CN218195284U

CN218195284U - Multi-shaft mechanical arm capable of independently adjusting clamping angle

Info

Publication number: CN218195284U
Application number: CN202222315221.0U
Authority: CN
Inventors: 陈艳丽; 巩亮亮; 吴冬霞; 杨成浩
Original assignee: Lanzhou Institute Of Information Technology
Current assignee: Lanzhou Institute Of Information Technology
Priority date: 2022-08-31
Filing date: 2022-08-31
Publication date: 2023-01-03
Anticipated expiration: 2032-08-31

Abstract

The utility model discloses a multiaxis arm that can adjust clamping angle alone belongs to arm technical field, wherein includes the support, two pivots of support inner wall fixedly connected with, two the pivot other end rotates through the bearing and is connected with the connecting cylinder, one of them pivot one end fixedly connected with first bevel gear, connecting cylinder inner wall fixedly connected with band-type brake motor, band-type brake motor output shaft one end fixedly connected with second bevel gear, second bevel gear meshes with first bevel gear mutually, support inner wall fixedly connected with electric putter drives second bevel gear through band-type brake motor work, through the cooperation relation of first bevel gear and second bevel gear to drive one of them pivot and rotate, under the effect of bearing, drive the support and rotate, thereby make things convenient for the line angle modulation, realize multi-angle, diversified centre gripping work under the effect of arm body.

Description

Multi-shaft mechanical arm capable of independently adjusting clamping angle

Technical Field

The utility model relates to an arm technical field, more specifically say, it relates to a multiaxis arm of independent adjustment centre gripping angle.

Background

The mechanical arm can greatly improve the production efficiency, stabilize and improve the product quality, improve the labor condition of workers, improve the mechanization and automation degree of industrial production, can replace people to work in dangerous, harmful, toxic, low-temperature, high-temperature and other severe environments, complete heavy and monotonous repeated labor, and has wide application in the production links of welding, painting, carrying and the like.

A multi-axis robot arm as disclosed in the chinese patent, publication No.: CN212763549U, published: 20210323, through setting up tong and electric telescopic handle, electric telescopic handle's flexible drive tong goes up and down, thereby it is fixed to be convenient for carry out the centre gripping to the work piece of equidimension not, conveniently adjust the interval size of tong, convenient transport is used, however, the device can not independent angle of adjustment of tong when using, to some special products of outward appearance, the tong can not adjust independent angle of adjustment and carry out the centre gripping, and the device only possess clamping function, to the unable centre gripping of some thinner products, use the flexibility lower.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

Not enough to prior art exists, the utility model aims to provide a multiaxis arm that can independent adjustment centre gripping angle, it has the characteristics that use the flexibility high.

(2) Technical scheme

For realizing the above-mentioned purpose, the utility model provides a multiaxis arm of adjustment centre gripping angle alone, which comprises a bracket, two pivots of support inner wall fixedly connected with, two the pivot other end is rotated through the bearing and is connected with the connecting cylinder, one of them the first bevel gear of pivot one end fixedly connected with, connecting cylinder inner wall fixedly connected with band-type brake motor, band-type brake motor output shaft one end fixedly connected with second bevel gear, second bevel gear meshes with first bevel gear mutually, support inner wall fixedly connected with electric putter, electric putter one end fixedly connected with drive assembly, support inner wall sliding connection has the gripper jaw, gripper jaw and drive assembly all have two sets ofly.

When the multi-shaft mechanical arm capable of independently adjusting the clamping angle is used, the band-type brake motor works to drive the second bevel gear to rotate, the first bevel gear and the second bevel gear are matched, one of the rotating shafts is driven to rotate, the support is driven to rotate under the action of the bearing, the angle adjustment is facilitated, and the multi-angle and multi-azimuth clamping work is realized under the action of the mechanical arm body.

Further, the transmission assembly comprises a slide rod, the slide rod is fixedly connected to one end of the electric push rod, the surface of the slide rod is connected with two slide blocks in a sliding mode, the upper surfaces of the two slide blocks are connected with a first connecting rod in a rotating mode through a pin shaft, the other end of the first connecting rod is connected to the upper surface of the support in a rotating mode through a pin shaft, the lower surfaces of the two slide blocks are connected with a second connecting rod in a rotating mode through a pin shaft, and the other end of the second connecting rod is connected to the lower surface of the clamping jaw in a rotating mode through a pin shaft.

Further, the support lower surface is fixedly connected with the gas circuit board, the gas circuit board lower surface is fixedly connected with a plurality of sucking discs.

Furthermore, the side surface of the gas circuit board is fixedly connected with an air inlet.

Further, a connecting disc is fixedly connected to the side face of the connecting cylinder, and a mechanical arm body is fixedly connected to the other side of the connecting disc through a bolt.

Further, the side surfaces of the two clamping claws are provided with anti-skid lines.

(3) Advantageous effects

To sum up, the utility model discloses following beneficial effect has:

1. the multi-shaft mechanical arm capable of independently adjusting the clamping angle drives the second bevel gear to rotate through the work of the band-type brake motor, one of the rotating shafts is driven to rotate through the matching relation of the first bevel gear and the second bevel gear, and the support is driven to rotate under the action of the bearing, so that the angle adjustment is facilitated, and the multi-angle and multi-direction clamping work is realized under the action of the mechanical arm body;

2. the multi-shaft mechanical arm capable of independently adjusting the clamping angle drives the sliding rod to move through the work of the electric push rod, the sliding block is pulled to move on the surface of the sliding rod under the action of the first connecting rod, the second connecting rod is pulled to move through the movement of the sliding block, so that the two clamping claws are driven to move, the purpose of clamping a product is achieved, and the angle of the first connecting rod and the angle of the second connecting rod can be automatically adjusted through the arrangement of the pin shaft;

3. this multiaxis arm of adjustable centre gripping angle alone through setting up the gas circuit board, under the effect of sucking disc, can realize the adsorption work to the product to the realization is to the transfer work of some thinner products, through setting up the air inlet, conveniently connects the trachea, through setting up the connection pad, conveniently installs it on the arm body, through setting up anti-skidding line, prevents that the product from dropping when the centre gripping product.

Drawings

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

FIG. 1 is a schematic view of the front view structure of the present invention;

fig. 2 is a schematic front view of the bracket of the present invention;

fig. 3 is a schematic view of the bottom structure of the middle bracket of the present invention.

The labels in the figures are:

1. a support; 2. a rotating shaft; 3. a connecting cylinder; 4. a first bevel gear; 5. a band-type brake motor; 6. a second bevel gear; 7. an electric push rod; 8. a transmission assembly; 801. a slide bar; 802. a slider; 803. a first connecting rod; 804. a second connecting rod; 9. a gripper jaw; 10. a gas circuit board; 11. a suction cup; 12. an air inlet; 13. connecting the disc; 14. a mechanical arm body; 15. and (4) anti-skid lines.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the following description is made for the technical solution of the present invention in the embodiments to explain the present invention clearly and completely, obviously, the described embodiments are only a part of the embodiments of the present invention, but not all the embodiments.

The embodiment is as follows:

the present invention will be described in further detail with reference to the accompanying fig. 1-3.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a multiaxis arm that can adjust centre gripping angle alone, which comprises a bracket 1, two pivots 2 of 1 inner wall fixedly connected with of support, two 2 other ends of pivot rotate through the bearing and are connected with connecting cylinder 3, the first bevel gear 4 of 2 one end fixedly connected with of one of them pivot, 3 inner wall fixedly connected with band-type brake motors 5 of connecting cylinder, band-type brake motor 5 output shaft one end fixedly connected with second bevel gear 6, second bevel gear 6 meshes with first bevel gear 4 mutually, through band-type brake motor 5 work, drive second bevel gear 6 and rotate, cooperation relation through first bevel gear 4 and second bevel gear 6, thereby drive one of them pivot 2 and rotate, under the effect of bearing, drive support 1 and rotate, thereby make things convenient for angle modulation, realize the multi-angle under the effect of arm body 14, diversified centre gripping work.

Support 1 inner wall fixedly connected with electric putter 7, electric putter 7 one end fixedly connected with transmission assembly 8, transmission assembly 8 includes slide bar 801, slide bar 801 fixed connection is in electric putter 7 one end, slide bar 801 surface sliding connection has two sliders 802, two slider 802 upper surfaces all are connected with head rod 803 through the round pin rotation, the head rod 803 other end rotates through the round pin and connects at support 1 upper surface, two slider 802 lower surfaces are connected with second connecting rod 804 through the round pin rotation, the second connecting rod 804 other end rotates respectively through the round pin axle and connects at gripper jaw 9 lower surface, support 1 inner wall sliding connection has gripper jaw 9, gripper jaw 9 and transmission assembly 8 all have two sets ofly, work through electric putter 7, it moves to drive slide bar 801, under the effect of head rod 803, pulling slider 802 moves at slide bar 801 surface, it moves through slider 802, pulling second connecting rod 804 moves, thereby drive two gripper jaws 9 and realize the purpose of centre gripping product, through setting up the round pin axle, can make head rod 803 and second connecting rod 804 automatic angle adjustment.

Specifically, the lower surface of the support 1 is fixedly connected with an air channel plate 10, the lower surface of the air channel plate 10 is fixedly connected with a plurality of suckers 11, and the side surface of the air channel plate 10 is fixedly connected with an air inlet 12.

Through adopting above-mentioned technical scheme, through setting up gas circuit board 10, under sucking disc 11's effect, can realize the adsorption work to the product to the realization is to the transfer work of some thinner products, through setting up air inlet 12, conveniently connects the trachea.

Specifically, a connecting disc 13 is fixedly connected to the side surface of the connecting cylinder 3, and a mechanical arm body 14 is fixedly connected to the other side of the connecting disc 13 through a bolt.

Through adopting above-mentioned technical scheme, through setting up connection pad 13, conveniently install it on arm body 14.

Specifically, the side surfaces of the two clamping claws 9 are provided with anti-skid lines 15.

Through adopting above-mentioned technical scheme, through setting up anti-skidding line 15, prevent that the product from dropping when the centre gripping product.

The utility model discloses a theory of operation does: firstly, a worker installs the clamping angle on a mechanical arm body 14 through a connecting disc 13 by using a bolt, when the clamping angle needs to be adjusted, the second bevel gear 6 is driven to rotate by working of a band-type brake motor 5, one of the rotating shafts 2 is driven to rotate by the matching relation of the first bevel gear 4 and the second bevel gear 6, the support 1 is driven to rotate under the action of a bearing, so that the clamping claws 9 are adjusted to be at a proper angle, then, an electric push rod 7 is driven to work, a sliding rod 801 is driven to move, a sliding block 802 is pulled to move on the surface of the sliding rod 801 under the action of a first connecting rod 803, the sliding block 802 is driven to move, a second connecting rod 804 is pulled to move, so that the two clamping claws 9 are driven to approach each other to clamp a product, when some thinner products need to be clamped, the angle adjustment is carried out on the support 1 according to the above mode, so that a sucking disc 11 is placed on the surface of the product, an air pipe is connected to an air inlet 12, negative pressure is generated inside the air channel board 10, and the sucking work of the product is realized under the action of the sucking disc 11.

The specific embodiments are only for explaining the present invention, and it is not a limitation to the present invention, and those skilled in the art can make modifications to the embodiments without inventive contribution as required after reading the present specification, but all the embodiments are protected by patent law within the scope of the claims of the present invention.

Claims

1. A multiaxis arm that can adjust centre gripping angle alone, includes support (1), its characterized in that: two pivots (2) of support (1) inner wall fixedly connected with, two pivot (2) other end rotates through the bearing and is connected with connecting cylinder (3), one of them pivot (2) one end fixedly connected with first bevel gear (4), connecting cylinder (3) inner wall fixedly connected with band-type brake motor (5), band-type brake motor (5) output shaft one end fixedly connected with second bevel gear (6), second bevel gear (6) mesh with first bevel gear (4) mutually, support (1) inner wall fixedly connected with electric putter (7), electric putter (7) one end fixedly connected with drive assembly (8), support (1) inner wall sliding connection has gripper jaw (9), gripper jaw (9) and drive assembly (8) all have two sets ofly.

2. The multi-axis robotic arm with individually adjustable gripping angles of claim 1, wherein: drive assembly (8) are including slide bar (801), slide bar (801) fixed connection is in electric putter (7) one end, slide bar (801) surface sliding connection has two sliders (802), two slider (802) upper surface all rotates through the round pin axle and is connected with head rod (803), the head rod (803) other end rotates through the round pin axle and connects at support (1) upper surface, two slider (802) lower surface rotates through the round pin axle and is connected with second connecting rod (804), second connecting rod (804) other end rotates respectively through the round pin axle and connects at gripper jaw (9) lower surface.

3. The multi-axis robotic arm with individually adjustable gripping angles of claim 1, wherein: the support (1) lower fixed surface is connected with gas circuit board (10), gas circuit board (10) lower fixed surface is connected with a plurality of sucking discs (11).

4. The multi-axis robot arm capable of adjusting a clamping angle individually as claimed in claim 3, wherein: the side surface of the gas circuit board (10) is fixedly connected with a gas inlet (12).

5. The multi-axis robotic arm with individually adjustable gripping angles of claim 1, wherein: the side face of the connecting cylinder (3) is fixedly connected with a connecting disc (13), and the other side of the connecting disc (13) is fixedly connected with a mechanical arm body (14) through a bolt.

6. The multi-axis robotic arm with individually adjustable gripping angles of claim 1, wherein: the side surfaces of the two clamping claws (9) are provided with anti-skidding lines (15).