CN218614130U

CN218614130U - Clamping device of mechanical arm

Info

Publication number: CN218614130U
Application number: CN202223127445.5U
Authority: CN
Inventors: 高海军
Original assignee: Suzhou Hongyang Huichen Precision Mechanical Equipment Manufacturing Co ltd
Current assignee: Suzhou Hongyang Huichen Precision Mechanical Equipment Manufacturing Co ltd
Priority date: 2022-11-24
Filing date: 2022-11-24
Publication date: 2023-03-14
Anticipated expiration: 2032-11-24

Abstract

The utility model discloses a clamping device of a mechanical arm, relating to the technical field of mechanical arms; the utility model comprises a frame, a mechanical connecting part is arranged above the frame, the inner side wall of the frame is connected with a first toothed plate and a second toothed plate in a sliding way, the first toothed plate corresponds to the second toothed plate, a gear is arranged between the first toothed plate and the second toothed plate, the first toothed plate and the second toothed plate are both meshed with the gear, an electric push rod is arranged below the second toothed plate, a clamping plate is arranged below the frame, one surface of the clamping plate is fixedly connected with a vacuum pump, a suction port is embedded in the other surface of the clamping plate, and the suction port is connected with a port of the vacuum pump; the utility model discloses, convenient to use can press from both sides the object of matter hard and get, also can press from both sides the object of matter soft and get, avoids getting to put the problem that the degree of difficulty increases because of the yielding of the soft object of matter, and has avoided the soft object of matter to appear the situation of crease because of excessive centre gripping when pressing from both sides and getting.

Description

Clamping device of mechanical arm

Technical Field

The utility model relates to a mechanical arm technical field specifically is a device is got to clamp of arm.

Background

The mechanical arm sets for the cooperation between mechanical arm and the gripper through the mode of programming when using for the needs that produce through the gripper cooperation at the end of mechanical arm snatch the work piece and move to next process, thereby reach and improve work piece production efficiency, reduce artifical input and reduction in production cost's purpose.

When an existing mechanical arm is used for clamping, when an object which is soft and light is required to be clamped, the situation that the object is excessively clamped due to the deformation characteristic of the soft object can be caused, and accordingly creases appear on the object.

SUMMERY OF THE UTILITY MODEL

The problem that when an object with light weight is required to be clamped when the existing mechanical arm is used for clamping operation, the object is excessively clamped due to the deformation characteristic of the soft object, so that creases are generated on the object is solved; an object of the utility model is to provide a device is got to clamp of arm.

In order to solve the technical problem, the utility model adopts the following technical scheme: the utility model provides a device is got to clamp of arm, includes the frame, the top of frame is provided with mechanical connecting portion, the equal fixedly connected with flange in top surface both sides of frame, the top surface fixedly connected with roof of flange, the top surface middle part of roof and the bottom surface fixed connection of mechanical connecting portion, the flange are used for making frame and roof fixed mutually, the inside wall sliding connection of frame has first pinion rack and second pinion rack, first pinion rack and second pinion rack correspond, be provided with the gear between first pinion rack and the second pinion rack, just first pinion rack and second pinion rack all mesh with the gear mutually, the below of second pinion rack is provided with electric putter, the below of frame is provided with the grip block, the one side fixedly connected with vacuum pump of grip block, the embedded suction inlet that is provided with of the another side of grip block, the suction inlet is connected with the port of vacuum pump.

Preferably, the inside wall fixedly connected with slide rail of frame, first pinion rack and second pinion rack structure are the same, first pinion rack and second pinion rack all are provided with the spout towards the one side of frame, the slide rail with spout sliding connection, first pinion rack and second pinion rack all through slide rail and frame sliding connection, the top surface middle part fixedly connected with axis of rotation of gear, the top surface rotation of axis of rotation is connected with the diaphragm, the diaphragm is located the top of frame, the equal fixedly connected with connecting plate in bottom surface both sides of diaphragm, the bottom surface of connecting plate and the top surface fixed connection of frame, the gear passes through the axis of rotation and is connected with the diaphragm rotation, and the diaphragm is connected with the frame through the connecting plate.

Preferably, the end face of the first toothed plate is fixedly connected with a first fixing plate, the end face of the second toothed plate is fixedly connected with a second fixing plate, the first fixing plate and the second fixing plate are corresponding, the top face of the clamping plate is fixedly connected with a fixing rod, one end of the fixing rod, far away from the clamping plate, is fixedly connected with the bottom face of the second fixing plate, and when the first toothed plate and the second toothed plate move, under the action of the first fixing plate, the second fixing plate and the fixing rod, the clamping plate can move so as to clamp an object.

Preferably, electric putter's lateral wall is provided with the fixing base, the lateral wall of fixing base and the lateral wall fixed connection of frame, electric putter includes the telescopic link, electric putter's one end fixedly connected with lug is kept away from to the telescopic link, the lug starts electric putter with the bottom surface fixed connection of second fixed plate, and the telescopic link can drive the lug and remove under electric putter's effect to make the second fixed plate drive the second toothed plate and remove.

Compared with the prior art, the beneficial effects of the utility model reside in that:

1. the utility model can move the second toothed plate under the action of the electric push rod, and can move the first toothed plate under the transmission of the gear, so that the two clamping plates can move in opposite directions to clamp hard objects;

2. the utility model discloses, can press from both sides soft object and get, avoid leading to getting the problem of putting the degree of difficulty and increaseing because of soft object yielding, also avoided soft object to press from both sides the situation that the crease appears because of excessive centre gripping when getting, when getting soft lighter object, make the surface of grip block and soft object contact, then, through the vacuum pump, make the suction inlet produce suction, thereby adsorb the object, can forward the object.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic view of the frame structure of the present invention.

Fig. 3 is an explosion diagram of the frame of the present invention.

Fig. 4 is the schematic diagram of the first toothed plate, the second toothed plate and the gear in cooperation.

Fig. 5 is a schematic diagram of the structure of the clamping plate of the present invention.

In the figure: 1. a frame; 2. a convex plate; 3. a top plate; 4. a mechanical connection; 5. a slide rail; 6. a first toothed plate; 7. a first fixing plate; 8. a gear; 9. a rotating shaft; 10. a transverse plate; 11. a connecting plate; 12. a fixed seat; 13. an electric push rod; 14. a telescopic rod; 15. a bump; 16. a second toothed plate; 17. a second fixing plate; 18. fixing the rod; 19. a clamping plate; 20. a suction port; 21. a vacuum pump.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 work belong to the protection scope of the present invention.

Example (b): as shown in fig. 1-5, the utility model provides a device is got to clamp of arm, including frame 1, the top of frame 1 is provided with mechanical connecting portion 4, the inside wall sliding connection of frame 1 has first pinion rack 6 and second pinion rack 16, first pinion rack 6 and second pinion rack 16 are corresponding, be provided with gear 8 between first pinion rack 6 and the second pinion rack 16, and first pinion rack 6 and second pinion rack 16 all mesh with gear 8 mutually, the below of second pinion rack 16 is provided with electric putter 13, the below of frame 1 is provided with grip block 19, the one side fixedly connected with vacuum pump 21 of grip block 19, the embedded suction inlet 20 that is provided with of another side of grip block 19, suction inlet 20 is connected with vacuum pump 21's port.

The equal fixedly connected with flange 2 in top surface both sides of frame 1, the top surface fixedly connected with roof 3 of flange 2, the top surface middle part of roof 3 and the bottom surface fixed connection of mechanical connecting portion 4.

By adopting the technical scheme, the convex plate 2 is used for fixing the frame 1 and the top plate 3.

The inside wall fixedly connected with slide rail 5 of frame 1, first pinion rack 6 and second pinion rack 16 structure are the same, and first pinion rack 6 and second pinion rack 16 all are provided with the spout towards the one side of frame 1, slide rail 5 and spout sliding connection.

Through adopting above-mentioned technical scheme, first pinion rack 6 and second pinion rack 16 all pass through slide rail 5 and frame 1 sliding connection.

The top surface middle part fixedly connected with axis of rotation 9 of gear 8, the top surface of axis of rotation 9 rotates and is connected with diaphragm 10, and diaphragm 10 is located the top of frame 1, the equal fixedly connected with connecting plate 11 in bottom surface both sides of diaphragm 10, the bottom surface of connecting plate 11 and the top surface fixed connection of frame 1.

By adopting the above technical scheme, gear 8 is connected with diaphragm 10 through axis of rotation 9 rotation, and diaphragm 10 is connected with frame 1 through connecting plate 11.

The end face of the first toothed plate 6 is fixedly connected with a first fixing plate 7, the end face of the second toothed plate 16 is fixedly connected with a second fixing plate 17, the first fixing plate 7 corresponds to the second fixing plate 17, the top face of the clamping plate 19 is fixedly connected with a fixing rod 18, and one end, far away from the clamping plate 19, of the fixing rod 18 is fixedly connected with the bottom face of the second fixing plate 17.

By adopting the above technical scheme, when the first toothed plate 6 and the second toothed plate 16 move, under the action of the first fixing plate 7, the second fixing plate 17 and the fixing rod 18, the clamping plate 19 can move, so that the object can be clamped.

Electric putter 13's lateral wall is provided with fixing base 12, and fixing base 12's lateral wall and frame 1's lateral wall fixed connection, electric putter 13 include telescopic link 14, and electric putter 13's one end fixedly connected with lug 15, lug 15 and second fixed plate 17's bottom surface fixed connection are kept away from to telescopic link 14.

Through adopting above-mentioned technical scheme, start electric putter 13, telescopic link 14 can drive lug 15 and remove under electric putter 13's effect to make second fixed plate 17 drive second pinion rack 16 and remove.

The working principle is as follows: when the utility model is used, when an object with hard texture needs to be clamped, the electric push rod 13 is started, the telescopic rod 14 can drive the lug 15 to move under the action of the electric push rod 13, so that the second fixing plate 17 drives the second toothed plate 16 to move, and the first toothed plate 6 can move under the transmission of the gear 8, so that the two clamping plates 19 can move in opposite directions to clamp the object;

when the object with light softness is clamped, the above operations are repeated, but only the clamping plate 19 is required to be in contact with the surface of the object with softness, and then the vacuum pump 21 is started to generate suction force to the suction port 20, so that the object is adsorbed to be taken and placed.

It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. The utility model provides a device is got to clamp of arm, includes frame (1), its characterized in that: the utility model discloses a vacuum pump, including frame (1), inside wall sliding connection, gear (8) and second pinion rack (16), the top of frame (1) is provided with mechanical connecting portion (4), the inside wall sliding connection of frame (1) has first pinion rack (6) and second pinion rack (16), first pinion rack (6) and second pinion rack (16) are corresponding, be provided with between first pinion rack (6) and the second pinion rack (16) gear (8), just first pinion rack (6) and second pinion rack (16) all mesh with gear (8) mutually, the below of second pinion rack (16) is provided with electric putter (13), the below of frame (1) is provided with grip block (19), the one side fixedly connected with vacuum pump (21) of grip block (19), the embedded suction inlet (20) that is provided with of the another side of grip block (19), suction inlet (20) are connected with the port of vacuum pump (21).

2. A robot arm gripper according to claim 1, wherein the frame (1) is fixedly connected with the protruding plates (2) on both sides of the top surface, the top surface of the protruding plates (2) is fixedly connected with the top plate (3), and the middle of the top surface of the top plate (3) is fixedly connected with the bottom surface of the mechanical connecting part (4).

3. The gripping device of a mechanical arm according to claim 1, wherein a sliding rail (5) is fixedly connected to an inner side wall of the frame (1), the first toothed plate (6) and the second toothed plate (16) have the same structure, sliding grooves are formed in surfaces of the first toothed plate (6) and the second toothed plate (16) facing the frame (1), and the sliding rail (5) is slidably connected to the sliding grooves.

4. The gripper of mechanical arm as claimed in claim 1, wherein the gear (8) has a rotation shaft (9) fixedly connected to the middle of the top surface thereof, the rotation shaft (9) has a top surface rotatably connected to a transverse plate (10), the transverse plate (10) is located above the frame (1), the transverse plate (10) has a bottom surface fixedly connected to the connecting plate (11) on both sides of the bottom surface, and the bottom surface of the connecting plate (11) is fixedly connected to the top surface of the frame (1).

5. The gripping device of a mechanical arm according to claim 1, wherein a first fixing plate (7) is fixedly connected to an end surface of the first toothed plate (6), a second fixing plate (17) is fixedly connected to an end surface of the second toothed plate (16), and the first fixing plate (7) and the second fixing plate (17) correspond to each other.

6. The gripper apparatus of claim 5, wherein the holding plate (19) has a fixing rod (18) fixedly connected to a top surface thereof, and an end of the fixing rod (18) remote from the holding plate (19) is fixedly connected to a bottom surface of the second fixing plate (17).

7. A robot arm gripper according to claim 1, wherein the side walls of the electric push rod (13) are provided with fixed seats (12), and the side walls of the fixed seats (12) are fixedly connected with the side walls of the frame (1).

8. The gripper device of the mechanical arm as claimed in claim 5, wherein the electric push rod (13) comprises a telescopic rod (14), one end of the telescopic rod (14) far away from the electric push rod (13) is fixedly connected with a projection (15), and the projection (15) is fixedly connected with the bottom surface of the second fixing plate (17).