CN106914600A - A kind of die casting and pressure casting method - Google Patents
A kind of die casting and pressure casting method Download PDFInfo
- Publication number
- CN106914600A CN106914600A CN201710092472.8A CN201710092472A CN106914600A CN 106914600 A CN106914600 A CN 106914600A CN 201710092472 A CN201710092472 A CN 201710092472A CN 106914600 A CN106914600 A CN 106914600A
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- China
- Prior art keywords
- mould
- upper mould
- die casting
- die
- lower mould
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- 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.)
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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
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/22—Dies; Die plates; Die supports; Cooling equipment for dies; Accessories for loosening and ejecting castings from dies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of die casting, including upper die and lower die, stripper and core, there is die cavity after the upper mould and the lower mould matched moulds, the upper mould includes upper mould body and upper mould mold insert, the upper mould mold insert is partially submerged into the upper mould body, and the upper mould mold insert forms the upper mold cavity of indent with the upper mould body；The lower mould has cast gate；Alignment pin is provided between the upper mould and the lower mould.The structure of cast die is simple, shaping is reliable, the demoulding is smooth, small investment when carrying out die casting using inventive die, with short production cycle, is the fast simple and direct precision casting process that produces effects.
Description
Technical field
The present invention relates to a kind of mould, and in particular to a kind of die casting and the method that die casting is carried out using the mould.
Background technology
In enterprise produces, when running into, batch is small or batch is indefinite, but during promise well such case, is cut according to metal
The mode of processing completes important aluminium or magnesium alloy member, then, production cost and production cycle will improve tens times, even more
It is high.It is the optimal path of smail investments and quick rerurn by the compression mod miniaturization of traditional sense, simplification.
By taking the aluminium alloy castings of motor base as an example, the method according to metal cutting process is obtained, then substantial amounts of to add
Work center milling workload（Containing programming）Casting cost will be made in tens times of growths；According to metal pattern gravity-assist pouring, its mould
Although cost is very low, because casting wall is too thin（2.5mm）, cause the flow velocity of molten metal too slow and cannot be molded.Thus die carter
Skill is undoubtedly optimal selection.It is worth noting that, the mould for generally being used on horizontal plunger die casting machine, due to its shaping, closes
Mould is oriented to and ejecting mechanism is complete, and generally uses standard die set, therefore the manufacturing cost of mould is all more than tens thousand of units.
The content of the invention
The technical problem to be solved in the present invention is the defect for overcoming prior art, there is provided a kind of die casting and die casting side
Method, the structure of cast die is simple, shaping is reliable, the demoulding is smooth, small investment, production week when carrying out die casting using inventive die
Phase is short, is the fast simple and direct precision casting process that produces effects.
In order to solve the above technical problems, the technical solution adopted by the present invention is：
There is die cavity after a kind of die casting, including upper die and lower die, stripper and core, the upper mould and the lower mould matched moulds,
The upper mould includes upper mould body and upper mould mold insert, and the upper mould mold insert is partially submerged into the upper mould body, and the upper mould edge
Part forms the upper mold cavity of indent with the upper mould body；The lower mould has cast gate；Set between the upper mould and the lower mould
There is alignment pin.
Preferably, the core includes at least one user installation pass core, and the user installation pass core is conehead
Spot hole core.
Preferably, the stripper has lower mould mounting hole, and the lower mould partly by lower mould mounting hole, and can pass through
Part coordinate with the discharging sheet separation.
Preferably, the upper mould mold insert middle part is provided with shunting taper hole, the shunting taper hole built with spreader, the lower mould
Middle part is provided with sprue taper hole wide at the top and narrow at the bottom, and the shunting taper hole and sprue taper hole are coaxial；The cast gate is opened in shunting
At the cooperation of cone and sprue taper hole, the cast gate is the claw type cast gate that several cast gate grooves by being evenly distributed are constituted.
Preferably, the cast gate groove is along circumferentially uniform four of sprue taper hole.
Preferably, the relative both sides of the upper mould are respectively provided with mould handle, and the relative both sides of the stripper are respectively provided with down
Mould handle, during matched moulds state, the upper mould handle and the lower mould handle are not overlapped.Do not overlap and refer to upper mould handle and lower mould hand
Handle staggers at an angle, and preferably offset angular is 90 ゜
Preferably, the upper mould is further opened with overflow launder and air discharge duct.
A kind of method that die casting is carried out using above-mentioned die casting.
Preferably, the die casting is placed on full-vertical die casting machine and uses.
The beneficial effect that the present invention is reached：
Upper mould can reduce manufacturing cost in the form of upper mould body and upper mould mold insert are chimeric, it is to avoid electrical discharge machining.
In order to die casting stays in lower mould after ensureing die sinking, user installation pass core uses conehead point well format, whole user peace to be obtained
Dress hole, after being got out after the demoulding.Additionally, the design of cast gate groove of the present invention is easy to remove cast gate.
Die casting of the invention is cheap, casting quality reliability, die life more long, overflow, exhaust conditions are good.
It is small investment when carrying out die casting using inventive die, with short production cycle, it is the fast simple and direct precision casting process that produces effects.It is obtained
Casting have and Horizontal type pressure mold（High investment）The equal effect of casting, but its manufacturing cost is only suitable with casting of metals mould.
Therefore, it can yet be regarded as medium and small enterprise's design of Die Casting when, a kind of structure choice for meriting attention.
Brief description of the drawings
Fig. 1 is the structural representation of embodiment medium casting；
Fig. 2 is the sectional view of die casting in embodiment；
Fig. 3 is the top view of upper mould body；
Fig. 4 is the side sectional view of upper mould mold insert；
Fig. 5 is the top view of stripper；
Fig. 6 is the side sectional view of lower mould；
Fig. 7 is the top view of lower mould；
Fig. 8 is the process schematic of the upper mould of abjection；
Fig. 9 is the process schematic for unloading casting.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings.Following examples are only used for clearly illustrating the present invention
Technical scheme, and can not be limited the scope of the invention with this.
Die casting used by manufacture die casting as shown in Figure 1, including upper mould 1, lower mould 2, stripper 3 and core 4-1
And 4-2, as in Figure 2-4, there is die cavity 5 after upper mould 1 and the lower 2-in-1 mould of mould, upper mould 1 includes upper mould body 11 and upper mould mold insert
12, as shown in Figure 3-4, upper mould mold insert 12 is partially submerged into mould body 11, specifically, the middle part of upper mould body 11 offers mould edge
Part mounting hole 111, upper mould mold insert 12 includes the protuberance 122 that supporting part 121 and self-supporting portion 121 stretch out, upper mould mold insert
12 with upper mould body 11 when being connected, the upper mould mold insert mounting hole 111 of the insertion of protuberance 122, and the supporting part 121 of upper mould mold insert 12 has
First face relative with the upper surface of upper mould body 11, the protuberance 122 of upper mould mold insert 12 have with upper mould mold insert mounting hole 111
The second relative face of wall, and after installing, upper mould mold insert 12 forms the upper mold cavity of indent with upper mould body 11；Upper mold cavity is
Constitute a part for die cavity.Mould has cast gate；Alignment pin 4-3 is provided between upper mould 1 and lower mould 2.In the present embodiment, alignment pin 4-
3 is the straight pin with positioning and guide effect, and two are set altogether.
Core includes at least one user installation pass core 4-1, and the user installation pass core 4-1 is conehead point pass
Core, the conehead taper of the conehead spot hole core is 120 ゜ in the present embodiment, if wanting to obtain whole user mounting hole 4-1, treats the demoulding
After get out.In addition to user installation pass core 4-1, the mould of the present embodiment also includes four motor installing hole core 4-2, casting
The motor installing hole of part can rheo-die-casting shaping, without follow-up drilling.
As shown in figure 5, stripper 3 has lower mould mounting hole 31, lower mould 2 can be partly by lower mould mounting hole 31 and logical
The part crossed coordinates with the gap of the stripper 3.Specifically, as shown in Fig. 6-7, lower mould 2 includes the lower die model core 21 of protrusion, under
Model core 21 passes through the lower mould mounting hole 31 of stripper 3, and gap coordinates therewith.
As shown in Figure 2 and Figure 4, the middle part of upper mould mold insert 12 is provided with shunting taper hole 123, and shunting taper hole 123 is built with spreader
6, the middle part of lower mould 2 is provided with sprue taper hole 7 wide at the top and narrow at the bottom, and shunting taper hole 123 and sprue taper hole 7 are coaxial；Cast gate is opened in
At the cooperation of spreader 6 and sprue taper hole 7, cast gate is that the claw type that several cast gate grooves 22 by being evenly distributed are constituted is poured
Mouthful.Cast gate groove 22 is circumferential uniform four along sprue taper hole 7 in the present embodiment.
The relative both sides of upper mould 1 respectively set mould handle 8 on, and the relative both sides of stripper 3 are respectively provided with mould handle 9, close
During mould state, upper mould handle 8 and the lower mould handle 9 are not overlapped.Do not overlap and refer to upper mould handle 8 and lower mould handle 9 in certain
Angle staggers, and offset angular is 90 ゜ in the present embodiment
Upper mould 1 is further opened with overflow launder and air discharge duct.
The method that die casting is carried out using above-mentioned die casting, as Figure 8-9, arrow is oriented to throw and hits direction.The method
Including step：
（1）The structure assembly jig of Fig. 2 is first pressed in die casting, and a upper mould cover plate 10-2 is added on upper mould 1, and mould is placed in into full-vertical
Die cast on die casting machine；
（2）Cast gate mold removal is removed, mould is disposed across workbench（That is mould circumferential edge is contacted with workbench）, pinch on the other hand
Handle, another hand-held hand hammer hits lower pressure chamber material cake 10-1；
（3）De- upper mould, puts lower mould handle 9 in forward and backward position, and upper mould handle 8 staggers state in left and right position in 90 ゜, grabs
Firmly and lift mould handle 8 and thrown down to unloading rack, due to the effect of gravity, upper and lower mould is instantly separable from；
（4）Casting takes off mould, then catches and lift lower mould handle 8 and thrown down to unloading rack, due to the effect of gravity, with lower mould 2
Whereabouts, it is instantly separable from die casting, so as to complete whole knockout course（Cast gate and overflow launder waste material are deviate from casting, then
Broken with hand vice and removed）.
（5）Die-filling that stripper 3 is inserted in into lower mould 2, upper and lower mould presses the position of respective aperture on alignment pin 4-3 and stripper 3
Matched moulds, just can enter die casting next time.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, on the premise of the technology of the present invention principle is not departed from, some improvement and deformation can also be made, these improve and deform
Also should be regarded as protection scope of the present invention.
Claims (9)
1. there is type after a kind of die casting, including upper die and lower die, stripper and core, the upper mould and the lower mould matched moulds
Chamber, it is characterised in that the upper mould includes upper mould body and upper mould mold insert, the upper mould mold insert is partially submerged into the upper calligraphy or painting model
Body, and the upper mould mold insert forms the upper mold cavity of indent with the upper mould body；The lower mould has cast gate；The upper mould and
Alignment pin is provided between the lower mould.
2. a kind of die casting according to claim 1, it is characterised in that the core includes at least one user installation
Pass core, and the user installation pass core is conehead spot hole core.
3. a kind of die casting according to claim 2, it is characterised in that the stripper has lower mould mounting hole, institute
State lower mould partly can be coordinated by lower mould mounting hole, and the part for passing through with the discharging sheet separation.
4. a kind of die casting according to claim any one of 1-3, it is characterised in that the upper mould mold insert middle part is provided with
Shunting taper hole, built with spreader, the lower mould middle part is provided with sprue taper hole wide at the top and narrow at the bottom, described point to the shunting taper hole
Flow cone hole and sprue taper hole are coaxial；The cast gate is opened at the cooperation of spreader and sprue taper hole, and the cast gate is served as reasons
The claw type cast gate of several cast gate grooves composition being evenly distributed.
5. a kind of die casting according to claim 4, it is characterised in that the cast gate groove is along sprue taper hole circumference
Uniform four.
6. a kind of die casting according to claim 4, it is characterised in that the relative both sides of the upper mould are respectively provided with mould
Handle, the relative both sides of the stripper are respectively provided with lower mould handle, during matched moulds state, the upper mould handle and the lower mould handle
Place spatial vertical position.
7. a kind of die casting according to claim 1, it is characterised in that the upper mould is further opened with overflow launder and exhaust
Groove.
8. a kind of pressure casting method, it is characterised in that die casting described in usage right requirement any one of 1-7 carries out die casting.
9. a kind of pressure casting method according to claim 8, it is characterised in that the die casting is placed in full-vertical die casting machine
On use.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710092472.8A CN106914600A (en) | 2017-02-21 | 2017-02-21 | A kind of die casting and pressure casting method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710092472.8A CN106914600A (en) | 2017-02-21 | 2017-02-21 | A kind of die casting and pressure casting method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106914600A true CN106914600A (en) | 2017-07-04 |
Family
ID=59453921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710092472.8A Pending CN106914600A (en) | 2017-02-21 | 2017-02-21 | A kind of die casting and pressure casting method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106914600A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188375A (en) * | 2018-02-14 | 2018-06-22 | 苏州工业职业技术学院 | A kind of two-flange shaft flow fan casing compression mod |
| CN109746409A (en) * | 2019-01-29 | 2019-05-14 | 东莞港星金属制品有限公司 | A kind of coffee machine boils the new die cast mode of cup |
| CN111872347A (en) * | 2020-07-15 | 2020-11-03 | 杭州科技职业技术学院 | Injection molding device and injection molding method for internal gear of in-mold cutting gate |
Citations (6)
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|---|---|---|---|---|
| JPS62117716A (en) * | 1985-11-18 | 1987-05-29 | Honda Motor Co Ltd | Mold and temperature controlling thereof |
| CN201089009Y (en) * | 2007-10-11 | 2008-07-23 | 任学兴 | Motor rotor die-casting die |
| CN202146996U (en) * | 2011-06-27 | 2012-02-22 | 福安市鑫久铝合金压铸有限公司 | Motor end cover mould |
| CN203751302U (en) * | 2014-02-21 | 2014-08-06 | 宁波隆源精密机械有限公司 | Motor cover die-casting mold provided with U-shaped exhaust blocks |
| CN204234701U (en) * | 2014-11-17 | 2015-04-01 | 桐乡市博达金属压铸有限公司 | Motor bottom end cover compression mod |
| CN206588330U (en) * | 2017-02-21 | 2017-10-27 | 苏州工业职业技术学院 | A kind of die casting |
-
2017
- 2017-02-21 CN CN201710092472.8A patent/CN106914600A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS62117716A (en) * | 1985-11-18 | 1987-05-29 | Honda Motor Co Ltd | Mold and temperature controlling thereof |
| CN201089009Y (en) * | 2007-10-11 | 2008-07-23 | 任学兴 | Motor rotor die-casting die |
| CN202146996U (en) * | 2011-06-27 | 2012-02-22 | 福安市鑫久铝合金压铸有限公司 | Motor end cover mould |
| CN203751302U (en) * | 2014-02-21 | 2014-08-06 | 宁波隆源精密机械有限公司 | Motor cover die-casting mold provided with U-shaped exhaust blocks |
| CN204234701U (en) * | 2014-11-17 | 2015-04-01 | 桐乡市博达金属压铸有限公司 | Motor bottom end cover compression mod |
| CN206588330U (en) * | 2017-02-21 | 2017-10-27 | 苏州工业职业技术学院 | A kind of die casting |
Non-Patent Citations (1)
| Title |
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| 肖洪波: "简易式压铸模的设计", 《金属加工（热处理）》 * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108188375A (en) * | 2018-02-14 | 2018-06-22 | 苏州工业职业技术学院 | A kind of two-flange shaft flow fan casing compression mod |
| CN108188375B (en) * | 2018-02-14 | 2024-02-02 | 苏州工业职业技术学院 | Double-flange axial flow die casting mould for fan casing |
| CN109746409A (en) * | 2019-01-29 | 2019-05-14 | 东莞港星金属制品有限公司 | A kind of coffee machine boils the new die cast mode of cup |
| CN111872347A (en) * | 2020-07-15 | 2020-11-03 | 杭州科技职业技术学院 | Injection molding device and injection molding method for internal gear of in-mold cutting gate |
| CN111872347B (en) * | 2020-07-15 | 2021-10-26 | 杭州科技职业技术学院 | Injection molding device and injection molding method for internal gear of in-mold cutting gate |
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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: 20170704 |