CN1240159A - Method of producing socket plate for wobble plate compressors - Google Patents
Method of producing socket plate for wobble plate compressors Download PDFInfo
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- CN1240159A CN1240159A CN 98102637 CN98102637A CN1240159A CN 1240159 A CN1240159 A CN 1240159A CN 98102637 CN98102637 CN 98102637 CN 98102637 A CN98102637 A CN 98102637A CN 1240159 A CN1240159 A CN 1240159A
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- bearing plate
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- slotting ring
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Abstract
A method of producing a socket plate for wobble plate compressors is disclosed. In the method, an insert ring and a holed socket plate parent metal, having different mechanical processes prior to hot-forging the parent metal with the ring into a resulting socket plate. In the hot-forging step, the insert ring is seated onto the ring seat of a bottom mold prior to fitting the parent metal over the ring. Thereafter, a top mold is lowered onto the bottom mold, thus forming the resulting socket plate. A plurality of lubrication grooves are formed on the internal surface of the ring during the hot-forging step, with a plurality of projections being formed on the external surface of the ring. The projections bite into the inside wall of the holed parent metal thus integrating the ring with the parent metal into a single body.
Description
Present invention relates in general to a kind of manufacture method of socket plate for wobble plate compressors, in particular, the manufacture method that relates to a kind of like this bearing plate is when it becomes bearing plate in forge hot, in the bearing plate after extrusion process of slotting ring insertion of a process processing.
These those skilled in the art know that common motorcar air conditioner is the same with common domestic air conditioner, and a compressor is all arranged separately, a condenser, an expansion valve and an evaporimeter.
In this motorcar air conditioner, the work of compressor is constantly to carry out work, refrigerant gas is pressed in the cooling recirculation system, and the refrigerant gas after the compression is pressed into condenser.In such cool cycles process, refrigerant gas continuously circulates in air-conditioner, and the heat with in the evaporimeter absorption car enters in the condenser moving air on every side by compressor, thereby reduces the temperature in the car.
This compressor is divided into three kinds usually: put board-like compressor, rotary swash plate compressor and moving vane rotary compressor.
The present invention be more particularly directed to a kind of method of making the bearing plate of the board-like compressor of pendulum, so following explanation only relates to the board-like compressor of pendulum.
Fig. 3 is the sectional drawing of the signal of the board-like compressor of pendulum, and this compressor is installed in the motorcar air conditioner, and it has a common bearing plate.As shown in Figure 3, compressor 100 comprises 104 and rotating shafts (driving shaft) 105 of 103, bearing plates of 102, two connecting rods of 101, two pistons of two cylinders (plunger) (driving the main body of piston).
This piece bearing plate 104 is installed on the rotating shaft 105, is inclined to a predetermined angle between the two.Simultaneously, two connecting rods 103 are connected on the corresponding position of bearing plate, and can be forwards, backwards, about and the circumferencial direction motion.The piston 102 that is connected on the link rod 103 is installed in respectively in the cylinder 101.
When above-mentioned compressor was worked, bearing plate 104 and rotating shaft 105 rotated together.Therefore, the connecting rod 103 on the bearing plate 104 just moves up and down owing to the angle of inclination between bearing plate 104 and the rotating shaft 105, makes piston 102 do straight reciprocating motion in cylinder 101.
So, with the just refrigerant gas in the compression cylinder 101 of the piston 102 of bearing plate 104 associated working, simultaneously in the low-pressure refrigerant gas suction cylinder 101.Therefore, refrigerant gas just circulates in air-conditioner in a cool cycles continuously.
In this bearing plate 104, there is a slotting ring to be contained in the axis hole of bearing plate 104, make that bearing plate 104 can be successfully with rotating shaft 105 rotations.
In the prior art, this bearing plate that has slotting ring is made according to the following step.That is, at first the aluminium alloy casting of fusion is become the strand of a solid, then strand is annealed, heating.After annealing and heating process, strand is shaped as a bearing plate mother metal with pressing method.Then, this bearing plate mother metal is configured as a kind of desired shape again through machining again, makes this piece mother metal be suitable for carrying out follow-up forging and pressing processing.
After this, this piece bearing plate mother metal is placed in one pair of forging die, and pressurizes in this forging die and process.Like this, mother metal is just forged into the shape of bearing plate.Then, again the mother metal with bearing plate shape is processed into a bearing plate with machining process.
In addition, the slotting ring that is installed in interference fit in the hole of above-mentioned bearing plate then is that the mother metal of slotting ring is processed with machining, and the outer surface of this slotting ring carried out annular knurl, unexpectedly drops out from bearing plate in order to prevent slotting ring.
Then, the slotting ring that has knurled outer surface is packed in the hole of bearing plate by the interference fit operation, finish whole manufacture processes of the bearing plate that has slotting ring.
The advantage of the method for manufacturing bearing plate described above is to produce firm bearing plate effectively.But this method needs a lot of operations, so it lavishes labor on very much, production process is oversize, needs expensive process equipment, wastes energy, has increased the cost of bearing plate, has reduced production efficiency.
Another shortcoming of said method is owing to it is to make bearing plate respectively and slotting ring causes with the metal of different physical characteristics.That is, because the different physical characteristics of two kinds of metals, being contained in the slotting ring of accepting in the plate hole may get loose, and unexpectedly falls down from bearing plate.
In order to solve the problem in the said method, the application's the Korean Patent 95-39893 that the applicant applied for discloses the method that the bearing plate of board-like compressor is put in another kind of manufacturing.Method in the above-mentioned Korean Patent comprises: the first step is placed on an internal support ring in the mould of bearing plate; In second step, melt metal is injected in the above-mentioned bearing plate mould that the internal support ring is housed; The 3rd step, exert pressure to above-mentioned mould, under the state of pressurization, make motlten metal and internal support ring condense into a bearing plate; The 4th step is cakey bearing plate depanning.Like this, just made last bearing plate.
Above method has been simplified the technical process of making bearing plate, has saved the time effectively, has improved productivity ratio.But this method still exists problem, that is, above-mentioned internal support ring and bearing plate are to make an integral body with the metal of two kinds of different physical properties by casting process, so the internal support ring still may get loose in the inside of accepting plate hole.
Therefore, an object of the present invention is to provide a kind of method of making the bearing plate of the board-like compressor of pendulum, this method can overcome top said shortcoming, and prevents that effectively slotting ring from unexpectedly getting loose and falling down from bearing plate.
Another object of the present invention provides a kind of method of making the bearing plate of the board-like compressor of pendulum, this method is made an integral body to slotting ring and bearing plate with different machineries and physical property by the thermal forging technology process, make the technical process of bearing plate thereby simplified, and can be with bigger scale manufacturing bearing plate.
Another purpose of the present invention provides a kind of method of making the bearing plate of the board-like compressor of pendulum, and this method can form many lubrication grooves on the inner surface of slotting ring in the thermal forging technology process, and just the operation that does not need to add has been made these lubrication grooves.
In order to achieve the above object, the invention provides a kind of method of bearing plate of making the board-like compressor of pendulum, it comprises the following steps: to make slotting ring with different machineries and physical property and bearing plate mother metal shaping with holes with extruding method; The above-mentioned bearing plate mother metal of forge hot under the state in slotting ring inserts above-mentioned mother metal with holes, thus a last bearing plate formed.
In above-mentioned forge hot step, slotting ring is placed on earlier on the ring seat of counterdie, and then the bearing plate mother metal is contained in the top of slotting ring, and makes a borehole jack on this mother metal on above-mentioned slotting ring.Then, patrix drops on the counterdie under pressure, thereby forms last bearing plate.
In addition, in above-mentioned forge hot work step, on the inner surface of slotting ring, also form many lubrication grooves, on slotting ring outer surface and the corresponding position of above-mentioned lubrication groove, then formed many projectioies.These projectioies are stuck in the inwall of mother metal with holes, thereby slotting ring and mother metal are made an integral body.
From the description of this invention with reference to the accompanying drawings, can more clearly understand above-mentioned and other purposes, characteristics and advantage of the present invention.In the accompanying drawing:
To be expression put the figure of technical process of the bearing plate of board-like compressor according to the preferred embodiments of the present invention manufacturing to Fig. 1 a-1f, wherein:
Fig. 1 a represents to make first work step of making arrangements for shaping with extrusion process;
Fig. 1 b represents the work step with a bearing plate mother metal of extrusion process shaping;
Fig. 1 c is the sectional drawing that a cover is used for the forging die of forge hot bearing plate;
Fig. 1 d is that slotting ring and bearing plate mother metal all are placed on sectional drawing in the counterdie of a cover forging die in the 3rd work step;
Fig. 1 e is that the patrix of this cover forging die drops to the sectional drawing on the counterdie when slotting ring and bearing plate mother metal all are placed in the counterdie;
Fig. 1 f be expression when slotting ring and bearing plate mother metal all are placed in the counterdie, the sectional drawing of the forging die that in the 3rd work step, pressurizes;
Fig. 2 is the sectional drawing by the bearing plate of method manufacturing of the present invention;
Fig. 3 is the sectional drawing with board-like compressor of pendulum of bearing plate.
Fig. 1 a has represented first work step that slotting ring is shaped.In first work step, made a hollow elongated tubular 1 with extrusion process, and then be cut into many slotting rings 10 with the shearing machine (not shown) with predetermined diameter.Each slotting ring 10 all will insert in the hole of bearing plate, and is described below.
The external diameter of slotting ring 10 is preferably less than the internal diameter of accepting plate hole, and like this, slotting ring 10 just is easy in the patchhole.
Fig. 1 b represents second work step with extrusion process shaping bearing plate mother metal.In second work step, be a vertical plate stem 12 with aluminium alloy with the extrusion moulding machine preliminarily forming earlier with predetermined profile.This plate stem 12 has a centre bore 11, and it is cut into many bearing plate mother metals 20 with the shearing machine (not shown) after shaping.
Fig. 1 c is the forging die 30 that a cover of the present invention is used for the forge hot bearing plate.This mold 30 has two moulds: patrix 31 and counterdie 32.
Patrix 31 has a pressurizing block 33 by the pressure operation of forcing press at the center of its inside, and many vertical protrusion 34 are arranged on the outer surface of this pressurizing block 33.According to the preferred embodiment of the present invention, these projectioies 34 form many lubrication grooves 2 on the inner surface of slotting ring 10 in the process of forge hot, and therefore, method of the present invention does not just need to have formed the additional process of this lubrication groove 2.
Simultaneously, a ring seat 35 is arranged, just slotting ring 10 is being placed on this ring seat before the forge hot at the center of counterdie 32.
The mold pressing surface configuration of patrix 31 is processed into corresponding with the shape of finished product bearing plate lower surface, and the mold pressing surface configuration of counterdie 32 then is processed into corresponding with the shape of the upper surface of finished product bearing plate.
Fig. 1 d-1f represents to use the 3rd work step of a bearing plate of above-mentioned this mold shaping.In the 3rd work step, the slotting ring of making in first work step is placed on the ring seat 35 of counterdie 32.In addition, 20 of the bearing plate mother metals of in second work step, making be contained in slotting ring 10 above, and the hole 11 of mother metal 20 is enclosed within on the slotting ring 10, shown in Fig. 1 d.
Then, the pressure of forcing press is applied on the patrix 31, so just the pressurizing block 33 of patrix 31 under pressure, insert in the slotting ring 10 on the ring seat 35 that is placed on counterdie 32, shown in Fig. 1 e.In the process of pressurization, the projection 34 on the pressurizing block 33 has formed many lubrication grooves 2 on the outer surface of slotting ring 10.Because the volume of slotting ring 10 is constant under above-mentioned state, thus a part of material on slotting ring 10 outer surfaces just with lubrication groove 2 corresponding positions on protrude, thereby formed many projectioies.
On the other hand, bearing plate mother metal 20 has been forged into the shape of finished product bearing plate by patrix 31 and counterdie 32.Slotting ring 10 then becomes one with mother metal 20 under above-mentioned state in hole 11, thereby has formed a finished product bearing plate 104, shown in Fig. 1 f.Then, forcing press is removed pressure from patrix, allows patrix 31 get back to its home position shown in Fig. 1 d.Then, finished product bearing plate 104 is with slotting ring 10 depanning from counterdie 32.
In the 3rd work step, preferably a mold is heated to 200 ℃ to 450 ℃ as the forge hot work step.Under high temperature so, the processing characteristics of bearing plate mother metal 20 and slotting ring 10 has significantly improved, and can allow bearing plate 104 with bigger scale, and higher productivity ratio is produced.Above said heating-up temperature also help improving the metallographic density of finished product bearing plate 104.
Fig. 2 is the sectional drawing with the finished product bearing plate 104 of method production of the present invention.As shown in Figure 2, slotting ring 10 is contained in the hole 11 of bearing plate 104 tightly, and its projection is stuck in the sidewall in hole 11.Therefore, slotting ring 10 almost completely can not unexpectedly get loose and fall down from bearing plate 104.
As mentioned above, the invention provides a kind of method of making the bearing plate of the board-like compressor of pendulum.This method of the present invention slotting ring with different machinery and physical property and bearing plate, is made an independent integral body with the thermal forging technology method, thereby has prevented that effectively slotting ring from unexpectedly getting loose and falling down from bearing plate.In said method, many lubrication grooves also in the thermal forging technology process, on the inner surface of slotting ring, have been formed, so this method has no longer needed the operation of the formation lubrication groove that adds.Therefore, method of the present invention has been simplified the technical process of manufacturing bearing plate, and can produce bearing plate in a large number.
Though disclose several preferred embodiments of the present invention for illustrative purposes, but those skilled in the art can understand, under the prerequisite that does not break away from disclosed scope of the present invention and design in claims, can be used for various modifications, increase and substitute the present invention.
Claims (3)
1. method of bearing plate of making the board-like compressor of pendulum, it comprises the following steps:
Make slotting ring with different machineries and physical property and bearing plate mother metal shaping with holes with extruding method;
The above-mentioned bearing plate mother metal of forge hot under the state in slotting ring inserts above-mentioned mother metal with holes, thus a finished product bearing plate formed.
2. the method for claim 1 is characterized in that, above-mentioned forge hot work step comprises the following steps:
Above-mentioned slotting ring is placed on the ring seat of counterdie;
Above-mentioned bearing plate mother metal is contained in the top of above-mentioned slotting ring, and a borehole jack of this mother metal on above-mentioned slotting ring; And
Under pressure, patrix is dropped on the above-mentioned counterdie, thereby form the finished product bearing plate.
3. the method for claim 1, it is characterized in that, many lubrication grooves in above-mentioned hot forging process, on the inner surface of above-mentioned slotting ring, have been formed, and on the outer surface of above-mentioned slotting ring, with the corresponding position of above-mentioned lubrication groove on, formed many projectioies, above-mentioned projection snaps in the inwall of above-mentioned mother metal with holes, thereby slotting ring and mother metal are made an integral body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98102637A CN1079715C (en) | 1998-06-22 | 1998-06-22 | Method of producing socket plate for wobble plate compressors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN98102637A CN1079715C (en) | 1998-06-22 | 1998-06-22 | Method of producing socket plate for wobble plate compressors |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1240159A true CN1240159A (en) | 2000-01-05 |
| CN1079715C CN1079715C (en) | 2002-02-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN98102637A Expired - Fee Related CN1079715C (en) | 1998-06-22 | 1998-06-22 | Method of producing socket plate for wobble plate compressors |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1079715C (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102574196A (en) * | 2009-08-26 | 2012-07-11 | 山阳特殊制钢株式会社 | Method for manufacturing mechanical part excellent in rolling fatigue life |
| CN101395010B (en) * | 2006-03-01 | 2014-01-08 | 通用汽车环球科技运作公司 | Methods for forming articles having apertures and articles having substantially reduced residual compressive stress |
| CN103987475A (en) * | 2011-12-09 | 2014-08-13 | 山阳特殊制钢株式会社 | Method for manufacturing mechanical parts with superior rolling fatigue life |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53129164A (en) * | 1977-04-19 | 1978-11-10 | Toyoda Automatic Loom Works | Manufacturing method of shoe for swash plate compressor |
| US4270255A (en) * | 1979-03-26 | 1981-06-02 | Borg-Warner Corporation | Method of manufacturing a swash plate assembly |
| US4548254A (en) * | 1983-06-30 | 1985-10-22 | Borg-Warner Corporation | Method of manufacturing a die-cast wobble plate assembly |
-
1998
- 1998-06-22 CN CN98102637A patent/CN1079715C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101395010B (en) * | 2006-03-01 | 2014-01-08 | 通用汽车环球科技运作公司 | Methods for forming articles having apertures and articles having substantially reduced residual compressive stress |
| CN102574196A (en) * | 2009-08-26 | 2012-07-11 | 山阳特殊制钢株式会社 | Method for manufacturing mechanical part excellent in rolling fatigue life |
| CN102574196B (en) * | 2009-08-26 | 2016-02-10 | 山阳特殊制钢株式会社 | The manufacture method of the mechanical part of rolling fatigue life excellence |
| CN103987475A (en) * | 2011-12-09 | 2014-08-13 | 山阳特殊制钢株式会社 | Method for manufacturing mechanical parts with superior rolling fatigue life |
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| Publication number | Publication date |
|---|---|
| CN1079715C (en) | 2002-02-27 |
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Granted publication date: 20020227 Termination date: 20100622 |