CN203484641U - Novel die for pressure-casting automotive generator end cover - Google Patents
Novel die for pressure-casting automotive generator end cover Download PDFInfo
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- CN203484641U CN203484641U CN201320626665.4U CN201320626665U CN203484641U CN 203484641 U CN203484641 U CN 203484641U CN 201320626665 U CN201320626665 U CN 201320626665U CN 203484641 U CN203484641 U CN 203484641U
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Abstract
The utility model provides a novel die for pressure-casting an automotive generator end cover, and belongs to the technical field of dies. The novel die solves the problems that an existing die for pressure-casting an automotive generator end cover is not reasonable in design and not good in pressure-casting effect. The die comprises a fixed die frame, a fixed die core, a movable die frame and a movable die core. Two die feet are fixedly arranged on the movable die frame, when the movable die frame is buckled on the fixed die frame, a pressure-casting cavity is formed between the movable die core and a fixed die core, a pushing plate and an ejector pin fixing plate are arranged between the two die feet, and the ejector pin fixing plate is fixedly provided with an ejector pin assembly; when the movable die frame is separated from the fixed die frame, the ejector pin assembly can separate pressure-casting pieces in the pressure-casting cavity, the ejector pin assembly comprises a plurality of first ejector pins, second ejector pins and third ejector pins, the movable die frame and the fixed die frame are respectively provided with a plurality of water pipes, and the water inlet end and the water outlet end of each water pipe are respectively provided with a water pipe connector. The novel die has the advantages of being reasonable in design and capable of improving pressure-casting effect.
Description
Technical field
The utility model belongs to technical field of mold, relates to a kind of mould of novel die casting end cover of automobile generator.
Background technology
Die casting is a kind of method of casting liquid forging, a kind of technique completing on special-purpose die casting die forging machine.At present, China's economy is still in the high speed development stage, and tendency of economy global development becomes clear day by day in the world, and Zhe Wei China mould industry high speed development provides good condition and opportunity.On the one hand, domestic Die & Mould Market will continue high speed development, and on the other hand, mould manufacture is also shifted and transnational group carries out mould buying to China and tends to also fairly obvious to China gradually.Therefore, eye on the Future, international, domestic Die & Mould Market overall development trend promise well, estimates that Chinese mould will obtain high speed development under good market environment, China not only can become mould big country, and the ranks of necessarily progressively making the country prosperous to mould manufacture stride forward.
End cover of automobile generator is as the important component part of automobile current generator, and it is conventionally by die casting machine-shaping.On existing market there is following defect in the most mould for die-casting automobile generator ' s cover: one, design unreasonable, mould local temperature is too high, when dynamic model assembly departs from cover half assembly, on dynamic model assembly, easily produce mucous membrane phenomenon, die casting easily departs from together with dynamic model assembly.Two, die casting effect is bad, and pressur casting size precision is not high.
In sum, for solving the deficiency on the mould structure of existing die-casting automobile generator ' s cover, need to design a kind of reasonable in design and can improve the mould of the novel die casting end cover of automobile generator of die casting effect.
Summary of the invention
The purpose of this utility model is to have the problems referred to above for existing technology, has proposed a kind of reasonable in design and can improve the mould of the novel die casting end cover of automobile generator of die casting effect.
The purpose of this utility model can realize by following technical proposal: a kind of mould of novel die casting end cover of automobile generator, comprise cover half device and die device, described cover half device comprises cover half frame and is arranged on the cover half core in cover half frame, described die device comprises and being fastened on cover half frame and cover half is frameed shift moving relatively dynamic model frame, on described dynamic model frame, be installed with two corresponding mould pin that arrange, in described dynamic model frame, be provided with moving-mould-core, when dynamic model frame is fastened on cover half frame, between moving-mould-core and cover half core, be formed with horizontally disposed die casting die cavity, between described two mould pin, be provided with push pedal and be arranged on the thimble fixed head in push pedal, on described thimble fixed head, be installed with through dynamic model frame and moving-mould-core the thimble assembly that is connected with die casting die cavity, when dynamic model frame departs from cover half frame, die casting in thimble assembly energy disjoining pressure mould cavity, thimble assembly comprises the first thimble of some vertical settings, the second thimble, the 3rd thimble, on described dynamic model frame and cover half frame, be equipped with some water pipes, water inlet end and the water side of each water pipe are separately installed with water pipe head.
In the mould of above-mentioned novel die casting end cover of automobile generator, described the first thimble quantity is twelve earthly branches and is symmetrically distributed on thimble fixed head, the second thimble quantity is nine, the 3rd thimble quantity is four, described the first thimble diameter is less than the second thimble diameter, and described the second thimble diameter is less than the 3rd thimble diameter.
In the mould of above-mentioned novel die casting end cover of automobile generator, on described dynamic model frame, be also installed with two corresponding feets that arrange and feet between two mould pin.
In the mould of above-mentioned novel die casting end cover of automobile generator, described mould pin inner side is provided with confinement block by confinement block screw, the two ends of described push pedal are separately positioned on confinement block, and described confinement block is greater than the gross thickness of push pedal and thimble fixed head to the distance between dynamic model frame.
In the mould of above-mentioned novel die casting end cover of automobile generator, in described push pedal, offer four symmetrically arranged guide pin bushing installing holes, in each guide pin bushing installing hole, the top plate guide bushing running through by thimble fixed head is all installed, in each top plate guide bushing, being equipped with can be along top plate guide bushing slip and the top plate guide post being connected with dynamic model frame.
In the mould of above-mentioned novel die casting end cover of automobile generator, on described thimble fixed head, offer four symmetrically arranged release link installing holes, in each release link installing hole, release link is all installed and release link is resisted against on cover half frame.
In the mould of above-mentioned novel die casting end cover of automobile generator, described dynamic model frame is connected by guidance set with cover half frame, guidance set comprises at least two corresponding straight guide pin bushings that arrange that are installed on dynamic model frame, is installed with and can inserts in respectively in described straight guide pin bushing and the straight guide pillar that can slide along straight guide pin bushing on cover half frame.
In the mould of above-mentioned novel die casting end cover of automobile generator, between described cover half frame and dynamic model frame, be provided with the spreader being communicated with die casting die cavity.
In the mould of above-mentioned novel die casting end cover of automobile generator, on described cover half frame, be provided with sprue bush, described sprue bush is arranged on spreader feed end place.
In the mould of above-mentioned novel die casting end cover of automobile generator, on described dynamic model frame and cover half frame, suspension ring are all installed.
In the mould of above-mentioned novel die casting end cover of automobile generator, described mould pin is fixedly mounted on dynamic model frame by mould pin screw.
Compared with prior art, the thimble assembly that adopts the thimble by three different-diameters to form in the utility model, reasonable in design and can improve die casting effect, when dynamic model frame departs from cover half frame, die casting is not easy to depart from together with moving-mould-core, the pressur casting size precision of producing is higher, in addition, on dynamic model frame and cover half frame, be equipped with many water pipes, reasonable in design and cooling die casting solution conveniently, reduces die casting local temperature, thimble is not also allowed easily broken, be not easy to produce mold sticking, the quality of die casting of producing is stablized.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model one preferred embodiment.
Fig. 2 is for the top view of the mould of die-casting automobile generator ' s cover shown in Fig. 1.
Fig. 3 is for the upward view of the mould of die-casting automobile generator ' s cover shown in Fig. 1.
Fig. 4 be in Fig. 2 A-A to cutaway view.
Fig. 5 is the structural representation of moving-mould-core in the utility model one preferred embodiment.
Fig. 6 is the structural representation of push pedal in the utility model one preferred embodiment.
Fig. 7 is the structural representation of thimble fixed head in the utility model one preferred embodiment.
In figure, 10, cover half device; 11, cover half frame; 12, cover half core; 13, sprue bush; 20, die device; 21, dynamic model frame; 22, mould pin; 221, mould pin screw; 23, moving-mould-core; 24, push pedal; 241, guide pin bushing installing hole; 25, thimble fixed head; 251, release link installing hole; 261, the first thimble; 262, the second thimble; 263, the 3rd thimble; 27, feet; 28, confinement block; 281, confinement block screw; 30, die casting die cavity; 40, water pipe; 41, water pipe head; 50, top plate guide bushing; 60, top plate guide post; 70, release link; 81, straight guide pin bushing; 82, straight guide pillar; 90, spreader; 100, suspension ring.
The specific embodiment
Be below specific embodiment of the utility model by reference to the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiment.
As shown in Figures 1 to 7, the mould of this novel die casting end cover of automobile generator comprises cover half device 10 and die device 20, cover half device 10 comprises cover half frame 11 and is arranged on the cover half core 12 in cover half frame 11, die device 20 comprises the dynamic model frame 21 that is fastened on cover half frame 11 and can moves relative to cover half frame 11, on dynamic model frame 21, by mould pin screw 221, be installed with two corresponding mould pin 22 that arrange, in dynamic model frame 21, be provided with moving-mould-core 23, when dynamic model frame 21 is fastened on cover half frame 11, between moving-mould-core 23 and cover half core 12, be formed with horizontally disposed die casting die cavity 30, between two mould pin 22, be provided with push pedal 24 and be arranged on the thimble fixed head 25 in push pedal 24, on thimble fixed head 25, be installed with through dynamic model frame 21 and moving-mould-core 23 the thimble assembly that is connected with die casting die cavity 30, when dynamic model frame 21 departs from cover half frame 11, die casting in thimble assembly energy disjoining pressure mould cavity 30, thimble assembly comprises the first thimble 261 of branched vertical setting, the second thimble 262, the 3rd thimble 263, on dynamic model frame 21 and cover half frame 11, be equipped with many water pipes 40, the water inlet end of each water pipe 40 and water side are separately installed with water pipe head 41.
Further, preferably, the first thimble 261 quantity are twelve earthly branches and are symmetrically distributed on thimble fixed head 25, the second thimble 262 quantity are nine, the 3rd thimble 263 quantity are four, the first thimble 261 diameters are less than the second thimble 262 diameters, and the second thimble 262 diameters are less than the 3rd thimble 263 diameters.The thimble assembly that employing consists of the thimble of three different-diameters, each position for die casting difformity and thickness, adopt the thimble of different-diameter go separated they, reasonable in design and can improve die casting effect, and the thimble assembly that the thimble of different-diameter forms makes thimble all be not easy each other in the course of the work to be fractureed, thimble is evenly distributed on thimble fixed head 25, make firmly equilibrium of thimble assembly in the course of work, when dynamic model frame 21 departs from cover half frame 11, die casting is not easy to depart from together with moving-mould-core 23, improve the pressur casting size precision of producing.
In addition, because mold temperature and die casting solution temperature can affect the thimble life-span, make thimble easily be fractureed or produce mold sticking, and the design of water pipe 40 just in time can be taken away the local temperature of mould and die casting solution, make the mold temperature can be not too high, solved the problems referred to above.
Preferably, on dynamic model frame 21, be also installed with two corresponding feets 27 that arrange and feet 27 between two mould pin 22.
Preferably, mould pin 22 inner sides are provided with confinement block 28 by confinement block screw 281, and the two ends of push pedal 24 are separately positioned on confinement block 28, and confinement block 28 is greater than the gross thickness of push pedal 24 and thimble fixed head 25 to the distance between dynamic model frame 21.Push pedal 24 is arranged on confinement block 28, mounts and dismounts all more convenient.
Preferably, in push pedal 24, offer four symmetrically arranged guide pin bushing installing holes 241, the interior top plate guide bushing 50 running through by thimble fixed head 25 that is all provided with of each guide pin bushing installing hole 241, in each top plate guide bushing 50, being equipped with can be along top plate guide bushing 50 slips and the top plate guide post 60 being connected with dynamic model frame 21.The cooperation of top plate guide bushing 50 and top plate guide post 60, can drive thimble fixed head 25 and push pedal 24 motions, make thimble fixed head 25 and push pedal 24 near or away from dynamic model frame 21, also drive the thimble motion on thimble fixed head 25, thimble is pushed or leave die casting die cavity 30, in addition simultaneously, design four top plate guide bushings 50 and substantially can meet the demand of mould production process, make thimble fixed head 25 and thimble working stability, increase work efficiency, improve pressur casting size precision.
Preferably, offer four symmetrically arranged release link installing holes 251 on thimble fixed head 25, each release link installing hole 251 is interior is all provided with release link 70 and release link 70 is resisted against on cover half frame 11.At thimble assembly, by after die casting separation, release link 70 makes thimble fixed head 25 and push pedal 24 to be reset to rapidly initial position, simple in structure, increases work efficiency.
Preferably, dynamic model frame 21 is connected by guidance set with cover half frame 11, guidance set comprises at least two corresponding straight guide pin bushings 81 that arrange that are installed on dynamic model frame 21, is installed with and can inserts in respectively in described straight guide pin bushing 81 and the straight guide pillar 82 that can slide along straight guide pin bushing 81 on cover half frame 11.Straight guide pin bushing 81 is that guiding dynamic model frame 21 fastens with tram with cover half frame 11 with the effect of straight guide pillar 82, can make accurately moving-mould- core 23 and 12 contrapositions of cover half core, improves the precision of die casting, extends the service life of mould.
Preferably, be provided with the spreader 90 being communicated with die casting die cavity 30 between cover half frame 11 and dynamic model frame 21, be provided with sprue bush 13 on cover half frame 11, sprue bush 13 is arranged on spreader 90 feed end places.Spreader 90 is promoted comprehensively filling die casting solution at a high speed uniformly in die casting die cavity 30, increases work efficiency and pressur casting size precision.
Preferably, on dynamic model frame 21 and cover half frame 11, suspension ring 100 are all installed.Suspension ring 100 can conveniently lift by crane and carrying mould.
The mould of this novel die casting end cover of automobile generator is under original state, the tail end of each thimble is all fixed on thimble fixed head 25, head end is all connected with die casting die cavity 30 through the head end end of dynamic model frame 21 and moving-mould-core 23 and thimble successively, when dynamic model frame 21 externally departs from cover half frame 11 under driven by motor, each thimble is extrapolated and die casting is isolated to die casting die cavity 30, reasonable in design and can improve die casting effect, die casting is not easy to depart from together with moving-mould-core 23, and the pressur casting size precision of producing is higher.
When dynamic model frame 21 returns and be fastened on cover half frame 11 again, at die casting, isolate after die casting die cavity 30, release link 70 slowly drives thimble fixed head 25 and push pedal 24 to be reset to initial position, die casting stable working in whole die casting production process, and die casting efficiency is high.
In addition, on die casting, be provided with the water cooling system consisting of many water pipes 40, conveniently cooling die casting solution and die casting, reduce die casting local temperature, make mould be not easy to produce mold sticking, the quality of die casting of producing is stablized.
Specific embodiment described herein is only to the explanation for example of the utility model spirit.The utility model person of ordinary skill in the field can make various modifications or supplements or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (10)
1. the mould of a novel die casting end cover of automobile generator, comprise cover half device and die device, described cover half device comprises cover half frame and is arranged on the cover half core in cover half frame, described die device comprises and being fastened on cover half frame and cover half is frameed shift moving relatively dynamic model frame, on described dynamic model frame, be installed with two corresponding mould pin that arrange, in described dynamic model frame, be provided with moving-mould-core, it is characterized in that, when dynamic model frame is fastened on cover half frame, between moving-mould-core and cover half core, be formed with horizontally disposed die casting die cavity, between described two mould pin, be provided with push pedal and be arranged on the thimble fixed head in push pedal, on described thimble fixed head, be installed with through dynamic model frame and moving-mould-core the thimble assembly that is connected with die casting die cavity, when dynamic model frame departs from cover half frame, die casting in thimble assembly energy disjoining pressure mould cavity, thimble assembly comprises the first thimble of some vertical settings, the second thimble, the 3rd thimble, on described dynamic model frame and cover half frame, be equipped with some water pipes, water inlet end and the water side of each water pipe are separately installed with water pipe head.
2. the mould of novel die casting end cover of automobile generator according to claim 1, it is characterized in that, described the first thimble quantity is twelve earthly branches and is symmetrically distributed on thimble fixed head, the second thimble quantity is nine, the 3rd thimble quantity is four, described the first thimble diameter is less than the second thimble diameter, and described the second thimble diameter is less than the 3rd thimble diameter.
3. the mould of novel die casting end cover of automobile generator according to claim 1 and 2, is characterized in that, is also installed with two corresponding feets that arrange and feet on described dynamic model frame between two mould pin.
4. the mould of novel die casting end cover of automobile generator according to claim 3, it is characterized in that, described mould pin inner side is provided with confinement block by confinement block screw, the two ends of described push pedal are separately positioned on confinement block, and described confinement block is greater than the gross thickness of push pedal and thimble fixed head to the distance between dynamic model frame.
5. the mould of novel die casting end cover of automobile generator according to claim 4, it is characterized in that, in described push pedal, offer four symmetrically arranged guide pin bushing installing holes, in each guide pin bushing installing hole, the top plate guide bushing running through by thimble fixed head is all installed, in each top plate guide bushing, being equipped with can be along top plate guide bushing slip and the top plate guide post being connected with dynamic model frame.
6. the mould of novel die casting end cover of automobile generator according to claim 5, it is characterized in that, on described thimble fixed head, offer four symmetrically arranged release link installing holes, in each release link installing hole, release link is all installed and release link is resisted against on cover half frame.
7. the mould of novel die casting end cover of automobile generator according to claim 1, it is characterized in that, described dynamic model frame is connected by guidance set with cover half frame, guidance set comprises at least two corresponding straight guide pin bushings that arrange that are installed on dynamic model frame, is installed with and can inserts in respectively in described straight guide pin bushing and the straight guide pillar that can slide along straight guide pin bushing on cover half frame.
8. the mould of novel die casting end cover of automobile generator according to claim 1, is characterized in that, between described cover half frame and dynamic model frame, is provided with the spreader being communicated with die casting die cavity.
9. the mould of novel die casting end cover of automobile generator according to claim 8, is characterized in that, on described cover half frame, is provided with sprue bush, and described sprue bush is arranged on spreader feed end place.
10. the mould of novel die casting end cover of automobile generator according to claim 1, is characterized in that, on described dynamic model frame and cover half frame, suspension ring is all installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626665.4U CN203484641U (en) | 2013-10-11 | 2013-10-11 | Novel die for pressure-casting automotive generator end cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320626665.4U CN203484641U (en) | 2013-10-11 | 2013-10-11 | Novel die for pressure-casting automotive generator end cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203484641U true CN203484641U (en) | 2014-03-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320626665.4U Expired - Fee Related CN203484641U (en) | 2013-10-11 | 2013-10-11 | Novel die for pressure-casting automotive generator end cover |
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| Country | Link |
|---|---|
| CN (1) | CN203484641U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387931A (en) * | 2020-10-30 | 2021-02-23 | 山东鸿源新材料有限公司 | Gravity casting mold of new energy water-cooled motor shell end cover and casting process thereof |
-
2013
- 2013-10-11 CN CN201320626665.4U patent/CN203484641U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112387931A (en) * | 2020-10-30 | 2021-02-23 | 山东鸿源新材料有限公司 | Gravity casting mold of new energy water-cooled motor shell end cover and casting process thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140319 Termination date: 20161011 |
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| CF01 | Termination of patent right due to non-payment of annual fee |