CN101469711A - Technique for processing sliding blade of rotary vane type compressor - Google Patents
Technique for processing sliding blade of rotary vane type compressor Download PDFInfo
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- CN101469711A CN101469711A CNA2007101731409A CN200710173140A CN101469711A CN 101469711 A CN101469711 A CN 101469711A CN A2007101731409 A CNA2007101731409 A CN A2007101731409A CN 200710173140 A CN200710173140 A CN 200710173140A CN 101469711 A CN101469711 A CN 101469711A
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- slide plate
- sliding blade
- rotary vane
- type compressor
- vane type
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Abstract
The present invention relates to a manufacture process of rotary vane compressor sliding blade, characterized in that a mould is utilized to cast for one work feed to the sliding blade in the molding process, so that sliding blade precision is greatly improved, machining tolerance in machinery manufacture process is avoided. Because the sliding blade is formed by mould punch, minor splash and burr will be generated only around the mould parting surface, the constant machining volume simplifies the following machining steps. At the same time, material hardness and fatigue strength of parts made by hammering or trussing are beyond machining, and sliding blade not transformed or damaged in the compressor high-speed rotation process. Besides, adjust to the mould can apply the sliding blade in different compressor to adapts to different work environment and requirement.
Description
Technical field
The present invention relates to the rotary blade type compressor in a kind of air-conditioning system, relate in particular to the processing technology of sliding blade of rotary vane type compressor.
Background technique
In air-conditioning system, rotary compressor since characteristic such as its efficient height, volume be little, in light weight obtain in recent years to use widely.Fig. 1 is the schematic representation of rotary compressor cylinder part, in cylinder 1, and eccentric configuration one cylindrical rolling piston 2, this piston 2 is tangent with the cylndrical surface of cylinder 1, form a crescent shape space 10, be installed in slide plate 3 in the cylinder block chute under the effect of spring 4, be close to the cylndrical surface of piston 2.Described crescent-shaped space is divided into air aspiration cavity 5 and exhaust cavity 6.When piston 2 eccentric rotations, the size of air aspiration cavity 5 and exhaust cavity 6 constantly changes, and will discharge from relief opening 8 after compression from the gas that intakeport 7 sucks.In rotary compressor, because the front end of slide plate 3 is close to the cylndrical surface of the piston 2 of rotation all the time, its contact segment is is very easily worn and torn, and therefore the material and the processing technology of described slide plate are most important.
The existing processing process figure of slide plate as shown in Figure 2.Aluminum alloy blank (step 201) at first is provided, and aluminum alloy blank to be processed is wide, high and the approximately equalised aluminum alloy material of finished product slide plate size, by can obtain the rapidoprint of pre-size to the cutting step 202 of aluminum alloy blank.On lathe, can carry out the processing of arc surface and the processing of chamfering to blank by Milling Process step 203.But the machining meeting to part makes the working surface of part produce a large amount of burr and overlap, so just need carry out skiving step 204 to the whole working surface of part, keeps the smoothness and the tidiness of part.When slide plate works long hours under high speed conditions and since slide plate with close being close to of cylinder body, the surface of contact of slide plate and cylinder body is understood heavy wear, does not so just reach the effect of compression refrigerant, influences the working life of compressor.Therefore need carry out coating on the surface of slide plate and handle 205, improve the surface hardness of slide plate, make the utilization efficiency of slide plate and the growth in working life of compressor.Afterwards, also carry out surface finish processing 206 and cleaning surfaces and handle 207, finally obtain the moulding slide plate.
In the above-mentioned processing technology to slide plate at present,, arc surface on the slide plate and chamfer surface are processed by on lathe, the slide plate blank of pre-size being carried out the processing technology of milling.To the slide plate blank of machining moulding, the technological method speed of milling is slow, and efficient is low, and can produce a large amount of burrs and overlap, to the very difficult control of the size of slide plate round end part, can produce bigger machining error like this.Therefore concerning the higher slide plate of requirement on machining accuracy, Milling Process has not reached high-precision requirement and high rhythm of production.In addition on the one hand, because the size of slide plate round end part is difficult to be guaranteed, under the violent situation of compressor rotary speed and variation in pressure, the gap between slide plate and the cylinder body is increased, refrigerating efficiency reduces.
Summary of the invention
Technical problem to be solved by this invention provides a kind of processing technology of improved sliding blade of rotary vane type compressor, and slide plate is improved on precision and wear resistance.
The present invention solves the problems of the technologies described above the processing technology that the technological scheme that adopts is the proposition sliding blade of rotary vane type compressor, may further comprise the steps: a blank to be processed is provided; This blank is cut into the semi-finished product slide plate; This slide plate is carried out mould forge or roll moulding, wherein the arc surface and the chamfering of the slide plate of moulding simultaneously; And the slide plate surface ground, remove burr and overlap on the slide plate.
In the processing technology of above-mentioned sliding blade of rotary vane type compressor, the volume of this semi-finished product slide plate is the volume greater than the finished product slide plate.
In the processing technology of above-mentioned sliding blade of rotary vane type compressor, carry out in the step of die stamping moulding at this slide plate, also comprise the circular arc and the chamfering of regulating this slide plate by mould.
In the processing technology of above-mentioned sliding blade of rotary vane type compressor, after the slide plate surface is ground, can comprise that also slide plate is carried out cover coat to be handled.Wherein, this cover coat handle comprise be coated with nickel, phosphorus is handled.
In the processing technology of above-mentioned sliding blade of rotary vane type compressor, after this cover coat is handled, comprise that also slide plate is carried out surface finish to be handled.
In the processing technology of above-mentioned sliding blade of rotary vane type compressor, after this surface finish is handled, comprise that also slide plate is carried out cleaning surfaces to be handled.
Processing technology at above-mentioned sliding blade of rotary vane type compressor is characterized in that, this blank for example is aluminum alloy blank or high speed steel blank.
In sum, the present invention compares with existing processing technology by to the reform on the slide plate processing technology, and slide plate is improved a lot on precision and wear resistance.In moulding process, utilize die casting to the moulding of slide plate time processing, the precision of slide plate is greatly improved, avoided the machining error that causes in the machining process.Slide plate only can form burr at the fixed punch pressure point by the die stamping moulding, the process step after its constant processing volume has been simplified.Simultaneously, stamping forming part material hardness, fatigue strength all surpass the machining moulding, slide plate can not be out of shape or wearing and tearing too early in compressor high speed rotating process.In addition, by adjustment, slide plate is applied on the different compressors, to adapt to different working environments to stamping die.Moreover, handle by moulding slide plate surface being carried out coating, increase corrosion resistance, wearability, the working life of improving slide plate.
Description of drawings
For above-mentioned purpose of the present invention, feature and advantage can be become apparent, below in conjunction with accompanying drawing the specific embodiment of the present invention is elaborated, wherein:
Fig. 1 is the cylinder sectional view of rotary compressor.
Fig. 2 is the existing processing process figure of slide plate.
Fig. 3 is the flow chart of the slide plate processing technology of one embodiment of the invention.
Fig. 4 is the press tool sectional view of slide plate of the present invention.
Fig. 5 is the slide plate shape schematic representation after the impact briquetting.
Fig. 6 is the slide plate shape schematic representation of handling through cover coat.
Embodiment
Processing process of the present invention at first, provides blank (step 301) to be processed as shown in Figure 3, for example aluminum alloy blank (can also be the high speed steel blank).Then, the aluminum alloy blank is cut (step 302), strip aluminum alloy blank cuts by sawing machine or shearing machine, is processed into the slide plate that size is reserved.In cutting process, the aluminum alloy blank is cut into many, and every has predetermined length, and cutting member length is very definite, makes the volume of cutting member be slightly larger than the volume of finished product slide plate.
After obtaining suitably big or small semi-finished product slide plate, forge or roll by mould, one or many moulding (step 303).Fig. 4 is the sectional view of slide plate press tool 40, and it has circular shape 41 and the chamfer shape 42 that is suitable for processing slide plate.Utilize mould-forming can improve the surface smoothness of workpiece, and do not need to regulate the grinding action of size.Simultaneously, in stamping process, the simultaneously arc surface 31 and the chamfering 32 (with reference to Fig. 5) of moulding slide plate, the integrating error that caused when having avoided on the lathe part processing have improved part precision and up-to-standard rate.In stamping process, circular arc 31 in the slide plate 3 and chamfering 32 (with reference to Fig. 5) can be regulated by mould, to be fit to different compressor cylinders, have so also simplified processing technology, raise the efficiency.
In stamping process, because the quantity of material that semi-finished product slide plate cutting member is reserved, the mold joint part of mould can form prominent burr of point or overlap 33, as shown in Figure 5.The slide plate that is obtained after impact briquetting has the volume of substantial constant.In next grinding process, only need grind (step 304) to the slide plate surface, remove burr or overlap 33 on the slide plate, improve the surface finishment and the planarization of slide plate.
In existing slide plate processing technology, slide plate its surface of contact with cylinder body in long work is understood serious wearing and tearing, influences the stability and the working life of compressor.In order to improve the hardness of slide plate, preferably workpiece is carried out cover coat and handle 305, for example be that nickel plating, phosphorus layer are handled, form coating 34.Before the coating, workpiece substrate material hardness HB〉140, carry out after coating handles, its surface hardness can reach Hv〉600.Its surface of slide plate of handling through plating nickel on surface, phosphorus layer has high hardness, thereby shows good wear resistance and corrosion resistance.Therefore, the compressor that is equipped with through plating nickel on surface, phosphorus layer processing slide plate has long working life.
Slide plate after the above-mentioned cover coat of process is handled then will carry out the polishing step 306 of cylinder, and the polishing step that carries out cylinder is in order to strengthen the surface flatness of slide plate.In follow-up surface cleaning 307, the surface of slide plate is cleaned, make the slide plate final molding.
In sum, the present invention improves a lot slide plate by to the reform on the slide plate processing technology on precision and wear resistance.In moulding process, utilize die casting to the machine shaping of slide plate one or many, the precision of slide plate is greatly improved, avoided the machining error that causes in the machining process.Slide plate forges or rolls moulding by mould, only can partly form burr at mold joint, the process step after its constant processing volume has been simplified.Simultaneously, stamping forming part material hardness, fatigue strength all surpass the machining moulding, slide plate can not be out of shape or wearing and tearing too early in compressor high speed rotating process.By adjustment, slide plate is applied on the different compressors, in addition to adapt to different working environments to stamping die.Handle by moulding slide plate surface being carried out coating, increase corrosion resistance, wearability, the working life of improving slide plate.
Top description only is for principle of the present invention is described.In addition, to those skilled in the art, can be easy to carry out various modifications and modification, therefore, also do not wish to limit the invention in diagram and described concrete structure of literal and the application, all suitable distortion and equivalence are replaced and all are considered to drop in appended claims of the present invention and their the equivalent mode of execution scope.
Claims (8)
1. the processing technology of sliding blade of rotary vane type compressor may further comprise the steps:
One blank to be processed is provided;
This blank is cut into the semi-finished product slide plate;
This slide plate is carried out mould forge or roll, carry out once-through at least, wherein the arc surface and the chamfering of the slide plate of moulding simultaneously; And
The slide plate surface is ground, remove burr and overlap on the slide plate.
2. the processing technology of sliding blade of rotary vane type compressor as claimed in claim 1 is characterized in that, the volume of this semi-finished product slide plate is greater than the volume of finished product slide plate.
3. the processing technology of sliding blade of rotary vane type compressor as claimed in claim 1 is characterized in that, carries out mould at this slide plate and forges or roll in the step of moulding, also comprises the circular arc and the chamfering of regulating this slide plate by mould.
4. the processing technology of sliding blade of rotary vane type compressor as claimed in claim 1 is characterized in that, after the slide plate surface is ground, comprises that also slide plate is carried out cover coat to be handled.
5. the processing technology of sliding blade of rotary vane type compressor as claimed in claim 4 is characterized in that, this cover coat processing comprises carries out nickel plating, the processing of phosphorus layer.
6. the processing technology of sliding blade of rotary vane type compressor as claimed in claim 5 is characterized in that, after this cover coat is handled, comprises that also slide plate is carried out surface finish to be handled.
7. the processing technology of sliding blade of rotary vane type compressor as claimed in claim 6 is characterized in that, after this surface finish is handled, comprises that also slide plate is carried out cleaning surfaces to be handled.
8. the processing technology of sliding blade of rotary vane type compressor as claimed in claim 1 is characterized in that, this blank is aluminum alloy blank or high speed steel blank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101731409A CN101469711A (en) | 2007-12-26 | 2007-12-26 | Technique for processing sliding blade of rotary vane type compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101731409A CN101469711A (en) | 2007-12-26 | 2007-12-26 | Technique for processing sliding blade of rotary vane type compressor |
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| Publication Number | Publication Date |
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| CN101469711A true CN101469711A (en) | 2009-07-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2007101731409A Pending CN101469711A (en) | 2007-12-26 | 2007-12-26 | Technique for processing sliding blade of rotary vane type compressor |
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| CN (1) | CN101469711A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101670559B (en) * | 2009-09-28 | 2010-12-29 | 山东开泰抛丸机械有限公司 | Shot blasting machine wear-resistant blade and preparation method thereof |
| CN102145444A (en) * | 2011-03-03 | 2011-08-10 | 上海新申金属制品有限公司 | Manufacturing method of wall mounting type air conditioner shell |
| CN102174936A (en) * | 2011-03-09 | 2011-09-07 | 松下·万宝(广州)压缩机有限公司 | Slide block for rotary type compressor and manufacturing method thereof |
| CN112828542A (en) * | 2021-02-04 | 2021-05-25 | 颍上米克斯压力容器有限公司 | Manufacturing process and equipment of reaction kettle stirring sheet |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1279299A (en) * | 1998-12-23 | 2001-01-10 | 联合工艺公司 | Die cast nickle-based high temperature alloy products |
| CN1337284A (en) * | 2000-08-04 | 2002-02-27 | 江苏太平洋精密锻造有限公司 | Manufacture of combining tooth blank for automobile gear box |
| CN101003880A (en) * | 2007-01-18 | 2007-07-25 | 庄希平 | Method for manufacturing slip-sheet of compressor |
| CN101020287A (en) * | 2007-03-06 | 2007-08-22 | 马鞍山钢铁股份有限公司 | Forging and rolling technology and hot rolling and forging apparatus for making large pulley |
-
2007
- 2007-12-26 CN CNA2007101731409A patent/CN101469711A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1279299A (en) * | 1998-12-23 | 2001-01-10 | 联合工艺公司 | Die cast nickle-based high temperature alloy products |
| CN1337284A (en) * | 2000-08-04 | 2002-02-27 | 江苏太平洋精密锻造有限公司 | Manufacture of combining tooth blank for automobile gear box |
| CN101003880A (en) * | 2007-01-18 | 2007-07-25 | 庄希平 | Method for manufacturing slip-sheet of compressor |
| CN101020287A (en) * | 2007-03-06 | 2007-08-22 | 马鞍山钢铁股份有限公司 | Forging and rolling technology and hot rolling and forging apparatus for making large pulley |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101670559B (en) * | 2009-09-28 | 2010-12-29 | 山东开泰抛丸机械有限公司 | Shot blasting machine wear-resistant blade and preparation method thereof |
| CN102145444A (en) * | 2011-03-03 | 2011-08-10 | 上海新申金属制品有限公司 | Manufacturing method of wall mounting type air conditioner shell |
| CN102145444B (en) * | 2011-03-03 | 2012-08-29 | 上海新申金属制品有限公司 | Manufacturing method of wall mounting type air conditioner shell |
| CN102174936A (en) * | 2011-03-09 | 2011-09-07 | 松下·万宝(广州)压缩机有限公司 | Slide block for rotary type compressor and manufacturing method thereof |
| CN112828542A (en) * | 2021-02-04 | 2021-05-25 | 颍上米克斯压力容器有限公司 | Manufacturing process and equipment of reaction kettle stirring sheet |
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Application publication date: 20090701 |