Welding device for automobile body supporting assembly

Abstract

The utility model discloses a welding device for an automobile body supporting assembly, relates to the technical field of welding equipment, and solves the technical problems that when an existing device is used, fastening bolts need to be manually screwed one by one, operation is tedious, the feeding and discharging process of workpieces is slow, and efficiency needs to be improved. Comprising a supporting base, fixing supports are fixedly installed on the two sides of the top end of the supporting base, rotating shaft rods are rotationally connected to the middles of one sides of the two fixing supports, a rectangular frame is fixedly installed between the two rotating shaft rods, U-shaped frames are fixedly installed at the bottoms of the two sides of the rectangular frame, and a threaded rod is rotationally connected between the two U-shaped frames; threads at the two ends of the threaded rod are opposite in screwing direction, and a through hole corresponding to the threaded rod is formed in the rectangular frame. According to the device, a worker does not need to screw bolts one by one, workpieces can be fixed and taken down only by rotating the adjusting handle in the forward direction and the reverse direction, operation is more convenient, the feeding and discharging process of the workpieces is improved, and working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a welding device for an automobile body support assembly. Background Art

[0002] At present, when welding frame-shaped structural parts, a welding device of an automobile body support assembly is required to perform welding operations on the workpiece.

[0003] According to the "Welding Device for Automobile Body Support Assembly" provided by China Patent Authorization Announcement No. CN201821557705.3, by setting a brake servo motor, the flip part can be rotated 360 degrees and positioned at any angle, with high safety and reliability, greatly saving manpower; by setting a flange between the rotating shaft and the flip frame body, the connection strength between the rotating shaft and the flip frame body can be improved, and it is easy to disassemble; but there are still areas that need to be improved in the actual use process. When using the device, it is still necessary to manually tighten the fastening bolts one by one, which is cumbersome to operate, and the loading and unloading process of the workpiece is slow, and the efficiency needs to be improved.

[0004] For this reason, a welding device for an automobile body support assembly is designed to solve the above problems. Summary of the invention

[0005] The utility model provides a welding device for an automobile body support assembly, which solves the technical problems that when the device is used, manual labor is required to tighten the bolts one by one, the operation is cumbersome, the loading and unloading process of the workpiece is slow, and the efficiency needs to be improved.

[0006] In order to solve the above technical problems, the utility model provides a welding device for an automobile body support assembly, comprising a support base, both sides of the top of the support base are fixedly installed with fixed brackets, the middle parts of one side of the two fixed brackets are rotatably connected with a rotating shaft rod, a rectangular frame is fixedly installed between the two rotating shaft rods, the bottoms of both sides of the rectangular frame are fixedly installed with U-shaped frames, a threaded rod is rotatably connected between the two U-shaped frames, the threads at both ends of the threaded rod are in opposite directions, a through hole corresponding to the threaded rod is opened inside the rectangular frame, and four positioning components are provided on the surface of the rectangular frame, the four positioning components each include a rotating frame, a swinging plate, a pressing plate and a protective pad, the four rotating frames are respectively fixedly installed on the four corners of the rectangular frame surface, the insides of the four rotating frames are rotatably connected with a swinging plate, the tops of one side of the four swinging plates are fixedly installed with a pressing plate, the bottoms of the four pressing plates are fixedly installed with a protective pad, both ends of the threaded rod are threadedly connected with a push plate through a threaded rod nut, and the surfaces of the four swinging plates are respectively in contact with the surfaces of the corresponding push plates.

[0007] Preferably, springs are fixedly mounted on the bottom of the other side of the four swing plates, and one end of the four springs is respectively fixedly connected to the inner wall of the corresponding U-shaped frame.

[0008] Preferably, one end of the threaded rod passes through one of the U-shaped frames and is fixedly connected to an adjustment handle provided on one side of the U-shaped frame.

[0009] Preferably, a servo motor is fixedly mounted on the top of the other side of one of the fixed brackets, and a transmission shaft of the servo motor passes through the fixed bracket and is fixedly connected to one end of the rotating shaft rod.

[0010] Preferably, sliding blocks are fixedly installed at both ends of the two push plates, sliding grooves matching the sliding blocks are opened on both sides of the inner walls of the two U-shaped frames, and rotating wheels are fixedly installed at the four corners of the bottom end of the support base.

[0011] Preferably, a servo motor switch is fixedly installed in the middle of the other side of one of the fixed brackets, and the servo motor is electrically connected to the power supply through the servo motor switch.

[0012] Compared with the related art, the welding device of the automobile body support assembly provided by the utility model has the following beneficial effects:

[0013] The utility model provides a welding device for an automobile body support assembly, which drives a threaded rod to rotate through an adjusting handle. Since the threads at two ends of the threaded rod rotate in opposite directions, the push plates acting on the two ends of the threaded rod move in opposite directions at the same time, and the corresponding swing plates are made to swing with the corresponding rotating frame as the central axis, so that the corresponding pressing plates and protective pads are squeezed and fixed to the workpiece, and the workpiece acting on the surface of the rectangular frame is clamped and fixed. There is no need for workers to tighten the bolts one by one, and the workpiece can be fixed and removed by rotating the adjusting handle in forward and reverse directions. The operation is more convenient, the loading and unloading process of the workpiece is improved, and the work efficiency is improved. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0015] Figure 2 It is an enlarged structural schematic diagram of A of the utility model;

[0016] Figure 3 It is an enlarged structural schematic diagram of B of the utility model;

[0017] Figure 4 It is an enlarged structural schematic diagram of C of the utility model.

[0018] Numbers in the figure: 1. Support base; 2. Fixed bracket; 3. Rotating shaft rod; 4. Rectangular frame; 5. U-shaped frame; 6. Threaded rod; 7. Positioning assembly; 701. Rotating frame; 702. Swinging plate; 703. Pressing plate; 704. Protective pad; 8. Push plate; 9. Spring; 10. Adjusting handle; 11. Sliding block; 12. Slide groove; 13. Servo motor; 14. Rotating wheel. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0020] Embodiment 1, by Figure 1-4 The utility model includes a support base 1, fixed brackets 2 are fixedly installed on both sides of the top of the support base 1, and the middle parts of one side of the two fixed brackets 2 are rotatably connected with a rotating shaft rod 3, a rectangular frame 4 is fixedly installed between the two rotating shaft rods 3, and a U-shaped frame 5 is fixedly installed at the bottom of both sides of the rectangular frame 4, and a threaded rod 6 is rotatably connected between the two U-shaped frames 5, and the threads at both ends of the threaded rod 6 are opposite. A through hole corresponding to the threaded rod 6 is opened inside the rectangular frame 4, and four positioning components 7 are provided on the surface of the rectangular frame 4, and the four positioning components 7 each include The rotating frame 701, the swing plate 702, the pressing plate 703 and the protective pad 704, the four rotating frames 701 are respectively fixedly installed on the four corners of the surface of the rectangular frame 4, the inside of the four rotating frames 701 are rotatably connected with the swing plates 702, the top of one side of the four swing plates 702 are fixedly installed with the pressing plates 703, the bottom of the four pressing plates 703 are fixedly installed with the protective pads 704, both ends of the threaded rod 6 are threadedly connected with the push plates 8 through the threaded rod nuts, and the surfaces of the four swing plates 702 are in contact with the surfaces of the corresponding push plates 8 respectively.

[0021] Embodiment 2, based on embodiment 1, springs 9 are fixedly installed at the bottom of the other side of the four swing plates 702, and one end of the four springs 9 is respectively fixedly connected to the inner wall of the corresponding U-shaped frame 5, so as to support and reset the corresponding swing plates 702.

[0022] Embodiment 3, based on embodiment 1, one end of the threaded rod 6 passes through one of the U-shaped frames 5 and is fixedly connected to an adjustment handle 10 provided on one side of the U-shaped frame 5, so as to drive the threaded rod 6 to rotate forward and reverse.

[0023] Embodiment 4, based on embodiment 1, a servo motor 13 is fixedly installed on the top of the other side of one of the fixed brackets 2, and the transmission shaft of the servo motor 13 passes through the fixed bracket 2 and is fixedly connected to one end of the rotating shaft rod 3, so as to drive the tooling to flip.

[0024] Embodiment 5, on the basis of embodiment 1, sliding blocks 11 are fixedly installed at both ends of the two push plates 8, sliding grooves 12 matching the sliding blocks 11 are opened on both sides of the inner walls of the two U-shaped frames 5, and rotating wheels 14 are fixedly installed at the four corners of the bottom end of the support base 1 to play a role of limiting guidance.

[0025] Embodiment 6, based on embodiment 1, a servo motor switch is fixedly installed in the middle of the other side of one of the fixed brackets 2, and the servo motor 13 is electrically connected to the power supply through the servo motor switch to control the operation of the electrical appliance.

[0026] In summary, in the utility model, the flip tool is first moved to the work site through the set rotating wheel 14, and then the workpiece to be welded is placed on the surface of the rectangular frame 4, and then the set threaded rod 6 is driven to rotate forward through the set adjusting handle 10, and the threaded rod nut and the sliding block 11 are cooperated to make the two push plates 8 move in opposite directions at the same time, so that the swing plates 702 in contact with each other are swung around the rotating frame 701 as the central axis, so that the pressing plate 703 and the protective pad 704 are pressed and fixed to the surface of the workpiece, so that the workpiece can be fixed, and the servo motor 13 is controlled to work in cooperation with the set servo motor switch, and the workpiece is flipped and welded using the welding equipment; after the welding is completed, it is only necessary to rotate the set adjusting handle 10 in the opposite direction to reset the two push plates 8, and the corresponding swing plates 702 are reset under the support and rebound of the spring 9, and finally the welded workpiece can be removed.

[0027] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0028] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A welding device for an automobile body support assembly, comprising a support base (1), characterized in that: Fixed brackets (2) are fixedly installed on both sides of the top of the support base (1), and a rotating shaft rod (3) is rotatably connected to the middle of one side of the two fixed brackets (2). A rectangular frame (4) is fixedly installed between the two rotating shaft rods (3), and a U-shaped frame (5) is fixedly installed at the bottom of both sides of the rectangular frame (4). A threaded rod (6) is rotatably connected between the two U-shaped frames (5), and the threads at both ends of the threaded rod (6) are in opposite directions. A through hole corresponding to the threaded rod (6) is opened inside the rectangular frame (4), and four positioning components (7) are provided on the surface of the rectangular frame (4). The four positioning components (7) each include a rotating frame (7). 01), a swing plate (702), a pressing plate (703) and a protective pad (704), the four rotating frames (701) are respectively fixedly mounted on the four corners of the surface of the rectangular frame (4), the insides of the four rotating frames (701) are rotatably connected with the swing plates (702), the tops of the four swing plates (702) are fixedly mounted with pressing plates (703), the bottoms of the four pressing plates (703) are fixedly mounted with protective pads (704), both ends of the threaded rod (6) are threadedly connected with the push plates (8) through threaded rod nuts, and the surfaces of the four swing plates (702) are respectively in contact with the surfaces of the corresponding push plates (8).

2. A welding device for an automobile body support assembly according to claim 1, characterized in that: A spring (9) is fixedly mounted on the bottom of the other side of the four swing plates (702), and one end of the four springs (9) is respectively fixedly connected to the inner wall of the corresponding U-shaped frame (5).

3. The welding device for an automobile body support assembly according to claim 1, characterized in that: One end of the threaded rod (6) passes through one of the U-shaped frames (5) and is fixedly connected to an adjustment handle (10) provided on one side of the U-shaped frame (5).

4. The welding device for an automobile body support assembly according to claim 1, characterized in that: A servo motor (13) is fixedly mounted on the top of the other side of one of the fixed brackets (2); a transmission shaft of the servo motor (13) passes through the fixed bracket (2) and is fixedly connected to one end of the rotating shaft rod (3).

5. The welding device for an automobile body support assembly according to claim 1, characterized in that: Sliding blocks (11) are fixedly mounted on both ends of the two push plates (8), sliding grooves (12) matching the sliding blocks (11) are provided on both sides of the inner walls of the two U-shaped frames (5), and rotating wheels (14) are fixedly mounted on the four corners of the bottom end of the support base (1).

6. The welding device for an automobile body support assembly according to claim 4, characterized in that: A servo motor switch is fixedly mounted in the middle of the other side of one of the fixed brackets (2), and the servo motor (13) is electrically connected to a power source via the servo motor switch.

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