inwardly buckled in the draw-in groove 937 of screw rod 933 in spline is overlapped 938 axial limitings, screw rod 933 can not turn with connector 930
It is installed together dynamicly.
Embodiment 34
As shown in Figure 69, as different from Example 8, the first external thread part 962 of screw rod 961 is tapping screw thread.Mother
Kong Weiguang cinclides on body, is not screwed hole.
Embodiment 35
As shown in figure 70, as different from Example 12, the first external thread part 972 of screw rod 971 is tapping screw thread.Mother
Hole 974 on body 973 is not screwed hole.First external thread part 972 of screw rod 971 passes the through hole 976 on attached body 975 to parent
Hole 974 tapping screw thread on 973 connects.
Embodiment 36
As shown in Figure 71, as different from Example 35, installation method comprises the following steps: with location-plate 981 to attached body
987 and parent parent 988 hole:
Location-plate 981 is provided with two holes, location 984 coordinated with the first external thread part 983 of screw rod 982, two location
The position relationship in hole 984 is completely the same with the position relationship of two spline through holes 986 on spline set 985；
Location-plate 981 is fixed on attached body 987, is placed in attached body 987 and deviates from parent 988 side；Recycling drill bit passes
Hole, location 984 on location-plate 981 is to attached body 987 holes drilled through 989, and parent 988 is holed 990 through attached body 987 by drill bit；Attached
Through hole 989 on body 987, the aperture in hole 990 on parent 988, position and the location aperture in hole 984, the position on location-plate 981
Put identical；
First external thread part 983 of screw rod 982 is through the through hole 989 on location hole 984, the attached body 987 on location-plate 981
Hole 990 tapping screw thread on parent 988 is connected.
In this embodiment, after utilizing location-plate to hole attached body and parent, location-plate can be separated from attached body, then by spiral shell
Hole tapping screw thread on parent is connected by bar through the through hole on attached body.
Embodiment 37
As shown in Figure 72, as different from Example 8, spline set locating part is that lid 991 kept out by plastic cement, the of screw rod 992
Two external thread parts 993 are tapping screw thread.It is provided with, on lid 991, the non-threaded holes 994 coordinated with the second external thread part 993 keeping out,
Keep out the hardness hardness less than the second external thread part 993 of lid 991.
Second external thread part 993 is connected with non-threaded holes 994 tapping screw thread kept out on lid 991 that spline is overlapped 995 is axial
Spacing.
Embodiment 38
As shown in Figure 73, Figure 74, as different from Example 23, attached body 1031 is shaped as torus with parent 1032,
Attached body 1031 periphery is identical with the peripheral shape of parent 1032.The uniform multiple through holes 1033 of circumference, through hole 1033 on attached body 1031
The center of circle be distributed on the same circumference coaxial with toric axle center.Parent 1032 is provided with and through hole 1033 on attached body 1031
Tapped blind hole 1034 one to one.The periphery of the first spline part 1035 is identical with the peripheral shape of attached body 1031, the first spline
Part 1035 is provided with through hole 1033 through hole 1033 one to one with attached body 1031.
Embodiment 39
As shown in Figure 75, Figure 76, as different from Example 8, spline set locating part is snap ring 1101.Screw rod 1102 includes
The first external thread part 1103 of being arranged in order, spline blocking part 1104, installation portion 1105.The installation portion 1105 of screw rod 1102 is one
Polished rod, is provided with the draw-in groove 1106 of circumference on installation portion 1105.The periphery of spline set 1107 is external tooth wheel shape, spline set 1107
Spline through hole 1108 is inner hexagonal hole.
First spline part 1109 is the stamping parts of integral type structure, stamped metal sheets form.First spline part 1109 wraps
First spline part body 1110 of rubbing board shape, it is logical that be arranged on the first spline part body 1110 one coordinates with screw rod 1102
Hole 1111, fan-shaped to three of first spline part body 1110 the same side punching stretch along the periphery of each through hole 1111
Protuberance 1112, three protuberances 1112 are distributed on the same annulus coaxial with corresponding each through hole 1111；At protuberance
On two sidewalls of the radial direction of 1112, equal shearing forms side through hole 1113, and the inner side of protuberance 1112 top arm is uniformly arranged
Show the 4th rotation prevention portion 1115 of the vee gutter that multiple and the lance tooth of spline set 1107 the 3rd rotation prevention portion 1114 coordinates,
The 4th rotation prevention portion 1115 on three protuberances 1112 is distributed on same internal gear；Between adjacent two protuberance 1112 circumferences
Gap forms clamping depressed part 1116；First spline part 1109 along the periphery of through hole 1111 to deviating from side, spline blocking part 1104
Circumference uniform punching press multiple embedding tooth 1117, embedding tooth 1117 is wedge shape.
Attached body 1118 is provided with through hole 1119, and the hardness of attached body 1118 is less than the embedding tooth 1117 of the first spline part 1109
Hardness.
Parent 1120 is provided with the screwed hole 1121 coordinated with through hole 1119.First external thread part 1103 of screw rod 1102 depends on
The secondary through hole 1119 passed on the through hole 1111 of the first spline part 1109, attached body 1118 and screwed hole 1121 screw thread of parent 1120
Connecting, the first spline part 1109, attached body 1118 and parent 1120 are fastened together by screw rod 1102.Embed tooth 1117 to pass through
Extrude to embed attached body 1118 and retrain the first spline part 1109 and rotate relative to attached body 1118.
Embodiment 40
As shown in Figure 77, Figure 78, as different from Example 6, parent and attached body are integral type structure, form band fracture
Annular solid 1131；Be provided with the most in the same direction at the two ends of the fracture of annular solid 1131 just to the second installation portion 1132 and first install
Portion 1133.Second installation portion 1132 is provided with the through hole 1135 coordinated with screw rod 1134 and coaxial with through hole 1135 first only
Turning hole 1136, the hole wall in the first spline hole 1136 forms internal tooth wheel shape hole.First installation portion 1133 is provided with and screw rod 1134
Coordinate and the tapped through hole 1137 corresponding with the through hole 1135 on the second installation portion 1132.First external screw thread of screw rod 1134
Threaded through the through hole 1135 on the second installation portion 1132 with the screwed hole of the first installation portion 1133 in portion 1138, screw rod 1134
Second installation portion 1132 and the first installation portion 1133 are fastened together.
Embodiment 41
As shown in Figure 79, Figure 80, as different from Example 39, the first spline part 1181 is not provided with embed tooth,
First spline part body 1183 deviates from an axially projecting spline protuberance 1182 on the end face of protuberance, and spline protuberance 1182 passes through
On the first spline part body 1183, a die-cut hole will only have while connected die-cut material bends and forms.
Attached body 1184 is provided with the through hole 1187 that the first external thread part 1186 with screw rod 1185 coordinates, and carries on the back at attached body 1184
It is provided with from the side of parent 1188 and spline protuberance 1182 matched in clearance spline circular hole 1189.
Parent 1188 is provided with the tapped blind hole 1190 of the first external thread part 1186 threaded engagement with screw rod 1185.
The spline protuberance 1182 of the first spline part 1181 inserts the spline circular hole 1189 of attached body 1184, the first of screw rod 1185
External thread part 1186 sequentially passes through the through hole 1191 on the first spline part 1181, through hole on attached body 1,184 1187 and parent 1188
On tapped blind hole 1190 threaded.The spline protuberance 1182 of the first spline part 1181 inserts the spline circular hole of attached body 1184
1189 fiting constraint the first spline parts 1181 rotate relative to attached body 1184.
Embodiment 42
As shown in Figure 81, as different from Example 41, spline set 1201 an end face on axially projecting one about
Restraint the first spline part 1202 and rotate the spline protuberance coordinated with attached body spline circular hole (not shown) (not relative to attached body (not shown)
Illustrate), the first spline part 1202 is provided with the spline part spline hole 1203 that the spline protuberance with spline set 1201 coordinates；Spline
Set 1201 is arranged in the first spline hole 1204, and the spline protuberance of spline set 1201 inserts attached body through spline part spline hole 1203
In spline hole；First external thread part 1206 of screw rod 1205 is through leading on the through hole 1207 on the first spline part 1202, attached body
Threaded with parent in hole；The spline protuberance of spline set 1201 inserts in attached body spline hole through spline part spline hole 1203, spiral shell
Bar 1205 jointly retrains the first spline part 1202 through the through hole 1207 on the first spline part 1202 and rotates relative to attached body.
Embodiment 43
As shown in Figure 82, Figure 83, a kind of track structure, as different from Example 30, spline set locating part is outer positive six
Angle keep out nut 1241.
The first external thread part 1243 that screw rod 1242 includes being arranged in order, polished rod portion 1244, spline blocking part 1245, second
External thread part 1246.First external thread part 1243 is tapping screw thread.
First spline part 1247 is provided with the through hole 1248 that the first external thread part 1243 with screw rod 1242 coordinates, along through hole
The periphery of 1248 is to the first axially projecting four protuberances 1250 in spline part body 1249 the same side.Protuberance 1250 is along first only
Turn the circular distribution of axis of through hole 1245 on part 1247, the medial surface of each protuberance 1250 is provided with and spline set
The vee gutter that 3rd rotation prevention portion of lance tooth coordinates.The medial surface of protuberance 1250 forms the of the non-closed of internal tooth wheel shape
One spline hole 1251, a vee gutter forms the 4th rotation prevention portion 1252；Dismounting is formed between each two protuberance 1250
The clamping depressed part 1254 of spline set 1253；The periphery of spline set 1253 is the square with four corner chamferings.
Through hole 1256 at corresponding iron chair 1255 is upper, and to have installed two vertical with guide rail 1257, for spacing first spline
The spline protuberance 1258 of part 1247, one of them relative both sides of spline protuberance 1258 and the first spline part 1247 coordinate.
The blind hole (not shown) of light wall it is provided with in service sleeve.
First spline part 1247 is arranged between two spline protuberances 1258 of iron chair 1255, and two spline protuberances 1258 are about
Restraint the first spline part 1247 to rotate relative to iron chair 1255.First external thread part 1243 of screw rod 1242 sequentially passes through the first spline
Through hole on through hole 1248 on part 1247, the through hole 1256 on iron chair 1255, heightening base plate under iron base plate 1259 (does not shows
Go out) threaded with service sleeve to after the blind hole tapping screw thread of service sleeve.
Embodiment 44
As shown in figure 84, as different from Example 43, it is fastenedly connected assembly and includes screw rod 1281, spline set 1282, card
Ring 1283.
Screw rod 1281 includes that the first external thread part 1284 being arranged in order, polished rod portion 1285, periphery are stopping of regular hexagon
Turning blocking part 1286, cylindrical installation portion 1287, installation portion 1287 is provided with the draw-in groove 1288 coordinated with snap ring 1283.
The periphery of the through hole 1290 coordinated with the first external thread part 1284 of screw rod 1281 along iron chair 1289 is supported or opposed liftoff
Axially projecting four protuberances 1292 in side of base 1291；The axis circle of the protuberance 1292 through hole 1290 along iron chair 1289
Annular distribution, is provided with the 3rd rotation prevention portion 1293 of the lance tooth overlapping 1282 with spline on the medial surface of each protuberance 1292
The vee gutter coordinated.First spline hole 1294 of the non-closed of the medial surface formation internal tooth wheel shape of protuberance 1292, one three
Angle-shaped groove forms the 4th rotation prevention portion 1295；The clamping depression of dismounting spline set 1282 is formed between each two protuberance 1292
Portion 1296.
First external thread part 1284 of screw rod 1281 sequentially passes through and heightens under the through hole 1290 on iron chair 1289, iron chair
Through hole (not shown) on backing plate 1300 to after the blind hole (not shown) tapping screw thread of service sleeve (not shown) with service sleeve
Threaded.
Embodiment 45
As shown in Figure 85, as different from Example 43, it is fastenedly connected assembly to include screw rod 1311, spline set 1312, support
Gear nut 1313.
The periphery of spline set 1312 is the square with four corner roundings, and tetragonal each spline plane is respectively formed
One the 3rd rotation prevention portion 1314；The periphery of the spline through hole 1315 of spline set 1312 is uniformly distributed four for dismantling spline set
The clamping hole 1316 of 1312.
Iron chair 1317 is provided with and overlaps the first spline hole connected with through hole 1318 that 1312 peripheral shape coordinate with spline
1318, each spline plane in the first spline hole 1318 forms the 4th rotation prevention portion 1319.
That everything can connect with screw rod or screw bolt and nut connection, the assembly that is fastenedly connected of the present invention is suitable for.
Claims (26)
1. a fastening structure, including being fastenedly connected assembly, parent, attached body；It is fastenedly connected assembly and includes screw rod；Screw rod bag
Include the first external thread part, spline blocking part, spline blocking part radially protruding the first external thread part；Attached body is provided with screw rod
The through hole that one external thread part coordinates；
It is characterized in that: be fastenedly connected assembly and also include spline set；
The periphery of the spline blocking part of screw rod is provided with the first axial rotation prevention portion；
Being provided only with an axial spline through hole on spline set, the hole wall of spline through hole is provided with the spline blocking part with screw rod
The first rotation prevention portion coordinate, axial second rotation prevention portion；It is provided with the 3rd axial rotation prevention portion in the periphery of spline set；
Deviate from the side of parent at attached body and be provided with the first spline hole, the first spline hole with coordinate with the first external thread part on attached body
Through hole connection is the most coaxial, and the aperture in the first spline hole is more than the through-hole aperture on attached body；Or described fastening structure also wraps
Include the first spline part together with being nonrotatably mounted tO with attached body, the first spline part is provided with the first spline hole；First only
Turn the periphery that the hole wall in hole overlaps with spline to coordinate；The hole wall in the first spline hole is provided with the 4th coordinated with the 3rd rotation prevention portion only
Transfer part；
Hole wall and/or spline in the first spline hole are overlapped, are provided with and will be arranged on outside the spline blocking part of screw rod and the first spline
The taking-up structure that spline set in hole takes out；
Parent is provided with screwed hole, and the first external thread part of screw rod connects through the screwed hole screw thread of the through hole on attached body with parent
Connecing, parent and attached body are fastened together by screw rod；Or on parent, be provided with that the first external thread part with screw rod coordinates logical
Hole, the side deviating from attached body at parent is provided with the locking nut together with being nonrotatably mounted tO with parent, outside the first of screw rod
Threaded through the through hole on attached body, through hole on parent with locking nut in threaded portion, screw rod and locking nut by parent with
Attached body is fastened together；
The spline blocking part of screw rod is placed in the first spline hole, the first rotation prevention portion of the spline blocking part of screw rod and the first spline hole
The 4th rotation prevention portion position relationship corresponding；
Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole and by axial limiting in the first spline hole；The
The spline blocking part of one rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotates relative to spline set；3rd rotation prevention portion and the 4th is only
Fiting constraint spline set in transfer part rotates relative to attached body, together with screw rod is nonrotatably mounted tO with attached body, parent.
2. a kind of fastening structure as claimed in claim 1, it is characterised in that: described taking-up structure includes only being arranged on
Two axial clamping holes or are arranged on the periphery of spline set two the axial clampings connected with spline set periphery on pivoted housing
Depressed part.
3. a kind of fastening structure as claimed in claim 1, it is characterised in that: described taking-up structure is additionally included in spline
Overlap towards the first spline hole bottom surface side with formed bottom the first spline hole with clamp hole or clamping depressed part connect, confession tear open
Unload the taking-up space that the gripper hook of instrument enters through clamping hole or clamping depressed part.
4. fastening structure as claimed in claim 1 a kind of, it is characterised in that: described taking-up structure includes being arranged on the
Two the taking-up grooves connected with the hole wall in the first spline hole and the end face in the first spline hole on the hole wall in one spline hole.
5. a kind of fastening structure as claimed in claim 4, it is characterised in that: described taking-up structure is additionally included in spline
Overlap towards the first spline hole bottom surface side be provided with between the first spline hole and take out the taking-up space that groove connects.
6. a kind of fastening structure as claimed in claim 1, it is characterised in that: the described assembly that is fastenedly connected includes described
The first spline part；
More than six the 3rd evenly distributed, axial rotation prevention portions of circumference it are provided with in the periphery of spline set；
First spline part is provided with more than one first spline hole and runs through diapire and the screw rod in corresponding first spline hole
The first external thread part coordinate the through hole coaxial with the first spline hole；The hole wall in the first spline hole is provided with and spline set
The 4th rotation prevention portion that 3rd rotation prevention portion coordinates；
First external thread part of screw rod is installed together through the through hole on the first spline part, through hole on attached body with parent；
Parent, attached body, the first spline part are fastened together by screw rod.
7. a kind of fastening structure as claimed in claim 6, it is characterised in that: the side deviating from parent at attached body is provided with attached
Body spline hole；
The first spline part deviate from an end face in the first spline hole axially projecting more than one to retrain the first spline part relative
Attached body rotates the spline protuberance coordinated with attached body spline hole；The spline protuberance of the first spline part inserts in attached body spline hole；Screw rod
The first external thread part be installed together through the through hole on the first spline part, through hole on attached body with parent；First spline part
The through hole that spline protuberance inserts in the attached body spline hole of attached body, screw rod passes on the first spline part jointly retrain the first spline part
Rotate relative to attached body；
Or spline set an end face on axially projecting more than one retrain the first spline part rotates relative to attached body and attached body stop
Turn the spline protuberance that hole coordinates, the first spline part is provided with the spline part spline hole that the spline protuberance with spline set coordinates；Only
Pivoted housing is arranged in the first spline hole, and the spline protuberance of spline set inserts in attached body spline hole through spline part spline hole；Screw rod
The first external thread part be installed together through the through hole on the first spline part, through hole on attached body with parent；Stopping of spline set
Turn that protuberance inserts in the attached body spline hole of attached body, screw rod passes the through hole on the first spline part jointly to retrain the first spline part relative
Attached body rotates.
8. fastening structure as claimed in claim 1 a kind of, it is characterised in that: on the attached body being provided with the first spline hole or
Be provided with on the first spline part in the first spline hole, corresponding each first spline hole is equipped with, mistake first corresponding with the 4th rotation prevention portion
First graduation mark of the radial direction of the axis in spline hole, the first graduation mark is distributed in the periphery in the first spline hole.
9. the method for dismounting of a fastening structure as claimed in claim 2, it is characterised in that method for dismounting includes following
Step: spline set is taken out from the first spline hole with clamp: clamp includes be articulated rotationally ground left caliper, right pincers
Body, is provided with clamping projection in the bottom surface of the clamping end of left caliper, is provided with clamping projection in the bottom surface of the clamping end of right caliper body,
The clamping projection of left caliper, the clamping projection maximum outside diameter of right caliper body clamp hole or the minimum of clamping depressed part less than what spline was overlapped
Aperture；Being opened by clamp, the clamping projection of left caliper, the clamping projection of right caliper body are respectively protruding into corresponding clamping hole or clamp recessed
In the portion of falling into, then drawing clamp in, spline set is taken out from the first spline hole by clamp；
Again screw rod is taken out from attached body, parent, complete the dismounting of fastening structure.
The method for dismounting of a kind of fastening structure the most as claimed in claim 9, it is characterised in that: at spline set towards
The side of the bottom surface in one spline hole with bottom the first spline hole, form and clamp hole or the taking-up space that connects of clamping depressed part；
On the end of the clamping projection of left caliper, it is convexly equipped with gripper hook towards right caliper body direction, at the clamping projection of right caliper body
On end, it is convexly equipped with gripper hook towards left caliper direction；
The clamping projection of left caliper and gripper hook, the clamping projection of right caliper body and gripper hook stretch into corresponding clamping hole or clamp recessed
Falling in portion and gripper hook is radially in taking-up space, then draw clamp in, the left clamping projection of clamp and right clamping projection clamp
The gripper hook of spline set, the gripper hook of left caliper and right caliper body keeps out spline set in the removing direction deviating from spline set, and clamp will
Spline set takes out from the first spline hole；
Owing to adding gripper hook, spline set is kept out, and be dependent on the most merely the grip friction power clamping projection with spline set
Clamp taking-up spline set, when dismounting is fastenedly connected assembly, clamp and spline set between except clamping friction power, also add
The power of axially keeping out of gripper hook, thus considerably increase the chucking power of clamp clamping spline set, can only highly reliably take out
Pivoted housing.
The method for dismounting of 11. 1 kinds of fastening structures as claimed in claim 5, it is characterised in that method for dismounting includes following
Step:
With clamp, spline set is taken out from the first spline hole: clamp includes be articulated rotationally ground left caliper, right pincers
Body, the clamping end at left caliper is convexly equipped with gripper hook towards right caliper body direction, at the clamping end of right caliper body towards left caliper direction
It is convexly equipped with gripper hook, the clamping end of left caliper and gripper hook, the clamping end of right caliper body and gripper hook and taking-up slot fit, left
The gripper hook of caliper and the gripper hook of right caliper body with take out interference fit；Clamp is opened, the clamping end of left caliper and clamping
Hook stretches into one and takes out in groove and gripper hook is radially in the taking-up space between the bottom surface in spline set and the first spline hole, right pincers
The clamping end of body and gripper hook stretch in another takes out groove and gripper hook is radially in taking-up space, then draw clamp in,
The gripper hook of the left bare terminal end of clamp and right bare terminal end clamping spline set, the gripper hook of left caliper and right caliper body is deviating from spline set
Removing direction keep out spline set, spline set is taken out from the first spline hole by clamp.
The installation method of 12. 1 kinds of fastening structures as described in claim 1 to 7 any one claim, its feature
It is that installation method comprises the following steps:
By the through hole on attached body just to the through hole on parent, the first external thread part of screw rod is pacified through the through hole on attached body with parent
Being fitted together, parent and attached body are installed together by screw rod；The spline blocking part of screw rod is placed in the first spline hole；
Spline blocking part by box spanner fine setting screw rod: be provided with the periphery of spline blocking part with screw rod on box spanner
The spline blocking part accommodating hole that face coordinates, is provided with and the first spline on the outer peripheral face of the spline blocking part accommodating hole of box spanner
The second axial graduation mark that portion is corresponding with the first graduation mark, the periphery of the first graduation mark radially protruding sleeve；By box spanner
It is enclosed within outside the spline blocking part of screw rod, is made by the angle of the spline blocking part of box spanner rotary fine adjustment screw rod forward or backwards
Second graduation mark and the first graduation mark are coplanar, so that the first rotation prevention portion of the spline blocking part of screw rod and the of the first spline hole
Four rotation prevention portion position relationships are corresponding；
Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole, spline set by axial limiting in the spline of screw rod
In outside blocking part and the first spline hole；The second rotation prevention portion that first rotation prevention portion of the spline blocking part of screw rod overlaps with spline coordinates about
The spline blocking part of bundle screw rod rotates relative to spline set, and the 3rd rotation prevention portion of spline set and the 4th rotation prevention portion in the first spline hole are joined
Contract bundle spline set rotates relative to attached body, and screw rod is installed together with parent and attached body un-rotatably.
The first time installation method of 13. 1 kinds of fastening structures as described in claim 1 to 5 any one claim,
It is characterized in that: the described assembly that is fastenedly connected includes the first described spline part, the first described spline hole is through described
First spline part；
Installation method comprises the following steps:
After installing screw rod, being arranged on outside the spline blocking part of screw rod by spline set, the second rotation prevention portion of spline set is placed in screw rod
Spline blocking part the first rotation prevention portion outside；
By corresponding with the 3rd rotation prevention portion position relationship that spline is overlapped for the 4th rotation prevention portion of the first spline part, then by the first spline part peace
Being contained in outside spline set, the 3rd rotation prevention portion of spline set is arranged in the first spline hole；
Spline is overlapped outer the 4th rotation prevention portion with the first spline hole of the axial limiting the first rotation prevention portion in the spline blocking part of screw rod
In；
First spline part is fixed with attached body；
The spline blocking part of the second rotation prevention portion and the first rotation prevention portion fiting constraint screw rod relative to spline set rotates, the 3rd rotation prevention portion and
4th rotation prevention portion fiting constraint spline set rotates relative to attached body, and screw rod is installed together with parent and attached body un-rotatably.
14. 1 kinds are fastenedly connected assembly, and including screw rod, screw rod includes the first external thread part, spline blocking part, footpath, spline blocking part
To protruding the first external thread part；It is characterized in that: also include spline set；The periphery of the spline blocking part of screw rod is provided with axial
One rotation prevention portion；
Being provided only with an axial spline through hole on spline set, the hole wall of spline through hole is provided with the spline blocking part with screw rod
The first rotation prevention portion coordinate, axial second rotation prevention portion；It is provided with the 3rd axial rotation prevention portion in the periphery of spline set；
Spline set is provided with two or more for spline set clamping from the first spline hole the clamping hole of taking-up or in spline
The periphery of set is provided with two or more and takes out, for being clamped from the first spline hole by spline set, the clamping connected with spline set periphery
Depressed part；
Spline set is arranged on outside the spline blocking part of screw rod, and the spline of the first rotation prevention portion and the second rotation prevention portion fiting constraint screw rod is supported
Stopper rotates relative to spline set.
15. one as claimed in claim 14 are fastenedly connected assembly, it is characterised in that: also include elastic washer.
16. one as claimed in claim 14 are fastenedly connected assembly, it is characterised in that: it is provided with on an end face of spline set
Three axially projecting splines are overlapped end face, are made spline set be formed bottom the first spline hole towards the side of the bottom surface in the first spline hole
The supporting part taking out space connected with clamping hole or clamping depressed part.
17. one as claimed in claim 14 are fastenedly connected assembly, it is characterised in that: the described assembly that is fastenedly connected also includes
Spline set is deviated from the spline set locating part of the side axial limiting of the first external thread part of screw rod；Described spline set locating part
For snap ring or for being provided with the buckle closure of two or more Elastic buckle, the spline through hole that the maximum outside diameter of snap ring or buckle closure overlaps more than spline
Minimum diameter.
18. one as claimed in claim 14 are fastenedly connected assembly, it is characterised in that: the described assembly that is fastenedly connected includes institute
The the first spline part stated；
More than six the 3rd evenly distributed, axial rotation prevention portions of circumference it are provided with in the periphery of spline set；
First spline part is provided with more than one first spline hole and runs through diapire and the screw rod in corresponding first spline hole
The first external thread part coordinate the through hole coaxial with the first spline hole；The hole wall in the first spline hole is provided with and spline set
The 4th rotation prevention portion that 3rd rotation prevention portion coordinates.
19. one as claimed in claim 18 are fastenedly connected assembly, it is characterised in that: deviate from first at the first spline part body
On one end face in spline hole axially projecting more than one retrain the spline protuberance that the first spline part rotates relative to attached body；
Or on an end face of spline set axially projecting more than one to retrain the spline that the first spline part rotates relative to attached body convex
Portion, is provided with the spline part spline hole that the spline protuberance with spline set coordinates on the first spline part；Spline set is only arranged on first
Turning in hole, the spline protuberance of spline set inserts spline part spline hole and protrudes spline part spline hole.
20. one as claimed in claim 18 are fastenedly connected assembly, it is characterised in that: the first spline part includes the first spline part
Body, is convexly equipped with two or more in first spline part body the same side coaxial with the through hole coordinated with screw rod on the first spline part
Fan-shaped protuberance, the medial wall of protuberance is provided with the 3rd rotation prevention portion with spline set and coordinates the 4th rotation prevention portion；Protrude
Portion is provided with the first described spline hole of the medial wall formation non-closed of the 4th rotation prevention portion；Described taking-up structure is adjacent two convex
Go out the taking-up depressed part that the gap between portion's circumference is formed.
21. 1 kinds are fastenedly connected assembly, and including screw rod, screw rod includes the first external thread part, spline blocking part, footpath, spline blocking part
To protruding the first external thread part；It is characterized in that: also include spline set；
Screw rod includes the first external thread part, spline blocking part, spline blocking part radially protruding the first external thread part, the spline of screw rod
The periphery of blocking part is provided with the first axial rotation prevention portion；
Described spline set is provided with the spline through hole that two or more coordinates with the spline blocking part of screw rod, at spline through hole
Hole wall be provided with the first rotation prevention portion of the spline blocking part with screw rod coordinate, evenly distributed the second axial rotation prevention portion of circumference；Often
The corresponding described screw rod of individual described spline through hole；
Spline set is arranged on outside the spline blocking part of plural screw rod, the first rotation prevention portion and the second rotation prevention portion fiting constraint spiral shell
The spline blocking part of bar rotates relative to spline set.
22. 1 kinds of bones being fastenedly connected assembly comprised as described in claim 14 to 16,17 to 20 any one claim
Attachment means, it is characterised in that: bone attachment means also includes connector；The described assembly that is fastenedly connected also includes that spline set is spacing
Part；The first described external thread part is tapping screw thread；
Connector is provided with the through hole that two or more coordinates with the first external thread part of screw rod, is provided with in the same side of connector
With through hole the first spline hole one to one；
First spline hole through hole corresponding with on connector connection is the most coaxial, and the aperture in the first spline hole is more than leading on connector
Aperture, hole；The hole wall in the first spline hole is provided with coordinate with the 3rd rotation prevention portion, the 4th circumferentially distributed rotation prevention portion；First spline
The periphery that the hole wall in hole overlaps with spline coordinates；One the first described spline hole corresponding described screw rod, spline set, a spline
Set locating part；First rotation prevention portion of spline blocking part is placed in the 4th rotation prevention portion in the first spline hole, the first of spline blocking part
Rotation prevention portion is corresponding with the 4th rotation prevention portion position relationship in the first spline hole；
Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole, and spline set locating part is arranged on screw rod or connects
On fitting, spline is overlapped axial limiting；First rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set, and the 3rd
Rotation prevention portion and the 4th rotation prevention portion fiting constraint spline set opposite joints rotate.
The bone method of attachment of 23. 1 kinds of bone attachment means as claimed in claim 22, it is characterised in that bone method of attachment includes
Following steps:
Being connected through the through hole on connector and a knochenbruch tapping screw thread by first external thread part of one screw rod, screw rod will be disconnected
Bone is fastened together with connector；First external thread part of another screw rod through another through hole on connector and another
Individual knochenbruch tapping screw thread connects, and another knochenbruch is fastened together by screw rod with connector；
Spline blocking part is placed in corresponding first spline hole, the first rotation prevention portion and corresponding 4th rotation prevention portion position relationship pair
Should；
Spline set is arranged on outside the spline blocking part of corresponding screw rod and in the first spline hole, spline is overlapped locating part and is arranged on
Make spline set by axial limiting outside the spline blocking part of screw rod and in the first spline hole on corresponding screw rod or on connector；The
One rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set, the 3rd rotation prevention portion and the 4th rotation prevention portion fiting constraint
Spline set opposite joints rotates.
24. 1 kinds of songs being fastenedly connected assembly comprised as described in claim 14 to 16,17 to 20 any one claim
Axle linkage, it is characterised in that: described crankshaft connecting rod system includes bent axle, connection rod set, is fastenedly connected assembly；Connection rod set bag
Include gonnecting rod body, connecting rod cap, big end bearing shell；Gonnecting rod body includes big end and small end of connecting rod, and big end is provided with
Through hole；Big end lid is provided with through hole；It is fastenedly connected assembly and includes screw rod；Screw rod includes that the first external thread part, spline are kept out
Portion, spline blocking part radially protruding the first external thread part；
It is fastenedly connected assembly and also includes that spline set, spline overlap locating part；
The periphery of the spline blocking part of screw rod is provided with the first axial rotation prevention portion；
Being provided only with an axial spline through hole on spline set, the hole wall of spline through hole is provided with the spline blocking part with screw rod
The first rotation prevention portion coordinate, axial second rotation prevention portion；It is provided with the 3rd axial rotation prevention portion in the periphery of spline set；
The side deviating from gonnecting rod body at connecting rod cap is provided with the first spline hole, the first spline hole and the through hole on big end lid
Connection is the most coaxial；Or described crankshaft connecting rod system also include being nonrotatably mounted tO with connecting rod cap together with first only
Turn part, the first spline part is provided with on the first spline hole of through first spline part, the first spline hole and big end lid
Through hole connection is the most coaxial；
The aperture in the first spline hole is more than the through-hole aperture on screw rod major part lid；The hole wall in the first spline hole is provided with and the 3rd
The 4th rotation prevention portion that rotation prevention portion coordinates；
Hole wall and/or spline in the first spline hole are overlapped, are provided with and will be arranged on outside the spline blocking part of screw rod and the first spline
The taking-up structure that spline set in hole takes out；
Big end bearing shell closes and wraps in outside bent axle, and gonnecting rod body major part and big end cover and wrap in outside big end bearing shell；
First external thread part of screw rod is installed together on big end lid through the through hole on big end；The spline of screw rod
Blocking part is placed in the first spline hole；
Spline set is arranged on outside the spline blocking part of screw rod and in the first spline hole, and spline set locating part is installed together with screw rod
Or the side axial limiting that spline set is deviated from spline blocking part it is installed together with connecting rod cap；Second rotation prevention portion and first
The spline blocking part of rotation prevention portion fiting constraint screw rod rotates relative to spline set, and the 3rd rotation prevention portion and the 4th rotation prevention portion fiting constraint are only
Pivoted housing rotates relative to connecting rod cap, together with screw rod is nonrotatably mounted tO with gonnecting rod body and connecting rod cap.
25. 1 kinds of rails being fastenedly connected assembly comprised as described in claim 14 to 16,17 to 20 any one claim
Road structure, it is characterised in that: also include backing plate, railway rail pad, guide rail and be arranged on the collets of guide rail both sides, spring, gauge
Baffle plate, service sleeve；
It is fastenedly connected assembly and includes the first described spline part, also include that spline overlaps locating part；First external thread part is self tapping spiral shell
Stricture of vagina；
First spline part is provided with and coordinates with the first external thread part, first spline that with spline set periphery coordinate coaxial with through hole
Hole, is provided with evenly distributed, more than six the 4th axial rotation prevention portions of circumference on the hole wall in the first spline hole；At the first spline part
The side deviating from the first spline hole is provided with two axially projecting spline protuberances；
Being provided with blocking part in the both sides of backing plate, blocking part in both sides opposing outside is equipped with and coordinates with the first external thread part
Through hole；It is provided with blocking part in the both sides of ground, between the blocking part of both sides, is provided with the blind hole one to one of the through hole with backing plate,
Service sleeve is embedded in the blind hole on ground, is provided with the centre bore coordinated with the first external thread part in service sleeve；Backing plate
Be arranged in the plane between the blocking part of ground both sides, gauge apron be arranged on the both sides of backing plate and ground blocking part it
Between, spacing to backing plate both sides；Railway rail pad is arranged on backing plate between the gauge apron being placed in both sides, guide rails assembling in-orbit under
On backing plate, collets are separately mounted between the blocking part of the both sides of guide rail and the both sides of backing plate；The blocking part of the both sides of backing plate
Spacing to the collets of both sides, the collets of both sides are spacing to the both sides of guide rail and downwardly against guide rail；Spring is supported on accordingly
Collets and gauge apron on；
First external thread part of screw rod sequentially passes through the centre bore to service sleeve of the through hole on the first spline part, spring, backing plate
Tapping screw thread rear thread connects, and screw rod is by the first spline part, spring, collets, guide rail, gauge apron, backing plate and service sleeve
It is fixed together；Two spline protuberances of the first spline part are kept out constraint the first spline part relative to spring by the both sides that spring is opposing
Rotate；Spline set is arranged on outside spline blocking part and in the first spline hole, and spline set locating part is arranged on screw rod spline set
Axial limiting；First rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set, and the 3rd rotation prevention portion inserts the 4th
In rotation prevention portion, constraint spline set rotates relative to the first spline part, and screw rod is nonrotatably mounted tO in service sleeve.
26. 1 kinds of rails being fastenedly connected assembly comprised as described in claim 14 to 16,17 to 20 any one claim
Road structure, it is characterised in that: also include backing plate, service sleeve；
It is fastenedly connected assembly and also includes that spline overlaps locating part；
The first spline hole, the first spline hole and the through hole coordinated on backing plate it is provided with the first external thread part in backing plate side upward
Connection is the most coaxial, and the aperture in the first spline hole is more than the through-hole aperture on backing plate；Or described fastening structure also include with
Backing plate is nonrotatably mounted tO the first spline part together, is provided with the first spline hole on the first spline part；
The periphery that the hole wall in the first spline hole overlaps with spline coordinates；The hole wall in the first spline hole is provided with and joins with the 3rd rotation prevention portion
The 4th rotation prevention portion closed；
The periphery that the hole wall in the first spline hole overlaps with spline coordinates；The hole wall in the first spline hole is provided with and joins with the 3rd rotation prevention portion
The 4th rotation prevention portion closed；
It is provided with blocking part in the both sides of ground, between the blocking part of both sides, is provided with the blind hole one to one of the through hole with backing plate,
Service sleeve is embedded in the blind hole on ground, is provided with the centre bore coordinated with the first external thread part in service sleeve；
First external thread part of screw rod is threadeded through the through hole on backing plate with service sleeve, and screw rod is by backing plate and service sleeve
It is fixed together；
Spline set is arranged on outside spline blocking part and in the first spline hole, and spline set locating part is arranged on screw rod spline sleeve
To spacing；First rotation prevention portion and the second rotation prevention portion fiting constraint screw rod rotate relative to spline set, and the 3rd rotation prevention portion only inserts the 4th
Retraining spline set in transfer part to rotate relative to the first spline part, screw rod is nonrotatably mounted tO in service sleeve.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2015/086196 WO2017020285A1 (en) | 2015-08-06 | 2015-08-06 | Fastening connector component and structure, mounting and removing methods, crankshaft connecting rod mechanism, track structure, frame connecting apparatus, and frame connecting method |
| CNPCT/CN2015/086196 | 2015-08-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106246687A true CN106246687A (en) | 2016-12-21 |
Family
ID=57942299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610638081.7A Pending CN106246687A (en) | 2015-08-06 | 2016-08-05 | One is fastenedly connected assembly and structure, installation and method for dismounting, crankshaft connecting rod system, track structure, bone attachment means and bone method of attachment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN106246687A (en) |
| WO (2) | WO2017020285A1 (en) |
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|---|---|---|---|---|
| CN107588078A (en) * | 2017-08-09 | 2018-01-16 | 宁波市镇海甬鼎紧固件制造有限公司 | A kind of bolt be easy to locking and can be locking |
| CN107764639A (en) * | 2017-09-01 | 2018-03-06 | 中广核研究院有限公司 | Keep the self-tightening type pipe hoop tensile test device of pipe curvature |
| CN107764639B (en) * | 2017-09-01 | 2019-11-15 | 中广核研究院有限公司 | Keep the self-tightening type round tube hoop tensile test device of round tube curvature |
| CN109488747A (en) * | 2017-09-12 | 2019-03-19 | 现代自动车株式会社 | Gear assembly |
| CN110127029A (en) * | 2018-01-26 | 2019-08-16 | 空中客车德国运营有限责任公司 | The fixed system being fixed in carrier for being loaded into part |
| CN108591221B (en) * | 2018-05-23 | 2020-12-04 | 河南航天精工制造有限公司 | Anti-loosening threaded fastening assembly and threaded fastener locking ring |
| CN108591221A (en) * | 2018-05-23 | 2018-09-28 | 河南航天精工制造有限公司 | Checknut fastening assembly and threaded fastener retaining ring |
| CN110821704A (en) * | 2018-08-10 | 2020-02-21 | 康明斯公司 | Main bearing cap stud structure and assembling method |
| CN110131284A (en) * | 2019-06-10 | 2019-08-16 | 浙江盛世瑞金紧固件有限公司 | A kind of high strength anti-loose anti-theft bolt |
| CN110131284B (en) * | 2019-06-10 | 2023-12-05 | 浙江盛世瑞金紧固件股份有限公司 | High-strength anti-loose anti-theft bolt |
| CN112483585A (en) * | 2019-09-11 | 2021-03-12 | 郑州宇通客车股份有限公司 | Variable damping shock absorber and suspension structure and variable damping shock absorber installation assembly |
| CN112072336A (en) * | 2020-08-26 | 2020-12-11 | 国网山东省电力公司电力科学研究院 | Non-crimping connection fitting and connection method for wire connection |
| CN113606233A (en) * | 2021-09-08 | 2021-11-05 | 宋铁军 | Bolt |
| RU211729U1 (en) * | 2021-10-12 | 2022-06-21 | Акционерное общество "Белебеевский завод "Автонормаль" | Connecting rod cap bolt |
| CN114483749A (en) * | 2022-01-18 | 2022-05-13 | 安徽法拉第精密机械有限公司 | Automobile fastener and using method thereof |
| CN114483749B (en) * | 2022-01-18 | 2023-12-22 | 浙江裕泰汽车配件有限公司 | Fastener for automobile and using method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017020285A1 (en) | 2017-02-09 |
| WO2017020867A1 (en) | 2017-02-09 |
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Application publication date: 20161221 |