CN108080578A - A kind of accurate gravity supercharging Casting Equipment for automotive hub production - Google Patents
A kind of accurate gravity supercharging Casting Equipment for automotive hub production Download PDFInfo
- Publication number
- CN108080578A CN108080578A CN201810157490.4A CN201810157490A CN108080578A CN 108080578 A CN108080578 A CN 108080578A CN 201810157490 A CN201810157490 A CN 201810157490A CN 108080578 A CN108080578 A CN 108080578A
- Authority
- CN
- China
- Prior art keywords
- mold
- cover
- automotive hub
- casting equipment
- shaft
- 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.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/28—Moulds for peculiarly-shaped castings for wheels, rolls, or rollers
-
- 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
- B22D27/08—Shaking, vibrating, or turning of moulds
-
- 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
- B22D27/09—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting by using pressure
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacture Of Motors, Generators (AREA)
Abstract
The invention discloses a kind of accurate gravity supercharging Casting Equipments for automotive hub production, including mold, the mold is ring mould, and mold centre is hollow-core construction, the uniform fixed and arranged motor mount in central hollow position of the mold, vibration motor is fixedly mounted inside the motor mount, the mold upper end sets cover, the top surface, which opens up, pours mouth, it is described to pour cooperation installation sealing cover above mouth, the sealing cover end set optical axis, and the optical axis of sealing cover and the mounting base cooperation of top surface are installed, the gravity supercharging Casting Equipment of this precision produced for automotive hub is by the way of mold is rocked, internal solution is made fully to flow, subnormal ambient is formed in mold simultaneously, and coordinate high-frequency vibration, bubble in quick removal solution.
Description
Technical field
The present invention relates to Casting Equipment technical fields, are specially a kind of accurate gravity supercharging for automotive hub production
Casting Equipment.
Background technology
Gravitational casting refers to that molten metal pours into the process that metal mold cavity obtains casting under terrestrial gravitation effect.Gravity
Casting Equipment refers generally to realize the opening and closing mould of metal gravity casting and the equipment of pickup.At present, gravity supercharging Casting Equipment quilt
It is widely used in automotive hub production industry.However, current Casting Equipment still there are problems that, such as mo(u)lded piece
Inside can there are bubble or casting it is imperfect, have the generation of crackle, these all affect the quality of part.Although mesh
It is preceding also to there are some to go the Casting Equipment of bubble removing by stirring, but this agitating mode is single, it is impossible to it is sufficiently stirred removal
Bubble still can influence the quality of part, if cannot solve the problems, such as that bubble and part are complete, will substantially reduce Casting Equipment
Practicability and reliability.
The content of the invention
The technical problem to be solved by the present invention is to overcome the existing defects, provides a kind of precision for automotive hub production
Gravity supercharging Casting Equipment, by the way of mold is rocked, internal solution is made fully to flow, while negative pressure is formed in mold
Environment, and coordinate high-frequency vibration, the quick bubble removed in solution can be solved the problems, such as effectively in background technology.
To achieve the above object, the present invention provides following technical solution：A kind of accurate weight for automotive hub production
Power is pressurized Casting Equipment, and including mold, the mold is ring mould, and is hollow-core construction among mold, in the mold
Between the hollow uniform fixed and arranged motor mount in position, vibration motor, the mold is fixedly mounted inside the motor mount
Upper end sets cover, and the top surface, which opens up, pours mouth, described to pour cooperation installation sealing cover, the sealing cover end above mouth
Portion sets optical axis, and the cooperation installation of the mounting base of the optical axis of sealing cover and top surface, the input shaft of the optical axis of the sealing cover
With the output axis connection of electric rotating machine, the electric rotating machine is fixedly connected with cover, and the top surface opens up air hole, described
Cooperation installation solenoid valve at the air hole of top surface, the gas outlet of the solenoid valve connects with negative pressure pump, the negative pressure pump and
Cover is fixedly mounted, and the mold lower end is fixedly mounted with installing plate, and shaft, the shaft is fixedly installed in the installing plate both ends
Coordinate with shaft mounting base and install, the shaft mounting base is fixedly mounted with fixed frame, and the fixed frame passes through strut and pedestal
It is fixedly connected, the installing plate bottom sets hinge installation seat, and the hinge installation seat correspondence position of pedestal and installing plate is set
Hinge installation seat, installs electric telescopic rod additional between the pedestal and the hinge installation seat of installing plate, and the two of the electric telescopic rod
End is connected respectively by hinge with pedestal and installing plate, the electric telescopic rod, electric rotating machine, vibration motor, negative pressure pump and electricity
The input terminal of magnet valve is electrically connected with the output terminal of PLC controller, the input terminal of the PLC controller and the output terminal of external power supply
Electrical connection, the PLC controller are fixedly mounted with pedestal.
As a preferred technical solution of the present invention, three lifting lugs, and three lifting lugs are fixedly installed in the top surface
It is evenly arranged along the axis of cover.
As a preferred technical solution of the present invention, the top surface sets two air holes altogether, and two ventilative
The line in hole is vertical with the axis of shaft.
As a preferred technical solution of the present invention, two electric telescopic rods, and two are set altogether below the installing plate
Plane where the axis of root electric telescopic rod is vertical with the axis of shaft.
As a preferred technical solution of the present invention, the mould inside sets six vibration motors, and six shakes altogether
Dynamic motor is evenly arranged along the axis of mold.
As a preferred technical solution of the present invention, fixed frame surface position corresponding with cover air hole is set
Infrared inductor is fixedly mounted in mounting groove, the mounting groove inside of the fixed frame, and output terminal and the PLC of the infrared inductor are controlled
The input terminal electrical connection of device processed.
As a preferred technical solution of the present invention, the sealing cover lower surface sets seal convexity, described to pour mouth
Correspondence position set seal groove.
As a preferred technical solution of the present invention, the mould inside opens up step groove, the correspondence position of the cover
Install installation protrusion.
As a preferred technical solution of the present invention, the mould upper surface sets seal groove with cover contact position,
The correspondence position of the cover sets seal convexity.
As a preferred technical solution of the present invention, cylinder in being set between the shaft and shaft mounting base, described turn
It installs bearing pair between axis and middle cylinder additional, rubber pad is installed additional between the middle cylinder and shaft mounting base.
Compared with prior art, the beneficial effects of the invention are as follows：This accurate gravity supercharging produced for automotive hub
Casting Equipment is in a manner that mold and cover combine, and in mold bottom both sides by setting shaft and electric telescopic rod
Mode enables mold itself to rock, and increases the mobility of mould inside solution, ensures that solution filling is uniform, while in cover
Surface sets negative pressure pump, and subnormal ambient is formed in mould inside, while sets vibration motor in die inside, using high-frequency vibration
Mode, increase mold in solution molecular activity, accelerate solution air entrapment discharge, the pouring quality of lifting workpieces.
Description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is structure sectional view of the present invention；
Fig. 3 is sealing cover schematic diagram of the present invention；
Fig. 4 is sealing cover sectional view of the present invention；
Fig. 5 is shaft assembling schematic diagram of the present invention.
In figure：1 mold, 2 installing plates, 3 fixed frames, 4 pedestals, 5 PLC controllers, 6 electric telescopic rods, 7 infrared inductors,
8 covers, 9 solenoid valves, 10 negative pressure pumps, 11 lifting lugs, 12 motor mounts, 13 vibration motors, 14 sealing covers, 15 electric rotating machines, 16
Pour cylinder, 20 rubber pads in mouth, 17 shaft mounting bases, 18 shafts, 19.
Specific embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment belongs to the scope of protection of the invention.
- 5 are please referred to Fig.1, the present invention provides a kind of technical solution：A kind of accurate gravity for automotive hub production increases
Die casting manufacturing apparatus, including mold 1, mold 1 is ring mould, and is hollow-core construction among mold 1, the central hollow position of mold 1
Uniform fixed and arranged motor mount 12 is put, vibration motor 13 is fixedly mounted in 12 inside of motor mount, and 1 upper end of mold sets lid
Body 8,8 surface of cover, which opens up, pours mouth 16, pours and coordinates installation sealing cover 14 above mouth 16,14 end set optical axis of sealing cover,
And the optical axis of sealing cover 14 and the mounting base cooperation on 8 surface of cover are installed, the input shaft and electric rotating machine of the optical axis of sealing cover 14
15 output axis connection, electric rotating machine 15 are fixedly connected with cover 8, and 8 surface of cover opens up air hole, and 8 surface of cover is breathed freely
Cooperation installation solenoid valve 9, the gas outlet of solenoid valve 9 are connected with negative pressure pump 10 at hole, and negative pressure pump 10 is fixedly mounted with cover 8, mould
Have 1 lower end to be fixedly mounted with installing plate 2,2 both ends of installing plate fixed setting shaft 18, shaft 18 is pacified with the cooperation of shaft mounting base 17
Dress, shaft mounting base 17 are fixedly mounted with fixed frame 3, and fixed frame 3 is fixedly connected by strut with pedestal 4, and 2 bottom of installing plate is set
Hinge installation seat is put, and pedestal 4 and the hinge installation seat correspondence position of installing plate 2 set hinge installation seat, pedestal 4 and installing plate
Install electric telescopic rod 6 between 2 hinge installation seat additional, the both ends of electric telescopic rod 6 pass through hinge and pedestal 4 and installing plate respectively
2 connections, electric telescopic rod 6, electric rotating machine 15, vibration motor 13, negative pressure pump 10 and the input terminal of solenoid valve 9 and PLC controller 5
Output terminal electrical connection, the input terminal of PLC controller 5 be electrically connected with the output terminal of external power supply, and PLC controller 5 is consolidated with pedestal 4
Dingan County fills, and three lifting lugs 11 are fixedly installed in 8 surface of cover, and three lifting lugs 11 are evenly arranged along the axis of cover 8, facilitate lifting
Cover 8,1 surface of cover sets two air holes altogether, and the line of two air holes is vertical with the axis of shaft 18, ensures always
There are one air holes to be in a high position, is discharged convenient for gas, and 2 lower section of installing plate sets two electric telescopic rods 6 altogether, and two electronic
Plane where the axis of telescopic rod 6 is vertical with the axis of shaft 18, convenient for the function that the realization of mold 1 itself is rocked, inside mold 1
Six vibration motors 13 are set altogether, and six vibration motors 13 are evenly arranged along the axis of mold 1, ensure internal solution vibrations
Uniformity accelerates the discharge of bubble, and 3 surface of fixed frame position corresponding with 8 air hole of cover sets mounting groove, fixed frame 3
Infrared inductor 7 is fixedly mounted inside mounting groove, the output terminal of infrared inductor 7 is electrically connected with the input terminal of PLC controller 5,
By the sensing number to installing plate 2 and infrared inductor 7, judge that the air hole on 8 surface of cover is in high-order direction, so as to
Realize high-order air hole exhaust, 14 lower surface of sealing cover sets seal convexity, and the correspondence position for pouring mouth 16 sets seal groove, protects
The leakproofness of sealing cover 14 is demonstrate,proved, step groove is opened up inside mold 1, the correspondence position of cover 8 sets installation protrusion, facilitates cover 8
With the quick assembling of mold 1,1 upper surface of mold sets seal groove with 8 contact position of cover, and the correspondence position setting of cover 8 is close
Envelope protrusion, ensures the leakproofness between cover 8 and mold 1, cylinder 19 in being set between shaft 18 and shaft mounting base 17, shaft 18
It installs bearing pair additional between middle cylinder 19, installs rubber pad 20 between middle cylinder 19 and shaft mounting base 17 additional, reduce mold 1 and fixed frame
Vibrations between 3 are transferred, and PLC controller 5 controls electric telescopic rod 6, electric rotating machine 15, vibration motor 13, negative pressure pump 10, infrared
The control mode of inductor 7 and solenoid valve 9 is normal method of the prior art.
When in use：PLC controller 5 controls electric rotating machine 15 to work, and sealing cover 14 is opened, proceeds by and pours, is poured
After the completion of building, PLC controller 5 controls electric rotating machine 15 to work, and sealing cover 14 is closed, and then PLC controller 5 controls two electricity
Dynamic telescopic rod 6 works, and realizes that mold 1 itself rocks, and when mold 1 rocks, installing plate 2 is sent out with 7 position relationship of infrared inductor
It changes dynamic, infrared inductor 7 calculates the signal transmission detected to PLC controller 5, PLC controller 5 according to obtained data
8 surface of cover is in high-order ventilative hole site, and the solenoid valve 9 of correspondence position is controlled to open, while negative pressure pump 10 works, right
It is evacuated inside mold 1, while vibration motor 13 works, and generates high-frequency vibration, increases the bubble row in 1 internal solution of mold
Go out speed.
By the way of the present invention is using mold 1 and the combination of cover 8, and in 1 two bottom sides of mold by setting 18 He of shaft
The mode of electric telescopic rod 6 enables mold 1 itself to rock, and increases the mobility of 1 internal solution of mold, ensures solution filling
Uniformly, while on 8 surface of cover negative pressure pump 10 is set, subnormal ambient is formed inside mold 1, while is set in 1 inside of mold
Vibration motor 13 by the way of high-frequency vibration, increases the molecular activity of solution in mold 1, accelerates the row of solution air entrapment
Go out, the pouring quality of lifting workpieces.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
Understanding without departing from the principles and spirit of the present invention can carry out these embodiments a variety of variations, modification, replace
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of accurate gravity supercharging Casting Equipment for automotive hub production, including mold（1）, it is characterised in that：Institute
State mold（1）For ring mould, and mold（1）Hollow-core construction is in centre, the mold（1）Central hollow position uniformly fix
Arrange motor mount（12）, the motor mount（12）Vibration motor is fixedly mounted in inside（13）, the mold（1）Upper end
Cover is set（8）, the cover（8）Surface, which opens up, pours mouth（16）, it is described to pour mouth（16）Top cooperation installation sealing cover
（14）, the sealing cover（14）End set optical axis, and sealing cover（14）Optical axis and cover（8）The mounting base cooperation peace on surface
Dress, the sealing cover（14）Optical axis input shaft and electric rotating machine（15）Output axis connection, the electric rotating machine（15）With
Cover（8）It is fixedly connected, the cover（8）Surface opens up air hole, the cover（8）Cooperation installation electricity at the air hole on surface
Magnet valve（9）, the solenoid valve（9）Gas outlet and negative pressure pump（10）Connection, the negative pressure pump（10）With cover（8）Fixed peace
Dress, the mold（1）Lower end and installing plate（2）It is fixedly mounted, the installing plate（2）Shaft is fixedly installed in both ends（18）, it is described
Shaft（18）With shaft mounting base（17）Cooperation installation, the shaft mounting base（17）With fixed frame（3）It is fixedly mounted, it is described solid
Determine frame（3）Pass through strut and pedestal（4）It is fixedly connected, the installing plate（2）Bottom sets hinge installation seat, and pedestal（4）With
Installing plate（2）Hinge installation seat correspondence position set hinge installation seat, the pedestal（4）And installing plate（2）Hinge installation
Electric telescopic rod is installed additional between seat（6）, the electric telescopic rod（6）Both ends pass through hinge and pedestal respectively（4）And installing plate
（2）Connection, the electric telescopic rod（6）, electric rotating machine（15）, vibration motor（13）, negative pressure pump（10）And solenoid valve（9）It is defeated
Enter end and PLC controller（5）Output terminal electrical connection, the PLC controller（5）Input terminal and external power supply output terminal electricity
Connection, the PLC controller（5）With pedestal（4）It is fixedly mounted.
2. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The cover（8）Three lifting lugs are fixedly installed in surface（11）, and three lifting lugs（11）Along cover（8）The uniform cloth of axis
It puts.
3. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The cover（1）Surface sets two air holes, and the line and shaft of two air holes altogether（18）Axis it is vertical.
4. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The installing plate（2）Lower section sets two electric telescopic rods altogether（6）, and two electric telescopic rods（6）Axis where it is flat
Face and shaft（18）Axis it is vertical.
5. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The mold（1）It is internal that six vibration motors are set altogether（13）, and six vibration motors（13）Along mold（1）Axis
It is evenly arranged.
6. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The fixed frame（3）Surface and cover（8）The corresponding position of air hole sets mounting groove, the fixed frame（3）Installation
Infrared inductor is fixedly mounted inside slot（7）, the infrared inductor（7）Output terminal and PLC controller（5）Input terminal electricity
Connection.
7. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The sealing cover（14）Lower surface sets seal convexity, described to pour mouth（16）Correspondence position set seal groove.
8. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The mold（1）Inside opens up step groove, the cover（8）Correspondence position set installation protrusion.
9. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The mold（1）Upper surface and cover（8）Contact position sets seal groove, the cover（8）Correspondence position set it is close
Envelope protrusion.
10. a kind of accurate gravity supercharging Casting Equipment for automotive hub production according to claim 1, feature
It is：The shaft（18）With shaft mounting base（17）Between set in cylinder（19）, the shaft（18）With middle cylinder（19）Between
Install bearing pair, the middle cylinder additional（19）With shaft mounting base（17）Between install rubber pad additional（20）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810157490.4A CN108080578A (en) | 2018-02-24 | 2018-02-24 | A kind of accurate gravity supercharging Casting Equipment for automotive hub production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810157490.4A CN108080578A (en) | 2018-02-24 | 2018-02-24 | A kind of accurate gravity supercharging Casting Equipment for automotive hub production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108080578A true CN108080578A (en) | 2018-05-29 |
Family
ID=62194077
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810157490.4A Pending CN108080578A (en) | 2018-02-24 | 2018-02-24 | A kind of accurate gravity supercharging Casting Equipment for automotive hub production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108080578A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953486A (en) * | 2021-10-25 | 2022-01-21 | 常欣智能装备科技(苏州)有限公司 | Aluminum alloy wheel hub liquid-solid pressure boost casting former |
| CN113996763A (en) * | 2021-11-08 | 2022-02-01 | 昆山莱捷有色金属有限公司 | Casting method of automobile chassis support |
| CN114734001A (en) * | 2022-04-20 | 2022-07-12 | 湖北文理学院 | Integrated automobile front extension beam casting forming die |
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| US20040177942A1 (en) * | 2001-01-12 | 2004-09-16 | Mason Douglas P. | Method and apparatus for vibration casting of vehicle wheels |
| CN101934361A (en) * | 2010-08-20 | 2011-01-05 | 江苏凯特汽车部件有限公司 | Wide rim deep LIP automobile aluminium alloy wheel casting mould filling exhaust method |
| CN203578693U (en) * | 2013-11-18 | 2014-05-07 | 襄阳恒德汽车配件有限公司 | Vehicle hub casting mold with vibration device |
| CN103962513A (en) * | 2013-02-04 | 2014-08-06 | 湖北省阳新昂运铝轮有限公司 | Aluminum alloy wheel hub gravity casting mould |
| CN204430180U (en) * | 2014-11-13 | 2015-07-01 | 泰州市金鹰精密铸造有限公司 | A kind of casting mould |
| CN105081290A (en) * | 2015-08-27 | 2015-11-25 | 浙江万丰摩轮有限公司 | Aluminum alloy hub gravity vibration casting equipment and process thereof |
| CN205905307U (en) * | 2016-06-30 | 2017-01-25 | 无锡雄伟精工科技有限公司 | Negative pressure formula car steering wheel mould |
| CN107008880A (en) * | 2017-05-24 | 2017-08-04 | 长兴县李家巷铸造厂 | A kind of forklift hub casting mould |
| CN206509501U (en) * | 2017-01-23 | 2017-09-22 | 德阳应和机械制造有限责任公司 | A kind of high pressure cylinders high-precision surface mould |
| CN208067259U (en) * | 2018-02-24 | 2018-11-09 | 翁士霭 | A kind of accurate gravity supercharging Casting Equipment for automotive hub production |
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2018
- 2018-02-24 CN CN201810157490.4A patent/CN108080578A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040177942A1 (en) * | 2001-01-12 | 2004-09-16 | Mason Douglas P. | Method and apparatus for vibration casting of vehicle wheels |
| CN101934361A (en) * | 2010-08-20 | 2011-01-05 | 江苏凯特汽车部件有限公司 | Wide rim deep LIP automobile aluminium alloy wheel casting mould filling exhaust method |
| CN103962513A (en) * | 2013-02-04 | 2014-08-06 | 湖北省阳新昂运铝轮有限公司 | Aluminum alloy wheel hub gravity casting mould |
| CN203578693U (en) * | 2013-11-18 | 2014-05-07 | 襄阳恒德汽车配件有限公司 | Vehicle hub casting mold with vibration device |
| CN204430180U (en) * | 2014-11-13 | 2015-07-01 | 泰州市金鹰精密铸造有限公司 | A kind of casting mould |
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| CN205905307U (en) * | 2016-06-30 | 2017-01-25 | 无锡雄伟精工科技有限公司 | Negative pressure formula car steering wheel mould |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113953486A (en) * | 2021-10-25 | 2022-01-21 | 常欣智能装备科技(苏州)有限公司 | Aluminum alloy wheel hub liquid-solid pressure boost casting former |
| CN113996763A (en) * | 2021-11-08 | 2022-02-01 | 昆山莱捷有色金属有限公司 | Casting method of automobile chassis support |
| CN114734001A (en) * | 2022-04-20 | 2022-07-12 | 湖北文理学院 | Integrated automobile front extension beam casting forming die |
| CN114734001B (en) * | 2022-04-20 | 2024-04-05 | 谷城万利铸造有限公司 | Integrated automobile front extension beam casting forming die |
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