CN116900279A - A fully water-cooled low-pressure wheel hub mold - Google Patents
A fully water-cooled low-pressure wheel hub mold Download PDFInfo
- Publication number
- CN116900279A CN116900279A CN202310915338.9A CN202310915338A CN116900279A CN 116900279 A CN116900279 A CN 116900279A CN 202310915338 A CN202310915338 A CN 202310915338A CN 116900279 A CN116900279 A CN 116900279A
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- China
- Prior art keywords
- water
- cooling
- channel
- mold
- wheel hub
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D18/00—Pressure casting; Vacuum casting
- B22D18/04—Low pressure casting, i.e. making use of pressures up to a few bars to fill the mould
-
- 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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
A full water-cooling low-pressure wheel hub mold belongs to the technical field of wheel hub molds; including the mould body, the mould body includes bottom plate, die block, goes up mould and 4 side forms, the die block is fixed on the bottom plate, and the pouring gate has been seted up to die block bottom central point puts, and 4 side forms are circumference array and set up around the die block, go up the mould lid and close on the die block, still be equipped with water cooling structure on the mould body, water cooling structure includes, water cooling inserts, first water cooling subassembly and second water cooling subassembly, all is provided with the water cooling on the 4 side forms and inserts, and first water cooling subassembly sets up on the die block, and the second water cooling subassembly sets up on last mould, first water cooling subassembly includes annular water course and some water cooling spare, and annular water course is located the pouring gate outside, and some water cooling spare sets up in the annular water course outside.
Description
Technical Field
The invention belongs to the technical field of hub molds, and particularly relates to a full water-cooling low-pressure hub mold.
Background
The hub is a metal part with a cylindrical inner contour for supporting the tire, and is arranged on a shaft at the center, and is also called a rim, a steel ring, a wheel and a bell. The hub has various types according to the diameter, width, forming mode and materials.
At present, the hub production is carried out by mass production of moulds, cooling is critical to the quality of the hub in the production process, the common cooling mode comprises an air cooling mode and a water cooling mode, the water cooling mode becomes the main cooling mode of the current hub mould by virtue of the advantages of low energy consumption, recycling and high cooling speed, however, the distribution of water cooling structures in the current hub mould is not reasonable enough, and the following problems exist:
1. the water cooling channel on the traditional side die is generally water inflow at one end and water outflow at one end, the structure has the problems that the cooling water flowing distance is longer and the water outflow of the water cooling channel is smaller, and further uneven distribution of a side die temperature field is caused, and the risks of die cracking and casting blank rim conveying are higher.
2. The water cooling structure on the bottom die is generally an annular water cooling channel, and the hub consists of spokes with different numbers and the same number, so that the water cooling channel is limited in coverage, and a plurality of spokes cannot be cooled at the same time, so that the cooling efficiency is reduced.
Disclosure of Invention
The invention mainly solves the technical problems in the prior art and provides a full water-cooling low-pressure hub die.
The technical problems of the invention are mainly solved by the following technical proposal: the utility model provides a full water-cooling low pressure wheel hub mould, includes the mould body, the mould body includes bottom plate, die block, goes up mould and 4 side forms, the die block is fixed on the bottom plate, and the pouring gate has been seted up to die block bottom central point put, and 4 side forms are circumference array and are setting up around the die block, go up the mould lid and close on the die block, still be equipped with water-cooling structure on the mould body, water-cooling structure includes, water-cooling insert, first water-cooling component and second water-cooling component, all is provided with water-cooling insert on the 4 side forms, and first water-cooling component sets up on the die block, and the second water-cooling component sets up on the last mould, first water-cooling component includes annular water course and some water-cooling spare, and annular water course is located the pouring gate outside, and some water-cooling spare sets up in annular water course outside.
Preferably, the bottom of the bottom die is fixedly provided with an annular water inlet pipe and an annular water outlet pipe, 5-15 water inlet branch pipes are arranged on the water inlet pipe in an annular array, the water outlet pipe is provided with water-cooling point pieces with the same number as the water inlet branch pipes in an annular array, and the 5-15 water inlet branch pipes penetrate through the water outlet pipe and are respectively inserted into different water-cooling point pieces.
Preferably, the water cooling component comprises a connecting piece, a water cooling seat and a nut, wherein the inner side of one end of the water cooling seat is conical, a water return channel is arranged in the connecting piece, the outer side of one end of the connecting piece is conical, one end of the outer side of the connecting piece, which is conical, is inserted into one end of the inner side of the water cooling seat, which is conical, and the connecting part is fixed through the nut, and the water inlet branch pipe is inserted into the middle of the water return channel.
Preferably, a positioning protrusion is arranged at one conical end of the outer side of the connecting piece, and a limiting protrusion for limiting the nut is arranged at the inner side of one end of the nut.
Preferably, an arc-shaped water channel is arranged in the water-cooling insert, a water inlet is formed in the middle of the arc-shaped water channel, and water outlets are formed in two ends of the arc-shaped water channel.
Preferably, the second water cooling assembly comprises an annular water channel, a plum blossom water channel and a spot water cooling piece, wherein the annular water channel is arranged around the center of the top of the upper die, the plum blossom water channel is positioned at the outer side of the annular water channel, and the spot water cooling piece is arranged at the outer side of the plum blossom water channel.
Preferably, the water inlet pipe is a stainless steel pipe with the diameter of 12 mm.
Preferably, the water outlet pipe is a stainless steel pipe with the diameter of 16 mm.
Preferably, the water inlet branch pipe is a stainless steel pipe with the diameter of 6 mm.
The invention has the beneficial effects that:
according to the invention, the water-cooling insert is arranged on the side die, the arc-shaped water channel is arranged in the water-cooling insert, the water inlet is formed in the middle of the arc-shaped water channel and the water outlets are formed at the two ends of the arc-shaped water channel, so that the water yield is doubled, the flowing distance of cooling water is correspondingly doubled, the effect of balancing the temperature field of the side die is further achieved, and the risks of die cracking and casting blank rim loosening are reduced.
According to the invention, the bottom die is provided with 1 group of annular water channels and a plurality of groups of water cooling parts for matching, so that a plurality of spokes of the hub can be rapidly cooled at the same time, the cooling efficiency is improved, and the casting efficiency is further improved; the joint of the connecting piece of the spot water cooling piece and the water cooling seat is sealed through the conical surface, and the water cooling seat and the connecting piece are connected and sealed through the nut, so that the water cooling seat has the advantages of being fast in disassembly and assembly and difficult to leak water.
Drawings
FIG. 1 is a schematic view of a construction of the present invention;
FIG. 2 is a schematic bottom view of the bottom die of the present invention;
FIG. 3 is a schematic top view of the upper die of the present invention;
FIG. 4 is a schematic cross-sectional view of a side form of the present invention;
FIG. 5 is a schematic view of a spot water cooling and inlet and outlet pipes.
In the figure: 1. a die body; 2. a bottom plate; 3. a bottom die; 4. an upper die; 5. a side mold; 6. a sprue gate; 7. a water cooling structure; 8. a water-cooling insert; 9. a first water cooling assembly; 10. a second water cooling assembly; 11. an annular water channel; 12. a water cooling part is arranged; 13. a water inlet pipe; 14. a water outlet pipe; 15. a water inlet branch pipe; 16. a connecting piece; 17. a water cooling seat; 18. a nut; 19. a water return channel; 20. positioning the bulge; 21. a limit protrusion; 22. an arc-shaped water channel; 23. a water inlet; 24. a water outlet; 25. plum blossom water course.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings.
Examples: an all-water-cooling low-pressure hub die, as shown in fig. 1-5, comprises a die body 1, and is characterized in that: the die body 1 comprises a bottom plate 2, a bottom die 3, an upper die 4 and 4 side dies 5, wherein the bottom die 3 is fixed on the bottom plate 2, a pouring gate 6 is formed in the center position of the bottom die 3, the 4 side dies 5 are arranged around the bottom die 3 in a circumferential array, the upper die 4 is covered on the bottom die 3, the die body 1 is further provided with a water cooling structure 7, the water cooling structure 7 comprises a water cooling insert 8, a first water cooling assembly 9 and a second water cooling assembly 10, the water cooling insert 8 is arranged on the 4 side dies 5, the first water cooling assembly 9 is arranged on the bottom die 3, the second water cooling assembly 10 is arranged on the upper die 4, the first water cooling assembly 9 comprises an annular water channel 11 and a spot water cooling member 12, the annular water channel 11 is arranged on the outer side of the pouring gate 6, and the spot water cooling member 12 is arranged on the outer side of the annular water channel 11.
Further, the bottom of the bottom die 3 is fixed with a circular water inlet pipe 13 and a circular water outlet pipe 14, the water inlet pipe 13 and the water outlet pipe 14 are circular and are annular closed stainless steel pipes, the diameter of the water inlet pipe 13 is 12mm, the diameter of the water outlet pipe 14 is 15mm, the water inlet pipe 13 is positioned below the water outlet pipe 14,3 water outlet pipes 14 are arranged below the bottom die 3 from inside to outside by taking the pouring opening 6 as the center, the water inlet pipe 13 is arranged below the 3 water outlet pipes 14, 5 water inlet pipes 12 are arranged on the water outlet pipe 14 positioned at the innermost side in a circular array, 10 water inlet pipes 12 are arranged on the water outlet pipe 14 positioned in the middle in a circular array, 15 water inlet pipes 12 are arranged on the water outlet pipe 14 positioned at the outermost side in a circular array, 5 water inlet branch pipes 15 are arranged on the water inlet pipe 13 positioned at the innermost side in a circular array and respectively inserted into the 5 water inlet pipe 12, 10 water inlet branch pipes 15 are arranged on the water inlet pipe 13 at the innermost side in a circular array and respectively inserted into the 5 water inlet pipe 12, and the water inlet pipes 15 are respectively inserted into the water inlet pipe 15 in the circular array and are respectively inserted into the water inlet pipe 15 at the innermost side 15 in the circular array and the water inlet pipe 15.
Further, the spot water cooling member 12 includes a connecting member 16, a water cooling seat 17 and a nut 18, wherein the inner side of one end of the water cooling seat 17 is conical, a water return channel 19 is arranged in the connecting member 16, the outer side of one end of the connecting member 16 is conical, one end of the outer side of the connecting member 16 is conical is inserted into one end of the inner side of the water cooling seat 17, the connecting position is fixed by the nut 18, and the water inlet branch pipe 15 is inserted into the middle of the water return channel 19.
Furthermore, a positioning protrusion 20 is provided at one conical end of the outer side of the connecting piece 16, a limiting protrusion 21 for limiting the nut 18 is provided at the inner side of one end of the nut 18, and when in use, the connecting piece 16 and the water cooling seat 17 are inserted and sealed by the conical surface, and then the nut 18 passes through the external thread fastened at the lower end of the water cooling seat 17 from the lower end of the connecting piece 16 to connect and seal the connecting piece 16 and the water cooling seat 17.
Further, be equipped with arc water course 22 in the water-cooling insert 8, the water inlet 23 has been seted up to arc water course 22 intermediate position, the delivery port 24 has all been seted up at the both ends of arc water course 22, during the use cooling water gets into from the delivery port 24 at both ends after the arc water course 22 from the water inlet 23 in the middle of the arc water course 22, compared with original design, this design reducible cooling water 1 time's flowing distance improves cooling rate, through measuring the temperature in side form 5 positions with the thermal imaging system, the temperature field is by the trend that the height was changed in the side form 5 in the middle of the low side form 5 of 4 side forms 5 die joint faces, the distribution of side form 5 temperature field has been balanced, reduce the loose risk of rim.
Further, the second water cooling assembly 10 includes an annular water channel 11, a plum blossom water channel 25 and a spot water cooling member 12, the annular water channel 11 is arranged around the center of the top of the upper die 4, the plum blossom water channel 25 is annular closed and is located at the outer side of the annular water channel 11, the spot water cooling member 12 is arranged at the outer side of the plum blossom water channel 25, and the coverage area of the water channel on the upper die 4 can be increased due to the combined design of the annular water channel 11, the plum blossom water channel 25 and the spot water cooling member 12, so that the cooling efficiency is improved.
The principle of the invention is as follows:
when the cooling device is used, when the hub casting blank begins to cool after pressure maintaining is finished, cooling water is respectively cooled from the water inlet pipe 13, the annular water channel 11, the water inlet 23 of the arc water channel 22, the side mold 5 and the bottom mold 3, the upper mold 4 can be cooled comprehensively and rapidly through the combination of the annular water channel 11, the plum blossom water channel 25 and the spot water cooling piece 12, the upper mold 4 and the hub casting blank can be cooled comprehensively and rapidly through the arc water channel 22 in the 4 side molds 5, the periphery of the 4 side molds 5 and the hub casting blank can be cooled comprehensively and rapidly, and the annular water channel 11 and the spot water cooling pieces 12 below the bottom mold 3 can be cooled comprehensively and rapidly through the spokes of the bottom mold 3 and the hub casting blank.
Finally, it should be noted that the above embodiments are merely representative examples of the present invention. Obviously, the invention is not limited to the above-described embodiments, but many variations are possible. Any simple modification, equivalent variation and modification of the above embodiments according to the technical substance of the present invention should be considered to be within the scope of the present invention.
Claims (9)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310915338.9A CN116900279A (en) | 2023-07-25 | 2023-07-25 | A fully water-cooled low-pressure wheel hub mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310915338.9A CN116900279A (en) | 2023-07-25 | 2023-07-25 | A fully water-cooled low-pressure wheel hub mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116900279A true CN116900279A (en) | 2023-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310915338.9A Pending CN116900279A (en) | 2023-07-25 | 2023-07-25 | A fully water-cooled low-pressure wheel hub mold |
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| CN (1) | CN116900279A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204220967U (en) * | 2014-11-26 | 2015-03-25 | 中信戴卡宁波轮毂制造有限公司 | The Low Voltage and Water-cooled casting mould improved |
| US20160207098A1 (en) * | 2014-12-25 | 2016-07-21 | Citic Dicastal Co., Ltd | Water spot cooling device of bottom mold for wheel hub casting and method for cooling bottom mold |
| US20170291212A1 (en) * | 2016-04-08 | 2017-10-12 | Citic Dicastal Co., Ltd | Tandem Water Spot Cooling Device for Top Die |
| CN211614281U (en) * | 2020-02-12 | 2020-10-02 | 中信戴卡股份有限公司 | Low-pressure casting mold for wheel |
| CN114799128A (en) * | 2022-04-01 | 2022-07-29 | 中信戴卡股份有限公司 | Accurate high-efficient water cooling mold structure of aluminum alloy casting wheel |
| CN217343538U (en) * | 2022-03-10 | 2022-09-02 | 滨州戴森车轮科技有限公司 | Full water-cooling die for low-pressure casting of aluminum alloy hub |
| CN218425534U (en) * | 2022-03-25 | 2023-02-03 | 云南富源今飞轮毂制造有限公司 | Water mist cooled aluminum alloy hub low-pressure casting die |
| CN116079033A (en) * | 2023-04-06 | 2023-05-09 | 秦皇岛兴龙轮毂有限公司 | Point-cooling type compact full-water-cooling split bottom die structure |
| CN219151540U (en) * | 2022-10-25 | 2023-06-09 | 秦皇岛中秦渤海轮毂有限公司 | Novel cooling structure of aluminum alloy hub die top die |
-
2023
- 2023-07-25 CN CN202310915338.9A patent/CN116900279A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204220967U (en) * | 2014-11-26 | 2015-03-25 | 中信戴卡宁波轮毂制造有限公司 | The Low Voltage and Water-cooled casting mould improved |
| US20160207098A1 (en) * | 2014-12-25 | 2016-07-21 | Citic Dicastal Co., Ltd | Water spot cooling device of bottom mold for wheel hub casting and method for cooling bottom mold |
| US20170291212A1 (en) * | 2016-04-08 | 2017-10-12 | Citic Dicastal Co., Ltd | Tandem Water Spot Cooling Device for Top Die |
| CN211614281U (en) * | 2020-02-12 | 2020-10-02 | 中信戴卡股份有限公司 | Low-pressure casting mold for wheel |
| CN217343538U (en) * | 2022-03-10 | 2022-09-02 | 滨州戴森车轮科技有限公司 | Full water-cooling die for low-pressure casting of aluminum alloy hub |
| CN218425534U (en) * | 2022-03-25 | 2023-02-03 | 云南富源今飞轮毂制造有限公司 | Water mist cooled aluminum alloy hub low-pressure casting die |
| CN114799128A (en) * | 2022-04-01 | 2022-07-29 | 中信戴卡股份有限公司 | Accurate high-efficient water cooling mold structure of aluminum alloy casting wheel |
| CN219151540U (en) * | 2022-10-25 | 2023-06-09 | 秦皇岛中秦渤海轮毂有限公司 | Novel cooling structure of aluminum alloy hub die top die |
| CN116079033A (en) * | 2023-04-06 | 2023-05-09 | 秦皇岛兴龙轮毂有限公司 | Point-cooling type compact full-water-cooling split bottom die structure |
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