Automatic welding device

Abstract

The utility model discloses an automatic welding device which comprises a welding spray head, a fixing ring inner ring is fixedly connected to the outer wall of the welding spray head, fixing blocks are symmetrically and fixedly connected to the fixing ring outer ring, first screw holes are formed in the fixing blocks respectively, the bottom face of the fixing ring makes contact with the top face of a fixing cover, and mounting blocks are symmetrically and fixedly connected to the top ends of the two sides of the outer wall of the fixing cover. Second screw holes are formed in the mounting blocks respectively, the mounting blocks are fixedly connected with the fixing blocks through fixing bolts respectively, and the fixing bolts are clamped in the first screw holes and the second screw holes respectively; moving grooves are symmetrically formed in the two sides of the inner wall of the fixed cover, and the top faces of the inner walls of the moving grooves are fixedly connected with one ends of first springs correspondingly. The welding spray head can be protected through the fixed cover and the movable cover, dust accumulation on the surface of the welding spray head in the long-time using process is reduced, the welding spray head can be protected against collision, the device can push the movable cover and fix the movable cover through the fixing assembly, and the welding spray head can be checked conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to an automatic welding device. Background Art

[0002] Welding is a manufacturing process and technology that uses heating, high temperature or high pressure to join metals or other thermoplastic materials such as plastics. Welding can be dangerous to operators no matter where they are, which led to the development of welding robots, which are industrial robots engaged in welding. Welding robots use mechanical arms to perform automatic welding work, which can stabilize and improve welding quality. Welding nozzles are important components of welding work.

[0003] For example, the Chinese utility model patent with the authorization announcement number CN216680875U discloses a quick-release welding head for a seven-axis industrial welding robot, which relates to the technical field of welding robots. The utility model includes a workbench and a mounting block. The upper surface of the workbench is mounted with a seven-axis industrial welding robot body. The seven-axis industrial welding robot body includes a mechanical arm. The mechanical arm is a "U"-shaped structure. The welding head body is mounted on one end of the mounting block. The mounting block penetrates the mechanical arm and is slidably connected with one end of the mechanical arm. The utility model can drive the push rod to slide by pressing the push blocks on both sides of the mechanical arm. The push rod pushes the wedge block to slide in the slide groove. When the wedge block is completely moved out of the slot, the mounting block is pulled outward to complete the removal of the mounting block and the welding head body on one end thereof, which is convenient for replacing or repairing the welding head body, and effectively improves the work efficiency of replacing or repairing the welding head body.

[0004] The welding heads in existing automatic welding equipment are often directly exposed to the outside, which is prone to dust accumulation or collision and damage. Therefore, we propose an automatic welding device to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide an automatic welding device to solve the problems raised in the above background technology.

[0006] To achieve the above purpose, the utility model provides the following technical solution: an automatic welding device, comprising a welding nozzle,

[0007] The inner ring of the fixing ring is fixedly connected to the outer wall of the welding nozzle, and the fixing blocks are symmetrically fixedly connected to the outer ring of the fixing ring, and the fixing blocks are respectively provided with first screw holes. The bottom surface of the fixing ring contacts the top surface of the fixing cover, and the top ends of both sides of the outer wall of the fixing cover are symmetrically fixedly connected to the mounting blocks, and the mounting blocks are respectively provided with second screw holes. The mounting blocks are respectively fixedly connected to the fixing blocks by fixing bolts, and the fixing bolts are respectively clamped in the first screw hole and the second screw hole;

[0008] The inner wall of the fixed cover is symmetrically provided with moving grooves on both sides, the inner wall top surfaces of the moving grooves are respectively fixed to one end of the first spring, the other ends of the first springs are respectively fixed to moving blocks, the moving blocks are symmetrically fixed to the top of the outer wall of the moving cover, the outer wall of the moving cover contacts the inner wall of the fixed cover, the inner wall of the moving cover does not contact the outer wall of the welding nozzle, and the outer wall of the moving cover is provided with a limiting groove;

[0009] A telescopic groove is arranged at the bottom end of the inner wall of the movable cover corresponding to the limiting groove, a through hole is arranged on the inner bottom surface of the telescopic groove, and a fixing component is clamped in the telescopic groove and the through hole.

[0010] Preferably, the length and width of the moving block are respectively equal to the width and depth of the moving groove.

[0011] Preferably, the bottom surface of the movable cover and the bottom surface of the welding nozzle are located on the same horizontal line.

[0012] Preferably, the fixing assembly includes a moving rod, the moving rod is clamped in the through hole, the end of the moving rod close to the moving cover is fixedly connected to a limit block, the limit block is clamped in the telescopic groove, the limit block contacts the moving cover, the end of the moving rod away from the moving cover is fixedly connected to a moving handle, the side of the limit block away from the moving cover is fixedly connected to one end of a second spring, and the other end of the second spring is fixedly connected to the bottom surface of the telescopic groove.

[0013] Preferably, the diameter of the limiting block is equal to the diameter of the telescopic slot and the limiting slot.

[0014] Preferably, the top surface of the fixed cover is symmetrically fixed with positioning blocks, and the positioning blocks are respectively clamped in positioning grooves symmetrically provided on the bottom surface of the fixed ring.

[0015] Preferably, the diameter and thickness of the positioning block are respectively equal to the diameter and depth of the positioning groove.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. The utility model can use a fixed cover and a movable cover to protect the welding nozzle, reduce the dust accumulation on the surface of the welding nozzle during long-term use, and protect the welding nozzle from collision. The equipment can push the movable cover and fix it with a fixed component, which is convenient for checking the welding nozzle.

[0018] 2. The equipment can remove the movable cover from the welding nozzle by removing the fixing bolts, which is convenient for cleaning or replacement. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 This is a schematic diagram of the vertical section structure of the utility model;

[0021] Figure 3 For this utility model Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0022] In the figure: 1. welding nozzle; 2. fixing ring; 201. fixing block; 202. first screw hole; 203. positioning groove; 3. fixing cover; 301. mounting block; 302. second screw hole; 303. moving groove; 304. telescopic groove; 305. through hole; 306. positioning block; 4. fixing bolt; 5. first spring; 6. moving block; 7. moving cover; 701. limiting groove; 8. fixing assembly; 81. moving rod; 82. limiting block; 83. moving handle; 84. second spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] Embodiment 1:

[0025] See also Figure 1-3 The utility model provides a technical solution: an automatic welding device, comprising a welding nozzle 1,

[0026] See also Figure 1 and Figure 2 The inner ring of the fixing ring 2 is fixedly connected to the outer wall of the welding nozzle 1, and the fixing block 201 is symmetrically fixedly connected to the outer ring of the fixing ring 2. The fixing blocks 201 are respectively provided with first screw holes 202. The bottom surface of the fixing ring 2 contacts the top surface of the fixing cover 3. The tops of both sides of the outer wall of the fixing cover 3 are symmetrically fixedly connected to the mounting blocks 301. The mounting blocks 301 are respectively provided with second screw holes 302. The mounting blocks 301 are respectively fixedly connected to the fixing blocks 201 by fixing bolts 4. The fixing bolts 4 are respectively clamped in the first screw holes 202 and the second screw holes 302;

[0027] The inner wall of the fixed cover 3 is symmetrically provided with movable grooves 303 on both sides, the inner wall top surfaces of the movable grooves 303 are respectively fixed to one end of the first spring 5, and the other ends of the first spring 5 are respectively fixed to the movable blocks 6, and the movable blocks 6 are symmetrically fixed to the top of the outer wall of the movable cover 7, the outer wall of the movable cover 7 contacts the inner wall of the fixed cover 3, and the inner wall of the movable cover 7 does not contact the outer wall of the welding nozzle 1, and the outer wall of the movable cover 7 is provided with a limiting groove 701, and the equipment can use the fixed cover 3 and the movable cover 7 to protect the welding nozzle 1, reduce the dust accumulation on the surface of the welding nozzle 1 during long-term use, and protect the welding nozzle 1 from collision to avoid damage;

[0028] Furthermore, the length and width of the moving block 6 are respectively equal to the width and depth of the moving groove 303 .

[0029] Furthermore, the bottom surface of the movable cover 7 and the bottom surface of the welding nozzle 1 are located on the same horizontal line.

[0030] See also Figure 3 A telescopic groove 304 is provided at the bottom end of the inner wall of the movable cover 7 corresponding to the limiting groove 701 , and a through hole 305 is provided on the inner bottom surface of the telescopic groove 304 , and the fixing component 8 is clamped in the telescopic groove 304 and the through hole 305 .

[0031] See also Figure 2 The top surface of the fixed cover 3 is symmetrically fixed with positioning blocks 306, and the positioning blocks 306 are respectively snapped into the positioning grooves 203 symmetrically provided on the bottom surface of the fixed ring 2. The installation position of the fixed cover 3 can be quickly determined by snapping the positioning blocks 306 with the positioning grooves 203, thereby improving the installation efficiency.

[0032] Furthermore, the diameter and thickness of the positioning block 306 are respectively equal to the diameter and depth of the positioning groove 203 .

[0033] Embodiment 2:

[0034] See also Figure 1 and Figure 3 , which is the second embodiment of the utility model, and this embodiment is based on the previous embodiment;

[0035] Specifically, the fixed component 8 includes a moving rod 81, which is clamped in the through hole 305, and one end of the moving rod 81 close to the moving cover 7 is fixedly connected to a limit block 82, and the limit block 82 is clamped in the telescopic groove 304, and the limit block 82 contacts the moving cover 7. The end of the moving rod 81 away from the moving cover 7 is fixedly connected to a moving handle 83, and the side of the limit block 82 away from the moving cover 7 is fixedly connected to one end of a second spring 84, and the other end of the second spring 84 is fixedly connected to the inner bottom surface of the telescopic groove 304. The device can push the moving cover 7 into the fixed cover 3 so that the limit groove 701 coincides with the telescopic groove 304. The device can push the moving cover 7 into the fixed cover 3 so that the limit groove 701 coincides with the telescopic groove 304. The limit block 82 in the fixed component 8 can be clamped in the limit groove 701 under the action of the second spring 84 to fix the moving cover 7, so as to facilitate the inspection of the welding nozzle 1.

[0036] Furthermore, the diameter of the limiting block 82 is equal to the diameter of the telescopic slot 304 and the limiting slot 701 .

[0037] See also Figures 1 to 3When the utility model is in use, the fixed cover 3 and the movable cover 7 can be used to protect the welding nozzle 1, reduce the dust accumulation on the surface of the welding nozzle 1 during long-term use, and protect the welding nozzle 1 from collision to avoid damage. The equipment can push the movable cover 7 into the fixed cover 3 so that the limiting groove 701 coincides with the telescopic groove 304. The limiting block 82 in the fixed assembly 8 can be clamped in the limiting groove 701 under the action of the second spring 84 to fix the movable cover 7, which is convenient for checking the welding nozzle 1. After the inspection is completed, the movable rod 81 is pulled by the movable handle 83 so that the limiting block 82 is clamped in the telescopic groove 304. The movable block 6 will drive the movable cover 7 to move back to its original position under the action of the first spring 5. The equipment can also remove the fixed cover 3 together with the movable cover 7 from the welding nozzle 1 after disassembling the fixing bolt 4, so as to facilitate cleaning or replacement. When reinstalling, the installation position of the fixed cover 3 can be quickly determined by the clamping of the positioning block 306 and the positioning groove 203, thereby improving the efficiency of installation.

Claims

1. An automatic welding device, comprising a welding nozzle (1), characterized in that: The inner ring of the fixing ring (2) is fixedly connected to the outer wall of the welding nozzle (1); the fixing block (201) is symmetrically fixedly connected to the outer ring of the fixing ring (2); the fixing blocks (201) are respectively provided with first screw holes (202); the bottom surface of the fixing ring (2) contacts the top surface of the fixing cover (3); the top ends of the outer wall of the fixing cover (3) are symmetrically fixedly connected to the mounting blocks (301); the mounting blocks (301) are respectively provided with second screw holes (302); the mounting blocks (301) are respectively fixedly connected to the fixing blocks (201) by fixing bolts (4); the fixing bolts (4) are respectively clamped in the first screw hole (202) and the second screw hole (302); The inner wall of the fixed cover (3) is symmetrically provided with movable grooves (303), the inner wall top surfaces of the movable grooves (303) are respectively fixedly connected to one end of the first spring (5), the other ends of the first springs (5) are respectively fixedly connected to movable blocks (6), the movable blocks (6) are symmetrically fixedly connected to the top of the outer wall of the movable cover (7), the outer wall of the movable cover (7) contacts the inner wall of the fixed cover (3), the inner wall of the movable cover (7) does not contact the outer wall of the welding nozzle (1), and a limiting groove (701) is provided on the outer wall of the movable cover (7); A telescopic groove (304) is provided at the bottom end of the inner wall of the movable cover (7) corresponding to the limiting groove (701), a through hole (305) is provided on the inner bottom surface of the telescopic groove (304), and a fixing assembly (8) is clamped in the telescopic groove (304) and the through hole (305).

2. The automatic welding device according to claim 1, characterized in that: The length and width of the moving block (6) are respectively equal to the width and depth of the moving groove (303).

3. The automatic welding device according to claim 1, characterized in that: The bottom surface of the movable cover (7) and the bottom surface of the welding nozzle (1) are located on the same horizontal line.

4. The automatic welding device according to claim 1, characterized in that: The fixing assembly (8) comprises a moving rod (81), the moving rod (81) is clamped in the through hole (305), one end of the moving rod (81) close to the moving cover (7) is fixedly connected to a limit block (82), the limit block (82) is clamped in the telescopic groove (304), the limit block (82) contacts the moving cover (7), one end of the moving rod (81) away from the moving cover (7) is fixedly connected to a moving handle (83), one side of the limit block (82) away from the moving cover (7) is fixedly connected to one end of a second spring (84), and the other end of the second spring (84) is fixedly connected to the inner bottom surface of the telescopic groove (304).

5. The automatic welding device according to claim 4, characterized in that: The diameter of the limiting block (82) is equal to the diameters of the telescopic slot (304) and the limiting slot (701).

6. The automatic welding device according to claim 1, characterized in that: The top surface of the fixed cover (3) is symmetrically fixed with a positioning block (306), and the positioning blocks (306) are respectively clamped in positioning grooves (203) symmetrically provided on the bottom surface of the fixed ring (2).

7. The automatic welding device according to claim 6, characterized in that: The diameter and thickness of the positioning block (306) are respectively equal to the diameter and depth of the positioning groove (203).

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