CN213317528U - Aluminum alloy wheel hub mould goes up mould with draw material structure - Google Patents
Aluminum alloy wheel hub mould goes up mould with draw material structure Download PDFInfo
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- CN213317528U CN213317528U CN202022042022.8U CN202022042022U CN213317528U CN 213317528 U CN213317528 U CN 213317528U CN 202022042022 U CN202022042022 U CN 202022042022U CN 213317528 U CN213317528 U CN 213317528U
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- 239000000463 material Substances 0.000 title claims abstract description 57
- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 25
- 235000013372 meat Nutrition 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 229920000742 Cotton Polymers 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 3
- 238000009827 uniform distribution Methods 0.000 claims 1
- 238000005266 casting Methods 0.000 abstract description 56
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000000956 alloy Substances 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 description 10
- 238000010521 absorption reaction Methods 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 4
- 238000005429 filling process Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 230000032683 aging Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 230000035882 stress Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model provides an mould on aluminum alloy wheel hub mould with draw material structure, including last mould body, mold core and spreader cone, its characterized in that goes up the mould body and is the cup, and the bottom center of going up the mould body is equipped with the mold core, and the center of mold core is equipped with the spreader cone, is equipped with a plurality of bellied mould spokes that are radial equipartition as the center with the spreader cone on the bottom surface of last mould body, is equipped with the lug of a plurality of equipartitions on the concentric circle with the center pin of spreader cone on the bottom of mold core. The utility model provides an mould on aluminum alloy wheel hub mould with draw material structure, the back of the every spoke of automobile wheel hub after the casting takes shape all has one to subtract heavy cavity, has a plurality of to subtract heavy cavity on automobile wheel hub's the mounting panel, reduces wheel hub's aluminum alloy material quantity under the prerequisite such as guaranteeing automobile wheel hub security performance, alleviates automobile wheel hub's weight, improves production efficiency, reduction in production cost.
Description
Technical Field
The utility model relates to a mold design and manufacturing field particularly, relate to an mould on aluminum alloy wheel hub mould with draw material structure.
Background
Wheel hub plays important parts such as bearing, drive as the car, and the safety of traveling of car is directly influenced to wheel hub's good or bad, and the automobile wheel hub adopts the casting forming technology mostly, and the mould that uses is automobile wheel hub low pressure casting mould. At present, most hubs are cast by aluminum alloy materials, the larger the hub mass is, the more consumed materials are, the more the cost is correspondingly improved, the larger the hub mass is, the fuel quantity of automobile running is increased, and in order to reduce the quality of a hub casting and ensure the running safety performance, the structural design of a die needs to be optimized, the thickness of the hub casting is reduced, and the mechanical performance of the casting is enhanced.
Disclosure of Invention
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
Therefore, an object of the utility model is to provide an mould on aluminum alloy wheel hub mould with draw material structure, including last mould body, mold core and reposition of redundant personnel awl, go up the mould body and be the cup, the bottom center of going up the mould body is equipped with the mold core, and the center of mold core is equipped with the reposition of redundant personnel awl, is equipped with a plurality of bellied mould spokes that are radial equipartition as the center with the reposition of redundant personnel awl on the bottom surface of going up the mould body, is equipped with the lug of a plurality of equipartitions on the concentric circle with the center pin of reposition of redundant personnel awl on.
The utility model provides a pair of aluminum alloy wheel hub mould upper die with draw material structure designs to be around the sprue on the die cavity face in the upper die bottom of casting mould and is the bellied mould spoke of radial equipartition, and carve characters on the mould spoke, with the lower mould compound die after, the back of the automobile wheel hub spoke of casting shaping has a cavity, the corresponding aluminium volume of using that has just reduced automobile wheel hub spoke, under the condition that the performance such as the safety of guaranteeing automobile wheel hub and using satisfies the requirement, the mould spoke can be more salient that designs, make the cavity at the spoke back of automobile wheel hub foundry goods darker, by a wide margin, lighten the spoke weight of automobile wheel hub; under the condition that the safety, the use performance and the like of the automobile hub are guaranteed to meet the requirements, a plurality of convex blocks are designed at the bottom of the mold core, so that the mounting disc surface corresponding to the automobile hub forms a plurality of concave cavities, the aluminum consumption of the mounting disc is reduced, the production cost is reduced, and the overall weight of an aluminum alloy hub casting is reduced.
According to the utility model discloses the mould on the aluminium alloy wheel hub mould of foretell having and drawing the material structure can also have following additional technical characteristic:
in the above technical solution, preferably, the upper die body is provided with a first material taking groove on the back side corresponding to the die spoke, the thickness of the meat between the first material taking groove and the die spoke is 18-23mm, the radius of the material taking fillet of the first material taking groove is greater than 5mm, and the thickness of the meat in the non-die spoke region at the bottom of the upper die body is 18-23 mm.
In the above embodiment, the protruded spokes of the mold have a larger thickness than the thickness of the mold in the surrounding area, the heat absorption and dissipation speed is slower than that in the surrounding area, which interferes with the solidification and feeding of the casting to form quality problems of shrinkage porosity, shrinkage cavity and the like of the casting, which affect the mechanical performance and safety performance of the hub casting, in order to reduce the casting problems caused by the increase of the thickness of the spokes of the mold, the back of the spokes of the mold in the upper mold body are subjected to material drawing processing, the thickness part of the spokes of the mold increased by the spokes of the mold is dug out from the back to form a first material drawing groove, the actual thickness of the spokes of the mold is kept basically consistent with the thickness of the spokes in other areas, the thickness is controlled to be 18-23mm, the casting quality problems of the hub casting caused by the inconsistent heat absorption and dissipation speeds of the molds are reduced, the fillet radius of the material during the material drawing processing is larger, and the interior of the first material drawing groove can be smooth, so that the stress formed after the mould is repeatedly heated and cooled is reduced, the ageing and cracking of the mould are accelerated, and the service life of the mould is prolonged.
In the above technical solution, preferably, the upper die body is provided with a plurality of first air plug holes, second air plug holes and first ejector rod holes which are uniformly distributed, the first air plug holes and the second air plug holes are internally provided with matched air plugs, and the back of the upper die body is provided with a plurality of first non-penetrating screw holes, first air duct holes and second air duct holes.
In the above embodiment, the air plugs in the first air plug hole and the second air plug hole arranged on the upper die body are used for discharging gas in the casting mold filling process, the first ejector rod can penetrate through the first ejector rod hole and can be used for exhausting gas in the casting mold filling process and pushing the casting mold away from the mold after the casting mold is solidified, the first screw hole is used for fixing the upper die, and the first air pipe hole and the second air pipe hole are arranged at the thermal node of the hub casting and are used for accelerating cooling of the slow heat dissipation area of the mold, so that the sequential solidification stability and reliability of the hub casting are improved, and the casting quality and the casting speed of the hub casting are improved.
In the above technical solution, preferably, the first scooping groove may be filled with insulation cotton.
In the embodiment, a certain amount of heat preservation cotton can be filled in the first material digging groove according to the actual casting process condition so as to regulate and control the temperature field and the heat dissipation speed at the spoke of the mold and ensure the casting process stability of the hub casting.
In the above technical scheme, preferably, the mold core is provided with a second material drawing groove on the back side corresponding to the protruding block, a third air duct hole which does not penetrate through the second material drawing groove is formed in the second material drawing groove, second ejector rod holes are uniformly distributed in the second material drawing groove, a plurality of fourth air duct holes and second screw holes which are uniformly distributed are formed in the back side of the mold core, and a positioning pin hole is formed in the back side of the mold core.
In the above embodiment, the mold core is located at the center of the mold and faces the gate of the mold, so that molten aluminum alloy enters the mold cavity and the final cooling part of the mold, the molten aluminum alloy belongs to the hottest part of the mold and is difficult to be rapidly and naturally radiated, the protrusion on the mold core increases the thickness of the meat, and the temperature field with the temperature close to that of other areas is difficult to control, so that the mold core is provided with a second material drawing groove on the back side corresponding to the protrusion, and a third air duct hole which is not penetrated is arranged in the second material drawing groove, so that the temperature of the mold core and the protrusion can be rapidly reduced in the cooling stage, a second ejector rod can be penetrated in the second ejector rod hole, the mold core can be used for exhausting air in the casting and filling stage, the mold core is inferred from the casting after the casting is solidified, a fourth air duct hole is arranged on the back side of the mold core, and is also used for further conveniently regulating, the cooling speed of the part is accelerated, the integral temperature cooling gradient of the hub casting is facilitated, the second screw holes are used for fixing the mold core, the positioning pin holes are used for positioning the mold core and the position of the upper mold body, and the split type mold core can be positioned and installed on the upper mold body.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic view illustrating an upper die of an aluminum alloy hub die with a material drawing structure according to an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 4 is a partial cross-sectional view of the upper die body of FIG. 1;
reference numerals:
wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 is:
the mold comprises an upper mold body 1, a mold spoke 11, a first material drawing groove 12, a first air hole 13, a second air hole 14, a first ejector rod hole 15, a first screw hole 16, a first air pipe hole 17, a second air pipe hole 18, a mold core 2, a lug 21, a second material drawing groove 22, a third air pipe hole 23, a second ejector rod hole 24, a fourth air pipe hole 25, a second screw hole 26, a positioning pin hole 27 and a spreader cone 3.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
As shown in fig. 1 to 4, an object of the present invention is to provide an upper mold of an aluminum alloy wheel hub mold with a material drawing structure, which aims to at least solve one of the technical problems existing in the prior art or the related art.
For this, an object of the utility model is to provide an mould on aluminum alloy wheel hub mould with draw material structure, including last mould body 1, mold core 2 and reposition of redundant personnel awl 3, go up mould body 1 and be the cup, the bottom center of going up mould body 1 is equipped with mold core 2, and the center of mold core 2 is equipped with reposition of redundant personnel awl 3, goes up and is equipped with a plurality of bellied mould spoke 11 that are radial equipartition for the center with reposition of redundant personnel awl 3 on the bottom surface of mould body 1, is equipped with the lug 21 of a plurality of equipartitions on the concentric circles with reposition of redundant personnel awl 3's center pin on the bottom of mold core.
The utility model provides a pair of aluminum alloy wheel hub mould upper die with draw material structure, design into on the upper die bottom of casting mould promptly the die cavity face and take the spreader cone 3 as the center and be the bellied mould spoke 11 of radial equipartition, and carve characters on mould spoke 11, after the compound die with the lower mould, the back of the automobile wheel hub spoke of casting shaping has a cavity, corresponding just reduces the aluminium volume of using of automobile wheel hub spoke, under the condition that the performance such as the safety of guaranteeing automobile wheel hub and using satisfies the requirement, mould spoke 11 can be designed more protruding, make the cavity at the spoke back of automobile wheel hub casting deeper, by a wide margin alleviate the weight of automobile wheel hub spoke; under the condition that the safety, the use performance and the like of the automobile hub are guaranteed to meet the requirements, a plurality of bumps 21 are also designed at the bottom of the mold core 2, so that the mounting disc surface corresponding to the automobile hub forms a plurality of cavities, the aluminum consumption of the mounting disc is reduced, the production cost is reduced, and the overall weight of an aluminum alloy hub casting is reduced.
According to the utility model discloses the mould on the aluminium alloy wheel hub mould of foretell having and drawing the material structure can also have following additional technical characteristic:
in the above technical solution, preferably, the upper die body 1 is provided with a first material taking groove 12 on the back side corresponding to the die spoke 11, the thickness of the flesh between the first material taking groove 12 and the die spoke 11 is 18-23mm, the material taking fillet radius of the first material taking groove 12 is greater than 5mm, and the thickness of the flesh in the non-die spoke 11 area at the bottom of the upper die body 1 is 18-23 mm.
In the above embodiment, the protruded mold spoke 11 has a larger thickness than the mold in the surrounding area, the heat absorption and dissipation speed is slower than the surrounding area, which interferes with the solidification and feeding of the casting to form quality problems of shrinkage porosity, shrinkage cavity, etc. of the casting, which affect the mechanical performance and safety performance of the hub casting, in order to reduce the casting problem caused by the increase of the thickness of the mold spoke 11, the back of the mold spoke 11 of the upper mold body 1 is subjected to the material drawing processing, the thickness of the mold spoke 11 increased by the mold spoke 11 is dug out from the back to form the first drawing groove 12, the actual thickness of the mold spoke 11 is kept basically consistent with the thickness of the other areas, the thickness is controlled between 18 mm and 23mm, the casting quality problem of the hub casting caused by the inconsistent heat absorption and dissipation speeds of the mold is reduced, the radius of the drawing fillet during the material drawing processing is larger than 5mm, the edge of the first drawing groove 12 is kept in smooth transition with the surrounding, and the interior of the first material drawing groove 12 can be smooth, so that the stress formed after the mould is repeatedly heated and cooled is reduced, the ageing and cracking of the mould are accelerated, and the service life of the mould is prolonged.
In the above technical solution, preferably, the upper die body 1 is provided with a plurality of first air plug holes 13, second air plug holes 14 and first ejector rod holes 15 which are uniformly distributed, the first air plug holes 13 and the second air plug holes 14 are internally provided with matched air plugs, and the back of the upper die body 1 is provided with a plurality of first non-penetrating screw holes 16, first air duct holes 17 and second air duct holes 18.
In the above embodiment, the air plugs in the first air plug hole 13 and the second air plug hole 14, which are arranged on the upper die body 1, are used for discharging air in the casting and mold filling process, the first ejector rod can be arranged in the first ejector rod hole 15 in a penetrating manner, and can be used for exhausting air in the casting and mold filling process and pushing the casting away from the die after the casting is solidified, the first screw hole 16 is used for fixing the upper die, and the first air duct hole 17 and the second air duct hole 18 are arranged at the heat node of the hub casting and are used for accelerating cooling of the heat dissipation slow area of the die, improving the sequential solidification stability and reliability of the hub casting, and improving the casting quality and casting speed of the hub casting.
In the above technical solution, preferably, the first scooping groove 12 may be filled with insulation cotton.
In the above embodiment, a certain amount of heat preservation cotton can be filled in the first material digging groove 12 according to the actual casting process condition so as to regulate and control the temperature field and the heat dissipation speed at the position of the mold spoke 11 and ensure the casting process stability of the hub casting.
In the above technical solution, preferably, the mold core 2 is provided with a second material taking groove 22 on the back side corresponding to the protruding block 21, a third air duct hole 23 which does not penetrate through the second material taking groove 22 is provided in the second material taking groove 22, second ejector rod holes 24 are uniformly distributed between the second material taking grooves 22, a plurality of fourth air duct holes 25 and second screw holes 26 which are uniformly distributed are provided on the back side of the mold core 2, and a positioning pin hole 27 is provided on the back side of the mold core 2.
In the above embodiment, the mold core is located at the center of the mold and directly faces the gate of the mold, and is a temperature field where the molten aluminum alloy enters the mold cavity and the final cooling part of the mold, which belongs to the hottest part of the mold and is difficult to be rapidly and naturally radiated, the protrusion 21 on the mold core 2 increases the thickness of the meat, and it is difficult to control the temperature close to that of other areas, so that the mold core 2 is provided with the second drawing groove 22 on the back side corresponding to the protrusion 21, and the second drawing groove 22 is provided with the third air duct hole 23 which is not penetrated through, so that the temperature of the mold core 2 and the protrusion 21 can be rapidly reduced in the cooling stage, the second ejector pin can be penetrated in the second ejector pin hole 24, the second ejector pin can be used for exhausting air in the casting and mold filling stage, the casting is inferred from the mold core 2 after the casting is solidified, the fourth air duct hole 25 is provided on the back side of, the fourth wind pore pipe sets up in the junction of mold core 2 and spoke for this department cooling rate is favorable to the holistic temperature cooling gradient of wheel hub foundry goods, and second screw hole 26 is used for fixed mold core 2, and location pinhole 27 is used for the orientation of location mold core 2 and last mould body 1, also can be used to split type mold core 2 location install on last mould body 1.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides an mould on aluminum alloy wheel hub mould with draw material structure, includes last mould body (1), mold core (2) and reposition of redundant personnel awl (3), its characterized in that, it is the cup to go up mould body (1), the bottom center of going up mould body (1) is equipped with mold core (2), the center of mold core (2) is equipped with reposition of redundant personnel awl (3), be equipped with on the bottom surface of last mould body (1) a plurality of with reposition of redundant personnel awl (3) are bellied mould spoke (11) of radial equipartition for the center, on the bottom of mold core (2) with lug (21) that are equipped with a plurality of equipartitions on the concentric circle of the center pin of reposition of redundant personnel awl (3).
2. The aluminum alloy hub mold upper mold with the material drawing structure as claimed in claim 1, wherein the upper mold body (1) is provided with a first material drawing groove (12) on the corresponding back surface of the mold spoke (11), the thickness of the meat between the first material drawing groove (12) and the mold spoke (11) is 18-23mm, the material drawing fillet radius of the first material drawing groove (12) is greater than 5mm, and the thickness of the meat in the area of the bottom of the upper mold body (1) other than the mold spoke (11) is 18-23 mm.
3. The aluminum alloy hub die upper die with the material drawing structure according to claim 2, wherein a plurality of first air plug holes (13), second air plug holes (14) and first ejector rod holes (15) which are uniformly distributed are arranged on the upper die body (1) in a penetrating mode, matched air plugs are arranged in the first air plug holes (13) and the second air plug holes (14), and a plurality of first screw holes (16), first air duct holes (17) and second air duct holes (18) which do not penetrate through are formed in the back face of the upper die body (1).
4. The aluminum alloy hub die upper die with the material drawing structure as claimed in claim 3, wherein the first material drawing groove (12) can be filled with heat insulation cotton.
5. The aluminum alloy wheel hub mold upper mold with the material drawing structure as claimed in claim 1, wherein the mold core (2) is provided with a second material drawing groove (22) at the back side corresponding to the bump (21), a third air duct hole (23) which is not penetrated through is arranged in the second material drawing groove (22), second ejector rod holes (24) are uniformly distributed in the second material drawing groove (22) in a penetrating manner, a fourth air duct hole (25) and a second screw hole (26) which are provided with a plurality of uniform distributions and are not penetrated through are arranged on the back side of the mold core (2), and a positioning pin hole (27) is arranged in the back side of the mold core (2) in a non-penetrating manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022042022.8U CN213317528U (en) | 2020-09-17 | 2020-09-17 | Aluminum alloy wheel hub mould goes up mould with draw material structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022042022.8U CN213317528U (en) | 2020-09-17 | 2020-09-17 | Aluminum alloy wheel hub mould goes up mould with draw material structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213317528U true CN213317528U (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022042022.8U Active CN213317528U (en) | 2020-09-17 | 2020-09-17 | Aluminum alloy wheel hub mould goes up mould with draw material structure |
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| Country | Link |
|---|---|
| CN (1) | CN213317528U (en) |
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- 2020-09-17 CN CN202022042022.8U patent/CN213317528U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: ZHEJIANG JINTAI AUTO PARTS MANUFACTURING CO.,LTD. Assignor: ZHEJIANG JINFEI KAIDA WHEEL Co.,Ltd. Contract record no.: X2024980004380 Denomination of utility model: An aluminum alloy wheel hub mold upper mold with a cutting structure Granted publication date: 20210601 License type: Common License Record date: 20240412 |
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| EE01 | Entry into force of recordation of patent licensing contract |