CN213197553U

CN213197553U - Anti-shake mechanical arm

Info

Publication number: CN213197553U
Application number: CN202022113731.0U
Authority: CN
Inventors: 吴立新; 吴昕宁
Original assignee: Nanjing Xiangyang Industrial And Trade Co
Current assignee: Nanjing Xiangyang Industrial And Trade Co
Priority date: 2020-09-24
Filing date: 2020-09-24
Publication date: 2021-05-14
Anticipated expiration: 2030-09-24

Abstract

The utility model discloses an anti-shake mechanical arm, the on-line screen storage device comprises a base, the top of base is equipped with the vaulting pole, the top of vaulting pole is equipped with the bracer, the top of base is equipped with the revolving stage, the top of revolving stage is equipped with the fixing base, one side of fixing base is equipped with first mount pad, it is connected with pneumatic cylinder and sleeve to rotate on the first mount pad, telescopic inside is equipped with the slider, the top of slider is connected with the slide bar, the bottom of slider is connected with the second spring, the top of fixing base is rotated and is connected with first arm. The utility model discloses in, the pneumatic cylinder forms link mechanism with setting up of sleeve, slide bar and second spring, makes the operation of first arm more steady, and can effectively cushion because of starting and pausing the shake that produces, has set up bracer, vaulting pole and first spring between revolving stage and base, makes the rotation of revolving stage more steady, and can effectively cushion because of the produced shake of the focus removal of revolving stage and its top mechanism.

Description

Anti-shake mechanical arm

Technical Field

The utility model relates to a mechanical equipment technical field especially relates to an anti-shake mechanical arm.

Background

The manipulator is an automatic device simulating manual operation of a human, can grab and carry objects or operate tools according to a fixed program to finish certain specific operations, can replace a human to perform monotonous, repeated or heavy physical labor by applying the manipulator, realizes mechanization and automation of production, replaces manual operation of the human in a harmful environment, improves labor conditions, ensures personal safety, and is widely applied to a mechanical processing production line.

However, the machine is used for a long time, the aging phenomenon can cause part of connecting pieces to be abraded and loosened, so that the mechanical arm shakes when in work, the movement stroke of the mechanical arm is caused to have the phenomenon of unsmooth fault operation, and when the mechanical arm is started or stopped at a certain station, the mechanical arm also shakes due to the inertia effect.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an anti-shaking mechanical arm.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an anti-shaking mechanical arm comprises a base, wherein a supporting rod is fixedly connected to the top of the base, a supporting block is slidably connected to the top of the supporting rod, a rotary table is arranged above the base, an annular groove is formed in the position, corresponding to the supporting block, of the rotary table, a fixed seat is fixedly connected to the top of the rotary table, a first installation seat is fixedly connected to one side of the fixed seat, one end, close to the fixed seat, of the first installation seat is rotatably connected with a hydraulic cylinder, one end, far away from the fixed seat, of the first installation seat is rotatably connected with a sleeve, a sliding block is slidably connected to the interior of the sleeve, a sliding rod is fixedly connected to the top of the sliding block, a second spring is fixedly connected to the bottom of the sliding block, the other end of the second spring is fixedly connected with the bottom of the sleeve, a first mechanical arm is rotatably connected to the top, the terminal of second arm rotates and is connected with the manipulator mounting panel, the bottom fixedly connected with second mount pad of manipulator mounting panel, the inside of second mount pad is equipped with the rectangle recess, it is equipped with the screw rod to run through on the lateral wall of rectangle recess, threaded connection has the tongs on the screw rod, one side fixedly connected with third spring of tongs, just the other end of third spring and the inside wall fixed connection of rectangle recess.

As a further description of the above technical solution:

the inside fixedly connected with first motor of base, just the output of first motor passes through pivot revolving stage fixed connection.

As a further description of the above technical solution:

the top of bracer stretches into the inside of annular groove, just be equipped with the ball between the lateral wall of bracer and annular groove.

As a further description of the above technical solution:

the bottom fixedly connected with first spring of bracer, just the other end of first spring and the upper surface fixed connection of base.

As a further description of the above technical solution:

one side of the first mechanical arm is fixedly connected with a third mounting seat and a fourth mounting seat respectively, the third mounting seat is rotatably connected with the tail end of the sliding rod, and the fourth mounting seat is rotatably connected with the tail end of the hydraulic cylinder.

As a further description of the above technical solution:

one side fixedly connected with second motor of second mount pad, just the output of second motor and one side fixed connection of screw rod.

The utility model discloses following beneficial effect has:

1. according to the anti-shaking mechanical arm, the hydraulic cylinder, the sleeve, the sliding rod and other mechanisms are arranged in a staggered mode to form a connecting rod mechanism, so that the mechanical arm can run more stably, and the spring is arranged between the sleeve and the sliding rod, so that shaking caused by starting and pausing can be effectively buffered.

2. This anti-shake robotic arm has set up bracer and vaulting pole mechanism between revolving stage and base, makes the rotation of revolving stage more steady, and has set up the spring between bracer and the base, can effectively cushion because of the produced vibration of the focus removal of revolving stage and its top mechanism.

Drawings

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

FIG. 2 is a schematic side view of the present invention;

FIG. 3 is an enlarged schematic view of the structure at the position A of the present invention;

FIG. 4 is an enlarged schematic view of the structure at B of the present invention;

fig. 5 is an enlarged schematic view of the structure at position C of the present invention.

Illustration of the drawings: 1. a base; 2. a first motor; 3. a turntable; 4. a fixed seat; 5. a first robot arm; 6. a second mechanical arm; 7. a manipulator mounting plate; 8. a support block; 9. a ball bearing; 10. a stay bar; 11. a first spring; 12. a slide bar; 13. a third mounting seat; 14. a fourth mounting seat; 15. a hydraulic cylinder; 16. a slider; 17. a sleeve; 18. a first mounting seat; 19. a second motor; 20. a rectangular groove; 21. a second mounting seat; 22. a screw; 23. a gripper; 24. a third spring; 25. a second spring; 26. a rotating shaft; 27. an annular groove.

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, the present invention provides an embodiment: an anti-shaking mechanical arm comprises a base 1, wherein the top of the base 1 is fixedly connected with a support rod 10, the top of the support rod 10 is connected with a support block 8 in a sliding manner, a rotary table 3 is arranged above the base 1, an annular groove 27 is arranged at the position, corresponding to the support block 8, of the rotary table 3, the top of the rotary table 3 is fixedly connected with a fixed seat 4, one side of the fixed seat 4 is fixedly connected with a first installation seat 18, one end, close to the fixed seat 4, of the first installation seat 18 is rotatably connected with a hydraulic cylinder 15, one end, far away from the fixed seat 4, of the first installation seat 18 is rotatably connected with a sleeve 17, a sliding block 16 is slidably connected inside the sleeve 17, the top of the sliding block 16 is fixedly connected with a sliding rod 12, the bottom of the sliding block 16 is fixedly connected with a second spring 25, the other end of the second spring 25 is fixedly connected with the bottom of the sleeve 17, the end of second arm 6 rotates and is connected with manipulator mounting panel 7, and the bottom fixedly connected with second mount pad 21 of manipulator mounting panel 7, and the inside of second mount pad 21 is equipped with rectangle recess 20, runs through on the lateral wall of rectangle recess 20 and is equipped with screw rod 22, and threaded connection has tongs 23 on the screw rod 22, one side fixedly connected with third spring 24 of tongs 23, and the other end of third spring 24 and the inside wall fixed connection of rectangle recess 20.

The inside fixedly connected with first motor 2 of base 1, and the output of first motor 2 passes through 26 revolving stages 3 fixed connection of pivot, realizes that first motor 2 can drive revolving stage 3 and upper portion spare rotates.

The top of the supporting block 8 extends into the inside of the annular groove 27, and the ball 9 is arranged between the supporting block 8 and the side wall of the annular groove 27, so that the supporting block 8 does not influence the rotation of the turntable 3 while supporting the turntable 3.

The bottom fixedly connected with first spring 11 of bracer 8, and the other end of first spring 11 and the last fixed surface of base 1 are connected, and revolving stage 3 and the last device rotate, arouse the barycenter position to change, thereby make revolving stage 3 produce the shake when rotating, this kind of shake can effectively be cushioned in the setting of first spring 11.

One side of the first mechanical arm 5 is fixedly connected with a third mounting seat 13 and a fourth mounting seat 14 respectively, the third mounting seat 13 is rotatably connected with the tail end of the sliding rod 12, and the fourth mounting seat 14 is rotatably connected with the tail end of the hydraulic cylinder 15 to form a link mechanism so that the rotation of the mechanical arm is more stable.

One side fixedly connected with second motor 19 of second mount pad 21, and the output of second motor 19 and one side fixed connection of screw rod 22, second motor 19 drive screw rod 22 and rotate to make tongs 23 be close to each other or keep away from, realize snatching.

The working principle is as follows: when the anti-shaking mechanical arm is used, when the first motor 2 is started to drive the rotary table 3 and parts on the rotary table to rotate together, in the rotating process, the supporting block 8 plays a role of auxiliary support, the arrangement of the ball 9 enables the supporting block 8 not to influence the rotation of the rotary table 3, the first spring 11 has a buffering role on shaking generated in the rotating process of the rotary table 3, when the hydraulic cylinder 15 is started, the hydraulic cylinder 15 drives the first mechanical arm 5 to rotate, the first mechanical arm 5 is connected with the sliding rod 12 through the third mounting seat 13, the sleeve 17, the sliding rod 12 and the hydraulic cylinder 15 form a link mechanism, so that the rotation of the first mechanical arm 5 is more stable, the second spring 25 is arranged between the sliding block 16 and the sleeve 17 and can buffer the shaking generated in the moving process of the first mechanical arm 5, and the second mechanical arm 6, and the mechanical arm 6 and the mechanical arm mounting plate 7 are arranged in the same structure, can effectively cushion the shake between each joint, when starting second motor 19, second motor 19 drives screw rod 22 and rotates, thereby tongs 23 are close to each other or keep away from and realize snatching the action, fixedly connected with third spring 24 between the inside wall of tongs 23 and rectangle recess 20, can effectively cushion the shake that tongs 23 produced in the motion process, this anti-shake mechanical arm, through implementing the anti-shake to each relative motion link, thereby realize this mechanical arm's anti-shake, certain practicality has.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the principles of the present invention.

Claims

1. The utility model provides an anti-shake mechanical arm, includes base (1), its characterized in that: the top of the base (1) is fixedly connected with a support rod (10), the top of the support rod (10) is connected with a support block (8) in a sliding mode, a rotary table (3) is arranged above the base (1), an annular groove (27) is formed in the position, corresponding to the support block (8), of the rotary table (3), a fixed seat (4) is fixedly connected to the top of the rotary table (3), a first installation seat (18) is fixedly connected to one side of the fixed seat (4), one end, close to the fixed seat (4), of the first installation seat (18) is rotatably connected with a hydraulic cylinder (15), one end, far away from the fixed seat (4), of the first installation seat (18) is rotatably connected with a sleeve (17), a sliding block (16) is slidably connected to the inside of the sleeve (17), a sliding rod (12) is fixedly connected to the top of the sliding block (16), and a second spring (25), the other end of the second spring (25) is fixedly connected with the bottom of the sleeve (17), the top of the fixing seat (4) is connected with a first mechanical arm (5) in a rotating mode, the top of the first mechanical arm (5) is connected with a second mechanical arm (6) in a rotating mode, the tail end of the second mechanical arm (6) is connected with a mechanical arm mounting plate (7) in a rotating mode, the bottom of the mechanical arm mounting plate (7) is fixedly connected with a second mounting seat (21), a rectangular groove (20) is formed in the second mounting seat (21), a screw rod (22) penetrates through the side wall of the rectangular groove (20), a gripper (23) is connected to the screw rod (22) in a threaded mode, a third spring (24) is fixedly connected to one side of the gripper (23), and the other end of the third spring (24) is fixedly connected with the inner side wall of the rectangular groove (20).

2. The anti-shake robot of claim 1, wherein: the interior fixedly connected with first motor (2) of base (1), just the output of first motor (2) is through pivot (26) revolving stage (3) fixed connection.

3. The anti-shake robot of claim 1, wherein: the top of bracer (8) stretches into the inside of annular groove (27), just be equipped with ball (9) between the lateral wall of bracer (8) and annular groove (27).

4. The anti-shake robot of claim 1, wherein: the bottom fixedly connected with first spring (11) of kicking block (8), just the other end of first spring (11) and the upper surface fixed connection of base (1).

5. The anti-shake robot of claim 1, wherein: one side of the first mechanical arm (5) is fixedly connected with a third mounting seat (13) and a fourth mounting seat (14) respectively, the third mounting seat (13) is rotatably connected with the tail end of the sliding rod (12), and the fourth mounting seat (14) is rotatably connected with the tail end of the hydraulic cylinder (15).

6. The anti-shake robot of claim 1, wherein: one side of the second mounting seat (21) is fixedly connected with a second motor (19), and the output end of the second motor (19) is fixedly connected with one side of the screw rod (22).