Steering column tube welding device

Abstract

The utility model discloses a steering column tube welding device, and belongs to the technical field of automobile steering column machining. A steering column tube welding device comprises a workbench, a rotating cylinder, a rotating disc, a clamping assembly, a rotating assembly and a jacking assembly. The rotating disc is fixedly installed on the upper end face of the rotating drum, the clamping assembly is fixedly installed on the upper end face of the rotating disc, the rotating assembly is fixedly installed on the lower end face of the workbench, the output end of the rotating assembly is connected with the rotating drum and drives the rotating drum to rotate, the abutting assembly is fixedly installed on the rotating drum, and the output end of the abutting assembly abuts against the inner wall of the steering column tube. According to the centering device, the base can be clamped and centered through the clamping assembly, then the column pipe can be centered through the jacking assembly, automatic alignment and centering of the base and the column pipe are achieved, labor cost is reduced, and meanwhile centering accuracy is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile steering column processing, and more specifically relates to a steering column tube welding device. Background Art

[0002] The steering column and drive shaft assembly of a car is a connecting component installed between the steering wheel and the steering gear. It is mainly used to control the direction of the car, transmit torque, and absorb the energy of the car when it hits the car. The steering column tube of the car is generally welded by the base and the column. The traditional welding method of the steering column tube of the car requires two operators to cooperate. One operator aligns and fixes the base and the column tube, and the other operator holds the welding gun to weld. This processing method will inevitably increase the labor cost. At the same time, manual alignment will also have errors, resulting in deviations in the welding position and rework problems. Therefore, a steering column tube welding device is proposed. Utility Model Content

[0003] The technical problem to be solved by the utility model is to provide a steering column tube welding device, which can realize automatic alignment and installation of the steering column tube of an automobile without manual alignment, thereby reducing labor costs, improving efficiency, and ensuring the alignment accuracy of the base and the column tube.

[0004] The utility model discloses a steering column tube welding device, comprising a workbench, a rotating drum, a rotating disk, a clamping assembly, a rotating assembly and a tightening assembly; the rotating drum is rotatably mounted on the workbench, the rotating disk is fixedly mounted on the upper end surface of the rotating drum, the clamping assembly is fixedly mounted on the upper end surface of the rotating disk, the rotating assembly is fixedly mounted on the lower end surface of the workbench, the output end of the rotating assembly is connected with the rotating drum to drive the rotating drum to rotate, the tightening assembly is fixedly mounted on the rotating drum, and the output end of the tightening assembly is tightened against the inner wall of the steering column tube.

[0005] As a further improvement of the utility model, the clamping assembly includes a clamping cylinder and a clamping plate; the clamping cylinder is fixedly installed on the upper end surface of the turntable, and the output end of the clamping cylinder is connected to the clamping plate to drive the clamping plate to move for clamping.

[0006] As a further improvement of the utility model, the rotating assembly includes a rotating motor, a driving pulley, a driven pulley and a transmission belt; the rotating motor is fixedly mounted on the lower end surface of the workbench, the output end of the rotating motor is connected to the driving pulley, the driven pulley is fixedly mounted on the rotating drum, and the two ends of the transmission belt are respectively connected to the driving pulley and the driven pulley.

[0007] As a further improvement of the utility model, the tightening assembly includes a tightening cylinder, a connecting shaft, a sleeve, a first connecting rod, a second connecting rod and a top plate; the sleeve is arranged on the upper end surface of the turntable, the tightening cylinder is fixedly installed on the lower end surface of the turntable, and the output end of the tightening cylinder passes through the sleeve and is connected to the connecting shaft, and the upper end of the connecting shaft passes through the sleeve; the upper end of the first connecting rod is hinged to the connecting shaft, the lower end of the first connecting rod is hinged to the top plate, and the lower end of the second connecting rod is hinged to the sleeve; the upper end of the second connecting rod is hinged to the top plate.

[0008] As a further improvement of the utility model, the clamping plate is an arc-shaped bent plate.

[0009] Compared with the prior art, the advantages of the present invention are:

[0010] The utility model can clamp and center the base through the clamping assembly, and can center the column tube through the tightening assembly, so as to realize automatic alignment and centering of the base and the column tube, reduce labor costs, and also ensure the accuracy of centering. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the specific structure of the utility model;

[0013] Figure 3 It is a schematic diagram of the structure of the tightening assembly of the utility model.

[0014] Description of the numbers in the figure:

[0015] 1. Workbench; 2. Rotating drum; 3. Turntable; 4. Clamping assembly; 401. Clamping cylinder; 402. Clamping plate; 5. Rotating assembly; 501. Rotating motor; 502. Driving pulley; 503. Driven pulley; 504. Transmission belt; 6. Tightening assembly; 601. Tightening cylinder; 602. Connecting shaft; 603. Sleeve; 604. First connecting rod; 605. Second connecting rod; 606. Top plate; 7. Base; 8. Column tube. DETAILED DESCRIPTION

[0016] Specific embodiment 1: Please refer to Figure 1-3 A steering column tube welding device comprises a workbench 1, a rotating drum 2, a rotating disk 3, a clamping assembly 4, a rotating assembly 5 and a tightening assembly 6; the rotating drum 2 is rotatably mounted on the workbench 1, the rotating disk 3 is fixedly mounted on the upper end surface of the rotating drum 2 by screws, and the clamping assembly 4 comprises a clamping cylinder 401 and a clamping plate 402; the clamping cylinder 401 is fixedly mounted on the upper end surface of the rotating disk 3 by screws, and the output end of the clamping cylinder 401 is connected to the clamping plate 402, driving the clamping plate 402 to move and clamp the base, and the clamping plate 402 is an arc-shaped bent plate, which can ensure the purpose of clamping and centering the base during the clamping process.

[0017] The tightening assembly 6 includes a tightening cylinder 601, a connecting shaft 602, a sleeve 603, a first connecting rod 604, a second connecting rod 605 and a top plate 606; the sleeve 603 is arranged on the upper end surface of the turntable 3, the tightening cylinder 601 is fixedly mounted on the lower end surface of the rotating drum 2 by screws, and the output end of the tightening cylinder 601 passes through the sleeve 603 and is connected to the connecting shaft 602, and the upper end of the connecting shaft 602 passes through the sleeve 603; the upper end of the first connecting rod 604 is hinged to the connecting shaft 602, the lower end of the first connecting rod 604 is hinged to the top plate 606, and the lower end of the second connecting rod 605 is hinged to the sleeve 603; the upper end of the second connecting rod 605 is hinged to the top plate 606 Plate 606 is hinged; the column tube is sleeved outside the sleeve 603, and by starting the tightening cylinder 601, the connecting shaft 602 is driven to move downward, and through the cooperation of the first connecting rod 604 and the second connecting rod 605, the top plate 606 can be driven to move outward, so that the top plate 606 can be against the inner wall of the column tube, and the number of top plates 606 is 2, which are evenly arranged inside the column tube, so as to achieve the purpose of centering and limiting the column tube during the tightening process, ensure the centering alignment of the column tube and the base, and at the same time, through the tightening method of the top plate 606, it can adapt to the use of column tubes with different inner diameters, thereby improving the practicability of the device.

[0018] The rotating assembly 5 includes a rotating motor 501, a driving pulley 502, a driven pulley 503 and a transmission belt 504; the rotating motor 501 is fixedly installed on the lower end surface of the workbench 1 by screws, the output end of the rotating motor 501 is connected to the driving pulley 502, the driven pulley 503 is fixedly installed on the rotating drum 2, and the two ends of the transmission belt 504 are respectively connected to the driving pulley 502 and the driven pulley 503; the rotating motor 501 drives the transmission belt 504 to rotate, thereby mobilizing the rotating drum 2 to rotate, and then mobilizing the turntable 3 and the steering column tube to rotate, which is convenient for operators to perform welding.

[0019] Working principle: In the utility model, the base is first placed on the turntable 3, and the clamping cylinder 401 is started to drive the clamping plate 402 to move, so that the base is clamped and centered, and then the column tube is put on the sleeve 603, and the tightening cylinder 601 is started to drive the connecting shaft 602 to move downward, so that the top plate 606 can be mobilized to move outward through the cooperation of the first connecting rod 604 and the second connecting rod 605, so as to tighten and center the column tube, ensure the alignment and centering of the column tube and the base, and achieve the purpose of automatic centering and alignment, and then the operator performs welding, and at the same time starts the rotating motor 501 to drive the turntable 3 and the steering column tube to rotate, so as to facilitate welding.

[0020] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A steering column tube welding device, characterized in that: The invention comprises a workbench (1), a rotating drum (2), a rotating disk (3), a clamping assembly (4), a rotating assembly (5) and a tightening assembly (6); the rotating drum (2) is rotatably mounted on the workbench (1), the rotating disk (3) is fixedly mounted on the upper end surface of the rotating drum (2), the clamping assembly (4) is fixedly mounted on the upper end surface of the rotating disk (3), the rotating assembly (5) is fixedly mounted on the lower end surface of the workbench (1), the output end of the rotating assembly (5) is connected to the rotating drum (2) to drive the rotating drum (2) to rotate, the tightening assembly (6) is fixedly mounted on the rotating drum (2), and the output end of the tightening assembly (6) is tightened against the inner wall of the steering column tube.

2. A steering column tube welding device according to claim 1, characterized in that: The clamping assembly (4) comprises a clamping cylinder (401) and a clamping plate (402); the clamping cylinder (401) is fixedly mounted on the upper end surface of the turntable (3); the output end of the clamping cylinder (401) is connected to the clamping plate (402), driving the clamping plate (402) to move for clamping.

3. A steering column tube welding device according to claim 1, characterized in that: The rotating assembly (5) comprises a rotating motor (501), a driving pulley (502), a driven pulley (503) and a transmission belt (504); the rotating motor (501) is fixedly mounted on the lower end surface of the workbench (1), the output end of the rotating motor (501) is connected to the driving pulley (502), the driven pulley (503) is fixedly mounted on the rotating drum (2), and the two ends of the transmission belt (504) are respectively connected to the driving pulley (502) and the driven pulley (503).

4. A steering column tube welding device according to claim 1, characterized in that: The tightening assembly (6) comprises a tightening cylinder (601), a connecting shaft (602), a sleeve (603), a first connecting rod (604), a second connecting rod (605) and a top plate (606); the sleeve (603) is arranged on the upper end surface of the rotating disk (3), the tightening cylinder (601) is fixedly installed on the lower end surface of the rotating drum (2), and the output end of the tightening cylinder (601) passes through the sleeve (603) and is connected to the connecting shaft (602), and the upper end of the connecting shaft (602) passes through the sleeve (603); the upper end of the first connecting rod (604) is hinged to the connecting shaft (602), the lower end of the first connecting rod (604) is hinged to the top plate (606), and the lower end of the second connecting rod (605) is hinged to the sleeve (603); the upper end of the second connecting rod (605) is hinged to the top plate (606).

5. A steering column tube welding device according to claim 2, characterized in that: The clamping plate (402) is an arc-shaped bent plate.

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