CN100423872C - Extrusion casting preparation method for aluminium alloy automobile engine bracket - Google Patents

Extrusion casting preparation method for aluminium alloy automobile engine bracket Download PDF

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CN100423872C
CN100423872C CNB2006101183861A CN200610118386A CN100423872C CN 100423872 C CN100423872 C CN 100423872C CN B2006101183861 A CNB2006101183861 A CN B2006101183861A CN 200610118386 A CN200610118386 A CN 200610118386A CN 100423872 C CN100423872 C CN 100423872C
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alloy
aluminium
automobile engine
extrusion casting
aluminium alloy
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CN1951605A (en
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刘六法
丁怀新
彭立明
王迎新
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SHANGHAI LIGHT ALLOY NET FORMING NATIONAL ENGINEERING RESEARCH CENTER Co Ltd
Shanghai Jiaotong University
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SHANGHAI LIGHT ALLOY NET FORMING NATIONAL ENGINEERING RESEARCH CENTER Co Ltd
Shanghai Jiaotong University
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Abstract

The invention relates to a compression casting method for producing aluminum alloy engine support of vehicle. Wherein, it uses aluminum alloy, heats, fuses, refines, changes, irrigates; the mould uses one-mould two-chamber symmetry method, it transmits alloy liquid into the compression casting machine, the punch head of casting machine pushes the alloy liquid to the mould and pressurizes to crystallize it, to obtain the casting element, then solidifies the element, to obtain the engine support. The invention has dense organism, fine crystal, and improved property after T6 solidification strengthen process.

Description

The extrusion casting preparation method of aluminium alloy automobile engine bracket
Technical field
The present invention relates to a kind of preparation method of automobile engine bracket, be specifically related to a kind of extrusion casting preparation method of aluminium alloy automobile engine bracket.Belong to alloy manufacturing technology field.
Background technology
In the keen competition of world's automobile market, each state is all developing to high-quality, high reliability, direction in light weight, energy-conservation, low-cost.Aspect material, show as lightweight, with aluminium alloy instead of part steel (iron) part, to reach automobile to high-quality, the requirement of development cheaply; Show as science at process aspect, replace traditional technology to reach the raising semifinished product precision, reduce allowance, reduce raw materials consumption, the purpose that reduces cost with advanced technologies.Will further enlarge the utilization of aluminum alloy materials at vehicle structure and power assembly system, the preparation method of existing aluminium alloy castings and manufacturing process have been difficult to satisfy this requirement.
According to statistics in 2003 (casting Vol.54 No.12): the aluminium casting of China's gravity and sand casting accounts for 26.1% of aluminium casting total amount, the aluminium casting proportion of compression casting and low pressure casting is respectively 44.53% and 25.47%, and the aluminium casting that utilizes the Extrution casting technique production of precise forming only accounts for 3.89% of total foundry goods amount, compares a certain distance in addition with world developed country.
At present, the automobile of China presents following several form with aluminium alloy engine support aluminium casting manufacturing mode: sand casting, gravitational casting, low pressure casting and compression casting; The automobile that produces with these traditional technologies presents quality problems in various degree such as cold shut, depression, crackle with the aluminium alloy engine support in outward appearance, and tend to occur fatal defectives such as pore, shrinkage cavity, pin hole in inside, thereby had a strong impact on the performance of product.Simultaneously, defective such as because of yield rate is lower, resource and energy utilization rate are low, and aluminium waste regeneration rate is not high, and environmental pollution is serious has hindered the development of automobile high-speed.Show after deliberation, adopt the automobile of the extrusion casting method exploitation of advanced Extrution casting technique and precise forming to surpass the level of producing similar aluminium alloy castings with other modes, also do not reach this type of level at home and abroad with aluminium alloy engine support product.
Summary of the invention
The objective of the invention is at the deficiencies in the prior art, a kind of extrusion casting preparation method of aluminium alloy automobile engine bracket is proposed, under the lower condition of resource and energy resource consumption, product dense structure is even, combination property further improves, and meets high-quality, the high performance requirement of auto parts and components.
For realizing this purpose, the present invention has adopted advanced Extrution casting technique to carry out the preparation of automobile engine bracket, and the alloy material of employing is an aluminium alloy, heats up through concentrating melting furnace, and fusing, refining and rotten the processing are poured into a mould then.Mould adopts a mould two chamber symmetrical distribution forms, carry alloy liquid to the extrusion casting machine charging basket, the extrusion casting machine drift is injected alloy liquid and supercharging makes the aluminum alloy melt crystallization to the engine support mold cavity, obtain engine support extrusion casint part, again part is carried out the solid solution aging intensive treatment, obtain the engine support that the superior automobile of mechanical property is used.
Method of the present invention specifically comprises the steps:
1, the percentage by weight of aluminum alloy materials component is: 6.5-7.5%Si, and 0.15~0.2%Fe, 0.07~0.1%Cu, 0.056~0.1%Mn, 0.25~0.45%Mg, Zn<0.1%, Ni<0.05%, Pb<0.05%, Sn<0.05%, all the other are Al.
2,500 kilograms concentrated melting furnace is heated up, when treating that temperature rises to 300 ± 10 ℃, aluminum alloy materials is added in the concentrated melting furnace, when continuing to be warmed up to 730 ± 20 ℃, aluminium alloy all changes the bull ladle insulation over to after the dissolving, adding consumption is the refining agent of the 0.5-2% of aluminium liquid measure, and adding consumption is the grain refiner of the 0.5-2% of aluminium liquid measure.With bell jar refining agent and grain refiner are pressed into about 100mm height at the bottom of the crucible, and make circumference and stir, alloy was carried out the refining refinement 5-40 minute, not having bubble up to liquid level emerges, after leaving standstill 10-40 minute, adding consumption is the deslagging agent of the 0.1-0.3% of aluminium liquid measure, fish for surface scum after, be cooled to 620-670 ℃ and can prepare cast.
3, automobile engine fixed support casting die adopts a mould two chamber symmetrical distribution forms, one mould, two cavity moulds are fixed on the horizontal indirect extrusion casting machine of 350T, with mould and die preheating to 100~150 ℃, in mold cavity, evenly spray one deck then and have releasing agent heat insulation, insulation effect, 10~15 microns of coating layer thicknesses continue heating mould to 220-300 ℃.
4, adopt the manipulator scoop to carry alloy liquid to the extrusion casting machine charging basket from holding furnace, the extrusion casting machine drift steadily advances alloy liquid, quick supercharging solidification and crystallization to mold cavity, at this moment regulating Squeeze Casting Parameters on Microstructure is: squeeze pressure 75-110MPa, dwell time 12-30s, filling velocity 0.1-0.8m/s, filling time 1-7s, filling type finishes, active and inactive mold separately takes out foundry goods, finishes the manufacture process of automobile with the aluminium alloy engine support.
5, the blank with the extrusion casint moulding carries out solution aging (T6) heat treatment, and blank is placed heat-treatment furnace, heats 2 hours to 520 ± 20 ℃ with stove, is incubated 6~8 hours and comes out of the stove, and quenches in about 20 ℃ of water temperature; Carry out 150 ± 20 ℃ * 6 hours Ageing Treatment again, obtain automobile aluminium alloy engine support, its combination property is significantly improved.
The aluminium liquid term of validity among the present invention after the refining is 4 hours, must scoop out above 4 hours aluminium liquid and do the foundry returns use.When adopting foundry returns, virgin material is no less than 40% in the aluminum alloy materials of the concentrated melting furnace of adding.
Concentrated melting furnace of the present invention can adopt resistance wire heating furnace or fuel oil heating; The fusing amount is 400~500 kilograms in the stove, 2~3 hours/stove of burn-off rate; Melting furnace can adopt burner hearth temperature control and alloy hydraulic control temperature dual mode.
Compared with prior art, the automobile that the present invention adopts the Extrution casting technique manufacturing to form aluminium alloy engine support, its good combination property, alloy is crystalline forming under sufficient pressure, can not form defectives such as pore, shrinkage cavity and pin hole in goods, thereby its dense structure is even, and crystal grain is thinner; After the molten admittedly intensive treatment of T6, the performance of product has obtained further reinforcement, has higher tensile strength, higher yield strength and percentage elongation; The automobile that the present invention forms with Extrution casting technique manufacturing aluminium alloy engine support can improve semifinished product precision, reduces allowance, realizes the low consumption of the resource and the energy, impels the raising of economic benefit.
The specific embodiment
Below by concrete example technical scheme of the present invention is described in detail.
Embodiment 1
Used aluminum alloy materials percentage by weight and alloying component are as follows: 6.5-7.5%Si, 0.15~0.2%Fe, 0.07~0.1%Cu, 0.056~0.1%Mn, 0.25~0.45%Mg, Zn<0.1%, Ni<0.05%, Pb<0.05%, Sn<0.05%, all the other are Al.
When first concentrated melting furnace with 500 kilograms is warmed up to 290 ℃, aluminum alloy materials is added in the concentrated melting furnace, when treating that temperature rises to 720 ℃, aluminium alloy ingots all dissolves, materials after changing bull ladle over to, (defective adjust with intermediate alloy) continues 720 ℃ of insulations down the qualified back of spectrum analysis, alloy was carried out the refining refinement 10 minutes, during the refining refinement, with bell jar refining agent (refining agent consumption be aluminium liquid measure 0.5%), grain refiner (consumption be aluminium liquid measure 0.5%) is pressed into about 100mm height at the bottom of the crucible, and makes circumference and stir, during stirring incidentally angle move up and down, do not have bubble up to liquid level and emerge, leave standstill 10 minutes after, do scraping blade test, aluminium liquid does not have bubble and separates out, add deslagging agent (consumption be total aluminium liquid measure 0.1%), fish for surface scum after, be cooled to 670 ℃ and can prepare cast.
Automobile engine fixed support casting die adopts the design of a mould two chamber symmetrical distribution forms, take into full account the importance of flowability in the extrusion casint process of type, exhaust, feeding and alloy during technological design, sprue and fork type cross gate, rectangle ingate size are formed by connecting according to a certain percentage, ingate and overflow launder are by one to one design, the metal passage of its formation can reduce the resistance in the metal flow process, can avoid the generation of casting defect effectively.
One mould, two cavity moulds are fixed on the left and right sides mould bases of the horizontal indirect extrusion casting machine of 350T, adopt the particular manufacturing craft attemperating unit to control mold temperature, at first be preheated to 100~150 ℃, in mold cavity, evenly spray one deck then and have releasing agent heat insulation, insulation effect, 10~15 microns of coating layer thicknesses continue heating mould to 220 ℃.
Adopt the manipulator scoop to carry alloy liquid from holding furnace to the extrusion casting machine charging basket, the extrusion casting machine drift steadily advances alloy liquid, quick supercharging solidification and crystallization to mold cavity, at this moment regulates Squeeze Casting Parameters on Microstructure and is:
Temperature (℃) Pouring temperature ??670 Mold temperature 220 Release link length ?575mm
Pressure (MPa) Squeeze pressure ??80 Supercharging dislocation 290mm The material joint length ?45mm
Time (s) Dwell time ??12 Material handle length 15~20mm Water swivel length ?12mm
Drift position (mm) ??60 ??192 ??192 220 ??220 ?306
Drift speed (mm/s) ??200 ??200 ??65 65 ??95 ?95
Fill type and finish, active and inactive mold separately takes out foundry goods, has finished the manufacture process of automobile with the aluminium alloy engine support.
The support blank of extrusion casint moulding is carried out solution aging (T6) heat treatment, blank is placed heat-treatment furnace, heated 2 hours to 520 ± 5 ℃, be incubated 7.5 hours and come out of the stove, in about 20 ℃ of water temperature, quench with stove; Carry out 150 ± 5 ℃ * 6 hours Ageing Treatment again, obtain the aluminium alloy engine support that automobile is used.The engine support foundry goods entity sampling and testing of making, its macroscopical pinhole rate grade is secondary (with reference to GB10851-89), tensile strength is greater than 278MPa, yield strength 92MPa, hardness mean value is HB94, combination property is significantly improved.
Embodiment 2
Used aluminum alloy materials percentage by weight and alloying component are as follows: 6.5-7.5%Si, 0.15~0.2%Fe, 0.07~0.1%Cu, 0.056~0.1%Mn, 0.25~0.45%Mg, Zn<0.1%, Ni<0.05%, Pb<0.05%, Sn<0.05%, all the other are Al.
When first concentrated melting furnace with 500 kilograms is warmed up to 300 ℃, aluminum alloy materials is added in the concentrated melting furnace, when treating that temperature rises to 730 ℃, aluminium alloy ingots all changes the bull ladle insulation over to after the dissolving, alloy was carried out the refining refinement 25 minutes, during the refining refinement, with bell jar refining agent (refining agent consumption be aluminium liquid measure 1%), grain refiner (consumption be aluminium liquid measure 1%) is pressed into about 100mm height at the bottom of the crucible, and make circumference and stir, do not have bubble up to liquid level and emerge, leave standstill 25 minutes after, the deslagging agent of adding (consumption is total aluminium liquid measure 0.2%), after fishing for surface scum, be cooled to 650 ℃ and can prepare cast.
One mould, two cavity moulds are fixed on the left and right sides mould bases of the horizontal indirect extrusion casting machine of 350T, adopt the particular manufacturing craft attemperating unit to control mold temperature, at first be preheated to 100~150 ℃, in mold cavity, evenly spray one deck then and have releasing agent heat insulation, insulation effect, 10~15 microns of coating layer thicknesses continue heating mould to 250 ℃.
Adopt the manipulator scoop to carry alloy liquid from holding furnace to the extrusion casting machine charging basket, the extrusion casting machine drift steadily advances alloy liquid, quick supercharging solidification and crystallization to mold cavity, at this moment regulates Squeeze Casting Parameters on Microstructure and is:
Temperature (℃) Pouring temperature ??650 Mold temperature ??250 Release link length ??575mm
Pressure (MPa) Squeeze pressure ??90 Supercharging dislocation ??280mm The material joint length ??45mm
Time (s) Dwell time ??18 Material handle length ??20~25mm Water swivel length ??12mm
Drift position (mm) ??60 ??192 ??192 ??220 ??220 ??306
Drift speed (mm/s) ??200 ??200 ??50 ??50 ??80 ??80
Fill type and finish, active and inactive mold separately takes out foundry goods, has finished the manufacture process of automobile with the aluminium alloy engine support.
The support blank of extrusion casint moulding is carried out solution aging (T6) heat treatment, blank is placed heat-treatment furnace, heated 2 hours to 520 ± 10 ℃ with stove, insulation years 8 hours is come out of the stove, and quenches in about 20 ℃ of water temperature; Carry out 150 ± 10 ℃ * 6 hours Ageing Treatment again, obtain the aluminium alloy engine support that automobile is used.The engine support foundry goods of this technology manufacturing is the entity sampling and testing, and its macroscopical pinhole rate grade is one-level (with reference to GB10851-89), and tensile strength is greater than 275MPa, and yield strength 95MPa, hardness mean value are HB93.
Embodiment 3
Used aluminum alloy materials percentage by weight and alloying component are as follows: 6.5-7.5%Si, 0.15~0.2%Fe, 0.07~0.1%Cu, 0.056~0.1%Mn, 0.25~0.45%Mg, Zn<0.1%, Ni<0.05%, Pb<0.05%, Sn<0.05%, all the other are Al.
When first concentrated melting furnace with 500 kilograms is warmed up to 310 ℃, aluminum alloy materials is added in the concentrated melting furnace with new (virgin material is no less than 40%) old material proportioning, when treating that temperature rises to 750 ℃, aluminium alloy ingots all dissolves, continue 750 ℃ of insulations down after changing bull ladle over to, alloy was carried out the refining refinement 35 minutes, during the refining refinement, with bell jar refining agent (consumption be aluminium liquid measure 2%), grain refiner (consumption be aluminium liquid measure 2%) is pressed into about 100mm height at the bottom of the crucible, and make circumference and stir, when mixing incidentally angle move up and down, do not have bubble up to liquid level and emerge, after leaving standstill 40 minutes, do scraping blade test, aluminium liquid does not have bubble separates out, and adds deslagging agent (consumption be total aluminium liquid measure 0.3%), after fishing for surface scum, be cooled to 630 ℃ and can prepare cast.
One mould, two cavity moulds are fixed on the left and right sides mould bases of the horizontal indirect extrusion casting machine of 350T, adopt the particular manufacturing craft attemperating unit to control mold temperature, at first be preheated to 100~150 ℃, in mold cavity, evenly spray one deck then and have releasing agent heat insulation, insulation effect, 10~15 microns of coating layer thicknesses continue heating mould to 300 ℃.
Adopt the manipulator scoop to carry alloy liquid from holding furnace to the extrusion casting machine charging basket, the extrusion casting machine drift steadily advances alloy liquid, quick supercharging solidification and crystallization to mold cavity, at this moment regulates Squeeze Casting Parameters on Microstructure and is:
Temperature (℃) Pouring temperature ??630 Mold temperature ??300 Release link length ??575mm
Pressure (MPa) Squeeze pressure ??100 Supercharging dislocation ??300mm The material joint length ??45mm
Time (s) Dwell time ??30 Material handle length ??25~30mm Water swivel length ??12mm
Drift position (mm) ??60 ??192 ??192 ??220 ??220 ??306
Drift speed (mm/s) ??200 ??200 ??80 ??80 ??90 ??90
Fill type and finish, active and inactive mold separately takes out foundry goods, has finished the manufacture process of automobile with the aluminium alloy engine support.
The support blank of extrusion casint moulding is carried out solution aging (T6) heat treatment, blank is placed heat-treatment furnace, heated 2 hours to 520 ± 20 ℃ with stove, insulation years 7 hours is come out of the stove, and quenches in about 20 ℃ of water temperature; Carry out 150 ± 20 ℃ * 6 hours Ageing Treatment again, obtain the aluminium alloy engine support that automobile is used.The engine support foundry goods of this technology manufacturing is the entity sampling and testing, and its macroscopical pinhole rate grade is one-level (with reference to GB10851-89), and tensile strength is greater than 270MPa, and yield strength 92MPa, hardness mean value are HB96.

Claims (3)

1. the extrusion casting preparation method of an aluminium alloy automobile engine bracket is characterized in that comprising the steps:
1) percentage by weight of aluminum alloy materials component is: 6.5-7.5%Si, and 0.15~0.2%Fe, 0.07~0.1%Cu, 0.056~0.1%Mn, 0.25~0.45%Mg, Zn<0.1%, Ni<0.05%, Pb<0.05%, Sn<0.05%, all the other are Al;
2) 500 kilograms concentrated melting furnace is heated up, when treating that temperature rises to 300 ± 10 ℃, aluminum alloy materials is added in the concentrated melting furnace, when continuing to be warmed up to 730 ± 20 ℃, aluminium alloy all changes the bull ladle insulation over to after the dissolving, adding consumption is the refining agent of the 0.5-2% of aluminium liquid measure, adding consumption is the grain refiner of the 0.5-2% of aluminium liquid measure, with bell jar refining agent and grain refiner are pressed into 100mm height at the bottom of the crucible, and make circumference and stir, alloy was carried out the refining refinement 5-40 minute, do not have bubble up to liquid level and emerge, leave standstill 10-40 minute after, adding consumption is the deslagging agent of the 0.1-0.3% of aluminium liquid measure, after fishing for surface scum, be cooled to 620-670 ℃ and prepare cast;
3) automobile engine fixed support casting die adopts a mould two chamber symmetrical distribution forms, mould is fixed on the horizontal indirect extrusion casting machine of 350T, be preheated to 100~150 ℃, in mold cavity, evenly spray one deck then and have releasing agent heat insulation, insulation effect, 10~15 microns of coating layer thicknesses continue heating mould to 220-300 ℃;
4) adopt the manipulator scoop to carry alloy liquid to the extrusion casting machine charging basket from holding furnace, the extrusion casting machine drift steadily advances alloy liquid, quick supercharging solidification and crystallization to mold cavity, the adjusting Squeeze Casting Parameters on Microstructure is: squeeze pressure 75-110MPa, dwell time 12-30s, filling velocity 0.1-0.8m/s, filling time 1-7s; Take out foundry goods, obtain the automobile engine bracket blank;
5) the automobile engine bracket blank is placed heat-treatment furnace, heated 2 hours to 520 ± 20 ℃, be incubated 6~8 hours and come out of the stove, in 20 ℃ of water temperatures, quench with stove; Carry out 150 ± 20 ℃ * 6 hours Ageing Treatment again, obtain aluminium alloy automobile engine bracket.
2. according to the extrusion casting preparation method of the aluminium alloy automobile engine bracket of claim 1, it is characterized in that described concentrated melting furnace adopts resistance wire heating furnace or fuel oil heating; The fusing amount is 400~500 kilograms in the stove, 2~3 hours/stove of burn-off rate; Melting furnace adopts burner hearth temperature control and alloy hydraulic control temperature dual mode.
3. according to the extrusion casting preparation method of the aluminium alloy automobile engine bracket of claim 1, it is characterized in that the aluminium liquid after the described refining and use if surpass 4 hours and then make foundry returns; When adopting foundry returns, virgin material is no less than 40% in the aluminum alloy materials of the concentrated melting furnace of adding.
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1082467A (en) * 1992-08-02 1994-02-23 中国兵器工业第五二研究所宁波分所 The extrusion casting method of aluminum-alloy wheel and equipment
CN1323668A (en) * 2001-02-28 2001-11-28 王新 Aluminium alloy extrusion casting method
CN1488458A (en) * 2003-08-14 2004-04-14 强 张 Process for extrusion casting piston blank of internal combustion engine with local feinforcing of metal base composite material

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1082467A (en) * 1992-08-02 1994-02-23 中国兵器工业第五二研究所宁波分所 The extrusion casting method of aluminum-alloy wheel and equipment
CN1323668A (en) * 2001-02-28 2001-11-28 王新 Aluminium alloy extrusion casting method
CN1488458A (en) * 2003-08-14 2004-04-14 强 张 Process for extrusion casting piston blank of internal combustion engine with local feinforcing of metal base composite material

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102896291A (en) * 2012-10-09 2013-01-30 广州金邦有色合金有限公司 Front cover of car air conditioner compressor FS170C and casting method of front cover
CN102896291B (en) * 2012-10-09 2015-05-27 广州金邦有色合金有限公司 Front cover of car air conditioner compressor FS170C and casting method of front cover
CN110560676A (en) * 2019-10-29 2019-12-13 合肥集知匠心科技发展有限公司 Method for improving crystallization compactness of product during aluminum casting

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