A welding production line for automobile chassis bracket

Abstract

The utility model discloses a welding production line for automobile chassis brackets, comprising two symmetrically arranged track assemblies, a welding assembly being arranged on the track assemblies, a support assembly being arranged between the track assemblies, and an operating table being arranged on one side of the support assembly; the track assembly comprises a base, shift rails being arranged on both sides of the base, a moving plate being arranged on the shift rails, a rack being arranged between the two shift rails, a gear matching the rack being arranged at the bottom of the moving plate, a driving motor and a fixing plate for driving the gear being arranged on the upper surface of the moving plate, and the welding assembly being arranged on the fixing plate. The utility model has a simple structure, and the fully automated operation ensures the high efficiency of welding, and the structural length is adapted to various vehicle models, and has a wide range of applications.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile assembly welding, in particular to an automobile chassis bracket welding production line. Background Art

[0002] The automobile chassis consists of four parts: the transmission system, the running system, the steering system and the braking system. The function of the chassis is to support and install the automobile engine and its components and assemblies, form the overall shape of the automobile, and receive the power of the engine to make the automobile move and ensure normal driving.

[0003] The main body of the base plate is assembled and welded by various components. General welding equipment cannot adapt to base plates of various specifications and adopts manual fixed welding, which has low work efficiency and safety risks. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide an automobile chassis bracket welding production line, which has a simple structure, and the fully automated operation ensures the high efficiency of welding, and the structure length is adapted to various specifications of vehicle models, and has a wide range of applications.

[0005] In order to solve the above technical problems, the utility model provides an automobile chassis bracket welding production line, comprising two symmetrically arranged track assemblies, a welding assembly is arranged on the track assemblies, a support assembly is arranged between the track assemblies, and an operating table is arranged on one side of the support assembly; the track assembly comprises a base, shift rails are arranged on both sides of the base, a moving plate is arranged on the shift rails, a rack is arranged between the two shift rails, a gear adapted to the rack is arranged at the bottom of the moving plate, a driving motor and a fixed plate for driving the gear are arranged on the upper surface of the moving plate, and the welding assembly is arranged on the fixed plate.

[0006] Furthermore, limited seats are arranged on both sides of the base corresponding to both sides of the shift rail, and a chain plate assembly is arranged between the rails.

[0007] Furthermore, the welding assembly comprises a first rotating table at the bottom, a side rotating table is arranged on the first rotating table, a supporting arm is arranged on the side rotating table, and a welding gun is arranged at the end of the supporting arm.

[0008] Furthermore, the support assembly includes a support seat, a bracket is arranged on the support seat, a positioning frame is arranged between the brackets, and a positioning block is arranged on the positioning frame.

[0009] Furthermore, an ejection device is arranged between the support seats, the ejection device comprises an ejection cylinder, an output end of the ejection cylinder is provided with a lifting plate, and at least two ejection devices are arranged side by side.

[0010] Furthermore, two positioning frames are provided, one of which is provided with a transmission block, one side of the transmission block is provided with an auxiliary motor, and the support seat is provided with a first track adapted to the transmission block.

[0011] Furthermore, a gun cleaning and wire cutting assembly is provided on one side of the track assembly.

[0012] The beneficial effects of the utility model are as follows: when the device is used, the base plate to be welded is supported and fixed by the support assembly. After the fixing is completed, the operating table is moved manually, and the movement of the track assembly is controlled by the operating table. The drive motor is started to drive the gear to rotate. The meshing relationship between the gear and the rack can convert the rotational motion of the gear into a linear motion of the moving plate on the moving track, thereby driving the welding assembly on the fixed plate to move to a suitable position for welding operations. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0014] Figure 2 It is a partial structural schematic diagram of the support assembly of the utility model.

[0015] Figure 3 It is a schematic diagram of the track assembly structure of the utility model.

[0016] Figure 4 It is a schematic diagram of the welding assembly structure of the utility model.

[0017] Explanation of the numbers in the figure: 1. Track assembly; 11. Base; 12. Shift rail; 13. Moving plate; 14. Rack; 15. Gear; 16. Driving motor; 17. Fixed plate; 18. Limit seat; 19. Chain plate assembly 2. Welding assembly; 21. First rotating table; 22. Side rotating table; 23. Support arm; 24. Welding gun; 3. Support assembly; 31. Support seat; 32. Bracket; 33. Positioning frame; 34. Positioning block; 35. Transmission block; 36. Auxiliary motor; 37. First track; 4. Operating table; 5. Ejection device; 51. Ejection cylinder; 52. Lifting plate; 6. Gun cleaning and wire cutting assembly. DETAILED DESCRIPTION

[0018] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0019] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0020] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0021] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0022] In the present utility model, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0023] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "upper", "lower", "left", "right" and similar expressions used herein are for illustrative purposes only and are not intended to be the only implementation method.

[0024] Reference Figures 1 to 4 As shown, an embodiment of a welding production line for an automobile chassis bracket of the utility model comprises two symmetrically arranged track assemblies 1, a welding assembly 2 is arranged on the track assemblies 1, a support assembly 3 is arranged between the track assemblies 1, and an operating table 4 is arranged on one side of the support assembly 3; the track assembly 1 comprises a base 11, shift rails 12 are arranged on both sides of the base 11, a movable plate 13 is arranged on the shift rail 12, a rack 14 is arranged between the two shift rails 12, a gear 15 adapted to the rack 14 is arranged at the bottom of the movable plate 13, a driving motor 16 and a fixed plate 17 for driving the gear 15 are arranged on the upper surface of the movable plate 13, and the welding assembly 2 is arranged on the fixed plate 17.

[0025] When in use, the support component 3 is used to support and fix the base plate to be welded. After the fixation is completed, the operating table 4 is manually moved, and the track component 1 is controlled to move by the operating table 4. The drive motor 16 is started to drive the gear 15 to rotate. The meshing relationship between the gear 15 and the rack 14 can convert the rotational motion of the gear 15 into a linear motion of the moving plate 13 on the moving rail 12, thereby driving the welding component 2 on the fixed plate 17 to move to a suitable position for welding operations.

[0026] Limit seats 18 are set on both sides of the base 11 corresponding to the two sides of the moving rail 12, and a chain plate assembly 19 is set between the rails. The chain plate assembly 19 is used to place connecting lines such as electric wires. The setting of the limit seat 18 allows the moving seat to move out of the track when it moves left and right; the welding assembly 2 includes a first rotating table 21 at the bottom, a side rotating table 22 is set on the first rotating table 21, a support arm 23 is set on the side rotating table 22, and a welding gun 24 is set at the end of the support arm 23. The first rotating table 21 can drive the above-mentioned equipment to rotate in the horizontal plane, and the side rotating table 22 can drive the above-mentioned equipment to rotate in the vertical plane. The support arm 23 can be retracted to drive the welding gun 24 to move in the entire three-dimensional plane.

[0027] The support assembly 3 includes a support seat 31, on which a bracket 32 ​​is arranged, between which a positioning frame 33 is arranged, on which a positioning block 34 is arranged, the positioning frame 33 is used to support the workpiece to be welded, and the positioning block 34 is used to fix the workpiece to be welded.

[0028] An ejection device 5 is arranged between the support seats 31, and the ejection device 5 includes an ejection cylinder 51. A lifting plate 52 is arranged at the output end of the ejection cylinder 51. At least two ejection devices 5 are arranged side by side. After welding is completed, the ejection cylinder 51 can be used to drive the lifting plate 52 to rise, thereby ejecting the workpiece to realize the pre-operation of unloading.

[0029] Two positioning frames 33 are provided, one of which is provided with a transmission block 35, and an auxiliary motor 36 is provided on one side of the transmission block 35. A first track 37 adapted to the transmission block 35 is provided on the support seat 31. The auxiliary motor 36 is used to drive the transmission block 35 to move on the first track 37 to change the distance between the two positioning frames 33 to adapt to workpieces of different sizes.

[0030] A gun cleaning and wire cutting assembly 6 is provided on one side of the track assembly 1 for subsequent maintenance operations of the welding assembly 2 .

[0031] The above-described embodiments are only preferred embodiments for fully illustrating the present utility model, and the protection scope of the present utility model is not limited thereto. Equivalent substitutions or changes made by technicians in the technical field on the basis of the present utility model are all within the protection scope of the present utility model. The protection scope of the present utility model shall be subject to the claims.

Claims

1. An automobile chassis bracket welding production line, characterized in that: It comprises two symmetrically arranged track assemblies (1), a welding assembly (2) being arranged on the track assemblies (1), a support assembly (3) being arranged between the track assemblies (1), and an operating table (4) being arranged on one side of the support assembly (3); The track assembly (1) comprises a base (11), both sides of the base (11) are provided with shift rails (12), a moving plate (13) is provided on the shift rails (12), a rack (14) is provided between the two shift rails (12), a gear (15) adapted to the rack (14) is provided at the bottom of the moving plate (13), a driving motor (16) for driving the gear (15) and a fixed plate (17) are provided on the upper surface of the moving plate (13), and the welding assembly (2) is provided on the fixed plate (17).

2. The automobile chassis bracket welding production line according to claim 1, characterized in that: Limiting seats (18) are arranged on both sides of the base (11) corresponding to both sides of the shift rail (12), and a chain plate assembly (19) is arranged between the rails.

3. The automobile chassis bracket welding production line according to claim 1, characterized in that: The welding assembly (2) comprises a first rotating table (21) at the bottom, a side rotating table (22) is arranged on the first rotating table (21), a supporting arm (23) is arranged on the side rotating table (22), and a welding gun (24) is arranged at the end of the supporting arm (23).

4. The automobile chassis bracket welding production line according to claim 1, characterized in that: The support assembly (3) comprises a support seat (31), a bracket (32) is arranged on the support seat (31), a positioning frame (33) is arranged between the brackets (32), and a positioning block (34) is arranged on the positioning frame (33).

5. The automobile chassis bracket welding production line according to claim 4, characterized in that: An ejection device (5) is arranged between the support seats (31), the ejection device (5) comprises an ejection cylinder (51), an output end of the ejection cylinder (51) is provided with a lifting plate (52), and at least two ejection devices (5) are arranged side by side.

6. The automobile chassis bracket welding production line according to claim 4, characterized in that: Two positioning frames (33) are provided, one of the positioning frames (33) is provided with a transmission block (35), one side of the transmission block (35) is provided with an auxiliary motor (36), and the support seat (31) is provided with a first track (37) adapted to the transmission block (35).

7. The automobile chassis bracket welding production line according to claim 1, characterized in that: A gun cleaning and wire cutting assembly (6) is provided on one side of the track assembly (1).

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