Transverse moving device for welding automobile framework

Abstract

The utility model discloses a transverse moving device for automobile framework welding, which comprises two side plate frames arranged in a mirror image mode, a transverse moving assembly is rotatably installed between the two side plate frames, adjusting assemblies are installed on the opposite sides of the two side plate frames, two framework welding assemblies arranged front and back are installed on the transverse moving assembly, and the framework welding assemblies are installed on the transverse moving assembly. The transverse moving assembly comprises two rotating rollers rotationally installed on the two side plate frames correspondingly, a stepping motor is installed on the front face of one side plate frame, the output end of the stepping motor is in transmission connection with one rotating roller, and the outer surfaces of the two rotating rollers are each in transmission connection with two I-shaped roller wheels arranged front and back. The outer surfaces of the I-shaped rollers which are arranged side by side in pairs are sleeved with conveying chain belts. The transverse moving device can be matched with two or more automobile framework welding production lines, synchronous welding of the two production lines is promoted, the number of driving mechanical structures is effectively reduced, and meanwhile the complexity of system management is simplified.

Description

Technical Field

[0001] The utility model relates to the technical field of lateral movement devices for welding, in particular to a lateral movement device for welding of automobile frames. Background Art

[0002] The transverse movement device for automobile frame welding can connect the welding platform of the automobile frame with the welding mechanical equipment to realize the horizontal movement of the welding tool on the frame, and can quickly complete the large-area horizontal welding operation, thereby improving the welding efficiency. In addition, the left and right transverse movement devices cooperate with the front and rear axial moving mechanisms to realize welding movement with different speeds and trajectories, making the welding process more controllable. Generally, the automobile frame to be welded is fixed on the welding production line by using various clamps, and then the transverse movement device and the front and rear axial moving mechanism equipped on the welding production line are used to drive the welding structure to perform welding operations according to the set trajectory. In this process, in order to improve the efficiency of welding multiple automobile frames, multiple welding production lines need to be started. In the prior art, the transverse movement devices in each welding production line operate independently, which makes the system management slightly complicated, and at the same time increases the number of driving mechanical structures, thereby increasing the cost. Utility Model Content

[0003] In view of the deficiencies of the prior art, the purpose of the present utility model is to provide a transverse movement device for automobile frame welding, so as to solve the problems proposed in the above background technology that when two automobile frame welding production lines are started simultaneously, the system management is slightly complicated and the cost of the driving mechanical structure is relatively high.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a transverse movement device for automobile frame welding, comprising two mirror-arranged side plate frames, a transverse movement assembly is rotatably installed between the two side plate frames, an adjustment assembly is installed on the opposite sides of the two side plate frames, and two frame welding assemblies arranged front and back are installed on the transverse movement assembly;

[0005] The transverse movement assembly includes two rotating rollers that are rotatably mounted on two side plate frames, wherein a stepper motor is mounted on the front of one of the side plate frames, and the output end of the stepper motor is transmission-connected to one of the rotating rollers, and the outer surfaces of the two rotating rollers are transmission-connected to two front-to-rear I-shaped rollers, and the outer surfaces of the I-shaped rollers that are arranged side by side are both sleeved with conveyor chains, and the two conveyor chains are respectively fixedly connected to the two skeleton welding assemblies.

[0006] Preferably, the two front-end I-shaped rollers are fixedly connected to the rotating roller, and the two rear-end I-shaped rollers are slidably connected to the rotating roller.

[0007] Preferably, both sides of the rotating roller are provided with long strip grooves, and the inner walls of the two rear I-shaped rollers are fixedly mounted with engaging blocks adapted to the long strip grooves.

[0008] Preferably, the front sides of the two I-shaped rollers at the rear are both provided with an annular sliding groove.

[0009] Preferably, the adjustment assembly includes an extension plate fixedly mounted on one side of the side plate frame, a multi-section electric push rod is mounted on the back side of the extension plate, and a T-block adapted to the annular slide groove is mounted on the free end of the multi-section electric push rod.

[0010] Preferably, notch-shaped reinforcement strips are placed between the top wall and the bottom wall of the two conveyor chain belts, connecting plates are fixedly installed between the two sides of the front notch-shaped reinforcement strip and the two side plate frames, arc-shaped clamping blocks are fixedly installed on both sides of the other notch-shaped reinforcement strip, and one side of the arc-shaped clamping block is attached to the inner wall of the recessed part of the I-shaped roller, guide plates mounted on the outer surface of the arc-shaped clamping block are fixedly installed on the rear sides of the two side plate frames, and a distance sensor electrically connected to the multi-section electric push rod is installed on the front side of the rear notch-shaped reinforcement strip.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The transverse movement device in the utility model can be adapted to two or more automobile frame welding production lines, so as to promote synchronous welding of the two production lines, effectively reduce the number of driving mechanical structures, and simplify the complexity of system management.

[0013] 2. In the utility model, by utilizing a multi-section electric push rod to extend outward or retract inward according to a set program, the I-shaped roller can be driven to move on the rotating roller through a T-block accordingly, thereby changing the spacing between the front and rear two conveyor chain belts, thereby ultimately achieving the purpose of adjusting the spacing between the frame welding components on the front and rear two welding production lines. While simultaneously welding the automobile frames on at least two welding production lines to improve the overall efficiency, it can also improve its adaptability to the size of the automobile frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the structure of the transverse shift assembly of the utility model;

[0016] Figure 3 This is a schematic diagram of the structure of the I-shaped roller and the arc-shaped clamping block of the utility model;

[0017] Figure 4 It is a structural schematic diagram of the adjustment component of the utility model;

[0018] Figure 5 It is a schematic diagram of the disassembled structure of the conveyor chain belt and the notch-shaped reinforcement strip of the utility model.

[0019] In the figure: 1. Side plate frame; 2. Transverse movement assembly; 201. Rotating roller; 2011. Long strip groove; 202. Stepping motor; 203. I-shaped roller; 2031. Engaging block; 2032. Annular slide; 204. Conveyor chain; 3. Adjustment assembly; 301. Extension plate; 302. Multi-section electric push rod; 303. T-block; 4. Frame welding assembly; 5. Notch-type reinforcement strip; 501. Arc-shaped block; 502. Guide plate; 503. Distance sensor. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 5 , an embodiment provided by the utility model:

[0022] A transverse movement device for automobile frame welding comprises two mirror-arranged side panel frames 1, a transverse movement assembly 2 is rotatably installed between the two side panel frames 1, an adjustment assembly 3 is installed on the opposite sides of the two side panel frames 1, two frame welding assemblies 4 arranged front and back are installed on the transverse movement assembly 2, the transverse movement assembly 2 comprises two rotating rollers 201 respectively rotatably installed on the two side panel frames 1, a stepper motor 202 is installed on the front of one of the side panel frames 1, and the output end of the stepper motor 202 is transmission-connected to one of the rotating rollers 201, the outer surfaces of the two rotating rollers 201 are transmission-connected to two front-and-back arranged I-shaped rollers 203, the outer surfaces of the I-shaped rollers 203 arranged side by side are both sleeved with conveyor chains 204, and the two conveyor chains 204 are respectively fixedly connected to the two frame welding assemblies 4;

[0023] Specifically, the front-rear axial moving mechanism equipped when the two side plate frames 1 are externally connected to the automobile frame welding drives the entire transverse moving device to adjust the front-rear axial position according to the set program, and cooperates with the transverse moving component 2 to drive the frame welding component 4 to move transversely along the left and right axes, so as to ensure the flexibility when welding the automobile frame. In addition, when the transverse moving component 2 is running, the stepper motor 202 is started according to the set program, and is used to control one of the rotating rollers 201 to rotate in the set direction, thereby driving the type roller 203 to drive the two conveyor chain belts 204 to rotate toward one side, so as to adjust the lateral positions of the two frame welding components 4 according to the welding requirements;

[0024] More specifically, in actual application, the two automobile frames can be fixed on the two welding production lines below the device according to the spacing between the front and rear conveyor chains 204. Then, when the stepper motor 202 is operated to drive the rotating roller 201 and the I-shaped roller 203 to drive the two conveyor chains 204 to move, the two skeleton welding components 4 can be controlled to perform horizontal operations on the two automobile frames synchronously according to the set trajectory. By adopting the same driving source to synchronously adjust the lateral movement of at least two skeleton welding components 4, the overall welding efficiency can be effectively improved, while saving the number of driving mechanical structures and simplifying the complexity of system management.

[0025] like Figure 2 and Figure 4 As shown, the two front-end I-shaped rollers 203 are fixedly connected to the rotating roller 201, and the two rear-end I-shaped rollers 203 are slidingly connected to the rotating roller 201. Long strip grooves 2011 are provided on both sides of the rotating roller 201. The inner walls of the two rear-end I-shaped rollers 203 are fixedly installed with engaging blocks 2031 adapted to the long strip grooves 2011. The engaging assembly of the engaging blocks 2031 and the long strip grooves 2011 can ensure that the two rear-end I-shaped rollers 203 follow the rotating roller 201 and rotate under the drive of the stepper motor 202.

[0026] like Figure 1-Figure 5As shown, the front faces of the two rear-end I-shaped rollers 203 are provided with annular grooves 2032, the adjustment assembly 3 comprises an extension plate 301 fixedly mounted on one side of the side plate frame 1, a multi-section electric push rod 302 is mounted on the back of the extension plate 301, a T-block 303 adapted to the annular groove 2032 is mounted on the free end of the multi-section electric push rod 302, the position of the rear-end I-shaped roller 203 on the rotating roller 201 can be adjusted accordingly through the T-block 303 by utilizing the telescopic operation of the multi-section electric push rod 302, and the curvature of the T-block 303 is adapted to the annular groove 2032, so that the I-shaped roller 203 is not hindered from rotating with the rotating roller 201, and a notch-shaped reinforcement strip 5 is placed between the top wall and the bottom wall of the two conveyor chain belts 204 to increase the strength and Stability, connecting plates are fixedly installed between the two sides of a notch-shaped reinforcement strip 5 in the front and the two side plate frames 1, and arc-shaped clamping blocks 501 are fixedly installed on both sides of another notch-shaped reinforcement strip 5, and one side of the arc-shaped clamping block 501 is in contact with the inner wall of the recessed part of the I-shaped roller 203, and the rear sides of the two side plate frames 1 are fixedly installed with guide plates 502 sleeved on the outer surface of the arc-shaped clamping block 501, and a distance sensor 503 electrically connected to the multi-section electric push rod 302 is installed on the front side of the notch-shaped reinforcement strip 5 in the rear. When the multi-section electric push rod 302 is extended and retracted to change the distance between the two adjacent skeleton welding components 4 in front and behind, the distance sensor 503 is used to monitor the distance between itself and the front notch-shaped reinforcement strip 5, so as to ensure that the extension and retraction amount of the multi-section electric push rod 302 accurately reaches the set value;

[0027] Specifically, when the telescopic cooperation T-block 303 and the annular slide groove 2032 of the multi-section electric push rod 302 are used to drive the I-shaped roller 203 to move, the arc-shaped clamping block 501 engaged in the recessed part of the I-shaped roller 203 can transmit the external force to the corresponding notch-shaped reinforcement strip 5, ensuring that it moves to the same position as the I-shaped roller 203 and the conveyor chain 204.

[0028] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A traverse device for welding an automobile frame, comprising two mirror-arranged side panel frames (1), characterized in that: A transverse movement assembly (2) is rotatably mounted between the two side plate frames (1), an adjustment assembly (3) is mounted on opposite sides of the two side plate frames (1), and two frame welding assemblies (4) arranged front and rear are mounted on the transverse movement assembly (2); The transverse shifting assembly (2) comprises two rotating rollers (201) respectively rotatably mounted on two side plate frames (1); a stepper motor (202) is mounted on the front of one of the side plate frames (1); and the output end of the stepper motor (202) is transmission-connected to one of the rotating rollers (201); the outer surfaces of the two rotating rollers (201) are transmission-connected to two front-to-back arranged I-shaped rollers (203); the outer surfaces of the two I-shaped rollers (203) arranged side by side are both sleeved with conveyor chains (204); and the two conveyor chains (204) are respectively fixedly connected to the two skeleton welding assemblies (4).

2. The traverse device for automobile frame welding according to claim 1, characterized in that: The two front-end I-shaped rollers (203) are fixedly connected to the rotating roller (201), and the two rear-end I-shaped rollers (203) are slidably connected to the rotating roller (201).

3. The traverse device for automobile frame welding according to claim 1, characterized in that: Both sides of the rotating roller (201) are provided with long strip grooves (2011), and the inner walls of the two rear-end profile rollers (203) are fixedly mounted with engaging blocks (2031) adapted to the long strip grooves (2011).

4. The traverse device for automobile frame welding according to claim 1, characterized in that: The front sides of the two rear-side I-shaped rollers (203) are both provided with an annular sliding groove (2032).

5. The traverse device for automobile frame welding according to claim 1, characterized in that: The adjustment assembly (3) comprises an extension plate (301) fixedly mounted on one side of the side plate frame (1), a multi-section electric push rod (302) being mounted on the back of the extension plate (301), and a T-shaped block (303) adapted to the annular slide groove (2032) being mounted on the free end of the multi-section electric push rod (302).

6. The traverse device for automobile frame welding according to claim 1, characterized in that: A notch-shaped reinforcement strip (5) is placed between the top wall and the bottom wall of the two conveyor chain belts (204); connecting plates are fixedly installed between the two sides of the notch-shaped reinforcement strip (5) at the front and the two side plate frames (1); arc-shaped clamping blocks (501) are fixedly installed on both sides of the other notch-shaped reinforcement strip (5), and one side of the arc-shaped clamping block (501) is attached to the inner wall of the recessed part of the I-shaped roller (203); guide plates (502) sleeved on the outer surface of the arc-shaped clamping block (501) are fixedly installed on the rear sides of the two side plate frames (1); and a distance sensor (503) electrically connected to the multi-section electric push rod (302) is installed on the front side of the notch-shaped reinforcement strip (5) at the rear.

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