CN216682174U

CN216682174U - Mechanical intelligent arm for clamping workpiece

Info

Publication number: CN216682174U
Application number: CN202123212900.7U
Authority: CN
Inventors: 常鹏鹏; 胡建波; 吴凯
Original assignee: Shanghai Tonghe Intelligent Technology Co ltd
Current assignee: Shanghai Tonghe Intelligent Technology Co ltd
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-06-07
Anticipated expiration: 2031-12-20

Abstract

The utility model relates to the technical field of mechanical arms, in particular to a mechanical intelligent arm for clamping workpieces, which comprises: the top of the supporting rod is movably connected with a driving rod; the suction device is fixedly connected with the driving rod and is used for sucking the workpiece; the clamping device is characterized in that the clamping device is fixedly connected with the suction device, a groove is formed in the clamping device, the groove is used for storing a workpiece, so that the clamping block on the inner side of the clamping device is right when the workpiece is squeezed and clamped, the suction device is arranged and can adsorb the workpiece in the groove through suction force, the piston block is driven to move inwards through the suction force, the piston block drives the clamping block to move outwards through the pull rod pulling turntable, the workpiece is squeezed and clamped, the clamping device is characterized in that the clamping device not only utilizes the suction force to drive the clamping block to be linked and clamped, but also the stability of clamping the workpiece can be effectively enhanced when the secondary clamping is carried out through the clamping block in the process of sucking the workpiece.

Description

Mechanical intelligent arm for clamping workpiece

Technical Field

The utility model relates to the technical field of mechanical arms, in particular to a mechanical intelligent arm for clamping a workpiece.

Background

The mechanical arm is an automatic mechanical device which is widely applied in the technical field of robots, and the figure of the mechanical arm can be seen in the fields of industrial manufacturing, medical treatment, entertainment service, military, semiconductor manufacturing, space exploration and the like; although their form is different, they all have a common characteristic, just can accept the instruction, accurately fix a certain point on three-dimensional (or two-dimensional) space and carry out the operation, current arm of pressing from both sides the work piece adopts the fixed mode of splint mostly, when pressing from both sides to some double-screw bolts that need fix a position and lay, not only can be difficult to control because of pressing from both sides the angle of pressing from both sides and placing the angle, and still need use multiple motor control splint, just lead to need to install a large amount of drive apparatus on the arm, extravagant energy increases manufacturing cost's problem.

SUMMERY OF THE UTILITY MODEL

In view of the above problems in the prior art, a robot arm for workpiece clamping is provided.

The specific technical scheme is as follows:

designing a robotic smart arm for workpiece clamping, comprising:

the top of the supporting rod is movably connected with a driving rod;

the suction device is fixedly connected with the driving rod and is used for sucking the workpiece;

the clamping device is fixedly connected with the suction device, a groove is formed in the clamping device, and the groove is used for storing a workpiece, so that the workpiece is extruded and clamped by a clamping block on the inner side of the clamping device.

Preferably, a rotary table is arranged inside the clamping device, a transmission rod is fixedly connected to the outside of the rotary table, the transmission rod is movably connected with the clamping block, and a pull rod is movably connected to one side, far away from the transmission rod, of the rotary table.

Preferably, a piston block is arranged in the suction device, the piston block is fixedly connected with the pull rod, and one end, far away from the pull rod, of the piston block is fixedly connected with an elastic part.

Preferably, the inner side of the suction device is provided with a hole, the hole is fixedly connected with an exhaust tube, and the exhaust tube is fixedly connected with a pipeline.

Preferably, a vacuum pump is arranged inside the driving rod, the vacuum pump is fixedly connected with a vacuum pipe, and one end, far away from the vacuum pump, of the vacuum pipe is fixedly connected with the pipeline.

Preferably, the outside of the driving rod is embedded and connected with an exhaust pipe, and the exhaust pipe penetrates through the driving rod and is connected with the vacuum pipe.

Preferably, the outer part of the gripping device is connected with the gasket in an adhesive manner.

Preferably, the bottom of the supporting rod is movably connected with the base, the back of the base is provided with a driving motor, and the driving motor penetrates through the base to be connected with the supporting rod.

Preferably, the clamping blocks are symmetrically distributed.

Preferably, the groove penetrates through the clamping device and is communicated with the suction device.

The technical scheme has the following advantages or beneficial effects: the suction device is fixedly connected with the driving rod and is used for sucking the workpiece; press from both sides and get device and suction means fixed connection, press from both sides the inside of getting the device and seted up flutedly, the recess is used for depositing the work piece, so that press from both sides the inboard clamp splice of getting the device and extrude the centre gripping to the work piece, the suction means who sets up not only can adsorb the work piece in recess inside fixedly through suction, and drive piston block rebound through suction, make the piston block pass through pull rod pulling carousel and drive the clamp splice and outwards move, extrude the centre gripping to the work piece, embodied this device not only utilizes suction to drive clamp splice linkage centre gripping, and the in-process of absorbing the work piece carries out the stability that the secondary centre gripping can effectual reinforcing press from both sides the work piece through the clamp splice and gets.

Drawings

Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. The drawings are, however, to be regarded as illustrative and explanatory only and are not restrictive of the scope of the utility model.

Fig. 1 is a schematic structural diagram of a robot arm for clamping a workpiece according to the present invention;

fig. 2 is a schematic structural diagram of an interior of a robot arm for clamping a workpiece according to the present invention;

fig. 3 is a structural side view of a robot gripping device for gripping a workpiece according to the present invention;

fig. 4 is a schematic structural diagram of an interior of a robot arm suction device for workpiece clamping according to the present invention.

The above reference numerals denote: the device comprises a support rod 1, a drive rod 2, a base 3, a clamping device 4, a clamping block 41, a drive rod 42, a rotary table 43, a pull rod 44, a suction device 5, an exhaust tube 51, a hole 52, a piston block 53, an elastic piece 54, a groove 6, a drive motor 7, a vacuum pump 8, a vacuum tube 9, a pipeline 10, an exhaust tube 11 and a gasket 12.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.

Referring to fig. 1-4, a robotic smart arm for workpiece clamping, comprising: the top of the support rod 1 is movably connected with a drive rod 2; the suction device 5 is fixedly connected with the driving rod 2, and the suction device 5 is used for sucking the workpiece; press from both sides and get device 4, with suction means 5 fixed connection, press from both sides the inside of getting device 4 and seted up recess 6, recess 6 is used for depositing the work piece, so that press from both sides the clamp splice 41 of getting device 4 inboard and extrude the centre gripping to the work piece, suction means 5 that sets up not only can adsorb the work piece in recess 6 inside fixedly through suction, and drive piston block 53 rebound through suction, make piston block 53 pass through pull rod 44 pulling carousel 43 and drive clamp splice 41 lateral shifting, extrude the centre gripping to the work piece, embodied this device not only utilizes suction to drive clamp splice 41 linkage centre gripping, and the in-process of absorbing the work piece carries out the secondary centre gripping through clamp splice 41 and can effectually strengthen the stability of getting the clamp splice to the work piece.

The inside of the clamping device 4 is provided with a turntable 43, the outside of the turntable 43 is fixedly connected with a transmission rod 42, the transmission rod 42 is movably connected with the clamping block 41, and one side of the turntable 43, which is far away from the transmission rod 42, is movably connected with a pull rod 44.

The suction device 5 is internally provided with a piston block 53, the piston block 53 is fixedly connected with the pull rod 44, one end of the piston block 53, which is far away from the pull rod 44, is fixedly connected with an elastic part 54, and the bottom of the piston block 53 is provided with the elastic part 54, so that the piston block 53 can be reset after the suction is finished.

The inner side of the suction device 5 is provided with a hole 52, the hole 52 is fixedly connected with an exhaust tube 51, the exhaust tube 51 is fixedly connected with the pipeline 10, and the hole 52 is used for extracting the air flow in the groove 6.

The inside of actuating lever 2 is equipped with vacuum pump 8, vacuum pump 8 fixed connection vacuum tube 9, and vacuum tube 9 keeps away from vacuum pump 8's one end fixed connection pipeline 10, and vacuum pump 8 is used for providing suction for recess 6.

An exhaust pipe 11 is embedded and connected outside the driving rod 2, the exhaust pipe 11 penetrates through the driving rod 2 to be connected with the vacuum pipe 9, and the exhaust pipe 11 is arranged to keep suction inside the pipeline 10 to circulate in a balanced manner.

The outside of the gripping device 4 is connected by means of an adhesive to a washer 12, the washer 12 being intended to protect the gripping device 4 when the gripping device 4 is in contact with an external table.

The bottom swing joint base 3 of

bracing piece

1, 3 backs of base are equipped with driving motor 7, and driving motor 7 runs through 3 joint support poles of base 1, and driving motor 7 is used for driving bracing piece 1 rotatory, adjusts the angle of bracing piece 1 and top actuating lever 2.

The clamping blocks 41 are symmetrically distributed, and the symmetrically distributed clamping blocks 41 can increase the stability of clamping the workpiece in the groove 6.

The groove 6 penetrates through the clamping device 4 to be communicated with the suction device 5, and the communication driving device can enable the inside of the groove 6 to generate suction to suck the workpiece.

The working principle is as follows: when the device clamps a workpiece, the driving motor 7 drives the supporting rod 1 to rotate, the angle between the driving rod 2 and the clamping device 4 is adjusted, the clamping device 4 is moved to the top of the workpiece, the vacuum pump 8 is turned on, the vacuum pump 8 extracts air in the pipeline 10 through the vacuum pipe 9, the pipeline 10 extracts air flow inside and outside the groove 6 through the exhaust pipe 51, the workpiece is sucked into the groove 6 along with the continuous enhancement of suction force, when the exhaust pipe 51 extracts air flow through the hole 52, the piston block 53 moves backwards under the stress, the piston block 53 pulls the turntable 43 to rotate through the pull rod 44 when moving, the transmission rod 42 at the top is pulled in the rotating process of the turntable 43, the transmission rod 42 rotates towards the groove 6 by taking the turntable 43 as the center, the clamping block 41 is pushed to move towards the inside of the groove 6 in the rotating process of the transmission rod 42, and the workpiece in the groove 6 is clamped and fixed for the second time, the position of the gripping means 4 can then be adjusted by means of a drive device external to the apparatus.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a mechanical intelligent arm for work piece centre gripping which characterized in that: the method comprises the following steps:

the top of the supporting rod (1) is movably connected with a driving rod (2);

the suction device (5) is fixedly connected with the driving rod (2), and the suction device (5) is used for sucking a workpiece;

the clamping device (4) is fixedly connected with the suction device (5), a groove (6) is formed in the clamping device (4), and the groove (6) is used for storing a workpiece, so that a clamping block (41) on the inner side of the clamping device (4) can extrude and clamp the workpiece.

2. A robotic smart arm for workpiece clamping as defined in claim 1 wherein: the clamping device is characterized in that a rotary table (43) is arranged inside the clamping device (4), a transmission rod (42) is fixedly connected to the outside of the rotary table (43), the transmission rod (42) is movably connected with the clamping block (41), and one side, far away from the transmission rod (42), of the rotary table (43) is movably connected with a pull rod (44).

3. A robotic smart arm for workpiece clamping as claimed in claim 2 wherein: the suction device (5) is internally provided with a piston block (53), the piston block (53) is fixedly connected with the pull rod (44), and one end, far away from the pull rod (44), of the piston block (53) is fixedly connected with an elastic part (54).

4. A robotic smart arm for workpiece clamping as defined in claim 1 wherein: the inner side of the suction device (5) is provided with a hole (52), the hole (52) is fixedly connected with an exhaust pipe (51), and the exhaust pipe (51) is fixedly connected with a pipeline (10).

5. A robotic smart arm for workpiece clamping as defined in claim 4 wherein: the vacuum pump (8) is arranged inside the driving rod (2), the vacuum pump (8) is fixedly connected with the vacuum pipe (9), and one end, far away from the vacuum pump (8), of the vacuum pipe (9) is fixedly connected with the pipeline (10).

6. A robotic smart arm for workpiece clamping as defined in claim 5 wherein: the outside embedding of actuating lever (2) is connected blast pipe (11), blast pipe (11) run through actuating lever (2) are connected vacuum tube (9).

7. A robotic smart arm for workpiece clamping as defined in claim 1 wherein: the outside of the clamping device (4) is connected with a gasket (12) in an adhesive way.

8. A robotic smart arm for workpiece clamping as defined in claim 1 wherein: the bottom of the supporting rod (1) is movably connected with the base (3), the back of the base (3) is provided with a driving motor (7), and the driving motor (7) penetrates through the base (3) to be connected with the supporting rod (1).

9. A robotic smart arm for workpiece clamping as defined in claim 1 wherein: the clamping blocks (41) are symmetrically distributed.

10. A robotic smart arm for workpiece clamping as defined in claim 1 wherein: the groove (6) penetrates through the clamping device (4) and is communicated with the suction device (5).