CN105127397A - Mold used for high-precision pressure casting wheel hub - Google Patents
Mold used for high-precision pressure casting wheel hub Download PDFInfo
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- CN105127397A CN105127397A CN201510657194.7A CN201510657194A CN105127397A CN 105127397 A CN105127397 A CN 105127397A CN 201510657194 A CN201510657194 A CN 201510657194A CN 105127397 A CN105127397 A CN 105127397A
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- wheel hub
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Abstract
The invention provides a mold used for a high-precision pressure casting wheel hub. The mold comprises a movable mold and a static mold, wherein a mold cavity is formed on the combining surface of the movable mold and the static mold; the static mold comprises a feeding hole and a first group of cooling water pipelines; the static mold comprises a second group of cooling water pipelines, overflowing air paths, thread bottom hole stand columns and mounting unthreaded hole stand columns; the feeding hole is communicated to the mold cavity through a sprue; the first group of cooling water pipelines and the second group of cooling water pipelines are arranged at the front and back sides of the mold cavity respectively; the mold cavity is communicated with the outside through the overflowing air paths; the mounting unthreaded hole stand columns correspond to the positions of positioning points; and the mounting unthreaded hole stand columns are arranged at protruding four end parts of the wheel hub. The mold has the beneficial effects that the wheel hub can be molded by pressure casting, and meanwhile, the positioning points, mounting unthreaded holes and thread bottom holes are directly formed by high-precision positioning and pressure casting, so that machining steps are reduced, manpower and material resources are saved, and the yield of wheel hub products is effectively increased.
Description
Technical field
The invention belongs to die casting field, especially relate to a kind of mould for high accuracy die casting wheel hub.
Background technology
The structure of existing wheel hub is as shown in Figure of description 4 and accompanying drawing 5, accompanying drawing 4 is the structural representation in wheel hub A face, accompanying drawing 5 is the structural representation in wheel hub B face, original wheel hub production technology is after die cast, the fourth class branch of the excircle in wheel hub A face processes four location place by machined, in wheel hub B face, the locating point position in corresponding wheel hub A face processes four thread Pilot holes, also to process four again in four ends of the evagination in wheel hub B face and unthreaded hole is installed, due in mach process, pore and the sand holes of wheel hub product itself can expose, cause the rising of percent defective, the inherently labor intensive of machined action simultaneously, there is the defect of labor intensive material resources.
Summary of the invention
In view of this, the present invention is intended to propose a kind of mould for high accuracy die casting wheel hub, can while wheel hub die cast, direct hi-Fix die casting goes out anchor point, installs unthreaded hole and thread Pilot hole, save mach step, use manpower and material resources sparingly, effectively improve the qualification rate of wheel hub product.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of mould for high accuracy die casting wheel hub, comprise dynamic model and quiet mould, described dynamic model adjusts the distance between described quiet mould by mobile device, the faying face of described dynamic model and described quiet mould forms die cavity, described quiet mould comprises charging aperture, first group of cooling water pipeline and anchor point, described dynamic model comprises second group of cooling water pipeline, overflow air flue, thread Pilot hole column and installation unthreaded hole column, described charging aperture is communicated to described die cavity by running channel, described first group of cooling water pipeline and described second group of cooling water pipeline are separately positioned on the both sides, front and back of described die cavity, described die cavity is in communication with the outside by described spilling air flue, described anchor point is arranged in the fourth class branch of wheel hub excircle, the position of the corresponding described anchor point of described thread Pilot hole column, described installation unthreaded hole column is arranged on four ends of wheel hub evagination.
Further, described running channel is alloy running channel.
Further, the intersection of described spilling air flue and described wheel hub is provided with exhaust cinder ladle.
Further, described mobile device comprises guide pillars and bushes, and described guide pillar is arranged on the medial surface corner place of described quiet mould, and described guide pin bushing is arranged on the medial surface corner place of described dynamic model, and described guide pin bushing is slidably socketed on described guide pillar.
Further, in described running channel, be provided with spreader, the vertical described charging aperture of described spreader.
Relative to prior art, the mould for high accuracy die casting wheel hub of the present invention has following advantage:
(1) guide pin bushing of dynamic model of the present invention can slide on the guide pillar of quiet mould, realize dynamic model and compress quiet mould, the metal of molten condition is poured in the charging aperture of quiet mould, the metal of molten condition flows into running channel, in running channel, the spreader of vertically opposite charging aperture plays the effect of shunting, contribute to molten metal evenly to flow in die cavity, molten metal is loading mould cavity gradually, in die cavity, original gas is discharged by overflowing air flue, by the cooling effect of first group of cooling water pipeline and second group of cooling water pipeline, wheel hub is shaping in die cavity, owing to being provided with anchor point in quiet mould, be provided with thread Pilot hole column in dynamic model and unthreaded hole column is installed, contribute to shaping wheel hub and have corresponding hole shape in the position die casting of correspondence, the positional precision of corresponding aperture is high, after shaping wheel hub is opened out, eliminate machining anchor point on wheel hub, thread Pilot hole and installation unthreaded hole, save manpower and materials, also effectively can avoid the pore that causes in machining process and sand holes simultaneously, promote yield rate.
(2) running channel of the present invention adopts alloy running channel, greatly reduces the secondary oxidation of metal in casting process of happy and harmonious state, and the high and resistance to corrosion of the refractoriness of alloy running channel by force simultaneously, not easily sizing.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structural representation of the embodiment of the present invention;
Fig. 2 be dynamic model of the present invention face structural representation;
Fig. 3 be quiet mould of the present invention face structural representation;
Fig. 4 is the structural representation in existing wheel hub A face;
Fig. 5 is the structural representation in existing wheel hub B face.
Description of reference numerals:
1-dynamic model, 11-spreader, 12-second group of cooling water pipeline, 13-overflows air flue, 14-thread Pilot hole column, 15-installs unthreaded hole column, 16-guide pin bushing, the quiet mould of 2-, 21-charging aperture, 22-first group of cooling water pipeline, 23-anchor point, 24-guide pillar, 3-die cavity, 4-running channel, 5-is vented cinder ladle, 6-wheel hub B face, 61-thread Pilot hole, 62-installs unthreaded hole, 7-wheel hub A face.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the present invention and the feature in embodiment can combine mutually.
Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
As Fig. 1, 2, shown in 3, the invention provides a kind of mould for high accuracy die casting wheel hub, comprise dynamic model 1 and quiet mould 2, described dynamic model adjusts the distance between described quiet mould 2 by mobile device, the faying face of described dynamic model 1 and described quiet mould 2 forms die cavity 3, described quiet mould 2 comprises charging aperture 21, first group of cooling water pipeline 22 and anchor point 23, described dynamic model 1 comprises second group of cooling water pipeline 12, overflow air flue 13, thread Pilot hole column 14 and installation unthreaded hole column 15, described charging aperture 21 is communicated to described die cavity 3 by running channel 4, described first group of cooling water pipeline 22 and described second group of cooling water pipeline 12 are separately positioned on the both sides, front and back of described die cavity 3, described die cavity 3 is in communication with the outside by described spilling air flue 13, described anchor point 23 is arranged in the fourth class branch of wheel hub excircle, the position of the corresponding described anchor point 23 of described thread Pilot hole column 14, described installation unthreaded hole column 15 is arranged on four ends of wheel hub evagination.
Described running channel 4 is alloy running channel.
Described spilling air flue 13 is provided with the intersection of described wheel hub and is vented cinder ladle 5.
Described mobile device comprises guide pillar 24 and guide pin bushing 16, and described guide pillar 24 is arranged on the medial surface corner place of described quiet mould 2, and described guide pin bushing 16 is arranged on the medial surface corner place of described dynamic model 1, and described guide pin bushing 16 is slidably socketed on described guide pillar 24.
Spreader 11 is provided with, the vertical described charging aperture 21 of described spreader 11 in described running channel 4.
The course of work of this example: the guide pin bushing 16 controlling dynamic model 1 slides on the guide pillar 24 of quiet mould 2, dynamic model 1 compresses quiet mould 2, after compression, the metal of molten condition is poured in the charging aperture 21 of quiet mould 2, the metal of molten condition flows into running channel 4, in running channel 4, molten metal is shunted by the spreader 11 of vertically opposite charging aperture 21, molten metal evenly flows in die cavity 3, molten metal is loading mould cavity 3 gradually, in die cavity 3, original gas overflows by overflowing air flue 13, first group of cooling water pipeline 22 and second group of cooling water pipeline 12 cool, wheel hub A face 7 and wheel hub B face 6 shaping in die cavity 3, the anchor point on wheel hub A face 7 is gone out by anchor point 23 die casting arranged in quiet mould 2, by thread Pilot hole column 14 and the installation unthreaded hole column 15 of setting in dynamic model 1, die casting goes out the thread Pilot hole 61 in wheel hub B face 6 and installs unthreaded hole 62 respectively, finally shaping wheel hub is opened out in die cavity 3, directly at thread Pilot hole 61, corresponding tapping respectively in unthreaded hole 62 is installed, do not need to re-use mach means to punch, use manpower and material resources sparingly.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (5)
1. the mould for high accuracy die casting wheel hub, it is characterized in that: comprise dynamic model and quiet mould, described dynamic model adjusts the distance between described quiet mould by mobile device, the faying face of described dynamic model and described quiet mould forms die cavity, described quiet mould comprises charging aperture, first group of cooling water pipeline and anchor point, described dynamic model comprises second group of cooling water pipeline, overflow air flue, thread Pilot hole column and installation unthreaded hole column, described charging aperture is communicated to described die cavity by running channel, described first group of cooling water pipeline and described second group of cooling water pipeline are separately positioned on the both sides, front and back of described die cavity, described die cavity is in communication with the outside by described spilling air flue, described anchor point is arranged in the fourth class branch of wheel hub excircle, the position of the corresponding described anchor point of described thread Pilot hole column, described installation unthreaded hole column is arranged on four ends of wheel hub evagination.
2. the mould for high accuracy die casting wheel hub according to claim 1, is characterized in that: described running channel is alloy running channel.
3. the mould for high accuracy die casting wheel hub according to claim 1, is characterized in that: the intersection of described spilling air flue and described wheel hub is provided with exhaust cinder ladle.
4. the mould for high accuracy die casting wheel hub according to claim 1, it is characterized in that: described mobile device comprises guide pillars and bushes, described guide pillar is arranged on the medial surface corner place of described quiet mould, described guide pin bushing is arranged on the medial surface corner place of described dynamic model, and described guide pin bushing is slidably socketed on described guide pillar.
5. the mould for high accuracy die casting wheel hub according to claim 1, is characterized in that: be provided with spreader in described running channel, the vertical described charging aperture of described spreader.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657194.7A CN105127397A (en) | 2015-10-13 | 2015-10-13 | Mold used for high-precision pressure casting wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510657194.7A CN105127397A (en) | 2015-10-13 | 2015-10-13 | Mold used for high-precision pressure casting wheel hub |
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| Publication Number | Publication Date |
|---|---|
| CN105127397A true CN105127397A (en) | 2015-12-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510657194.7A Pending CN105127397A (en) | 2015-10-13 | 2015-10-13 | Mold used for high-precision pressure casting wheel hub |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202343912U (en) * | 2011-12-08 | 2012-07-25 | 四川长虹技佳精工有限公司 | Motorcycle wheel hub die-casting mold |
| CN203725732U (en) * | 2014-01-15 | 2014-07-23 | 宁波开富模具压铸有限公司 | Electric generator end cover mold |
| CN204220955U (en) * | 2014-09-05 | 2015-03-25 | 天津市发利汽车压铸件厂 | A kind of motor casing die casting |
| CN204220957U (en) * | 2014-09-15 | 2015-03-25 | 天津市发利汽车压铸件厂 | A kind of die casting with partial Pressure core |
| CN205096510U (en) * | 2015-10-13 | 2016-03-23 | 天津市发利汽车压铸件厂 | A mould for high accuracy die -casting wheel hub |
-
2015
- 2015-10-13 CN CN201510657194.7A patent/CN105127397A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202343912U (en) * | 2011-12-08 | 2012-07-25 | 四川长虹技佳精工有限公司 | Motorcycle wheel hub die-casting mold |
| CN203725732U (en) * | 2014-01-15 | 2014-07-23 | 宁波开富模具压铸有限公司 | Electric generator end cover mold |
| CN204220955U (en) * | 2014-09-05 | 2015-03-25 | 天津市发利汽车压铸件厂 | A kind of motor casing die casting |
| CN204220957U (en) * | 2014-09-15 | 2015-03-25 | 天津市发利汽车压铸件厂 | A kind of die casting with partial Pressure core |
| CN205096510U (en) * | 2015-10-13 | 2016-03-23 | 天津市发利汽车压铸件厂 | A mould for high accuracy die -casting wheel hub |
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Application publication date: 20151209 |