CN-224209354-U - Welding fixture

CN224209354UCN 224209354 UCN224209354 UCN 224209354UCN-224209354-U

Abstract

The utility model relates to a welding tool which is used for welding a tubing assembly and comprises a base, a support frame and a positioning assembly. The welding fixture comprises a first tubing unit, a second tubing unit, a third tubing unit, a first positioning component, a second positioning component, a third positioning component, a welding fixture and a control unit, wherein the positioning component is connected to the support frame and at least comprises the first positioning component, the second positioning component and the third positioning component, the first positioning component is provided with a first positioning concave part, the second positioning component is provided with a second positioning concave part, the third positioning component is provided with a third positioning concave part, the opening directions of the first positioning concave part, the second positioning concave part and the third positioning concave part are consistent, and the positions of the first positioning component, the second positioning component and the third positioning component are arranged according to the shape characteristics of the first tubing unit and the second tubing unit, so that the first tubing unit and the second tubing unit are positioned respectively, the assembly accuracy of the tubing unit is improved, the operation difficulty is reduced, and the quality and the uniformity of a finished product of the tubing unit are improved.

Inventors

Si Litao
Qiu Ruowen
LUAN QIANGLI
Gai Xiaonan
GUO XIAOHUI

Assignees

青岛海信日立空调系统有限公司

Dates

Publication Date: 20260508
Application Date: 20250423

Claims (10)

1. A welding frock for welding piping subassembly, its characterized in that includes: A base; A support frame, the bottom of which is supported on the base; The positioning assembly is connected to the supporting frame and at least comprises a first positioning piece, a second positioning piece and a third positioning piece, wherein a first positioning concave part is formed on the first positioning piece, a second positioning concave part is formed on the second positioning piece, a third positioning concave part is formed on the third positioning piece, and the opening directions of the first positioning concave part, the second positioning concave part and the third positioning concave part are consistent; The second positioning concave part is used for clamping the first end of the first piping unit, the first positioning concave part is used for clamping the first end of the second piping unit, and the third positioning concave part is used for clamping the second end of the first piping unit so that the second end of the second piping unit corresponds to the position of the second end of the first piping unit.
2. The welding fixture according to claim 1, wherein, The first positioning concave part, the second positioning concave part and the third positioning concave part are all semicircular groove structures extending along the vertical direction.
3. The welding fixture according to claim 1, wherein, The second positioning piece is positioned above the first positioning piece and positioned at the front side or the rear side of the first positioning piece along the width direction of the base, and the third positioning piece is flush with the first positioning piece and positioned at the left side or the right side of the first positioning piece along the length direction of the base.
4. The welding fixture according to claim 1, wherein, The support frame includes support vertical part and supports horizontal part, support vertical part is the angle setting and is in support vertical part's upper end, first setting element sets up support horizontal part's tip, the second setting element is in through first support auxiliary frame connection on the support frame, the third setting element is in through second support auxiliary frame connection on the support frame.
5. The welding fixture according to claim 1, wherein, The first tubing unit comprises a first arc-shaped pipe section, a first straight pipe section is arranged at one end of the first arc-shaped pipe section, a matched pipe section is formed at the end of the first straight pipe section, the size of the third positioning concave part is not smaller than the outer diameter of the first straight pipe section, the size of the third positioning concave part is smaller than the outer diameter of the matched pipe section, and the third positioning concave part is used for clamping the first straight pipe section.
6. The welding fixture of claim 5, wherein the welding fixture comprises a welding head, The other end of the first arc-shaped pipe section is provided with a third straight pipe section, the tail end of the third straight pipe section is provided with a first butt joint pipe section, the size of the second positioning concave part is not smaller than that of the third straight pipe section and the size of the second positioning concave part is smaller than that of the first butt joint pipe section, the second positioning concave part is used for clamping the third straight pipe section and is supported below the first butt joint pipe section, and the second positioning concave part and the third positioning concave part are located on the upper side of the first arc-shaped pipe section.
7. The welding fixture of claim 5, wherein the welding fixture comprises a welding head, The second tubing unit comprises a second arc-shaped pipe section, one end of the second arc-shaped pipe section is provided with an inserting pipe section, the inserting pipe section is used for being welded on the matched pipe section, the other end of the second arc-shaped pipe section is provided with a fourth straight pipe section, the size of the first positioning concave part is matched with that of the fourth straight pipe section, the first positioning concave part is used for clamping the fourth straight pipe section, and the first positioning piece and the second positioning piece are located on the lower side of the second arc-shaped pipe section, so that the first arc-shaped pipe section and the second arc-shaped pipe section are enclosed to form an annular structure.
8. The welding fixture of claim 7, wherein the welding fixture comprises a plurality of welding heads, The height of the first locating piece along the vertical direction is smaller than the length of the fourth straight pipe section.
9. The welding fixture of claim 6, wherein the welding fixture comprises a plurality of welding heads, The height of the second positioning piece along the vertical direction is smaller than the length of the third straight pipe section, and/or The height of the third locating piece along the vertical direction is smaller than the length of the first straight pipe section.
10. A welding frock for welding piping subassembly, its characterized in that includes: A base; A support frame, the bottom of which is supported on the base; and a positioning unit connected to the support frame, wherein the positioning unit is configured to simultaneously position a first piping unit and a second piping unit in the piping unit such that one end of the first piping unit corresponds to one end of the second piping unit, and to enclose the first piping unit and the second piping unit in a ring structure.

Description

Welding fixture Technical Field The utility model belongs to the technical field of auxiliary tool equipment, and particularly relates to a welding tool. Background The compressor is used as an important working part of the air conditioner outdoor unit, vibration can be generated in the working process of the compressor, besides noise of the air conditioner outdoor unit is increased, the connection stability of a piping component connected with the compressor is also affected, the risks of falling off of the piping component and leakage of a refrigerant are increased, in order to reduce the influence caused by vibration deterioration caused by acceleration of the compressor, part of the air conditioner outdoor unit is connected with the compressor through the piping component with an annular structure, the piping component is of a space annular structure, vibration energy can be greatly absorbed in three directions, the outward transmission of vibration of the compressor is reduced, the noise is reduced, and the connection stability of the piping component is improved. This kind of piping subassembly is when making, constitutes through the welded mode through two curved piping units, and during the welding, need support spacingly to two piping units, current welding frock can only provide the support to single piping unit, can not satisfy the relative positional relationship between two curved piping units, therefore in piping unit welding process, has the location degree of difficulty big, and the operation is complicated, and the uniformity is poor after the piping subassembly processing is formed, can not guarantee the quality scheduling problem of finished product. The above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art. Disclosure of utility model The utility model aims to provide a welding tool, which is used for conveniently welding a first tubing unit and a second tubing unit into a tubing assembly with an annular structure and solves the problems that the positioning adaptability of the traditional welding tool to the first tubing unit and the second tubing unit is poor, the positioning of the tubing assembly with the annular structure cannot be met, and the assembly error is large. In order to achieve the aim of the utility model, the utility model is realized by adopting the following technical scheme: The utility model provides a welding tool, which is used for welding a piping assembly and comprises the following components: A base; A support frame, the bottom of which is supported on the base; The positioning assembly is connected to the supporting frame and at least comprises a first positioning piece, a second positioning piece and a third positioning piece, wherein a first positioning concave part is formed on the first positioning piece, a second positioning concave part is formed on the second positioning piece, a third positioning concave part is formed on the third positioning piece, and the opening directions of the first positioning concave part, the second positioning concave part and the third positioning concave part are consistent; The second positioning concave part is used for clamping the first end of the first piping unit, the first positioning concave part is used for clamping the first end of the second piping unit, and the third positioning concave part is used for clamping the second end of the first piping unit so that the second end of the second piping unit corresponds to the position of the second end of the first piping unit. In some embodiments of the present application, the first positioning recess, the second positioning recess and the third positioning recess are all semicircular groove structures extending along a vertical direction. The first piping unit is vertically connected into the first positioning recess, and the second piping unit is vertically connected into the second positioning recess and the third positioning recess. The first positioning concave part, the second positioning concave part and the third positioning concave part are vertically arranged, so that the first piping unit and the second piping unit are also vertically arranged, and an operator can conveniently weld the connection positions of the first piping unit and the second piping unit. In some embodiments of the present application, the second positioning member is located above the first positioning member and located on the front side or the rear side of the first positioning member along the width direction of the base, and the third positioning member is flush with the first positioning member and located on the left side or the right side of the first positioning member along the length direction of the base. The first positioning pieces and the third positioning pieces are arranged left an