CN212664733U - Mechanical arm structure of stamping robot - Google Patents

Abstract

The utility model discloses a stamping robot's arm structure, include workstation, action wheel, block wheel, hold the ball and accept the arm, the motor has been placed on the workstation, and motor and axis of rotation interconnect to axis of rotation and workstation interconnect, the action wheel is installed in the axis of rotation, and installs from the driving wheel in the axis of rotation to from driving wheel and action wheel interconnect, the block wheel is installed in the axis of rotation, and the block wheel laminates with the gag lever post each other, and the gag lever post laminates with the workstation each other, install spacing spring on the workstation, and spacing spring mounting is on the gag lever post. This stamping robot's arm structure adopts the drive between the gear to can effectually be that robotic arm rotates, and need not use the circuit to control and rotate, convenient and fast more, and restrict robotic arm's rotation direction through the block wheel pair, can the effectual condition of placing robotic arm and appearing the reversal.

Description

Mechanical arm structure of stamping robot

Technical Field

The utility model relates to a punching press robotechnology field specifically is a punching press robotechnology's arm structure.

Background

The stamping robot is very extensive in the industry application, and the arm through stamping robot can effectual replacement manual work to the action of artifical material and blowing of getting is imitated, not only improves work efficiency, and does not know fatigue in succession, can also avoid a large amount of industrial accidents simultaneously.

However, there are some problems in the process of using the punching robot, for example, the conventional mechanical arm is not stable enough and is prone to malfunction due to rotation control by a circuit, so that the production efficiency is affected, and the mechanical arm is prone to reverse rotation without being stressed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a stamping robot's arm structure to it is not stable enough to control to rotate through the circuit to provide in solving above-mentioned background art, and reverse rotation's problem easily appears under the condition that robotic arm does not receive the force.

In order to achieve the above object, the utility model provides a following technical scheme: an mechanical arm structure of a stamping robot comprises a workbench, a driving wheel, a clamping wheel, a bearing ball and a bearing arm, wherein the motor is placed on the workbench and is connected with the rotating shaft, the rotating shaft is connected with the workbench, the driving wheel is installed on the rotating shaft, a driven wheel is installed on the rotating shaft and is connected with the driving wheel, the clamping wheel is installed on the rotating shaft, the clamping wheel is attached to a limiting rod, the limiting rod is attached to the workbench, a limiting spring is installed on the workbench and is installed on the limiting rod, the bearing ball is attached to the workbench, the bearing ball is installed at the lower end of the rotating arm and is connected with the rotating shaft, a first sliding block is attached to the rotating arm, a first sliding block is installed on the bearing arm, and the bearing arm is attached to the rotating arm, and install the location nail on the rotor arm, the location nail is installed on accepting the arm simultaneously, accept to install on the arm and grab the board, and grab board and the mutual laminating of second slider to the second slider is installed on grabbing device, grabbing device and return spring interconnect, and return spring installs on grabbing the board.

Preferably, the number of teeth on the driven wheel is 4 times that on the driving wheel, and the driving wheel and the workbench form a rotating mechanism through a rotating shaft.

Preferably, the clamping wheel is provided with an inclined gear tooth structure at an equal angle, and the outer surface of the gear tooth arranged on the clamping wheel is smooth.

Preferably, the rotating arm is symmetrically distributed with 2 about the center of the positioning nail, and the positioning nail is in sliding connection with the rotating arm through the first sliding block.

Preferably, the grabbing device comprises an anti-skid plate and an electric telescopic rod, the anti-skid plate is installed on the grabbing device, the electric telescopic rod is installed on the grabbing device, and the electric telescopic rod is installed on the grabbing plate.

Preferably, the antiskid plates are symmetrically distributed around the center of the grabbing plate, and the surface of each antiskid plate is made of a rubber material with a fog surface.

Compared with the prior art, the beneficial effects of the utility model are that: the mechanical arm structure of the stamping robot adopts the driving among the gears, so that the mechanical arm can effectively rotate, a circuit is not needed for controlling the rotation, the operation is more convenient and faster, the rotation direction of the mechanical arm is limited by the clamping wheel, and the condition that the mechanical arm rotates reversely can be effectively prevented;

1. the gear teeth on the driving wheel are set to be one fourth of the gear teeth on the driven wheel, so that the driven wheel can rotate intermittently, workpieces can be taken and put down, a circuit is not needed to be used for controlling, and the device is more stable and safer;

2. carry on spacingly through the gag lever post to the block wheel to carry out certain restriction to the position of rotor arm when the rotor arm is not atress, avoid the rotor arm the condition of antiport to appear.

Drawings

FIG. 1 is a schematic view of a cross-sectional structure of a main view of a workbench according to the present invention;

FIG. 2 is a schematic view of the main structure of the workbench of the present invention;

fig. 3 is a schematic view of the top-view cross-sectional structure of the grabbing plate of the present invention;

FIG. 4 is a schematic view of the top cross-sectional structure of the ball of the present invention;

FIG. 5 is a schematic view of the top-view cross-sectional structure of the driving wheel of the present invention;

fig. 6 is a schematic top view of the cross-sectional structure of the engaging wheel of the present invention.

In the figure: 1. a work table; 2. an electric motor; 3. a rotating shaft; 4. a driving wheel; 5. a driven wheel; 6. a clamping wheel; 7. a limiting rod; 8. a limiting spring; 9. receiving the ball; 10. a rotating arm; 11. a first slider; 12. positioning nails; 13. a bearing arm; 14. grabbing the plate; 15. a second slider; 16. a gripping device; 1601. an anti-skid plate; 1602. an electric telescopic rod; 17. and a return spring.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a mechanical arm structure of a stamping robot comprises a workbench 1, a motor 2, a rotating shaft 3, a driving wheel 4, a driven wheel 5, a clamping wheel 6, a limiting rod 7, a limiting spring 8, a bearing ball 9, a rotating arm 10, a first slide block 11, a positioning nail 12, a bearing arm 13, a grabbing plate 14, a second slide block 15, a grabbing device 16, an anti-slip plate 1601, an electric telescopic rod 1602 and a return spring 17, wherein the motor 2 is placed on the workbench 1, the motor 2 is connected with the rotating shaft 3, the rotating shaft 3 is connected with the workbench 1, the driving wheel 4 is installed on the rotating shaft 3, the driven wheel 5 is connected with the driving wheel 4, the clamping wheel 6 is installed on the rotating shaft 3, the clamping wheel 6 is attached with the limiting rod 7, the limiting rod 7 is attached with the workbench 1, the limiting spring 8 is installed on the workbench 1, and the limiting spring 8 is arranged on the limiting rod 7, the receiving ball 9 is attached to the workbench 1, the receiving ball 9 is arranged at the lower end of the rotating arm 10, the rotating arm 10 is connected with the rotating shaft 3, meanwhile, the rotating arm 10 is attached with the first sliding block 11, the receiving arm 13 is provided with the first sliding block 11, the receiving arm 13 is attached to the rotating arm 10, the rotating arm 10 is provided with the positioning nail 12, the positioning nail 12 is arranged on the receiving arm 13, the receiving arm 13 is provided with the grabbing plate 14, the grabbing plate 14 is attached to the second sliding block 15, the second sliding block 15 is arranged on the grabbing device 16, the grabbing device 16 is connected with the return spring 17, and the return spring 17 is arranged on the grabbing plate 14.

In this example, the number of teeth on the driven wheel 5 is 4 times that on the driving wheel 4, and the driving wheel 4 and the workbench 1 form a rotating mechanism through the rotating shaft 3, so that the intermittent rotation of the driving wheel 4 is facilitated, that is, the rotating arm 10 is driven to perform the intermittent rotation;

the clamping wheel 6 is provided with an inclined wheel tooth structure at an equal angle, the outer surface of the wheel tooth arranged on the clamping wheel 6 is smooth, and the clamping wheel 6 is conveniently limited by the limiting rod 7 through the structure, so that the situation that the rotating arm 10 rotates reversely is avoided;

2 rotating arms 10 are symmetrically distributed about the center of a positioning nail 12, the positioning nail 12 is in sliding connection with the rotating arms 10 through a first sliding block 11, and the structure can effectively limit the movement range of the rotating arms 10;

the gripping device 16 comprises an anti-slip plate 1601 and an electric telescopic rod 1602, the anti-slip plate 1601 is mounted on the gripping device 16, the electric telescopic rod 1602 is mounted on the gripping device 16, and the electric telescopic rod 1602 is mounted on the gripping plate 14, so that the workpiece can be gripped conveniently through the structure;

antiskid ribbed tile 1601 is the symmetric distribution about grabbing the center of board 14, and antiskid ribbed tile 1601 sets up the rubber material for the surface to the matte, through above-mentioned structure, is convenient for increase the frictional force between antiskid ribbed tile 1601 and the work piece to be convenient for better getting the work piece and press from both sides.

The working principle is as follows: when a workpiece needs to be clamped, the workpiece placing table, the processing table and the collecting box are sequentially placed at positions with the same height of 45 degrees around the center of the workbench 1, when the workpiece needs to be clamped, the electric telescopic rod 1602 in fig. 3 starts to work, because the electric telescopic rod 1602 and the gripping device 16 are connected with each other, and the gripping device 16 and the gripping plate 14 form sliding connection through the anti-slip plate 1601, the gripping device 16 moves towards the direction close to each other, at the moment, the anti-slip plate 1601 arranged on the gripping device 16 is tightly attached to the workpiece, clamping of the workpiece is realized, the motor 2 in fig. 1 is connected with an external power supply, the motor 2 starts to work, because the output end of the motor 2 is connected with the rotating shaft 3, the rotating shaft 3 starts to rotate, because the driving wheel 4 is arranged on the rotating shaft 3, and the driving wheel 4 is meshed with the driven wheel 5, the driven wheel 5 starts to rotate, thereby driving the rotating arm 10 and the receiving arm 13 to rotate, and along with the rotation of the receiving arm 13, the workpiece also starts to rotate, when the driven wheel 5 rotates by 45 degrees, the driving wheel 4 is not meshed with the driven wheel 5 any more, the workpiece can be processed at the moment, after the processing is finished, the driving wheel 4 is meshed with the driven wheel 5 again, at the moment, the driven wheel 5 starts to rotate, when the rotation is performed again by 45 °, the driving wheel 4 is no longer engaged with the driven wheel 5, and the electric telescopic rod 1602 in fig. 3 is started to work, that is, the gripping devices 16 start to move away from each other, so as to perform blanking on the workpiece, then the driven wheel 5 rotates again, and after the driven wheel 5 rotates 45 degrees again, under the action of the limiting rod 7, the rotating shaft 3 is limited, namely the driven wheel 5 is limited, and the rotating arm 10 and the bearing arm 13 are prevented from rotating reversely.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a stamping robot's arm structure, includes workstation (1), action wheel (4), block wheel (6), accepts ball (9) and accepts arm (13), its characterized in that: the electric motor (2) is placed on the workbench (1), the electric motor (2) is connected with the rotating shaft (3), the rotating shaft (3) is connected with the workbench (1), the driving wheel (4) is installed on the rotating shaft (3), the driven wheel (5) is connected with the driving wheel (4), the clamping wheel (6) is installed on the rotating shaft (3), the clamping wheel (6) is attached to the limiting rod (7), the limiting rod (7) is attached to the workbench (1), the limiting spring (8) is installed on the limiting rod (7), the bearing ball (9) is attached to the workbench (1), the bearing ball (9) is installed at the lower end of the rotating arm (10), and the rotating arm (10) is connected with the rotating shaft (3), laminating has first slider (11) simultaneously on rotor arm (10), install first slider (11) on accepting arm (13), and accept arm (13) and rotor arm (10) and laminate each other to install location nail (12) on rotor arm (10), install on accepting arm (13) location nail (12) simultaneously, accept and install on arm (13) and grab board (14) on arm (13), and grab board (14) and laminate each other with second slider (15), and install on grabbing device (16) second slider (15), grabbing device (16) and return spring (17) interconnect, and return spring (17) install on grabbing board (14).

2. The robot arm structure of a punching robot according to claim 1, characterized in that: the number of teeth on the driven wheel (5) is 4 times of the number of teeth on the driving wheel (4), and the driving wheel (4) and the workbench (1) form a rotating mechanism through the rotating shaft (3).

3. The robot arm structure of a punching robot according to claim 1, characterized in that: the clamping wheel (6) is provided with an inclined wheel tooth structure at equal angle, and the outer surface of the wheel tooth arranged on the clamping wheel (6) is smooth.

4. The robot arm structure of a punching robot according to claim 1, characterized in that: the number of the rotating arms (10) is 2 about the center symmetry distribution of the positioning nails (12), and the positioning nails (12) are in sliding connection with the rotating arms (10) through first sliding blocks (11).

5. The robot arm structure of a punching robot according to claim 1, characterized in that: grabbing device (16) include antiskid ribbed tile (1601) and electric telescopic handle (1602), and install antiskid ribbed tile (1601) on grabbing device (16) to install electric telescopic handle (1602) on grabbing device (16), electric telescopic handle (1602) are installed on grabbing board (14) simultaneously.

6. The robot arm structure of a punching robot according to claim 5, characterized in that: the antiskid plate (1601) is symmetrically distributed about the center of the grabbing plate (14), and the surface of the antiskid plate (1601) is made of a rubber material with a fog surface.

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