CN220840241U

CN220840241U - Clamping mechanism

Info

Publication number: CN220840241U
Application number: CN202321738766.0U
Authority: CN
Inventors: 王佳帝
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-05
Filing date: 2023-07-05
Publication date: 2024-04-26
Anticipated expiration: 2033-07-05

Abstract

The utility model discloses a clamping mechanism which comprises an industrial mechanical arm, wherein a rotating motor is fixedly arranged at the top end of the industrial mechanical arm, a clamping assembly is fixedly arranged at the output end of the rotating motor and comprises a clamping box, a clamping motor is fixedly arranged on the side face of the clamping box, an output shaft of the clamping motor extends to the inside of the clamping box, and a bidirectional screw rod is fixedly arranged at the output shaft of the clamping motor. According to the utility model, the mounting clamping seat and the limiting fixed block are arranged on the surface of the mechanical arm clamping component, so that the limiting fixed block and the mounting clamping seat can be conveniently and quickly mounted and connected through the mounting inserting block and the limiting clamping groove, and the clamping plates can be arranged on different sides of the mounting clamping seat, so that the clamping plates can be quickly converted between the inner wall clamping function and the outer surface clamping function, the versatility of the clamping mechanism is improved, the clamping component can be quickly switched by staff conveniently, and the processing efficiency is improved.

Description

Clamping mechanism

Technical Field

The utility model relates to the technical field of industrial robots, in particular to a clamping mechanism.

Background

Industrial robots are widely used in various industrial fields such as electronics, logistics, chemical industry and the like, and in industrial production, the industrial robots operate a clamping mechanism to transfer and carry objects, so that the labor intensity is greatly reduced.

The utility model discloses an industrial robot with a clamping mechanism convenient to replace, which comprises a front end column of a manipulator of the industrial robot, a claw disc positioned below the front end column of the manipulator, and a connecting device which is used for connecting the front end column of the manipulator and the claw disc and is used for rapidly replacing the claw disc.

The industrial robot clamping mechanism that proposes among the above-mentioned application document, in the in-service use, the clamping subassembly of this manipulator can only carry out the centre gripping spacing to the external surface of work piece, can't carry out inside to the work piece and support tightly spacing, need change the anchor clamps of different grade type, can not carry out quick conversion between outer centre gripping and the interior centre gripping again, leads to the suitability not strong. For this purpose, we devised a gripping mechanism for industrial robots, which ameliorates the drawbacks set forth above.

Disclosure of utility model

The present utility model is directed to a gripping mechanism for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The utility model provides a press from both sides and get mechanism, includes the industrial machinery arm, the fixed rotating electrical machines that is provided with in top of industrial machinery arm, the output fixed mounting of rotating electrical machines has the clamp to get the subassembly, presss from both sides to get the subassembly and get the box including pressing from both sides, the side fixed mounting that presss from both sides to get the box has the clamp to get the motor, press from both sides the output shaft that gets the motor to press from both sides the inside of getting the box, and press from both sides the output shaft fixed mounting that gets the motor has two screw rods, the surface threaded connection of two screw rods has two symmetrical movable regulating plates in position each other, two the front of movable regulating plate all extends to the outside that presss from both sides to get the box, and fixedly provided with installation cassette, two spacing draw-in grooves have all been seted up to the left and right sides of installation cassette, install the installation cartridge is inserted to the inner wall of spacing draw-in groove, two the fixed surface connection of installation cartridge has spacing fixed block, two the equal fixedly connected with grip block in the surface of spacing fixed block, two the opposite face of grip block is fixedly connected with and is supported tight piece.

Preferably, the opposite surfaces of the two abutting blocks are fixedly connected with a plurality of rubber anti-slip strips.

Preferably, the side of spacing fixed block has seted up the installation screw, the inner wall threaded connection of installation screw has the installation bolt, the bolt fixed slot has been seted up to the side of installation cassette.

Preferably, the position of the bolt fixing groove corresponds to the mounting screw hole, and the bolt fixing groove is matched with the mounting bolt.

Preferably, the four limit clamping grooves on the same surface of the mounting clamping seat are symmetrically distributed on the left side and the right side of the mounting clamping seat in a group of two.

Preferably, the front surface of the clamping box is provided with a rectangular guide hole, and the movable adjusting plate is in sliding connection with the inner wall of the rectangular guide hole.

Compared with the prior art, the utility model has the following advantages:

1. According to the utility model, the mounting clamping seat and the limiting fixed block are arranged on the surface of the mechanical arm clamping component, so that the limiting fixed block and the mounting clamping seat can be conveniently and quickly mounted and connected through the mounting inserting block and the limiting clamping groove, and the clamping plates can be arranged on different sides of the mounting clamping seat, so that the clamping plates can be quickly converted between the inner wall clamping function and the outer surface clamping function, the versatility of the clamping mechanism is improved, the clamping component can be quickly switched by staff conveniently, and the processing efficiency is improved.

2. According to the utility model, the connecting structure of the clamping plate and the abutting blocks is designed to be L-shaped, so that when the clamping plate is used for carrying out external clamping operation on a workpiece, the outer surface of the workpiece can be clamped and fixed by the two abutting blocks at the inner sides of opposite surfaces of the clamping plate, and the clamping stability is improved; when the workpiece is required to be tightly clamped, the two clamping plates are turned to enable the two tight blocks to face outwards, so that the workpiece can be tightly limited.

Drawings

FIG. 1 is a schematic perspective elevation view of the utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A;

FIG. 3 is a schematic structural view of embodiment 2 of the utility model;

fig. 4 is a schematic view of the internal cross-sectional structure of the inventive gripping box.

In the figure: 1. a mechanical arm; 2. a rotating electric machine; 3. clamping the box; 4. clamping a motor; 5. a two-way screw rod; 6. a movable adjusting plate; 7. installing a clamping seat; 8. a limit clamping groove; 9. installing an inserting block; 10. limiting fixed blocks; 11. a clamping plate; 12. a tightening block; 13. rubber anti-slip strips; 14. installing a bolt; 15. a bolt fixing groove; 16. rectangular guide holes.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

In the description of the present utility model, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-2, in embodiment 1, a gripping mechanism includes a robot arm 1, a rotating motor 2 is fixedly disposed at the top end of the industrial robot arm 1, and a gripping assembly is fixedly disposed at the output end of the rotating motor 2, and the gripping assembly includes a gripping box 3.

The side of the clamping box 3 is fixedly provided with a clamping motor 4, an output shaft of the clamping motor 4 extends to the inside of the clamping box 3, the output shaft of the clamping motor 4 is fixedly provided with a two-way screw rod 5, and the surface of the two-way screw rod 5 is in threaded connection with two movable adjusting plates 6 with mutually symmetrical positions.

Rectangular guide holes 16 are formed in the front face of the clamping box 3, the movable adjusting plate 6 is slidably connected with the inner wall of the rectangular guide holes 16, and the rectangular guide holes 16 and the movable adjusting plate 6 are arranged to guide and limit the movable adjusting plate 6.

In the use, can utilize to press from both sides and get motor 4 and drive two-way lead screw 5 rotation to drive two movable regulating plates 6 and remove each other, and then drive clamping assembly to carry out the centre gripping to the work piece.

The front of two movable regulating plates 6 all extends to the outside of pressing from both sides and getting box 3, and fixedly is provided with installation cassette 7, and two spacing draw-in grooves 8 have all been seted up to the left and right sides of installation cassette 7, and installation insert 9 is inserted to the inner wall of spacing draw-in groove 8, and the fixed surface of two installation inserts 9 is connected with spacing fixed block 10.

Four limit clamping grooves 8 positioned on the surface of the same installation clamping seat 7 are symmetrically distributed on the left side and the right side of the installation clamping seat 7 in a group of two.

The side of the limiting fixed block 10 is provided with a mounting screw hole, the inner wall of the mounting screw hole is in threaded connection with a mounting bolt 14, and the side of the mounting clamping seat 7 is provided with a bolt fixing groove 15.

The position of the bolt fixing groove 15 corresponds to the mounting screw hole, and the bolt fixing groove 15 is matched with the mounting bolt 14.

The clamping plate 11 is fixedly connected to the surfaces of the two limiting fixing blocks 10, the abutting blocks 12 are fixedly connected to the opposite surfaces of the two clamping plates 11, the L-shaped connecting structure of the clamping plates 11 and the abutting blocks 12 is designed, and when the clamping plates 11 are used for carrying out external clamping operation on a workpiece, the clamping fixing can be carried out on the outer surface of the workpiece by the aid of the two abutting blocks 12 on the inner sides of the opposite surfaces of the clamping plates 11, so that the clamping stability is improved.

The opposite surfaces of the two abutting blocks 12 are fixedly connected with a plurality of rubber anti-slip strips 13, and the surfaces of the abutting blocks 12 are provided with the rubber anti-slip strips 13, so that the rubber anti-slip strips 13 are used for contacting with the surfaces of the workpieces when the surfaces of the workpieces are clamped, the anti-slip effect is achieved, and the surfaces of the workpieces can be protected from being damaged by the abutting blocks 12.

Referring to fig. 3-4, in embodiment 2, when the inside of the workpiece needs to be clamped, by turning the two clamping plates 11, the two clamping blocks 12 are directed to two sides, so that the inside of the workpiece is clamped and limited by the clamping blocks 12, and the clamping operation on different types of workpieces is facilitated.

In the practical application process, the staff can adjust the mounted position of the spacing fixed block 10 according to the characteristic of the clamped workpiece and the actual requirement, and inserts and mounts the spacing fixed block 10 into the spacing clamping groove 8 on the surface of the mounting clamping seat 7 through the mounting inserting block 9, so that the clamping plate 11 can be mounted at different positions of the mounting clamping seat 7, the clamping assembly can be rapidly switched between inner clamping and outer clamping, and the diversity of the clamping mechanism is improved.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a mechanism is got to clamp, includes arm (1), its characterized in that: the automatic clamping device is characterized in that a rotating motor (2) is fixedly arranged at the top end of the mechanical arm (1), the clamping component is arranged at the output end of the rotating motor (2) and comprises a clamping box (3), two limiting clamping grooves (8) are formed in the left side and the right side of the clamping box (3), an output shaft of the clamping motor (4) extends to the inside of the clamping box (3), a bidirectional screw rod (5) is fixedly arranged at the output shaft of the clamping motor (4), movable adjusting plates (6) with two mutually symmetrical positions are connected with the surface of the bidirectional screw rod (5) in a threaded manner, two movable adjusting plates (6) are respectively arranged on the front sides of the movable adjusting plates (6) and are respectively arranged outside the clamping box (3), two limiting clamping grooves (8) are respectively formed in the left side and the right side of the clamping box (7), mounting inserting blocks (9) are respectively arranged on the inner walls of the limiting clamping grooves (8), limiting fixing blocks (10) are respectively connected with two opposite clamping plates (11) in a fixed mode.

2. A gripping mechanism according to claim 1, wherein: the opposite surfaces of the two abutting blocks (12) are fixedly connected with a plurality of rubber anti-slip strips (13).

3. A gripping mechanism according to claim 1, wherein: the side of spacing fixed block (10) has seted up the installation screw, the inner wall threaded connection of installation screw has mounting bolt (14), bolt fixed slot (15) have been seted up to the side of installation cassette (7).

4. A gripping mechanism according to claim 3, wherein: the position of the bolt fixing groove (15) corresponds to the mounting screw hole, and the bolt fixing groove (15) is matched with the mounting bolt (14).

5. A gripping mechanism according to claim 1, wherein: the four limit clamping grooves (8) are positioned on the surface of the same installation clamping seat (7), and are symmetrically distributed on the left side and the right side of the installation clamping seat (7) in a group of two.

6. A gripping mechanism according to claim 1, wherein: rectangular guide holes (16) are formed in the front face of the clamping box (3), and the movable adjusting plate (6) is connected with the inner wall of the rectangular guide holes (16) in a sliding mode.