CN107262645A - A kind of new-energy automotive air-conditioning compressor shaft bearing forming technology - Google Patents
A kind of new-energy automotive air-conditioning compressor shaft bearing forming technology Download PDFInfo
- Publication number
- CN107262645A CN107262645A CN201710516221.8A CN201710516221A CN107262645A CN 107262645 A CN107262645 A CN 107262645A CN 201710516221 A CN201710516221 A CN 201710516221A CN 107262645 A CN107262645 A CN 107262645A
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- China
- Prior art keywords
- forging
- finish
- mould
- die
- blank
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J5/00—Methods for forging, hammering, or pressing; Special equipment or accessories therefor
- B21J5/02—Die forging; Trimming by making use of special dies ; Punching during forging
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J1/00—Preparing metal stock or similar ancillary operations prior, during or post forging, e.g. heating or cooling
- B21J1/06—Heating or cooling methods or arrangements specially adapted for performing forging or pressing operations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/08—Accessories for handling work or tools
- B21J13/14—Ejecting devices
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/40—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for rings; for bearing races
Abstract
The invention discloses a kind of new-energy automotive air-conditioning compressor shaft bearing forming technology, it comprises the following steps:1) blanking;Prepare original blank;2) blocking base:By step 1) in ready original blank be heated to 150 DEG C, the original blank is taken out and uniformly coats graphitic lubricant on its surface by insulation after 10 minutes, it is then placed in heating furnace and continues to be heated to 470 DEG C, the original blank is put into Preform Die die cavity and once forged and pressed by insulation after 30 minutes, obtains prefabricated blank;3) finish-forging shapes:By step 2) in preform surface uniformly coat graphitic lubricant, put it into again in finish-forging die impression afterwards, finally shape bearing block;4) heat treatment after forging, obtains bearing block finished product.Compared with prior art, the bearing block forming technology in the present invention effectively prevent the defects such as stomata, shrinkage porosite that conventional casting methods are brought, while improving the mechanical property and production efficiency of bearing block.
Description
Technical field
The invention belongs to field of automobile, and in particular to a kind of new-energy automotive air-conditioning compressor shaft bearing shaping
Technique.
Background technology
The problems such as with global warming, atmosphere pollution and lack of energy, is increasingly severe, and international community is to automobile section
Can emission reduction and light-weighted requirement also more and more higher.New-energy automobile is because it has pollution-free, noise low and saves the spies such as resource
Point, the developing direction as future automobile industry.Planned according to " 13 ", Future New Energy Source automobile market will be strengthened further
Greatly, bearing block is as the vital part of new-energy automotive air-conditioning system, and its demand also can constantly increase.There is bearing block shape to answer
Miscellaneous, the characteristics of inner chamber ladder is more, its traditional diamond-making technique has:Gravitational casting, machining etc..Wherein gravitational casting production is imitated
Rate is relatively low, is also easy to produce the internal flaws such as stomata, shrinkage porosite;It is machined not only low production efficiency, and stock utilization is low, cost
It is higher;Increasingly increase with the sales volume of new-energy automobile, traditional mode of production obviously can not meet the demand of society.
The content of the invention
It is an object of the invention to provide a kind of new-energy automotive air-conditioning compressor shaft bearing forming technology, it can effectively keep away
Exempt from the defects such as stomata, shrinkage porosite that conventional casting methods are brought to bearing block.
To achieve the above object, the present invention provides following technical scheme:
A kind of new-energy automotive air-conditioning compressor shaft bearing forming technology, it is characterised in that comprise the following steps:
1) blanking:Require to prepare the original blank of patty according to the size on processing drawing, the material of original blank is
Aluminium alloy;
2) blocking base:By step 1) in ready original blank be heated to 150 DEG C, by the original after insulation 10 minutes
Beginning blank takes out and uniformly coats graphitic lubricant on its surface, is then placed in heating furnace and continues to be heated to 470 DEG C, insulation 30
The original blank is put into Preform Die die cavity after minute and once forged and pressed, during once forging and pressing, Preform Die
Mould extrudes the original blank with 10-15mm/s speed on blocking, and then obtains prefabricated blank, and the outer ring of prefabricated blank is prefabricated blank
Flange, middle part is that the prefabricated blank groove in prefabricated blank groove, the prefabricated blank is corresponding with mould on the blocking of the Preform Die;
3) finish-forging shapes:By step 2) in preform surface uniformly coat graphitic lubricant, put it into end again afterwards
In forging mould impression, mould extrudes the prefabricated blank with 10-15mm/s speed on the finish-forging of the finish-forging die, so it is final into
Shape goes out bearing block, and bearing seating face is corresponding with mould under the finish-forging in the finish-forging die, bearing block inner chamber and the finisher
Mould is corresponding on finish-forging in tool;
4) heat treatment after forging:By step 3) in Process for Bearing Seat at 530 DEG C solid solution 3h, 160 DEG C of timeliness 9h, alloy exists
High temperature monophase field is kept for a period of time, the supersaturated solid solution of alloy is fully dissolved, then by Ageing Treatment, is made hardening constituent
Disperse educt, eliminates the distortion energy that forging is brought, obtains bearing block finished product.
Preferably, step 2) in Preform Die blocking on mould extruded with 12mm/s speed.
Preferably, step 3) in finish-forging die finish-forging on mould extruded with 15mm/s speed.
Preferably, the finish-forging die include mould circle stress on finish-forging, mould circle stress and end under knockout rod, finish-forging on finish-forging
Mould circle stress is sheathed on the upper end of mould on mould outer wall on finish-forging, finish-forging and is provided with finish-forging upper padding plate on the lower knockout rod of forging, the finish-forging,
The inside of mould is provided with knockout rod on the first groove of up/down perforation, the finish-forging and penetrated in the first groove on finish-forging, the finish-forging
The lower end that lower mould circle stress is sheathed on mould under mould outer wall under finish-forging, finish-forging is provided with finish-forging lower bolster, and the inside of mould is provided with finish-forging
Knockout rod penetrates the second groove under second groove of up/down perforation, the finish-forging.
Compared with prior art, the beneficial effects of the invention are as follows:
The method shaped present invention employs blocking base, finish-forging shapes new-energy automotive air-conditioning compressor shaft bearing, can
To realize the Accurate Shaping of bearing block, the internal flaw of bearing seat material is improved, mechanical property and the life of bearing block is improved
Produce efficiency.Compared with traditional machining, present invention preserves metal streamline, the service life of bearing block is improved, simultaneously
The problem of easily appearance is folded, ftractureed, load is too high in an excellent suitability for press forming is avoided, the requirement to equipment is reduced, improved
Product qualification rate.
Brief description of the drawings
Fig. 1 is structural representation of the Preform Die under blocking base state in the embodiment of the present invention.
Fig. 2 is structural representation of the finish-forging die under finish-forging shaped state in the embodiment of the present invention.
Fig. 3 is the structural representation of the original blank in the embodiment of the present invention.
Fig. 4 is the structural representation of prefabricated blank in the embodiment of the present invention.
Fig. 5 is embodiments of the invention bottom bracket inner-cavity structure schematic diagram.
Fig. 6 is the bearing block outer surface schematic diagram of the present invention.
Label in figure:1. mould under mould, 4. blocking upper padding plates, 5. blockings on blocking lower bolster, 2. blocking knockout rods, 3. blockings
Mould under mould, 7. finish-forging lower bolsters, 8. finish-forgings under circle stress, 6. blockings, mould on 9. finish-forgings, 10. finish-forging upper padding plates, on 11. finish-forgings
It is knockout rod under mould circle stress, 14. finish-forgings under mould circle stress, 13. finish-forgings on knockout rod, 12. finish-forgings, 15. original blanks, 16. pre-
Base flange, 17. prefabricated blank grooves, 18. bearing block inner chambers, 19. bearing block outer surfaces.
Embodiment
The technical scheme in the embodiment of the present invention will be clearly and completely described below, it is clear that described implementation
Example only a part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, this area is common
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belongs to the model that the present invention is protected
Enclose.
Embodiment one
Refer to shown in Fig. 1-6, a kind of new-energy automotive air-conditioning compressor shaft bearing forming technology, it includes following step
Suddenly:
1) blanking:Require to prepare the original blank of patty according to the size on processing drawing, the material of original blank is
Aluminium alloy;
2) blocking base:By step 1) in ready original blank be heated to 150 DEG C, by the original after insulation 10 minutes
Beginning blank takes out and uniformly coats graphitic lubricant on its surface, is then placed in heating furnace and continues to be heated to 470 DEG C, insulation 30
The original blank is put into Preform Die die cavity after minute and once forged and pressed, during once forging and pressing, Preform Die
Mould extrudes on the original blank, the blocking of usual Preform Die mould with 12mm/s speed with 10-15mm/s speed on blocking
Degree extruding, and then prefabricated blank is obtained, the outer ring of prefabricated blank is prefabricated blank flange, and middle part is in prefabricated blank groove, the prefabricated blank
Prefabricated blank groove it is corresponding with mould on the blocking of the Preform Die;
3) finish-forging shapes:By step 2) in preform surface uniformly coat graphitic lubricant, put it into end again afterwards
In forging mould impression, mould extrudes the prefabricated blank, usual finisher with 10-15mm/s speed on the finish-forging of the finish-forging die
Mould is extruded with 15mm/s speed on the finish-forging of tool, and then finally shapes bearing block, bearing seating face and the finish-forging die
In finish-forging under mould it is corresponding, bearing block inner chamber is corresponding with mould on the finish-forging in the finish-forging die;
4) heat treatment after forging:By step 3) in Process for Bearing Seat at 530 DEG C solid solution 3h, 160 DEG C of timeliness 9h, alloy exists
High temperature monophase field is kept for a period of time, the supersaturated solid solution of alloy is fully dissolved, then by Ageing Treatment, is made hardening constituent
Disperse educt, eliminates the distortion energy that forging is brought, obtains bearing block finished product.
Finish-forging die includes mould circle stress 12 on finish-forging, on finish-forging under knockout rod 11, finish-forging under mould circle stress 13 and finish-forging
Mould circle stress 12 is sheathed on the upper end of mould 9 on the outer wall of mould 9, finish-forging on finish-forging provided with pad on finish-forging on knockout rod 14, the finish-forging
The inside of mould 9 is provided with knockout rod 11 on the first groove of up/down perforation, the finish-forging and penetrated in the first groove on plate 10, finish-forging,
Mould circle stress 13 is sheathed on the lower end of mould 8 under the outer wall of mould 8, finish-forging under finish-forging and is provided with finish-forging lower bolster 7 under the finish-forging, under finish-forging
The inside of mould 8 is provided with knockout rod 14 under the second groove of up/down perforation, the finish-forging and penetrates the second groove.
In new-energy automotive air-conditioning compressor shaft bearing shaping process, the action of Preform Die and finish-forging die
Journey:
During blocking base, original blank 15 is put under blocking in mould 6, mould 3 starts descending squeeze on blocking when shaping starts
Original blank 15 is pressed, the metal at the middle part of original blank 15 flows on blocking under the drive of mould 3 to the die cavity of mould under blocking 6, shape
Into a prefabricated blank groove 17, the edge shaping of original blank 15 goes out prefabricated blank flange 16, and mould 3 is to material on shaping later stage blocking
It is compacted, shapes prefabricated blank.Shaping terminates the backhaul of mould 3 on rear blocking, and blocking knockout rod 2 is moved up, prefabricated blank top
Go out the die cavity of mould 6 under blocking.
Original blank 15 makes metal distributively more uniform in finish-forging forming process, finish-forging by the shaping of blocking base
During shaping, prefabricated blank is placed under finish-forging on mould 8, mould 9 starts descending on finish-forging when shaping starts, and knockout rod 11 first connects on finish-forging
Prefabricated blank is contacted, as mould 9 is continued traveling downwardly on finish-forging, bearing block inner chamber 18 is shaped out, forms bearing block outer surface afterwards
19, after finish-forging shaping terminates, the backhaul of mould 9 on finish-forging is stuck on finish-forging on mould 9 if there is high temperature step, can pass through finish-forging
The upper dnockout of knockout rod 11;, can be by the dnockout of knockout rod under finish-forging 14, after feeding if being stuck under finish-forging at mould 8, knockout rod on finish-forging
11 or finish-forging under knockout rod 14 return to initial position.
Above content is only to structure example of the present invention and explanation, affiliated those skilled in the art couple
Described specific embodiment is made various modifications or supplement or substituted using similar mode, without departing from invention
Structure surmounts scope defined in the claims, all should belong to protection scope of the present invention.
Claims (4)
1. a kind of new-energy automotive air-conditioning compressor shaft bearing forming technology, it is characterised in that comprise the following steps:
1) blanking:Require to prepare the original blank of patty according to the size on processing drawing, the material of original blank is closed for aluminium
Gold;
2) blocking base:By step 1) in ready original blank be heated to 150 DEG C, by the original base after insulation 10 minutes
Material takes out and uniformly coats graphitic lubricant on its surface, is then placed in heating furnace and continues to be heated to 470 DEG C, is incubated 30 minutes
The original blank is put into Preform Die die cavity afterwards and once forged and pressed, during once forging and pressing, the blocking of Preform Die
Upper mould extrudes the original blank with 10-15mm/s speed, and then obtains prefabricated blank, and the outer ring of prefabricated blank is prefabricated blank method
Orchid, middle part is that the prefabricated blank groove in prefabricated blank groove, the prefabricated blank is corresponding with mould on the blocking of the Preform Die;
3) finish-forging shapes:By step 2) in preform surface uniformly coat graphitic lubricant, put it into finisher again afterwards
Have in impression, mould extrudes the prefabricated blank with 10-15mm/s speed on the finish-forging of the finish-forging die, and then finally shapes
Bearing block, bearing seating face is corresponding with mould under the finish-forging in the finish-forging die, in bearing block inner chamber and the finish-forging die
Finish-forging on mould it is corresponding;
4) heat treatment after forging:By step 3) in Process for Bearing Seat at 530 DEG C solid solution 3h, 160 DEG C of timeliness 9h, alloy is in high temperature
Monophase field is kept for a period of time, the supersaturated solid solution of alloy is fully dissolved, then by Ageing Treatment, is made hardening constituent disperse
Separate out, eliminate the distortion energy that forging is brought, obtain bearing block finished product.
2. a kind of new-energy automotive air-conditioning compressor shaft bearing forming technology according to claim 1, it is characterised in that:Step
It is rapid 2) in Preform Die blocking on mould extruded with 12mm/s speed.
3. a kind of new-energy automotive air-conditioning compressor shaft bearing forming technology according to claim 2, it is characterised in that:Step
It is rapid 3) in finish-forging die finish-forging on mould extruded with 15mm/s speed.
4. a kind of new-energy automotive air-conditioning compressor shaft bearing forming technology according to claim 1, it is characterised in that:Institute
Stating finish-forging die includes knockout rod, the end under mould circle stress under knockout rod, finish-forging on mould circle stress on finish-forging, finish-forging and finish-forging
Mould circle stress is sheathed on the upper end of mould on mould outer wall on finish-forging, finish-forging and is provided with finish-forging upper padding plate in forging, and the inside of mould is set on finish-forging
There is knockout rod on the first groove of up/down perforation, the finish-forging to penetrate in the first groove, mould circle stress is sheathed under the finish-forging
The lower end of mould is provided with finish-forging lower bolster under mould outer wall under finish-forging, finish-forging, the inside of mould second leading to provided with up/down perforation under finish-forging
Knockout rod penetrates the second groove under groove, the finish-forging.
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CN201710516221.8A CN107262645A (en) | 2017-06-29 | 2017-06-29 | A kind of new-energy automotive air-conditioning compressor shaft bearing forming technology |
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Cited By (12)
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CN107838353A (en) * | 2017-12-17 | 2018-03-27 | 江苏威鹰机械有限公司 | A kind of warm forging mold for extruding and forming |
CN107931496A (en) * | 2017-11-23 | 2018-04-20 | 湖南高致精工机械有限公司 | A kind of method and upset head mould for processing fixing card |
CN108160904A (en) * | 2017-12-17 | 2018-06-15 | 江苏威鹰机械有限公司 | New-energy automobile bearing block and its manufacturing process |
CN108262434A (en) * | 2017-12-25 | 2018-07-10 | 华中科技大学 | A kind of increment die-forging forming method towards aluminium alloy strand |
CN108973567A (en) * | 2018-08-31 | 2018-12-11 | 北京航大新材科技有限公司 | The split type I type distance rod of aluminium alloy and its preparation process and agitating friction are welded method of completing the square |
CN109263421A (en) * | 2018-08-31 | 2019-01-25 | 北京航大新材科技有限公司 | Split type V-type distance rod of aluminium alloy and preparation method thereof is pressed method of completing the square with rivet hot |
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CN109926503A (en) * | 2019-04-09 | 2019-06-25 | 浙江继望锻造科技有限公司 | A kind of steel are lossless forging molding equipment and processing technology |
CN112893731A (en) * | 2021-01-18 | 2021-06-04 | 泉州惠建精密科技有限公司 | Forging press |
CN114535486A (en) * | 2022-03-18 | 2022-05-27 | 湘潭大学 | Forging forming method and die for shell part plates with different thicknesses |
CN114589280A (en) * | 2022-04-19 | 2022-06-07 | 无锡派克新材料科技股份有限公司 | High-temperature antioxidant alloy die forging die and die forging method thereof |
CN115106728A (en) * | 2022-07-20 | 2022-09-27 | 江苏龙城精锻集团有限公司 | Steel cover plate part of air-conditioning compressor and manufacturing process thereof |
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CN108160904A (en) * | 2017-12-17 | 2018-06-15 | 江苏威鹰机械有限公司 | New-energy automobile bearing block and its manufacturing process |
CN107838353A (en) * | 2017-12-17 | 2018-03-27 | 江苏威鹰机械有限公司 | A kind of warm forging mold for extruding and forming |
CN108262434B (en) * | 2017-12-25 | 2019-08-30 | 华中科技大学 | A kind of increment die-forging forming method towards aluminium alloy slab |
CN108262434A (en) * | 2017-12-25 | 2018-07-10 | 华中科技大学 | A kind of increment die-forging forming method towards aluminium alloy strand |
CN108973567A (en) * | 2018-08-31 | 2018-12-11 | 北京航大新材科技有限公司 | The split type I type distance rod of aluminium alloy and its preparation process and agitating friction are welded method of completing the square |
CN109263421A (en) * | 2018-08-31 | 2019-01-25 | 北京航大新材科技有限公司 | Split type V-type distance rod of aluminium alloy and preparation method thereof is pressed method of completing the square with rivet hot |
CN109365704A (en) * | 2018-12-02 | 2019-02-22 | 瓦房店世强轴承制造有限公司 | Jumping-up and bottom knockout rush blind hole device |
CN109926503A (en) * | 2019-04-09 | 2019-06-25 | 浙江继望锻造科技有限公司 | A kind of steel are lossless forging molding equipment and processing technology |
CN112893731A (en) * | 2021-01-18 | 2021-06-04 | 泉州惠建精密科技有限公司 | Forging press |
CN114535486A (en) * | 2022-03-18 | 2022-05-27 | 湘潭大学 | Forging forming method and die for shell part plates with different thicknesses |
CN114535486B (en) * | 2022-03-18 | 2024-03-05 | 湘潭大学 | Forging forming method and die for unequal-thickness shell piece plate |
CN114589280A (en) * | 2022-04-19 | 2022-06-07 | 无锡派克新材料科技股份有限公司 | High-temperature antioxidant alloy die forging die and die forging method thereof |
CN115106728A (en) * | 2022-07-20 | 2022-09-27 | 江苏龙城精锻集团有限公司 | Steel cover plate part of air-conditioning compressor and manufacturing process thereof |
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Application publication date: 20171020 |