A laser welding apparatus for automotive components

Abstract

The utility model discloses a kind of automobile assembly laser welding equipment, comprising: rack, with bottom plate, the bottom plate is placed with for receiving product receiving block;Welding device, set on the bottom plate, including welding gun, the welding gun is connected with moving assembly, the moving assembly drives the welding gun to move;Limiting component, including multiple movable pressure block, for compacting product;Induction component, for sensing product position.The utility model has beneficial effects, realize the automatic welding of automobile assembly, and realize the movement of welding head by setting moving assembly, suitable for a variety of workpieces, welding precision is high, guarantee welding quality.

Description

Technical Field

[0001] This utility model relates to the field of automotive processing technology, specifically to a laser welding equipment for automotive components. Background Technology

[0002] Automotive components are the individual units that make up a complete vehicle. During the production and processing of automotive components, laser welding is performed on them, which requires the use of laser welding equipment.

[0003] In existing technologies, such as the utility model patent with authorization publication number CN 210677479 U, a welding device for processing automotive parts is disclosed. While this device achieves automatic welding by using a welding gun, the welding gun cannot be moved. This prevents simultaneous welding of all automotive parts during processing, results in poor adjustability, and makes it unsuitable for processing various product models. There is an urgent need for a welding device that is flexible in use and delivers high welding quality. Utility Model Content

[0004] To solve the above-mentioned technical problems, this utility model provides a laser welding equipment for automotive components, which is equipped with a movable welding gun, allowing for flexible movement and ensuring welding quality.

[0005] Specifically, this utility model discloses a laser welding equipment for automotive components, comprising: The frame has a base plate on which a receiving block for receiving products is placed; A welding device, mounted on the base plate, includes a welding gun, which is connected to a moving component that drives the welding gun to move. The limiting assembly includes multiple vertically movable pressure blocks for clamping the product; Sensing components are used to sense the position of the product.

[0006] The advantages of adopting the above technical solution are that it enables automatic welding of automotive components, and the movement of the welding head is achieved by setting up a moving component. It is applicable to a variety of workpieces, has high welding precision, and ensures welding quality.

[0007] Furthermore, the pressure block is connected to a pressing drive, and the pressure block includes a first pressure block and a second pressure block. The first pressure block has two first protruding ends with different heights and the bottom of the first protruding ends is flat. The second pressure block has multiple second protruding ends with the same height.

[0008] The advantages of adopting the above technical solution are that the pressure blocks are used to clamp the product, the first pressure block is used to clamp both ends of the product, and by setting the first protruding ends of different heights to cooperate with the product, the product is ensured not to shift, thus fixing the product during the welding process, ensuring correct welding position, and improving welding quality. Furthermore, the pressing drive is mounted on the movable plate, the movable plate is connected to a horizontal drive, and a guide rail is provided on the base plate. The horizontal drive drives the movable plate to move toward the receiving block.

[0009] The advantage of adopting the above technical solution is that by setting a horizontally movable plate to support the pressure block, the pressure block can be moved horizontally, which facilitates product handling, improves welding efficiency, and ensures the correct position of the pressure block.

[0010] Furthermore, the base plate is provided with a movable seat plate, the base plate is provided with a guide bar, the seat plate moves along the guide bar, the base plate is provided with a fixing member, the fixing member can move horizontally to fix the seat plate, and the receiving block, limiting component and sensing component are provided on the seat plate.

[0011] The advantage of adopting the above technical solution is that by setting a movable base plate, the base plate can be moved outward when loading and unloading are required, making it convenient to pick up and put down products. Then, during the welding process, the fixing parts are pressed tightly on the base plate, improving welding efficiency.

[0012] Furthermore, the receiving block includes end receiving blocks located on both sides, and the upper surface of the end receiving blocks is provided with a limiting surface.

[0013] The advantage of adopting the above technical solution is that the end receiving blocks are used to fix the two ends of the product, play a positioning role for the two ends of the product, ensure the fixed position of the product, and ensure the welding quality.

[0014] Furthermore, the receiving block includes a central receiving block located in the middle, a support plate is provided at the bottom of the central receiving block, a plurality of support columns are installed at the bottom of the support plate, and the central receiving block is disposed on the support plate.

[0015] The advantages of adopting the above technical solution are that the central receiving block plays a role in supporting and limiting the middle of the product, while the support column ensures the height position of the parts and facilitates the lowering of the welding gun for welding.

[0016] Furthermore, the limiting component also includes an end limiting block and a limiting drive member. The end limiting block is connected to the limiting drive member, the limiting drive member is horizontally installed, and the end limiting block is symmetrically arranged and has a top surface that mates with the product.

[0017] The advantage of adopting the above technical solution is that the end limiting block pushes the product in the horizontal direction. Even if there is misalignment during placement, the end limiting block ensures the fixed position of the product and facilitates product loading.

[0018] Furthermore, the mobile component includes a welding robot, and the welding gun is connected to the welding robot.

[0019] The advantages of adopting the above technical solution are that the welding robot can be set with different welding paths to weld different products, ensuring welding accuracy while having a wide range of applications, high welding efficiency, and automated welding.

[0020] Furthermore, the sensing component includes a support frame and sensors mounted on the support frame, the sensors including a first sensor for detecting the product position and a second sensor for detecting the workpiece to be welded.

[0021] The advantage of adopting the above technical solution is that by setting up a sensing component to sense the position of the product and the part to be welded, the subsequent pressing and welding actions are carried out only when both are in position, thereby realizing automated welding and ensuring welding quality.

[0022] Furthermore, the frame is equipped with a protective plate and a lifting door, and vertical guide rails are provided on both sides of the frame, with the lifting door moving up and down along the vertical guide rails.

[0023] The advantages of adopting the above technical solution are that the protective plate plays a protective role, preventing the laser and the exhaust gas generated during the welding process from affecting the environment and workers. When it is necessary to load or unload materials, the lifting door opens to meet the requirements for picking up and placing products. Attached Figure Description

[0024] To more clearly illustrate the technical solutions in the embodiments of this utility model, the accompanying drawings used in the description of the embodiments or the prior art will be briefly introduced below.

[0025] Figure 1 This is an overall structural diagram of the laser welding equipment for automotive components according to this utility model. Figure 2 This is a structural diagram of the limiting component and sensing component of this utility model. Figure 3 This is a structural diagram of the limiting component and sensing component of the product of this utility model. Figure 4 This is a partial enlarged view of the present invention. Figure 5 This is a schematic diagram of the end limiting block structure of this utility model.

[0026] The reference numerals used in the attached figures are as follows: Frame 1; Base plate 11; Protective plate 12; Lifting door 13; Receiving block 2; End receiving block 21; Middle receiving block 22; Support plate 23; Support column 24; Welding gun 3; Moving assembly 4; Pressing block 5; Tightening drive 51; First pressing block 52; First protruding end 521; Second pressing block 53; Second protruding end 531; Moving plate 54; Horizontal drive 55; Sensing assembly 6; Support frame 61; First sensor 62; Second sensor 63; Seat plate 7; Fixing component 71; End limiting block 8; Limiting drive 81; Product 9; Part to be welded 91. Detailed Implementation

[0027] The present invention will now be described in further detail with reference to the accompanying drawings.

[0028] like Figure 1-5 As shown, this utility model discloses a laser welding equipment for automotive components, comprising: The frame 1 has a base plate 11, which is fixed to the frame. The base plate 11 has a receiving block 2 for receiving the product 9. A welding device is mounted on the base plate 11, including a welding gun 3. The welding gun 3 is connected to a moving component 4, and the moving component 4 drives the welding gun to move. The limiting component includes multiple vertically movable pressure blocks 5 for pressing the product 9; Sensing component 6 is used to sense the position of product 9.

[0029] The advantages of adopting the above technical solution are that it enables automatic welding of automotive components, and the movement of the welding head is achieved by setting the moving component 4. It is applicable to a variety of workpieces, has high welding precision, and ensures welding quality.

[0030] In some implementations, the pressure block 5 is connected to a pressing drive 51, which is a slide cylinder that is vertically fixed. The pressure block 5 moves vertically with the slide cylinder, and when the slide cylinder retracts, the pressure block 5 presses the product 9. The pressure block 5 includes a first pressure block 52 and a second pressure block 53. The first pressure block 52 is symmetrically installed and has two first protruding ends 521 with different heights. The bottom of the first protruding end 521 is flat and it is a plate-like piece that presses different positions of the product 9. The second pressure block 53 has multiple second protruding ends 531 with the same height. The second protruding ends 531 are arranged in parallel and their bottoms are on the first plane, increasing the pressing points of the second pressure block 53 so that multiple positions of the product 9 are subjected to pressure, ensuring that the product 9 is fixed. At the same time, the second pressure block 53 is provided on both sides of the receiving block 2 to ensure that the product 9 is subjected to uniform force on both sides.

[0031] Furthermore, the pressing drive 51 is mounted on the movable plate 54, which is symmetrically arranged on both sides of the receiving block 2. The movable plate 54 is connected to a horizontal drive 55, which is a cylinder. Its extended end is connected to the movable plate 54 and is positioned towards the receiving block 2. A guide rail is provided on the base plate 11, and the installation direction of the guide rail is the same as that of the horizontal drive 55. The horizontal drive 55 drives the movable plate 54 to move towards the receiving block 2, so that the pressing block 5 moves to the upper side of the placed product 9, and then the pressing block 5 presses and fixes the product 9.

[0032] Furthermore, a movable seat plate 7 is provided on the base plate 11, and two guide bars are provided on the base plate 11. The guide bars are fixedly installed and the installation direction is towards the receiving block 2. The bottom of the base plate 11 has a guide groove so that the seat plate can move along the guide bars. The base plate 11 is provided with a fixing member 71, which can move horizontally. The fixing member 71 is driven by a cylinder. The cylinder body is installed on the base plate 11. The fixing member 71 is set towards the seat plate 7 and is used to fix the seat plate 7. The receiving block 2, the limiting component and the sensing component 6 are provided on the seat plate 7. A handle is fixedly installed on the seat plate 7.

[0033] When loading and unloading are required, pull the seat plate 7 outward to move the seat plate 7 to the outside of the frame 1 for easy loading and unloading of product 9. After placement, push the seat plate 7 back into the frame 1 and press the seat plate 7 through the extension of the fixing head to ensure that the seat plate 7 does not move during the welding process. At the same time, when different products 9 need to be processed, different seat plates 7 can be directly replaced to fix different products 9, thereby improving welding efficiency.

[0034] In some implementations, the receiving block 2 includes end receiving blocks 21 located on both sides. The upper surface of the end receiving block 21 is provided with a limiting surface. The limiting surface is adapted to the lower surface of both ends of the product 9 and plays a role in limiting and fixing the lower surface of the product 9.

[0035] Furthermore, the receiving block 2 includes a central receiving block 22 located in the middle. A support plate 23 is provided at the bottom of the central receiving block 22. The support plate 23 is fixedly installed on the central receiving block 22. Multiple support columns 24 are installed at the bottom of the support plate 23. The top of the support column 24 is fixedly installed on the support plate 23, and the bottom is fixed on the base plate 7. The central receiving block 22 is fixedly installed on the support plate 23. The height of the support plate 23 can be adjusted by the support columns 24.

[0036] In some implementations, the limiting assembly further includes an end limiting block 8 and a limiting drive 81. The end limiting block 8 is connected to the limiting drive 81, which can be a cylinder or the like. The limiting drive 81 is horizontally installed. The end limiting blocks 8 are symmetrically arranged and have an ejector surface that mates with the product 9. The ejector surface faces the product 9. After the product 9 is placed on the receiving block 2, the end limiting blocks 8 extend, clamping the product 9 while ensuring its position. Even if there is misalignment during placement, the end limiting blocks 8 push the product 9 to ensure its fixed position, facilitating the loading of the product 9 and ensuring welding quality.

[0037] In some implementations, the moving component 4 includes a welding robot, and the welding gun 3 is connected to the welding robot. The welding robot can be a six-axis or eight-axis robot, which is flexible and highly precise. The welding robot can set a welding path. The welding gun 3 is a laser welding gun 3, and its structure and working principle are existing technologies. The welding robot drives the welding gun 3 to move along the preset welding path. The welding gun 3 emits a laser to connect the product 9 and the workpiece 91 to be welded.

[0038] In some implementations, the sensing component 6 includes a support frame 61 and sensors mounted on the support frame 61. The sensors include a first sensor 62 for detecting the position of the product 9 and a second sensor 63 for detecting the part to be welded 91. The first sensor 62 and the second sensor 63 may be laser sensors, which are fixedly mounted on the support frame 61 to sense the position of the product 9 and the part to be welded 91.

[0039] In some implementations, the frame 1 is equipped with a protective plate 12 and a lifting door 13. Vertical guide rails are provided on both sides of the frame 1, and the lifting door 13 moves up and down along the vertical guide rails. Cylinders are installed on both sides of the lifting door 13 to drive the lifting door 13 to move up and down automatically. At the same time, a switch button and a display are installed on the side of the frame 1 to display the working status of the equipment. A suction hole is also provided on the top of the frame 1, and a pipe exhaust device is connected to treat the harmful gases generated during the welding process.

[0040] In the working process, firstly, product 9 is placed on receiving block 2 by manual labor or feeding robot. The part to be welded 91 is pre-fixed to product 9. The part to be welded 91 is a strip-shaped part, pre-fixed to the bottom of product 9 along the length of product 9. Then, moving plate 54 moves, end limit blocks 8 at both ends extend, and multiple pressure blocks 5 descend to press product 9. Then, lifting door 13 closes, and welding gun 3 moves according to the preset welding trajectory under the drive of welding robot to complete welding. After welding, lifting door 13 opens, and seat plate 7 is pulled outward. Manual labor or feeding robot unloads the material and re-places the next product 9 for welding. Welding gun 3 is movable to ensure welding quality, has high flexibility, and is suitable for different products 9.

[0041] For those skilled in the art, various modifications and improvements can be made without departing from the inventive concept of this utility model, and these modifications and improvements all fall within the protection scope of this utility model.

Claims

1. An automotive component laser welding apparatus, characterized by, include: The frame (1) has a base plate (11) on which a receiving block (2) for receiving products is placed. A welding device is mounted on the base plate (11) and includes a welding gun (3). The welding gun (3) is connected to a moving component (4), which drives the welding gun to move. The limiting component includes multiple vertically movable pressure blocks (5) for pressing the product; The sensing component (6) is used to sense the position of the product.

2. The automotive component laser welding apparatus of claim 1, wherein, The pressure block (5) is connected to a pressing drive (51). The pressure block (5) includes a first pressure block (52) and a second pressure block (53). The first pressure block (52) has two first protruding ends (521) with different heights. The bottom of the first protruding end (521) is flat. The second pressure block (53) has multiple second protruding ends (531) with the same height.

3. The automotive component laser welding apparatus of claim 2, wherein, The pressing drive (51) is mounted on the moving plate (54), the moving plate (54) is connected to the horizontal drive (55), the base plate (11) is provided with a guide rail, and the horizontal drive (55) drives the moving plate (54) to move toward the receiving block (2).

4. The automotive component laser welding apparatus of claim 1, wherein, A movable seat plate (7) is provided on the base plate (11). A guide bar is provided on the base plate (11). The seat plate (7) moves along the guide bar. A fixing member (71) is provided on the base plate (11). The fixing member (71) can move horizontally and is used to fix the seat plate (7). The receiving block (2), the limiting component and the sensing component (6) are provided on the seat plate (7).

5. The automotive component laser welding apparatus of claim 1, wherein, The receiving block (2) includes end receiving blocks (21) located on both sides, and the upper surface of the end receiving block (21) is provided with a limiting surface.

6. The automotive component laser welding apparatus of claim 1, wherein, The receiving block (2) includes a central receiving block (22) located in the middle. A support plate (23) is provided at the bottom of the central receiving block (22). Multiple support columns (24) are installed at the bottom of the support plate (23). The central receiving block (22) is located on the support plate (23).

7. The automotive component laser welding apparatus of claim 1, wherein, The limiting component also includes an end limiting block (8) and a limiting drive (81). The end limiting block (8) is connected to the limiting drive (81). The limiting drive (81) is horizontally installed. The end limiting block (8) is symmetrically arranged and has a top surface that cooperates with the product (9).

8. The automotive component laser welding apparatus of claim 1, wherein, The mobile component (4) includes a welding manipulator, and the welding gun (3) is connected to the welding manipulator.

9. The automotive component laser welding equipment according to claim 1, characterized in that, The sensing component (6) includes a support frame (61) and a sensor mounted on the support frame (61), the sensor including a first sensor (62) for detecting the position of the product (9) and a second sensor (63) for detecting the workpiece (91) to be welded.

10. The automotive component laser welding equipment according to claim 1, characterized in that, The frame (1) is equipped with a protective plate (12) and a lifting door (13). Vertical guide rails are provided on both sides of the frame (1), and the lifting door (13) moves up and down along the vertical guide rails.

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