Multi-station rapid positioning welding equipment

Abstract

The utility model relates to the technical field of welding positioning equipment, in particular to multi-station quick positioning welding equipment, which fixes the position of a workpiece through a fixing device, prevents the influence of workpiece shaking on the welding process in the welding process, limits the position of a workpiece accessory through a limiting device, and improves the welding quality. The workpiece accessories are positioned through the positioning device, so that the practicability of the device is improved; comprising a fixing device, a limiting device and a positioning device, the limiting device is installed on the fixing device, and the positioning device is installed on the fixing device.

Description

Technical Field

[0001] The utility model relates to the technical field of welding positioning equipment, in particular to a multi-station rapid positioning welding equipment. Background Art

[0002] In the towed RV and trailer industry, torsion axles are widely used due to load-bearing and road condition considerations. After the torsion axle is assembled, the contact surfaces need to be welded on both sides to increase stability. Currently, the welding of torsion axles is basically done manually, first welding one side and then flipping to weld the other side. The welding efficiency is low, and the lack of stable fixed support leads to unstable welding results. Therefore, a multi-station rapid positioning welding equipment is invented for this torsion axle. Utility Model Content

[0003] In order to solve the above technical problems, the utility model provides a multi-station rapid positioning welding equipment which fixes the position of the workpiece by a fixing device to prevent the workpiece from shaking during welding and affecting the welding process, limits the position of the workpiece accessories by a limiting device, and positions the position of the workpiece accessories by a positioning device, thereby improving the practicality of the device.

[0004] The utility model discloses a multi-station fast positioning welding device, which comprises a fixing device, a limiting device and a positioning device, wherein the limiting device is installed on the fixing device and the positioning device is installed on the fixing device; the fixing device is used to fix the position of the workpiece to prevent the workpiece from shaking during welding and affecting the welding process; the limiting device is used to limit the position of the workpiece accessories and the positioning device is used to position the workpiece accessories; and limiting and positioning devices of different sizes can be replaced according to product models, thereby improving the practicability of the device.

[0005] Preferably, the fixing device includes a base plate, a rotating cylinder and a pressure plate, wherein multiple groups of rotating cylinders are installed on the upper end surface of the base plate, and the moving end of the rotating cylinder is connected to the pressure plate, and a pressing head is arranged on the lower end surface of the pressure plate at a position away from the moving end of the rotating cylinder, and multiple groups of rectangular holes are opened on the same side of the base plate corresponding to the multiple groups of rotating cylinders; automatic clamping is realized by the cooperation of the rotating cylinder and the pressure plate, and the time required for manual operation is shortened, and the extension and contraction of the rotating cylinder is controlled to drive the pressure plate to rotate and clamp the connecting shaft or to release and rotate to one side of the connecting shaft from the state of clamping the connecting shaft, so that the device can automatically fix and release the workpiece, reduce the influence of the workpiece's own vibration on the welding process and the welding effect during the welding process, and enable the equipment to fix and process multiple groups of workpieces at the same time through the multiple groups of rotating cylinders on the base plate, and facilitate welding processing on both sides of the workpiece at the same time through the multiple groups of rectangular holes on the base plate, thereby improving the processing efficiency of the welding process and improving the practicability of the device.

[0006] Preferably, it also includes a torque arm positioning block. Multiple groups of torque arm positioning blocks are installed on the upper end surface of the base plate at positions corresponding to the multiple groups of rotating cylinders. Each group of torque arm positioning blocks is located on the side of the rotating cylinder. A limiting groove is set on the upper end surface of the torque arm positioning block. The connecting shaft is supported by the torque arm positioning block to ensure that the connecting shaft is in a horizontal state to reduce errors during the connection process, and the position of the connecting shaft is fixed in cooperation with the pressure plate to reduce the influence of the workpiece's own shaking during welding on the processing effect, thereby improving the practicability of the device.

[0007] Preferably, the limiting device includes a flange positioning plate, a shoulder positioning block, a positioning pin and a shaft body positioning block. Multiple sets of flange positioning plates are installed on the upper end surface of the base plate at positions corresponding to the torque arm positioning blocks. The flange positioning plate is located on one side of the torque arm positioning block and the flange positioning plate is located on the side away from the rectangular hole on the base plate. The shoulder positioning block and the shaft body positioning block are positioned and installed in the flange positioning plate by positioning pins. The flange positioning plate provides a bearing platform for the flange, and the shoulder positioning block and the shaft body positioning block are used to limit the position of the torque arm, thereby ensuring the position accuracy of the connection between the torque arm and the connecting shaft and ensuring the positioning accuracy.

[0008] Preferably, the positioning device includes a support column, a rotary clamping plate, a compression spring and a locking bolt. A plurality of groups of support columns are installed on the upper end surface of the base plate at positions corresponding to the plurality of groups of flange positioning plates. A rotary clamping plate is mounted on the upper end surface of the support column. The rotary clamping plate can rotate on the support column. A locking bolt is installed on the upper end surface of the support column. A compression spring is installed between the locking bolt and the rotary clamping plate. The compression spring provides downward pressure to the rotary clamping plate so that the rotary clamping plate presses the flange on the flange positioning plate downward. The pressure on the compression spring is adjusted by rotating the locking bolt, thereby fixing the position of the flange and the torque arm during welding, reducing the influence of the torque arm being subjected to force shaking during welding on the welding process, and improving the stability of the device.

[0009] Compared with the prior art, the utility model has the following beneficial effects: the position of the workpiece is fixed by a fixing device to prevent the workpiece from shaking during welding and affecting the welding process; the position of the workpiece accessories is limited by a limiting device; the position of the workpiece accessories is positioned by a positioning device; and limiting and positioning devices of different sizes can be replaced according to product models, thereby improving the practicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] Figure 1 It is a schematic diagram of the axonometric structure of the workpiece being processed;

[0011] Figure 2 It is a side view structural diagram of the workpiece being processed;

[0012] Figure 3It is a schematic diagram of the axonometric structure when the fixing device is pressing the connecting shaft;

[0013] Figure 4 It is a schematic diagram of the axonometric structure when the fixing device releases the connecting shaft;

[0014] Figure 5 It is a schematic diagram of the axonometric structure after the torque arm is inserted into the flange positioning plate;

[0015] Figure 6 It is a schematic diagram of the cross-sectional structure of the flange positioning plate;

[0016] Figure 7 It is a schematic diagram of the axonometric structure in which the connecting shaft is placed on the torque arm positioning block;

[0017] Figure 8 It is a top view structural diagram of the connecting shaft placed on the torque arm positioning block;

[0018] Fig. 9 It is a side view structural schematic diagram of the utility model;

[0019] Fig.10 It is a schematic diagram of the first axonometric structure of the utility model;

[0020] Fig.11 It is a schematic diagram of the second axonometric structure of the utility model.

[0021] Markings in the attached figure: 1. Base plate; 2. Rotating cylinder; 3. Pressure plate; 4. Torque arm positioning block; 5. Flange positioning plate; 6. Support column; 7. Rotating pressure plate; 8. Compression spring; 9. Locking bolt; 10. Shoulder positioning block; 11. Locating pin; 12. Shaft body positioning block; 13. Torque half shaft; 14. Connecting shaft; 15. Torque arm; 16. Flange; 17. Shaft head; 18. Welding gun head. DETAILED DESCRIPTION

[0022] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively below with reference to the relevant drawings. The utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive. Example

[0023] like Figure 1 , Figure 2 , Figure 3 and Figure 4 The limiting device shown is installed on the fixing device, and the positioning device is installed on the fixing device;

[0024] First, place the torque arm 15 equipped with the flange 16 on the flange positioning plate 5, and insert the shaft head 17 into the shaft shoulder positioning block 10 and the shaft body positioning block 12 for positioning, then rotate the rotary clamping plate 7 until the upper end of the flange 16 faces the position of the flange 16 to fix it, then place the middle part of the connecting shaft 14 in the groove on the upper part of the torque arm positioning block 4, and insert the upper part of the torque arm 15 into the connecting hole on one side of the connecting shaft 14, then control the rotary cylinder 2 to contract and drive the pressing plate 3 to rotate and press to the upper end of the connecting shaft 14 to fix it, then weld the two sets of connecting ends of the connecting shaft 14 on both sides through the rectangular holes on the bottom plate 1 at the same time;

[0025] The fixing device comprises a bottom plate 1, a rotating cylinder 2 and a pressing plate 3. A plurality of rotating cylinders 2 are mounted on the upper end surface of the bottom plate 1. The moving end of the rotating cylinder 2 is connected with the pressing plate 3. A pressing head is arranged at a position of the lower end surface of the pressing plate 3 away from the moving end of the rotating cylinder 2. A plurality of rectangular holes are opened on the same side of the bottom plate 1 corresponding to the plurality of rotating cylinders 2.

[0026] It also includes a torque arm positioning block 4. Multiple groups of torque arm positioning blocks 4 are installed on the upper end surface of the base plate 1 at positions corresponding to the multiple groups of rotating cylinders 2. Each group of torque arm positioning blocks 4 is located on the side of the rotating cylinder 2. A limited groove is provided on the upper end surface of the torque arm positioning block 4.

[0027] The limiting device includes a flange positioning plate 5, a shaft shoulder positioning block 10, a positioning pin 11 and a shaft body positioning block 12. A plurality of flange positioning plates 5 are installed on the upper end surface of the base plate 1 at positions corresponding to the torque arm positioning blocks 4. The flange positioning plates 5 are located on one side of the torque arm positioning blocks 4 and the flange positioning plates 5 are located on the side away from the rectangular hole on the base plate 1. The shaft shoulder positioning block 10 and the shaft body positioning block 12 are positioned and installed in the flange positioning plates 5 by the positioning pins 11.

[0028] The positioning device includes a support column 6, a rotating clamping plate 7, a compression spring 8 and a locking bolt 9. A plurality of groups of support columns 6 are installed on the upper end surface of the base plate 1 at positions corresponding to the plurality of groups of flange positioning plates 5. A rotating clamping plate 7 is mounted on the upper end surface of the support column 6. The rotating clamping plate 7 can rotate on the support column 6. A locking bolt 9 is installed on the upper end surface of the support column 6. A compression spring 8 is installed between the locking bolt 9 and the rotating clamping plate 7.

[0029] The position of the workpiece is fixed by a fixing device to prevent the workpiece from shaking during welding and affecting the welding process. The position of the workpiece accessories is restricted by a limiting device and positioned by a positioning device, thereby improving the practicality of the device.

[0030] The rotary cylinder 2 of the multi-station fast positioning welding equipment of the utility model is purchased on the market, and the technicians in the industry only need to install and operate it according to the accompanying instruction manual, without the need for the technicians in the field to make creative efforts.

[0031] The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the technical principle of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A multi-station rapid positioning welding equipment; characterized in that: The utility model comprises a fixing device, a limiting device and a positioning device, wherein the limiting device is installed on the fixing device and the positioning device is installed on the fixing device.

2. A multi-station rapid positioning welding equipment as claimed in claim 1, characterized in that: The fixing device comprises a base plate (1), a rotary cylinder (2) and a pressure plate (3); a plurality of rotary cylinders (2) are mounted on the upper end surface of the base plate (1); the movable end of the rotary cylinder (2) is connected to the pressure plate (3); a pressing head is arranged at a position of the lower end surface of the pressure plate (3) away from the movable end of the rotary cylinder (2); and a plurality of rectangular holes are opened on the same side of the base plate (1) corresponding to the plurality of rotary cylinders (2).

3. A multi-station rapid positioning welding equipment as claimed in claim 2, characterized in that: It also comprises a torque arm positioning block (4). A plurality of groups of torque arm positioning blocks (4) are installed on the upper end surface of the base plate (1) at positions corresponding to the plurality of groups of rotating cylinders (2). Each group of torque arm positioning blocks (4) is located on the side of the rotating cylinder (2). A limiting groove is provided on the upper end surface of the torque arm positioning block (4).

4. A multi-station rapid positioning welding equipment as claimed in claim 2, characterized in that: The limiting device comprises a flange positioning plate (5), a shaft shoulder positioning block (10), a positioning pin (11) and a shaft body positioning block (12); a plurality of sets of flange positioning plates (5) are installed on the upper end surface of the base plate (1) at positions corresponding to the torque arm positioning blocks (4); the flange positioning plates (5) are located on one side of the torque arm positioning blocks (4) and the flange positioning plates (5) are located on a side away from the rectangular hole on the base plate (1); the shaft shoulder positioning block (10) and the shaft body positioning block (12) are positioned and installed in the flange positioning plate (5) by means of the positioning pin (11).

5. The multi-station rapid positioning welding equipment according to claim 2, characterized in that: The positioning device comprises a support column (6), a rotating clamping plate (7), a compression spring (8) and a locking bolt (9); a plurality of groups of support columns (6) are installed on the upper end surface of the base plate (1) at positions corresponding to the plurality of groups of flange positioning plates (5); a rotating clamping plate (7) is mounted on the upper end surface of the support column (6); the rotating clamping plate (7) is rotatable on the support column (6); a locking bolt (9) is installed on the upper end surface of the support column (6); and a compression spring (8) is installed between the locking bolt (9) and the rotating clamping plate (7).

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