Welding gun head for industrial robot

Abstract

The utility model provides a welding gun head for an industrial robot, which belongs to the field of welding equipment and comprises a mechanical arm, a clamping component and a laser tracking component. A mounting seat is arranged at the front end of the mechanical arm; a welding gun head is mounted on the surface of the mounting seat; an electric telescopic rod is installed on the surface of an installation base, a fixed arm is fixedly installed at one end of the electric telescopic rod, a movable arm is installed at the telescopic end of the electric telescopic rod, and when the electric telescopic rod moves, the movable arm at the telescopic end is driven to be close to the fixed arm; the welding gun head is clamped and fixed through the clamping blocks on the inner sides of the movable arm and the fixed arm, the clamping ends of the clamping blocks are designed to be arc-shaped so that the clamping blocks can be attached to the surface of the welding gun head conveniently, the clamping faces of the clamping blocks are provided with anti-skid grooves, contact friction between the clamping blocks and the surface of the welding gun head is increased, and installation stability of the welding gun head is improved; during subsequent disassembly, only the electric telescopic rod needs to be controlled to drive the movable arm to be away from the fixed arm.

Description

TECHNICAL FIELD

[0001] The utility model relates to welding equipment field, concretely is a welding gun head for industrial robot. BACKGROUND

[0002] Industrial robot is widely used in industrial field multi -joint manipulator or multi -freedom machine device, has certain automaticity, can rely on self's power energy and control ability realizes various industrial processing manufacturing function, along with the continuous development of society, the mechanical field also began the intelligent production operation, through the welding torch is installed on the industrial robot and uses the industrial robot to carry out the welding work, and the cooperation robot in the industrial robot is more and more widely used because of its flexible man-machine interaction, and the welding robot is installed with welding gun head at the front end of the mechanical arm to realize welding, usually adopts the installation of collet to cooperate with fixed bolt to fix the welding gun head, this way makes the installation more time-consuming and laborious, is inconvenient for quick installation and removal. SUMMARY

[0003] The utility model discloses a welding gun head for industrial robot, to solve the welding robot through the welding gun head at the front end of the mechanical arm to realize welding in the above background art, usually adopts the installation of collet to cooperate with fixed bolt to fix the welding gun head, this way makes the installation more time-consuming and laborious, is inconvenient for quick installation and removal problem.

[0004] To achieve the above object, the utility model provides the following technical scheme: a welding gun head for industrial robot, including mechanical arm, clamping component and laser tracking component,

[0005] Among them: the front end of mechanical arm is equipped with mounting seat, and the surface of mounting seat is installed with welding gun head;

[0006] Clamping component includes electric telescopic handle installed on the surface of mounting seat, and one end of electric telescopic handle is fixedly installed with fixed arm, and the telescopic end of electric telescopic handle is installed with movable arm, and the inner side of the front end of fixed arm and movable arm is installed with clamping block, and the clamping end surface of clamping block is arc design;

[0007] Laser tracking component includes mounting bracket installed at the bottom of mounting seat, and one side of mounting bracket is equipped with laser vision sensor, and one side of laser vision sensor is installed with connecting plate, and the surface of mounting bracket is inserted with mounting bolt, and one end of mounting bolt is screw thread connection in connecting plate.

[0008] As a preferred scheme of the utility model: the surface of mounting bracket is provided with arc adjusting hole, and the mounting bolt is inserted in the arc adjusting hole.

[0009] As one preferred scheme of the utility model: the top of the electric telescopic rod is fixedly installed with a limiting sleeve, the top of the movable arm is fixedly installed with a sliding rod, and the sliding rod slides in the limiting sleeve.

[0010] As one preferred scheme of the utility model: the top of the welding gun head is provided with a water cooling connector.

[0011] As one preferred scheme of the utility model: the clamping surface of the clamping block is provided with an anti-skid groove.

[0012] As one preferred scheme of the utility model: the front end of the mechanical arm is rotatably installed with a driving motor, and the mounting seat is fixedly installed at the output end of the driving motor.

[0013] Compared with the prior art, the utility model has the beneficial effects that:

[0014] (1) the surface of the mounting seat is installed with an electric telescopic rod, one end of the electric telescopic rod is fixedly installed with a fixed arm, the telescopic end of the electric telescopic rod is installed with a movable arm, when the electric telescopic rod moves, the movable arm at the telescopic end approaches the fixed arm, so that the movable arm and the clamping block inside the fixed arm clamp and fix the welding gun head, the clamping end of the clamping block is arc-shaped, so that the clamping block is convenient to adhere to the surface of the welding gun head, the clamping surface of the clamping block is provided with an anti-skid groove, so that the contact friction with the surface of the welding gun head is increased, the installation stability of the welding gun head is improved, and when the welding gun head is disassembled subsequently, the movable arm is only needed to be controlled to move away from the fixed arm by the electric telescopic rod;

[0015] (2) the laser tracking assembly is arranged, laser vision sensor is adopted to detect in advance, the position relationship between the laser vision sensor and the welding gun is calculated in advance, the position coordinates of the sensor measuring point are calculated, in the welding process, the visual position of the robot and the detection position of the sensor are compared, and the position deviation of the corresponding point is calculated, when the welding gun lags behind the laser line and reaches the corresponding detection position, the deviation is compensated to the current welding track, the welding track is corrected, the surface of the mounting frame is provided with an arc-shaped adjusting hole, and the mounting bolt is inserted in the arc-shaped adjusting hole, so that the installation angle of the laser vision sensor is convenient to adjust. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the whole structure schematic view of the utility model;

[0017] Figure 2 It is the clamping assembly structure schematic view of the utility model;

[0018] Figure 3 It is the laser tracking assembly structure schematic view of the utility model.

[0019] In the drawing: 1, mechanical arm; 2, mounting seat; 3, welding gun head;

[0020] 4. clamping assembly; 41. electric telescopic rod; 42. fixed arm; 43. movable arm; 44. clamping block;

[0021] 5. laser tracking assembly; 51. mounting frame; 52. laser vision sensor; 53. connecting plate; 54. mounting bolt;

[0022] 6. arc-shaped adjusting hole;

[0023] 7. limiting sleeve;

[0024] 8. sliding rod;

[0025] 9. water-cooled joint;

[0026] 10. anti-skid groove; 11. driving motor. DETAILED DESCRIPTION

[0027] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme of the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are some of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0028] Please refer to Figure 1 - Figure 3 A welding gun head for industrial robot, comprising: a mechanical arm 1, a clamping assembly 4 and a laser tracking assembly 5; the front end of the mechanical arm 1 is provided with a mounting seat 2, and the surface of the mounting seat 2 is provided with a welding gun head 3;

[0029] Please refer to Figure 1 , Figure 2 The clamping assembly 4 comprises an electric telescopic rod 41 mounted on the surface of the mounting seat 2, a fixed arm 42 fixedly mounted at one end of the electric telescopic rod 41, a movable arm 43 mounted at the telescopic end of the electric telescopic rod 41, a clamping block 44 mounted at the inner side of the front end of the fixed arm 42 and the movable arm 43, an arc-shaped design of the clamping end surface of the clamping block 44, and an anti-skid groove 10 formed in the clamping surface of the clamping block 44.

[0030] Specific use: the surface of the mounting seat 2 is provided with an electric telescopic rod 41, one end of the electric telescopic rod 41 is fixedly provided with a fixed arm 42, and the telescopic end of the electric telescopic rod 41 is provided with a movable arm 43. When the electric telescopic rod 41 moves, the movable arm 43 at the telescopic end moves towards the fixed arm 42, so that the welding gun head 3 is clamped and fixed by the clamping block 44 on the inner side of the movable arm 43 and the fixed arm 42. The clamping end of the clamping block 44 is arc-shaped, so that it is convenient to fit the surface of the welding gun head 3. The clamping surface of the clamping block 44 is provided with an anti-skid groove 10, so as to increase the frictional contact with the surface of the welding gun head 3, improve the installation stability of the welding gun head 3, and facilitate the subsequent disassembly by controlling the electric telescopic rod 41 to drive the movable arm 43 away from the fixed arm 42.

[0031] Please refer to Figure 1 , Figure 3 , the laser tracking assembly 5 includes a mounting bracket 51 mounted on the bottom of the mounting seat 2, one side of the mounting bracket 51 is provided with a laser vision sensor 52, one side of the laser vision sensor 52 is provided with a connecting plate 53, the surface of the mounting bracket 51 is provided with mounting bolts 54, one end of the mounting bolts 54 is threadedly connected with the connecting plate 53, and the surface of the mounting bracket 51 is provided with an arc-shaped adjusting hole 6, and the mounting bolts 54 are inserted into the arc-shaped adjusting hole 6.

[0032] Specific use: the laser tracking assembly 5 includes a mounting bracket 51 mounted on the bottom of the mounting seat 2, one side of the mounting bracket 51 is provided with a laser vision sensor 52, one side of the laser vision sensor 52 is provided with a connecting plate 53, the surface of the mounting bracket 51 is provided with mounting bolts 54, one end of the mounting bolts 54 is threadedly connected with the connecting plate 53, and the surface of the mounting bracket 51 is provided with an arc-shaped adjusting hole 6, and the mounting bolts 54 are inserted into the arc-shaped adjusting hole 6.

[0033] Please refer to Figure 2 , the top of the electric telescopic rod 41 is fixedly provided with a limiting sleeve 7, and the top of the movable arm 43 is fixedly provided with a sliding rod 8 which slides in the limiting sleeve 7.

[0034] Specific use: the top of the electric telescopic rod 41 is fixedly installed with a limiting sleeve 7, and the sliding rod 8 installed at the top of the movable arm 43 slides in the limiting sleeve 7, when the movable arm 43 is telescoped, the sliding rod 8 slides in the limiting sleeve 7, so that the movable arm 43 moves stably.

[0035] Please refer to Figure 2 The top of the welding gun head 3 is provided with a water cooling joint 9.

[0036] Specific use: the top of the welding gun head 3 is provided with a water cooling joint 9, which is convenient for connecting with an external water pipe, so as to realize cooling of the welding gun head 3.

[0037] Please refer to Figure 1 The front end of the mechanical arm 1 is rotatably installed with a driving motor 11, and the mounting seat 2 is fixedly installed at the output end of the driving motor 11.

[0038] Specific use: the front end of the mechanical arm 1 is rotatably installed with a driving motor 11, and the output end of the driving motor 11 is connected with the mounting seat 2, so as to conveniently drive the mounting seat 2 to rotate and adjust, thereby facilitating adjustment of the welding position of the welding gun head 3.

[0039] The surface of the mounting seat 2 is installed with an electric telescopic rod 41, one end of the electric telescopic rod 41 is fixedly installed with a fixed arm 42, and the telescopic end of the electric telescopic rod 41 is installed with a movable arm 43, when the electric telescopic rod 41 moves, the movable arm 43 at the telescopic end approaches the fixed arm 42, so that the welding gun head 3 is clamped and fixed by the clamping blocks 44 on the inner sides of the movable arm 43 and the fixed arm 42, the clamping end of the clamping block 44 is arc-shaped, so as to conveniently fit the surface of the welding gun head 3, the clamping surface of the clamping block 44 is provided with an anti-skid groove 10, so as to increase the friction with the surface of the welding gun head 3, improve the installation stability of the welding gun head 3, and when disassembled subsequently, only the electric telescopic rod 41 is controlled to drive the movable arm 43 to move away from the fixed arm 42, so that the screw fixing mode is replaced, and the mounting and dismounting are facilitated.

[0040] The contents not described in detail in the description belong to the prior art known by the person skilled in the art, although the utility model has been described in detail with reference to the foregoing embodiments, the person skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or equivalently replace part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A welding gun head for an industrial robot, characterized in that Include: Mechanical arm (1), the front end of the mechanical arm (1) is provided with a mounting seat (2), the surface of the mounting seat (2) is provided with a welding gun head (3); Clamping assembly (4), the clamping assembly (4) includes an electric telescopic rod (41) mounted on the surface of the mounting seat (2), one end of the electric telescopic rod (41) is fixedly provided with a fixed arm (42), the telescopic end of the electric telescopic rod (41) is provided with a movable arm (43), the inner side of the front end of the fixed arm (42) and the movable arm (43) is provided with a clamping block (44), the clamping end surface of the clamping block (44) is arc-shaped design; Laser tracking assembly (5), the laser tracking assembly (5) includes a mounting bracket (51) mounted on the bottom of the mounting seat (2), one side of the mounting bracket (51) is provided with a laser vision sensor (52), one side of the laser vision sensor (52) is provided with a connecting plate (53), the surface of the mounting bracket (51) is provided with a mounting bolt (54), one end of the mounting bolt (54) is threadedly connected with the connecting plate (53).

2. A welding gun head for an industrial robot according to claim 1, characterized in that: The surface of the mounting bracket (51) is provided with an arc-shaped adjusting hole (6), and the mounting bolt (54) is inserted into the arc-shaped adjusting hole (6).

3. A welding gun head for an industrial robot according to claim 1, characterized in that: The top of the electric telescopic rod (41) is fixedly provided with a limiting sleeve (7), the top of the movable arm (43) is fixedly provided with a sliding rod (8), and the sliding rod (8) slides in the limiting sleeve (7).

4. A welding gun head for an industrial robot according to claim 1, characterized in that: The top of the welding gun head (3) is provided with a water cooling connector (9).

5. A welding gun head for an industrial robot according to claim 1, characterized in that: The clamping surface of the clamping block (44) is provided with an anti-skid groove (10).

6. A welding gun head for an industrial robot according to claim 1, characterized in that: The front end of the mechanical arm (1) is rotatably provided with a driving motor (11), and the mounting seat (2) is fixedly installed on the output end of the driving motor (11).

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