CN110242575A - Friction member, compressor, air conditioner and rubbing surface processing method - Google Patents

Friction member, compressor, air conditioner and rubbing surface processing method Download PDF

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Publication number
CN110242575A
CN110242575A CN201910522593.0A CN201910522593A CN110242575A CN 110242575 A CN110242575 A CN 110242575A CN 201910522593 A CN201910522593 A CN 201910522593A CN 110242575 A CN110242575 A CN 110242575A
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CN
China
Prior art keywords
friction
oil storage
friction surface
rubbing surface
storage hole
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CN201910522593.0A
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Chinese (zh)
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CN110242575B (en
Inventor
刘鹏飞
史正良
丁少鹏
关蕴奇
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Zhuhai Gree Energy Saving Environmental Protection Refrigeration Technology Research Center Co Ltd
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Priority to CN201910522593.0A priority Critical patent/CN110242575B/en
Publication of CN110242575A publication Critical patent/CN110242575A/en
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    • 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
    • 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
    • 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
    • F04C2230/00—Manufacture
    • F04C2230/90—Improving properties of machine parts
    • F04C2230/91—Coating
    • 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
    • F04C2230/00—Manufacture
    • F04C2230/90—Improving properties of machine parts
    • F04C2230/92—Surface treatment
    • 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
    • F04C2240/00—Components
    • F04C2240/10—Stators
    • 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
    • F04C2240/00—Components
    • F04C2240/20—Rotors
    • 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
    • F04C2240/00—Components
    • F04C2240/80—Other components

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Rotary Pumps (AREA)
  • Sliding-Contact Bearings (AREA)

Abstract

本发明提供的摩擦件、压缩机、空调器及摩擦件的摩擦面处理方法涉及空调领域。摩擦件具有摩擦面，摩擦面上具有多个储油孔，储油孔的深度方向与摩擦面之间的夹角为锐角。由于储油孔的设计，使得润滑油能够储存于储油孔中，并且由于储油孔的深度方向与摩擦面之间的夹角为锐角，在储油孔由浅至深的方向设置为与摩擦面所受摩擦力的相反方向夹锐角时，储油孔中的润滑油更加容易被带出至摩擦面上，降低摩擦面受干摩擦的可能性，有利于润滑油对摩擦面进行持续润滑；储油孔由浅至深的方向设置为与摩擦面所受摩擦力的方向夹锐角时，有利于增强摩擦面上的动压效应，有利于增大摩擦面上的油膜压力，避免高负载情况下油膜破裂，降低摩擦面受干摩擦的可能性。

The friction part, compressor, air conditioner and friction surface treatment method of the friction part provided by the invention relate to the field of air conditioning. The friction piece has a friction surface, and there are multiple oil storage holes on the friction surface, and the included angle between the depth direction of the oil storage holes and the friction surface is an acute angle. Due to the design of the oil storage hole, the lubricating oil can be stored in the oil storage hole, and because the angle between the depth direction of the oil storage hole and the friction surface is an acute angle, the direction of the oil storage hole from shallow to deep is set to be in contact with the friction surface. When the opposite direction of the friction force on the surface forms an acute angle, the lubricating oil in the oil storage hole is more likely to be brought out to the friction surface, reducing the possibility of the friction surface being subjected to dry friction, which is conducive to the continuous lubrication of the friction surface by the lubricating oil; When the direction of the oil storage hole from shallow to deep is set to form an acute angle with the direction of the friction force on the friction surface, it is beneficial to enhance the dynamic pressure effect on the friction surface and increase the pressure of the oil film on the friction surface, avoiding high load conditions. The oil film breaks down, reducing the possibility of dry friction on the friction surface.

Description

Friction member, compressor, air conditioner and rubbing surface processing method
Technical field
The present invention relates to field of air conditioning, it is specifically related to a kind of friction member, compressor, air conditioner and friction surface treatment side Method.
Background technique
Currently, having in compressor a variety of by friction components such as slide plate, flange, cylinder, roller, orbiter, quiet Scroll plate, cross slip-ring etc., these components serious wear in longtime running, the especially feelings in lubricating oil supplement not in time Under condition, it is easy to happen dry friction, frictional force is caused to sharply increase.
Traditional tribology theory thinks that rubbing surface is more smooth, and coefficient of friction is smaller, and corresponding frictional force is smaller, causes part Abrasion it is also smaller.But recent studies indicate that rubbing surface is not improvement that is more smooth more being conducive to abrasion condition, fit When processing a series of sizes, depth, the area when different microcosmic texture of arrangement mode in friction of motion secondary surface, can play Lubricant medium and impurity particle effect are stored, and by texture dynamic pressure effect, lifting fluid film bearing capacity improves lubricating end surface State, and then can effectively reduce fretting wear, improve tribological property.
Based on this, the Chinese utility model patent of Publication No. CN207961278U provides a kind of compound Surface Texture Friction is secondary, improves oil film pressure in conjunction with pit type Surface Texture using groove-shaped to improve boundary lubrication condition, reduces friction The coefficient of friction in face, the groove and pit of the program have certain oil storage capacity, however the depth direction of program pits It is vertical with rubbing surface, since the depth direction of pit is perpendicular to rubbing surface, so lubricating oil is not easy to slide in friction pair in pit It is carried over during dynamic, this makes rubbing surface be easy to appear dry friction phenomenon, and frictional force is caused to sharply increase, and influences components Frictional behaviour and service life；Secondly as the depth direction of pit is perpendicular to rubbing surface, in the case where heavy load, oil film The deficiency of pressure may cause rupture of oil film, this is also easy to cause friction surface dry friction phenomenon occur, lead to frictional force sharply Increase, influences the frictional behaviour and service life of components.
Summary of the invention
An object of the present invention is to provide a kind of friction member for being conducive to rubbing surface continuous lubrication.
To achieve the goals above, friction member provided by the invention has rubbing surface；There are multiple oil storage holes on rubbing surface, Angle between the depth direction and rubbing surface of oil storage hole is acute angle.
Therefore friction member of the invention enables lubricating oil to be stored in oil storage hole due to the design of oil storage hole, And since the angle between the depth direction and rubbing surface of oil storage hole is acute angle, such frictional force is wanted with oil storage hole depth direction Folder acute angle or folder obtuse angle can set the direction of oil storage hole from shallow to deep to and rubbing surface institute low-load situation Acute angle is pressed from both sides by the opposite direction of frictional force, the lubricating oil in such oil storage hole is more easier to be carried over to rubbing surface, be conducive to A possibility that rubbing surface is by dry friction is reduced, is conducive to lubricating oil and continuous lubrication is carried out to rubbing surface；It, can for high load condition To set the direction of oil storage hole from shallow to deep to press from both sides acute angle, the oil storage hole of this angle with the direction of rubbing surface friction For the oil storage hole vertical with rubbing surface compared to depth direction, it is more advantageous on rubbing surface and generates dynamic pressure effect, be conducive to Increase the oil film pressure on rubbing surface, avoid rupture of oil film under high load condition, reduces a possibility that rubbing surface is by dry friction；When So, the oil storage hole of both the above situation can also be set on rubbing surface, not only improve guarantee that oil mass is sufficient on rubbing surface in this way, Be conducive to generate dynamic pressure effect on rubbing surface again, be conducive to increase oil film pressure, is suitable for different operating conditions convenient for friction member； It should be noted that the depth direction of oil storage hole does not imply that the direction perpendicular to rubbing surface, and refer to from rubbing surface along oil storage The direction that hole extends to friction member depths, for example, it is circular hole that oil storage hole, which is opening shape, then depth direction is oil storage hole Axis direction, if it is polygonal hole that oil storage hole, which is opening shape, depth direction is the seamed edge extending direction of oil storage hole.
One Preferable scheme is that, the angle between the depth direction and rubbing surface of oil storage hole is 30 ° to 80 °.
Another Preferable scheme is that, each oil storage hole array distribution is on rubbing surface.
Therefore the lubricating oil taken out of in this way from oil storage hole can be uniformly distributed on rubbing surface.
Another Preferable scheme is that, the opening shape of oil storage hole is circle, and the opening diameter of oil storage hole is 50 to 400 micro- The distance of rice, bottom hole to the rubbing surface of oil storage hole is 10 to 200 microns.
Another Preferable scheme is that, rubbing surface is equipped with first groove, and the opening of each oil storage hole is located in first groove.
Therefore such lubricating oil can enter in oil storage hole under the guidance of first groove, receive convenient for oil storage hole Collect lubricating oil.
Further embodiment is that the width of first groove is 30 to 200 microns, and the depth of first groove is 5 to 100 micro- Rice.
Further embodiment is, the quantity of first groove be it is a plurality of, each first groove is spaced apart along third direction, each phase 100 to 500 microns are spaced between adjacent first groove, third direction is vertical with the normal direction of rubbing surface, third direction and the first ditch The extending direction of slot is vertical.
Therefore such as friction member friction be the peripheral force around a certain axis, then using the axis as the center of circle, the One groove, which can be, to be radially extended and circumferentially distributed a plurality of or first groove can be circumferentially and radially The a plurality of annular groove of distribution；In another example first groove is to extend along a certain rectilinear direction and along perpendicular to the more of linear interval distribution Item；In this way convenient for guiding lubricating oil to rubbing surface by first groove, divide lubricating oil as far as possible on rubbing surface Cloth is uniform, avoids the dry friction phenomenon for occurring large area on rubbing surface.
Further embodiment is, rubbing surface is equipped with a plurality of first groove and a plurality of second groove, each first groove and each Second groove intersection, oil storage hole are distributed in each intersection of first groove and second groove.
Therefore can circulate mutually in first groove and the lubricating oil in second groove in this way, be further conducive to Lubricating oil is evenly distributed on rubbing surface.
Further scheme is that each first groove is spaced apart along the extending direction of second groove, each second groove edge The extending direction of first groove is spaced apart.
Further scheme is each 100 to 500 microns adjacent of first groove interval and/or each the second adjacent ditch 100 to 500 microns of slot interval.
Another Preferable scheme is that, be first direction along the direction of oil storage hole from shallow to deep, each first direction is with the Angle between the negative sense in two directions is acute angle, and second direction is vertical with the normal direction of rubbing surface.
Therefore when the forward direction of second direction is the direction of frictional force, lubricating oil is easy to take out of from oil storage hole, just In providing persistently good lubrication for rubbing surface；When the negative sense of second direction is the direction of frictional force, be conducive to enhancing friction Dynamic pressure effect between part and external entity.
Further embodiment is that first direction is vertical with the extending direction of second groove.
Therefore such rubbing surface is more conducive to lubricating oil from oil storage hole when by frictional force in a second direction Export, is more advantageous to the lubrication to rubbing surface.
Another Preferable scheme is that, multiple oil storage holes include multiple first holes and multiple second holes；Along the first hole by shallow It is fourth direction to deep direction, is the 5th direction along the direction of the second hole from shallow to deep, each fourth direction and second direction Angle between forward direction is acute angle, and the angle between each 5th direction and the negative sense of second direction is acute angle, second direction with rub The normal direction in wiping face is vertical.
Therefore so the forward direction in a second direction of the frictional force suffered by the rubbing surface when, the lubricating oil in the second hole It is easy to be carried over to rubbing surface, advantageously ensures that rubbing surface continuous lubrication is good；First hole is conducive to make to generate on rubbing surface dynamic Effect is pressed, is conducive to increase oil film pressure；The profit when negative sense in a second direction of the frictional force suffered by the rubbing surface, in the first hole Lubricating oil is easy to be carried over to rubbing surface, and the second hole is conducive to make to generate dynamic pressure effect on rubbing surface, is conducive to increase on rubbing surface Oil film pressure；No matter the therefore positive or negative sense in a second direction of frictional force suffered by rubbing surface in a second direction, It advantageously ensures that oil mass is sufficient on rubbing surface, is conducive to generate dynamic pressure effect on rubbing surface, is conducive to increase on rubbing surface Oil film pressure is suitable for different operating conditions convenient for friction member.
Also one Preferable scheme is that, on friction member have cementation zone and self-lubricating coat in use, self-lubricating coat in use covering On cementation zone, the surface of self-lubricating coat in use is rubbing surface.
Therefore since the friction surface of the matrix of friction member has been carried out Surface hardening treatment, it is hard to form surface Change layer, and be added to self-lubricating coat in use on cementation zone, so that the coefficient of friction of rubbing surface reduces, even if rubbing surface goes out Now a small amount of dry friction phenomenon, rubbing surface will not be advantageously reduced the abrasion of rubbing surface by larger frictional force, reduce friction pair The influence of part performance.
The second object of the present invention is to provide a kind of compressor for being conducive to rubbing surface continuous lubrication.
To achieve the goals above, compressor provided by the invention, including friction member above-mentioned.
Therefore friction member can be slide plate in compression piece, flange, cylinder, roller, orbiter, fixed scroll, One of parts such as cross slip-ring are a variety of, advantageously reduce slide plate using friction member above-mentioned, flange, cylinder, roller, move There is a possibility that dry friction, packaging slide plate, flange, cylinder, roller, dynamic whirlpool in the parts such as scroll plate, fixed scroll, cross slip-ring The parts such as capstan, fixed scroll, cross slip-ring continue good lubrication, advantageously ensure that compressor continues efficiently to run.
The third object of the present invention is to provide a kind of air conditioner for being conducive to rubbing surface continuous lubrication.
To achieve the goals above, air conditioner provided by the invention, including compressor above-mentioned.
Therefore due to using compressor above-mentioned, part is not easy dry friction occur in compressor, advantageously ensures that Compressor continues efficiently to run, and guarantees that air conditioner continues efficient operation.
The fourth object of the present invention is to provide a kind of rubbing surface processing method for being conducive to rubbing surface continuous lubrication.
To achieve the goals above, the rubbing surface processing method of friction member provided by the invention includes: the base to friction member The friction surface of body carries out Surface hardening treatment, forms cementation zone；Self-lubricating coat in use is added on cementation zone, from profit The surface of sliding coating is rubbing surface；Multiple oil storage holes are processed on rubbing surface, between the depth direction and rubbing surface of oil storage hole Angle is acute angle.
Therefore since the surface in rubbing surface is machined with oil storage hole, so that rubbing surface is not easy dry friction occur, have Continue good lubrication conducive to guarantee rubbing surface；Further, since to Surface hardened layer has been carried out on the friction surface of the matrix of friction member Self-lubricating coat in use is handled and is added to, so that the coefficient of friction of rubbing surface reduces, even if rubbing surface a small amount of dry friction occurs and shows As rubbing surface will not be advantageously reduced the abrasion of rubbing surface by larger frictional force, reduce friction to the shadow of part performance It rings.
One Preferable scheme is that, rubbing surface be equipped with a plurality of first groove and a plurality of second groove, each first groove with Each second groove intersection, oil storage hole are distributed in each intersection of first groove and second groove.
Another Preferable scheme is that, be first direction along the direction of oil storage hole from shallow to deep, each first direction is with the Angle between the negative sense in two directions is acute angle, and second direction is vertical with the normal direction of rubbing surface.
Another Preferable scheme is that, a part of oil storage hole be the first hole, another part oil storage hole be the second hole；Along first The direction of hole from shallow to deep is fourth direction, is the 5th direction, each fourth direction and second along the direction of the second hole from shallow to deep Angle between the forward direction in direction is acute angle, and the angle between each 5th direction and the negative sense of second direction is acute angle, second party To vertical with the normal direction of rubbing surface.
Another Preferable scheme is that, Surface hardening treatment with a thickness of 5 to 20 microns.
Also one Preferable scheme is that, self-lubricating coat in use is with a thickness of 0.5 to 2 micron.
Detailed description of the invention
Fig. 1 is the perspective cross-sectional schematic diagram of friction member embodiment one of the present invention；
Fig. 2 is the schematic cross-sectional view of friction member embodiment one of the present invention；
Fig. 3 is the schematic diagram that lubricating oil is taken out of from oil storage hole in friction member embodiment one of the present invention；
Fig. 4 is the schematic diagram that lubricating oil is pressed into oil storage hole in friction member embodiment one of the present invention；
Fig. 5 is the structural schematic diagram of friction surface treatment in friction member embodiment one of the present invention；
Fig. 6 is the schematic cross-sectional view of friction member embodiment two of the present invention.
The invention will be further described with reference to the accompanying drawings and embodiments.
Specific embodiment
The rubbing surface processing method embodiment one of friction member, compressor, air conditioner and friction member:
The present embodiment referring to Fig.1 shown in coordinate system be illustrated.
The air conditioner of the present embodiment includes the compressor of the present embodiment, and the compressor of the present embodiment has slide plate, flange, gas The parts such as cylinder, roller, orbiter, fixed scroll, cross slip-ring, the friction member of the present embodiment can be slide plate, flange, gas The whole or in which a part of cylinder, roller, orbiter, fixed scroll, cross slip-ring etc., the rubbing surface of the present embodiment friction member 1 is handled to obtain using the rubbing surface processing method of the friction member of the present embodiment.
Fig. 1 to Fig. 5 is please referred to, friction member has rubbing surface 1, and the normal direction of rubbing surface 1 opens up in Z-direction, rubbing surface 1 There are a plurality of first groove 2, a plurality of second groove 3 and multiple oil storage holes 4, each first groove 2 extends along the x axis, and each first Groove 2 is spaced apart along the y axis, and each second groove 3 extends along the y axis, and each second groove 3 is spaced along the x axis divides Cloth, each first groove 2 form meshed texture with each 3 weave in of second groove, and each oil storage hole 4 is distributed in each first groove 2 With the intersection location of each second groove 3.
Fig. 1 and Fig. 2 is please referred to, the spacing distance between each adjacent first groove 2 is 150 microns, each adjacent second Spacing distance L between groove 3 is 150 microns, and the width of first groove 2 and the width D 1 of second groove 3 are 30 microns, the The depth of one groove 2 and the depth H 1 of second groove 3 are 40 microns, and the opening shape of oil storage hole 4 is circle, oil storage hole 4 Opening diameter D2 is 50 microns, and the distance H2 of rubbing surface 1 to 4 bottom hole of oil storage hole is 90 microns.
Selectively, the dimensional parameters of first groove 2, second groove 3 and oil storage hole 4 can specifically be set according to service condition It is fixed, such as: the spacing distance between each adjacent first groove 2 is 100 microns, the interval between each adjacent second groove 3 Distance L is 100 microns, and the width of first groove 2 and the width D 1 of second groove 3 are 30 microns, the opening diameter of oil storage hole 4 D2 is 50 microns, and the depth of first groove 2 and the depth H 1 of second groove 3 are 5 microns, rubbing surface 1 to 4 bottom hole of oil storage hole Distance H2 is 10 microns；Another example is: the spacing distance between each adjacent first groove 2 is 500 microns, each the second adjacent ditch Spacing distance L between slot 3 is 500 microns, and the width of first groove 2 and the width D 1 of second groove 3 are 200 microns, storage The opening diameter D2 of oilhole 4 is 400 microns, and the depth of first groove 2 and the depth H 1 of second groove 3 are 100 microns, friction The distance H2 of face 1 to 4 bottom hole of oil storage hole is 200 microns.
Selectively, the opening shape of oil storage hole 4 can also be the polygons such as quadrangle, pentagon, it is preferable that oil storage hole 4 opening shape is ellipse, and the cross sectional shape perpendicular to depth direction of oil storage hole 4 is circle, and oval long axis is along X-axis On the one hand direction, oval short axle along the y axis, facilitate the processing of oil storage hole 4 in this way, are on the other hand also beneficial to oil storage hole It is fuel-displaced in 4.
Referring to figure 3., Fig. 3 is schematic diagram of the present embodiment friction member when by frictional force F, the first party of oil storage hole 4 Be 57 ° to the negative sense angle of a and frictional force F, under the action of F, lubricating oil 7 in oil storage hole 4 by smooth band to rubbing surface 1, Negative pressure, the adhesion strength of bottom suction function and lubricating oil 7 from each other are formed on the bottom that lubricating oil 7 is carried over rear oil storage hole 4 Lubricating oil 7 is maintained near oil storage hole 4 by effect, and lubricating oil 7 is avoided to be lost, and guarantees that lubricating oil 7 is continuously rubbing surface 1 and provides profit It is sliding.
Certainly, for compared to depth direction perpendicular to the oil storage hole 4 of rubbing surface, when friction member is rubbed in the present embodiment When wiping the direction of power with frictional force F shown in Fig. 4, the lubricating oil between external entity and friction member is under the action of relative motion It is easier to press to oil storage hole 4, is more advantageous to oil storage hole 4 and stores lubricating oil, lubricating oil generates reaction after compression in oil storage hole 4 Power F1 is more advantageous between friction member and external entity in this way and generates dynamic pressure effect, is conducive to increase rubbing surface 1 and outside is real Oil film pressure between body.
The depth direction of oil storage hole 4 is vertical with Y direction, is first direction a along the direction of oil storage hole 4 from shallow to deep, the One direction a and X-axis forward direction angle are 30 °.When external entity frictional movement on rubbing surface 1, due to first groove 2, second The setting of groove 3 and oil storage hole 4 is conducive to reduce external so that can generate dynamic pressure effect between rubbing surface 1 and external entity Frictional force between entity and friction member；On the other hand, after being added to lubricating oil between friction member and external entity, first Under the guidance of groove 2 and second groove 3, lubricating oil can be evenly distributed between friction member and external entity rapidly, first groove 2, second groove 3 and oil storage hole 4 all have oil storage function to lubricating oil, are conducive to that lubricating oil is made to be maintained at friction member and outside reality Between body, lubricating oil is avoided to be lost between external entity and friction member；In addition, when loading smaller suffered by the rubbing surface, preferably The case where suitable for 1 friction of rubbing surface along X-axis negative sense, based on principle described in Fig. 3, since oil storage hole 4 and X-axis are positive Between have above-mentioned angled relationships so that external entity be easy the lubricating oil in oil storage hole 4 is taken out of to rubbing surface 1, avoid External entity dry friction on rubbing surface 1, and after the lubricating oil in oil storage hole 4 is partially taken out of, it can be in 4 bottom shape of oil storage hole At negative pressure, between 4 bottom negative pressure of oil storage hole and lubricating oil under the action of adhesion strength, the lubricating oil in oil storage hole 4 cannot be complete Portion is pulled away, and is further conducive to lubricating oil and is held at oil storage hole 4, so that friction member and external entity continue in no outside In the case where supplying lubricating oil, it is still able to maintain lasting good lubrication；When the load suffered by the rubbing surface is larger, it is preferably applied to rub For 1 friction of wiping face along the situation of X-axis forward direction, oil storage hole 4 in the case is vertical with rubbing surface 1 compared to depth direction Oil storage hole for, be conducive to make to generate stronger dynamic pressure effect on rubbing surface 1, be conducive to increase rubbing surface 1 on oil film pressure Power avoids rupture of oil film under high load condition, reduces a possibility that rubbing surface 1 is by dry friction；Therefore, the present embodiment can basis Different applying working conditions selects suitable frictional direction, and the oil storage hole 4 of the present embodiment is conducive to store lubricating oil, is conducive to keep Rubbing surface 1 continues good lubrication, is conducive to make to generate stronger dynamic pressure effect on rubbing surface 1, is conducive to increase on rubbing surface 1 Oil film pressure, be particularly suitable for some friction members unidirectionally to be rubbed for a long time, such as the friction relatively rotated with external entity Part.
The function of first groove 2 and second groove 3 is guided lubricating oil to rubbing surface 1, is avoided on rubbing surface 1 Occur large area oil starvation the case where, therefore first groove 2 and second groove 3 extension and distribution mode multiplicity can be set, can Selectively, first groove 2 and second groove 3 not necessarily linearly extend, such as can be first groove 2 is annular ditch Slot, second groove 3 be radial groove, external entity relative friction part around fixed axis rotationally clockwise, the fixing axle Line crosses the annular center of first groove 2, and the first direction a of oil storage hole 4 and the opposite direction of 1 friction of rubbing surface at this are pressed from both sides Angle is 30 °, and when such external entity is rotated clockwise around the fixed axis, external entity can be relatively easily by oil storage hole 4 In lubricating oil take out of to rubbing surface 1, make to form stable oil film between rubbing surface 1 and external entity, avoid external entity The dry friction between friction member guarantees that lubricating oil can continue to keep between friction member and external entity, guarantees lubricating oil energy It is enough to carrying out continuous lubrication between external entity and friction member.
Specifically, the slide plate in compressor, flange, cylinder, roller, orbiter, fixed scroll, cross slip-ring etc. rub The direction of the part friction often cooperation between single direction, such as orbiter and fixed scroll, in fixed scroll Rubbing surface 1 on oil storage hole 4 is set, orbiter rubs around first axle fortune along clockwise direction always with respect to fixed scroll Dynamic, the first direction a of oil storage hole 4 and the opposite direction angle of 1 friction of rubbing surface at this are 30 °, therefore of the invention Lubricating oil can be maintained between orbiter and fixed scroll by oil storage hole 4 for a long time, and the lubricating oil in oil storage hole 4 can It is taken out of by orbiter between orbiter and the rubbing surface 1 of fixed scroll, keeps orbiter for a long time with fixed scroll Good lubrication.
Selectively, first direction a and X-axis forward direction angle are 30 to 80 °.
Preferably, referring to figure 5., also there is cementation zone 5 and self-lubricating coat in use 6 on friction member, self-lubricating coat in use 6 Outer surface be rubbing surface 1, when the rubbing surface 1 to friction member is handled, first to the friction surface of the matrix of friction member 8 into Row cure process obtains cementation zone 5, then adds self-lubricating coat in use 6 on cementation zone 5 again, self-lubricating coat in use 6 Outer surface is rubbing surface 1, finally processes oil storage hole 4, first groove 2 and second groove 3 on rubbing surface 1 again.Different metal material The cure process mode of material is different, such as the rubbing surface 1 of iron and steel material quality, using modes such as carburizing, nitriding or carbo-nitridings Carry out cure process.
Specifically, by taking the scroll plate of aluminum alloy material as an example, micro-arc oxidation process or hard anodizing work are used first Skill carries out ceramic treatment (one kind of cure process) to the rubbing surface 1 of scroll plate, so that the rubbing surface 1 of scroll plate is generated surface hard Change layer 5, cementation zone 5 with a thickness of 5 microns, then using magnetron sputtering or the cured mode of spraying in cementation zone 5 On the basis of add self-lubricating coat in use 6, self-lubricating coat in use 6 specifically can be by the bottoming of nickel phosphorus and PTFE, MoS2, WS2, diamond-like Thin equal self-lubricatings particle 61 forms, self-lubricating coat in use 6 with a thickness of 0.5 micron.
Selectively, the thickness of cementation zone 5 can be 5 microns to 20 microns, the preferably thickness of cementation zone 5 Be 5 microns to 15 microns, self-lubricating coat in use 6 with a thickness of 0.5 micron to 2 microns.
It certainly, can also be using infiltration processing, vapor deposition in addition to using magnetron sputtering and other than spraying cured mode Method adds self-lubricating coat in use 6.
Specifically, oil storage hole 4, first groove 2 and second groove 3 can using laser processing by the way of be formed.
The rubbing surface processing method embodiment two of friction member, compressor, air conditioner and friction member:
Please refer to Fig. 6, in the present embodiment, it is two kinds that oil storage hole 4, which is divided to, and two kinds of oil storage holes 4 are respectively the first hole 4a and second Hole 4b is the 5th direction along the direction of the second hole 4b from shallow to deep if being fourth direction along the direction of the first hole 4a from shallow to deep； Fourth direction and X-axis negative sense angle are 30 °, and the 5th direction and X-axis forward direction angle are 30 °, and the friction member of the present embodiment is suitable for By the components of reciprocating friction, when the frictional force suffered by the rubbing surface 1 is along X-axis forward direction, the lubricating oil in the first hole 4a is easy quilt It takes out of to rubbing surface 1, advantageously ensures that 1 continuous lubrication of rubbing surface is good；Being provided with of second hole 4b is conducive to make rubbing surface 1 and outer Dynamic pressure effect is generated between portion's entity, is conducive to increase the oil film pressure on rubbing surface 1；On the contrary, working as friction suffered by rubbing surface 1 When power is along X-axis negative sense, the lubricating oil in the second hole 4b is easy to be carried over to rubbing surface 1, and the first hole 4a is conducive to make on rubbing surface 1 Dynamic pressure effect is generated, is conducive to increase the oil film pressure on rubbing surface 1；Though therefore frictional force suffered by rubbing surface 1 along X-axis just To oil mass abundance on rubbing surface 1 still along X-axis negative sense, is advantageously ensured that, be conducive to generate dynamic pressure effect on rubbing surface 1, Be conducive to increase the oil film pressure on rubbing surface 1, be suitable for different operating conditions convenient for friction member.
Certainly oil storage hole 4 can also be set as four kinds, is also divided into third other than the first hole 4a above-mentioned and the second hole 4b Hole and the 4th hole, the angle along the direction of third hole from shallow to deep and Y-axis forward direction is 30 °, the 4th hole direction from shallow to deep and Y Axis negative sense angle is 30 °, this oil storage hole 4 be suitable for the friction member more various by direction, for example, friction member both by The reciprocating friction of X-direction, and by the reciprocating friction of Y direction.
Certainly, the inclined direction of oil storage hole 4 can be with varied, specifically can be according to rubbing surface 1 by the side of frictional force To setting, the direction from shallow to deep of corresponding oil storage hole 4 is preferably set as the angle with 1 friction opposite direction of rubbing surface It is 30 ° to 80 °.
The rest part of the rubbing surface processing method embodiment two of friction member, compressor, air conditioner and friction member is the same as friction The rubbing surface processing method embodiment one of part, compressor, air conditioner and friction member.
Finally it is emphasized that the above description is only a preferred embodiment of the present invention, it is not intended to restrict the invention, it is right For those skilled in the art, the present invention can have various change and change, all within the spirits and principles of the present invention, Any modification, equivalent substitution, improvement and etc. done, should all be included in the protection scope of the present invention.

Claims (22)

1.摩擦件，具有摩擦面；1. The friction part has a friction surface; 其特征在于：It is characterized by: 所述摩擦面上具有多个储油孔，所述储油孔的深度方向与所述摩擦面之间的夹角为锐角。The friction surface has a plurality of oil storage holes, and the angle between the depth direction of the oil storage holes and the friction surface is an acute angle. 2.根据权利要求1所述的摩擦件，其特征在于：2. The friction member according to claim 1, characterized in that: 所述储油孔的深度方向与所述摩擦面之间的夹角为30°至80°。The included angle between the depth direction of the oil storage hole and the friction surface is 30° to 80°. 3.根据权利要求1所述的摩擦件，其特征在于：3. The friction member according to claim 1, characterized in that: 各所述储油孔阵列分布于所述摩擦面上。Each array of oil storage holes is distributed on the friction surface. 4.根据权利要求1所述的摩擦件，其特征在于：4. The friction member according to claim 1, characterized in that: 所述储油孔的开口形状为圆形，所述储油孔的开口直径为50至400微米，所述储油孔的孔底至所述摩擦面的距离为10至200微米。The opening shape of the oil storage hole is circular, the opening diameter of the oil storage hole is 50 to 400 microns, and the distance from the bottom of the oil storage hole to the friction surface is 10 to 200 microns. 5.根据权利要求1所述的摩擦件，其特征在于：5. The friction member according to claim 1, characterized in that: 所述摩擦面上设有第一沟槽，各所述储油孔的开口位于所述第一沟槽上。A first groove is provided on the friction surface, and the openings of the oil storage holes are located on the first groove. 6.根据权利要求5所述的摩擦件，其特征在于：6. The friction member according to claim 5, characterized in that: 所述第一沟槽的宽度为30至200微米，所述第一沟槽的深度为5至100微米。The width of the first trench is 30 to 200 microns, and the depth of the first trench is 5 to 100 microns. 7.根据权利要求5所述的摩擦件，其特征在于：7. The friction member according to claim 5, characterized in that: 所述第一沟槽的数量为多条，各所述第一沟槽沿第三方向间隔分布，各相邻的所述第一沟槽之间间隔100至500微米，所述第三方向与所述摩擦面的法向垂直，所述第三方向与所述第一沟槽的延伸方向垂直。The number of the first grooves is multiple, and each of the first grooves is distributed along the third direction at intervals, and the interval between each adjacent first groove is 100 to 500 microns, and the third direction and The normal direction of the friction surface is vertical, and the third direction is perpendicular to the extension direction of the first groove. 8.根据权利要求5所述的摩擦件，其特征在于：8. The friction member according to claim 5, characterized in that: 所述摩擦面上设有多条所述第一沟槽和多条第二沟槽，各所述第一沟槽与各所述第二沟槽相交，所述储油孔分布于所述第一沟槽与所述第二沟槽的各相交处。The friction surface is provided with a plurality of first grooves and a plurality of second grooves, each of the first grooves intersects with each of the second grooves, and the oil storage holes are distributed in the first Each intersection of a trench and the second trench. 9.根据权利要求8所述的摩擦件，其特征在于：9. The friction member according to claim 8, characterized in that: 各所述第一沟槽沿所述第二沟槽的延伸方向间隔分布，各所述第二沟槽沿所述第一沟槽的延伸方向间隔分布。The first grooves are distributed at intervals along the extending direction of the second grooves, and the second grooves are distributed at intervals along the extending direction of the first grooves. 10.根据权利要求9所述的摩擦件，其特征在于：10. The friction member according to claim 9, characterized in that: 各相邻的所述第一沟槽间隔100至500微米，和/或各相邻的所述第二沟槽间隔100至500微米。The distance between each adjacent first groove is 100 to 500 microns, and/or the distance between each adjacent second groove is 100 to 500 microns. 11.根据权利要求1至10任一项所述的摩擦件，其特征在于：11. The friction member according to any one of claims 1 to 10, characterized in that: 沿所述储油孔由浅至深的方向为第一方向，各所述第一方向均与第二方向的负向之间的夹角为锐角，所述第二方向与所述摩擦面的法向垂直。The direction from shallow to deep along the oil storage hole is the first direction, and the included angle between each of the first directions and the negative direction of the second direction is an acute angle, and the normal direction between the second direction and the friction surface vertically. 12.根据权利要求8所述的摩擦件，其特征在于：12. The friction member according to claim 8, characterized in that: 所述第一方向与所述第二沟槽的延伸方向垂直。The first direction is perpendicular to the extending direction of the second trench. 13.根据权利要求1至10任一项所述的摩擦件，其特征在于：13. The friction member according to any one of claims 1 to 10, characterized in that: 多个所述储油孔包括多个第一孔和多个第二孔；The plurality of oil storage holes includes a plurality of first holes and a plurality of second holes; 沿所述第一孔由浅至深的方向为第四方向，沿所述第二孔由浅至深的方向为第五方向，各所述第四方向与第二方向的正向之间的夹角为锐角，各所述第五方向与所述第二方向的负向之间的夹角为锐角，所述第二方向与所述摩擦面的法向垂直。The direction from shallow to deep along the first hole is the fourth direction, the direction from shallow to deep along the second hole is the fifth direction, and the angle between each of the fourth directions and the positive direction of the second direction is an acute angle, the included angle between each of the fifth directions and the negative direction of the second direction is an acute angle, and the second direction is perpendicular to the normal direction of the friction surface. 14.根据权利要求1至10所述的摩擦件，其特征在于：14. The friction member according to claims 1 to 10, characterized in that: 所述摩擦件上具有表面硬化层和自润滑涂层，所述自润滑涂层覆盖在所述表面硬化层上，所述自润滑涂层的表面为所述摩擦面。The friction part has a surface hardening layer and a self-lubricating coating, the self-lubricating coating covers the surface hardening layer, and the surface of the self-lubricating coating is the friction surface. 15.压缩机，其特征在于：15. Compressor, characterized in that: 包括如权利要求1至14任一项所述的摩擦件。Comprising the friction member as claimed in any one of claims 1 to 14. 16.空调器，其特征在于：16. Air conditioner, characterized in that: 包括如权利要求14所述的压缩机。Comprising a compressor as claimed in claim 14. 17.摩擦件的摩擦面处理方法，其特征在于，包括：17. The method for treating the friction surface of a friction part, comprising: 对所述摩擦件的基体的摩擦表面进行表面硬化处理，形成表面硬化层；performing surface hardening treatment on the friction surface of the base body of the friction member to form a surface hardening layer; 在所述表面硬化层上添加自润滑涂层，所述自润滑涂层的表面为摩擦面；Adding a self-lubricating coating on the surface hardening layer, the surface of the self-lubricating coating is a friction surface; 在所述摩擦面上加工多个储油孔，所述储油孔的深度方向与所述摩擦面之间的夹角为锐角。A plurality of oil storage holes are processed on the friction surface, and the angle between the depth direction of the oil storage holes and the friction surface is an acute angle. 18.根据权利要求17所述的摩擦面处理方法，其特征在于：18. The friction surface treatment method according to claim 17, characterized in that: 所述摩擦面上设有多条第一沟槽和多条第二沟槽，各所述第一沟槽与各所述第二沟槽相交，所述储油孔分布于所述第一沟槽与所述第二沟槽的各相交处。The friction surface is provided with a plurality of first grooves and a plurality of second grooves, each of the first grooves intersects with each of the second grooves, and the oil storage holes are distributed in the first grooves Each intersection of a slot and the second trench. 19.根据权利要求17所述的摩擦面处理方法，其特征在于：19. The friction surface treatment method according to claim 17, characterized in that: 沿所述储油孔由浅至深的方向为第一方向，各所述第一方向均与第二方向的负向之间的夹角为锐角，所述第二方向与所述摩擦面的法向垂直。The direction from shallow to deep along the oil storage hole is the first direction, and the included angle between each of the first directions and the negative direction of the second direction is an acute angle, and the normal direction between the second direction and the friction surface vertically. 20.根据权利要求17所述的摩擦面处理方法，其特征在于：20. The friction surface treatment method according to claim 17, characterized in that: 多个所述储油孔包括多个第一孔和多个第二孔；The plurality of oil storage holes includes a plurality of first holes and a plurality of second holes; 沿所述第一孔由浅至深的方向为第四方向，沿所述第二孔由浅至深的方向为第五方向，各所述第四方向与第二方向的正向之间的夹角为锐角，各所述第五方向与所述第二方向的负向之间的夹角为锐角，所述第二方向与所述摩擦面的法向垂直。The direction from shallow to deep along the first hole is the fourth direction, the direction from shallow to deep along the second hole is the fifth direction, and the angle between each of the fourth directions and the positive direction of the second direction is an acute angle, the included angle between each of the fifth directions and the negative direction of the second direction is an acute angle, and the second direction is perpendicular to the normal direction of the friction surface. 21.根据权利要求17所述的摩擦面处理方法，其特征在于：21. The friction surface treatment method according to claim 17, characterized in that: 所述表面硬化处理的厚度为5至20微米。The surface hardening treatment has a thickness of 5 to 20 microns. 22.根据权利要求17所述的摩擦面处理方法，其特征在于：22. The friction surface treatment method according to claim 17, characterized in that: 所述自润滑涂层厚度为0.5至2微米。The thickness of the self-lubricating coating is 0.5 to 2 microns.
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