CN201735767U - High-pressure water-cooling device applied in low-pressure casting process - Google Patents
High-pressure water-cooling device applied in low-pressure casting process Download PDFInfo
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- CN201735767U CN201735767U CN2010202888109U CN201020288810U CN201735767U CN 201735767 U CN201735767 U CN 201735767U CN 2010202888109 U CN2010202888109 U CN 2010202888109U CN 201020288810 U CN201020288810 U CN 201020288810U CN 201735767 U CN201735767 U CN 201735767U
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- cold plate
- wheel hub
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Abstract
A high-pressure water-cooling device applied in low-pressure casting process comprises an upper mold water-cooling plate and a lower mold water-cooling plate which are respectively connected with an upper mold and a lower mold fixedly. The upper mold water-cooling plate and the lower mold water-cooling plate are communicated with a peripheral cooling water supplying device and a cooling water recycling device. Specifically, the upper mold water-cooling plate and the lower mold water-cooling plate are respectively fixed to the parts at the inside of the upper mold and the lower mold, which are corresponding with the PCD part of the wheel hub. The upper mold water-cooling plate and the lower mold water-cooling plate are respectively disc-shaped components with hollow chamber. Furthermore each disc-shaped component is provided with at least two cooling water inlets and two cooling water outlets which are communicated with the hollow chamber. Moreover, the part on the upper mold water-cooling plate, which is corresponding with a runner of a wheel hub mold, is also provided with a shunting sub-cooling water channel. The high-pressure water-cooling device applied in low-pressure casting process has the following advantages: simple structure, easy manufacturing, convenient assembling and maintenance, high cooling efficiency, good energy-saving and environment-friendly performance, capacity for reducing the amount of casting material while the mechanical performance of the wheel hub is improved, effectively prolonged service life of the casting mold, and reduced production cost. The high-pressure water-cooling device can be widely applied for the casting process of automotive aluminum alloy wheel hub or other metal castings.
Description
Technical field
The utility model relates to the cooling device in the low-pressure casting process, relates in particular to a kind of water under high pressure device for cooling that is applied in the low-pressure casting process.
Background technology
Along with the develop rapidly of auto industry, the version of wheel hub is maked rapid progress, and this performance and manufacturing to wheel hub proposes more and more higher requirement.Because of no matter the low pressure casting technology is operability in technology, or methods such as the performances of product, cost, all have ultra-traditional foundry engieering far away a bit, so become the development trend that present wheel hub is made.
The general employing is provided with air cooling system and carries out time control and cool off in the existing aluminium alloy wheel hub low-pressure casting process in the mold of mainly being made up of patrix 1 ' and counterdie 2 ', as shown in Figure 1, patrix rib airduct 3, patrix PCD airduct 4 and patrix that this air cooling system generally comprises towards the mold inner chamber are shunted sub-airduct 5 and counterdie airduct 6, in the casting process of aluminium alloy wheel hub, ventilate in mold by above-mentioned air cooling system, thereby make the wheel hub cooling forming.Existing this wind cooling method cooling velocity is slow, cooling effect is not good enough, it is huge to consume energy, easily cause the wheel hub local temperature too high, and to sting mould serious on the wheel rim surface of wheel hub, this has not only influenced the qualification rate of product, strengthened the workload of following process, and cause production efficiency low, and can seriously reduce the service life of casting mould, significantly improve the production cost of manufacturer.
The utility model content
The purpose of this utility model is to propose a kind of water under high pressure device for cooling that is applied in the low-pressure casting process, it can realize the quick cooling to wheel hub, effectively improve product yield, performance and production efficiency, reduce production costs, thereby overcome deficiency of the prior art.
For achieving the above object, the utility model has adopted following technical scheme:
A kind of water under high pressure device for cooling that is applied in the low-pressure casting process, it is characterized in that: this water under high pressure device for cooling comprises the patrix aqueous cold plate and the counterdie aqueous cold plate of fixedlying connected with upper die and lower die respectively, and described patrix aqueous cold plate and counterdie aqueous cold plate are communicated with peripheral hardware chilled(cooling) water supply (CWS) equipment and cooling water reclaimer.
Particularly: described patrix aqueous cold plate and counterdie aqueous cold plate are fixedly set in the inboard corresponding wheel hub PCD of upper die and lower die position respectively.
Described patrix aqueous cold plate and counterdie aqueous cold plate are the disc-shaped component with hollow cavity, and at least two cooling water input ports that are communicated with hollow cavity arranged in a crossed manner and cooling water delivery outlet on the disc-shaped component; In addition, also be provided with the sub-cooling-water duct of shunting corresponding to wheel hub mold cast gate position on the described patrix aqueous cold plate.
Also be provided with air cooling equipment in the described wheel hub mold, and in casting process by this air cooling equipment wheel hub rib position is cooled off.
Described chilled(cooling) water supply (CWS) equipment and cooling water reclaimer are interconnected or are wholely set, and form the recirculated cooling water supply system.
A kind of water under high pressure cooling method that is applied in the low-pressure casting process is characterized in that this method is:
The water under high pressure device for cooling is set in the wheel hub mold, this water under high pressure device for cooling comprises the patrix aqueous cold plate and the counterdie aqueous cold plate of fixedlying connected with upper die and lower die respectively, and described patrix aqueous cold plate and counterdie aqueous cold plate are communicated with peripheral hardware chilled(cooling) water supply (CWS) equipment and cooling water reclaimer;
In casting process, all pass to cooling water in patrix aqueous cold plate and the counterdie aqueous cold plate, and pressure, flow and the duration of input cooling water decide on the cast hub specification.
Say that further described patrix aqueous cold plate and counterdie aqueous cold plate are fixedly set in the inboard corresponding wheel hub PCD of upper die and lower die position respectively.
Described patrix aqueous cold plate and counterdie aqueous cold plate are the disc-shaped component with hollow cavity, and at least two cooling water input ports that are communicated with hollow cavity arranged in a crossed manner and cooling water delivery outlet on the disc-shaped component.
Also be provided with the sub-cooling-water duct of shunting corresponding to wheel hub mold cast gate position on the described patrix aqueous cold plate, in casting process, this is shunted in the sub-cooling-water duct and is connected with cooling water.
Also be provided with air cooling equipment in the described wheel hub mold, and in casting process by this air cooling equipment wheel hub rib position is cooled off.
This case inventor is at the deficiency of wind cooling method and device in the existing low-pressure casting process, through studying for a long period of time and putting into practice, water under high pressure cooling method of the present utility model and device are proposed, it is by on composition wheel hub mold, on the counterdie, especially go up, the counterdie inboard is provided with aqueous cold plate corresponding to wheel hub PCD position, and look the cast hub specification and in aqueous cold plate, pass to cooling water, cast hub can be cooled off fast, the cooling effectiveness height, the wheel hub wheel rim of producing does not have the mould of stinging phenomenon, and the wheel hub mechanical performance is promoted, can prolong simultaneously the service life of mold, reduce energy resource consumption, reduce production cost, also can reach the effect of energy-saving and emission-reduction.
Make aqueous cold plate and foundry goods can realize rapidly heat exchange effect fully for reaching, upper and lower mould aqueous cold plate adopts the inner hollow design, and a plurality of cooling water inlets arranged in a crossed manner and outlet on each aqueous cold plate, and the cooling water system of input is the current of pressurized treatments.Simultaneously, consider that mold cast gate place temperature is higher than other position, on the patrix cooler pan, also be provided with the sub-cooling-water duct of shunting, so that this position is further cooled off fast.
Postscript is for the less wheel hub rib position of thickness, because of it is easy to cooling, so in casting process, can cool off it with air cooling equipment in addition, can reduce change amplitude like this, also make each position cooling velocity cooling comparatively uniformly of wheel hub simultaneously original cooling system.
Compared with prior art, the beneficial effects of the utility model are: this water under high pressure device for cooling that is applied in the low-pressure casting process is simple in structure, be easy to make, being convenient to assembling safeguards, its supporting cooling means cooling velocity is fast, cooling effectiveness is high, energy-conserving and environment-protective, can when promoting the mechanical performance of wheel hub, reduce the founding materials consumption, and can effectively prolong mold service life, reduce production costs.The utility model can be widely used in the casting technique of aluminium alloy wheel hub of vehicle or other metal castings.
Description of drawings
Fig. 1 is the structural representation that is applied to the air cooling system in the aluminium alloy wheel hub low-pressure casting process in the prior art;
Fig. 2 is the metallographic structure photo of the aluminium alloy wheel hub made of available technology adopting wind cooling method;
Fig. 3 is a kind of structural representation that is applied to the water under high pressure device for cooling in the low-pressure casting process in the utility model specific embodiment;
Fig. 4 is the cross-sectional view of the aqueous cold plate of patrix shown in Fig. 3;
Fig. 5 is the metallographic structure photo of the aluminium alloy wheel hub that employing water under high pressure cooling method is made in the utility model specific embodiment.
The specific embodiment
Below in conjunction with an accompanying drawing and a preferred embodiment of the present utility model the technical solution of the utility model is elaborated.
Present embodiment relates to the low-pressure casting process of aluminium alloy automobile hub, adopts the water under high pressure cooling method that foundry goods (that is, aluminium alloy automobile hub) is cooled off in this technology, and this water under high pressure cooling method is that mat one water under high pressure device for cooling is realized.As Fig. 3～4, this water under high pressure device for cooling comprises the patrix 1 that is fixedly set in mold respectively and the upper and lower mould aqueous cold plate 7,8 at counterdie 2 inboard corresponding wheel hub PCD positions, this patrix aqueous cold plate 7 and counterdie aqueous cold plate 8 are the disc-shaped component with hollow cavity, and the symmetrical chiasma setting is communicated with hollow cavity on the disc-shaped component two cooling water input ports and two cooling water delivery outlets.The cooling water input port 71,72 of patrix aqueous cold plate 7 is connected (cooling water flow is to shown in arrow among the figure) with patrix PCD water inlet pipe 9 with patrix PCD outlet pipe respectively with cooling water delivery outlet 71 ', 72 '; Same, the cooling water input port of counterdie aqueous cold plate 8 is connected with counterdie PCD outlet pipe with counterdie PCD water inlet pipe respectively with the cooling water delivery outlet.
Simultaneously, also be provided with the sub-cooling-water duct 10 of shunting corresponding to wheel hub mold cast gate position on the described patrix aqueous cold plate, this is shunted sub-cooling-water duct and patrix and shunts sub-cooling water inlet pipe 11 and shunt sub-cooling water outlet pipe (not shown) with patrix and be connected.In addition, also be provided with air cooling equipment in the described mold, it is connected with airduct inlet on being arranged on patrix by patrix rib airduct 4, in order in casting process wheel hub rib position is cooled off, simultaneously, also be provided with the wind tube outlet (not shown) on the patrix.
Above-mentioned upper and lower mould PCD water inlet pipe, upper and lower mould PCD outlet pipe and patrix are shunted sub-cooling water pipe and are communicated with the chilled(cooling) water supply (CWS) equipment and the cooling water reclaimer of peripheral hardware respectively, preferably, chilled(cooling) water supply (CWS) equipment and cooling water reclaimer can adopt the structure that is wholely set or communicates with each other, thereby form the recirculated cooling water supply system, to reduce externally discharged waste water, economize on resources.
The process that present embodiment water under high pressure cooling method carries out is:
At first the upper die and lower die combination is mold, and aluminium soup is injected in beginning in mold, simultaneously, utilize the water purification supply equipment through last, counterdie PCD water inlet pipe and patrix are shunted sub-cooling water pipe upwards, feed cooling water in the counterdie aqueous cold plate, the pressure of cooling water, flow and duration decide on the cast hub specification, cooling water is last, in the counterdie aqueous cold plate with the abundant heat exchange of foundry goods after, again through last, counterdie PCD outlet pipe enters in the cooling water reclaimer, in the cooling water reclaimer after purified treatment, import once more in the water purification supply equipment, so that recycle, so, reach casting hub, especially to the cooling rapidly and efficiently at its PCD position;
In this water-cooled process, also accompany by air-cooled equipment of mat and patrix rib airduct and wheel hub rib position is carried out air-cooled, same, the wind speed of cooling blast, flow and duration also should decide on the regulation of wheel hub.
Various cooling water pipes in the present embodiment can adopt iron pipe etc., so that it had than the long life, reduce consumption, and produce better heat exchange property.
The pure water (pH value be 3-5) of the cooling water that adopts in the present embodiment for making through water purification machine, cooling water after repeatedly recycling can enter in the casting tank through the circulatory system and cool off foundry goods, thereby reduce energy consumption, the conserve water resource reaches the purpose of environmental emission reduction.
Find that through practical application than traditional wind cooling method, mat method of the present utility model and device can produce following good effect:
(1) foundry goods shortens more than 20% piece rate, and foundry goods do not have the mould of stinging phenomenon, and the casting scrappage reduces more than 16%;
(2) foundry goods single-piece water consumption reduces more than 41%, the electric consumption reduces more than 25.7%, and gas consumption reduces more than 7.4%;
(3) the foundry goods casting heavily alleviates rate more than 5%, embryo heavily alleviates rate more than 6%, and as shown in Figure 5, the foundry goods tissue is the Eutectic Silicon in Al-Si Cast Alloys nodularization, than air-cooled foundry goods (as shown in Figure 2, the foundry goods tissue, present the needle-like Eutectic Silicon in Al-Si Cast Alloys), tissue crystals (DAS) molecule is more even, its tensile strength 〉=250Mpa, percentage elongation 〉=5%, impact strength promotes more than 20%;
(4) the mold life-span can prolong more than 8.9%.
The foregoing description only is explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the personage who is familiar with this technology can understand content of the present utility model and enforcement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model spirit essence change or modify, and all should be encompassed within the protection domain of the present utility model.
Claims (5)
1. water under high pressure device for cooling that is applied in the low-pressure casting process, it is characterized in that: this water under high pressure device for cooling comprises the patrix aqueous cold plate and the counterdie aqueous cold plate of fixedlying connected with upper die and lower die respectively, and described patrix aqueous cold plate and counterdie aqueous cold plate are communicated with peripheral hardware chilled(cooling) water supply (CWS) equipment and cooling water reclaimer.
2. the water under high pressure device for cooling that is applied in the low-pressure casting process according to claim 1 is characterized in that: described patrix aqueous cold plate and counterdie aqueous cold plate are fixedly set in the inboard corresponding wheel hub PCD of upper die and lower die position respectively.
3. the water under high pressure device for cooling that is applied in the low-pressure casting process according to claim 1 and 2, it is characterized in that: described patrix aqueous cold plate and counterdie aqueous cold plate are the disc-shaped component with hollow cavity, and at least two cooling water input ports that are communicated with hollow cavity arranged in a crossed manner and cooling water delivery outlet on the disc-shaped component; In addition, also be provided with the sub-cooling-water duct of shunting corresponding to wheel hub mold cast gate position on the described patrix aqueous cold plate.
4. the water under high pressure device for cooling that is applied in the low-pressure casting process according to claim 1 is characterized in that: described chilled(cooling) water supply (CWS) equipment and cooling water reclaimer are interconnected or are wholely set, and form the recirculated cooling water supply system.
5. the water under high pressure device for cooling that is applied in the low-pressure casting process according to claim 1 is characterized in that: also be provided with in the described wheel hub mold and can use the air cooling equipment that wheel hub rib position is cooled off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202888109U CN201735767U (en) | 2010-08-12 | 2010-08-12 | High-pressure water-cooling device applied in low-pressure casting process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202888109U CN201735767U (en) | 2010-08-12 | 2010-08-12 | High-pressure water-cooling device applied in low-pressure casting process |
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| CN201735767U true CN201735767U (en) | 2011-02-09 |
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| CN2010202888109U Expired - Fee Related CN201735767U (en) | 2010-08-12 | 2010-08-12 | High-pressure water-cooling device applied in low-pressure casting process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101905308A (en) * | 2010-08-12 | 2010-12-08 | 苏州源成铝制品制造有限公司 | High pressure water cooling method and device applied to low pressure casting technology |
| CN104190899A (en) * | 2014-07-14 | 2014-12-10 | 中信戴卡股份有限公司 | Low-pressure casting mold of melt spinning wheel and process thereof |
| CN104550846A (en) * | 2015-01-22 | 2015-04-29 | 昆山众异特机械工业有限公司 | Mold air and water combined cooling system and low-pressure wheel hub mold with same |
| CN105798261A (en) * | 2014-12-31 | 2016-07-27 | 北京有色金属研究总院 | Forming device and method for preparing high-structural strength aluminum alloy hub |
| CN106363140A (en) * | 2016-08-31 | 2017-02-01 | 天津立中车轮有限公司 | Hub crossing type water cooling side die |
-
2010
- 2010-08-12 CN CN2010202888109U patent/CN201735767U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101905308A (en) * | 2010-08-12 | 2010-12-08 | 苏州源成铝制品制造有限公司 | High pressure water cooling method and device applied to low pressure casting technology |
| CN104190899A (en) * | 2014-07-14 | 2014-12-10 | 中信戴卡股份有限公司 | Low-pressure casting mold of melt spinning wheel and process thereof |
| CN105798261A (en) * | 2014-12-31 | 2016-07-27 | 北京有色金属研究总院 | Forming device and method for preparing high-structural strength aluminum alloy hub |
| CN105798261B (en) * | 2014-12-31 | 2018-02-06 | 北京有色金属研究总院 | A kind of building mortion and method for preparing high structural strength aluminium alloy wheel hub |
| CN104550846A (en) * | 2015-01-22 | 2015-04-29 | 昆山众异特机械工业有限公司 | Mold air and water combined cooling system and low-pressure wheel hub mold with same |
| CN106363140A (en) * | 2016-08-31 | 2017-02-01 | 天津立中车轮有限公司 | Hub crossing type water cooling side die |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110209 Termination date: 20180812 |