Efficient welding tool for new energy automobile bottom beam

Abstract

The utility model discloses a new energy automobile bottom beam efficient welding tool which comprises a welding table, a Y-axis driving frame and an X-axis driving frame are installed on the surface of the welding table, the X-axis driving frame is connected with an installation base through a drag chain, and meanwhile a servo electric cylinder is installed on the upper side of the interior of the installation base. An output shaft of the servo electric cylinder is fixed with the welding head; a switching tool is movably installed on the welding table, and the surface of the switching tool covers the bottom beam body. According to the efficient welding tool for the new energy automobile bottom beam, a stepping motor drives a stud to rotate, a bottom beam body is moved out of a welding station through a driving base and a switching tool, after the bottom beam body is moved out, the bottom beam body can be detached, and when the bottom beam body is detached or placed on a welding table, the bottom beam body can be conveniently welded. Therefore, the disassembly time of the bottom beam body can be shortened, and the welding efficiency of the bottom beam body is improved.

Description

Technical Field

[0001] The utility model relates to the field of new energy vehicle processing, in particular to a high-efficiency welding tool for a new energy vehicle bottom beam. Background Art

[0002] New energy vehicles will be the main force in the future automobile market and have a very large market. Compared with traditional fossil fuel vehicles, new energy vehicles have a simpler structure and are easier to manufacture, which reduces many production and manufacturing links.

[0003] The automobile chassis frame is one of the main components of new energy vehicles. The structure of the chassis frame can directly affect the overall structure of the vehicle. The automobile chassis frame is generally composed of a crossbeam and a longitudinal beam. The crossbeam is arranged between two longitudinal beams, and the crossbeam and the longitudinal beam are welded to form the automobile chassis frame. The existing new energy vehicle chassis welding device has the problem of inconvenient placement;

[0004] To solve the above problems, after searching, a Chinese patent with the authorization announcement number CN213764616U discloses a new energy vehicle chassis welding device; the article includes a base 1, the top of the base 1 is fixedly connected with an electric transmission device 2, the electric transmission device 2 includes a transmission box 24, a drive motor 25, a coupling 26, a lead screw 27, a third bearing device 28, a moving nut 29, a T-shaped slider 30 and a T-shaped slide 31, and the inner surface of the transmission box 24 is fixedly connected with the drive motor 25;

[0005] Although the above device can perform welding work on the automobile chassis (also called the bottom beam), in actual operation, due to the large size of the automobile chassis, when the welded chassis is taken out, the welding device (including the welding head) will hinder it, thereby reducing the welding efficiency of the chassis. Utility Model Content

[0006] The purpose of the utility model is to provide a high-efficiency welding tool for the bottom beam of a new energy vehicle to solve the defects mentioned in the above background technology.

[0007] To achieve the above object, a high-efficiency welding tool for a new energy vehicle bottom beam is provided, comprising a welding table, a Y-axis drive frame and an X-axis drive frame are mounted on the surface of the welding table, and the X-axis drive frame is connected to a mounting seat through a drag chain, and a servo electric cylinder is mounted on the upper side of the mounting seat, and the output shaft of the servo electric cylinder is fixed to a welding head;

[0008] The welding table is provided with a movably installed switching tool, and the surface of the switching tool covers the bottom beam body, and the bottom beam body is arranged on the surface of the switching tool and is clamped and fixed by two sets of clamping components, and the middle of the bottom of the switching tool is fixed to the connecting seat, the bottom of the connecting seat is welded and fixed to the driving seat, a screw hole matching the size of the stud is provided inside the driving seat, and the stud is screwed inside the screw hole, and the end of the stud is fixedly connected to the stepping motor, and the stepping motor is screwed and fixed to the outside of the welding table.

[0009] Preferably, the switching tool is a rectangular structure made of metal material, and four groups of square openings are evenly arranged on the surface of the switching tool, and sliders are fixedly arranged on the bottom of both sides of the switching tool.

[0010] Preferably, the sizes of the slider and the slide rail are matched, and the slide rail is provided in two groups which are respectively opened on both sides of the surface of the welding table, and the cross-sections of the slider and the slide rail are both dovetail structures.

[0011] Preferably, limit seats are fixedly installed on both sides of the bottom of the switching tool, and the limit seats are "L"-shaped structures. At the same time, the limit holes opened inside the limit seats are adapted to the size of the limit columns, and the limit columns are inserted into the limit holes. The limit columns are fixedly set in the installation grooves opened inside the welding table.

[0012] Preferably, the clamping assembly includes a mounting plate, and the mounting plate is screwed and fixed on the side wall of the Y-axis drive frame. At the same time, the surface of the mounting plate is screwed and fixed to the cylinder, and the end of the piston rod on the cylinder is screwed and fixed to the surface of the pressure plate, and the mounting plate is an "L" shaped structure.

[0013] Preferably, two groups of positioning grooves are evenly opened on the surface of the pressure plate, and the sizes of the positioning grooves and the positioning strips are adapted. At the same time, the positioning strips are inserted into the inside of the positioning grooves, and the ends of the positioning strips are fixed to the rubber pads. The positioning grooves and the positioning strips are both set in a "T" shape.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] The stepper motor drives the stud to rotate, and the bottom beam body is moved out of the welding station through the driving seat and the switching tool. After the bottom beam body is moved out, the bottom beam body can be disassembled. When the bottom beam body is disassembled or placed on the welding table, it will not be blocked by the welding device, which can reduce the disassembly time of the bottom beam body and improve the welding efficiency of the bottom beam body.

[0016] The cylinder drives the pressing plate and the rubber pad to move downward through the piston rod. The rubber pad is soft and covers the surface of the bottom beam body. It clamps and fixes the bottom beam body without causing scratches to the bottom beam body. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the front view of the structure of the utility model;

[0018] Figure 2 The utility model structure Figure 1 A top view of

[0019] Figure 3 This is a schematic diagram of the structure of the clamping assembly of the utility model;

[0020] Figure 4 It is a schematic diagram of the structure switching tool structure of the utility model.

[0021] Numbers in the figure: 1. Y-axis drive frame; 2. X-axis drive frame; 3. Mounting seat; 4. Welding head; 5. Clamping assembly; 51. Mounting plate; 52. Cylinder; 53. Piston rod; 54. Pressure plate; 55. Positioning groove; 56. Positioning strip; 57. Rubber pad; 6. Bottom beam body; 7. Switching tooling; 8. Limit seat; 9. Limit column; 10. Connecting seat; 11. Drive seat; 12. Stud; 13. Stepping motor; 14. Welding table; 15. Slider; 16. Slide rail. DETAILED DESCRIPTION

[0022] See also Figure 1-4 The utility model provides a high-efficiency welding tool for the bottom beam of a new energy vehicle, comprising a welding table 14, a Y-axis driving frame 1 and an X-axis driving frame 2 are mounted on the surface of the welding table 14, and the X-axis driving frame 2 is connected to a mounting seat 3 through a drag chain, and a servo electric cylinder is mounted on the upper side of the mounting seat 3, and the output shaft of the servo electric cylinder is fixed to a welding head 4;

[0023] The welding table 14 is provided with a movably mounted switching fixture 7, and the surface of the switching fixture 7 covers the bottom beam body 6, and the bottom beam body 6 is arranged on the surface of the switching fixture 7 and is clamped and fixed by two sets of clamping components 5, and the middle of the bottom of the switching fixture 7 is fixed to the connecting seat 10, and the bottom of the connecting seat 10 is welded and fixed to the driving seat 11, and a screw hole matching the size of the stud 12 is provided inside the driving seat 11, and the stud 12 is screwed inside the screw hole, and the end of the stud 12 is fixedly connected to the stepping motor 13, and the stepping motor 13 is screwed and fixed to the outside of the welding table 14.

[0024] Working principle: When in use, the welding head 4 is driven by the Y-axis driving frame 1 and the X-axis driving frame 2 to weld the bottom beam body 6 covered on the surface of the switching tool 7;

[0025] When the welding of the bottom beam body 6 is completed, the external switch of the stepper motor 13 is started, and the stepper motor 13 drives the stud 12 to rotate, and the bottom beam body 6 is moved out of the welding station through the driving seat 11 and the switching tool 7. After the bottom beam body 6 is moved out, the bottom beam body 6 can be disassembled. When the bottom beam body 6 is disassembled or placed on the welding table 14, it will not be blocked by the welding device, which can reduce the disassembly time of the bottom beam body 6 and improve the welding efficiency of the bottom beam body 6.

[0026] As a preferred embodiment, the switching tool 7 is a rectangular structure made of metal material, and four groups of square openings are evenly arranged on the surface of the switching tool 7. At the same time, sliders 15 are fixedly arranged on the bottom of both sides of the switching tool 7.

[0027] like Figure 4 As shown: four groups of square openings are evenly arranged on the surface of the switching fixture 7, which can reduce the weight of the switching fixture 7, reduce the load of the stepping motor 13, and ensure the stability of the switching fixture 7 when working.

[0028] As a preferred embodiment, the sizes of the slider 15 and the slide rail 16 are adapted to each other, and the slide rail 16 is provided in two groups respectively opened on both sides of the surface of the welding table 14, and the cross-sections of the slider 15 and the slide rail 16 are both dovetail structures.

[0029] like Figure 4 As shown: the slider 15 is slidably arranged inside the slide rail 16, which can limit and guide the switching tool 7 during movement, thereby ensuring the stability of the switching tool 7 during movement.

[0030] As a preferred embodiment, the limit seats 8 are fixedly installed on both sides of the bottom of the switching tool 7, and the limit seats 8 are "L" shaped structures. At the same time, the limit holes opened inside the limit seats 8 are adapted to the size of the limit columns 9, and the limit columns 9 are inserted into the inside of the limit holes. The limit columns 9 are fixedly set in the installation grooves opened inside the welding table 14.

[0031] Limit seats 8 are fixedly installed on both sides of the bottom of the switching tool 7. When the switching tool 7 is moving, limit columns 9 are inserted into the limit seats 8 on both sides of the bottom. The setting of the limit seats 8 and the limit columns 9 can exert force on the switching tool 7 when it bears weight, thereby avoiding deformation of the switching tool 7 during operation.

[0032] As a preferred embodiment, the clamping assembly 5 includes a mounting plate 51, and the mounting plate 51 is screwed and fixed on the side wall of the Y-axis drive frame 1. At the same time, the surface of the mounting plate 51 is screwed and fixed to the cylinder 52, and the end of the piston rod 53 on the cylinder 52 is screwed and fixed to the surface of the pressure plate 54. The mounting plate 51 is an "L"-shaped structure.

[0033] Two groups of positioning grooves 55 are evenly arranged on the surface of the pressure plate 54, and the sizes of the positioning grooves 55 and the positioning strips 56 are adapted. At the same time, the positioning strips 56 are inserted into the inside of the positioning grooves 55, and the ends of the positioning strips 56 are fixed to the rubber pads 57. The positioning grooves 55 and the positioning strips 56 are both set in a "T" shape.

[0034] The bottom beam body 6 is arranged on the surface of the switching tool 7 and is clamped and fixed by two sets of clamping components 5 to ensure the stability of the bottom beam body 6 during force welding without shaking. At the same time, the working mode of the clamping component 5 is as follows: the cylinder 52 drives the pressure plate 54 and the rubber pad 57 to move downward through the piston rod 53. The rubber pad 57 is soft in texture and covers the surface of the bottom beam body 6. While clamping and fixing the bottom beam body 6, it will not cause scratches to the bottom beam body 6.

Claims

1. A high-efficiency welding tool for a new energy vehicle bottom beam, comprising a welding table (14), characterized in that: The surface of the welding table (14) is mounted with a Y-axis drive frame (1) and an X-axis drive frame (2), and the X-axis drive frame (2) is connected to the mounting seat (3) via a drag chain, and a servo electric cylinder is mounted on the upper side of the mounting seat (3), and the output shaft of the servo electric cylinder is fixed to the welding head (4); A switching fixture (7) is movably mounted on a welding table (14), and the surface of the switching fixture (7) covers a bottom beam body (6). The bottom beam body (6) is arranged on the surface of the switching fixture (7) and is clamped and fixed by two groups of clamping components (5). The middle of the bottom of the switching fixture (7) is fixed to a connecting seat (10), and the bottom of the connecting seat (10) is welded and fixed to a driving seat (11). A screw hole matching the size of a stud (12) is provided inside the driving seat (11), and the stud (12) is screwed inside the screw hole. At the same time, the end of the stud (12) is fixedly connected to a stepping motor (13), and the stepping motor (13) is screwed and fixed to the outside of the welding table (14).

2. According to claim 1, a new energy vehicle bottom beam high-efficiency welding tool is characterized by: The switching tool (7) is a rectangular structure made of metal material, and four groups of square openings are evenly arranged on the surface of the switching tool (7). At the same time, sliders (15) are fixedly arranged on the bottom of both sides of the switching tool (7).

3. According to claim 2, a new energy vehicle bottom beam high-efficiency welding tool is characterized by: The sizes of the slider (15) and the slide rail (16) are matched, and the slide rail (16) is arranged in two groups and is respectively opened on both sides of the surface of the welding platform (14), and the cross-sections of the slider (15) and the slide rail (16) are both dovetail structures.

4. According to claim 1, a new energy vehicle bottom beam high-efficiency welding tool is characterized by: The bottom sides of the switching tool (7) are fixedly installed with a limit seat (8), and the limit seat (8) is an "L"-shaped structure. At the same time, the limit hole opened inside the limit seat (8) is compatible with the size of the limit column (9), and the limit column (9) is inserted into the inside of the limit hole. The limit column (9) is fixedly set in an installation groove opened inside the welding table (14).

5. The high-efficiency welding tool for the bottom beam of a new energy vehicle according to claim 1 is characterized in that: The clamping assembly (5) comprises a mounting plate (51), and the mounting plate (51) is screwed and fixed on the side wall of the Y-axis driving frame (1), and the surface of the mounting plate (51) is screwed and fixed to the cylinder (52), and the end of the piston rod (53) on the cylinder (52) is screwed and fixed to the surface of the pressure plate (54), and the mounting plate (51) is an "L"-shaped structure.

6. The high-efficiency welding tool for the bottom beam of a new energy vehicle according to claim 5 is characterized in that: Two groups of positioning grooves (55) are evenly formed on the surface of the pressing plate (54), and the sizes of the positioning grooves (55) and the positioning strips (56) are adapted to each other. The positioning strips (56) are inserted into the positioning grooves (55), and the ends of the positioning strips (56) are fixed to the rubber pads (57). The positioning grooves (55) and the positioning strips (56) are both arranged in a "T" shape.

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