CN108480596A - A kind of vacuum valve air extractor for die casting - Google Patents
A kind of vacuum valve air extractor for die casting Download PDFInfo
- Publication number
- CN108480596A CN108480596A CN201810494833.6A CN201810494833A CN108480596A CN 108480596 A CN108480596 A CN 108480596A CN 201810494833 A CN201810494833 A CN 201810494833A CN 108480596 A CN108480596 A CN 108480596A
- Authority
- CN
- China
- Prior art keywords
- valve body
- tappet
- die casting
- aspirating hole
- air extractor
- 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.)
- Granted
Links
Classifications
-
- 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
-
- 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
- B22D17/14—Machines with evacuated die cavity
-
- 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
Abstract
The invention discloses a kind of vacuum valve air extractors for die casting, it is quiet framed including dynamic model frame and with the cooperation of dynamic model frame, the dynamic model frame is equipped with the pumping valve body flushed with land area, the pumping valve body is equipped with air drain runner towards quiet framed one side, aspirating hole is equipped in extraction valve body, the pumping valve body, which is equipped with, makes aspirating hole and the normally closed tappet of air drain runner, the pumping valve body be equipped with towards quiet framed one side drive tappet connection aspirating hole and air drain runner push pin.The present invention is intended to provide a kind of vacuum valve air extractor for die casting excluding residual air.
Description
Technical field
The invention belongs to die casting mold field more particularly to a kind of vacuum valve air extractors for die casting.
Background technology
Currently, during die cast, gas of the die casting in aluminum liquid filling type by air flue, board-like exhaust block into
Row exhaust, rolls up the residual air in cavity and to drain completely, volume gas is filled back easily generates stomata to filling type interiors of products, makes product
Gas hole defect is generated, the Forming Quality of product is influenced.
Invention content
The present invention be in order to overcome above-mentioned deficiency in the prior art, provide it is a kind of exclude residual air be used for die casting
Vacuum valve air extractor.
To achieve the goals above, the present invention uses following technical scheme：
A kind of vacuum valve air extractor for die casting, including dynamic model frame and with dynamic model frame cooperation it is quiet framed, it is described
Dynamic model frame is equipped with the pumping valve body flushed with land area, and the pumping valve body is equipped with air drain runner towards quiet framed one side,
It is equipped with aspirating hole in extraction valve body, the pumping valve body, which is equipped with, makes aspirating hole and the normally closed tappet of air drain runner, the pumping
Valve body is equipped with towards quiet framed one side drives tappet connection aspirating hole and air drain runner to push pin.When die casting molds
Before, dynamic model frame and it is quiet it is framed be open, push pin and also do not act on tappet, tappet makes aspirating hole and air drain runner be in normally closed
State, aspirating hole connect vacuum pump and open, and vacuum state is in aspirating hole.After die casting closes up, pushes pin drive and endure
Column moves from back to front, and at this moment aspirating hole is connected to by tappet with air drain runner, and die casting molten aluminum at this time also begins to fill type, gas
Body is with product air flue and frustrates clothing plate exhaust block and is exhausted, and subsequently enters in air drain runner, due to aspirating hole and air drain at this time
Runner is in connected state, and the gas that die casting product generates also just smoothly is extracted out, and product fills type completely, effectively avoids producing
Angry hole.
Preferably, the pumping valve body is equipped with chamber far from quiet framed one side, it is equipped in the chamber and pushes pin
The pressing plate of interior end in contact, the outer surface of the pressing plate, which is equipped with, drives tappet shaking to quiet framed movement when pressing plate is moved to cover board
Arm mechanism.In this way, dynamic model frame and it is quiet it is framed molding when, push pin and act on pressing plate, by pressing plate function in rocker arm body band
Dynamic tappet movement, makes tappet uniform force, ensures that tappet by aspirating hole and air drain runner smooth opening, improves pumping and was vented
The stability of journey.
Preferably, the rocker arm body includes the pedestal being connect with tappet inner end and what is be movably connected with the base shake
The outer end of arm, the rocking arm is connect with press plate rotary, and resetting spring is equipped between pumping valve body and the pedestal.In this way, when pressure
When plate is pushed pin effect movement, active force is transferred to pedestal by pressing plate by rocking arm, and rocking arm rotates so that pedestal is pressed relatively
Plate moves backward, and tappet is pushed to be connected to aspirating hole with air drain runner.When die sinking, pedestal and pressing plate can be under action of reset spring
It resets, aspirating hole and air drain runner is made to remain closed.
Preferably, the tappet is equipped with through hole corresponding with pumping hole site, the through hole is axial and takes out
Stomata is axially parallel.Through hole, which is arranged, can increase the area that flows through of gas, improve gas flow, convenient for quickly by residual gas
Body is extracted out.
Preferably, the bottom of the aspirating hole is equipped with the valve opening being connected to air drain runner, the outer end of the tappet is equipped with
With the flange of valve opening inner wall sealing cooperation.In this way, when the flange of tappet is located in valve opening, flange and valve opening keep sealing, cut
Disconnected air between aspirating hole and air drain runner flows, and when the flange of tappet is far from valve opening, between aspirating hole and air drain runner
Connection, convenient for being switched fast between closure and opening.
Preferably, the outlet of the aspirating hole is equipped with pneumatic filter.Pneumatic filter is by carrying in die-castingmold filling
Impurity exhaust gas carries out vacuumizing filtration, ensure that vacuum pump works normally.
Preferably, the both sides of the pumping valve body are equipped with parallel mounting hole, it is equipped with and dynamic model frame in the mounting hole
The valve body fixing bolt of connection.Pumping valve body can be fixed with dynamic model frame by valve body fixing bolt, installation is more convenient.
Preferably, the pedestal is respectively arranged on the left side and the right side the rocking arm, the pedestal is equipped with and rocking arm pair
The positioning plate answered, the positioning plate are equipped with sliding slot, and the rocking arm is equipped with the positioning pin being in sliding fit with the sliding chute.In this way, shaking
Coordinated by positioning pin and sliding slot when arm rotates, to ensure pedestal precise displacement, ensures the reliability that valve body opens and closes.
Preferably, being set on the pumping valve body, there are two the tappet, two tappet parallel arrangements, the axis of tappet
It is vertical with the axis of aspirating hole.Two tappets are set, gas flow is effectively improved, improve gas expulsion efficiency.
Preferably, the opening of the chamber is equipped with the cover board being detachably connected with pumping valve body, the tappet makes pumping
The chassis outer side contacts positioning with cover board when stomata and normally closed air drain runner.
The beneficial effects of the invention are as follows：The residual air in cavity is excluded completely, avoids generating lacking for stomata in press casting procedure
It falls into, exhaust is quick, and application range is relatively broad.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of the present invention；
Fig. 2 is the front portion structure schematic diagram of present invention pumping valve body；
Fig. 3 is the rear structure schematic diagram of present invention pumping valve body；
Fig. 4 is the chamber interior structural schematic diagram of present invention pumping valve body；
Fig. 5 is the schematic diagram of rocker structure of the present invention；
Fig. 6 is the longitudinal sectional view of present invention pumping valve body.
In figure：Dynamic model frame 1, pumping valve body 2, air drain runner 2a, aspirating hole 2b, chamber 2c, pneumatic filter 21 are quiet framed
3, tappet 4, through hole 4a, flange 4b, valve body fixing bolt 5 pushes pin 6, cover board 7, rocker arm body 8, rocking arm 81, positioning pin
82, positioning plate 83, pedestal 84, sliding slot 85, pressing plate 9, resetting spring 10.
Specific implementation mode
The present invention will be further described with reference to the accompanying drawings and detailed description.
In embodiment as shown in Figure 1 and Figure 2, a kind of vacuum valve air extractor for die casting, including dynamic model frame 1
And quiet framed 3 with the cooperation of dynamic model frame, dynamic model frame is equipped with locating slot in the side of land area, and pumping valve body is equipped in locating slot
2, the both sides for being evacuated valve body are equipped with parallel mounting hole, and the valve body fixing bolt 5 being connect with dynamic model frame is equipped in mounting hole.Pumping
After valve body is installed in place, the lateral surface for being evacuated valve body is flushed with land area.
It is evacuated valve body and is equipped with air drain runner 2a towards quiet framed one side, aspirating hole 2b, aspirating hole are equipped in extraction valve body
Outlet be equipped with pneumatic filter 21.Pumping valve body, which is equipped with, makes aspirating hole and the normally closed tappet 4 of air drain runner, pumping valve body court
It is equipped with to quiet framed one side and tappet connection aspirating hole and air drain runner is driven to push pin 6.
In conjunction with shown in Fig. 3, Fig. 4, pumping valve body is equipped with chamber 2c far from quiet framed one side, the opening of chamber be equipped with
The cover board 7 that pumping valve body is detachably connected, tappet make 84 outside of pedestal when aspirating hole and normally closed air drain runner be connect with cover board
Touch positioning.The outer surface of the pressing plate 9 for being equipped in chamber and pushing end in contact in pin, pressing plate is equipped with the band when pressing plate is moved to cover board
Dynamic rocker arm body 8 of the tappet to quiet framed movement.
As shown in figure 5, rocker arm body includes the pedestal being connect with tappet inner end and the rocking arm being movably connected with the base 81,
The outer end of rocking arm is connect with press plate rotary, is evacuated between valve body and pedestal and is equipped with resetting spring 10.Distinguish the left and right sides of pedestal
Equipped with the rocking arm, pedestal be equipped with positioning plate 83 corresponding with rocking arm, positioning plate be equipped with sliding slot 85, rocking arm be equipped with
The positioning pin 82 that sliding slot is slidably matched.
Such as Fig. 6, tappet is equipped with through hole 4a corresponding with pumping hole site, and through hole is axial axially flat with aspirating hole
Row.The bottom of aspirating hole is equipped with the valve opening being connected to air drain runner, and the outer end of tappet is convex equipped with coordinating with valve opening inner wall sealing
Edge 4b.It is set on pumping valve body there are two the tappet, two tappets are arranged in parallel, and the axis of tappet and the axis of aspirating hole hang down
Directly.
In actual moving process, when die casting molding before, dynamic model frame and it is quiet it is framed be in disengaged position, push pin
Tappet is not acted on, and tappet makes aspirating hole and air drain runner is in normally off, and aspirating hole connects vacuum pump and opens, in aspirating hole
In vacuum state.When dynamic model frame and it is quiet it is framed close up when, it is quiet it is framed with push pin contacts, push pin band dynamic pressure plate simultaneously to pumping
Air valve body rear is moved, and the connecting pin of rocking arm and pressing plate is moved with pressing plate to pumping valve body rear, the connecting pin of rocking arm and pedestal
It is mobile in front of to pumping valve body, while the pedestal of flexible connection being ejected forward, resetting spring is compressed, and is connect at this time with pedestal
Tappet also move forward, the flange of tappet is detached with valve opening, aspirating hole is connected to air drain runner, die casting aluminium at this time
Liquid also begins to fill type, and gas is with product air flue and frustrates clothing plate exhaust block and is exhausted, and subsequently enters in air drain runner, due to this
When aspirating hole and air drain runner be in connected state, the gas that die casting product generates also just smoothly is extracted out, and product is complete
Type is filled, effectively avoids generating stomata.When die sinking, dynamic model frame and quiet framed separation, at this time pedestal under action of reset spring backward
It is mobile, drive tappet to reset, flange and the valve opening sealing of tappet coordinate, and aspirating hole and air drain runner are in normally off.Simultaneously
Pressing plate moves forward, and acts on the end stretching for pushing pin, and so on, is automatically performed vacuum valve pumping work.
Claims (10)
1. a kind of vacuum valve air extractor for die casting, characterized in that including dynamic model frame（1）And with dynamic model frame（1）
What is coordinated is quiet framed（3）, the dynamic model frame（1）It is equipped with the pumping valve body flushed with land area（2）, the pumping valve body（2）
Towards quiet framed（3）One side be equipped with air drain runner（2a）, it is evacuated valve body（2）It is interior to be equipped with aspirating hole（2b）, the pumping valve body
（2）Being equipped with makes aspirating hole（2b）With air drain runner（2a）Normally closed tappet（4）, the pumping valve body（2）Towards quiet framed（3）
One side be equipped with drive tappet（4）It is connected to aspirating hole（2b）With air drain runner（2a）Push pin（6）.
2. a kind of vacuum valve air extractor for die casting according to claim 1, characterized in that the extraction valve
Body（2）Far from quiet framed（3）One side be equipped with chamber（2c）, the chamber（2c）It is interior to be equipped with and push pin（6）Interior end in contact
Pressing plate（9）, the pressing plate（9）Outer surface be equipped with work as pressing plate（9）To cover board（7）Tappet is driven when mobile（4）To quiet framed（3）
Mobile rocker arm body（8）.
3. a kind of vacuum valve air extractor for die casting according to claim 2, characterized in that the rocking arm machine
Structure（8）Including with tappet（4）The pedestal of inner end connection（84）And and pedestal（84）The rocking arm of flexible connection（81）, the rocking arm
（81）Outer end and pressing plate（9）Rotation connection, the pumping valve body（2）And pedestal（84）Between be equipped with resetting spring（10）.
4. a kind of vacuum valve air extractor for die casting according to claim 1 or 2 or 3, characterized in that described
Tappet（4）It is equipped with and aspirating hole（2b）The corresponding through hole in position（4a）, the through hole（4a）Axial direction and aspirating hole
（2b）It is axial parallel.
5. a kind of vacuum valve air extractor for die casting according to claim 1 or 2 or 3, characterized in that described
Aspirating hole（2b）Bottom be equipped with and air drain runner（2a）The valve opening of connection, the tappet（4）Outer end be equipped with and valve opening inner wall
Seal the flange of cooperation（4b）.
6. a kind of vacuum valve air extractor for die casting according to claim 1 or 2 or 3, characterized in that described
Aspirating hole（2b）Outlet be equipped with pneumatic filter（21）.
7. a kind of vacuum valve air extractor for die casting according to claim 1 or 2 or 3, characterized in that described
It is evacuated valve body（2）Both sides be equipped with parallel mounting hole, be equipped in the mounting hole and dynamic model frame（1）The valve body of connection fixes spiral shell
Bolt（5）.
8. a kind of vacuum valve air extractor for die casting according to claim 3, characterized in that the pedestal
（84）Be respectively arranged on the left side and the right side the rocking arm（81）, the pedestal（84）It is equipped with and rocking arm（81）Corresponding positioning plate
（83）, the positioning plate（83）It is equipped with sliding slot（85）, the rocking arm（81）It is equipped with and sliding slot（85）The positioning being slidably matched
Pin（82）.
9. a kind of vacuum valve air extractor for die casting according to claim 1 or 2 or 3, characterized in that described
It is evacuated valve body（2）On set there are two the tappet（4）, two tappets（4）Parallel arrangement, tappet（4）Axis and aspirating hole
（2b）Axis it is vertical.
10. a kind of vacuum valve air extractor for die casting according to claim 3, characterized in that the chamber
（2c）Opening be equipped with and pumping valve body（2）The cover board being detachably connected（7）, the tappet（4）Make aspirating hole（2b）It is gentle
Slot runner（2a）Pedestal when normally closed（84）Outside and cover board（7）Contact positioning.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810494833.6A CN108480596B (en) | 2018-05-22 | 2018-05-22 | Vacuum valve air exhaust device for die casting die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810494833.6A CN108480596B (en) | 2018-05-22 | 2018-05-22 | Vacuum valve air exhaust device for die casting die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108480596A true CN108480596A (en) | 2018-09-04 |
| CN108480596B CN108480596B (en) | 2020-03-31 |
Family
ID=63351655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810494833.6A Expired - Fee Related CN108480596B (en) | 2018-05-22 | 2018-05-22 | Vacuum valve air exhaust device for die casting die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108480596B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110076313A (en) * | 2019-05-05 | 2019-08-02 | 广东鸿图武汉压铸有限公司 | A kind of die casting based on vacuum evacuation with exhaust integratedization naturally |
| CN110076319A (en) * | 2019-05-28 | 2019-08-02 | 沈恒祥 | A kind of aluminium casting die casting |
| CN111075990A (en) * | 2019-12-23 | 2020-04-28 | 重庆渝江压铸有限公司 | Vacuum valve for die casting |
| CN111069560A (en) * | 2018-10-22 | 2020-04-28 | 本田技研工业株式会社 | Flow passage structure |
| CN112692252A (en) * | 2021-01-27 | 2021-04-23 | 南宁智鸿技研机械技术有限公司 | Die casting device and method for aluminum alloy die casting |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6082262A (en) * | 1983-10-11 | 1985-05-10 | Aisin Seiki Co Ltd | Venting device for die |
| JPS62104659A (en) * | 1985-10-30 | 1987-05-15 | Hitachi Metals Ltd | Gas sucking device for pressure casting |
| JPS6466058A (en) * | 1987-09-03 | 1989-03-13 | Toyo Machinery & Metal | Vacuum die casting machine |
| CN1095000A (en) * | 1993-02-02 | 1994-11-16 | 丰达雷斯，F.霍德勒有限公司 | A kind of valving that is used for venting diecasting moulds |
| CN2301318Y (en) * | 1997-08-18 | 1998-12-23 | 古云旺 | Vacuum valve structure for press casting machine |
| EP0936009A1 (en) * | 1998-02-11 | 1999-08-18 | V.D.S. Vacuum Diecasting Service SA | Valve assembly, in particular die-casting venting valve assembly |
| JP2002205141A (en) * | 2001-01-05 | 2002-07-23 | Tanaka Seimitsu Kogyo Kk | Vacuum control valve position detector |
| CN2518623Y (en) * | 2002-01-16 | 2002-10-30 | 征界自动化机械股份有限公司 | Vacuum valve of die casting machine |
| JP2003112232A (en) * | 2001-10-01 | 2003-04-15 | Dai:Kk | Gas vent device for die, and method for using the device |
| EP1430974A1 (en) * | 1999-07-02 | 2004-06-23 | Edoardo Bresciani | Suction valve for discharging air and gas from dies in pressure casting |
| CN1874861A (en) * | 2003-10-01 | 2006-12-06 | 铸造中心控股有限公司 | Venting assembly for a casting mould |
| DE102007007520A1 (en) * | 2007-02-15 | 2008-08-21 | Volkswagen Ag | Die casting machine and die casting form in which one coagulation profile half section is attached to a die puller |
| CN104827010A (en) * | 2015-05-26 | 2015-08-12 | 重庆东科模具制造有限公司 | Vacuum extraction valve used on die-casting die |
| CN205013697U (en) * | 2015-09-11 | 2016-02-03 | 宁波市北仑赛维达机械有限公司 | Last vacuum valve of die casting die |
| JP2016068101A (en) * | 2014-09-29 | 2016-05-09 | 株式会社Ｊａｐａｎ Ｍｏｌｄ Ｔｒａｄｅ | Malfunction prevention method for opening/closing valve in degassing device for die casting |
| CN107321956A (en) * | 2016-04-29 | 2017-11-07 | 长城汽车股份有限公司 | Die casting vacuum valve |
| CN105465457B (en) * | 2015-12-30 | 2017-12-12 | 广州市型腔模具制造有限公司 | A kind of evacuated die-casting process system |
-
2018
- 2018-05-22 CN CN201810494833.6A patent/CN108480596B/en not_active Expired - Fee Related
Patent Citations (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6082262A (en) * | 1983-10-11 | 1985-05-10 | Aisin Seiki Co Ltd | Venting device for die |
| JPS62104659A (en) * | 1985-10-30 | 1987-05-15 | Hitachi Metals Ltd | Gas sucking device for pressure casting |
| JPS6466058A (en) * | 1987-09-03 | 1989-03-13 | Toyo Machinery & Metal | Vacuum die casting machine |
| CN1095000A (en) * | 1993-02-02 | 1994-11-16 | 丰达雷斯，F.霍德勒有限公司 | A kind of valving that is used for venting diecasting moulds |
| US5488985A (en) * | 1993-02-02 | 1996-02-06 | Fondarex, F. Hodler & Cie. S.A. | Valve assembly for venting diecasting moulds |
| CN2301318Y (en) * | 1997-08-18 | 1998-12-23 | 古云旺 | Vacuum valve structure for press casting machine |
| EP0936009A1 (en) * | 1998-02-11 | 1999-08-18 | V.D.S. Vacuum Diecasting Service SA | Valve assembly, in particular die-casting venting valve assembly |
| EP1430974A1 (en) * | 1999-07-02 | 2004-06-23 | Edoardo Bresciani | Suction valve for discharging air and gas from dies in pressure casting |
| JP2002205141A (en) * | 2001-01-05 | 2002-07-23 | Tanaka Seimitsu Kogyo Kk | Vacuum control valve position detector |
| JP2003112232A (en) * | 2001-10-01 | 2003-04-15 | Dai:Kk | Gas vent device for die, and method for using the device |
| CN2518623Y (en) * | 2002-01-16 | 2002-10-30 | 征界自动化机械股份有限公司 | Vacuum valve of die casting machine |
| CN1874861A (en) * | 2003-10-01 | 2006-12-06 | 铸造中心控股有限公司 | Venting assembly for a casting mould |
| DE102007007520A1 (en) * | 2007-02-15 | 2008-08-21 | Volkswagen Ag | Die casting machine and die casting form in which one coagulation profile half section is attached to a die puller |
| JP2016068101A (en) * | 2014-09-29 | 2016-05-09 | 株式会社Ｊａｐａｎ Ｍｏｌｄ Ｔｒａｄｅ | Malfunction prevention method for opening/closing valve in degassing device for die casting |
| CN104827010A (en) * | 2015-05-26 | 2015-08-12 | 重庆东科模具制造有限公司 | Vacuum extraction valve used on die-casting die |
| CN205013697U (en) * | 2015-09-11 | 2016-02-03 | 宁波市北仑赛维达机械有限公司 | Last vacuum valve of die casting die |
| CN105465457B (en) * | 2015-12-30 | 2017-12-12 | 广州市型腔模具制造有限公司 | A kind of evacuated die-casting process system |
| CN107321956A (en) * | 2016-04-29 | 2017-11-07 | 长城汽车股份有限公司 | Die casting vacuum valve |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111069560A (en) * | 2018-10-22 | 2020-04-28 | 本田技研工业株式会社 | Flow passage structure |
| CN111069560B (en) * | 2018-10-22 | 2021-10-26 | 本田技研工业株式会社 | Flow passage structure |
| CN110076313A (en) * | 2019-05-05 | 2019-08-02 | 广东鸿图武汉压铸有限公司 | A kind of die casting based on vacuum evacuation with exhaust integratedization naturally |
| CN110076319A (en) * | 2019-05-28 | 2019-08-02 | 沈恒祥 | A kind of aluminium casting die casting |
| CN110076319B (en) * | 2019-05-28 | 2021-05-07 | 东莞市汇鑫精密铸造有限公司 | Aluminum casting die-casting die |
| CN111075990A (en) * | 2019-12-23 | 2020-04-28 | 重庆渝江压铸有限公司 | Vacuum valve for die casting |
| CN111075990B (en) * | 2019-12-23 | 2021-07-20 | 重庆渝江压铸有限公司 | Vacuum valve for die casting |
| CN112692252A (en) * | 2021-01-27 | 2021-04-23 | 南宁智鸿技研机械技术有限公司 | Die casting device and method for aluminum alloy die casting |
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| Publication number | Publication date |
|---|---|
| CN108480596B (en) | 2020-03-31 |
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