CN112935194A - Blank subtracts heavy wheel hub mould - Google Patents
Blank subtracts heavy wheel hub mould Download PDFInfo
- Publication number
- CN112935194A CN112935194A CN202110130864.5A CN202110130864A CN112935194A CN 112935194 A CN112935194 A CN 112935194A CN 202110130864 A CN202110130864 A CN 202110130864A CN 112935194 A CN112935194 A CN 112935194A
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- CN
- China
- Prior art keywords
- die
- mould
- blank
- hub
- press plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005266 casting Methods 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 abstract description 9
- 229910000838 Al alloy Inorganic materials 0.000 abstract description 6
- 230000007547 defect Effects 0.000 abstract description 5
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000007493 shaping process Methods 0.000 abstract description 2
- 238000003825 pressing Methods 0.000 description 3
- 239000002994 raw material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/06—Permanent moulds for shaped castings
- B22C9/065—Cooling or heating equipment for moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/088—Feeder heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D29/00—Removing castings from moulds, not restricted to casting processes covered by a single main group; Removing cores; Handling ingots
- B22D29/04—Handling or stripping castings or ingots
- B22D29/08—Strippers actuated mechanically
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
Abstract
The invention discloses a blank weight-reducing hub die, which comprises a die body consisting of an upper die, a bottom die and a side die, wherein a casting cavity is formed among the upper die, the bottom die and the side die, and a feeding groove is longitudinally arranged on the inner wall of the side die in the casting cavity in a surrounding manner and is of a structure with two narrow ends and a wide middle part; when the hub die is manufactured, the inner wall of the side die is thickened, and then the feeding groove is engraved through a numerical control machine tool, so that compared with the original hub die, the space of a casting cavity is reduced, and the cost for casting the hub die is saved; and the feeding groove of indent has increased the inner wall area of side form, when aluminium alloy liquid got into the casting intracavity, makes the mould can heat up fast, and when wheel hub blank cooling shaping, water-cooling or air-cooled device on the mould also can make wheel hub blank from the top down fast and orderly cooling, improves the quality of wheel hub blank, reduces the casting defect.
Description
Technical Field
The invention relates to the technical field of hub dies, in particular to a blank weight-reducing hub die.
Background
The automobile hub is an important component of automobile parts, and along with the development of automobile industry in China, the hub industry is gradually developed and developed. The wheel hub is a cylindrical metal part which is used for supporting a tire and takes an axle as a center in the tire of an automobile, namely a part for mounting an axle at the center of the wheel, and is an important part for connecting a brake drum, a wheel disc and a half shaft. When the hub is cast into the hub blank through the hub die, some casting defects easily appear on the surface of the rim, so that the hub needs to be enlarged in a casting cavity when being involved, the thickness of the hub blank is increased, and the casting defects on the surface of the hub are cut by turning at the later stage to be processed into a hub finished product. However, the die with the enlarged casting cavity needs more aluminum alloy raw materials when a hub blank is cast, a large amount of aluminum alloy on the blank needs to be cut at the later stage to reach the preset size, more raw materials are wasted, and the cost of a hub production enterprise is increased.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provide a wheel hub die with a reduced blank weight.
In order to achieve the purpose, the technical scheme of the invention is as follows:
a blank weight-reducing hub die comprises a die body consisting of an upper die, a bottom die and side dies, wherein the upper die and the bottom die are arranged up and down correspondingly, the side dies are arranged around the upper die and the bottom die, the upper side and the lower side of each side die are respectively connected with the upper die and the bottom die, and a casting cavity is formed among the upper die, the bottom die and the side dies; and a feeding groove is longitudinally arranged on the inner wall of the side mold in the casting cavity in a surrounding manner, and the feeding groove is of a structure with two narrow ends and a wide middle part.
Preferably, the feeding grooves are arranged on the inner wall of the side die at equal intervals, and the spacing distance between every two adjacent feeding grooves is 20 mm.
Preferably, the groove depth of the feeding groove is 2-5 mm.
Preferably, the top of the upper die is provided with a fixing plate, and the fixing plates on two sides of the top of the upper die are respectively provided with an upper die connecting column and a demoulding device.
Preferably, the demolding device comprises a guide pillar vertically connected with the fixing plate, a guide sleeve is slidably sleeved on the guide pillar, a limiting check ring is fixedly arranged at the top of the guide pillar, a demolding press plate is fixedly clamped on the guide sleeve, a central ejector rod and a side ejector rod are arranged on the demolding press plate, the lower end of the central ejector rod penetrates through the upper mold and extends to the upper part of the center of the casting cavity, and the lower end of the side ejector rod penetrates through the upper mold and extends to the upper part of the side edge of the casting cavity.
Preferably, a guide pin is installed on the demolding pressing plate on one side of the guide pillar, a guide pin sleeve is installed on a fixing plate below the guide pin through a clamping block, and the guide pin is connected with the guide pin sleeve in a sliding sleeved mode.
Preferably, the demolding press plate comprises an upper demolding press plate and a lower demolding press plate which are fixedly connected, and the guide sleeve is clamped and fixed between the upper demolding press plate and the lower demolding press plate.
Preferably, the side surface of the side die is provided with a side die draw hook seat, the side die draw hook seat is provided with a side die air pipe joint, and the side die air pipe joint penetrates through the side die draw hook seat.
Preferably, a hoisting screw is arranged on the side surface of the bottom die.
The invention has the beneficial effects that: the invention discloses a blank weight-reducing hub die, which comprises a die body consisting of an upper die, a bottom die and a side die, wherein a casting cavity is formed among the upper die, the bottom die and the side die, and a feeding groove is longitudinally arranged on the inner wall of the side die in the casting cavity in a surrounding manner and is of a structure with two narrow ends and a wide middle part; when the hub die is manufactured, the inner wall of the side die is thickened, and then the feeding groove is engraved through a numerical control machine tool, so that compared with the original hub die, the space of a casting cavity is reduced, and the cost for casting the hub die is saved; and the feeding groove of indent has increased the inner wall area of side form, when aluminium alloy liquid got into the casting intracavity, makes the mould can heat up fast, and when wheel hub blank cooling shaping, water-cooling or air-cooled device on the mould also can make wheel hub blank from the top down fast and orderly cooling, improves the quality of wheel hub blank, reduces the casting defect.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a structural view of a hub blank produced by the hub mold casting of the present invention.
Detailed Description
In order that those skilled in the art will better understand the technical solution of the present invention, the following detailed description of the present invention is provided in conjunction with the accompanying drawings and embodiments.
As shown in fig. 1-3 a wheel hub mould that blank subtracts heavy, include the mould body 4 of constituteing by last mould 1, die block 2 and side form 3, it corresponds the setting from top to bottom to go up mould 1 and die block 2, side form 3 encircles the upper and lower both sides that go up mould 1 and die block 2 setting and side form 3 and connects respectively and go up mould 1 and die block 2, it forms casting cavity 29 to go up between mould 1, die block 2 and the side form 3. And a feeding groove 5 is longitudinally arranged on the inner wall of the side mold 3 in the casting cavity 29 in a surrounding manner, and the feeding groove 5 is of a structure with two narrow ends and a wide middle part. The feeding grooves 5 are preferably arranged on the inner wall of the side mold 3 at equal intervals, the spacing distance between every two adjacent feeding grooves 5 is 20mm, and the groove depth of each feeding groove 5 is 2-5 mm. When the hub die is manufactured, the inner wall of the side die 3 is thickened, and then the feeding groove 5 is engraved through a numerical control machine tool, so that compared with the original hub die, the space of the casting cavity 29 is reduced, and the cost for casting the hub die is saved. And the concave feeding groove 5 increases the inner wall area of the side die 3, so that the die can be rapidly heated when aluminum alloy liquid enters the casting cavity 29, and the water cooling or air cooling device on the die can also rapidly and orderly cool the hub blank from top to bottom when the hub blank is cooled and formed, thereby improving the quality of the hub blank and reducing the casting defects. Feeding strips 55 arranged in an equidistant surrounding mode can exist on the rim of the formed hub blank, and only the feeding strips 55 and part of the outer surface of the rim need to be cut in the subsequent processing of the hub blank, so that the loss of aluminum alloy is greatly reduced.
Go up the mould 1 top and be provided with fixed plate 6, be provided with mould on the fixed plate 6 of going up mould 1 top both sides respectively and link up post 7 and shedder 8. The demolding device 8 comprises a guide pillar 81 vertically connected with the fixing plate 6, a guide sleeve 82 is slidably sleeved on the guide pillar 81, a limiting retainer ring 83 is fixedly arranged at the top of the guide pillar 81, and a demolding press plate 9 is fixedly clamped on the guide sleeve 82. The demolding press plate 9 is provided with a central ejector rod 91 and a side ejector rod 92, the lower end of the central ejector rod 91 penetrates through the upper mold 1 and extends to the upper part of the center of the casting cavity 29, and the lower end of the side ejector rod 92 penetrates through the upper mold 1 and extends to the upper part of the side edge of the casting cavity 29. The demolding press plate 9 comprises an upper demolding press plate 98 and a lower demolding press plate 99 which are fixedly connected, the guide sleeve 82 is clamped and fixed between the upper demolding press plate 98 and the lower demolding press plate 99, and the demolding press plate 9 can move up and down under the guide of the guide pillar 81. The upper die connecting post 7 can be provided with a pushing device for controlling the demoulding pressing plate 9 to be pressed down and lifted, and the central ejector rod 91 and the side ejector rods 92 simultaneously impact the hub blank formed on the upper die 1 when the demoulding pressing plate 9 is pressed down, so that the hub blank is separated from the upper die 1.
Preferably, a guide pin 94 is mounted on the demolding press plate 9 on one side of the guide post 81, a guide pin sleeve 96 is mounted on the fixing plate 6 below the guide pin 94 through a fixture block 95, and the guide pin 94 is slidably sleeved and connected with the guide pin sleeve 96. The guide pin 94 and the guide pin sleeve 96 are combined to form a second guide mechanism, and can play a role in limiting the upward and downward orientation of the demolding press plate 9 by matching with the guide post 81.
The side die 3 is provided with side die draw hook seat 31 on the side, be provided with side die tuber pipe joint 33 on the side die draw hook seat 31, side die tuber pipe joint 33 link up side die draw hook seat 31. The side mould draw hook seat 31 is convenient for connecting the draw hook to control the movement of the side mould 3, and the mould air pipe joint 33 is used for connecting an air cooling pipe to cool the hub mould. And a hoisting screw 22 is arranged on the side surface of the bottom die 2, so that the bottom die 2 can be moved conveniently.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. The utility model provides a blank subtracts heavy wheel hub mould which characterized in that: the die comprises a die body (4) consisting of an upper die (1), a bottom die (2) and side dies (3), wherein the upper die (1) and the bottom die (2) are correspondingly arranged up and down, the side dies (3) are arranged around the upper die (1) and the bottom die (2), the upper sides and the lower sides of the side dies (3) are respectively connected with the upper die (1) and the bottom die (2), and a casting cavity (29) is formed among the upper die (1), the bottom die (2) and the side dies (3); and a feeding groove (5) is longitudinally formed in the inner wall of the side mold (3) in the casting cavity (29) in a surrounding manner, and the feeding groove (5) is of a structure with two narrow ends and a wide middle part.
2. The blank weight-reducing hub die of claim 1, wherein: the feeding grooves (5) are arranged on the inner wall of the side die (3) at equal intervals, and the spacing distance between every two adjacent feeding grooves (5) is 20 mm.
3. The blank weight-reducing hub die of claim 1, wherein: the groove depth of the feeding groove (5) is 2-5 mm.
4. The blank weight-reducing hub die of claim 1, wherein: go up mould (1) top and be provided with fixed plate (6), be provided with mould on fixed plate (6) of going up mould (1) top both sides respectively and ally oneself with quick-witted post (7) and shedder (8).
5. The blank weight-reducing hub die of claim 4, wherein: the demolding device (8) comprises a guide pillar (81) vertically connected with the fixing plate (6), a guide sleeve (82) is sleeved on the guide pillar (81) in a sliding mode, a limiting check ring (83) is fixedly arranged at the top of the guide pillar (81), a demolding press plate (9) is fixedly clamped on the guide sleeve (82), a central ejector rod (91) and a side ejector rod (92) are arranged on the demolding press plate (9), the lower end of the central ejector rod (91) penetrates through the upper mold (1) and extends to the upper side of the center of the casting cavity (29), and the lower end of the side ejector rod (92) penetrates through the upper mold (1) and extends to the upper side of the casting cavity (29).
6. The blank weight-reducing hub die of claim 5, wherein: a guide pin (94) is arranged on the demoulding pressure plate (9) on one side of the guide post (81), a guide pin sleeve (96) is arranged on the fixing plate (6) below the guide pin (94) through a fixture block (95), and the guide pin (94) is connected with the guide pin sleeve (96) in a sliding and sleeved mode.
7. The blank weight-reducing hub die of claim 5, wherein: the demolding press plate (9) comprises an upper demolding press plate (98) and a lower demolding press plate (99) which are fixedly connected, and the guide sleeve (82) is clamped and fixed between the upper demolding press plate (98) and the lower demolding press plate (99).
8. The blank weight-reducing hub die of claim 1, wherein: the side mould air duct connection structure is characterized in that a side mould hook seat (31) is arranged on the side face of the side mould (3), a side mould air duct connector (33) is arranged on the side mould hook seat (31), and the side mould air duct connector (33) penetrates through the side mould hook seat (31).
9. The blank weight-reducing hub die of claim 1, wherein: and a hoisting screw (22) is arranged on the side surface of the bottom die (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110130864.5A CN112935194A (en) | 2021-01-30 | 2021-01-30 | Blank subtracts heavy wheel hub mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110130864.5A CN112935194A (en) | 2021-01-30 | 2021-01-30 | Blank subtracts heavy wheel hub mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112935194A true CN112935194A (en) | 2021-06-11 |
Family
ID=76240311
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110130864.5A Pending CN112935194A (en) | 2021-01-30 | 2021-01-30 | Blank subtracts heavy wheel hub mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112935194A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558973A (en) * | 2022-01-10 | 2022-05-31 | 淄博国创中心先进车用材料技术创新中心 | Differential temperature magnesium alloy wheel hub forming die |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204504155U (en) * | 2014-12-03 | 2015-07-29 | 保定市立中车轮制造有限公司 | Aluminium alloy wheel hub mould feeding structure |
| CN207615641U (en) * | 2017-11-27 | 2018-07-17 | 柳州一阳科技有限公司 | A kind of low pressure mold of aluminium alloy wheel hub of vehicle |
| CN208357775U (en) * | 2018-06-13 | 2019-01-11 | 扬州伟烨轮毂有限公司 | A kind of low pressure casting wheel hub processing mold |
| US20190270337A1 (en) * | 2018-03-05 | 2019-09-05 | Citic Dicastal Co., Ltd. | Wheel and rim with weight reduction sockets |
| US20190270336A1 (en) * | 2018-03-05 | 2019-09-05 | Citic Dicastal Co., Ltd. | Wheel and rim with weight reduction sockets |
| CN209565479U (en) * | 2018-12-25 | 2019-11-01 | 江苏安玛速铝业有限公司 | Mold insert and its compatible wheel hub molding die for reversed wheel rim hub mold |
-
2021
- 2021-01-30 CN CN202110130864.5A patent/CN112935194A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204504155U (en) * | 2014-12-03 | 2015-07-29 | 保定市立中车轮制造有限公司 | Aluminium alloy wheel hub mould feeding structure |
| CN207615641U (en) * | 2017-11-27 | 2018-07-17 | 柳州一阳科技有限公司 | A kind of low pressure mold of aluminium alloy wheel hub of vehicle |
| US20190270337A1 (en) * | 2018-03-05 | 2019-09-05 | Citic Dicastal Co., Ltd. | Wheel and rim with weight reduction sockets |
| US20190270336A1 (en) * | 2018-03-05 | 2019-09-05 | Citic Dicastal Co., Ltd. | Wheel and rim with weight reduction sockets |
| CN208357775U (en) * | 2018-06-13 | 2019-01-11 | 扬州伟烨轮毂有限公司 | A kind of low pressure casting wheel hub processing mold |
| CN209565479U (en) * | 2018-12-25 | 2019-11-01 | 江苏安玛速铝业有限公司 | Mold insert and its compatible wheel hub molding die for reversed wheel rim hub mold |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114558973A (en) * | 2022-01-10 | 2022-05-31 | 淄博国创中心先进车用材料技术创新中心 | Differential temperature magnesium alloy wheel hub forming die |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210611 |