CN104526413A - Retaining device - Google Patents
Retaining device Download PDFInfo
- Publication number
- CN104526413A CN104526413A CN201510043262.0A CN201510043262A CN104526413A CN 104526413 A CN104526413 A CN 104526413A CN 201510043262 A CN201510043262 A CN 201510043262A CN 104526413 A CN104526413 A CN 104526413A
- Authority
- CN
- China
- Prior art keywords
- expansion link
- support portion
- holding device
- arm
- rod
- 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
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/069—Work-clamping means for pressing workpieces against a work-table
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a retaining device. The retaining device is used for preventing an arm section of a truss arm from shaking during a machining process, and comprises a supporting main body and at least one supporting leg group, wherein the supporting main body comprises a basic supporting part and at least one adjusting supporting part which is movably connected on the basic supporting part and corresponds to the at least one supporting leg group one by one, the supporting leg group comprises two supporting legs which are respectively connected on the corresponding adjusting supporting parts, the positions of the supporting legs relative to the basic supporting part can be changed by the adjusting supporting parts, and under the working condition of the retaining device, the two supporting legs are respectively rigidly supported on the supporting main body and symmetrically prop against the arm section of the truss arm. According to the retaining device disclosed by the invention, under the working condition of the retaining device, symmetrical rigid supporting forces are applied to the arm section of the truss arm by the two supporting legs, so that the retaining device can effectively resist an axial cutting component force, or enhance the rigidness of the arm section of the truss arm, thereby effectively controlling the shaking phenomenon of the arm section of the truss arm during the machining process.
Description
Technical field
The present invention relates to engineering machinery field, particularly a kind of holding device.
Background technology
Truss arm is the truss-like large-sized structural parts using tubing to be welded into.Engineering machinery truss arm is saved combined by epimerite truss arm arm joint, middle node truss arm arm joint, coxopodite truss arm arm, and each truss arm arm joint is worn alignment pin by hinge hole on two ends and linked into an integrated entity.
Man-hour is added to the hinge hole of each truss arm arm joint, is typically employed in the upper bore hole of double-side floor boring and milling lathe (to boring machine) both at home and abroad.But, truss arm arm joint cross section structure form and highly determine to boring process hinge hole time there is unstability, this is because:
Truss arm arm joint is highly general between 1.6 ~ 2.8 meters, and width is between 2.0 ~ 3.2 meters.When to boring processing bore hole, machine tool chief axis has an axis to cut component to hinge hole, and owing to spelling point, welding error, if both sides process simultaneously, back engagement of the cutting edge skewness, will cause position, hinge hole to bear alternate load.Again because truss arm arm joint is highly too high, do not have power to go to offset and axially cut component during clamping, the final bore hole state formed is that shake appears in truss arm arm joint.And truss arm arm joint occurs that shake severe one can cause the direct tipping of blade, cannot complete boring processing, the lighter can cause crudy to reduce.
Boring being added to the problem occurring man-hour shaking to solve truss arm arm joint, in prior art, also adopting the way of one-sided processing when processing truss arm joint hinge hole.Add man-hour one-sided, withstand on the joint that truss arm arm saves with the relative opposite side machine tool chief axis in processing side or boring bar.But one-sided processing can only reduce shake and can not eliminate shake completely, also seriously compromise machine tool chief axis precision and cause crudy to reduce simultaneously, and working (machining) efficiency is not high.
Also propose the frock of a kind of steel chain drag-line fastening truss arm arm joint in prior art, namely for often kind of different truss arm arm joint, all with steel chain, truss arm arm joint is wound around fastening.But the stabilization effect of this frock is also not obvious.
In a word, engineering machinery truss arm arm joint adds boring and easily occurs that the unfavorable machining state shaken annoyings technical staff man-hour always on double-side floor boring and milling lathe, although through continuous trial for many years, also comparatively not successful scheme solves this technical problem both at home and abroad up to now.
Summary of the invention
The object of the present invention is to provide a kind of holding device, be intended to control the jitter phenomenon of work piece in process.
The invention provides a kind of for preventing truss arm arm from saving the holding device that shake occurs in process, described holding device comprises supportive body and at least one spike group, described supportive body comprises basic support portion and to be movably connected on described basic support portion and at least one regulates support portion one to one with at least one spike group described, described spike group comprises two spikes, described two spikes are connected on corresponding described adjustment support portion, described adjustment support portion can change the position of described spike relative to described basic support portion, in the duty of described holding device, described two spikes are supported in rigidly respectively on described supportive body and are also resisted against described truss arm arm joint symmetrically.
Further, described spike and described adjustment support portion hinged.
Further, described spike comprises the main support face and secondary support surface each other with angle, in the duty of described holding device, described main support face and described truss arm arm save carry out to the side of the joint that boring is processed against, the bottom surface of described secondary support surface and described joint against.
Further, described two spikes independently regulate relative to the position of described basic support portion.
Further, described adjustment support portion comprises the two groups of expansion link groups be connected respectively with described two spikes, described expansion link group comprises the first expansion link, and the first end of described first expansion link is connected with described basic support portion, and described spike is connected to the second end of described first expansion link.
Further, described first expansion link comprises base bar and Adjustable length rod, and the first end of described base bar is connected with described basic support portion, and the second end of described base bar is connected with the first end of described Adjustable length rod, and described spike is connected to the second end of described Adjustable length rod.
Further, described Adjustable length rod comprises the first adjusting rod and the second adjusting rod that connect successively, described first adjusting rod is connected with the one in second syndeton that level can be had to regulate to the length of described first expansion link by first syndeton that can regulate continuously the length of described first expansion link with described base bar, and described first adjusting rod is connected with the another kind in described second syndeton by described first syndeton with described second adjusting rod.
Further, described first syndeton is screw-type syndeton and/or described second syndeton is drawing and pulling type syndeton.
Further, described first syndeton is screw-type syndeton, comprise rotary nut, in two rod members that described screw-type syndeton connects, the end of a rod member connects described rotary nut, described rotary nut is constant relative to this rod member axial location, coaxial and can around own axis relative to this rod member with this rod member, described rotary nut has the first adjustment screw thread, and in two rod members, the corresponding end of another rod member has and regulates second of threaded engagement to regulate screw thread with described first.
Further, described second syndeton is drawing and pulling type syndeton, comprise latch, in two rod members that described drawing and pulling type syndeton connects, a rod member is arranged multiple first radial holes of the axial distribution along this rod member, the end of another rod member arranges on draw-in groove or shaft and arranges at least one second radial hole, two rod member grafting coordinate, and latch selectively inserts described first radial direction through hole, and described latch snaps in draw-in groove simultaneously or inserts described second radial direction through hole.
Further, the base bar of described first expansion link is arranged swingably, and base bar in described two groups of expansion link groups arranged in a crossed manner and swing phase mutual conductance to.
Further, in two base bars of described two groups of expansion link groups, a base bar is the first rocking arm, another base bar is the second rocking arm, described first rocking arm comprises the slot extended vertically, described second rocking arm comprises the plate coordinated with described slot, described plate through described slot and described fork plate and described slot two base bars swing phase mutual conductances to.
Further, described first rocking arm also comprises the slot bolt hole on the cell wall being positioned at described slot and holds out against screw, in the duty of described holding device, described in hold out against screw to be screwed in described slot bolt hole and described in hold out against the end of screw and the plate of described second rocking arm against.
Further, described expansion link group also comprises the second expansion link, the first end of described first expansion link and the first end of described second expansion link are articulated with the diverse location of described basic support portion respectively, and the second end and described first expansion link of described second expansion link are hinged.
Further, described second expansion link comprises swivel nut and is connected to the first screw rod and second screw rod at described swivel nut two ends, one end of described swivel nut is provided with the first screw thread, the other end is provided with second screw thread contrary with described first thread rotary orientation, described first screw rod is provided with the 3rd screw thread with described first threaded engagement, and described second screw rod is provided with the 4th screw thread with described second threaded engagement.
Further, described basic support portion is support platform, and described adjustment support portion is connected to described top.
Further, described basic support portion comprises basic platform and interchangeable locating platform, and described interchangeable locating platform is removable installed in above described basic platform.
Further, one in described basic platform and described interchangeable locating platform is provided with alignment pin, and another is provided with the locating hole with described detent fit.
Further, described basic support portion comprises inner support frame, and described adjustment support portion is connected to the periphery of described inner support frame, and in the duty of described holding device, described inner support frame relies on each described spike to be suspended on described truss arm arm joint.
Further, described basic support portion comprises vertical support frame, and described adjustment support portion is connected on two relative sides of described vertical support frame.
Further, described adjustment support portion can be up and down relative to described vertical support frame arrange.
Based on holding device provided by the invention, by the position of two spikes relative to basic support portion regulating support portion can change spike group, under the duty of holding device, two spikes are supported in rigidly respectively on supportive body and are also resisted against truss arm arm joint symmetrically.Therefore, in the duty of holding device, the rigid support power of two spikes to the symmetry that truss arm arm joint applies makes holding device or can effectively resist axially to cut component, or the rigidity of truss arm arm joint can be increased, thus effectively can control the jitter phenomenon of truss arm arm joint in process.
By referring to the detailed description of accompanying drawing to exemplary embodiment of the present invention, further feature of the present invention and advantage thereof will become clear.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the perspective view of the holding device of the preferred embodiment of the present invention.
Fig. 2 is the perspective view of basic platform in holding device embodiment illustrated in fig. 1.
Fig. 3 is the perspective view in a direction of interchangeable locating platform in holding device embodiment illustrated in fig. 1.
Fig. 4 is the perspective view in another direction of interchangeable locating platform in holding device embodiment illustrated in fig. 1.
Fig. 5 is the perspective cross-sectional structural representation of the syndeton of expansion link group and spike and interchangeable locating platform in holding device embodiment illustrated in fig. 1.
Fig. 6 is the perspective view of the syndeton of the first rocking arm and rotary nut in holding device embodiment illustrated in fig. 1.
Fig. 7 be the syndeton of the second rocking arm and rotary nut in holding device embodiment illustrated in fig. 1 perspective view.
Fig. 8 is the perspective view of the fit structure of the first rocking arm and the second rocking arm in holding device embodiment illustrated in fig. 1.
Fig. 9 is the volume rendering structural representation of rotary nut in holding device embodiment illustrated in fig. 1.
Figure 10 is the perspective view of baffle plate in holding device embodiment illustrated in fig. 1.
Figure 11 is the perspective view of the first adjusting rod in holding device embodiment illustrated in fig. 1.
Figure 12 is the perspective view of the cooperation place of base bar, rotary nut, baffle plate and the first adjusting rod in holding device embodiment illustrated in fig. 1.
Figure 13 is the perspective view of the second adjusting rod in holding device embodiment illustrated in fig. 1.
Figure 14 is the perspective view of latch in holding device embodiment illustrated in fig. 1.
Figure 15 is the perspective view of spike in holding device embodiment illustrated in fig. 1.
Figure 16 is the perspective view of the second expansion link in holding device embodiment illustrated in fig. 1.
Figure 17 is the perspective cross-sectional structural representation of the second expansion link after combining in holding device embodiment illustrated in fig. 1.
Figure 18 is that holding device embodiment illustrated in fig. 1 saves perspective view in running order in boring processing at truss arm arm.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Illustrative to the description only actually of at least one exemplary embodiment below, never as any restriction to the present invention and application or use.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Unless specifically stated otherwise, otherwise positioned opposite, the numerical expression of the parts of setting forth in these embodiments and step and numerical value do not limit the scope of the invention.Meanwhile, it should be understood that for convenience of description, the size of the various piece shown in accompanying drawing is not draw according to the proportionate relationship of reality.May not discuss in detail for the known technology of person of ordinary skill in the relevant, method and apparatus, but in the appropriate case, described technology, method and apparatus should be regarded as a part of authorizing description.In all examples with discussing shown here, any occurrence should be construed as merely exemplary, instead of as restriction.Therefore, other example of exemplary embodiment can have different values.It should be noted that: represent similar terms in similar label and letter accompanying drawing below, therefore, once be defined in an a certain Xiang Yi accompanying drawing, then do not need to be further discussed it in accompanying drawing subsequently.
In the following description, alleged " front " refers to when stabilization platform uses near the side of truss arm arm joint; " afterwards " refers to the side relative with " front ", and " left side " and " right side " refers to the left and right directions formed when front.
As shown in Fig. 1 to Figure 18, the preferred embodiment of the present invention provides a kind of for preventing truss arm arm from saving the holding device that shake occurs in process.
As shown in Figure 1, the holding device 1 of the present embodiment comprises supportive body 10 and two spikes 20.Supportive body 10 comprises basic support portion 100 and regulates support portion 200.Regulate support portion 200 to be connected on basic support portion 100 and to arrange movably relative to basic support portion 100, two spikes 20 are connected to and regulate on support portion 200.Two spikes 20 can realize adjustable relative to the position of basic support portion 100 by regulating support portion 200.Under the duty of holding device 1, can regulate two spikes 20 that two spikes 20 are supported on supportive body 10 respectively rigidly and also be resisted against truss arm arm joint 3 symmetrically.
The vibrational power flow of above holding device 1 can make this holding device 1 in its duty, the rigid support power of the symmetry that two spikes, 20 pairs of truss arm arm joints 3 apply makes holding device or can effectively resist axially to cut component, or the rigidity of truss arm arm joint 3 can be increased, thus effectively can control the jitter phenomenon of truss arm arm joint 3 in process.
The holding device 1 of the embodiment of the present invention is applied to truss arm arm joint in boring processing, the truss arm arm that can solve as engineering machinery save, and a difficult problem of shaking easily appears in especially large-scale truss arm arm joint to boring processing.Working (machining) efficiency and the quality of the large-scale truss arm arm joint of engineering machinery can also be promoted.
As shown in Figure 1, basic support portion 100 is support platform, regulates support portion 200 to be connected to the top of support platform.Further, basic support portion 100 comprises basic platform 110 and interchangeable locating platform 120.Interchangeable locating platform 120 is removable installed in above basic platform 110, regulates support portion 200 to be connected to above interchangeable locating platform 120.
Basic platform 110 is positioned at interchangeable locating platform 120 and provides support for holding device 1 below.Interchangeable locating platform 120 is carrying platforms of the adjustment support portion 200 in order to be applicable to certain processing dimension scope.
Interchangeable locating platform 120 and adjustment support portion 200 all can be changed according to the specification of truss arm arm joint 3.Such as, man-hour is added to large-scale truss arm arm joint 3, large-scale adjustment support portion 200 and larger interchangeable locating platform 120 can be replaced with; Man-hour is added to small-sized truss arm arm joint 3, then can be replaced with small-sized adjustment support portion 200 and less interchangeable locating platform 120.The set-up mode of basic support portion 100 adds the scope of application of holding device 1.
In addition, basic platform 110 and interchangeable locating platform 120 is adopted to be combined to form basic support portion 100 instead of to adopt an all-in-one-piece support platform, can also on interchangeable locating platform 120, other parts be assembled and be welded, therefore, the operation height of operating personnel can be reduced, be conducive to operative, increase security.And, when a set of holding device 1 can not meet the processing request of truss arm arm joint 3 of all specifications, when needing to make again the above holding device 1 of 1 cover, 1 cover basic platform 110 only can be made, corresponding different interchangeable locating platforms 120 and adjustment support portion 200, therefore can also be cost-saving.
As shown in Figure 2, basic platform 110 comprises basic platform body 111, alignment pin 112, first connecting hole 113, basic platform hanger 114 and footstool 115.
Basic platform body 111 is rectangular box structure.
Two alignment pins 112 are separately positioned on same cornerwise two bights of the upper plate of basic platform body 111.Two alignment pins 112 for coordinating one to one with two locating holes 124 on interchangeable locating platform 120, to determine the position all around of basic platform 110 and interchangeable locating platform 120.
The upper plate back edge of basic platform body 111 has backward that pleurapophysis is for the first protuberance of back side panel, and two the first connecting holes 113 are arranged on this first protuberance.Two the first connecting holes 113 for coordinating with two the second connecting holes 125 on interchangeable locating platform 120, with being fixedly connected with of optimized integration platform 110 and interchangeable locating platform 120, thus increase basic support portion 100 in working order under stability.
A pair basic platform hanger 114 is each side set at basic platform body 111, be arranged in parallel before and after often pair of basic platform hanger 114.Basic platform hanger 114 is for lifting basic platform 110, and also for lifting, basic support portion 100 is overall or holding device 1 is overall.
Footstool 115 is arranged on the back side panel of basic platform body 111, when regulating the position of spike 20 for operating personnel or up and down during basic support portion 100.
As shown in Figure 3 and Figure 4, interchangeable locating platform 120 comprises interchangeable locating platform body 121, interchangeable locating platform hanger 122, free bearing 123, locating hole 124 and the second connecting hole 125.
Interchangeable locating platform body 121 is rectangular box structure.
Two interchangeable locating platform hangers 122 are arranged at the two ends, left and right of the upper plate of interchangeable locating platform body 121 respectively.Interchangeable locating platform hanger 122 adopts when transporting interchangeable locating platform 120 or when combining holding device 1.Basic platform 110 and interchangeable locating platform 120 are assembled into behind basic support portion 100 or after holding device 1 is assembled into entirety, interchangeable locating platform hanger 122 does not re-use, and lifting back and forth is all use basic platform hanger 114.
Two free bearings 123 are symmetrically arranged on the upper plate of interchangeable locating platform body 121.Each free bearing 123 has an outside fraising and an inner side fraising, and the axis of the fraising of each outside and the fraising of each inner side is parallel to each other.Two free bearings 123 regulate support portion 200 for installing.
Preferably, two free bearings 123 be positioned at interchangeable locating platform body 121 upper plate on closer to the position of front side.When regulating position and the holding power of spike 20, this is set to operating personnel and provides operating platform, is conducive to the safety operation of operator.
The lower plate that two locating holes 124 are arranged at interchangeable locating platform body 121 correspondingly with two alignment pins 112 of basic platform 110 is arranged.Alignment pin 112 and locating hole 124 can guarantee the relative motion in not occurred level direction between basic platform 110 and interchangeable locating platform 120 in the engagement condition; and due to interchangeable locating platform 120 and on the Action of Gravity Field of adjustment support portion 200, alignment pin 112 and locating hole 124 can ensure the relative fixing of the vertical direction of basic platform 110 and interchangeable locating platform 120 under normal circumstances.
The lower plate back edge of interchangeable locating platform body 121 has backward that pleurapophysis is for the second protuberance of back side panel, and two the second connecting holes 125 are arranged on this second protuberance.Basic platform 110 and interchangeable locating platform 120 can be fastened together by the connecting bolt be arranged between the first connecting hole 113 on basic platform 110 and the second connecting hole 125.
First connecting hole 113 and the second connecting hole 125 can coordinate the firm connection of alignment pin 112 and the further optimized integration platform 110 of locating hole 124 and interchangeable locating platform 120.In addition, the setting of the first connecting hole 113 and the second connecting hole 125 is also when assembling basic support portion 100 or play the effect of instruction combinations of directions and position when changing interchangeable locating platform 120, occur during to prevent from changing interchangeable locating platform 120 doing by mistake, the personnel that cause injure, and can improve security performance when stabilization platform 1 is assembled and packaging efficiency.
The connected mode that above alignment pin 112, locating hole 124 and additional two connecting bolts coordinate, can the fast assembling-disassembling of optimized integration platform 110 and interchangeable locating platform 120, improves the operating efficiency changing interchangeable locating platform 120.
Support portion 200 is regulated to comprise the two groups of expansion link groups be connected respectively with two spikes 20.Adopt different expansion link groups can realize independently carrying out position adjustments to two spikes 20 relative to supportive body 10.Owing to independently carrying out position adjustments, when regulating the position of side spike 20, the position of opposite side spike 20 can not be affected, can avoid when using holding device 1 in truss arm arm joint 3 processes of processing, because the imaginary center line of truss arm arm joint 3 does not overlap with the imaginary center line of holding device 1, the angle causing bilateral to regulate and length variations amount not etc. and then cause one-sided spike 20 to save 3 against untight phenomenon with truss arm arm, thus can not realize stabilization function better.
As shown in Figure 1 and Figure 5, often organize expansion link group and comprise the first expansion link 210 and the second expansion link 220.The first end of the first expansion link 210 is connected with basic support portion 100, and spike 20 is connected to the second end of the first expansion link 210.In the present embodiment, spike 20 is articulated with the second end of the first expansion link 210 by the first connecting pin 31.The first end of the first expansion link 210 reams hinged by the second connecting pin 32 with the inner side of the free bearing 123 on the interchangeable locating platform 120 of basic support portion 100.
As shown in Figure 1 and Figure 5, the first expansion link 210 comprises base bar and Adjustable length rod, and the first end of base bar is connected with basic support portion 100, and the second end of base bar is connected with the first end of Adjustable length rod, and spike 20 is connected to the second end of Adjustable length rod.
Preferably, the first expansion link 210 is arranged swingably, and in two groups of expansion link groups the base bar of the first expansion link 210 arranged in a crossed manner and swing phase mutual conductance to.
In the present embodiment, as shown in Fig. 1, Fig. 5 to Fig. 8, in two groups of expansion link groups, the base bar of the first expansion link 210 of one group of expansion link group is the first rocking arm 211A, and the base bar of the first expansion link 210 of another group expansion link group is the second rocking arm 211B.Wherein, the first rocking arm 211A comprises slot 2111, the second rocking arm 211B extended vertically and comprises the plate coordinated with slot 2111.Plate through slot 2111 thus realize the arranged in a crossed manner of the first rocking arm 211A and the second rocking arm 211B, and realizes the mutual guiding between two base bars by the mutual guiding of plate and slot 2111.
In the present embodiment, wherein the first rocking arm 211A is in particular and has two pieces of flat boards form a slot two fork rocking arms as the cell wall of slot, and the second rocking arm 211B has the single tine rocking arm being formed a plate by one flat plate.During combination adjustment support portion, the plate of the second rocking arm 211B need be inserted after in the slot 2111 of the first rocking arm 211A and again the second rocking arm 211B is connected on basic support portion 100.
First rocking arm 211A and the second rocking arm 211B regulate spike 20 position phase mutual conductance to, the first rocking arm 211A and the second rocking arm 211B center line can be ensured in one plane, thus improve the rigidity regulating support portion 200 when using, and be beneficial to and realize the symmetry of holding power that two spikes 20 are applied to truss arm arm joint 3, and then realize stabilization function better.
In addition as shown in Figure 8, the first rocking arm 211A also comprises slot bolt hole on the cell wall being positioned at slot 2,111 2112 and holds out against screw 2113, hold out against screw 2113 to be screwed in slot bolt hole 2112 and hold out against the end of screw 2113 and the second rocking arm 211B against.
Due to the pinned connection that the infall of the first rocking arm 211A and the second rocking arm 211B is not fixed, therefore, first rocking arm 211A and the second rocking arm 211B all can turn round separately, when the first rocking arm 211A and the second rocking arm 211B completes after revolution realizes luffing separately, the second rocking arm 211B is held out against with holding out against screw 2113, can eliminate fit-up gap between the first rocking arm 211A and the second rocking arm 211B to holding device 1 in working order time adverse effect, avoid the internal structure of holding device 1 to shake.
As shown in Figure 5, the Adjustable length rod of the first expansion link 210 comprises the first adjusting rod 214 and the second adjusting rod 215 connected successively.First adjusting rod 214 and base bar are connected with in second syndeton that can realize having level to regulate to the length of the first expansion link 210 by realizing the first syndeton of regulating continuously the length of the first expansion link 210, and the first adjusting rod 214 and the second adjusting rod 215 pass through the first syndeton and be connected with another in the second syndeton.
First syndeton and the second syndeton are set in Adjustable length rod simultaneously, the degree of flexibility of the first expansion link 210 can be increased while reaching adjustment object, the governing speed of the first expansion link 210 length can also be accelerated.
In the present embodiment, base bar is connected by the first syndeton with the first adjusting rod 214, and is connected by the second syndeton between the first adjusting rod 214 and 215.In the present embodiment, the first syndeton is screw-type syndeton, and the second syndeton is drawing and pulling type syndeton.
In base bar and the first adjusting rod 214 that screw-type syndeton connects, the end connection single-revolution nut 212 of base bar, rotary nut 212 is constant relative to base bar axial location, coaxial and can around own axis relative to this base bar with this base bar.As shown in Figure 9, rotary nut 212 has the first adjustment screw thread 2121.As shown in figure 11, the first end of the first adjusting rod 214 has and regulates second of threaded engagement to regulate screw thread 2141 with first.Rotate the length that rotary nut 212 changes the first expansion link 210 serially.First regulates screw thread 2121 and second to regulate screw thread 2141 to be preferably angular thread.
The hollow tube with centre bore is respectively as the first rocking arm 211A of the base bar of two the first expansion links 210 and second end of the second rocking arm 211B.As shown in Fig. 5, Fig. 6 and Fig. 7, the second end of hollow tube has the reamer that diameter is greater than centre bore, thus forms positioning table terrace in the second end inside of hollow tube.Second end end of hollow tube also has adpting flange, and adpting flange is provided with the first fixing hole.
As shown in Figure 9, rotary nut 212 periphery has the annular groove 2122 be arranged between axial both ends of the surface.The both sides one side of annular groove 2122 is light faces, and one side is with handle installing hole 2123.When rotary nut 212 and base bar are installed, the side in rotary nut 212 light face stretches into the reamer of base bar and corresponding end-faces coordinates with positioning table terrace.
Rotary nut 212 realizes the assembling with base bar by the two pieces of baffle plates 213 be fixedly connected on bolt on base bar.The split of two pieces of semi-circular baffle plates 213 forms annular, forms a back-up ring.The object arranging baffle plate 213 is that rotary nut 212 can only be rotated freely in the reamer of the first rocking arm 211A or the second rocking arm 211B, prevents rotary nut 212 to be moved relative to the axial location of base bar.
As shown in Figure 10, semiorbicular baffle plate 213 is provided with the second fixing hole coordinated with the first fixing hole on hollow tube adpting flange.During assembling, two pieces of baffle plates 213 are arranged in the annular groove 2122 of rotary nut 212 respectively, form the back-up ring of annular.With screw, baffle plate 213 is connected on the adpting flange of hollow tube again, and ensures rotary nut and the hole wall of back-up ring and reamer and the fit clearance of positioning table terrace.
After installing baffle plate 213, then the first end with the first adjusting rod 214 of the second adjustment screw thread 2141 is screwed in rotary nut 212 can realize base bar, rotary nut 212, combination between baffle plate 213 and the first adjusting rod 214.Structure after the combination of base bar, rotary nut 212, baffle plate 213 and the first adjusting rod 214 as shown in figure 12.
For the ease of the rotation of rotary nut 212, in the handle installing hole 2123 of rotary nut 212, handle is installed.First adjusting rod 214 is also provided with and relatively rotates handle for controlling between the first adjusting rod 214 and rotary nut 212.When the length of adjustment first expansion link 210, adopt that the first adjusting rod 214 is motionless, rotary nut 212 in relative rotation control method realize the oblique compression of spike 20 pairs of truss arm arms joints 3.
In a word, adopt screw-type syndeton, rotation rotary nut 212 or the first adjusting rod 214 can realize the first adjusting rod 214 stretching relative to the first rocking arm 211A or the second rocking arm 211B, thus realize spike 20 telescopic variation on its center line direction of the first expansion link 210.And screw-type syndeton has good self-locking performance after adjustment, be beneficial to the realization of stabilization function.
Wherein, the advantage adopting the length of rotary nut 212 to the first expansion link 210 to regulate is, when regulating the length of the first expansion link 210, two rod members be connected with rotary nut 212 all need not rotate, thus be more conducive to ensureing spike 20 pairs of truss arm arms joints 3 under duty against.
As shown in figure 11, the second end of the first adjusting rod 214 is sleeve pipe, the end of sleeve pipe is arranged draw-in groove 2142.As shown in figure 13, the second adjusting rod 215 is arranged multiple first radial holes 2151 along this its axial distribution.When the first adjusting rod 214 that drawing and pulling type syndeton connects and the second adjusting rod 215 combine, realize two rod member grafting in the sleeve pipe that the first end of the second adjusting rod 215 stretches into the first adjusting rod 214 to coordinate, latch 216 selectively inserts the interior and latch 216 of first radial direction through hole 2151 and snaps in draw-in groove 2142 simultaneously.Latch 216 to insert in the first different radial direction through hole 2151 then the first expansion link 210 and has different length.
As shown in figure 15, spike 20 comprises compact heap 201 and mounting ear 202, and mounting ear 202 is provided with pin-and-hole.As shown in Figure 5, spike 20 is hinged with the first connecting pin 31 regulating support portion 200 to pass through through this pin-and-hole.First connecting pin 31 and the fit clearance between spike 20 and the first expansion link 210 should arrange little as much as possible while not affecting rotation, shake under the effect of cutting force to prevent spike 20.Preferably, this gap is 0.01-0.03mm.
Above spike 20, relative to the connected mode regulating support portion 200 dead axle to swing, can prevent because multiple truss arm arm joint 3 often changes at height, width and causes the spike 20 of holding device 1 to occur supporting " dead point " phenomenon.
In addition preferably, spike 20 comprises main support face 2011 and the secondary support surface 2012 of angle each other.In the present embodiment, main support face 2011 is mutually vertical with secondary support surface 2012.Main support face 2011 and secondary support surface 2012 can make spike 20 be supported in the different surfaces of truss arm arm joint 3, increase stability of strutting system.Save in 3 pairs of boring processing at truss arm arm, in working order, main support face 2011 and secondary support surface 2012 are resisted against side and the bottom surface of the joint treating bore hole respectively.Under machining state, main support face 2011 cutting component perpendicular to axial direction, applies to truss arm arm joint 3 holding power that component is axially cut in opposing.Secondary support surface 2012 occurs towards the distortion of main support face 2011 for preventing or reducing truss arm arm joint 3 and ensures that main support face 2011 and truss arm arm save the abutting relation of 3.
In the present embodiment, spike 20 can be changed.Such as, adding man-hour to the joint of truss arm arm joint 3, for different joint forms, the spike 20 of different size can be selected.
Second expansion link 220 is for regulating the angle of the first expansion link 210.As shown in FIG. 16 and 17, second expansion link 220 comprises swivel nut 221 and is connected to first screw rod 222 and second screw rod 223 at two ends of swivel nut 221, one end of swivel nut 221 is provided with the first screw thread, the other end is provided with second screw thread contrary with the first thread rotary orientation, first screw rod 222 is provided with the 3rd screw thread with the first threaded engagement, and the second screw rod 223 is provided with the 4th screw thread with the second threaded engagement.
In the present embodiment, swivel nut 211 is formed with the nut-welding with the different screw thread of rotation direction being coaxially arranged at these intermediate sleeve two ends by intermediate sleeve.For the ease of the length adjustment of the second expansion link 220, intermediate sleeve is also provided with the handle being convenient to drive swivel nut 221 to rotate.First screw rod 222 reams hinged by the 3rd connecting pin 33 with the outside on free bearing 123, thus makes the first end of the first end of the first expansion link 210 and the second expansion link 220 be articulated with the diverse location of basic support portion 100 respectively.Second end of the second screw rod 223 by the 4th connecting pin 34 and the first expansion link 210 hinged.In the present embodiment, the first screw thread on the swivel nut 221 of the second expansion link 220 and the second screw thread adopt left and right T-shaped screw thread respectively.
The set-up mode of this second expansion link 220 makes to move its rotatable handle one circle, and the first screw thread and the second screw thread respectively take a round, and can improve the governing speed of the second expansion link 220, facilitate operative.
Known by describing above, the adjustment support portion 200 of the holding device 1 of the present embodiment defines X-type supporting construction by the first expansion link 120 arranged in a crossed manner, the its length of the first expansion link 210 is adjustable, and the angle of the first expansion link 210 can be regulated by the second expansion link 220, mutually led by the first rocking arm 211A and the second rocking arm 211B again between different expansion link groups, the stabilization needs needed for machining processes of engineering machinery truss arm arm joint 3 can be met, and the flexible adjustment of holding device 1, applied widely.
In addition, this holding device 1 does not need must to be connected with platen as general lathe holding device fastening, but by workbench is placed on platen behind centering scale location.This is because have the adjustment support portion 200 of X-type supporting construction, the reaction forces of spike 20 pairs of workbench is made to become horizontal component and vertical stress component, two horizontal component equal and opposite in direction directions are contrary, therefore, horizontal direction is not moved, two vertical stress components directly under act on platen, do not produce yet and move up and down.Therefore, above holding device 1 can realize quick despatch on the table.
Figure 18 is that holding device 1 embodiment illustrated in fig. 1 saves perspective view in running order in 3 pairs of boring processing at truss arm arm.As shown in figure 18, holding device 1 and truss arm arm joint 3 are placed on workbench 2 respectively.Two spikes 20 of holding device 1 are resisted against on the joint 301 treating bore hole of truss arm arm joint 3 respectively.By to analyze and test shows, spike 20 is the closer to cutting position, then to prevent truss arm arm from saving the effects of 3 shakes after compressing better for holding device 1.Carry out adding man-hour to boring to truss arm arm joint 3, under the prerequisite that holding device 1 and process tool are not interfered, when selecting on the medial surface of the joint 301 at the place, hinge hole spike 20 being pressed against truss arm arm joint 3 and downside, the reliability and stability of processing are best.
The assemble flow of the holding device 1 of the present embodiment is described below in conjunction with Fig. 1 to Figure 18.This assemble flow mainly comprises:
Interchangeable locating platform 120 is placed on assembly platform.
To there is the first rocking arm 211A and second expansion link 220 corresponding with it is assemblied on interchangeable locating platform 120 by the second connecting pin 32, the 3rd connecting pin 33 and the 4th connecting pin 34.
Second rocking arm 211B and second expansion link 220 corresponding with it are assemblied on interchangeable locating platform 120 by the second connecting pin 32, the 3rd connecting pin 33 and the 4th connecting pin 34.
Corresponding rotary nut 212 is assembled respectively on the first rocking arm 211A and the second rocking arm 211B.
With bolt, baffle plate 213 is assemblied on the first rocking arm 211A and the second rocking arm 211B respectively.
First adjusting rod 214 is assembled to respectively on corresponding rotary nut 212.
First adjusting rod 214 assembles the second adjusting rod 215 and inserts latch 216.
With the first connecting pin 31, spike 20 is assemblied on the second adjusting rod 215.
By the alignment pin 112 on basic platform 110 and connecting bolt, interchangeable locating platform 120 is assembled on basic platform 110.
Illustrate that the holding device 1 of the present embodiment saves operating process when using in 3 pairs of boring processing at engineering machinery truss arm arm below in conjunction with Fig. 1 to Figure 18.This operating process comprises:
Load onto truss arm arm joint 3.With driving, truss arm arm is saved 3 handlings on workbench, and reserve the operating position of holding device 1.
Workpiece fixing.The center line of centering truss arm arm joint 3 and hinge place end face.
Upper holding device 1.With driving handling holding device 1, holding device 1 is hung to operating position.Holding device 1 can not need to fix on the table.
Regulate holding device 1.According to the difference of the size of truss arm arm joint 3, regulate length and the angle of two the first telescopic arms 110 of holding device 1, and make two spikes 20 respectively against two joints 301 treating bore hole of truss arm arm joint 3.Fit into suitable completely with main support face 2011 and the side of joint 301.Secondary support surface 2012 does not then require to fit completely with the bottom surface of joint 301, even if more slightly gap, holding device 1 also more efficiently can realize stabilization function.
Boring is processed.The good cutter of both sides Installing machine tool, carries out processing boring to truss arm arm joint 3.
Hang lower holding device 1.Regulate the angle of two the first expansion links 210 and the length of holding device 1, make adjustment support portion 200 and spike 20 not interfere hoisting process, holding device 1 is slowly hoisted, translation hangs lower table.
From workbench hang oneself lower truss arm arm joint 3.
The above embodiment tool of the present invention has the following advantages:
1, modularized design and General design.By regulating the second expansion link 220, rotary nut 212, first adjusting rod 214, second adjusting rod 215, and the effect of spike 20 variable-angle, the process requirements of the truss arm arm joint 3 of multiple different size can be met.For the truss arm arm joint 3 that size difference is larger, the processing of the truss arm arm joint 3 of more specifications can also be realized by changing interchangeable locating platform 120, first adjusting rod 214, second adjusting rod 215.For multi-form truss arm arm joint 3 against place's structure, the such as joint etc. of truss arm arm joint 3, can also by changing the shape of spike 20 or size realize compressing.
2, human oriented design.The design of above holding device 1 combines human engineering mechanics, actual operating state when taking into full account that employee operates, to be divided into basic platform 110 and interchangeable locating platform 120 above basic support portion 100, by basic support portion 100 by being arranged at adjustment support portion 200, each regulating handle being arranged at suitable At The Height etc. putting, the mounting or dismounting of holding device 1 and adjustment work is made all to take vertical operation mode, easy to operate, quick, efficient, can effectively improve staffing effectiveness and reduce staff labor intensity.
Adopt screw-type syndeton to regulate continuously length in first expansion link 210 of 3, this holding device 1 and drawing and pulling type adjustment structure has level to regulate to length simultaneously, the quick and precisely adjustment of the position of spike 20 can be realized, operation not only convenient but also safety.
4, this holding device 1 adopts both sides independently to regulate and the adjustment support portion 200 of the formation X-type supporting construction mutually supported, the independent regulatory function of both sides spike 20 can be realized on the one hand, thus avoid the one-sided spike 20 etc. do not caused because of the angle of the first expansion link 210 when bilateral regulates and length variations amount to save 3 against untight phenomenon with truss arm arm, on the other hand by X-type supporting construction, improve operation rigidity and the stability of respective expansion link group further.
5, by form that the second expansion link 220 of the first expansion link 210 arranged in a crossed manner first screw thread contrary with having rotation direction and the second screw thread combines, the quick adjustment of the position of spike 20 can be realized, rotate the handle of the second expansion link 220, rotatable handle one encloses, first screw thread and the second screw thread respectively turn around, and quick adjustment can facilitate operative again.
6, holding device 1 primarily of a shared basic platform 110, the interchangeable locating platform 120 that can change and the adjustment support portion 200 with X-type supporting construction integrated, simple and practical, each governing loop all adopts mechanical type, and cost is lower.
In sum, holding device of the present invention solves the difficult problem hinge hole of boring processing truss arm arm joint easily being produced to shake for a long time on double-side floor boring and milling lathe.Holding device boring added to the shake produced man-hour owing to can successfully prevent the truss arm arm under various model specification from saving, improve hinge hole surface machining accuracy, the accuracy of form and position, the lathe efficiency of truss arm arm joint, reduce cutter use cost and the infringement to machine tool chief axis precision.Test shows, truss arm arm joint add use the holding device of above embodiment man-hour after as follows to boring machining status: can eliminate completely under normal circumstances to boring add man-hour produce shake, do not damage machine tool chief axis precision simultaneously, reduce cutter loss quantity, the shake ripple of hole surface can also be eliminated, improve suface processing quality; In addition, stock-removing efficiency also improves a lot.
The present invention can also realize by other numerous embodiments beyond above embodiment, such as:
In above embodiment, the length adjustment mode of the first expansion link and the second expansion link all can substitute with other regulative mode, such as, can repack the first expansion link in above holding device or the second expansion link into hydraulic regulation mode or motorized adjustment mode.Or in another embodiment, also can be connected by the second syndeton having level to regulate to the first length of telescopic bar between the first adjusting rod with base bar, the first syndeton by carrying out the first length of telescopic bar regulating continuously between the first adjusting rod with the second adjusting rod be connected.Or replace single tine rocking arm and two combination of pitching rocking arm with the combination of two fork rocking arm and trident rocking arm.Or replace draw-in groove etc. with at least one second radial hole be arranged on the first adjusting rod.In addition, although only include the spike group be made up of two spikes in above embodiment, in order to better realize stabilization function also can arrange more spike group and with more spike group more adjustment support portion one to one.
In above holding device, the mode that the basic support portion of support platform formula in below that what supportive body adopted is is combined with the adjustment support portion with X-type supporting construction up.In another embodiment, basic support portion also can be vertical support frame, regulates support portion be connected to two relative sides of vertical support frame and form backer's formula holding device.Now, regulate support portion when being expansion link group, expansion link group can adopt and similar double joint expansion link in above embodiment, also can be only have single expansion link.Preferably, the adjustment support portion of backer's formula frock can be up and down relative to vertical support frame arrange, thus make spike can be resisted against the position being conducive to most realizing stabilization function.Such as, when having single expansion link, single expansion link is perpendicular to vertical support frame and upper-lower position is adjustable.The holding device 1 of backer's formula holding device and above preferred embodiment is all offset the mode of axially cutting component mainly through additional equilibrant force and is realized stabilization function, is namely improved self rigidity of processing place by external force, thus reaches stabilization object.Compared with backer's formula holding device, the anti-shudder performance of holding device 1 of above embodiment is better, and operating characteristics is better, and cost is lower.
In addition, the basic support portion of supportive body also can be inner support frame, regulates support portion to be connected to the periphery of inner support frame, and in the duty of holding device, inner support frame relies on each spike to be suspended on truss arm arm joint, thus forms inner bearing type holding device.Such as, in one embodiment, using well cabinet frame as inner support frame, and in each branch of well cabinet frame, expansion link group and spike are installed respectively.Now, regulate support portion when being expansion link group, expansion link group can adopt and similar double joint expansion link in above embodiment, also can be only have single expansion link, when having single expansion link preferably, single expansion link is fixed in the branch of inner support frame.Inner bearing type holding device, mainly through increasing self rigidity of truss arm arm joint, prevents processing shake.Compared with inner bearing type holding device, the anti-shudder performance of the holding device 1 of above preferred embodiment is better, and operating characteristics is better.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (21)
1. one kind is saved for preventing truss arm arm the holding device that shake occurs in process, it is characterized in that, described holding device comprises supportive body (10) and at least one spike group, described supportive body (10) comprises basic support portion (100) and is movably connected in described basic support portion (100) is upper and at least one regulates support portion (200) one to one with at least one spike group described, described spike group comprises two spikes (20), described two spikes (20) are connected on corresponding described adjustment support portion (200), described adjustment support portion (200) can change the position of described spike (20) relative to described basic support portion (100), in the duty of described holding device, described two spikes (20) are supported in described supportive body (10) respectively rigidly and are above also resisted against described truss arm arm joint (3) symmetrically.
2. holding device according to claim 1, is characterized in that, described spike (20) is hinged with described adjustment support portion (200).
3. holding device according to claim 2, it is characterized in that, described spike (20) comprises the main support face (2011) and secondary support surface (2012) each other with angle, in the duty of described holding device, described main support face (2011) and described truss arm arm save (3) carry out to the side of the joint (301) that boring is processed against, the bottom surface of described secondary support surface (2012) and described joint (301) against.
4. holding device according to claim 1, is characterized in that, described two spikes (20) independently regulate relative to the position of described basic support portion (100).
5. holding device according to claim 1, it is characterized in that, described adjustment support portion (200) comprises the two groups of expansion link groups be connected respectively with described two spikes (20), described expansion link group comprises the first expansion link (210), the first end of described first expansion link (210) is connected with described basic support portion (100), and described spike (20) is connected to the second end of described first expansion link (210).
6. holding device according to claim 5, it is characterized in that, described first expansion link (210) comprises base bar and Adjustable length rod, the first end of described base bar is connected with described basic support portion (100), second end of described base bar is connected with the first end of described Adjustable length rod, and described spike (20) is connected to the second end of described Adjustable length rod.
7. holding device according to claim 6, it is characterized in that, described Adjustable length rod comprises the first adjusting rod (214) and the second adjusting rod (215) that connect successively, described first adjusting rod (214) is connected with the one in second syndeton that level can be had to regulate to the length of described first expansion link (210) by first syndeton that can regulate continuously the length of described first expansion link (210) with described base bar, described first adjusting rod (214) is connected with the another kind in described second syndeton by described first syndeton with described second adjusting rod (215).
8. holding device according to claim 7, is characterized in that, described first syndeton is screw-type syndeton and/or described second syndeton is drawing and pulling type syndeton.
9. holding device according to claim 7, it is characterized in that, described first syndeton is screw-type syndeton, comprise rotary nut (212), in two rod members that described screw-type syndeton connects, the end of a rod member connects described rotary nut (212), described rotary nut (212) is constant relative to this rod member axial location, coaxial and can around own axis relative to this rod member with this rod member, described rotary nut (212) has the first adjustment screw thread (2121), in two rod members, the corresponding end of another rod member has and regulates second of threaded engagement to regulate screw thread (2141) with described first.
10. holding device according to claim 7, it is characterized in that, described second syndeton is drawing and pulling type syndeton, comprise latch (216), in two rod members that described drawing and pulling type syndeton connects, a rod member is arranged multiple first radial holes (2151) of the axial distribution along this rod member, the end of another rod member arranges on draw-in groove (2142) or shaft and arranges at least one second radial hole, two rod member grafting coordinate, latch (216) selectively inserts described first radial direction through hole (2151), and described latch (216) snaps in draw-in groove (2142) or inserts described second radial direction through hole simultaneously.
11. holding devices according to claim 6, is characterized in that, the base bar of described first expansion link (210) is arranged swingably, and base bar in described two groups of expansion link groups arranged in a crossed manner and swing phase mutual conductance to.
12. holding devices according to claim 6, it is characterized in that, in two base bars of described two groups of expansion link groups, a base bar is the first rocking arm (211A), another base bar is the second rocking arm (211B), described first rocking arm (211A) comprises the slot (2111) extended vertically, described second rocking arm (211B) comprises the plate coordinated with described slot (2111), described plate through described slot (2111) and described fork plate and described slot (2111) two base bars swing phase mutual conductances to.
13. holding devices according to claim 12, it is characterized in that, described first rocking arm (211A) also comprises the slot bolt hole (2112) on the cell wall being positioned at described slot (2111) and holds out against screw (2113), in the duty of described holding device, described in hold out against screw (2113) to be screwed in described slot bolt hole (2112) and described in hold out against the end of screw (2113) and the plate of described second rocking arm (211B) against.
14. holding devices according to claim 5, it is characterized in that, described expansion link group also comprises the second expansion link (220), the first end of described first expansion link (210) and the first end of described second expansion link (220) are articulated with the diverse location of described basic support portion (100) respectively, and the second end and described first expansion link (210) of described second expansion link (220) are hinged.
15. holding devices according to claim 14, it is characterized in that, described second expansion link (220) comprises swivel nut (221) and is connected to the first screw rod (222) and second screw rod (223) at described swivel nut (221) two ends, one end of described swivel nut (221) is provided with the first screw thread, the other end is provided with second screw thread contrary with described first thread rotary orientation, described first screw rod (222) is provided with the 3rd screw thread with described first threaded engagement, described second screw rod (223) is provided with the 4th screw thread with described second threaded engagement.
16. holding devices according to any one of claim 1 to 15, it is characterized in that, described basic support portion (100) is support platform, and described adjustment support portion (200) is connected to described top.
17. holding devices according to claim 16, it is characterized in that, described basic support portion (100) comprises basic platform (110) and interchangeable locating platform (120), and described interchangeable locating platform (120) is removable installed in described basic platform (110) top.
18. holding devices according to claim 17, it is characterized in that, one in described basic platform (110) and described interchangeable locating platform (120) is provided with alignment pin (112), and another is provided with the locating hole (124) coordinated with described alignment pin (112).
19. holding devices according to any one of claim 1 to 15, it is characterized in that, described basic support portion (100) comprises inner support frame, described adjustment support portion (200) is connected to the periphery of described inner support frame, in the duty of described holding device, described inner support frame relies on each described spike (20) to be suspended on described truss arm arm joint (3).
20. holding devices according to any one of claim 1 to 15, it is characterized in that, described basic support portion (100) comprises vertical support frame, and described adjustment support portion (200) is connected on two relative sides of described vertical support frame.
21. holding devices according to claim 20, is characterized in that, described adjustment support portion (200) can be up and down relative to described vertical support frame arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510043262.0A CN104526413B (en) | 2015-01-28 | 2015-01-28 | Retaining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510043262.0A CN104526413B (en) | 2015-01-28 | 2015-01-28 | Retaining device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104526413A true CN104526413A (en) | 2015-04-22 |
| CN104526413B CN104526413B (en) | 2017-04-26 |
Family
ID=52842141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510043262.0A Active CN104526413B (en) | 2015-01-28 | 2015-01-28 | Retaining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104526413B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2832416Y (en) * | 2005-10-01 | 2006-11-01 | 扬动股份有限公司 | Adjustable bracket |
| CN201287213Y (en) * | 2008-10-20 | 2009-08-12 | 鞍钢房产建设有限公司 | Bracket special for processing fire-fighting clamp connection interface roll-groove |
| CN202097596U (en) * | 2011-05-13 | 2012-01-04 | 青岛港（集团）有限公司 | Supporting frame for workpiece such as lathe shaft |
| CN102423856A (en) * | 2011-12-05 | 2012-04-25 | 浙江华顺椅业有限公司 | Discharging frame |
| US20130087961A1 (en) * | 2008-12-31 | 2013-04-11 | Richard WEISSENBORN | Firearm holding device |
| CN203804630U (en) * | 2014-04-04 | 2014-09-03 | 万源市勇泰机械设备有限公司 | Auxiliary cushion block for mechanical fixture |
| CN204657993U (en) * | 2015-01-28 | 2015-09-23 | 徐工集团工程机械股份有限公司 | Holding device |
-
2015
- 2015-01-28 CN CN201510043262.0A patent/CN104526413B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2832416Y (en) * | 2005-10-01 | 2006-11-01 | 扬动股份有限公司 | Adjustable bracket |
| CN201287213Y (en) * | 2008-10-20 | 2009-08-12 | 鞍钢房产建设有限公司 | Bracket special for processing fire-fighting clamp connection interface roll-groove |
| US20130087961A1 (en) * | 2008-12-31 | 2013-04-11 | Richard WEISSENBORN | Firearm holding device |
| CN202097596U (en) * | 2011-05-13 | 2012-01-04 | 青岛港（集团）有限公司 | Supporting frame for workpiece such as lathe shaft |
| CN102423856A (en) * | 2011-12-05 | 2012-04-25 | 浙江华顺椅业有限公司 | Discharging frame |
| CN203804630U (en) * | 2014-04-04 | 2014-09-03 | 万源市勇泰机械设备有限公司 | Auxiliary cushion block for mechanical fixture |
| CN204657993U (en) * | 2015-01-28 | 2015-09-23 | 徐工集团工程机械股份有限公司 | Holding device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104526413B (en) | 2017-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112719774B (en) | Auxiliary device for welding cylinder sections of offshore wind power generation tower | |
| CN107962535A (en) | A kind of heavy industry part for being used to be machined fixes tipping arrangement | |
| CN105312798A (en) | Steel structure numerical control assembly center | |
| CN204657993U (en) | Holding device | |
| CN203751574U (en) | Multi-angle automatic welding robot | |
| CN104148868A (en) | Internal supporting and external hooping non-fixing-and-spot-welding girth welder applicable to one-side welding with back formation | |
| CN106363324B (en) | A kind of welding bench of welder | |
| CN203512057U (en) | Tool structure for large part working position transferring | |
| CN209793145U (en) | Turnable gearbox drilling clamp | |
| CN205496778U (en) | Electrode holder | |
| CN201735976U (en) | Manual welding tool standard frame | |
| CN104526413A (en) | Retaining device | |
| CN204019144U (en) | A kind of auxiliary platform that clamps of processing large circle machine large flange used | |
| CN114227127B (en) | Barrel supports frock structure | |
| CN105834930A (en) | Electric-rotation moving type clamping device | |
| CN2734402Y (en) | Adjustable center frame | |
| CN204524601U (en) | For the bascule of manipulator welding rotary table | |
| CN204148792U (en) | Be applicable to the inner support outer hoop non-dots fixed pattern Welding machine of circumferential weld of single face welding and double face shaping | |
| CN208696373U (en) | A kind of drilling equipment of train components | |
| CN207942122U (en) | Welding equipment tooling and the cold Membrane Separator Cylinder for CFB Boiler mounting structure of vapour for using the tooling | |
| CN111659820A (en) | Steel bar bending device for building construction | |
| CN110566133B (en) | Self-dismounting device for power head of horizontal directional drilling machine | |
| CN219852912U (en) | Steel construction building connecting device | |
| CN211103512U (en) | Anchor clamps of machine part processing usefulness | |
| CN219074779U (en) | Rotating mechanism of workpiece welding device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |