CN217256365U

CN217256365U - Universal fixture for industrial robot

Info

Publication number: CN217256365U
Application number: CN202220609671.8U
Authority: CN
Inventors: 董昊; 赵健; 赵鑫蕊
Original assignee: Shandong Hongze Automation Technology Co ltd
Current assignee: Shandong Hongze Automation Technology Co ltd
Priority date: 2022-03-19
Filing date: 2022-03-19
Publication date: 2022-08-23
Anticipated expiration: 2032-03-19

Abstract

The application relates to the technical field of robot clamps and discloses a general type anchor clamps for industrial robot, and it includes the bed frame and sets up sucking disc subassembly on the bed frame, sucking disc subassembly is used for carrying out the centre gripping to the work piece, sucking disc subassembly is including all setting up a plurality of sucking disc poles on the bed frame and setting up at every sucking disc on the sucking disc pole is still including setting up be used for carrying out the clearance subassembly of clearance to the work piece on the sucking disc subassembly. This application is through setting up bed frame, sucking disc pole, sucking disc and clearance subassembly, when using anchor clamps to press from both sides the work piece, uses the clearance subassembly to clear up the terminal surface of work piece earlier, then links together sucking disc and work piece, and this in-process has reduced the dust and has got into the condition emergence of sucking disc jam in the sucking disc, and then guarantees the centre gripping effect of anchor clamps to the work piece as far as.

Description

Universal fixture for industrial robot

Technical Field

The application relates to the technical field of robot clamps, in particular to a universal clamp for an industrial robot.

Background

An industrial robot is a multi-joint manipulator or a multi-degree-of-freedom machine device widely used in the industrial field, and a clamp is an important component of the industrial robot and plays a role in clamping a workpiece.

In the correlation technique, chinese utility model patent like publication No. CN206140539U discloses a general type anchor clamps for industrial robot, it is including the bed frame that has the front end, the rear end, be equipped with the bed frame mounting hole on the front end, be equipped with a plurality of sucking disc frame on the rear end, the top and the bed frame of sucking disc frame are connected with pivot subassembly, be equipped with the sucking disc subassembly on the end of sucking disc frame, be equipped with the direction subassembly between sucking disc frame and the pivot subassembly, the direction subassembly is connected with the guide way of establishing on the bed frame, the direction subassembly is established on the sucking disc frame, the direction subassembly can slide at the guide way. When the clamp clamps the workpiece, the sucker frame can rotate around the rotating shaft assembly, and different workpieces can be clamped according to different workpieces by the positions where the suckers are arranged.

To the correlation technique among the aforesaid, the inventor thinks that the work piece is last probably to be stained with the dust, then makes anchor clamps press from both sides the time of getting the work piece, and the dust on the work piece can get into the sucking disc under the effect of sucking disc suction, will lead to the sucking disc to block up after using for a long time to make anchor clamps press from both sides the effect variation to the work piece, and then there is the defect that the centre gripping effect can worsen after anchor clamps use for a long time.

SUMMERY OF THE UTILITY MODEL

In order to reduce the problem that the clamping effect can worsen after the anchor clamps are used for a long time, this application provides a general type anchor clamps for industrial robot.

The application provides a general type anchor clamps for industrial robot adopts following technical scheme:

the utility model provides a general type anchor clamps for industrial robot, includes the bed frame and sets up sucking disc subassembly on the bed frame, sucking disc subassembly is including all setting up a plurality of sucking disc poles and setting on the bed frame are at every sucking disc on the sucking disc pole, still including setting up be used for carrying out the clearance subassembly of clearance to the work piece on the sucking disc subassembly.

Through adopting above-mentioned technical scheme, when using anchor clamps to press from both sides the work piece, use the clearance subassembly on the sucking disc earlier to clean the dust on the work piece, then adsorb the sucking disc on the surface of work piece, then make anchor clamps press from both sides the work piece and get, reduced the condition emergence that the dust got into in the sucking disc in this process, and then the condition that reduces anchor clamps and use the back for a long time and centre gripping effect variation takes place.

Optionally, one end of the base frame is rotatably connected with a connecting disc, and each sucker rod is fixedly connected to the connecting disc.

Through adopting above-mentioned technical scheme, when getting the anomalous work piece of terminal surface shape, can rotate the connection pad this moment, make the connection pad drive the sucking disc pole and rotate then, the relative position between sucking disc and the work piece changes promptly to make every sucking disc can both adsorb on the work piece as far as, increase the stability when anchor clamps are got the work piece on the one hand, on the other hand increases the flexibility of anchor clamps.

Optionally, the cleaning assembly comprises a cleaning disc arranged on each suction disc rod, and the cleaning disc is used for cleaning the workpiece.

Through adopting above-mentioned technical scheme, before using anchor clamps to press from both sides the work piece, use the clearance dish earlier to clear up the dust of work piece terminal surface, the condition that the dust that reduces the work piece terminal surface promptly got into the sucking disc takes place, guarantees as far as promptly that anchor clamps press from both sides the effect to the work piece.

Optionally, one end of each sucker rod, which is far away from the connecting disc, is rotatably connected with a rotating block, and the sucker and the cleaning disc are respectively arranged on two side surfaces of the rotating block.

Through adopting above-mentioned technical scheme, before using anchor clamps to press from both sides the work piece and getting, rotate the turning block earlier, make the clearance dish towards the work piece then, reuse clearance dish clears up the dust of work piece terminal surface, and reverse rotates the turning block again to make the sucking disc towards the work piece, adsorb the sucking disc with the work piece together again, accomplish the clearance to the work piece promptly and press from both sides the clamp to the work piece and get.

Optionally, a T-shaped block is fixedly connected to the connecting disc, an accommodating cavity for accommodating the T-shaped block is formed in the base frame, and the T-shaped block is rotatably connected to the accommodating cavity.

Through adopting above-mentioned technical scheme, when the connection pad rotated, the connection pad drove T type piece and rotates, and T type piece takes place relative rotation with holding the chamber, through setting up T type piece and holding the chamber, can increase the connection stability of connection pad and bed frame and increase the stability when connection pad rotated.

Optionally, a first driving motor is fixedly connected to an end face of the base frame, which is away from the connecting disc, and an output shaft of the first driving motor is inserted into the base frame and is fixedly connected to the T-shaped block.

Through adopting above-mentioned technical scheme, rotate the clearance dish to the terminal surface back towards the work piece, make the clearance dish contradict with the terminal surface of work piece, start first driving motor, first driving motor drives T type piece and rotates, T type piece drives the connection pad and rotates, the connection pad drives the sucking disc pole and rotates, the sucking disc pole drives the clearance dish and rotates, the mutual friction takes place for the terminal surface of clearance dish and work piece, the dust on workpiece surface is cleared up, this in-process need not the staff and carries out artificial drive to the clearance dish, reach the effect that reduces staff's work load promptly.

Optionally, a rotating shaft is fixedly connected to the rotating block, a connecting hole for accommodating the rotating shaft is formed in one end, away from the connecting disc, of the sucker rod, and the rotating shaft is rotatably connected to the connecting hole.

Through adopting above-mentioned technical scheme, when rotating the turning block, the turning block drives the pivot and rotates, and the pivot rotates in the connecting hole, increases the stability when turning block rotates promptly and increases the stability of being connected of turning block and sucking disc pole.

Optionally, an annular groove is formed in the hole wall of the connecting hole, a limiting ring is fixedly connected to the rotating shaft, and the limiting ring is rotatably connected to the annular groove.

Through adopting above-mentioned technical scheme, when the turning block rotated, the turning block drove the pivot and rotated, and the pivot drove the spacing ring and rotates, and the spacing ring rotates in the annular, through setting up annular and spacing ring, can reduce the condition emergence of pivot and rotation hole separation, increases the stability of being connected of turning block and sucking rod promptly, and then increases the stability when anchor clamps are got the work piece and are got.

Optionally, a second driving motor is fixedly connected to the connecting hole, and an output shaft of the second driving motor is in transmission connection with the rotating shaft.

Through adopting above-mentioned technical scheme, when rotating the turning block, start second driving motor, second driving motor transmits the pivot, makes the pivot rotate then, and the pivot drives the turning block and rotates, realizes the automatic of turning block promptly and rotates.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the base frame, the sucker rod, the sucker and the cleaning assembly, when the workpiece is clamped by the clamp, the end face of the workpiece is cleaned by the cleaning assembly, and then the sucker is connected with the workpiece, so that the phenomenon that dust enters the sucker to block the sucker is reduced, and the clamping effect of the clamp on the workpiece is ensured as much as possible;

2. by arranging the connecting disc, the connecting disc is rotatably connected with the base frame, when a workpiece with an irregular end surface is clamped, a worker can adjust the connecting disc and then adjust the relative positions of the suckers and the workpiece, namely, each sucker can be adsorbed with the end surface of the workpiece as far as possible, and the clamping effect of the clamp on the workpiece is improved;

3. through setting up the clearance dish, press from both sides the work piece and get before, use the clearance dish earlier to clear up the dust on the work piece terminal surface, then adsorb the sucking disc with the work piece together, reduce promptly to have the dust on the work piece to influence the adsorption effect of sucking disc to the work piece.

Drawings

FIG. 1 is a schematic view of the overall structure of a clamp according to an embodiment of the present application;

FIG. 2 is a schematic view of another perspective structure of a clamp according to an embodiment of the present application, mainly illustrating a T-shaped block;

fig. 3 is a partial structural schematic view of a clamp according to an embodiment of the present application, mainly illustrating a second driving motor.

Description of reference numerals: 100. a base frame; 110. an accommodating chamber; 120. a first drive motor; 200. a suction cup assembly; 210. a connecting disc; 211. a T-shaped block; 220. a sucker rod; 221. rotating the block; 222. a rotating shaft; 223. a limiting ring; 224. connecting holes; 225. a ring groove; 226. a second drive motor; 230. a suction cup; 300. cleaning the assembly; 310. and cleaning the disc.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a general type anchor clamps for industrial robot.

Referring to fig. 1, a universal type jig for an industrial robot includes a base frame 100, a chuck assembly 200 and a cleaning assembly 300, the chuck assembly 200 being disposed on the base frame 100, and the cleaning assembly 300 being disposed on the chuck assembly 200. When the clamp is used for clamping a workpiece, the cleaning assembly 300 firstly cleans the workpiece, namely, the situation that dust exists on the workpiece is reduced, then the suction cup assembly 200 adsorbs the workpiece, the dust on the workpiece is reduced in the process and enters the suction cup assembly 200 to block the suction cup assembly 200, and the situation that the clamp clamps the workpiece is affected is generated.

Referring to fig. 1 and 2, the suction cup assembly 200 includes a connection disc 210, a plurality of suction cup bars 220 and a plurality of suction cups 230, wherein the suction cups 230 are disposed in a one-to-one correspondence with the suction cup bars 220, each suction cup 230 is disposed at one end of the suction cup bar 220, the plurality of suction cup bars 220 are disposed along the circumferential direction of the connection disc 210 at uniform intervals, and one end of each suction cup bar 220, which is far away from the suction cup 230, is fixedly connected with the connection disc 210.

The end face of the connecting disc 210 is provided with a T-shaped block 211, the T-shaped block 211 is composed of two cylinders with different diameters, the two cylinders are coaxially and fixedly connected, and the cylinder with the smaller diameter is fixedly connected with the connecting disc 210. The base frame 100 is provided with an accommodating cavity 110 for accommodating the T-shaped block 211, and the T-shaped block 211 is positioned in the accommodating cavity 110. When the relative position of the suction cup 230 and the workpiece is adjusted, the connecting disc 210 is rotated, the connecting disc 210 drives the T-shaped block 211 to rotate, the T-shaped block 211 rotates in the accommodating cavity 110, the connecting disc 210 drives the suction cup rod 220 to rotate, the suction cup rod 220 drives the suction cup 230 to rotate, and the relative position of the suction cup 230 and the workpiece is adjusted.

The end face of the base frame 100 departing from the connecting disc 210 is fixedly connected with a first driving motor 120, and an output shaft of the first driving motor 120 penetrates into the base frame 100 and is fixedly connected with a cylinder with a larger diameter. When the connecting disc 210 rotates, the first driving motor 120 is started, the first driving motor 120 drives the connecting disc 210 to rotate, and therefore automatic rotation of the connecting disc 210 is achieved, and in the process, workers do not need to rotate the connecting disc 210 artificially, and the effect of reducing the workload of the workers is achieved.

Referring to fig. 1 and 3, one end of each suction cup lever 220 is provided with a rotating block 221, a rotating shaft 222 is fixedly connected to the rotating block 221, a connecting hole 224 for accommodating the rotating shaft 222 is formed in each suction cup lever 220, and each rotating shaft 222 is inserted into the corresponding connecting hole 224. An annular groove 225 is formed in the hole wall of each connecting hole 224, a limiting ring 223 is coaxially and fixedly connected to each rotating shaft 222, and the limiting ring 223 is located in the annular groove 225. The cleaning assembly 300 comprises a plurality of cleaning discs 310, the cleaning discs 310 and the suction cups 230 are arranged in a one-to-one correspondence, and the cleaning discs 310 and the suction cups 230 are fixedly connected to two opposite end surfaces of the rotating block 221 respectively.

When clearing up the dust on the work piece, rotate turning block 221 earlier, turning block 221 drives pivot 222 motion, pivot 222 takes place relative rotation with connecting hole 224, pivot 222 drives spacing ring 223 and rotates, spacing ring 223 takes place relative rotation with annular 225, then make clearance dish 310 towards the terminal surface of work piece, then make clearance dish 310 contradict with the terminal surface of work piece, start first driving motor 120, first driving motor 120 drives connection pad 210, clearance dish 310 takes place relative friction with the terminal surface of work piece, accomplish promptly and clear up the dust on the work piece. The rotation block 221 is rotated in the reverse direction to make the suction cup 230 face the workpiece, and finally the suction cup 230 is sucked together with the workpiece.

Referring to fig. 1 and 3, a second driving motor 226 is fixedly connected to the connecting hole 224, the second driving motor 226 is of a stepping type, and an output shaft of the second driving motor 226 is coaxially and fixedly connected to the rotating shaft 222. When the rotating block 221 is driven to rotate, the second driving motor 226 is started, the second driving motor 226 drives the rotating shaft 222 to rotate, so that the rotating shaft 222 drives the rotating block 221 to rotate, and in the process, workers do not need to manually rotate the rotating block 221, and the effect of reducing the workload of the workers is achieved.

The implementation principle of the universal fixture for the industrial robot is as follows: when the workpiece is gripped by the gripper, the second drive motor 226 is started, and the second drive motor 226 drives the rotating block 221, so that the cleaning disc 310 faces the workpiece. Then, the cleaning disc 310 is abutted against the end face of the workpiece, the first driving motor 120 is started, the first driving motor 120 drives the connecting disc 210 to rotate, the connecting disc 210 drives the cleaning disc 310 to rotate, and the cleaning disc 310 cleans dust on the workpiece. The cleaning disc 310 is separated from the workpiece, the second driving motor 226 is started, the second driving motor 226 drives the rotating block 221 in a reverse direction, the suction disc 230 faces the workpiece, and finally the suction disc 230 and the workpiece are adsorbed together, so that the workpiece is clamped, the phenomenon that dust enters the suction disc 230 to block the suction disc 230 is reduced, and the phenomenon that the workpiece clamping effect is influenced by the clamp due to the blocking of the suction disc 230 is reduced.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A universal fixture for an industrial robot, comprising a base frame (100) and a sucker assembly (200) provided on the base frame (100), the sucker assembly (200) comprising a plurality of sucker rods (220) all provided on the base frame (100) and suckers (230) provided on each of the sucker rods (220), characterized in that: the cleaning device further comprises a cleaning assembly (300) which is arranged on the sucker assembly (200) and used for cleaning a workpiece.

2. A universal gripper for industrial robots according to claim 1, characterized in that: one end of the base frame (100) is rotatably connected with a connecting disc (210), and each sucking disc rod (220) is fixedly connected to the connecting disc (210).

3. A universal gripper for industrial robots according to claim 2, characterized in that: the cleaning assembly (300) comprises a cleaning disc (310) arranged on each sucker rod (220), wherein the cleaning disc (310) is used for cleaning the workpiece.

4. A universal gripper for industrial robots according to claim 3, characterized in that: each sucking disc pole (220) is kept away from the one end of connection pad (210) all rotates and is connected with turning block (221), sucking disc (230) with clearance dish (310) set up respectively on two sides of turning block (221).

5. A universal gripper for industrial robots according to claim 4, characterized in that: the connecting disc (210) is fixedly connected with a T-shaped block (211), the base frame (100) is provided with an accommodating cavity (110) for accommodating the T-shaped block (211), and the T-shaped block (211) is rotatably connected in the accommodating cavity (110).

6. A universal gripper for industrial robots according to claim 5, characterized in that: the end face, deviating from the connecting disc (210), of the base frame (100) is fixedly connected with a first driving motor (120), and an output shaft of the first driving motor (120) is inserted into the base frame (100) and is fixedly connected with the T-shaped block (211).

7. A clamp of the universal type for an industrial robot according to claim 4, characterized in that: the rotating block (221) is fixedly connected with a rotating shaft (222), one end, far away from the connecting disc (210), of the sucker rod (220) is provided with a connecting hole (224) for accommodating the rotating shaft (222), and the rotating shaft (222) is rotatably connected into the connecting hole (224).

8. A clamp of the generic type for an industrial robot according to claim 7, characterized in that: an annular groove (225) is formed in the hole wall of the connecting hole (224), a limiting ring (223) is fixedly connected to the rotating shaft (222), and the limiting ring (223) is rotatably connected to the annular groove (225).

9. A universal gripper for industrial robots according to claim 7, characterized in that: a second driving motor (226) is fixedly connected in the connecting hole (224), and an output shaft of the second driving motor (226) is in transmission connection with the rotating shaft (222).