CN221561373U - Automatic industrial mechanical arm - Google Patents

Abstract

The utility model discloses an automatic industrial mechanical arm, which comprises a base, wherein the top end of the base is rotationally connected with a device body, the top end of the device body is hinged with a connecting arm, the free end of the connecting arm is hinged with a supporting arm, the free end of the supporting arm is connected with a telescopic arm through an air cylinder, the free end of the telescopic arm is hinged with a connecting block, the bottom end of the connecting block is connected with a clamping mechanism through an air cylinder, the clamping mechanism comprises a mechanism main body, a rotating motor is arranged in the mechanism main body, the rotating motor is connected with a gear through a rotating shaft, a pair of movable plates are arranged on the upper side and the lower side of the gear, toothed plates meshed with the gear are arranged on the surfaces of the movable plates, the free ends of the movable plates are fixedly connected with fixed plates, the free ends of the fixed plates are fixedly connected with clamping plates, the clamping plates are symmetrically arranged, a plurality of clamping blocks are longitudinally and fixedly connected with a hinging seat at the rear ends of the clamping blocks, and the problem that articles are possibly damaged due to the fact that the existing mechanical arm is not flat in the clamping surface and needs to use of a larger force is solved.

Description

Automatic industrial mechanical arm

Technical Field

The utility model relates to the technical field of industrial mechanical arms, in particular to an automatic industrial mechanical arm.

Background

The industrial robot is adopted to replace manual operation, so that the dependence of enterprises on the manual operation is greatly reduced.

Industrial robot arms are the most widely practical automation mechanical devices in the field of industrial robots at present, the body and shadow of the industrial robot arms can be seen in many industrial manufacturing fields, and in the use process of the existing robot arms, two groups of clamping jaws are moved by means of mutual matching between gears so as to clamp parts.

The existing clamping positions are mostly planes, the two clamping positions are moved forwards and backwards to shrink until the clamping positions contact an article, then the article is lifted up by means of shrinkage clamping force, at the moment, the article is prevented from falling off by means of friction force of the clamping positions, when the article is flat, the contact area between the clamping positions and the article is large, the article is better clamped and is not easy to fall off, when the article has a certain radian, the contact area between the clamping positions and the article can be reduced, the clamping is not firm, and the article is easy to fall off when heavy.

Disclosure of utility model

The utility model aims to provide an automatic industrial mechanical arm so as to solve the problem that an existing mechanical arm clamps an object with a non-flat surface, and the object is possibly damaged due to the fact that larger force is required to be used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an automatic industrial mechanical arm, includes the base, the base top rotates and is connected with the device body, the device body top articulates there is the linking arm, the linking arm free end articulates there is the support arm, the support arm free end is connected with the flexible arm through the cylinder, flexible arm free end articulates there is the connecting block, the connecting block bottom is connected with fixture through the cylinder, fixture includes the mechanism main part, be provided with the rotating electrical machines in the mechanism main part, the rotating electrical machines is connected with the gear through the pivot, both sides are provided with a pair of movable plate about the gear, the movable plate surface be provided with gear engagement's pinion rack, a pair of equal fixedly connected with fixed plate of movable plate free end, fixed plate free end fixedly connected with splint, a pair of splint symmetry sets up, splint front end vertically evenly is provided with a plurality of clamp splice, clamp splice rear end fixedly connected with articulated seat, articulated seat transversely sets up in the middle of clamp splice.

Preferably, the front end of the clamping block is provided with a rubber block, and the rubber block is provided with anti-skid lines.

Preferably, a pair of compression springs are symmetrically arranged on the upper side and the lower side of the rear end of the clamping block.

Preferably, limiting blocks are arranged on two sides of the toothed plate.

Preferably, the joints of the base and the device body, the device body and the connecting arm, the connecting arm and the support arm, and the telescopic arm and the connecting block are all provided with driving motors.

Preferably, the clamping blocks on the clamping plate are at least two.

The principle and beneficial effect of this technical scheme:

(1) The mechanical arm simulates a human arm, the device body is equal to a human body, the connecting arm is equal to a human big arm, the supporting arm is equal to a human forearm, the clamping mechanism is equal to a human hand, the human body can be taken to be stretched into a radius drawing circle through the cooperation between the connecting arm, the supporting arm and the supporting arm under the condition that other parts are kept motionless, namely, the device can be used for taking the connecting arm, the supporting arm and the telescopic arm in front of the supporting arm to be completely stretched into the radius drawing circle, meanwhile, the device body can rotate around the base, and the moving range of the mechanical arm is enough to flexibly finish the movement of the object from a point to a point in the three-dimensional space.

(2) When clamping articles, because the clamping mechanism achieves the aim of clamping by exerting force on two sides and finally increasing friction force, the clamping blocks can be completely contacted with the articles when clamping flat articles, and the contact area of the clamping blocks and the articles is small when clamping the articles with radians, the force for clamping the two sides is increased at the moment, so that the requirements of energy consumption and motors are increased, the clamped articles can be possibly damaged, the utility model has the advantages that the clamping blocks are arranged, the clamp splice both sides have the pressure spring to support and be flat when not touching article, when touching article, the both sides splint continue to the middle closed removal under the effect of motor, the clamp splice can carry out the rotation around the axle of articulated seat according to the surface shape of object, laminating object surface, increase the area of contact with the object, increased the frictional force between article and the clamp splice, prevent to loosen at the in-process of centre gripping, the setting of rubber piece has certain cushioning effect, has played the guard action to the product.

Drawings

FIG. 1 is a schematic structural diagram of an automated industrial robot according to an embodiment of the present utility model;

fig. 2 is a schematic structural diagram of a clamping mechanism of an automatic industrial mechanical arm according to an embodiment of the present utility model;

in the figure: 1. a base; 2. a device body; 3. a connecting arm; 4. a support arm; 5. a telescoping arm; 6. a connecting block; 7. a mechanism body; 8. a gear; 9. a moving plate; 10. a toothed plate; 11. a fixing plate; 12. a clamping plate; 13. clamping blocks; 14. a hinge base; 15. a rubber block; 16. a pressure spring; 17. and a limiting block.

Detailed Description

The utility model is described in further detail below with reference to the attached drawings and embodiments:

An automatic industrial mechanical arm as shown in fig. 1-2 comprises a base 1, the top of the base 1 is rotationally connected with a device body 2, the top of the device body 2 is hinged with a connecting arm 3, the free end of the connecting arm 3 is hinged with a support arm 4, the free end of the support arm 4 is connected with a telescopic arm 5 through an air cylinder, the free end of the telescopic arm 5 is hinged with a connecting block 6, the bottom of the connecting block 6 is connected with a clamping mechanism through an air cylinder, the clamping mechanism comprises a mechanism main body 7, a rotating motor is arranged in the mechanism main body 7, the rotating motor is connected with a gear 8 through a rotating shaft, the upper side and the lower side of the gear 8 are provided with a pair of movable plates 9, the surface of the movable plates 9 is provided with toothed plates 10 meshed with the gear 8, the two sides of the toothed plates 10 are provided with limiting blocks 17, the free ends of the pair of the movable plates 9 are fixedly connected with fixed plates 11, the free ends of the fixed plates 11 are fixedly connected with clamping plates 12, the pair of clamping plates 12 are symmetrically arranged, the front ends of the clamping plates 12 are longitudinally and uniformly provided with a plurality of clamping blocks 13, the clamping blocks 13 on the clamping plates 12 are at least two, the rear ends of the clamping blocks 13 are fixedly connected with a hinging seat 14, and the hinging seat 14 is transversely arranged in the middle of the clamping blocks 13.

The front end of the clamping block 13 is provided with a rubber block 15, the rubber block 15 is provided with anti-skid lines, friction force is increased, and meanwhile, a certain protection is provided for an object.

A pair of pressure springs 16 are symmetrically arranged on the upper side and the lower side of the rear end of the clamping block 13, so that a plurality of clamping blocks 13 are ensured to be flat on a plane in an initial state, the clamping blocks 13 are prevented from initially having inclined edges and corners, and a contact object may have a clamping effect.

The joints of the base 1 and the device body 2, the device body 2 and the connecting arm 3, the connecting arm 3 and the support arm 4, and the telescopic arm 5 and the connecting block 6 are all provided with driving motors.

The specific implementation process is as follows:

When the mechanical arm is used, the clamping blocks 13 are arranged on two sides of an object to be clamped through the matching of the driving motors and the air cylinders, the rotating motors are started to drive the clamping plates 12 to move towards the middle, the clamping plates 13 can be automatically attached according to the surface shape of the object in the process of completely clamping the object when the clamping plates are contacted with the object, the object is lifted through the matching of the driving motors after being clamped, the rotating motors are started again when the clamping plates 12 move to the two sides to loosen the object, and the mechanical arm is reset.

The foregoing is merely exemplary embodiments of the present utility model, and detailed technical solutions or features that are well known in the art will not be described in detail herein. It will be apparent to those skilled in the art that various modifications and improvements can be made without departing from the technical scope of the utility model, and these should also be regarded as the scope of the utility model, which does not affect the effect of the utility model and the practical applicability of the patent. The protection scope of the present utility model is subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.

Claims (6)

1. An automatic industrial robot arm, its characterized in that: including base (1), base (1) top rotates and is connected with device body (2), device body (2) top articulates there is linking arm (3), linking arm (3) free end articulates there is support arm (4), support arm (4) free end is connected with telescopic boom (5) through the cylinder, telescopic boom (5) free end articulates there is connecting block (6), connecting block (6) bottom is connected with fixture through the cylinder, fixture includes mechanism main part (7), be provided with rotating electrical machines in mechanism main part (7), the rotating electrical machines is connected with gear (8) through the pivot, both sides are provided with a pair of movable plate (9) about gear (8), movable plate (9) surface be provided with pinion rack (10) of gear (8) meshing, a pair of movable plate (9) free end equal fixedly connected with fixed plate (11), fixed plate (11) free end fixedly connected with splint (12), a pair of splint (12) symmetry sets up, splint (12) front end longitudinal direction evenly are provided with pinch-grip block (13), pinch-holder (13) are connected with articulated seat (13), pinch-holder (13) are provided with articulated seat (13).

2. An automated industrial robot as claimed in claim 1, wherein: the front end of the clamping block (13) is provided with a rubber block (15), and the rubber block (15) is provided with anti-skid lines.

3. An automated industrial robot as claimed in claim 1, wherein: a pair of compression springs (16) are symmetrically arranged on the upper side and the lower side of the rear end of the clamping block (13).

4. An automated industrial robot as claimed in claim 1, wherein: limiting blocks (17) are arranged on two sides of the toothed plate (10).

5. An automated industrial robot as claimed in claim 1, wherein: the base (1) and the device body (2), the device body (2) and the connecting arm (3), the connecting arm (3) and the supporting arm (4), and the connecting parts of the telescopic arm (5) and the connecting block (6) are all provided with driving motors.

6. An automated industrial robot as claimed in claim 1, wherein: at least two clamping blocks (13) are arranged on the clamping plate (12).