CN221111877U

CN221111877U - Mechanical arm with multidirectional adjustment function

Info

Publication number: CN221111877U
Application number: CN202323069092.2U
Authority: CN
Inventors: 张悦; 高杰
Original assignee: Tianjin Taihe Automation Technology Co ltd
Current assignee: Tianjin Taihe Automation Technology Co ltd
Priority date: 2023-11-14
Filing date: 2023-11-14
Publication date: 2024-06-11
Anticipated expiration: 2033-11-14

Abstract

The utility model relates to the technical field of mechanical arms and discloses a mechanical arm with multidirectional adjustment, which comprises a connecting rod, wherein a fixed box is fixedly arranged at the lower end of the connecting rod, a rotating device is arranged in the fixed box and comprises a rotating rod, a driven wheel, a driving motor and a driving wheel, the rotating rod penetrates through the bottom end of the fixed box and is rotationally connected with the fixed box, the driven wheel is fixedly arranged at the upper end of the rotating rod, the driving motor is fixedly arranged in the fixed box, and the driving wheel is arranged in the fixed box. This possess diversified arm of adjusting, through being provided with rotary device, accomplish diversified regulation, improve the convenience of use, satisfy the demand of use, through being provided with slider and extrusion stem in the upper end of action wheel, make the inside fluid of oil delivery pipe drop down in the upper end of action wheel, realize carrying out lubricated effect to action wheel and follow driving wheel, improve equipment's life.

Description

Mechanical arm with multidirectional adjustment function

Technical Field

The utility model relates to the technical field of mechanical arms, in particular to a mechanical arm with multidirectional adjustment.

Background

The mechanical arm is a complex system with high precision, multiple inputs and multiple outputs, high nonlinearity and strong coupling, has wide application in the fields of industrial assembly, safety explosion prevention and the like due to the unique operation flexibility, is a complex system, has uncertainty of parameter perturbation, external interference, unmodeled dynamics and the like, has uncertainty of a modeling model of the mechanical arm, and needs to plan motion tracks of joint space of the mechanical arm for different tasks so as to form a terminal pose in a cascading way.

According to a disclosed mechanical arm publication number with multidirectional adjustment: CN 213136756U), in the above application, the first motor is used for driving the screw rod to rotate, and then drives the connecting rod to move laterally, thereby driving the lateral movement of the mechanical arm body, and the second motor is used for driving the first rotating wheel to rotate, and then drives the transmission chain to rotate, and the transmission chain is used for driving the stop lever to move longitudinally, so as to achieve the lateral and longitudinal movement of the mechanical arm body.

When different workpieces are grabbed, the workpieces cannot be well clamped only by using transverse and longitudinal movement, so that the regulated direction of the workpieces cannot meet the use requirement.

Disclosure of utility model

The present utility model is directed to a robot arm with multi-directional adjustment, so as to solve the problems set forth in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a possess diversified arm of adjusting, includes the connecting rod, the lower extreme fixed mounting of connecting rod has fixed box, fixed box inside is provided with rotary device, rotary device includes:

The rotary rod penetrates through the bottom end of the fixed box and is rotationally connected with the fixed box, and the driven wheel is fixedly arranged at the upper end of the rotary rod;

the driving motor is fixedly arranged in the fixed box;

The driving wheel is arranged in the fixed box, and the lower end of the driving wheel is fixedly connected with the output end of the driving motor.

Preferably, the upper end of the fixed box is fixedly provided with an oil conveying box, the lower end of the oil conveying box is provided with an oil conveying pipe, and the lower end of the oil conveying pipe penetrates through the fixed box and is fixedly connected with the fixed box.

Preferably, the inner wall of the oil delivery pipe is fixedly provided with a telescopic spring, the lower end of the telescopic spring is fixedly connected with the marble, the marble is extruded downwards through the elastic potential energy of the telescopic spring, and the marble can play a blocking effect on the oil delivery pipe.

Preferably, the lower extreme fixed mounting of rotary rod has the connecting block, the connecting block sets up to concave, fixed mounting has reciprocating motor on the right-hand member outer wall of connecting block, reciprocating motor's output runs through the connecting block and with manipulator fixed connection, the manipulator is at the inside rotation connection of connecting block.

Preferably, a sliding block is fixedly arranged at the upper end of the driving wheel, and the upper end of the sliding block is arranged to be an arc surface.

Preferably, the upper end of the sliding block is fixedly provided with an extrusion rod, and the upper end of the extrusion rod is provided with an arc surface.

Compared with the prior art, the utility model provides the mechanical arm with multidirectional adjustment, which has the following beneficial effects:

1. This possess diversified arm of adjusting, through being provided with rotary device, start driving motor, make driving motor's output drive action wheel rotate, the action wheel meshes with from the driving wheel mutually, makes from the driving wheel drive rotary rod rotate, and then makes the manipulator of lower extreme rotate, and reciprocating motor can make the manipulator carry out the back-and-forth oscillation simultaneously, accomplishes diversified regulation, improves the convenience of use, satisfies the demand of use.

2. This possess diversified arm of adjusting, through being provided with slider and extrusion stem in the upper end of action wheel, extrusion stem can contact and extrude it with the marble at the rotation in-process, makes the marble upwards move, and the inside fluid of oil delivery pipe can drop down in the upper end of action wheel simultaneously, realizes carrying out lubricated effect to action wheel and follow driving wheel, reduces the action wheel and follows the damage that the driving wheel friction brought, improve equipment's life.

Drawings

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the structure of the fixing case of the present utility model in cross section;

fig. 3 is an enlarged schematic view of the portion a of fig. 2 according to the present utility model.

In the figure: 1. a connecting rod; 2. a fixed box; 3. a rotating device; 301. a rotating rod; 302. driven wheel; 303. a driving motor; 304. a driving wheel; 4. an oil delivery box; 5. an oil delivery pipe; 501. a telescopic spring; 502. a marble; 6. a connecting block; 7. a reciprocating motor; 701. a manipulator; 8. a slide block; 9. and extruding the rod.

Detailed Description

As shown in fig. 1-3, the present utility model provides a technical solution: the utility model provides a possess arm that diversified was adjusted, includes connecting rod 1, and the lower extreme fixed mounting of connecting rod 1 has fixed box 2, and fixed box 2 is inside to be provided with rotary device 3, and rotary device 3 includes rotary rod 301, and rotary rod 301 runs through the bottom of fixed box 2 and rotates with fixed box 2 to be connected, and rotary rod 301's upper end fixed mounting has from driving wheel 302, and fixed box 2's inside lower extreme fixed mounting has driving motor 303, and driving motor 303's output fixed mounting has action wheel 304.

Specifically, the rotating device 3 in the technical scheme of the utility model comprises a rotating rod 301, a driven wheel 302, a driving motor 303 and a driving wheel 304, wherein the driving wheel 304 is driven to rotate by the driving motor 303, and the driving wheel 304 is meshed with the driven wheel 302, so that the driven wheel 302 drives the rotating rod 301 to rotate, and further, the connecting block 6, the reciprocating motor 7 and the manipulator 701 at the lower end rotate, thereby realizing multidirectional adjustment, improving the convenience of use and meeting the use requirement.

In one embodiment of the utility model, the upper end of the extrusion rod 9 is set to be an arc surface, the upper end of the sliding block 8 is set to be an arc surface, so that oil better slides down along the arc surface to the outer wall of the driving wheel 304, and a sealing gasket is arranged at the joint of the fixed box 2 and the rotary rod 301, so that the sealing effect of the inside is ensured.

With continued reference to fig. 1-3, an oil delivery box 4 is fixedly arranged at the upper end of the fixed box 2, an oil delivery pipe 5 is arranged at the lower end of the oil delivery box 4, the lower end of the oil delivery pipe 5 penetrates through the fixed box 2 and is fixedly connected with the fixed box 2, a telescopic spring 501 is fixedly arranged on the inner wall of the oil delivery pipe 5, the lower end of the telescopic spring 501 is fixedly connected with a marble 502, a connecting block 6 is fixedly arranged at the lower end of a rotating rod 301, the connecting block 6 is arranged in a concave shape, a reciprocating motor 7 is fixedly arranged on the outer wall of the right end of the connecting block 6, the output end of the reciprocating motor 7 penetrates through the connecting block 6 and is fixedly connected with a manipulator 701, the manipulator 701 is rotatably connected inside the connecting block 6, a sliding block 8 is fixedly arranged at the upper end of a driving wheel 304, and an extruding rod 9 is fixedly arranged at the upper end of the sliding block 8.

In order to prevent the driving wheel 304 from rubbing against the driven wheel 302 in a mutually rotating manner for a long time, so that the friction damage is caused, the service life of the driving wheel is reduced, the oil conveying box 4 and the oil conveying pipe 5 are arranged at the upper end of the fixed box 2, when the driving wheel 304 rotates, the extrusion rod 9 is driven to rotate, the extrusion rod 9 can be in contact with the marble 502 in the rotating process and extrudes the marble 502, the oil conveying pipe 5 is not shielded, so that the oil in the driving wheel 304 and the driven wheel 302 can be lubricated along the cambered surface of the sliding block 8, the effect of lubricating the driving wheel 304 and the driven wheel 302 is realized, the damage caused by friction of the driving wheel 304 and the driven wheel 302 is reduced, and the service life of equipment is prolonged.

When the manipulator 701 is in operation (or in use), when the direction of the manipulator 701 is required to rotate, the driving motor 303 is started, the output end of the driving motor 303 drives the driving wheel 304 to rotate, the driving wheel 304 is meshed with the driven wheel 302, the driven wheel 302 drives the rotating rod 301 to rotate, the manipulator 701 at the lower end is further rotated, and meanwhile, the reciprocating motor 7 can enable the manipulator 701 to swing back and forth, so that multidirectional adjustment is achieved, the use convenience is improved, and the use requirement is met.

The foregoing utility model has been generally described in great detail, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto. Accordingly, it is intended to cover modifications or improvements within the spirit of the inventive concepts.

Claims

1. The utility model provides a possess diversified arm of adjusting, includes connecting rod (1), its characterized in that: fixed box (2) is fixed fixedly to the lower extreme of connecting rod (1), fixed box (2) inside is provided with rotary device (3), rotary device (3) include:

the rotary rod (301), the rotary rod (301) runs through the bottom end of the fixed box (2) and is rotationally connected with the fixed box (2), and the upper end of the rotary rod (301) is fixedly provided with a driven wheel (302);

The driving motor (303), the said driving motor (303) is fixedly installed in the inside of the fixed box (2);

The driving wheel (304), driving wheel (304) set up in the inside of fixed box (2), the lower extreme of driving wheel (304) is fixed connection with the output of driving motor (303).

2. A robot arm with multi-directional adjustment according to claim 1, characterized in that: the oil conveying box (4) is fixedly arranged at the upper end of the fixed box (2), an oil conveying pipe (5) is arranged at the lower end of the oil conveying box (4), and the lower end of the oil conveying pipe (5) penetrates through the fixed box (2) and is fixedly connected with the fixed box (2).

3. A robot arm with multi-directional adjustment according to claim 2, characterized in that: an expansion spring (501) is fixedly arranged on the inner wall of the oil delivery pipe (5), and the lower end of the expansion spring (501) is fixedly connected with a marble (502).

4. A robot arm with multi-directional adjustment according to claim 1, characterized in that: the rotary rod is characterized in that a connecting block (6) is fixedly arranged at the lower end of the rotary rod (301), the connecting block (6) is arranged to be concave, a reciprocating motor (7) is fixedly arranged on the outer wall of the right end of the connecting block (6), the output end of the reciprocating motor (7) penetrates through the connecting block (6) and is fixedly connected with a manipulator (701), and the manipulator (701) is rotationally connected inside the connecting block (6).

5. A robot arm with multi-directional adjustment according to claim 1, characterized in that: the upper end of the driving wheel (304) is fixedly provided with a sliding block (8).

6. The mechanical arm with multi-directional adjustment according to claim 5, wherein: the upper end of the sliding block (8) is fixedly provided with an extrusion rod (9).