Welding equipment for automobile frame production

Abstract

The utility model relates to the technical field of automobile frame welding, and discloses an automobile frame production welding device which comprises a supporting plate, the outer wall of the supporting plate is fixedly connected with a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected with a moving block, and the interior of the moving block is slidably connected with a guide rail. And the upper surface of the guide rail is slidably connected to the lower surface of the supporting plate, the outer wall of the moving block is fixedly connected with a tooth pattern plate, the outer wall of the tooth pattern plate is connected with a transmission gear in a meshed mode, and the upper surface of the transmission gear is rotatably connected to the lower surface of the supporting plate. The output end of the hydraulic cylinder drives the moving block to slide, the moving block drives the transmission gear to rotate through the tooth pattern plate, the transmission gear drives the moving block at the other end to move through the tooth pattern plate, and when the positioning column is attached to the vehicle frame, the vehicle frame can be fixed to the supporting plate. And therefore, the effects of fixing the vehicle frames with different sizes and shapes and improving the universality and flexibility of the equipment can be achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile frame welding, in particular to a welding device used for automobile frame production. Background Art

[0002] The automobile frame is one of the main structural components of the vehicle, usually made of strong materials such as steel or aluminum alloy. Its function is to provide the overall framework and support structure of the vehicle to support the weight of the vehicle and carry various mechanical and structural components. Automobile frame welding is an important link in the automobile manufacturing process. Usually, a variety of welding methods are used, including welding guns, arc welding, laser welding, etc., and during welding, if the position of the frame cannot be completely fixed, it will affect the welding quality and accuracy. Therefore, a welding device for automobile frame production is proposed.

[0003] However, it is difficult to fix frames of different sizes in most of the current frame welding equipment, which may cause instability in the welding process, affect the welding quality and accuracy, and reduce the versatility and flexibility of the equipment. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a welding device for automobile frame production, aiming to improve the problem that it is difficult to fix frames of different sizes, which may cause instability in the welding process, affect the welding quality and accuracy, and reduce the versatility and flexibility of the equipment.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A welding device for automobile frame production comprises a support plate, the outer wall of the support plate is fixedly connected to a hydraulic cylinder, the output end of the hydraulic cylinder is fixedly connected to a moving block, the interior of the moving block is slidably connected to a guide rail, the upper surface of the guide rail is slidably connected to the lower surface of the support plate, the outer wall of the moving block is fixedly connected to a toothed plate, the outer wall of the toothed plate is meshingly connected to a transmission gear, the upper surface of the transmission gear is rotatably connected to the lower surface of the support plate, a through groove is provided inside the moving block, the outer wall of the toothed plate is arranged on the inner wall of the through groove, the upper surface of the moving block is rotatably connected to a positioning column, the interior of the support plate is provided with a slide groove, the outer wall of the positioning column is slidably connected to the inner wall of the slide groove, and an adjustment component is provided on the upper surface of the support plate.

[0007] Preferably, the adjustment assembly includes a support plate, the lower surface of the support plate is fixedly connected to the upper surface of the support plate, the outer wall of the support plate is fixedly connected to the first motor, the output end of the first motor is fixedly connected to the positive and negative wire columns, the outer walls of the positive and negative wire columns are rotatably connected to the inner wall of the support plate, the outer walls of the positive and negative wire columns are threadedly connected to an adjustment block, the outer wall of the adjustment block is rotatably connected to a movable plate, the interior of the movable plate is rotatably connected to a fixed plate, and the lower surface of the fixed plate is fixedly connected to a lifting plate.

[0008] Preferably, the outer wall of the lifting plate is fixedly connected to a second motor, the output end of the second motor is fixedly connected to a first screw rod, and the outer wall of the first screw rod is rotatably connected to the inner wall of the lifting plate.

[0009] Preferably, the outer wall of the first screw rod is threadedly connected with a guide block, the interior of the guide block is slidably connected with a sliding column, and the outer wall of the sliding column is fixedly connected to the inner wall of the lifting plate.

[0010] Preferably, the outer wall of the lifting plate is fixedly connected to a third motor, the output end of the third motor is fixedly connected to a transmission column, and the outer wall of the transmission column is rotatably connected to the inner wall of the lifting plate.

[0011] Preferably, the outer wall of the transmission column is slidably connected with a first bevel gear, and the outer wall of the first bevel gear is arranged on the inner wall of the guide block.

[0012] Preferably, the outer wall of the first bevel gear is meshingly connected with the second bevel gear, the interior of the second bevel gear is fixedly connected with a second screw post, and the outer wall of the second screw post is rotatably connected to the interior of the guide block.

[0013] Preferably, the outer wall of the second thread column is threadedly connected to a connecting block, the outer wall of the connecting block is slidably connected to the inner wall of the guide block, and the lower surface of the connecting block is fixedly connected to a welding gun.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the output end of the hydraulic cylinder drives the moving block to slide, and the moving block drives the transmission gear to rotate through the toothed plate, and the transmission gear drives the moving block at the other end to move relatively through the toothed plate, thereby driving the positioning columns at both ends to slide. When the positioning columns are in contact with the frame, the frame can be fixed on the upper surface of the support plate, thereby achieving the effect of fixing frames of different sizes and shapes, thereby improving the versatility and flexibility of the equipment.

[0016] 2. In the utility model, the output end of the first motor can drive the positive and negative wire columns to rotate, thereby driving the adjustment blocks at both ends of the positive and negative wire columns to move relative to each other. The adjustment blocks push or pull the fixed plate to move through the movable plate, thereby adjusting the height of the lifting plate, thereby ensuring the welding distance between the welding gun and the frame, reducing the occurrence of welding defects, and improving the welding quality and strength.

[0017] 3. In the utility model, the output end of the second motor drives the first screw rod to rotate, and the first screw rod drives the guide block to slide on the outer wall of the sliding column, so that the welding position of the welding gun can be adjusted. When the third motor is turned on at the same time, the third motor drives the first bevel gear to rotate through the transmission column, and the first bevel gear drives the second bevel gear to rotate, and then the moving position of the connecting block is adjusted through the second screw column, which can further expand the moving range of the welding gun, thereby avoiding the occurrence of welding offset or wrong position, and improving the accuracy and consistency of welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a stereogram of a welding device for automobile frame production proposed by the utility model;

[0019] Figure 2 This is a schematic diagram of a transmission gear for automobile frame production welding equipment proposed by the utility model;

[0020] Figure 3 This is a schematic diagram of a movable plate for automobile frame production welding equipment proposed by the utility model;

[0021] Figure 4 The utility model discloses a schematic diagram of a guide block for automobile frame production welding equipment.

[0022] Legend:

[0023] 1. Support plate; 2. Hydraulic cylinder; 3. Moving block; 4. Guide rail; 5. Toothed plate; 6. Transmission gear; 7. Through groove; 8. Positioning column; 9. Slide groove; 10. Support plate; 11. First motor; 12. Positive and negative screw columns; 13. Adjustment block; 14. Movable plate; 15. Fixed plate; 16. Lifting plate; 17. Second motor; 18. First screw rod; 19. Guide block; 20. Slide column; 21. Third motor; 22. Transmission column; 23. First bevel gear; 24. Second bevel gear; 25. Second screw column; 26. Connecting block; 27. Welding gun. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings of the specification of this 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 of 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.

[0025] Reference Figure 1-Figure 2 , the utility model provides an embodiment: a welding device for automobile frame production, comprising a support plate 1, the outer wall of the support plate 1 is fixedly connected with a hydraulic cylinder 2, the output end of the hydraulic cylinder 2 is fixedly connected with a moving block 3, the inside of the moving block 3 is slidably connected with a guide rail 4, the upper surface of the guide rail 4 is slidably connected to the lower surface of the support plate 1, the outer wall of the moving block 3 is fixedly connected with a toothed plate 5, the outer wall of the toothed plate 5 is meshingly connected with a transmission gear 6, the upper surface of the transmission gear 6 is rotatably connected to the lower surface of the support plate 1, a through groove 7 is opened inside the moving block 3, the outer wall of the toothed plate 5 is arranged on the inner wall of the through groove 7, the upper surface of the moving block 3 is rotatably connected with a positioning column 8, the inside of the support plate 1 is opened with a slide groove 9, the outer wall of the positioning column 8 is slidably connected to the inner wall of the slide groove 9, and an adjustment component is arranged on the upper surface of the support plate 1;

[0026] Specifically, the support plate 1 has a fixed support function for the hydraulic cylinder 2, and when the hydraulic cylinder 2 is turned on, its output end can drive the moving block 3 to slide on the outer wall of the guide rail 4. The support plate 1 has a fixed support function for the guide rail 4, which can ensure the stability of the moving block 3 when sliding, and the moving block 3 can drive the toothed plate 5 to move. At this time, the toothed plate 5 can drive the transmission gear 6 to rotate on the lower surface of the support plate 1 through meshing connection, and when the transmission gear 6 rotates, it can drive the moving block 3 at the other end to move relatively through the toothed plate 5, thereby driving the two The positioning column 8 at the end is centered and slides on the inner wall of the slide groove 9, and the toothed plate 5 can slide on the inner wall of the through groove 7, and the through groove 7 can ensure the movement space of the toothed plate 5. When the positioning column 8 is in contact with the frame, the frame can be fixed on the upper surface of the support plate 1. At the same time, the positioning column 8 can rotate on the upper surface of the moving block 3, which can prevent damage to the appearance of the frame during the clamping process, and further ensure that the frame will not move or shake during the welding process. At the same time, frames of different sizes can be fixed, thereby enhancing the flexibility of the production line.

[0027] Reference Figure 3The adjusting assembly includes a support plate 10, the lower surface of the support plate 10 is fixedly connected to the upper surface of the support plate 1, the outer wall of the support plate 10 is fixedly connected to the first motor 11, the output end of the first motor 11 is fixedly connected to the positive and negative wire columns 12, the outer wall of the positive and negative wire columns 12 is rotatably connected to the inner wall of the support plate 10, the outer wall of the positive and negative wire columns 12 is threadedly connected to the adjusting block 13, the outer wall of the adjusting block 13 is rotatably connected to the movable plate 14, the inner part of the movable plate 14 is rotatably connected to the fixed plate 15, and the lower surface of the fixed plate 15 is fixedly connected to the lifting plate 16;

[0028] Specifically, the support plate 1 can fix the position of the support plate 10, and the support plate 10 has a fixed supporting function for the first motor 11, ensuring the stability of the first motor 11 when it is turned on, and the output end of the first motor 11 can drive the positive and negative wire columns 12 to rotate on the inner wall of the support plate 10, and then drive the adjustment blocks 13 at both ends of the positive and negative wire columns 12 to move relative to each other at the same time. The adjustment block 13 can push the fixed plate 15 to move through the movable plate 14, and then drive the lifting plate 16 to slide up and down on the inner wall of the support plate 10 to adjust the use height of the lifting plate 16, adjust the welding distance with the frame, reduce the occurrence of welding defects, and improve the welding quality and strength.

[0029] Reference Figure 1 , Figure 3 and Figure 4 The outer wall of the lifting plate 16 is fixedly connected to a second motor 17, and the output end of the second motor 17 is fixedly connected to a first screw rod 18, and the outer wall of the first screw rod 18 is rotatably connected to the inner wall of the lifting plate 16; the outer wall of the first screw rod 18 is threadedly connected to a guide block 19, and the inner part of the guide block 19 is slidably connected to a slide column 20, and the outer wall of the slide column 20 is fixedly connected to the inner wall of the lifting plate 16; the outer wall of the lifting plate 16 is fixedly connected to a third motor 21, and the output end of the third motor 21 is fixedly connected to a transmission column 22, and the outer wall of the transmission column 22 is rotatably connected to the lifting plate 16. The inner wall of the descending plate 16; the outer wall of the transmission column 22 is slidably connected with a first bevel gear 23, and the outer wall of the first bevel gear 23 is arranged on the inner wall of the guide block 19; the outer wall of the first bevel gear 23 is meshingly connected with a second bevel gear 24, and the interior of the second bevel gear 24 is fixedly connected with a second threaded column 25, and the outer wall of the second threaded column 25 is rotatably connected to the interior of the guide block 19; the outer wall of the second threaded column 25 is threadedly connected with a connecting block 26, and the outer wall of the connecting block 26 is slidably connected to the inner wall of the guide block 19, and the lower surface of the connecting block 26 is fixedly connected with a welding gun 27;

[0030] Specifically, the lifting plate 16 has a fixed support function for the second motor 17, and the output end of the second motor 17 can drive the first screw rod 18 to rotate, and the lifting plate 16 can support the rotation position of the first screw rod 18 to ensure its stability. When the first screw rod 18 rotates, it can drive the guide block 19 to slide on the outer wall of the sliding column 20, and the lifting plate 16 has a fixed support function for the sliding column 20, and the sliding column 20 can ensure the stability of the guide block 19 in the moving path to prevent deviation. The lifting plate 16 has a fixed support function for the third motor 21. At the same time, when the third motor 21 is turned on, its output end can drive the transmission column 22 to rotate on the inner wall of the lifting plate 16, and the outer wall of the transmission column 22 is provided with The long strip can drive the first bevel gear 23 to rotate, and when the guide block 19 slides, it can also drive the first bevel gear 23 to slide synchronously on the outer wall of the transmission column 22. When the first bevel gear 23 rotates, it can drive the second bevel gear 24 to rotate, and when the second bevel gear 24 rotates, it can drive the second wire column 25 to rotate inside the guide block 19. When the second wire column 25 rotates, it can drive the connecting block 26 to slide on the inner wall of the guide block 19, and the connecting block 26 has a fixed support function for the welding gun 27, so that the welding position of the welding gun 27 can be adjusted to avoid welding offset or wrong position, thereby improving the accuracy and consistency of welding.

[0031] Working principle: When this device is needed, the frame can be transferred to the upper surface of the support plate 1, and then the hydraulic cylinder 2 can be turned on. The output end of the hydraulic cylinder 2 can drive the moving block 3 to slide on the outer wall of the guide rail 4, and the moving block 3 can drive the toothed plate 5 to move when moving. At this time, the toothed plate 5 can drive the transmission gear 6 to rotate on the lower surface of the support plate 1 through meshing connection, and when the transmission gear 6 rotates, it can drive the moving block 3 at the other end to move relatively through the toothed plate 5, and then it can drive the positioning columns 8 at both ends to slide on the inner wall of the slide groove 9, and the toothed plate 5 can slide on the inner wall of the through groove 7. The through groove 7 can ensure the moving space of the toothed plate 5. When the positioning column 8 is in contact with the frame, the frame can be fixed on the upper surface of the support plate 1 to ensure that the frame will not move or shake during the welding process. When the first motor 11 is turned on, the output end of the first motor 11 can drive the positive and negative wire columns 12 to rotate on the inner wall of the support plate 10, and then drive the adjustment blocks 13 at both ends of the positive and negative wire columns 12 to move relatively at the same time. The adjustment block 13 can push or pull the fixed plate 15 to move through the movable plate 14, and then adjust the height of the lifting plate 16 on the inner wall of the support plate 10 to ensure the welding distance between the welding gun 27 and the frame, and reduce The generation of welding defects improves the welding quality and strength, and when the second motor 17 is turned on, the output end of the second motor 17 can drive the first screw rod 18 to rotate, and then the first screw rod 18 can drive the guide block 19 to slide on the outer wall of the sliding column 20, and the guide block 19 can drive the first bevel gear 23 to slide on the outer wall of the transmission column 22, so as to adjust the welding position of the welding gun 27, and when the third motor 21 is turned on at the same time, the output end of the third motor 21 can drive the transmission column 22 to rotate, and the transmission column 22 can drive the first bevel gear 23 to rotate through the protruding strips on its outer wall, and the first bevel gear When 23 rotates, it can drive the second bevel gear 24 to rotate, and then drive the second screw column 25 to rotate inside the guide block 19. The position of the connecting block 26 on the inner wall of the guide block 19 can be adjusted by threaded connection, so as to further expand the moving range of the welding gun 27 and improve the flexibility and accuracy of welding. That is, the equipment can not only fix frames of different sizes and shapes, improve the versatility of the equipment, but also enhance the flexibility of the production line. It can also adjust the welding position of the welding gun 27 to avoid welding offset or wrong position, thereby improving the accuracy and consistency of welding.

[0032] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A welding device for automobile frame production, comprising a support plate (1), characterized in that: The outer wall of the support plate (1) is fixedly connected to a hydraulic cylinder (2), the output end of the hydraulic cylinder (2) is fixedly connected to a moving block (3), the interior of the moving block (3) is slidably connected to a guide rail (4), the upper surface of the guide rail (4) is slidably connected to the lower surface of the support plate (1), the outer wall of the moving block (3) is fixedly connected to a toothed plate (5), the outer wall of the toothed plate (5) is meshingly connected to a transmission gear (6), the upper surface of the transmission gear (6) is rotatably connected to the lower surface of the support plate (1), a through groove (7) is provided inside the moving block (3), the outer wall of the toothed plate (5) is arranged on the inner wall of the through groove (7), the upper surface of the moving block (3) is rotatably connected to a positioning column (8), the interior of the support plate (1) is provided with a slide groove (9), the outer wall of the positioning column (8) is slidably connected to the inner wall of the slide groove (9), and an adjustment component is provided on the upper surface of the support plate (1).

2. The welding equipment for automobile frame production according to claim 1 is characterized in that: The adjustment assembly comprises a support plate (10), the lower surface of the support plate (10) is fixedly connected to the upper surface of the support plate (1), the outer wall of the support plate (10) is fixedly connected to a first motor (11), the output end of the first motor (11) is fixedly connected to a positive and negative thread column (12), the outer wall of the positive and negative thread column (12) is rotatably connected to the inner wall of the support plate (10), the outer wall of the positive and negative thread column (12) is threadedly connected to an adjustment block (13), the outer wall of the adjustment block (13) is rotatably connected to a movable plate (14), the interior of the movable plate (14) is rotatably connected to a fixed plate (15), and the lower surface of the fixed plate (15) is fixedly connected to a lifting plate (16).

3. The welding equipment for automobile frame production according to claim 2 is characterized in that: The outer wall of the lifting plate (16) is fixedly connected to a second motor (17), the output end of the second motor (17) is fixedly connected to a first screw rod (18), and the outer wall of the first screw rod (18) is rotatably connected to the inner wall of the lifting plate (16).

4. The welding equipment for automobile frame production according to claim 3 is characterized in that: The outer wall of the first screw rod (18) is threadedly connected to a guide block (19), the interior of the guide block (19) is slidably connected to a slide column (20), and the outer wall of the slide column (20) is fixedly connected to the inner wall of the lifting plate (16).

5. The welding equipment for automobile frame production according to claim 4 is characterized in that: The outer wall of the lifting plate (16) is fixedly connected to a third motor (21), the output end of the third motor (21) is fixedly connected to a transmission column (22), and the outer wall of the transmission column (22) is rotatably connected to the inner wall of the lifting plate (16).

6. The welding equipment for automobile frame production according to claim 5 is characterized in that: The outer wall of the transmission column (22) is slidably connected to a first bevel gear (23), and the outer wall of the first bevel gear (23) is arranged on the inner wall of the guide block (19).

7. The welding equipment for automobile frame production according to claim 6 is characterized in that: The outer wall of the first bevel gear (23) is meshingly connected to the second bevel gear (24), the interior of the second bevel gear (24) is fixedly connected to the second threaded post (25), and the outer wall of the second threaded post (25) is rotatably connected to the interior of the guide block (19).

8. The welding equipment for automobile frame production according to claim 7 is characterized in that: The outer wall of the second thread column (25) is threadedly connected to a connecting block (26), the outer wall of the connecting block (26) is slidably connected to the inner wall of the guide block (19), and the lower surface of the connecting block (26) is fixedly connected to a welding gun (27).

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