Drilling device for upper support of scroll compressor

Abstract

The utility model discloses a scroll compressor upper support drilling device which comprises a mandrel, the mandrel is of a stepped cylinder structure, a first outer circle of the mandrel is inserted into a first inner hole of a support, a second outer circle of the mandrel is sleeved with a deep groove ball bearing, and the deep groove ball bearing is located in a second inner hole of an index plate. An inner hole III of the positioning sleeve is sleeved on an outer circle III of the mandrel and is fixed through a nut; a pressing plate is sleeved on a screw rod of the mandrel and is fixed through a nut; the positioning pin is mounted in the index plate, and the bolt penetrates through the bracket and is inserted into the index plate; the drill plate is fixedly installed on the top of the support, and the drill bushing is installed in the drill plate. The positioning precision is high, the quality of machined workpieces is stable, the machining efficiency can be improved, and losses caused by waste products are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of scroll compressors, in particular to a drilling device for the upper support of a scroll compressor. Background Technique

[0002] The outer circle of the upper support of the scroll compressor needs to be drilled. In the past, scribing and drilling were used, resulting in low work efficiency and large errors. Content of the Utility Model

[0003] In order to solve the above problems, the utility model provides a drilling device for the upper support of a scroll compressor.

[0004] In order to solve the above technical problems, the technical solution of the utility model is: a drilling device for the upper support of a scroll compressor, including a mandrel. The mandrel is a stepped cylinder structure. The first outer circle of the mandrel is inserted into the first inner hole of the bracket. A deep groove ball bearing is sleeved on the second outer circle of the mandrel. The deep groove ball bearing is located in the second inner hole of the indexing plate. The third inner hole of the positioning sleeve is sleeved on the third outer circle of the mandrel and fixed by a nut. A pressure plate is sleeved on the screw rod of the mandrel and fixed by a nut; a positioning pin is installed in the indexing plate, and a plug pin passes through the bracket and inserts into the indexing plate; a drill template is fixedly installed on the top of the bracket, and a drill bushing is installed in the drill template.

[0005] Further, the bracket includes a bottom plate and a vertical plate, and the vertical plate is vertically welded to the bottom plate.

[0006] Further, the mandrel is fixed to the bracket by a first bolt.

[0007] Further, the indexing plate is rotatably connected to the second outer circle of the mandrel.

[0008] Further, the drill template is installed in the groove at the top of the bracket and fixed by a second bolt.

[0009] Further, the drill bushing is installed in the sixth inner hole of the drill template.

[0010] Further, the positioning pin is installed in the fourth inner hole of the indexing plate.

[0011] Further, the plug pin passes through the fifth inner hole of the bracket and inserts into the indexing circular hole of the indexing plate.

[0012] The positioning accuracy of the utility model is high, the quality of the processed workpiece is stable, the processing efficiency can be improved, and the loss caused by waste products can be reduced. Description of the Drawings

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is the front view of the bracket;

[0015] Figure 3It is the top view of the bracket;

[0016] Figure 4 It is the side view of the bracket;

[0017] Figure 5 It is the front view of the indexing plate;

[0018] Figure 6 It is the side view of the indexing plate;

[0019] Figure 7 It is the front view of the drill template;

[0020] Figure 8 It is the top view of the drill template;

[0021] Figure 9 It is the front view of the mandrel;

[0022] Figure 10 It is the front view of the locating sleeve;

[0023] Figure 11 It is the front view of the pin;

[0024] Figure 12 It is the front view of the pressure plate;

[0025] Figure 13 It is the front view of the drill bushing.

[0026] Among them: 1. Bracket; 2. Mandrel; 3. Bolt 1; 4. Deep groove ball bearing; 5. Pin; 6. Drill template; 7. Bolt 2; 8. Drill bushing; 9. Locating pin; 10. Indexing plate; 11. Pressure plate; 12. Nut; 13. Locating sleeve; 14. Outer circle 1; 15. Outer circle 2; 16. Groove; 17. Inner hole 6; 18. Inner hole 3; 19. Outer circle 4; 20. Inner hole 2; 21. Outer circle 3; 22. Inner hole 4; 23. Indexing round hole; 24. Inner hole 1; 25. Inner hole 5. Specific implementation mode

[0027] The following combines the attached Figures 1-13 To further illustrate the specific implementation mode of the present utility model.

[0028] Vortex compressor upper support drilling device. The bracket 1 includes a bottom plate and a vertical plate. The vertical plate is vertically welded to the bottom plate. The mandrel 2 has a stepped cylinder structure. The outer circle 14 of the mandrel 2 is inserted into the inner hole 24 of the bracket 1. The mandrel 2 is fixed to the bracket 1 by bolt 1 3. The deep groove ball bearing 4 is sleeved on the outer circle 15 of the mandrel 2. The indexing plate 10 is rotatably connected to the outer circle 15 of the mandrel 2. The deep groove ball bearing 4 is located in the inner hole 20 of the indexing plate 10. The inner hole 18 of the positioning sleeve 13 is sleeved on the outer circle 21 of the mandrel 2 and fixed by nut 12. The pressure plate 11 is sleeved on the screw of the mandrel 2 and fixed by nut 12. The positioning pin 9 is installed in the inner hole 22 of the indexing plate 10. The insertion pin 5 passes through the inner hole 25 of the bracket 1 and inserts into the indexing circular hole 23 of the indexing plate 10. The drill template 6 is installed in the groove 16 at the top of the bracket 1 and fixed by bolt 2 7. The drill bushing 8 is installed in the inner hole 17 of the drill template 6.

[0029] During operation, the workpiece is installed on the outer circle 19 of the positioning sleeve 13, positioned by the positioning pin 9. The insertion pin 5 passes through the inner hole 24 of the bracket 1 and inserts into the indexing circular hole 23 of the indexing plate 10. The workpiece is clamped by the pressure plate 11 and nut 12.

[0030] The above is only the preferred specific embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present utility model, according to the technical solution and the inventive concept of the present utility model, makes equivalent substitutions or changes, and should be covered within the protection scope of the present utility model.

Claims

1. A support drilling device for a scroll compressor, characterized in that: The invention comprises a mandrel (2), the mandrel (2) is a stepped cylindrical structure, the outer circle 1 (14) of the mandrel (2) is inserted into the inner hole 1 (24) of the bracket (1), the deep groove ball bearing (4) is sleeved on the outer circle 2 (15) of the mandrel (2), the deep groove ball bearing (4) is located in the inner hole 2 (20) of the indexing plate (10), the inner hole 3 (18) of the positioning sleeve (13) is sleeved on the outer circle 3 (21) of the mandrel (2) and is fixed by a nut (12), the pressure plate (11) is sleeved on the screw of the mandrel (2) and is fixed by the nut (12); the positioning pin (9) is installed in the indexing plate (10), the latch pin (5) passes through the bracket (1) and is inserted into the indexing plate (10); the drilling template (6) is fixedly installed on the top of the bracket (1), and the drilling sleeve (8) is installed in the drilling template (6).

2. The scroll compressor upper support drilling device according to claim 1, characterized in that: The bracket (1) comprises a bottom plate and a vertical plate, and the vertical plate is vertically welded to the bottom plate.

3. The scroll compressor upper support drilling device according to claim 1, characterized in that: The core shaft (2) is fixed on the bracket (1) by means of bolt 1 (3).

4. The scroll compressor upper support drilling device according to claim 1, characterized in that: The indexing plate (10) is rotationally connected to the outer circle (15) of the core shaft (2).

5. The scroll compressor upper support drilling device according to claim 1, characterized in that: The drilling template (6) is installed in the groove (16) at the top of the bracket (1) and fixed by bolt 2 (7).

6. The scroll compressor upper support drilling device according to claim 1, characterized in that: The drill sleeve (8) is installed in the inner hole six (17) of the drill template (6).

7. The scroll compressor upper support drilling device according to claim 1, characterized in that: The positioning pin (9) is installed in the inner hole four (22) of the dividing plate (10).

8. The scroll compressor upper support drilling device according to claim 1, characterized in that: The latch pin (5) passes through the inner hole 5 (25) of the bracket (1) and is inserted into the indexing circular hole (23) of the indexing plate (10).

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