CN216511326U - Self-centering four-claw pneumatic clamping mechanism - Google Patents
Self-centering four-claw pneumatic clamping mechanism Download PDFInfo
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- CN216511326U CN216511326U CN202123000245.9U CN202123000245U CN216511326U CN 216511326 U CN216511326 U CN 216511326U CN 202123000245 U CN202123000245 U CN 202123000245U CN 216511326 U CN216511326 U CN 216511326U
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- dust
- movable rod
- block
- dust guard
- centering
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Abstract
The utility model discloses a self-centering four-jaw pneumatic clamping mechanism which comprises a bottom plate, a main body, a dust guard, four clamping blocks and a pull rod, wherein the bottom of the main body is fixedly connected with the bottom plate. The utility model uses the pull rod, the movable rod, the push block, the groove, the air outlet hole and the control valve in a matching way, the movement of the pull rod pushes the movable rod to move upwards, the push block is pushed by the movement of the movable rod to move, the air in the groove and the air outlet hole is compressed due to the control valve, the control valve starts to deflate when the movement degree is reached, the compressed air becomes strong flow wind to discharge air to the surface of the dust guard plate, so that the surfaces of the dust guard plate, the main body and the tightening block do not have dust, and the utility model solves the problem that the dust guard plate only isolates dust and does not remove dust, the dust is adsorbed on the surface of the dust guard plate, and the dust also enters the interior along with the movement of the mechanism under long-term work.
Description
Technical Field
The utility model belongs to the technical field of transportation, and particularly relates to a self-centering four-jaw pneumatic clamping mechanism.
Background
From four claw pneumatic clamping mechanism of centering can realize using the product center as the repetition location and the four sides clamping function of benchmark, operations such as processing, clamping, detection, the transport of convenient all kinds of products, and the clamp force is stable, the repetition location precision is high, to sum up, the problem that prior art exists is: although the dust guard has a dust-proof function in the existing self-centering four-claw pneumatic clamping mechanism, the dust guard only isolates dust and does not remove dust, the dust is adsorbed on the surface of the dust guard, and the dust still enters the interior along with the movement of the mechanism after long-term operation.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a self-centering four-claw pneumatic clamping mechanism which has the advantage of better dustproof effect of a dustproof plate, and solves the problems that although the dustproof plate in the existing self-centering four-claw pneumatic clamping mechanism has a dustproof function, the dustproof plate only isolates dust and does not remove dust, the dust is adsorbed on the surface of the dustproof plate, and the dust still enters the interior along with the movement of the mechanism in long-term operation.
The utility model discloses a self-centering four-jaw pneumatic clamping mechanism, which comprises a bottom plate, a main body, a dustproof plate, four tightening blocks and a pull rod, wherein the bottom of the main body is fixedly connected with the bottom plate, the pull rod is positioned in the main body, the tightening blocks are positioned at four corners in the main body and are matched with the pull rod for use, the dustproof plate is positioned at the top of the main body, the top of the dustproof plate is fixedly communicated with an air outlet block, a movable rod is arranged in the dustproof plate, the top of the movable rod is fixedly connected with a push block, a groove matched with the push block and the movable rod for use is formed in the dustproof plate, an air outlet hole matched with the groove for use is formed in the air outlet block, the air outlet hole is communicated with the groove, and a control valve is arranged in the air outlet hole.
Preferably, the surface of the movable rod is sleeved with a supporting block, the top of the supporting block is fixedly connected with a spring, and the top of the spring is fixedly connected with the surface of the dust guard.
Preferably, the surface of the push block is sleeved with a sealing block, and the outer surface of the sealing block is in close contact with the inner wall of the groove.
Preferably, the dustproof plate is internally provided with a through hole matched with the movable rod for use, and the bottom of the movable rod penetrates through the outer side of the through hole to be matched with the supporting block for use.
Preferably, the two sides of the push block are fixedly connected with sliding blocks, sliding grooves matched with the sliding blocks are formed in the dustproof plate, and the sliding blocks are located in the sliding grooves and slide up and down.
Preferably, a cushion pad is fixedly connected to the bottom of the movable rod, and the bottom of the cushion pad is in contact with the surface of the pull rod.
Compared with the prior art, the utility model has the following beneficial effects:
1. the utility model uses the pull rod, the movable rod, the push block, the groove, the air outlet hole and the control valve in a matching way, the movement of the pull rod pushes the movable rod to move upwards, the push block is pushed by the movement of the movable rod to move, the air in the groove and the air outlet hole is compressed due to the control valve, the control valve starts to deflate when the movement degree is reached, the compressed air becomes strong flow wind to discharge air to the surface of the dust guard plate, so that the surfaces of the dust guard plate, the main body and the tightening block do not have dust, and the utility model solves the problem that the dust guard plate only isolates dust and does not remove dust, the dust is adsorbed on the surface of the dust guard plate, and the dust also enters the interior along with the movement of the mechanism under long-term work.
2. The dust removal device can enable the movable rod to quickly reset after moving upwards and to be matched with the next work for dust removal continuously by arranging the supporting block and the spring for use.
3. According to the utility model, the sealing block is arranged, so that the sealing performance of the push block and the groove is improved, and air is prevented from flowing out of the gap during the movement of the push block.
4. The through holes are arranged, so that the movement of the movable rod is facilitated, and the friction force generated when the movable rod moves is reduced.
5. The sliding block and the sliding groove are matched for use, so that the moving stability of the push block is improved, and the air loss caused by the deviation of the push block during moving is prevented.
6. The buffer cushion is arranged, so that the service life of the bottom of the movable rod is prolonged, and the movable rod is prevented from being damaged due to overlarge impact when moving downwards.
Drawings
FIG. 1 is a schematic diagram of a structure provided by an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a structure provided by an embodiment of the present invention;
fig. 3 is an enlarged view of a portion a of fig. 2 according to an embodiment of the present invention.
In the figure: 1. a base plate; 2. a main body; 3. a dust-proof plate; 4. a tightening block; 5. gas outlet block; 6. a pull rod; 7. A movable rod; 8. a push block; 9. a groove; 10. an air outlet; 11. a control valve; 12. a support block; 13. a spring; 14. a sealing block; 15. a through hole; 16. a cushion pad; 17. a slider; 18. a chute.
Detailed Description
In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.
The structure of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 3, the self-centering four-jaw pneumatic clamping mechanism provided by an embodiment of the present invention includes a bottom plate 1, a main body 2, a dust-proof plate 3, four tightening blocks 4 and a pull rod 6, wherein the bottom of the main body 2 is fixedly connected to the bottom plate 1, the pull rod 6 is located inside the main body 2, four corners of the tightening blocks 4 located inside the main body 2 are used in cooperation with the pull rod 6, the dust-proof plate 3 is located at the top of the main body 2, the top of the dust-proof plate 3 is fixedly communicated with an air outlet block 5, a movable rod 7 is arranged inside the dust-proof plate 3, the top of the movable rod 7 is fixedly connected with a push block 8, a groove 9 used in cooperation with the push block 8 and the movable rod 7 is formed inside the dust-proof plate 3, an air outlet 10 used in cooperation with the groove 9 is formed inside the air outlet block 5, the air outlet 10 is communicated with the groove 9, and a control valve 11 is arranged inside the air outlet 10.
Referring to fig. 3, a supporting block 12 is sleeved on the surface of the movable rod 7, a spring 13 is fixedly connected to the top of the supporting block 12, and the top of the spring 13 is fixedly connected to the surface of the dust guard 3.
Adopt above-mentioned scheme: through the cooperation of setting up supporting shoe 12 and spring 13 and using, can make the movable rod 7 reset fast after the rebound and continue the cooperation dust removal with next work.
Referring to fig. 3, the surface of the push block 8 is sleeved with a sealing block 14, and the outer surface of the sealing block 14 is in close contact with the inner wall of the groove 9.
Adopt above-mentioned scheme: by arranging the sealing block 14, the sealing performance of the push block 8 and the groove 9 is improved, and air is prevented from flowing out of the gap when the push block 8 moves.
Referring to fig. 3, a through hole 15 used in cooperation with the movable rod 7 is formed in the dust guard 3, and the bottom of the movable rod 7 penetrates through the outside of the through hole 15 and is used in cooperation with the supporting block 12.
Adopt above-mentioned scheme: through setting up through-hole 15, made things convenient for the removal of movable rod 7, frictional force when having reduced movable rod 7 and removing.
Referring to fig. 3, both sides of the pushing block 8 are fixedly connected with sliding blocks 17, a sliding groove 18 used in cooperation with the sliding block 17 is formed in the dustproof plate 3, and the sliding block 17 is located in the sliding groove 18 and slides up and down.
Adopt above-mentioned scheme: through the cooperation that sets up slider 17 and spout 18, increased the stability that ejector pad 8 removed, prevent that ejector pad 8 from taking place the skew when removing and leading to air loss.
Referring to fig. 2, a cushion 16 is fixedly connected to the bottom of the movable bar 7, and the bottom of the cushion 16 is in contact with the surface of the draw bar 6.
Adopt above-mentioned scheme: by arranging the cushion pad 16, the service life of the bottom of the movable rod 7 is prolonged, and damage caused by overlarge impact force when the movable rod 7 moves downwards is prevented.
The working principle of the utility model is as follows:
when the self-centering four-claw pneumatic clamping mechanism works, reversing air pressure of a reversing valve enters a lower connector for ventilation, a piston pushes a pull rod 6 upwards to move and simultaneously abuts against a movable rod 7 to move, the movable rod 7 moves to drive a supporting block 12 and a push block 8, the supporting block 12 moves to extrude a spring 13, the push block 8 moves to drive a sealing block 14, the sealing block 14 extrudes internal air, meanwhile, the pull rod 6 pulls the clamping block to loosen from the clamping jaw in the outward 4 directions through an inclined plane matching force-increasing mechanism, when the pull rod 6 moves to a certain position, the control valve 11 starts to deflate, compressed air becomes strong air to be discharged to the surface of a dustproof plate 3, and dust does not exist on the surfaces of the dustproof plate 3, a main body 2 and a clamping block 4.
In summary, the following steps: this from four claw pneumatic clamping mechanism of centering, through setting up bottom plate 1, main part 2, dust guard 3, step up piece 4, give vent to anger piece 5, pull rod 6, movable rod 7, ejector pad 8, recess 9, venthole 10, control valve 11, supporting shoe 12, spring 13, sealed piece 14, through-hole 15, blotter 16, slider 17 and 18 cooperation use of spout, it possesses dustproof function to have solved although current from four claw pneumatic clamping mechanism of centering dust guard, but the dust guard only keeps apart the dust and does not possess the dust removal, the dust adsorbs on the surface of dust guard, long-term work down the dust still gets into inside problem along with the removal of mechanism.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. From four claw pneumatic clamping mechanism of centering, including bottom plate (1), main part (2), dust guard (3), four block (4) and pull rod (6) that add, its characterized in that: the bottom of the main body (2) is fixedly connected with the bottom plate (1), the pull rod (6) is positioned in the main body (2), the four corners of the tightening block (4) inside the main body (2) are matched with the pull rod (6) for use, the dust guard (3) is positioned at the top of the main body (2), the top of the dust guard (3) is fixedly communicated with an air outlet block (5), a movable rod (7) is arranged inside the dust guard (3), the top of the movable rod (7) is fixedly connected with a push block (8), a groove (9) matched with the push block (8) and the movable rod (7) for use is formed in the dust guard (3), an air outlet hole (10) matched with the groove (9) is arranged in the air outlet block (5), and the air outlet hole (10) is communicated with the groove (9), and a control valve (11) is arranged in the air outlet hole (10).
2. The self-centering four-jaw pneumatic clamping mechanism of claim 1, further comprising: the surface of the movable rod (7) is sleeved with a supporting block (12), the top of the supporting block (12) is fixedly connected with a spring (13), and the top of the spring (13) is fixedly connected with the surface of the dust guard (3).
3. The self-centering four-jaw pneumatic clamping mechanism of claim 1, further comprising: the surface of the push block (8) is sleeved with a sealing block (14), and the outer surface of the sealing block (14) is in close contact with the inner wall of the groove (9).
4. The self-centering four-jaw pneumatic clamping mechanism of claim 1, further comprising: the dust guard (3) is internally provided with a through hole (15) matched with the movable rod (7) for use, and the bottom of the movable rod (7) penetrates through the outer side of the through hole (15) to be matched with the supporting block (12) for use.
5. The self-centering four-jaw pneumatic clamping mechanism of claim 1, further comprising: the equal fixedly connected with slider (17) in both sides of ejector pad (8), spout (18) that use with slider (17) cooperation are seted up to the inside of dust guard (3), and slide about slider (17) are located the inside of spout (18).
6. The self-centering four-jaw pneumatic clamping mechanism of claim 1, further comprising: the bottom of the movable rod (7) is fixedly connected with a cushion pad (16), and the bottom of the cushion pad (16) is in contact with the surface of the pull rod (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123000245.9U CN216511326U (en) | 2021-12-01 | 2021-12-01 | Self-centering four-claw pneumatic clamping mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123000245.9U CN216511326U (en) | 2021-12-01 | 2021-12-01 | Self-centering four-claw pneumatic clamping mechanism |
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| CN216511326U true CN216511326U (en) | 2022-05-13 |
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| CN202123000245.9U Active CN216511326U (en) | 2021-12-01 | 2021-12-01 | Self-centering four-claw pneumatic clamping mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115319790A (en) * | 2022-07-21 | 2022-11-11 | 湖南伊米森机械科技有限公司 | Automatic pneumatic manipulator |
-
2021
- 2021-12-01 CN CN202123000245.9U patent/CN216511326U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115319790A (en) * | 2022-07-21 | 2022-11-11 | 湖南伊米森机械科技有限公司 | Automatic pneumatic manipulator |
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