CN105605170A - Chain link type rack push-pull rod - Google Patents
Chain link type rack push-pull rod Download PDFInfo
- Publication number
- CN105605170A CN105605170A CN201610161737.0A CN201610161737A CN105605170A CN 105605170 A CN105605170 A CN 105605170A CN 201610161737 A CN201610161737 A CN 201610161737A CN 105605170 A CN105605170 A CN 105605170A
- Authority
- CN
- China
- Prior art keywords
- tooth bar
- sleeve
- chain
- hoof
- notch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000000003 hoof Anatomy 0.000 claims description 24
- 238000009434 installation Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 230000007246 mechanism Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 206010061258 Joint lock Diseases 0.000 description 1
- 235000003283 Pachira macrocarpa Nutrition 0.000 description 1
- 241001083492 Trapa Species 0.000 description 1
- 235000014364 Trapa natans Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 235000009165 saligot Nutrition 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- F16H—GEARING
- F16H19/00—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion
- F16H19/02—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion
- F16H19/04—Gearings comprising essentially only toothed gears or friction members and not capable of conveying indefinitely-continuing rotary motion for interconverting rotary or oscillating motion and reciprocating motion comprising a rack
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Surgical Instruments (AREA)
Abstract
The invention discloses a chain link type rack push-pull rod which comprises an upper cylinder, a horseshoe-shaped connector, a lower sleeve, a rack connection rod and a chuck. A notch is formed in the inner circular wall of the horseshoe-shaped connector. The upper port of the horseshoe-shaped connector is connected with the upper cylinder with a notch in the lower end. The lower port of the horseshoe-shaped connector is connected with the lower sleeve with a notch in the upper end to form a horseshoe-shaped hollow sleeve. A chain link type rack is arranged in the horseshoe-shaped hollow sleeve in a bent mode. The portion, located in the upper cylinder, of the chain link type rack and the portion, located in the lower sleeve, of the chain link type rack are meshed with a driving gear and driven gears arranged between the portion, located in the upper cylinder, of the chain link type rack and the portion, located in the lower sleeve, of the chain link type rack. The lower sleeve is a piston type telescopic sleeve. Compared with the prior art, the extension length of the chain link type rack is large in the use process, no locking pin mechanisms or hydraulic devices are needed, and the chain link type rack push-pull rod can be manually or electrically driven, can be longitudinally stretched out or drawn back to any position within the set range, and has the advantages of being simple in structure, convenient to operate, low in manufacturing cost, good in reliability and the like.
Description
Technical field
The present invention relates to a kind of chain-type tooth bar pull bar, belong to push-and-pull drive technology field.
Background technology
At present, known push-and-pull transmission device, a class is rack type hydraulic pressure cylinder, it is by cylinder body, piston, toothBar, piston rod, gear, axle, adjustment screw, block form; One class is piston type sleeve tooth bar pull bar,By tooth bar, telescopic tooth bar, latch, spring, press lever, screw forms. But, rack-and-pinion liquidThe collapsing length of cylinder pressure is subject to the restriction of cylinder body length, and collapsing length is shorter, and rack piston bar wherein can not be bendingRolling; Latch, spring wherein of piston type sleeve tooth bar pull bar, press the latch gear that lever forms,In use latch, spring distortion easy to wear, easily stuck in the time that load is larger, causes flexible reset malfunctioning.
Summary of the invention
The technical problem to be solved in the present invention is: a kind of chain-type tooth bar pull bar is provided, and this chain-type tooth bar pushes awayDraw and can not only stretch more longways, do not need to establish latch gear, do not need hydraulic test, and the bending rolling of energy part,The collapsing length that can overcome existing push-and-pull transmission device existence is shorter, and between bar, joint lock pin easily weares and tearesBe out of shape stuck deficiency.
Technical scheme of the present invention: a kind of chain-type tooth bar pull bar, comprises top cylinder, shape of a hoof joint, trapsCylinder, tooth bar connecting rod and dop, described shape of a hoof joint inner round wall is provided with notch, and shape of a hoof upper end of joint mouth connectsConnect the top cylinder that lower end is provided with notch, the lower sleeve that lower port connection upper end is provided with notch forms shape of a hoof hollow sleeveCylinder, in this shape of a hoof cannulated sleeve, bending is provided with chain-type tooth bar, and is positioned at the chain-type tooth bar of top cylinderAll engage with the driven wheel and the driven gear that are arranged at therebetween with the chain-type tooth bar that is positioned at lower sleeve; DescribedLower sleeve is piston type extension sleeve.
Described piston type extension sleeve is to be made up of 3 grades of sleeve sockets that offer notch in the same side, Qi ZhongTwo-level sleeve and third level sleeve notch all protrude and flush with first order sleeve notch outer wall, and this kind of design hasSimple in structure, the advantage such as easily manufactured.
Described tooth bar connecting rod is connected with third level sleeve, can ensure that like this piston type extension sleeve is in telescopic processAll the time be connected with tooth bar connecting rod.
Described chain-type tooth bar forms by more piece tooth bar is hinged, and each joint tooth bar comprises teeth, the expansion wing and installationProjection, wherein expands the wing and is connected to teeth below, projection is installed and is connected to expansion wing below by muscle piece.
Described installation projection is arranged in shape of a hoof cannulated sleeve, and the described expansion wing is arranged in shape of a hoof cannulated sleeveOn notch outside.
Described expansion chord degree is greater than first order sleeve width of rebate. Tooth bar just can not drop out horse so in useUngulate cannulated sleeve, can increase the dependability of pull bar.
On described tooth bar except teeth face, in two sides and bottom surface cylinder ball is all installed, when installation, cylinder rollsPearl all contacts with shape of a hoof cannulated sleeve inwall, is convenient to so the smooth and easy contraction of tooth bar.
Described driven wheel is provided with driving shaft.
Described driven gear is provided with driven shaft.
Beneficial effect of the present invention:
Compared with prior art, spread length is longer in use for chain-type tooth bar of the present invention, does not need lock pinMechanism and hydraulic test, can drive with manual or electronic, can in setting range, longitudinal extension arrive optional position,Have simple in structure, easy to operate, low cost of manufacture, and the advantage such as good reliability.
Brief description of the drawings
Fig. 1 is top view of the present invention;
Fig. 2 is front view of the present invention;
Fig. 3 is the schematic cross-section of piston type extension sleeve;
Fig. 4 is the front view of chain-type tooth bar;
Fig. 5 is the top view of chain-type tooth bar;
Fig. 6 is that A-A in Fig. 4 is to cutaway view.
In figure: the 1st, top cylinder, the 2nd, shape of a hoof joint, the 3rd, first order sleeve, the 4th, second level sleeve, the 5th,Third level sleeve, the 6th, tooth bar connecting rod, the 7th, dop, the 8th, driven gear, the 9th, driven shaft, the 10th, driveGear, the 11st, driving shaft, the 12nd, chain-type tooth bar, the 101st, tooth bar, the 102nd, hinged block, the 103rd, cylinderBall, the 104th, pivot pin, the 105th, the expansion wing, the 106th, muscle piece. The 107th, projection is installed.
Detailed description of the invention
Below in conjunction with accompanying drawing 1 to 6 and specific embodiment, invention is described further:
1, basic part structure
(1) piston type extension sleeve
Piston type extension sleeve is to be made up of 3 grades of sleeve sockets that offer notch in the same side, the wherein second levelSleeve 4 and third level sleeve 5 notches all protrude and flush with 3 mouthfuls of outer walls of first order sleeve groove.
(2) shape of a hoof joint
The inner circle outer wall of shape of a hoof joint 2 has notch, the third level sleeve on groove width and piston type extension sleeve5 groove widths are identical.
(3) top cylinder
Bottom at top cylinder 1 offers notch, groove width with piston type extension sleeve on third level sleeve 5Groove width is identical.
(4) chain-type tooth bar
Chain-type tooth bar 12 is made up of by hinged block 102 is hinged more piece tooth bar 101, and each saves tooth bar 101Comprise teeth, the expansion wing 105, pivot pin 104 and projection 107 is installed, wherein expanding the wing 105 and be connected to teethBelow, installs projection 107 and is connected to the expansion wing 105 belows by muscle piece 106, and the expansion wing 105 lengthBe greater than first order sleeve 3 width of rebate, in tooth bar 101 two sides and bottom surface, cylinder ball 103 be all installed.
(5) tooth bar connecting rod
Fixture block 7 (the left and right at tooth bar connecting rod 6 one termination welding scotch mounting spring and energy 90-degree rotation angleEach one), one end is connected with chain-type tooth bar 12, is connected with the third level sleeve 5 of piston type sleeve simultaneously.The teeth of tooth bar connecting rod 6 and the fluting of both sides are identical with chain-type tooth bar 12 with the both wings that outwards stretch.
2, assembly and connection
Shape of a hoof joint 2 upper port connection lower ends are provided with the top cylinder 1 of notch, and lower port connects upper end and is provided with notchPiston type extension sleeve form shape of a hoof cannulated sleeve, in this shape of a hoof cannulated sleeve, bending is provided with chain linkFormula tooth bar 12, wherein installs projection 107 and is arranged in shape of a hoof cannulated sleeve, and the expansion wing 105 is arranged in horseOutside notch on ungulate cannulated sleeve, cylinder ball 103 all contacts with shape of a hoof cannulated sleeve inwall, and is positioned atChain-type tooth bar in top cylinder 1 12 and the chain-type tooth bar 12 that is positioned at lower sleeve all be arranged at driving therebetweenMoving gear 10 and multiple driven gear 8 engage, and wherein driven wheel 10 connects by driving shaft 11 and power sourceConnect, fixing by driven shaft 9 on driven gear 8, tooth bar connecting rod 6 one end are connected with chain-type tooth bar 12,This end is also connected with the third level sleeve 5 of piston type sleeve simultaneously.
Operation principle of the present invention is: power source driving force and driving shaft 11, driving wheel 10, driving wheel 10Drive driven pulley 8 by chain-type tooth bar 12, and driving wheel 10 drives and is positioned at water chestnut together with driven pulley 8The chain-type tooth bar 12 of shape cannulated sleeve both sides moves, and drives the telescopic moving of piston type extension sleeve simultaneously, byThis chain-type tooth bar 12 promotes tooth bar connecting rod 6 transferring power in load object, chain-type tooth bar 12 and pistonFormula extension sleeve extends forward and the movement of pulling back together.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can notAssert that specific embodiment of the invention is confined to these explanations. For the ordinary skill of the technical field of the inventionPersonnel, without departing from the inventive concept of the premise, can also make some simple deduction or replace,Should be considered as belonging to protection scope of the present invention.
Claims (9)
1. a chain-type tooth bar pull bar, comprises top cylinder (1), shape of a hoof joint (2), lower sleeve, tooth barConnecting rod (6) and dop (7), is characterized in that: described shape of a hoof joint (2) inner round wall is provided with grooveMouthful, and shape of a hoof joint (2) upper port connection lower end is provided with the top cylinder (1) of notch, lower port connectionThe lower sleeve that upper end is provided with notch forms shape of a hoof cannulated sleeve, and in this shape of a hoof cannulated sleeve, bending is establishedBe equipped with chain-type tooth bar (12), and the chain-type tooth bar (12) that is positioned at top cylinder (1) be positioned underChain-type tooth bar (12) in sleeve all with the driven wheel (10) and the driven gear (8) that are arranged at therebetweenEngagement; Described lower sleeve is piston type extension sleeve.
2. chain-type tooth bar pull bar according to claim 1, is characterized in that: described piston type telescopicCylinder is to be made up of the 3 grades of sleeves socket that offers notch in the same side, wherein second level sleeve (4) andThird level sleeve (5) notch all protrudes and flushes with first order sleeve (3) notch outer wall.
3. chain-type tooth bar pull bar according to claim 2, is characterized in that: described tooth bar connecting rod andThree grades of sleeves connect.
4. chain-type tooth bar pull bar according to claim 1, is characterized in that: described chain-type tooth bar (12)By the hinged formation of more piece tooth bar (101), each joint tooth bar (101) comprises teeth, the expansion wing (105)With installation projection (107), wherein expand the wing (105) and be connected to teeth below, projection (107) is installedBe connected to the expansion wing (105) below by muscle piece (106).
5. chain-type tooth bar pull bar according to claim 4, is characterized in that: described installation projection (107)Be arranged in shape of a hoof cannulated sleeve, the described expansion wing (105) is arranged on shape of a hoof cannulated sleeveOutside notch.
6. chain-type tooth bar pull bar according to claim 4, is characterized in that: the described expansion wing (105)Length is greater than first order sleeve (3) width of rebate.
7. chain-type tooth bar pull bar according to claim 4, is characterized in that: described tooth bar (101)Upper except teeth face, in two sides and bottom surface cylinder ball (103) is all installed, when installation, cylinder rollsPearl (103) all contacts with shape of a hoof cannulated sleeve inwall.
8. chain-type tooth bar pull bar according to claim 1, is characterized in that: described driven wheel (10)Be provided with driving shaft (11).
9. chain-type tooth bar pull bar according to claim 1, is characterized in that: described driven gear (8)Be provided with driven shaft (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161737.0A CN105605170B (en) | 2016-03-22 | 2016-03-22 | chain-type rack push-pull rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610161737.0A CN105605170B (en) | 2016-03-22 | 2016-03-22 | chain-type rack push-pull rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105605170A true CN105605170A (en) | 2016-05-25 |
| CN105605170B CN105605170B (en) | 2018-11-13 |
Family
ID=55985364
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610161737.0A Active CN105605170B (en) | 2016-03-22 | 2016-03-22 | chain-type rack push-pull rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105605170B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4270397A (en) * | 1978-03-13 | 1981-06-02 | Cam Gears Limited | Rotatable sleeve rack |
| CN2105591U (en) * | 1991-11-22 | 1992-05-27 | 和建全 | Gear rack reciprocating rotary counterchange mechanism |
| US20120024091A1 (en) * | 2008-12-19 | 2012-02-02 | Kawabuchi Mechanical Engineering Laboratory, Inc. | Linear-motion telescopic mechanism and robot arm having linear-motion telescopic mechanism |
| US20130068061A1 (en) * | 2010-05-31 | 2013-03-21 | National Institute Of Advanced Industrial Science And Technology | Direct acting extensible and retractable arm mechanism, and robot arm provided with direct acting extensible and retractable arm mechanism |
| CN103821921A (en) * | 2012-11-16 | 2014-05-28 | 德鱼塔工业股份有限公司 | Button structure of shift knob |
-
2016
- 2016-03-22 CN CN201610161737.0A patent/CN105605170B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4270397A (en) * | 1978-03-13 | 1981-06-02 | Cam Gears Limited | Rotatable sleeve rack |
| CN2105591U (en) * | 1991-11-22 | 1992-05-27 | 和建全 | Gear rack reciprocating rotary counterchange mechanism |
| US20120024091A1 (en) * | 2008-12-19 | 2012-02-02 | Kawabuchi Mechanical Engineering Laboratory, Inc. | Linear-motion telescopic mechanism and robot arm having linear-motion telescopic mechanism |
| US20130068061A1 (en) * | 2010-05-31 | 2013-03-21 | National Institute Of Advanced Industrial Science And Technology | Direct acting extensible and retractable arm mechanism, and robot arm provided with direct acting extensible and retractable arm mechanism |
| CN103821921A (en) * | 2012-11-16 | 2014-05-28 | 德鱼塔工业股份有限公司 | Button structure of shift knob |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105605170B (en) | 2018-11-13 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200820 Address after: 215500 Qiuzhen building, Southeast campus, Changshu Institute of technology, No. 99, Hushan Road, Changshu Southeast Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Changshu southeast high tech Venture Service Co., Ltd Address before: 552200 Guizhou Province, Qianxinan Buyei and Miao Autonomous Prefecture Qiannan those Louzhen Ceheng County Road No. 11-8 disc Patentee before: Lin Suiqiang |