CN204339637U - A kind of perforation positioning clamping device - Google Patents
A kind of perforation positioning clamping device Download PDFInfo
- Publication number
- CN204339637U CN204339637U CN201420803944.8U CN201420803944U CN204339637U CN 204339637 U CN204339637 U CN 204339637U CN 201420803944 U CN201420803944 U CN 201420803944U CN 204339637 U CN204339637 U CN 204339637U
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- CN
- China
- Prior art keywords
- crank
- mount pad
- compressing member
- clamping device
- cylinder
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Abstract
The utility model discloses perforation positioning clamping device, comprise mechanism's mount pad, compressing member, part positioning seat, cylinder, first crank and the second crank, part positioning seat central authorities are provided with open slot, compressing member top is through open slot, cylinder bottom is articulated with on mechanism's mount pad, cylinder top external part and compressing member lower hinge, the two ends of the first crank and the second crank respectively at compressing member and mechanism's mount pad hinged, four pin joints at the first crank and the second crank two ends form parallelogram, first crank and the second crank are rotatably coupled on mechanism's mount pad and compressing member along pin joint, part arranges and is sheathed on part positioning seat, compressing member head end lower surface and part upper surface can be removed formula and offset.Perforation positioning clamping device structure of the present utility model is simple, clamping is more reliable, wearing and tearing are less, ensure that compressing member contacts with the face of part, reduces the impact to Clamp blocks, ensures accessory appearance quality.
Description
Technical field
The utility model relates to a kind of clamping device, particularly relates to a kind of perforation positioning clamping device.
Background technology
Perforation positioning clamping device general is at present that Japanese SMC pneumatic element company releases and is a kind ofly exclusively used in the tight composition element of bodywork parts perforation positioning, as shown in Figure 1.The power source apparatus of this assembly is compact cylinder 1, supporting seat 3 is for supporting clamping element 5, the rollback power of cylinder 1 is used to clamp, centre passs force mechanisms drive rod 2 and clamping element 5 is connected, by the guide effect of the gathering sill 7 of centre stretching out cylinder 1 and returning action and be converted into opening and compressing action compressing member 5.Its alignment pin 6 plays the role of positioning to the hole passed, and in compressing member 5 open mode energy setback location key seat, facilitates the turnover of workpiece.The compressing member 5 of this device moves downward formation flip angle simultaneously by gathering sill 7 and realizes the clamping function to workpiece.This will ask gathering sill 7 and bearing pin 4 to have very high precision and hardness, and gathering sill 7 and bearing pin 4 slightly wear and tear the change of the flip angle size that all can cause compressing member 5, and the change of flip angle directly causes compressing member 5 working surface and caught workpiece linear contact lay.Clip stability and workpiece surface quality will be affected like this, even cause mechanism normally to work.
Summary of the invention
The utility model completes to solve deficiency of the prior art, the purpose of this utility model is to provide that a kind of structure is simple, clamping is more reliable, wearing and tearing are less, ensure that compressing member contacts with the face of part, reduces the perforation positioning clamping device of the impact to Clamp blocks, guarantee accessory appearance quality.
A kind of perforation positioning clamping device of the present utility model, comprise mechanism's mount pad, compressing member, part positioning seat, cylinder, first crank and the second crank, described part positioning seat central authorities are provided with open slot, described compressing member top is through described open slot, described cylinder bottom is articulated with on described mechanism mount pad, described cylinder top external part and described compressing member lower hinge, the two ends of described first crank and described second crank respectively at compressing member and described mechanism mount pad hinged, four pin joints at described first crank and described second crank two ends form parallelogram, described first crank and described second crank are rotatably coupled on mechanism's mount pad and described compressing member along pin joint, part arranges and is sheathed on described part positioning seat, described compressing member head end lower surface and described part upper surface can be removed formula and offset.
A kind of perforation positioning clamping device of the present utility model can also be:
Described cylinder bottom is articulated with on described mechanism mount pad by cylinder mount pad, and one end and mechanism's mount pad of described cylinder mount pad are fixed, and the other end and the described cylinder bottom of described cylinder mount pad are hinged.
Described cylinder bottom is extended hinged seat, and described hinged seat is equipped with jointed shaft, and the other end of described cylinder mount pad is sheathed on described jointed shaft.
Described part positioning seat is provided with alignment pin, and described alignment pin is positioned at above described compressing member, and described alignment pin top and described alignment pin can be removed formula and offset.
Described alignment pin bottom is extending longitudinally is provided with the first gathering sill, and described compressing member top is slidably connected along described first gathering sill, and described alignment pin top and described first gathering sill top can be removed formula and be offseted.
Extending longitudinallyly on described part positioning seat be provided with the second gathering sill, described compressing member top is slidably connected along described second gathering sill.
Described part positioning seat is arranged on alignment pin mount pad, the space for holding described compressing member is provided with in the middle part of described alignment pin mount pad, described alignment pin mount pad center of top is provided with installing hole, detachably be arranged in installing hole bottom described part positioning seat, described alignment pin mount pad and described mechanism mount pad are fixed.
Centre, described mechanism's mount pad top is extending longitudinally is provided with interval groove, and the end of described first crank and described second crank is all articulated with on described interval groove sidewall.
Described first crank and the second crank be arranged in parallel or back-to-back setting.
Described first crank and described second crank are U-shaped crank base, the head end of described first crank and the second crank is the crank arm that arc extends, two described crank arms are articulated with both sides before and after described compressing member respectively, and the pedestal of the end of described first crank and the second crank is movably hinged on mechanism's mount pad.
A kind of perforation positioning clamping device of the present utility model, comprise mechanism's mount pad, compressing member, part positioning seat, cylinder, first crank and the second crank, described part positioning seat central authorities are provided with open slot, described compressing member top is through described open slot, described cylinder bottom is articulated with on described mechanism mount pad, described cylinder top external part and described compressing member lower hinge, the two ends of described first crank and described second crank respectively at compressing member and described mechanism mount pad hinged, four pin joints at described first crank and described second crank two ends form parallelogram, described first crank and described second crank are rotatably coupled on mechanism's mount pad and described compressing member along pin joint, part arranges and is sheathed on described part positioning seat, described compressing member head end lower surface and described part upper surface can be removed formula and offset.Like this, part is set on part positioning seat, compressing member top is through open slot, the extension bar of cylinder stretches out or retracts, drive compressing member to rise or decline, compressing member head end lower surface is removed and offseting of part and unclamp part or offset and then Clamp blocks with part, compressing member is under the effect of the pin joint of four parallelogram of the first crank and the second crank, in motion process, the moment remains in the system point of parallelogram, simultaneously because cylinder bottom is articulated with on mechanism's mount pad, can rotate around cylinder foot and mechanism's mount pad pin joint at cylinder extension bar like this, simultaneously under the first crank and the second crank three comprehensive function, move in parallel, ensure that the working surface of compressing member is level all the time, compressing member can be ensured and need the part clamped to be that face contacts, alleviate the impact of thrust to part and compressing member, improve the surface quality of part, the higher pair overturn structure of compressing member of the prior art is made into lower pair articulated structure, low secondary motion is more reliable, wear and tear less, improve the service life of compressing member and whole mechanism.Be that structure is simple, clamping is more reliable, it is less to wear and tear relative to the advantage of prior art, ensure that compressing member contacts with the face of part, reduce the impact to Clamp blocks, ensure accessory appearance quality.
Accompanying drawing explanation
The sectional view of the perforation positioning clamping device of Fig. 1 prior art.
A kind of perforation positioning clamping device impaction state of Fig. 2 the utility model partly cuts open figure.
A kind of perforation positioning clamping device releasing orientation of Fig. 3 the utility model partly cuts open figure.
A kind of perforation positioning clamping device structure chart of Fig. 4 the utility model.
Figure number explanation
8 ... cylinder 9 ... mechanism's mount pad 10 ... alignment pin
11 ... alignment pin mount pad 12 ... part positioning seat 13 ... first crank
14 ... second crank 15 ... compressing member 16 ... first gathering sill
17 ... second gathering sill 18 ... interval groove 19 ... crank arm
20 ... pedestal 21 ... installing hole 22 ... cylinder mount pad
23 ... hinged seat 24 ... jointed shaft
Detailed description of the invention
Fig. 1 to Fig. 4 below in conjunction with accompanying drawing is described in further detail a kind of perforation positioning clamping device of the present utility model.
A kind of perforation positioning clamping device of the present utility model, please refer to Fig. 1 to Fig. 4, comprise mechanism's mount pad 9, compressing member 15, part positioning seat 12, cylinder 8, first crank 13 and the second crank 14, described part positioning seat 12 central authorities are provided with open slot, described compressing member 15 top is through described open slot, described cylinder 8 bottom-hinged is on described mechanism mount pad 9, described cylinder 8 top external part and described compressing member 15 lower hinge, the two ends of described first crank 13 and described second crank 14 respectively at compressing member 15 and described mechanism mount pad 9 hinged, four pin joints at described first crank 13 and described second crank 14 two ends form parallelogram, described first crank 13 and described second crank 14 are rotatably coupled on mechanism's mount pad 9 and described compressing member 15 along pin joint, part arranges and is sheathed on described part positioning seat 12, described compressing member 15 head end lower surface and described part upper surface can be removed formula and offset.Like this, part is set on part positioning seat 12, compressing member 15 top is through open slot, the extension bar of cylinder 8 stretches out or retracts, compressing member 15 is driven to rise or decline, compressing member 15 head end lower surface is removed and offseting of part and unclamp part or offset and then Clamp blocks with part, compressing member 15 is under the effect of the pin joint of four parallelogram of the first crank 13 and the second crank 14, in motion process, the moment remains in the system point of parallelogram, simultaneously because cylinder 8 bottom-hinged is on mechanism's mount pad 9, can rotate around cylinder foot and mechanism's mount pad 9 pin joint at cylinder 8 extension bar like this, simultaneously under the first crank 13 and the second crank 14 three comprehensive function, move in parallel, ensure that the working surface of compressing member 15 is level all the time, compressing member 15 can be ensured and need the part clamped to be that face contacts, alleviate the impact of thrust to part and compressing member 15, improve the surface quality of part, the higher pair overturn structure of compressing member 15 of the prior art is made into lower pair articulated structure, low secondary motion is more reliable, wear and tear less, improve the service life of compressing member 15 and whole mechanism.Be that structure is simple, clamping is more reliable, it is less to wear and tear relative to the advantage of prior art, ensure that compressing member 15 contacts with the face of part, reduce the impact to Clamp blocks, ensure accessory appearance quality.
A kind of perforation positioning clamping device of the present utility model, please refer to Fig. 1 to Fig. 4, the basis of previously described technical scheme can be specifically: be articulated with on described mechanism mount pad 9 by cylinder mount pad 22 bottom described cylinder 8, one end and mechanism's mount pad 9 of described cylinder mount pad 22 are fixed, the other end of described cylinder mount pad 22 and described cylinder 8 bottom-hinged.Like this, when the external part of cylinder 8 stretches out or retracts, time compressing member 15 moves, the arranging of such cylinder mount pad 22 can make it can the motion of balance cylinder 8, and then it is more steady to make compressing member 15 to move, and can the active force of comprehensive first crank 13 and the second crank 14.Make cylinder 8 swing and stroke to compensate the lateral separation after compressing member 15 rising, even if make to there will be mild wear, as long as reserved certain cylinder 8 stroke would not affect the normal work of this device, further increase the service life of compressing member 15 and whole mechanism.Further preferred technical scheme is extendedly bottom described cylinder 8 have hinged seat 23, and described hinged seat 23 is equipped with jointed shaft 24, and the other end of described cylinder mount pad 22 is sheathed on described jointed shaft 24.What can realize between cylinder 8 and cylinder mount pad 22 like this is hinged.Certainly can also be other articulated structure, as long as can by hinged with cylinder mount pad 22 bottom cylinder 8.
A kind of perforation positioning clamping device of the present utility model, please refer to Fig. 1 to Fig. 4, the basis of previously described technical scheme can also be: described part positioning seat 12 is provided with alignment pin 10, described alignment pin 10 is positioned at above described compressing member 15, and described alignment pin 10 top and described alignment pin 10 can be removed formula and offset.The effect of alignment pin 10 is limited by the most vertex position of compressing member 15, avoids compressing member 15 motion amplitude excessive.To be that described alignment pin 10 bottom is extending longitudinally be provided with the first gathering sill 16 to preferred technical scheme, and described compressing member 15 top is slidably connected along described first gathering sill 16, and described alignment pin 10 top and described first gathering sill 16 top can be removed formula and be offseted.Sliding in compressing member 15 top in the first gathering sill 16, ensures the parallel motion of compressing member 15 further, and then ensure compressing member 15 stable movement better.Can also be extending longitudinallyly on described part positioning seat 12 be provided with the second gathering sill 17, described compressing member 15 top be slidably connected along described second gathering sill 17.Like this, compressing member 15 moves up and down in part positioning seat 12 under the second gathering sill 17 guide effect.Can also be that described part positioning seat 12 is arranged on alignment pin mount pad 11, the space for holding described compressing member 15 is provided with in the middle part of described alignment pin mount pad 11, described alignment pin mount pad 11 center of top is provided with installing hole 21, detachably be arranged at bottom described part positioning seat 12 in installing hole 21, described alignment pin mount pad 11 is fixed with described mechanism mount pad 9.Like this, part positioning seat 12 and alignment pin mount pad 11 can say that alignment pin 10 is fixed with mechanism's mount pad 9, make the motion of compressing member 15 to affect miscellaneous part.
A kind of perforation positioning clamping device of the present utility model, please refer to Fig. 1 to Fig. 4, the basis of previously described technical scheme can also be: centre, described mechanism mount pad 9 top is extending longitudinally is provided with interval groove 18, and the end of described first crank 13 and described second crank 14 is all articulated with on described interval groove 18 sidewall.Like this, the end of the first crank 13 and the second crank 14 can again in interval groove 18 free activity not interrupted, the rising of compressing member 15 and decline are more prone to and easily.Can also be that described first crank 13 and the second crank 14 be arranged in parallel or back-to-back setting.Be arranged in parallel is that the arc-shaped bend direction of the first crank 13 and the second crank 14 is arranged above and below in the same manner.And the bending direction that the back-to-back person of setting is the first crank 13 and the second crank 14 be arranged above and below is arranged on the contrary back-to-back.Can ensure that four pin joints of the first crank 13 and the second crank 14 end form parallelogram like this.
A kind of perforation positioning clamping device of the present utility model, please refer to Fig. 1 to Fig. 3, the basis of previously described technical scheme can also be: described first crank 13 and described second crank 14 are U-shaped crank base, the head end of described first crank 13 and the second crank 14 is the crank arm 19 that arc extends, two described crank arms 19 are articulated with both sides before and after described compressing member 15 respectively, and the pedestal 20 of the end of described first crank 13 and the second crank 14 is movably hinged on mechanism's mount pad 9.Like this because the end of the first crank 13 and the second crank 14 is articulated with the both sides, front and back of described compressing member 15 respectively, hinged more stable, clamping element is run more steady.
Above-mentionedly only several specific embodiments in the utility model to be illustrated; but can not as protection domain of the present utility model; every according to the change of the equivalence done by design spirit in the utility model or to modify or equal proportion zooms in or out, all should think and fall into protection domain of the present utility model.
Claims (10)
1. a perforation positioning clamping device, it is characterized in that: comprise mechanism's mount pad, compressing member, part positioning seat, cylinder, first crank and the second crank, described part positioning seat central authorities are provided with open slot, described compressing member top is through described open slot, described cylinder bottom is articulated with on described mechanism mount pad, described cylinder top external part and described compressing member lower hinge, the two ends of described first crank and described second crank respectively at compressing member and described mechanism mount pad hinged, four pin joints at described first crank and described second crank two ends form parallelogram, described first crank and described second crank are rotatably coupled on mechanism's mount pad and described compressing member along pin joint, part arranges and is sheathed on described part positioning seat, described compressing member head end lower surface and described part upper surface can be removed formula and offset.
2. a kind of perforation positioning clamping device according to claim 1, it is characterized in that: described cylinder bottom is articulated with on described mechanism mount pad by cylinder mount pad, one end and mechanism's mount pad of described cylinder mount pad are fixed, and the other end and the described cylinder bottom of described cylinder mount pad are hinged.
3. a kind of perforation positioning clamping device according to claim 2, is characterized in that: described cylinder bottom is extended hinged seat, described hinged seat is equipped with jointed shaft, the other end of described cylinder mount pad is sheathed on described jointed shaft.
4. a kind of perforation positioning clamping device according to claim 1 or 2 or 3, is characterized in that: described part positioning seat is provided with alignment pin, and described alignment pin is positioned at above described compressing member, and described alignment pin top and described alignment pin can be removed formula and offset.
5. a kind of perforation positioning clamping device according to claim 4, it is characterized in that: described alignment pin bottom is extending longitudinally is provided with the first gathering sill, described compressing member top is slidably connected along described first gathering sill, and described alignment pin top and described first gathering sill top can be removed formula and be offseted.
6. a kind of perforation positioning clamping device according to claim 4, is characterized in that: extending longitudinallyly on described part positioning seat be provided with the second gathering sill, and described compressing member top is slidably connected along described second gathering sill.
7. a kind of perforation positioning clamping device according to claim 4, it is characterized in that: described part positioning seat is arranged on alignment pin mount pad, the space for holding described compressing member is provided with in the middle part of described alignment pin mount pad, described alignment pin mount pad center of top is provided with installing hole, detachably be arranged in installing hole bottom described part positioning seat, described alignment pin mount pad and described mechanism mount pad are fixed.
8. a kind of perforation positioning clamping device according to claim 1 or 2 or 3, it is characterized in that: centre, described mechanism's mount pad top is extending longitudinally is provided with interval groove, and the end of described first crank and described second crank is all articulated with on described interval groove sidewall.
9. a kind of perforation positioning clamping device according to claim 1 or 2 or 3, is characterized in that: described first crank and the second crank be arranged in parallel or back-to-back setting.
10. the perforation positioning clamping device according to claim 1 or 2 or 3, it is characterized in that: described first crank and described second crank are U-shaped crank base, the head end of described first crank and the second crank is the crank arm that arc extends, two described crank arms are articulated with both sides before and after described compressing member respectively, and the pedestal of the end of described first crank and the second crank is movably hinged on mechanism's mount pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420803944.8U CN204339637U (en) | 2014-12-17 | 2014-12-17 | A kind of perforation positioning clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420803944.8U CN204339637U (en) | 2014-12-17 | 2014-12-17 | A kind of perforation positioning clamping device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204339637U true CN204339637U (en) | 2015-05-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420803944.8U Expired - Fee Related CN204339637U (en) | 2014-12-17 | 2014-12-17 | A kind of perforation positioning clamping device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204339637U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107891390A (en) * | 2017-12-28 | 2018-04-10 | 上汽通用五菱汽车股份有限公司 | One kind promotes and strikes out device |
-
2014
- 2014-12-17 CN CN201420803944.8U patent/CN204339637U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107891390A (en) * | 2017-12-28 | 2018-04-10 | 上汽通用五菱汽车股份有限公司 | One kind promotes and strikes out device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150520 Termination date: 20201217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |