CN201195274Y - Compressor concave valve plate grinding mill - Google Patents
Compressor concave valve plate grinding mill Download PDFInfo
- Publication number
- CN201195274Y CN201195274Y CNU2008200365104U CN200820036510U CN201195274Y CN 201195274 Y CN201195274 Y CN 201195274Y CN U2008200365104 U CNU2008200365104 U CN U2008200365104U CN 200820036510 U CN200820036510 U CN 200820036510U CN 201195274 Y CN201195274 Y CN 201195274Y
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- China
- Prior art keywords
- grinding
- valve plate
- compressor
- main shaft
- air
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- Expired - Fee Related
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Abstract
The utility model relates to a concave valve plate grinding miller for a compressor, which is characterized in that a lower rotator and an upright post are fixed on a lathe bed, a sliding table on the upright post is provided with a grinding motorized spindle for grinding main shaft parts, and the front end of the grinding motorized spindle is provided with a diamond grinding concave valve plate ring face for a grinding head; and the lower part of a main shaft head of the grinding motorized spindle for grinding main shaft parts is installed at an air jig of the lower rotator, and concave plate parts are installed on the air jig. The utility model has the advantages that the ring surface of the processed concave valve plate has good roughness as well as planeness, the leak tightness of the compressor is improved, and the efficiency of the compressor is greatly improved. The center of the grinding head on the grinding motorized spindle is deviated from the rotation center of the air jig by 0.20 to 0.40 mm, the rotating air jig enables the concave valve plate parts to make rotation, the concave valve parts produce revolution to the grinding head in rotating to form an ideal ring grinding track, at the same time, the relative contact area of the grinding head and the piece is increased, and the service life of the grinding head is prolonged.
Description
Technical field
The utility model relates to a kind of special purpose machine tool for the recessed valve plate anchor ring of grinding compressor, the recessed valve plate grinder of particularly a kind of compressor belongs to processing compressor valve board part technical field.
Background technology
At present, be used for the grinder of the recessed valve plate anchor ring of compressor, generally adopt the grinding spindle rotation, workpiece does not rotate, and the part that grinds out is owing to be subjected to the influence of grinding head, and rough surface is relatively poor, has reduced the sealing of compressor, influences the efficient of compressor.Grinding head is short service life simultaneously.
Summary of the invention
The purpose of this utility model is to overcome the existing in prior technology defective, proposes the recessed valve plate grinder of a kind of improved compressor.
Technical solution of the present utility model: its structure is fixedly turning down device and a column on the lathe bed, and grinding spindle parts mill electricity consumption main shaft is housed on the column, and the grinding head that grinding spindle parts mill electricity consumption front-end of spindle is equipped with diamond grinds recessed valve plate anchor ring; The main tapping below of grinding spindle parts mill electricity consumption main shaft is equipped with air-actuated jaw, and recessed valve plate part is installed on the air-actuated jaw.Moving up and down by hydraulic oil cylinder driving of the main tapping of grinding spindle parts mill electricity consumption main shaft moved grinding spindle parts mill electricity consumption main shaft 1 on the guide rail of hydraulic pressure moving platform, realize moving up and down.There is the turning down device air-actuated jaw below, and the air-actuated jaw centre of gyration and the grinding spindle parts electricity alignment of shafts depart from the 0.20-0.40 millimeter.The air-actuated jaw of rotation makes the rotation of recessed valve plate part, and recessed valve plate part has produced revolution to the grinding head of rotation, and the rotation of recessed valve plate part and revolution have formed desirable garden ring grinding track.
Advantage of the present utility model: Grinding Quality improves, and the anchor ring surface roughness and the flatness of the recessed valve plate that processes are better, have improved the sealing of compressor, and the efficient of compressor is improved greatly.The grinding head center and the air-actuated jaw centre of gyration on the mill electricity consumption main shaft depart from the 0.20-0.40 millimeter.The air-actuated jaw of rotation makes the rotation of recessed valve plate part, and recessed valve plate part has produced revolution to the grinding head of rotation, and rotation of recessed valve plate part and revolution have formed desirable garden ring grinding track.The relative contact of grinding head and workpiece increases, and grinding head also prolongs service life relatively.
Description of drawings
Accompanying drawing 1 is the structural representation of the recessed valve plate grinder of compressor.
Among the figure 1 is grinding spindle parts mill electricity consumption main shaft, the 2nd, hydraulic pressure moving platform, the 3rd, recessed valve plate (part to be processed), the 4th, air-actuated jaw, the 5th, turning down device, the 6th, column, the 7th, lathe bed, the 8th, motor.
The specific embodiment
Contrast accompanying drawing, its structure are fixedly turning down devices 5 and column 6 on the lathe bed 7, and grinding spindle parts mill electricity consumption main shaft 1 is housed on the column 6, and the main tapping below of grinding spindle parts mill electricity consumption main shaft 1 is equipped with air-actuated jaw 4, and recessed valve plate 3 is installed on the air-actuated jaw 4.Moving up and down by hydraulic oil cylinder driving of grinding spindle parts mill electricity consumption main shaft 1 moved grinding spindle parts mill electricity consumption main shaft 1 on the guide rail of hydraulic pressure moving platform 2, realize moving up and down.Turning down device 5 is arranged below the air-actuated jaw 4, the air-actuated jaw centre of gyration and grinding spindle parts electricity main shaft 1 misalignment 0.20-0.40 millimeter, the air-actuated jaw of rotation makes the rotation of recessed valve plate part, recessed valve plate part has produced revolution to the grinding head of rotation, rotation of recessed valve plate part and revolution have formed desirable garden ring grinding track.The anchor ring surface roughness and the flatness of the valve plate that processes like this are better, have improved the sealing of compressor, and the efficient of compressor is improved greatly.The grinding head center and the air-actuated jaw centre of gyration depart from the 0.20-0.40 millimeter on the mill electricity consumption main shaft, and the relative contact of grinding head and workpiece increases, and grinding head also prolongs service life relatively.
Described grinding spindle parts mill electricity consumption main shaft mainly contains parts such as mill electricity consumption main shaft, Hough seat and forms.Mill electricity consumption main shaft adopts modified mill main shaft, and spindle motor stator and front end bearing outer ring adopt water cooling, use grease lubrication, changes scooter 30,000 rpm one 3.6 ten thousand rpm; Adopt frequency converter to carry out the grinding head that diamond is equipped with in stepless speed regulation, electric front-end of spindle, grind recessed valve plate anchor ring.For the ease of being installed, installs by workpiece, increase column 6, hydraulic pressure moving platform 2, the electricity main shaft is installed in the Hough seat of slide unit, slide unit links to each other with column with dovetail groove, under the effect of oil cylinder, drives slide unit and moves up and down, grinding head is moved up and down, the slide unit front end is located with buting iron, makes the slide unit motion be adjustable to suitable position, guarantees the grinding feeding of grinding head.Recessed valve plate 3 is parts to be processed, air-actuated jaw 4 is with the 2-φ hole on the workpiece and an end face location, and below grinding hole, feel relieved so that steel ball is unsteady, make workpiece Automatic Levelling in process of lapping. moving down of anchor clamps by the deadweight of anchor clamps table top, moving up of anchor clamps is used as power by cylinder, and with the following cavity pressure of accurate pressure-reducing valve control cylinder, the axial force that anchor clamps are made progress is constant, thereby guarantees that the axial force weighing apparatus that grinds is constant.Turning down device 5 mainly contains parts such as main shaft, bearing, main shaft casing, motor 8, belt and forms.Air-actuated jaw is installed on the turning down device, and motor drives the main axis rotation of turning down device by belt transmission, and anchor clamps are rotated together with the main shaft of turning down device, and motor can carry out stepless speed regulation with frequency converter.
The control pneumatic system of air-actuated jaw comprises between one-way throttle valve between lower chamber of air cylinder and the source of the gas, the three position five-way valve being connected in series an accurate pressure-reducing valve and check valve, by adjusting accurate pressure-reducing valve, makes the following cavity pressure constant voltage of cylinder.When the passing through slide unit and move downward of grinding head, lower chamber of air cylinder pressure is increased rapidly, at this moment rapidly unnecessary gas is discharged by the check valve in parallel with accurate pressure-reducing valve, thereby the following cavity pressure of cylinder is constant rapidly again, lower chamber of air cylinder pressure constant voltage, the cylinder axial force is constant, and the axial force that cylinder is passed to air-actuated jaw is also constant.The recessed valve plate quality of grinding out is guaranteed reliably.
Claims (2)
1. the recessed valve plate grinder of compressor is characterized in that on the lathe bed fixedly turning down device and column, and grinding spindle parts electricity main shaft is housed on the column, and the grinding head that grinding spindle parts mill electricity consumption front-end of spindle is equipped with diamond grinds recessed valve plate anchor ring; On the turning down device air-actuated jaw is installed, recessed valve plate is installed on the air-actuated jaw.
2. the recessed valve plate grinder of compressor according to claim 1 is characterized in that below the described air-actuated jaw turning down device being arranged, and the air-actuated jaw centre of gyration and the grinding spindle parts electricity alignment of shafts depart from the 0.20-0.40 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200365104U CN201195274Y (en) | 2008-05-28 | 2008-05-28 | Compressor concave valve plate grinding mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200365104U CN201195274Y (en) | 2008-05-28 | 2008-05-28 | Compressor concave valve plate grinding mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201195274Y true CN201195274Y (en) | 2009-02-18 |
Family
ID=40414913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200365104U Expired - Fee Related CN201195274Y (en) | 2008-05-28 | 2008-05-28 | Compressor concave valve plate grinding mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201195274Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240963A (en) * | 2011-06-14 | 2011-11-16 | 平高集团有限公司 | Electric grinder |
| CN102896569A (en) * | 2012-09-26 | 2013-01-30 | 江苏兴亚船用阀门有限公司 | Grinder for machining sealing surface of valve body |
-
2008
- 2008-05-28 CN CNU2008200365104U patent/CN201195274Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102240963A (en) * | 2011-06-14 | 2011-11-16 | 平高集团有限公司 | Electric grinder |
| CN102896569A (en) * | 2012-09-26 | 2013-01-30 | 江苏兴亚船用阀门有限公司 | Grinder for machining sealing surface of valve body |
| CN102896569B (en) * | 2012-09-26 | 2015-03-25 | 江苏兴亚船用阀门有限公司 | Grinder for machining sealing surface of valve body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 211100 Jiangsu, Nanjing, Jiangning economic and Technological Development Zone, 3191 printing Avenue Patentee after: Nanjing Juxing Mechanical Equipment Co., Ltd. Address before: 211100 Jiangsu, Nanjing, Jiangning economic and Technological Development Zone, 3191 printing Avenue Patentee before: Nanjing Juxing Mechanical Equipment Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090218 Termination date: 20160528 |