CN106014985B - Rolling piston compressor - Google Patents
Rolling piston compressor Download PDFInfo
- Publication number
- CN106014985B CN106014985B CN201610407345.8A CN201610407345A CN106014985B CN 106014985 B CN106014985 B CN 106014985B CN 201610407345 A CN201610407345 A CN 201610407345A CN 106014985 B CN106014985 B CN 106014985B
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- China
- Prior art keywords
- blade
- oil storage
- storage line
- oil
- big plane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C18/00—Rotary-piston pumps specially adapted for elastic fluids
- F04C18/30—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members
- F04C18/34—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members
- F04C18/356—Rotary-piston pumps specially adapted for elastic fluids having the characteristics covered by two or more of groups F04C18/02, F04C18/08, F04C18/22, F04C18/24, F04C18/48, or having the characteristics covered by one of these groups together with some other type of movement between co-operating members having the movement defined in group F04C18/08 or F04C18/22 and relative reciprocation between the co-operating members with vanes reciprocating with respect to the outer member
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/14—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding turbine blades, propeller blades or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
- F04C29/00—Component parts, details or accessories of pumps or pumping installations, not provided for in groups F04C18/00 - F04C28/00
- F04C29/02—Lubrication; Lubricant separation
- F04C29/028—Means for improving or restricting lubricant flow
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Applications Or Details Of Rotary Compressors (AREA)
Abstract
The present invention provides the production method of oil storage line, compressors in a kind of rotary piston compressor blade, blade, belong to mechanical engineering technical field.It solves existing blade surface nitridation, PVD coating；The raising technological means such as Parts of Compressor precision and roughness be there is a problem that of high cost.This rolling piston compressor blade, blade tool all have the oil storage line of a plurality of vertical bar shape there are two big plane in two big planes, the oil storage line gross area is the 15%~20% of the big area of plane in each big plane.This rolling piston compressor blade is realized by adding oil storage line and limiting the area of oil storage line, and then both by ensureing blade bearing area and ensures that blade load performance meets design requirement；Enter gap smoothness between blade and cylinder further through oil reserve and raising lubricating oil between blade and cylinder is improved, improve the lubricity of blade, thus improves the wearability of blade.
Description
Technical field
The invention belongs to mechanical engineering technical fields, are related to a kind of rolling piston compressor, and especially a kind of rotation is lived
Plug compressor blade.
The invention belongs to mechanical engineering technical fields, are related to a kind of rolling piston compressor, and especially a kind of rotation is lived
The manufacturing method of plug compressor blade oil storage line.
The invention belongs to mechanical engineering technical field, it is related to a kind of fluid varactor machine of rotary-piston, especially one
Kind rolling piston compressor.
Background technology
Rolling piston compressor is widely used in the equipment such as air-conditioning and refrigerator.The precision of rolling piston compressor
It is high, major part precision by μm as unit of, the fit-up gap of each major part working face is only 8~12 μm.Blade is
Precision highest, requirement are most tight in all parts；If the faces R straightness is 2~3 μm, only 2 μm of the depth of parallelism, the flatness of plane are thick
The dimensional tolerance of degree and width grouping precision is 2 μm, and the verticality in each face is at 2~3 μm.
From the structure of compressor movement, lubricating condition is very poor when blade working, and blade is closed in cylinder blade groove
Interior, unilateral gap is only 4~6 μm between blade and cylinder, and lubricating oil hardly enters in the fit-up gap between blade and cylinder.
With the progress that freon substitutes, new cooling media operating pressure improves, i.e. refrigerant operating pressure is from 16kg/cm2It improves
To 40kg/cm2, and then the requirement higher to blade wearability.Convertible frequency air-conditioner is relative to traditional fixed frequency air conditioner rotating speed higher simultaneously,
And then requirement to blade wearability also higher.
The main means for improving blade wearability at present are blade surface nitridation, PVD coating；Improve Parts of Compressor
Precision and roughness；Above-mentioned technological means be there is a problem that of high cost.
Invention content
The present invention proposes a kind of rolling piston compressor blade, and the technical problem to be solved by the present invention is to how improve
The wearability of rolling piston compressor blade.
The present invention proposes a kind of manufacturing method of rolling piston compressor blade oil storage line, the invention solves skill
Art problem is how to propose a kind of manufacturing method of suitable big batch metaplasia production.
The present invention proposes a kind of rolling piston compressor, and the technical problem to be solved by the present invention is to how improve rotation
The blade wearability of piston compressor.
The technical problems to be solved of the present invention can be realized by following technical proposal：A kind of rolling piston compressor
Blade, blade tool all have the oil storage line of a plurality of vertical bar shape there are two big plane in two big planes, in each big plane
The oil storage line gross area is the 15%~20% of the big area of plane.
This rolling piston compressor blade had both passed through guarantor by adding oil storage line and limiting the area of oil storage line
Blade bearing area is demonstrate,proved, realizes and ensures that blade load performance meets design requirement；Further through oil storage between raising blade and cylinder
Amount and raising lubricating oil enter gap smoothness between blade and cylinder, improve the lubricity of blade, thus improve blade
Wearability.
In above-mentioned rolling piston compressor blade, also there are one the faces R and two cylinder caps to rely on for tool in the blade
End face, oil storage line vertically or are obliquely installed relative to cylinder cap by end face.I.e. oil storage line setting direction is hung down with blade glide direction
It directly or tilts, reciprocatingly slides before and after blade so that lubricating oil is evenly distributed between blade and cylinder in gap；And improve profit
Lubricating oil enters gap smoothness between blade and cylinder.
The manufacturing method of oil storage line, is carried out successively by following sequential steps in a kind of rolling piston compressor blade：It is first
First the big plane of blade is roughly ground；Then, half is carried out to the big plane of blade to refine；Finally the big plane of blade is carried out
The stock removal of fine grinding, fine grinding is less than the depth capacity that half fine grinding leaves grinding trace；It is to store up partly to refine the grinding trace left
Oil stripping.
The big plane roughness of rear blade and the stock removal of fine grinding are refined by the granularity and half that control half finishing wheel
It can guarantee that oil storage line area is the 15%~20% of the big area of plane in each big plane.By controlling for half precision grinding process middle period
Piece realizes that the direction of control oil storage line, i.e. oil storage line vertically or are inclined relative to blade moving direction relative to the direction of motion of grinding wheel
Tiltedly.
The manufacturing method of oil storage line is identical as existing blade machining process process in this rolling piston compressor blade；It changes
Yan Zhi, the manufacturing method of oil storage line, which passes through, in this blade controls half fine grinding surplus and the stock removal of fine grinding and the grain of grinding wheel
Degree, realization process required oil storage line.It follows that the manufacturing method of oil storage line has in this rolling piston compressor blade
There are process equipment and processing technology ripe, processing quality is controllable, the advantages that can be mass.This rolling piston compressor blade
Have the advantages that processing cost is low relative to existing blade.
A kind of rolling piston compressor, including bent axle, cylinder, above-mentioned blade and cylinder cap, cylinder is interior, and there is blade to slide
Slot, blade are embedded in blade slide；It is provided with oil storage tank on two sides of blade slide, oil supply gallery is provided in bent axle,
The oil-through-hole of connection oil storage tank and oil supply gallery is provided on cylinder cap.
Description of the drawings
Fig. 1 is the dimensional structure diagram of this rolling piston compressor blade.
Fig. 2 is the surface texture enlarged structure schematic diagram of blade.
Fig. 3 is the cross section structure schematic diagram of this rolling piston compressor.
Fig. 4 is the schematic cross-sectional view of A-A in Fig. 3.
Fig. 5 is the main structure diagram of blade in embodiment two.
Fig. 6 is the main structure diagram of blade in embodiment three.
In figure, 1, upper cylinder cover；1a, oil-through-hole；2, lower cylinder cap；3, cylinder；3a, blade slide；3a1, oil storage tank；4, bent
Axis；4a, oil supply gallery；5, blade；5a, big plane；5b, cylinder cap rely on end face；The face 5c, R；5d, rear end face；5e, oil storage line；6、
Piston；7, spring.
Specific implementation mode
Following is a specific embodiment of the present invention in conjunction with the accompanying drawings, technical scheme of the present invention will be further described,
However, the present invention is not limited to these examples.
As depicted in figs. 1 and 2, there are two big plane 5a, two cylinder caps to rely on end face for rolling piston compressor blade tool
5b, the faces a R 5c and a rear end face 5d.Spacing is defined as 5 thickness of blade between plane 5a two big, using δ symbolic indications；
Spacing is defined as 5 length of blade between the faces R 5c and rear end face 5d, using L symbolic indications；Between two cylinder caps rely between the 5b of end face
Away from 5 width of blade is defined as, using W symbolic indications.
The oil storage line 5e of a plurality of vertical bar shape, oil storage line are all had in rolling piston compressor blade on plane 5a two big
5e is vertically arranged relative to cylinder cap by end face 5b.Oil storage line 5e areas are the big plane 5a areas in each big plane 5a
15%~20%；The depth of oil storage line 5e is generally less than 15 μm.Fine line signal oil storage line 5e is used in Fig. 1.
The manufacturing method of oil storage line is carried out successively by following sequential steps in rolling piston compressor blade, first
The big plane 5a of blade 5 is roughly ground；5 thickness uniformity of blade after corase grinding ensures that follow-up grinding allowance is balanced, simultaneously
Keep 5 surface of blade brighter and cleaner.
Then, half is carried out to the big plane 5a of blade 5 to refine；5 thickness of blade more uniformity after half fine grinding, into one
Step ensures that follow-up grinding allowance is balanced, while keeping 5 surface of blade brighter and cleaner, has grinding wheel mill on the big plane 5a of blade 5 at this time
It cuts to leave and is relatively evenly ground trace.Half fine grinding 5 big plane 5a roughness of rear blade control is in Rz2~2.5 μm.
Finally the big plane 5a of blade 5 is refined, the stock removal of fine grinding is less than the grinding trace that half fine grinding leaves
Depth capacity, the grinding trace left in half fine grinding is oil storage line 5e.It can thus be appreciated that when manufacturing blade 5 using this method, leaf
Piece 5 just determines states of the oil storage line 5e relative to cylinder cap by end face 5b relative to the direction of motion of grinding wheel；Storage in the blade 5
Oil stripping 5e may be penetrated through along 5 width direction of blade, it is also possible to not penetrated through.Stock removal by controlling fine grinding can guarantee each big
Oil storage line 5e areas are the 15%~20% of the big plane 5a areas in plane 5a.Refine 5 big plane 5a roughness controls of rear blade
System is not counted in the numerical value of oil storage line 5e at Rz0.8~1.0 μm, measurement.
As shown in Figure 3 and Figure 4, rolling piston compressor includes bent axle 4, cylinder 3, blade 5 and cylinder cap.Blade 5 is Fig. 1
Shown in blade 5 or the blade 5 using the manufacturing method manufacture of oil storage line in rolling piston compressor blade.
Cylinder cap includes upper cylinder cover 1 and lower cylinder cap 2, and upper cylinder cover 1 is located at the upside of cylinder 3, and lower cylinder cap 2 is located under cylinder 3
Side；It is fixedly connected between 3 three of upper cylinder cover 1, lower cylinder cap 2 and cylinder.
With chamber and the blade slide 3a being connected with chamber in cylinder 3.The cam part of bent axle 4 is located at the chamber of cylinder 3
Interior is arranged with piston 6 in the cam part of bent axle 4.
Blade 5 is embedded in blade slide 3a, the plane 5a two big of blade 5 respectively with two sides of blade slide 3a
It is oppositely arranged；Spring 7 is equipped between the rear end face 5d and the bottom surface of blade slide 3a of blade 5；The faces the R 5c of blade 5 and piston 6
Lateral surface leans；Two cylinder caps are oppositely arranged with upper cylinder cover 1 and lower cylinder cap 2 respectively by end face 5b.
It is provided with oil storage tank 3a1 on two sides of blade slide 3a, oil storage tank 3a1 is along cylinder 3 axially through two
A oil storage tank 3a1 can be formed simultaneously by drilling.Oil storage tank 3a1 is located at the port that blade slide 3a is connected with chamber, protects
The big plane 5a of blade 5 is in overlap condition with blade slide 3a always when card blade 5 moves back and forth.It is provided with fuel feeding in bent axle 4
Channel 4a is provided with the oil-through-hole 1a being connected with oil supply gallery 4a on upper cylinder cover 1；Two oil storage tank 3a1 with oil-through-hole 1a phases
Connection.
When the compressor is operated, as bent axle 4 rotates, being mounted on the oil-scrapping sheet in bent axle 4 in oil supply gallery 4a will lubricate
Oil is pressed upwards by oil supply gallery 4a, and lubricating oil is made to enter in oil storage tank 3a1.Lubricating oil enters and is attached to the storage of big plane 5a
On oil stripping 5e；As blade 5 is moved forward and backward so that oil storage line 5e is moved relative to oil storage tank 3a1, even if oil storage line 5e different locations
It is connected with oil storage tank 3a1, and then is stitched between big plane 5a and the sides blade slide 3a of cylinder 3 of the lubricating oil full of blade 5
Gap achievees the purpose that increasing blade 5 lubricates.The structure also has lubricating oil smooth, the profit that enters gap between blade 5 and cylinder 3
The advantage of lubricating oil distributing homogeneity and lubricating oil easy heat radiation etc..
Embodiment two
The present embodiment is essentially identical with the structure and principle of embodiment one, and the no longer burden description of essentially identical place is only retouched
Different place is stated, different place is：Oil storage line 5e is obliquely installed relative to cylinder cap by end face 5b；Slanted angle
α is 0~30 °.
Embodiment three
The present embodiment is essentially identical with the structure and principle of embodiment one, and the no longer burden description of essentially identical place is only retouched
Different place is stated, different place is：Oil storage line 5e is obliquely installed relative to cylinder cap by end face 5b, and all storages
5e points of oil stripping is arranged for both direction；Slanted angle is 0~30 °.
Claims (3)
1. a kind of rolling piston compressor, including bent axle (4), cylinder (3) and cylinder cap；There is blade slide in cylinder (3)
(3a), blade slide (3a) is interior to be embedded with blade (5)；There are two big plane (5a), a face R (5c) and two for blade (5) tool
Cylinder cap relies on end face (5b), which is characterized in that the oil storage line of a plurality of vertical bar shape is all had in (5) the two big plane (5a) of blade
(5e)；The manufacturing method of oil storage line is carried out successively by following sequential steps：
First, the big plane (5a) of blade (5) is roughly ground；
Then, half is carried out to the big plane (5a) of blade (5) to refine；Have in the big plane (5a) of blade (5) a plurality of by half essence
Grinding abrasive disk is ground the grinding trace for leaving relatively uniform distribution；It is oil storage line (5e) partly to refine the grinding trace left；
Finally, the big plane (5a) of blade (5) is refined, the stock removal of fine grinding is less than half fine grinding and leaves grinding trace most
Big depth；Stock removal by controlling fine grinding makes oil storage line (5e) area in each big plane (5a) be big plane (5a) area
15%~20%, the depth of oil storage line (5e) is less than 15 μm；
Oil storage line (5e) is vertically arranged relative to cylinder cap by end face (5b)；It is provided with storage on two sides of blade slide (3a)
Oil groove (3a1), oil storage tank (3a1) along cylinder (3) axially through；It is provided with oil supply gallery (4a) in bent axle (4), is opened on cylinder cap
There is the oil-through-hole (1a) of connection oil storage tank (3a1) and oil supply gallery (4a).
2. rolling piston compressor according to claim 1, which is characterized in that the oil storage tank (3a1) is located at blade
At the port that sliding slot (3a) is connected with chamber, the big plane (5a) of blade (5) is slided with blade always when blade (5) moves back and forth
Slot (3a) is in overlap condition.
3. rolling piston compressor according to claim 1, which is characterized in that half fine grinding rear blade (5) big plane
(5a) roughness is controlled in Rz2~2.5 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407345.8A CN106014985B (en) | 2016-06-12 | 2016-06-12 | Rolling piston compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610407345.8A CN106014985B (en) | 2016-06-12 | 2016-06-12 | Rolling piston compressor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106014985A CN106014985A (en) | 2016-10-12 |
| CN106014985B true CN106014985B (en) | 2018-07-17 |
Family
ID=57090079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610407345.8A Active CN106014985B (en) | 2016-06-12 | 2016-06-12 | Rolling piston compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106014985B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108252910B (en) * | 2017-11-30 | 2024-06-18 | 刘悦吟 | A kind of compressor |
| WO2021053741A1 (en) * | 2019-09-18 | 2021-03-25 | 三菱電機株式会社 | Rotary compressor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201771763U (en) * | 2010-05-31 | 2011-03-23 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN203892190U (en) * | 2013-05-13 | 2014-10-22 | 三菱电机株式会社 | Blade applied to compressor and rotary plunger type compressor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6146486A (en) * | 1984-08-13 | 1986-03-06 | Atsugi Motor Parts Co Ltd | Vane type rotary compressor |
| JPS61197791A (en) * | 1985-02-27 | 1986-09-02 | Toshiba Corp | Compressor |
| JPH06257576A (en) * | 1993-03-04 | 1994-09-13 | Matsushita Electric Ind Co Ltd | Rotary compressor |
| JPH09209952A (en) * | 1996-02-05 | 1997-08-12 | Hitachi Ltd | Rotary compressor |
| JP2008223634A (en) * | 2007-03-13 | 2008-09-25 | Matsushita Electric Works Ltd | Vane pump |
-
2016
- 2016-06-12 CN CN201610407345.8A patent/CN106014985B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201771763U (en) * | 2010-05-31 | 2011-03-23 | 广东美芝制冷设备有限公司 | Rotary compressor |
| CN203892190U (en) * | 2013-05-13 | 2014-10-22 | 三菱电机株式会社 | Blade applied to compressor and rotary plunger type compressor |
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| Publication number | Publication date |
|---|---|
| CN106014985A (en) | 2016-10-12 |
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