CN106345957A - Semi-solid-state die forging mold device - Google Patents
Semi-solid-state die forging mold device Download PDFInfo
- Publication number
- CN106345957A CN106345957A CN201611074225.7A CN201611074225A CN106345957A CN 106345957 A CN106345957 A CN 106345957A CN 201611074225 A CN201611074225 A CN 201611074225A CN 106345957 A CN106345957 A CN 106345957A
- Authority
- CN
- China
- Prior art keywords
- cavity
- die
- mould
- semisolid
- pressure ram
- 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.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
- B21J13/02—Dies or mountings therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
- B21K29/00—Arrangements for heating or cooling during processing
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Forging (AREA)
Abstract
The invention relates to a semi-solid-state die forging mold device, which comprises an upper mold device and a lower mold device, wherein the upper mold device comprises an upper mold with at least two upper die cavities; the lower mold device comprises a lower mold with lower die cavities respectively corresponding to each upper die cavity; each upper cavity and the corresponding lower die cavity are combined to form a die cavity; the semi-solid-state die forging mold device also comprises an injection pipe with an injection cavity, or the injection cavity is formed in the lower mold device, or the injection cavity is formed in the upper mold device; an injection piston is arranged in the injection cavity; the injection cavity communicates with each die cavity through pouring gates; each die cavity and the injection cavity are directly communicated through the pouring gate; metal liquid of the injection cavity is pressed into each die cavity by the injection piston through the pouring gate; a main flow passage is not installed; the metal liquid required for the production of each mold is reduced; in addition, parts to be cut of two parts after the solidification forming are also greatly reduced; the production cost and the energy consumption are reduced; the structure of the mold is simple; the production efficiency is improved.
Description
Technical field
The present invention relates to a kind of semisolid die forging die device.
Background technology
Fixture block part 4 is the connector of conventional fixing wire on high-voltage switch gear, as Figure 1-3, fixture block part 4 surface
There are multiple curved surfaces (1,2,3), due to working under the conditions of extra-high voltage, for preventing point discharge, must be smooth between each surface
Transition, requires fixture block part 4 to have higher material corrosion resistance and higher mechanical property simultaneously.
Conventional fixture block part material used for high-voltage switch is aluminium alloy, and at present, fixture block part adopts casting method to become mostly
Type, be then machined out, drilling and tapping and follow-up heat treatment to obtain final products, inherently scarce due to mo(u)lded piece
Fall into, lead to the fixture block part strength of casting relatively low, the easy running of screw thread, the stability of impact high-tension circuit.For improving folder
The performance of block part, some producers carry out manufacturing using the method for forging and produce, but the method for forging can only a mould single-piece
Produce, less efficient, and need larger pressure, tonnage of equipment etc. is required higher, input cost is larger.
And the mould of the liquid forging of routine when multimode cavity produces using on mould arrange sprue, sprue with
Connected by running channel between each die cavity, sprue is connected with injection ram chamber, also can in sprue during liquid metal filling
Full of molten metal, the part of coagulation forming needs more molten metal and the later stage needs the part of excision also more, not only causes
The complexity of the waste of material, the increase of energy consumption and mould structure, and also reduce the efficiency of production.
Content of the invention
It is an object of the invention to provide a kind of production efficiency height, the semisolid die forging die device of low production cost.
For achieving the above object, a kind of technical scheme of semisolid die forging die device of the present invention is: a kind of semisolid
Stamp forging mould device, including upper mould device and lower mold apparatus, upper mould device includes the mold with least two upper cavities, under
Die device includes the lower mould with lower mode cavity corresponding with each upper cavity, upper cavity and formation mould after corresponding lower mode cavity matched moulds
Chamber, this semisolid die forging die device also includes the syringe with injecting cavity or lower mold apparatus be provided with injecting cavity or on
Die device is provided with injecting cavity, is provided with injection ram in injecting cavity, and setting between injecting cavity and each die cavity is connected by running channel.
Described die cavity has more than three and the radial direction along injecting cavity is radially distributed.
Connection is provided with the position corresponding to the thermal center position of each part to be produced on described upper mould device corresponding
The extrusion chamber of upper cavity, can move up and down in extrusion chamber and be coated with pressure ram, and pressure ram moves up to maximum with respect to upper mould
During displacement, the extrusion chamber below pressure ram forms the feeding space carrying out feeding for the thermal center position treating manufactured parts.
There is between described pressure ram and extrusion chamber the gap that can discharge for the gas in upper cavity, lower mode cavity.
Described upper mould device also includes upper bolster, and upper bolster has the vertically extending cavity of axis, described cavity
In up and down guiding movement be provided with for pressure ram hard-wired pressure ram mounting blocks, syringe is arranged on lower mold apparatus.
It is provided with stage clip between described pressure ram mounting blocks and mold.
It is provided with coldplate between described upper bolster and mold, upper coldplate is provided with for cooling flow of media
Cooling duct.
Described lower mold apparatus also include die shoe, are provided with lower coldplate between die shoe and lower mould, on lower coldplate
It is also equipped with the cooling duct for cooling flow of media.
Described cooling duct is the cooling bath being arranged on the side with corresponding contacting dies on corresponding coldplate.
The invention has the beneficial effects as follows: each die cavity is directly connected by running channel with injecting cavity, by injection ram by injecting cavity
Molten metal be pressed in each die cavity by running channel, and be not provided with sprue, only a small amount of molten metal is trapped in injecting cavity, subtracts
Lack the metal charge that every mould produces needs, and the part after coagulation forming has needed the part of excision also to greatly reduce, and not only reduces
Production cost, reduces energy consumption, and improves the efficiency of production.
Brief description
Fig. 1 is the structural representation of fixture block part in the background technology of the present invention；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the top view of Fig. 1；
Fig. 4 is a kind of structural representation of an embodiment of semisolid die forging die device of the present invention；
Fig. 5 is the structural representation of lower mold apparatus.
Specific embodiment
Below in conjunction with the accompanying drawings embodiments of the present invention are described further.
The specific embodiment of the semisolid die forging mould of the present invention, as shown in Figure 4 and Figure 5, including the main liquid with hydraulic press
Upper mould device and the lower mold apparatus being arranged on the workbench of hydraulic press that the outfan of cylinder pressure connects, upper mould device includes mould
Seat and the mold with 6 upper cavities, lower mold apparatus include die shoe and have lower mode cavity 23 corresponding with each upper cavity
Lower mould, upper cavity and formation die cavity 25 after corresponding lower mode cavity 23 matched moulds.Injection set 18, injection set are provided with lower mold apparatus
18 inner chamber forms injecting cavity 20, is provided with the injection being connected with the outfan 15 of the lower ejection hydraulic cylinder of hydraulic press in injecting cavity 20
Piston 17,6 die cavitys 25 are radially distributed along the radial direction of injecting cavity 20, are provided between injecting cavity 20 and each die cavity 25
Connect the running channel 22 of the two, the volume of injecting cavity 20 is slightly larger than the volume sum of all die cavitys 25 and all of running channel 22.
It is provided with coldplate 10, upper bolster includes the two ends of baffle plate 5 and hollow between upper bolster and mold 11
The cushion cover 6 of opening.It is provided through upper cold on upper mould device on the position corresponding with the thermal center position of each part to be produced
But the extrusion chamber that plate 10 connects with mold 11 and with corresponding upper cavity, can move up and down in extrusion chamber and be coated with pressure ram
12, have between pressure ram 12 and extrusion chamber and can supply that the gas in upper cavity, lower mode cavity 23 is discharged and molten metal can not be arranged
The gap going out, in the inner chamber of cushion cover 6, guiding is slidably fitted with for for the hard-wired pressure ram mounting blocks of pressure ram 12 up and down,
Pressure ram mounting blocks are connected with the upper ejection hydraulic cylinder of hydraulic cylinder.Cushion cover 6, upper baffle plate 5 and upper coldplate 10 surround for extruding
The space of bar mounting blocks.Pressure ram mounting blocks include setting up and down by bolted push pedal 7 and pressure ram fixed plate
9, pressure ram fixed plate 9 is provided with counterbore, and the end of pressure ram 12 is provided with radially outer annular protrusion, counterbore and convex annular
Rise and match, pressure ram 12 is fixedly clamped by push pedal 7 and pressure ram fixed plate 9.This fixture block part 4 has two thermal centers, therefore,
Two pressure rams 12 are provided with each die cavity 25 on upper mould device.Arrange between pressure ram mounting blocks and upper coldplate 10
Have stage clip 8, stage clip 8 when pressure ram mounting blocks are descending from cushioning effect, make its top pressure when pressure ram mounting blocks are up upper
On the bottom surface of baffle plate 5.It is that pressure ram 12 moves up to respect to upper mould when pressure ram mounting blocks are contacted with upper baffle plate 5
During maximum displacement, the extrusion chamber of pressure ram 12 lower section forms the feeding sky carrying out feeding for the thermal center position treating manufactured parts
Between 13, the volume in feeding space 13 is equal to volume shrinkage mass during metallic solution cooled and solidified in each die cavity 25.Upper baffle plate 5,
Fixed by screw between cushion cover 6, upper coldplate 10 and mold 11.
Die shoe is lower mould bottom plate 14, is provided with lower coldplate 16, lower mould bottom plate between lower mould bottom plate 14 and lower mould 19
14 are connected on the workbench of hydraulic press, adopt screw 24 fixing between lower mould bottom plate 14, lower mould 19 and lower coldplate 16.Under
It is provided through the installation for covering 18 installations for injection of lower mould bottom plate 14, lower mould 19 and lower coldplate 16 in die device
Hole, the inner chamber of injection set 18 forms injecting cavity 20, and mold is correspondingly arranged on a recess, recess with the top of injecting cavity 20
Form plunger shaft together with injecting cavity 20.Running channel 22 includes the connection injecting cavity 20 being arranged on lower mould 19 and lower mode cavity 23
Down sprue 26 and the upper running channel connecting recess and upper cavity being arranged on mold 11.Running channel 22 is entering the position of die cavity 25
Place has a closing-in structure.Cooling duct for cooling flow of media is provided with upper coldplate 10, lower coldplate 16 sets
It is equipped with the cooling duct 21 for cooling flow of media, cooling medium is cooling water.Cooling duct is to be arranged at corresponding coldplate
On the side with corresponding contacting dies on cooling bath, being provided between coldplate and corresponding mould prevents cooling water from letting out
The sealing ring of dew.
The operation principle of this semisolid die forging die device is:
1) semisolid die forging die device is installed on relevant position on a hydraulic press；
2) by component prescription, melting is carried out to aluminium alloy and stand；
3) mold and lower mould are preheated to uniform temperature；
4) in die opening state, in each corresponding die cavity surface spraying slip coating of mold and lower mould；
5) molten metal is quantitatively injected in injecting cavity, upper mould device is descending to complete matched moulds；
6) under, ejection hydraulic cylinder drives injection ram up, makes the molten metal of injection intracavity inject each die cavity by running channel；
7) upper ejection hydraulic cylinder drives pressure ram descending, the molten metal in feeding space is expressed in die cavity, die cavity is carried out
Feeding so as under 30～100mpa pressure cooled and solidified shape；
8) mold backhaul, pressure ram is descending again, the fixture block part that ejection shapes；
9) under, ejection hydraulic cylinder drives injection ram backhaul, upper ejection hydraulic cylinder backhaul；
10) above-mentioned 4)～9 are repeated), carry out the shaping of next mould part.
The part that step 8) is obtained carries out follow-up machining and heat treatment on a small quantity and obtains final product fixture block part product.
In the present embodiment, the forming pressure needed for semisolid die forging die device is than the molding pressure needed for forging forming method
Power substantially reduces, lower than forging mold device to die device material requirements；Achievable one-mold multiple-member shapes, and production efficiency is high；
The simple and reliable for structure and semisolid die forging die device of semisolid die forging die device is combined with running gate system, in mold closing state
Lower injection moulding, thus ensureing product dimensional accuracy, a small amount of excess metal can be trapped in injecting cavity, reduces during cast pair
The requirement of quantitative accuracy；The utilization rate of material is high, and profile, without following process, reduces production cost；Realize in elevated pressures
Lower shaping, part crystal grain is thin, there is not casting flaw, compactness is good, and dimensional accuracy is high, intensity close to extrusion molding part,
Meet the prescription to fixture block.
In other embodiments of the invention, the quantity of die cavity can be adjusted according to actual needs, can for 2 or
3 or 4 or 5 or 7 and above and be provided at circumferentially spaced along injecting cavity；There are the feelings of surplus in cavity design
Extrusion chamber and pressure ram can also be not provided with, now also just without feeding space under condition；The each mould of connection can also be separately provided
The steam vent in chamber；Coldplate can also be not provided with, now cooling duct can be directly arranged on each mould；Cooling medium
Can be cooling gas；The upper mould that the upper bolster of upper film base plate and cushion cover composition can also be formed by integrally formed tubular structure
Seat replaces；Pressure ram mounting blocks can also be not provided with, now can also directly drive corresponding pressure ram by multiple small cylinders
Motion, now pressure ram can synchronously can also be asynchronous；Lower mould and die shoe can also be integrally formed, now can under
Injecting cavity is opened up on mould, and without setting injection set；Injecting cavity can also be arranged on upper mould device, now can will be upper
Die holder and mold are integrally formed it is also possible to arrange injection set in mold, and the inner chamber now injecting set forms injecting cavity.
Claims (9)
1. a kind of semisolid die forging die device, including upper mould device and lower mold apparatus, upper mould device includes thering is at least two
The mold of upper cavity, lower mold apparatus include the lower mould with lower mode cavity corresponding with each upper cavity, upper cavity with corresponding
After lower mode cavity matched moulds formed die cavity it is characterised in that: this semisolid die forging die device also includes the syringe with injecting cavity
Or lower mold apparatus are provided with injecting cavity or upper mould device is provided with injecting cavity, in injecting cavity, be provided with injection ram, injecting cavity with
Between each die cavity, setting is connected by running channel.
2. a kind of semisolid die forging die device according to claim 1 it is characterised in that: described die cavity has more than three
And the radial direction along injecting cavity is radially distributed.
3. a kind of semisolid die forging die device according to claim 2 it is characterised in that: on described upper mould device in
The thermal center position of each part to be produced is provided with, on corresponding position, the extrusion chamber connecting corresponding upper cavity, can go up in extrusion chamber
Lower motion is coated with pressure ram, extrusion chamber shape when pressure ram moves up to maximum displacement with respect to upper mould, below pressure ram
Become to carry out the feeding space of feeding for the thermal center position treating manufactured parts.
4. a kind of semisolid die forging die device according to claim 3 it is characterised in that: described pressure ram and extrusion chamber
Between there is the gap that can discharge for upper cavity, the gas in lower mode cavity.
5. a kind of semisolid die forging die device according to claim 3 it is characterised in that: described upper mould device also includes
Upper bolster, upper bolster has the vertically extending cavity of axis, and in described cavity, upper and lower guiding movement is provided with for extruding
Bar hard-wired pressure ram mounting blocks, syringe is arranged on lower mold apparatus.
6. a kind of semisolid die forging die device according to claim 5 it is characterised in that: described pressure ram mounting blocks with
It is provided with stage clip between mold.
7. a kind of semisolid die forging die device according to claim 5 or 6 it is characterised in that: described upper bolster with upper
It is provided with coldplate between mould, upper coldplate is provided with the cooling duct for cooling flow of media.
8. a kind of semisolid die forging die device according to claim 7 it is characterised in that: described lower mold apparatus also include
Die shoe, is provided with lower coldplate between die shoe and lower mould, lower coldplate is also equipped with cold for cooling flow of media
But passage.
9. a kind of semisolid die forging die device according to claim 8 it is characterised in that: described cooling duct be setting
In on corresponding coldplate with the cooling bath on the side of corresponding contacting dies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611074225.7A CN106345957A (en) | 2016-11-29 | 2016-11-29 | Semi-solid-state die forging mold device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611074225.7A CN106345957A (en) | 2016-11-29 | 2016-11-29 | Semi-solid-state die forging mold device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106345957A true CN106345957A (en) | 2017-01-25 |
Family
ID=57862868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611074225.7A Pending CN106345957A (en) | 2016-11-29 | 2016-11-29 | Semi-solid-state die forging mold device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106345957A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808925A (en) * | 2021-02-02 | 2021-05-18 | 鹏驰五金制品（昆山）有限公司 | Semicircular bolt forming equipment and process thereof |
| CN113000820A (en) * | 2021-03-10 | 2021-06-22 | 昆明理工大学 | Die for semi-solid aluminum alloy extrusion motor shell |
| CN116511451A (en) * | 2023-04-28 | 2023-08-01 | 重庆顺多利机车有限责任公司 | Die casting system |
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| US3575233A (en) * | 1968-10-07 | 1971-04-20 | Joachim Mahle | Diecasting mold |
| US3664410A (en) * | 1969-06-12 | 1972-05-23 | American Standard Inc | Die casting densifier and ejector apparatus |
| JP2005297061A (en) * | 2004-03-18 | 2005-10-27 | Toshihara Kanagata Kogyo Co Ltd | Molding device |
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| CN104475698A (en) * | 2014-11-14 | 2015-04-01 | 北京交通大学 | Multi-point pressurizing type hydraulic die forging method |
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2016
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| US2366475A (en) * | 1942-06-25 | 1945-01-02 | Doehler Die Casting Co | Die for die-casting |
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| JP2005297061A (en) * | 2004-03-18 | 2005-10-27 | Toshihara Kanagata Kogyo Co Ltd | Molding device |
| CN101020233A (en) * | 2007-01-30 | 2007-08-22 | 北京交通大学 | Making process of binaural connector for contact network |
| CN202639222U (en) * | 2012-07-02 | 2013-01-02 | 娄底市文昌科技有限公司 | Casting die for oil cylinder piston |
| CN104439158A (en) * | 2013-09-16 | 2015-03-25 | 慕贝尔碳纤维技术有限公司 | Method and device for producing a metallic component by means of a casting and mould |
| CN104475698A (en) * | 2014-11-14 | 2015-04-01 | 北京交通大学 | Multi-point pressurizing type hydraulic die forging method |
| CN105397060A (en) * | 2015-11-10 | 2016-03-16 | 苏州三基铸造装备股份有限公司 | Vertical-type high-pressure casting die for in-die automatic cutting casting system |
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Non-Patent Citations (1)
| Title |
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| 邢书明: "《金属液态模锻》", 30 September 2011 * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112808925A (en) * | 2021-02-02 | 2021-05-18 | 鹏驰五金制品（昆山）有限公司 | Semicircular bolt forming equipment and process thereof |
| CN113000820A (en) * | 2021-03-10 | 2021-06-22 | 昆明理工大学 | Die for semi-solid aluminum alloy extrusion motor shell |
| CN116511451A (en) * | 2023-04-28 | 2023-08-01 | 重庆顺多利机车有限责任公司 | Die casting system |
| CN116511451B (en) * | 2023-04-28 | 2024-04-30 | 重庆顺多利机车有限责任公司 | Die casting system |
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Application publication date: 20170125 |
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