Compressor cover exhaust pipe brazing tool

Abstract

A compressor cover exhaust pipe brazing tool comprises a positioning bottom plate, a first positioning matching part is arranged between the positioning bottom plate and a machine cover, the machine cover is positioned on the positioning bottom plate through the first positioning matching part, a second positioning matching part is arranged between the positioning bottom plate and an exhaust pipe, and the exhaust pipe is positioned on the positioning bottom plate through the second positioning matching part. A positioning piece is arranged on the exhaust pipe, a positioning device is arranged on one side of the positioning bottom plate, and the exhaust pipe is positioned on the positioning device through the positioning piece. According to the brazing tool provided by the utility model, the machine cover is positioned on the positioning bottom plate up and down, left and right and front and back through the first positioning matching part, the exhaust pipe is positioned on the positioning bottom plate up and down, left and right and front and back through the second positioning matching part, and the machine cover and the exhaust pipe can be accurately positioned during welding; the welding positions of the two are prevented from changing during welding, and the welding quality and the connection strength after welding are improved; in addition, the exhaust pipe is positioned on the positioning device through the positioning piece, and the angle position of the exhaust pipe on the machine cover can be positioned.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling, in particular to a compressor cover exhaust pipe brazing tooling. Background Art

[0002] The exhaust pipe of the compressor is fixed on the compressor cover, and the two need to be welded (brazed). When the cover and the exhaust pipe are welded, the two need to be positioned. Traditionally, manual positioning is generally used, but manual positioning may result in inaccurate positioning. The welding position of the two is prone to change during welding, affecting the welding quality and the connection strength after welding. In addition, some compressors have certain requirements for the angular position of the exhaust pipe setting, but manual positioning cannot accurately grasp the angular position of the exhaust pipe setting, and cannot meet the welding positioning requirements of such exhaust pipes.

[0003] Therefore, further improvements are necessary. Utility Model Content

[0004] The utility model aims to provide a compressor cover exhaust pipe brazing tool with simple structure, accurate positioning, good welding quality and strong practicality, so as to overcome the shortcomings of the prior art.

[0005] A compressor cover exhaust pipe brazing tool designed for this purpose is characterized in that it includes a positioning base plate for positioning the machine cover and the exhaust pipe, a first positioning matching portion is provided between the positioning base plate and the machine cover, the machine cover is positioned on the positioning base plate through the first positioning matching portion, a second positioning matching portion is provided between the positioning base plate and the exhaust pipe, the exhaust pipe is positioned on the positioning base plate through the second positioning matching portion, a positioning piece is provided on the exhaust pipe, a positioning device is provided on one side of the positioning base plate, and the exhaust pipe is positioned on the positioning device through the positioning piece.

[0006] The first positioning matching portion includes a first positioning hole arranged on the positioning bottom plate and a positioning column arranged on the machine cover, and the positioning column is inserted into the first positioning hole for positioning.

[0007] A first supporting surface is provided at the bottom of the first positioning hole, and the bottom of the positioning column is supported on the first supporting surface.

[0008] The second positioning matching part includes a second positioning hole arranged on the positioning bottom plate and a positioning column arranged on the exhaust pipe. A through hole is arranged on the machine cover. The positioning column passes through the through hole and is positioned and inserted into the second positioning hole.

[0009] A second supporting surface is provided at the bottom of the second positioning hole, and the bottom of the positioning column is supported on the second supporting surface.

[0010] The positioning device is provided with a positioning groove, and a plurality of positioning parts are annularly provided on the peripheral side of the positioning piece, and the positioning piece is inserted into the positioning groove through one of the positioning parts.

[0011] The positioning device includes a mounting column and a sliding member. The mounting column is fixed on the positioning base plate. The sliding member is slidably arranged on the mounting column. The positioning groove is located at one end of the sliding member. When the sliding member slides to a corresponding position, the positioning part is inserted into the positioning groove.

[0012] A guide hole is arranged on the installation column, and the sliding piece is slidably arranged on the guide hole.

[0013] The installation column is provided with a fixing hole connected to the guide hole, and the sliding piece is provided with an adjustment locking hole. A fastener passes through the fixing hole and is locked on the locking hole, so that the sliding piece is adjusted and locked on the installation column.

[0014] The positioning piece is in a polygonal shape.

[0015] The utility model provides a brazing tool, in which a machine cover is positioned on a positioning base plate up and down, left and right, front and back through a first positioning matching portion, and an exhaust pipe is positioned on the positioning base plate up and down, left and right, front and back through a second positioning matching portion. When the machine cover and the exhaust pipe are welded, the two can be accurately positioned to prevent the welding positions of the two from changing during welding, thereby improving the welding quality and the connection strength after welding; in addition, the exhaust pipe is positioned on the positioning device through a positioning piece, and the angular position of the exhaust pipe on the machine cover can be positioned to meet the angular position requirements for the exhaust pipe setting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view of a brazing tool in one embodiment of the utility model.

[0017] Figure 2 It is a top view of a brazing tool in one embodiment of the utility model.

[0018] Figure 3 It is a cross-sectional view of a positioning base plate in one embodiment of the utility model.

[0019] Figure 4 It is a top view of a positioning base plate in one embodiment of the utility model.

[0020] Figure 5 It is a top view of a sliding member in one embodiment of the utility model.

[0021] Figure 6 It is a front view of a sliding member in one embodiment of the utility model.

[0022] Figure 7 It is a front view of an installation column in one embodiment of the utility model.

[0023] Figure 8 It is a side view of an installation column in one embodiment of the utility model.

[0024] Fig. 9The figure is a schematic diagram of the assembly structure of a turntable and a brazing tool in one embodiment of the utility model. DETAILED DESCRIPTION

[0025] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0026] See also Figure 1-Figure 9 The compressor cover exhaust pipe brazing tool comprises a positioning base plate 3 for positioning the machine cover 1 and the exhaust pipe 2, a first positioning fitting portion is provided between the positioning base plate 3 and the machine cover 1, the machine cover 1 is positioned on the positioning base plate 3 through the first positioning fitting portion, a second positioning fitting portion is provided between the positioning base plate 3 and the exhaust pipe 2, the exhaust pipe 2 is positioned on the positioning base plate 3 through the second positioning fitting portion, a positioning piece 4 is integrally provided on the exhaust pipe 2, a positioning device a is provided on one side of the positioning base plate 3, the exhaust pipe 2 is positioned on the positioning device a through the positioning piece 4.

[0027] The first positioning matching portion includes a first positioning hole 5 provided on the positioning base plate 3 and a positioning column 6 provided on the machine cover 1 . The positioning column 6 is inserted into the first positioning hole 5 to achieve the front, back, left, and right positioning of the machine cover 1 .

[0028] A first supporting surface 7 is provided at the bottom of the first positioning hole 5 , and the bottom of the positioning column 6 is supported on the first supporting surface 7 , so as to realize the up and down positioning of the machine cover 1 .

[0029] The second positioning matching part includes a second positioning hole 8 set in the center of the positioning base plate 3 and a positioning column 9 set on the exhaust pipe 2. A through hole is set on the machine cover 1. The positioning column 9 passes through the through hole and is inserted into the second positioning hole 8 to realize the front, back, left and right positioning of the exhaust pipe 2.

[0030] A second supporting surface 10 is provided at the bottom of the second positioning hole 8 , and the bottom of the positioning column 9 is supported on the second supporting surface 10 , so as to realize the vertical positioning of the exhaust pipe 2 .

[0031] A positioning groove 11 is provided on the positioning device a, and a plurality of positioning portions 12 are provided in a ring around the positioning member 4. The positioning member 4 is inserted into the positioning groove 11 through one of the positioning portions 12. The positioning member 4 is polygonal in shape. In this embodiment, the positioning member 4 is hexagonal in shape. The shape of the positioning groove 11 is the same as that of the positioning portion 12. Through the cooperation between the positioning portion 12 and the positioning groove 11, the angular position of the exhaust pipe 2 on the engine cover 1 can be positioned because the angular direction of the positioning groove 11 is fixed.

[0032] The positioning device a includes a mounting column 13 and a sliding member 14. The lower end of the mounting column 13 is fixed on the positioning base plate 3. The sliding member 14 is slidably arranged on the upper end of the mounting column 13. The positioning groove 11 is located at one end of the sliding member 14. When the sliding member 14 slides to the corresponding position, the positioning portion 12 is inserted into the positioning groove 11. The position of the sliding member 14 can be slidably adjusted to adapt to exhaust pipes 2 of different diameters.

[0033] The installation column 13 is provided with a guide hole 15 , and the sliding member 14 is slidably arranged on the guide hole 15 to prevent the sliding member 14 from deviating when sliding; the sliding member 14 is a latch.

[0034] The mounting column 13 is provided with a fixing hole 16 connected to the guide hole 15, and the sliding member 14 is provided with an adjustment locking hole 17. A fastener (screw) passes through the fixing hole 16 and is locked on the locking hole 17, so that the sliding member 14 can be adjusted forward and backward and locked on the mounting column 13. The adjustment locking hole 17 is a long hole for accommodating the position adjustment of the sliding member 14. After the position of the sliding member 14 is adjusted, the sliding member 14 is locked by the fastener.

[0035] A first mounting hole 18 is provided at the lower end of the mounting column 13 , and a second mounting hole is provided at one side of the positioning base plate 3 . A fastener (screw) passes through the first mounting hole 18 and is fastened to the second mounting hole to fix the lower end of the mounting column 13 on the positioning base plate 3 .

[0036] In addition, see Fig. 9 A plurality of brazing tools can be arranged on the turntable 19, a welding head or welding gun is arranged above the turntable 19, and the turntable 19 drives the brazing tools to rotate. When the brazing tools rotate to the bottom of the welding head or welding gun, the welding head or welding gun performs welding (brazing) work, thereby improving production efficiency.

[0037] The above is a preferred embodiment of the utility model, which shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. The utility model may have various changes and improvements without departing from the spirit and scope of the utility model, and these changes and improvements fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A compressor cover exhaust pipe brazing tool, characterized in that: The invention comprises a positioning base plate (3) for positioning a machine cover (1) and an exhaust pipe (2); a first positioning matching portion is provided between the positioning base plate (3) and the machine cover (1); the machine cover (1) is positioned on the positioning base plate (3) by means of the first positioning matching portion; a second positioning matching portion is provided between the positioning base plate (3) and the exhaust pipe (2); the exhaust pipe (2) is positioned on the positioning base plate (3) by means of the second positioning matching portion; a positioning member (4) is provided on the exhaust pipe (2); a positioning device (a) is provided on one side of the positioning base plate (3); the exhaust pipe (2) is positioned on the positioning device (a) by means of the positioning member (4).

2. The compressor cover exhaust pipe brazing tool according to claim 1, characterized in that: The first positioning matching portion comprises a first positioning hole (5) provided on the positioning base plate (3) and a positioning column (6) provided on the machine cover (1); the positioning column (6) is inserted into the first positioning hole (5) for positioning.

3. The compressor cover exhaust pipe brazing tool according to claim 2, characterized in that: A first supporting surface (7) is provided at the bottom of the first positioning hole (5), and the bottom of the positioning column (6) is supported on the first supporting surface (7).

4. The compressor cover exhaust pipe brazing tool according to claim 1, characterized in that: The second positioning matching portion comprises a second positioning hole (8) provided on the positioning base plate (3) and a positioning column (9) provided on the exhaust pipe (2); a through hole is provided on the cover (1); the positioning column (9) passes through the through hole and is inserted into the second positioning hole (8) for positioning.

5. The compressor cover exhaust pipe brazing tool according to claim 4, characterized in that: A second supporting surface (10) is provided at the bottom of the second positioning hole (8), and the bottom of the positioning column (9) is supported on the second supporting surface (10).

6. The compressor cover exhaust pipe brazing tool according to claim 1, characterized in that: The positioning device (a) is provided with a positioning groove (11), and a plurality of positioning portions (12) are provided in an annular shape around the circumference of the positioning member (4). The positioning member (4) is inserted into the positioning groove (11) through one of the positioning portions (12).

7. The compressor cover exhaust pipe brazing tool according to claim 6, characterized in that: The positioning device (a) comprises a mounting column (13) and a sliding member (14), wherein the mounting column (13) is fixed on the positioning base plate (3), the sliding member (14) is slidably arranged on the mounting column (13), the positioning groove (11) is located at one end of the sliding member (14), and when the sliding member (14) slides to a corresponding position, the positioning portion (12) is inserted into the positioning groove (11).

8. The compressor cover exhaust pipe brazing tool according to claim 7, characterized in that: A guide hole (15) is provided on the mounting column (13), and the sliding member (14) is slidably arranged on the guide hole (15).

9. The compressor cover exhaust pipe brazing tool according to claim 7, characterized in that: The mounting column (13) is provided with a fixing hole (16) communicating with the guide hole (15), and the sliding member (14) is provided with an adjustment locking hole (17). A fastener passes through the fixing hole (16) and is locked in the locking hole (17), so that the sliding member (14) is adjusted and locked on the mounting column (13).

10. The compressor cover exhaust pipe brazing tool according to any one of claims 1 to 9, characterized in that: The positioning member (4) is in the shape of a polygon.

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