CN218018579U

CN218018579U - Novel pneumatic gripper

Info

Publication number: CN218018579U
Application number: CN202222662616.8U
Authority: CN
Inventors: 曲春浩; 白鹤
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-08
Filing date: 2022-10-08
Publication date: 2022-12-13
Anticipated expiration: 2032-10-08

Abstract

The utility model relates to an industrial production equipment technical field, specific novel pneumatic tongs that says so, include: the mounting device comprises a mounting plate, wherein the top of the mounting plate is fixedly connected with a mounting piece, and the bottom of the mounting plate is fixedly connected with a clamping cylinder; the two gripper structures are respectively arranged on two sides of the clamping cylinder; the two gripper structures comprise two connecting blocks which are fixedly connected to output shafts on two sides of the clamping cylinder respectively; through setting up the tongs structure, can drive two connecting blocks through the centre gripping cylinder when the centre gripping work piece and be close to each other, and then can drive splint and carry out the centre gripping to the work piece, can be blocked by the work piece when splint contact the great work piece surface of specification at this in-process, the centre gripping cylinder can drive the backup pad and continue to move and pass the connecting rod gradually this moment, can not cause the condition that excessive extrusion leads to the work piece to damage to the work piece, has improved the application scope of device.

Description

Novel pneumatic gripper

Technical Field

The utility model relates to an industrial production equipment technical field, very much relate to a novel pneumatic tongs.

Background

The pneumatic gripper is used for carrying workpieces in industrial production and is an important component in an automatic production line, the pneumatic gripper clamps the workpieces through the clamping cylinder matched with the clamping plate, but the existing pneumatic gripper can only clamp the workpieces with single specification, when the specifications of the workpieces are large, the workpieces are easily damaged due to excessive clamping, and the application range is small.

Accordingly, a new pneumatic gripper is proposed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a following technical scheme realizes above-mentioned purpose, a novel pneumatic tongs, include: the mounting device comprises a mounting plate, wherein the top of the mounting plate is fixedly connected with a mounting piece, and the bottom of the mounting plate is fixedly connected with a clamping cylinder; the two gripper structures are respectively arranged on two sides of the clamping cylinder; the two gripper structures comprise two connecting blocks which are fixedly connected to output shafts on two sides of the clamping cylinder respectively, the tops of the connecting blocks are fixedly connected with sliding blocks, and the upper ends of the sliding blocks penetrate through the mounting plate and are in sliding connection with the inner wall of the mounting plate; the gripper structure also comprises clamp structures arranged on the opposite sides of the two connecting blocks, and the clamp structures are used for clamping workpieces; two auxiliary structure, two the auxiliary structure all sets up in the top and the symmetric distribution of mounting panel, the auxiliary structure is used for improving the centre gripping effect to the work piece.

Preferably, the anchor clamps structure includes fixed connection in the backup pad on connecting block surface, one side that the connecting block was kept away from to the backup pad is provided with splint, one side fixedly connected with evenly distributed's that the backup pad was kept away from to splint resistance increasing strip, resistance increasing strip can be the rubber materials component can be out of shape at the extrusion in-process and can not influence the result of use of auxiliary structure, and rubber materials can increase the frictional force with workpiece surface, and then improve the centre gripping effect.

Preferably, splint are close to one side fixedly connected with evenly distributed's of backup pad connecting rod, the other end of connecting rod runs through out the backup pad, the surperficial cover of connecting rod is equipped with the spring, the one end of spring is connected with the fixed surface of backup pad, the other end of spring is connected with the fixed surface of splint, and the spring is used for the centre gripping to accomplish the back to reseing of backup pad.

Preferably, the auxiliary structure includes fixed connection in the mounting box at mounting panel top, the inner wall sliding connection of mounting box has the closing plate, one side fixedly connected with of closing plate adjusts the pole, adjust the other end and adjacent of pole the fixed surface of slider is connected, it forms the activity chamber to adjust the pole and keep away from between one side of adjusting the pole and the mounting box, can increase the inner space in activity chamber through the position that changes the closing plate.

Preferably, the auxiliary structure further comprises an adjusting cavity arranged inside the clamping plate, the surface of the clamping plate is provided with suction heads which are uniformly distributed, the other end of each suction head is communicated with the adjusting cavity, and the suction heads can generate suction force under the condition that negative pressure is formed in the adjusting cavity.

Preferably, the bottom of the mounting box is provided with a conduit, one end of the conduit is communicated with the movable cavity, the other end of the conduit is communicated with the adjusting cavity, and when the inner space of the movable cavity is increased to form negative pressure, the adjusting cavity can be pumped out through the conduit to form negative pressure, so that the suction head is matched to generate suction.

The utility model has the advantages that:

1. by arranging the gripper structure, the two connecting blocks can be driven to be close to each other through the clamping cylinder when a workpiece is clamped, so that the clamping plate can be driven to clamp the workpiece, the workpiece can be blocked when the clamping plate contacts the surface of the workpiece with a large specification in the process, the supporting plate can be driven by the clamping cylinder to continuously move to gradually penetrate through the connecting rod, the condition that the workpiece is damaged due to excessive extrusion on the workpiece cannot be caused, and the application range of the device is improved;

2. through setting up auxiliary structure, can drive the in-process that two connecting blocks are close to each other at centre gripping cylinder, adjust pole and closing plate and then increase the activity intracavity space through the drive and form the negative pressure, cooperation pipe and regulation chamber can make the suction head produce suction, and then strengthen the centre gripping effect to the centre gripping work piece for the centre gripping is more stable.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a schematic connection diagram of the gripper structure and the auxiliary structure according to the present invention;

fig. 4 is an enlarged view of a in fig. 3.

In the figure: 1. mounting a plate; 101. a mounting member; 2. a clamping cylinder; 3. a gripper structure; 4. an auxiliary structure; 301. connecting blocks; 302. a support plate; 303. a connecting rod; 304. a spring; 305. a splint; 306. a slider; 307. resistance increasing strips; 401. mounting a box; 402. adjusting a rod; 403. a sealing plate; 404. a conduit; 405. an adjustment chamber; 406. a suction head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the specific implementation: as shown in fig. 1-4, a novel pneumatic gripper comprises: the mounting plate comprises a mounting plate 1, wherein the top of the mounting plate 1 is fixedly connected with a mounting piece 101, and the bottom of the mounting plate 1 is fixedly connected with a clamping cylinder 2; the two gripper structures 3 are respectively arranged on two sides of the clamping cylinder 2; the two gripper structures 3 comprise two connecting blocks 301 which are fixedly connected to output shafts on two sides of the clamping cylinder 2 respectively, the tops of the connecting blocks 301 are fixedly connected with sliding blocks 306, and the upper ends of the sliding blocks 306 penetrate out of the mounting plate 1 and are in sliding connection with the inner wall of the mounting plate 1; the gripper structure 3 further comprises clamp structures arranged on opposite sides of the two connecting blocks 301, and the clamp structures are used for clamping workpieces; two auxiliary structure 4, two auxiliary structure 4 all set up in the top and the symmetric distribution of mounting panel 1, and auxiliary structure 4 is used for improving the centre gripping effect to the work piece, and the setting of installed part 101 is used for the device to be connected with other parts.

As shown in fig. 1-4, the clamp structure includes a supporting plate 302 fixedly connected to the surface of the connecting block 301, a clamping plate 305 is disposed on one side of the supporting plate 302 away from the connecting block 301, resistance increasing strips 307 uniformly distributed are fixedly connected to one side of the clamping plate 305 away from the supporting plate 302, connecting rods 303 uniformly distributed are fixedly connected to one side of the clamping plate 305 close to the supporting plate 302, the other ends of the connecting rods 303 penetrate through the supporting plate 302, a spring 304 is sleeved on the surface of the connecting rod 303, one end of the spring 304 is fixedly connected to the surface of the supporting plate 302, the other end of the spring 304 is fixedly connected to the surface of the clamping plate 305, two connecting blocks 301 can be driven to approach each other by starting the clamping cylinder 2, thereby driving the two supporting plates 302 to approach each other, the clamping plate 305 connected to approach each other by the connecting rod 303 and the spring 304 in the process, the effect that the work piece was snatched in the centre gripping has been reached, centre gripping cylinder 2 can continue to drive backup pad 302 and be close to each other when splint 305 contacts the work piece, can block splint 305 under blockking of work piece, backup pad 302 can pass connecting rod 303 simultaneously compression spring 304 gradually this moment, can not cause excessive extrusion to lead to the work piece impaired, compressed spring 304 can improve the centre gripping effect of two splint 305 to the work piece under the spring action of self simultaneously, the setting that increases resistance strip 307 is used for increasing the frictional force between splint 305 and the work piece, further improve the centre gripping effect, through backup pad 302, connecting rod 303, splint 305 and spring 304 mutually support, the condition that traditional pneumatic tongs can only carry out the centre gripping to fixed specification work piece has been avoided, the work piece of the different specifications of adaptation, can improve the application scope of device.

As shown in fig. 1-4, the auxiliary structure 4 includes a mounting box 401 fixedly connected to the top of the mounting plate 1, a sealing plate 403 is slidably connected to an inner wall of the mounting box 401, an adjusting rod 402 is fixedly connected to one side of the sealing plate 403, the other end of the adjusting rod 402 is fixedly connected to a surface of an adjacent slider 306, a movable cavity is formed between one side of the adjusting rod 402 away from the adjusting rod 402 and the mounting box 401, the auxiliary structure 4 further includes an adjusting cavity 405 opened inside the clamping plate 305, the surface of the clamping plate 305 is provided with uniformly distributed suction heads 406, the other end of the suction heads 406 is communicated with the adjusting cavity 405, a conduit 404 is arranged at the bottom of the mounting box 401, one end of the conduit 404 is communicated with the movable cavity, the other end of the conduit 404 is communicated with the adjusting cavity 405, when a workpiece is clamped, the adjusting rod 402 can be synchronously driven to move together by driving the two connecting blocks 301 to approach each other, so that the sealing plate 403 can be driven to slide along the inner wall of the mounting box 401, thereby increasing a space of the movable cavity to form a negative pressure inside the movable cavity, and air inside the movable cavity can be drawn into the movable cavity under the action of the conduit 404, thereby generating a suction force to absorb the clamped workpiece, further improving a clamping effect of the workpiece, and further stabilizing the workpiece.

The utility model discloses when using, can drive two connecting blocks 301 and be close to each other through starting centre gripping cylinder 2, can drive backup pad 302 synchronous motion at this in-process, and then can drive two splint 305 and be close to each other through connecting rod 303 and spring 304, centre gripping cylinder 2 can continue to drive backup pad 302 and be close to each other when splint 305 contacts the work piece, can block splint 305 under the blockking of work piece, backup pad 302 can pass connecting rod 303 simultaneously compression spring 304 gradually this moment, can not cause excessive extrusion to lead to the work piece impaired, simultaneously compressed spring 304 can improve the clamping effect of two splint 305 to the work piece under the spring action of self, the setting that increases and hinders strip 307 is used for increasing the frictional force between splint 305 and the work piece, in this process, connecting block 301 can drive regulation pole 402 synchronous motion, thereby drive closing plate 403 along the inner wall slip of mounting box 401, and then increase the space in activity chamber and make its inside negative pressure that forms, can make the inside of adjusting the inside air suction activity chamber 405 of regulation chamber under the effect of pipe suction head 404, thereby produce the work piece that can adsorb the centre gripping through suction through the production of suction 406, the further improved the effect to the work piece of work piece centre gripping, make the centre gripping more stable.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A novel pneumatic gripper, comprising:

the mounting device comprises a mounting plate (1), wherein the top of the mounting plate (1) is fixedly connected with a mounting piece (101), and the bottom of the mounting plate (1) is fixedly connected with a clamping cylinder (2);

the two gripper structures (3) are respectively arranged on two sides of the clamping cylinder (2);

the two gripper structures (3) comprise two connecting blocks (301) which are fixedly connected to output shafts on two sides of the clamping cylinder (2) respectively, the tops of the connecting blocks (301) are fixedly connected with sliding blocks (306), and the upper ends of the sliding blocks (306) penetrate through the mounting plate (1) and are in sliding connection with the inner wall of the mounting plate (1);

the gripper structure (3) further comprises clamp structures arranged on the opposite sides of the two connecting blocks (301), and the clamp structures are used for clamping a workpiece;

two auxiliary structure (4), two auxiliary structure (4) all set up in the top and the symmetric distribution of mounting panel (1), auxiliary structure (4) are used for improving the centre gripping effect to the work piece.

2. A novel pneumatic gripper as defined in claim 1, wherein: the fixture structure comprises a supporting plate (302) fixedly connected to the surface of the connecting block (301), a clamping plate (305) is arranged on one side, away from the connecting block (301), of the supporting plate (302), and resistance increasing strips (307) which are uniformly distributed are fixedly connected to one side, away from the supporting plate (302), of the clamping plate (305).

3. A novel pneumatic gripper as defined in claim 2, wherein: splint (305) are close to one side fixedly connected with evenly distributed's of backup pad (302) connecting rod (303), the other end of connecting rod (303) passes through backup pad (302), the surface cover of connecting rod (303) is equipped with spring (304), the one end of spring (304) is connected with the fixed surface of backup pad (302), the other end of spring (304) is connected with the fixed surface of splint (305).

4. A novel pneumatic gripper as defined in claim 2, wherein: auxiliary structure (4) include mounting box (401) of fixed connection in mounting panel (1) top, the inner wall sliding connection of mounting box (401) has closing plate (403), one side fixedly connected with of closing plate (403) adjusts pole (402), the other end of adjusting pole (402) is with adjacent the fixed surface of slider (306) is connected, it keeps away from and forms the movable chamber between one side of adjusting pole (402) and mounting box (401) to adjust pole (402).

5. A novel pneumatic gripper as defined in claim 4, wherein: the auxiliary structure (4) further comprises an adjusting cavity (405) arranged inside the clamping plate (305), the surface of the clamping plate (305) is provided with suction heads (406) which are uniformly distributed, and the other ends of the suction heads (406) are communicated with the adjusting cavity (405).

6. The novel pneumatic gripper of claim 5, wherein: the bottom of the mounting box (401) is provided with a conduit (404), one end of the conduit (404) is communicated with the movable cavity, and the other end of the conduit (404) is communicated with the adjusting cavity (405).