Right-angle pipe bending tool for compressor cover

Abstract

A compressor cover right-angle pipe bending tool comprises a positioning seat used for positioning a cover body and a pipe body, a positioning assembly is arranged on one side of the positioning seat, a first positioning part and a second positioning part are arranged between the cover body and the positioning seat, and the cover body is positioned on the positioning seat front, back, left and right through the first positioning part. The cover body is vertically positioned on the positioning seat through a second positioning part, the pipe body comprises a vertical section and a horizontal section which are mutually bent, a third positioning part is arranged between the vertical section and the positioning seat, the vertical section is positioned on the positioning seat front, back, left and right through the third positioning part, and a fourth positioning part is arranged between the horizontal section and the positioning assembly; the horizontal section is vertically positioned on the positioning assembly through the fourth positioning part. The tool can effectively position the cover body and the pipe body, especially the bent part (namely the horizontal section) of the pipe body, so that the relative positions of the cover body and the pipe body can be ensured during welding, the welding positions of the cover body and the pipe body are not changed, and the welding quality is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling, in particular to a right-angle pipe bending tooling for a compressor cover. Background Art

[0002] The compressor cover and elbow need to be welded. When welding, the relative position of the two is required to be high, especially the bent part of the elbow is difficult to position. Therefore, it is difficult to fix the two at the same time to ensure that the welding position does not change. In addition, manual positioning is generally used when welding the cover and the elbow, but manual positioning is time-consuming and labor-intensive, and the positioning is inaccurate. The relative position of the cover and the elbow cannot be guaranteed. The welding position of the two is prone to change during welding, resulting in poor welding quality.

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

[0004] The utility model aims to provide a compressor cover right-angle pipe bending 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 right-angle pipe bending tool designed for this purpose is characterized by: comprising a positioning seat for positioning the cover body and the tube body, a positioning assembly is arranged on one side of the positioning seat, a first positioning portion and a second positioning portion are arranged between the cover body and the positioning seat, the cover body is positioned on the positioning seat front and back, left and right by the first positioning portion, and the cover body is positioned on the positioning seat up and down by the second positioning portion, the tube body comprises a vertical section and a horizontal section which are bent to each other, a third positioning portion is arranged between the vertical section and the positioning seat, the vertical section is positioned on the positioning seat front and back, left and right by the third positioning portion, a fourth positioning portion is arranged between the horizontal section and the positioning assembly, and the horizontal section is positioned on the positioning assembly up and down by the fourth positioning portion.

[0006] The first positioning portion comprises a positioning hole arranged on the cover body and a positioning boss arranged on the positioning seat, and the cover body is sleeved on the positioning boss through the positioning hole.

[0007] The second positioning portion includes a supporting edge arranged on the cover body and a supporting column arranged on the positioning seat, and the cover body is supported on the supporting column through the supporting edge.

[0008] The third positioning part includes a positioning cavity arranged in the vertical section and a positioning column arranged on the positioning seat, and the vertical section is sleeved on the positioning column through the positioning cavity; a through hole is arranged on the cover body, and the cover body is sleeved on the vertical section through the through hole.

[0009] The fourth positioning portion includes a supporting end arranged on the horizontal section and a supporting groove arranged on the positioning assembly, and the horizontal section is supported on the supporting groove through the supporting end.

[0010] The positioning assembly includes a column and a support member. The column is fixed on the positioning seat. The support member is slidably arranged on the column. The support groove is arranged at one end of the support member. When the support member slides to the corresponding position, the support groove is located below the support end so that the support end is supported on the support groove.

[0011] The column is provided with a sliding hole, and the supporting member is slidably arranged on the sliding hole.

[0012] The column is provided with a fixing hole, the support is provided with an adjusting fixing hole, and fasteners are provided on the adjusting fixing hole and the fixing hole, so that the support can be adjusted and fixed on the column forward and backward.

[0013] The supporting groove is an arc-shaped groove.

[0014] The positioning boss is arranged on the top of the supporting column, and the positioning hole is arranged on the supporting edge.

[0015] The utility model arranges a positioning assembly on one side of the positioning seat, the cover body is positioned on the positioning seat front and back, left and right by the first positioning part, the cover body is positioned on the positioning seat up and down by the second positioning part, the vertical section of the tube body is positioned on the positioning seat front and back, left and right by the third positioning part, and the horizontal section of the tube body is positioned on the positioning assembly up and down by the fourth positioning part. The cover body and the tube body can be effectively positioned, especially the curved part (i.e., the horizontal section) of the tube body. Therefore, the relative position of the cover body and the tube body can be guaranteed during welding, and the welding positions of the two will not change, thereby improving the welding quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a cross-sectional view of the tooling in the first embodiment of the utility model.

[0017] Figure 2 It is a side view of the support member in the first embodiment of the utility model.

[0018] Figure 3 It is a front view of the support member in the first embodiment of the utility model.

[0019] Figure 4 This is a front view of the column in the first embodiment of the utility model.

[0020] Figure 5 This is a front view of the positioning seat in the first embodiment of the utility model.

[0021] Figure 6 It is a top view of the positioning seat in the first embodiment of the utility model.

[0022] Figure 7 It is a schematic diagram of the assembly structure of the turntable and the tooling in the first embodiment of the utility model.

[0023] Figure 8It is a schematic diagram of the exploded structure of the positioning member and the straight tube in the second embodiment of the utility model.

[0024] Fig. 9 It is a schematic diagram of the cooperation between the positioning member and the straight tube in the second embodiment of the utility model.

[0025] Fig.10 It is a front view of a straight tube in the second embodiment of the utility model. DETAILED DESCRIPTION

[0026] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0027] First embodiment:

[0028] See also Figure 1-Figure 7 The compressor cover right-angle bend tooling comprises a positioning seat 1 for positioning a cover body 2 (i.e., the compressor cover) and a tube body 3 (i.e., the right-angle bend tube). A positioning assembly is arranged on one side of the positioning seat 1. A first positioning portion and a second positioning portion are arranged between the cover body 2 and the positioning seat 1. The cover body 2 is positioned on the positioning seat 1 frontward, backward, leftward, and rightward by the first positioning portion. The cover body 2 is positioned on the positioning seat 1 up and down by the second positioning portion. The tube body 3 comprises a vertical section 4 and a horizontal section 5 which are bent to each other. A third positioning portion is arranged between the vertical section 4 and the positioning seat 1. The vertical section 4 is positioned on the positioning seat 1 frontward, backward, leftward, and rightward by the third positioning portion. A fourth positioning portion is arranged between the horizontal section 5 and the positioning assembly. The horizontal section 5 is positioned on the positioning assembly up and down by the fourth positioning portion.

[0029] The first positioning portion includes a positioning hole 6 provided on the cover body 2 and a positioning boss 7 provided on the positioning seat 1 . The cover body 2 is sleeved on the positioning boss 7 through the positioning hole 6 to achieve front, back, left, and right positioning of the cover body 2 .

[0030] The second positioning portion includes a supporting edge 8 provided on the cover body 2 and a plurality of supporting columns 9 provided on the positioning seat 1 . The cover body 2 is supported on the supporting columns 9 through the supporting edge 8 , so that the cover body 2 is positioned up and down.

[0031] The third positioning portion includes a positioning cavity 10 arranged in the vertical section 4 and a positioning column 11 arranged in the center of the positioning seat 1. The vertical section 4 is sleeved on the positioning column 11 through the positioning cavity 10 to achieve the front, back, left and right positioning of the vertical section 4 (tube body 3); a through hole 14 is arranged in the center of the cover body 2, and the cover body 2 is sleeved on the vertical section 4 through the through hole 14; the matching position of the through hole 14 and the vertical section 4 is welded by a welding head or a welding gun.

[0032] The fourth positioning portion includes a support end 12 provided on the horizontal section 5 and a support groove 13 provided on the positioning assembly. The horizontal section 5 is supported on the support groove 13 via the support end 12 to achieve the up and down positioning of the horizontal section 5 (tube body 3).

[0033] The positioning assembly includes a column 15 and a support member 16. The lower end of the column 15 is fixed on the positioning seat 1, and the support member 16 is slidably arranged on the upper end of the column 15. The support groove 13 is arranged at one end of the support member 16. When the support member 16 slides to the corresponding position, the support groove 13 is located below the support end 12, so that the support end 12 is supported on the support groove 13. The position of the support member 16 can be slidably adjusted, so that the tooling can be suitable for horizontal sections 5 of different lengths, that is, tube bodies 3 of different lengths, and at the same time it is convenient for the cover body 2 to be assembled on the positioning seat 1.

[0034] A sliding hole 17 is provided at the upper end of the column 15, and a support member 16 is slidably provided on the sliding hole 17, and the sliding hole 17 plays a role of guiding sliding; the support member 16 is a latch.

[0035] A fixing hole 18 is provided on the column 15, and an adjustment fixing hole 19 is provided on the support member 16. Fasteners (screws) are provided on the adjustment fixing hole 19 and the fixing hole 18 so that the support member 16 can be adjusted forward and backward and fixed on the column 15; the adjustment fixing hole 19 is a long hole used to adapt to the position adjustment of the support member 16. After the position of the support member 16 is adjusted, the support member 16 is fixed by the fastener.

[0036] The supporting groove 13 is an arc-shaped groove to adapt to the shape of the tube body 3 .

[0037] The positioning boss 7 is arranged on the top of one of the supporting columns 9 , and the positioning hole 6 and the through hole 14 are arranged on the supporting edge 8 .

[0038] In addition, see Figure 7 A plurality of toolings may be arranged on the turntable 20, a welding head or welding gun is arranged above the turntable 20, the turntable 20 drives the toolings to rotate, when the toolings rotate to below the welding head or welding gun, the welding head or welding gun performs welding work, thereby improving production efficiency.

[0039] Second embodiment:

[0040] See also Figure 8-Figure 10 The compressor cover right-angle bend tooling is different from the first embodiment in that:

[0041] The positioning assembly includes a column 15 and a positioning member 21. The column 15 is the column of the first embodiment. The positioning member 21 is slidably arranged on the upper end of the column 15. The installation method of the positioning member 21 is the same as the installation method of the support member 16 of the first embodiment; a positioning groove 22 is arranged at one end of the positioning member 21. The tooling of this embodiment is used to position the straight tube 23. A positioning cavity 10 is also arranged in the straight tube 23. The straight tube 23 is sleeved on the positioning column 11 of the positioning seat 1 through the positioning cavity 10. A positioning block 24 is arranged on the straight tube 23. The positioning block 24 is polygonal (such as hexagonal). The positioning block 24 is positioned and matched with the positioning groove 22. The straight tube 23 is also welded to the cover body 2 of the first embodiment. The cover body 2 is sleeved on the straight tube 23 through the through hole 14. The position where the through hole 14 and the straight tube 23 cooperate is welded by a welding head or a welding gun; this structure is suitable for welding straight tubes 23 with certain requirements on the angle position.

[0042] The other parts not described are the same as those in the first embodiment and will not be analyzed and described again here.

[0043] 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 right-angle bending tool for a compressor cover, characterized in that: The invention comprises a positioning seat (1) for positioning a cover body (2) and a tube body (3), a positioning assembly being arranged on one side of the positioning seat (1), a first positioning portion and a second positioning portion being arranged between the cover body (2) and the positioning seat (1), the cover body (2) being positioned on the positioning seat (1) frontward, backward, leftward, and rightward by means of the first positioning portion, and the cover body (2) being positioned on the positioning seat (1) up and down by means of the second positioning portion, the tube body (3) comprising a vertical section (4) and a horizontal section (5) being arranged to be bent relative to each other, a third positioning portion being arranged between the vertical section (4) and the positioning seat (1), the vertical section (4) being positioned on the positioning seat (1) frontward, backward, leftward, and rightward by means of the third positioning portion, a fourth positioning portion being arranged between the horizontal section (5) and the positioning assembly, and the horizontal section (5) being positioned on the positioning assembly up and down by means of the fourth positioning portion.

2. The compressor cover right-angle pipe bending tool according to claim 1, characterized in that: The first positioning portion comprises a positioning hole (6) provided on the cover body (2) and a positioning boss (7) provided on the positioning seat (1); the cover body (2) is sleeved on the positioning boss (7) through the positioning hole (6).

3. The compressor cover right-angle pipe bending tool according to claim 2, characterized in that: The second positioning portion comprises a supporting edge (8) arranged on the cover body (2) and a supporting column (9) arranged on the positioning seat (1); the cover body (2) is supported on the supporting column (9) via the supporting edge (8).

4. The compressor cover right-angle pipe bending tool according to claim 3, characterized in that: The third positioning portion comprises a positioning cavity (10) arranged in the vertical section (4) and a positioning column (11) arranged on the positioning seat (1), and the vertical section (4) is sleeved on the positioning column (11) through the positioning cavity (10); a through hole (14) is arranged on the cover body (2), and the cover body (2) is sleeved on the vertical section (4) through the through hole (14).

5. The compressor cover right-angle pipe bending tool according to claim 4, characterized in that: The fourth positioning portion comprises a supporting end (12) arranged on the horizontal section (5) and a supporting groove (13) arranged on the positioning assembly, and the horizontal section (5) is supported on the supporting groove (13) via the supporting end (12).

6. The compressor cover right-angle pipe bending tool according to claim 5, characterized in that: The positioning assembly comprises a column (15) and a support member (16), wherein the column (15) is fixed on the positioning seat (1), the support member (16) is slidably arranged on the column (15), and a support groove (13) is arranged at one end of the support member (16). When the support member (16) slides to a corresponding position, the support groove (13) is located below the support end (12), so that the support end (12) is supported on the support groove (13).

7. The compressor cover right-angle pipe bending tool according to claim 6, characterized in that: A sliding hole (17) is provided on the column (15), and the support member (16) is slidably arranged on the sliding hole (17).

8. The compressor cover right-angle pipe bending tool according to claim 7, characterized in that: The column (15) is provided with a fixing hole (18), the support member (16) is provided with an adjustment fixing hole (19), and fasteners are provided on the adjustment fixing hole (19) and the fixing hole (18) so that the support member (16) can be adjusted forward and backward and fixed on the column (15).

9. The compressor cover right-angle pipe bending tool according to claim 5, characterized in that: The supporting groove (13) is an arc-shaped groove.

10. The compressor cover right-angle pipe bending tool according to claim 3, characterized in that: The positioning boss (7) is arranged on the top of the supporting column (9), and the positioning hole (6) is arranged on the supporting edge (8).

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