CN106623808A - Quiescent pouring die for aluminum alloy steering gear case - Google Patents
Quiescent pouring die for aluminum alloy steering gear case Download PDFInfo
- Publication number
- CN106623808A CN106623808A CN201611198792.3A CN201611198792A CN106623808A CN 106623808 A CN106623808 A CN 106623808A CN 201611198792 A CN201611198792 A CN 201611198792A CN 106623808 A CN106623808 A CN 106623808A
- Authority
- CN
- China
- Prior art keywords
- die
- cover half
- dynamic model
- core
- steering gear
- 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
Links
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
- B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
Abstract
The invention discloses a quiescent pouring die for an aluminum alloy steering gear case. The quiescent pouring die comprises a movable die, a fixed die and a sand core, wherein movement mechanism connecting parts are arranged at two sides of the upper surface of the movable die respectively; a core pulling structure is arranged on the top surface of the movable die; fixed die bases are arranged at two sides of the bottom surface of the fixed die respectively; a fixed die bottom plate is connected between the bases in a spanning manner; the fixed die bottom plate is connected with the fixed die through a connecting column; a pouring cup is arranged on the front surface of the fixed die; the sand core is arranged in a die cavity formed by assembling the movable die and the fixed die; and the sand core is made of 50/100-mesh pre-coated sand. According to the quiescent pouring die for the aluminum alloy steering gear case, disclosed by the invention, the movement mechanism connecting parts on the movable die are connected with a movement mechanism, so that die splitting and die assembling movement of the movable die and the fixed die is controlled and overturning movement of the die in a casting process is controlled; the core pulling structure is used for removing the sand core from a casting after the casting is finished; the system stability is guaranteed by the fixed die bottom plate when the movable die and the fixed die are assembled and in a casting and overturning process; and structural designs guarantee the structural compactness of the casting and the consistency of product quality.
Description
Technical field
The present invention relates to a kind of aluminium alloy steering gear housing quiescent pouring mould that field is made for automobile.
Background technology
Aluminium alloy steering gear housing is the main part of automobile steering system, and its overall size is 278mm*260mm*
The irregularly-shaped castings of 100mm, internal structure is complicated.Due to the core component that it is hydraulic steering system, part failure can cause vapour
Car turns to failure and causes personal injury, and its performance requirement will be got well for the compactness of part, does not allow pore, crackle, loose
Etc. casting flaw, part has to pass through 100% X-ray and detects a flaw, tensile strength >=275MPa, elongation percentage >=2.5%, and hardness >=
100HB.Once the wall unevenness of part is even, pore and loose is produced during casting, be easily caused part during T6 process and be deformed.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, there is provided a kind of aluminium alloy steering gear housing quiescent pouring
Mould, it is enabled to, and cast structure consistency is high, and casting quality is good.
Realizing a kind of technical scheme of above-mentioned purpose is：A kind of aluminium alloy steering gear housing quiescent pouring mould, including dynamic
Mould, cover half and core；
The upper surface of the dynamic model is respectively provided on two sides with motion connector；One is provided with the top surface of the dynamic model
Individual pulled core structure；
The cover half is located at the lower section of the dynamic model；The top surface of the cover half is provided with core positioning seat；The cover half
Bottom surface is respectively provided on two sides with cover half base；One piece of fixed clamping plate is connected in the cover half base span, the fixed clamping plate leads to
Cross connecting pole to be connected with the cover half；A cup is provided with the front surface of the cover half；
The core be arranged on the dynamic model and the cover half matched moulds after die cavity in, the core adopt 50/100 purpose
Precoated sand is manufactured.
Further, the lower surface of the dynamic model is provided with two connecting shafts, and the upper surface of the cover half is provided with two and institute
State the corresponding connector of connecting shaft.
Further, four drift angles of the lower surface of the dynamic model are provided with four lower male structures, the upper surface of the cover half
It is provided with four link slots corresponding with the lower male structure.
Further, the fixed clamping plate is provided with some separator tubes and is connected with the cover half.
A kind of aluminium alloy steering gear housing quiescent pouring mould of the present invention, using gravity tilt pouring, by dynamic model
Motion connector be connected with motion, the division and modulus for controlling dynamic model and cover half is moved, and control mould during casting
Flip-flop movement of the tool in the range of 90 degree to 0 degree；Core-pulling mechanism removes core from foundry goods after casting is finished；Fixed clamping plate
The stability of a system of die flip when ensure that dynamic model and cover half matched moulds and during casting, above structure design ensure that foundry goods into
The compact structure of product and the uniformity of guarantee product quality.
Description of the drawings
Fig. 1 is a kind of structural representation of aluminium alloy steering gear housing quiescent pouring mould of the present invention；
Fig. 2 is a kind of structural representation of the core of aluminium alloy steering gear housing quiescent pouring mould of the present invention.
Specific embodiment
In order to be able to preferably understand technical scheme, below by specifically embodiment and accompanying drawing is combined
It is described in detail：
Refer to Fig. 1 and Fig. 2, a kind of aluminium alloy steering gear housing quiescent pouring mould of the present invention, including it is dynamic model 1, fixed
Mould 2 and core 3.
The upper surface of dynamic model 1 is respectively provided on two sides with motion connector 11, and dynamic model 1 passes through motion connector 11
It is connected with the motion of casting equipment, the division and modulus action of upper and lower displacement can be carried out and from 90 degree -0 by motion domination
The action of verting of degree.A pulled core structure 12 is provided with the top surface of dynamic model 1, decoring operation can be carried out after foundry goods shaping.
Cover half 2 is located at the lower section of dynamic model 1.The top surface of cover half 2 is provided with core positioning seat 28, for the placement of core 3.It is fixed
The bottom surface of mould 2 is respectively provided on two sides with cover half base 21, and cover half base 21 is connected with casting equipment, play and whole mould is propped up
Support is acted on.One piece of fixed clamping plate 22 is connected in the span of cover half base 21, fixed clamping plate is connected by connecting pole 23 with cover half 2, it is fixed
Be additionally provided with some separator tubes 27 on baffle plate 22 to be connected with cover half 2, to absorb impulsive force during matched moulds, it is ensured that matched moulds process and
The stability of cover half 2 and dynamic model 1 during follow-up casting process.
A cup 24 is provided with the front surface of cover half.
To make being connected firmly for dynamic model 1 and cover half 2, and keep stable in casting switching process, the lower surface of dynamic model 1
Two connecting shafts 13 are provided with, the upper surface of cover half 2 is provided with two connectors 25 corresponding with connecting shaft 13, connecting shaft 13 during matched moulds
It is plugged in connector 25；Four drift angles of the lower surface of dynamic model 1 are provided with four lower male structures 14, and the upper surface of cover half 2 is provided with
Four link slots 26 corresponding with lower male structure 14, at present male structure 14 is connected in link slot 26 matched moulds.
Core 3 be arranged on dynamic model 1 and the 2-in-1 mould of cover half after die cavity in, core using 50/100 mesh precoated sand manufacture.
Cast using the aluminium alloy steering gear housing quiescent pouring mould of the present invention, carried out by following technique：
1) install, preheat casting metals mould：First cover half 2 and dynamic model 1 are arranged on corresponding casting machine, and use Special hoist
So gas heater preheats cover half 2 and dynamic model 1,200 DEG C -350 DEG C of its preheating temperature.Cover half shaping is disposed with jetting tool
Rusty stain and debris on surface, sprays afterwards upper special antiseized aluminum metal model cavity coating；
2) inner chamber core is prepared：With the precoated sand of 50/100 mesh, made by being heated to 220 DEG C -400 DEG C of metal die
Rack bore core 3；
3) core, matched moulds under：The core 3 for preparing is put into after preheating by the position of core positioning seat 28 on casting of metals mould
Cover half 2 in, matched moulds；
4) cast molding：By in aluminium liquid injection metal pattern cup 24, then casting equipment drive mould start from 90 ° to
0 ° of automatic quiescent pouring, its cast temperature is 700 DEG C -730 DEG C,
5) cooling, die sinking：After the completion of casting, foundry goods is pouring, progressively coagulating through 200s under the lasting feeding of rising head effect
Consolidate into the steering gear housing foundry goods of solid-state, afterwards casting equipment drives mould to start from 0 ° to 90 ° die sinking ejection of verting automatically
Foundry goods, takes out cast product；
6) dead head, cleaning are removed：Through removing the pouring of foundry goods, rising head, core sand 3, polishing finishing, the X- of inner chamber is removed
The steering gear housing foundry goods of finished product is obtained after ray flaw detections, T6 heat treatments etc..
Those of ordinary skill in the art it should be appreciated that the embodiment of the above be intended merely to explanation the present invention,
And be not used as limitation of the invention, as long as in the spirit of the present invention, the change to embodiment described above
Change, modification all will fall in the range of claims of the present invention.
Claims (4)
1. a kind of aluminium alloy steering gear housing quiescent pouring mould, including dynamic model, cover half and core, it is characterised in that：
The dynamic model upper surface is respectively provided on two sides with motion connector；A core pulling is provided with the top surface of the dynamic model
Structure；
The cover half is located at the lower section of the dynamic model；The top surface of the cover half is provided with core positioning seat；The bottom surface of the cover half
Be respectively provided on two sides with cover half base；One piece of fixed clamping plate is connected in the cover half base span, the fixed clamping plate is by connecting
Connect post to be connected with the cover half；A cup is provided with the front surface of the cover half；
The core be arranged on the dynamic model and the cover half matched moulds after die cavity in, the core using 50/100 mesh overlay film
Sand is manufactured.
2. a kind of aluminium alloy steering gear housing quiescent pouring mould according to claim 1, it is characterised in that the dynamic model
Lower surface be provided with two connecting shafts, the upper surface of the cover half is provided with two connectors corresponding with the connecting shaft.
3. a kind of aluminium alloy steering gear housing quiescent pouring mould according to claim 1, it is characterised in that the dynamic model
Four drift angles of lower surface be provided with four lower male structures, the upper surface of the cover half be provided with four it is corresponding with the lower male structure
Link slot.
4. a kind of aluminium alloy steering gear housing quiescent pouring mould according to claim 1, it is characterised in that the cover half
Base plate is provided with some separator tubes and is connected with the cover half.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198792.3A CN106623808A (en) | 2016-12-22 | 2016-12-22 | Quiescent pouring die for aluminum alloy steering gear case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611198792.3A CN106623808A (en) | 2016-12-22 | 2016-12-22 | Quiescent pouring die for aluminum alloy steering gear case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106623808A true CN106623808A (en) | 2017-05-10 |
Family
ID=58833584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611198792.3A Pending CN106623808A (en) | 2016-12-22 | 2016-12-22 | Quiescent pouring die for aluminum alloy steering gear case |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106623808A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555248A (en) * | 2018-01-12 | 2018-09-21 | 广东肇庆动力金属股份有限公司 | A kind of casting method and casting mould of automobile engine water pump shell |
| CN112808938A (en) * | 2020-12-28 | 2021-05-18 | 滁州沃博自动化科技有限公司 | Manufacturing method of aluminum lower exhaust pipe of double-cylinder pendulum type oilless air compressor |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201267870Y (en) * | 2008-09-24 | 2009-07-08 | 上海大学 | Tilting type metal mold casting device |
| CN102688990A (en) * | 2012-06-15 | 2012-09-26 | 上海嘉朗实业有限公司 | Aluminium alloy hydraulic motor shell gravity casting mould and manufacturing method thereof |
| CN203155986U (en) * | 2013-03-25 | 2013-08-28 | 张龙杰 | Buffering type aluminum die-casting die |
| CN206356538U (en) * | 2016-12-22 | 2017-07-28 | 上海爱仕达汽车零部件有限公司 | A kind of aluminium alloy steering gear housing quiescent pouring mould |
-
2016
- 2016-12-22 CN CN201611198792.3A patent/CN106623808A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201267870Y (en) * | 2008-09-24 | 2009-07-08 | 上海大学 | Tilting type metal mold casting device |
| CN102688990A (en) * | 2012-06-15 | 2012-09-26 | 上海嘉朗实业有限公司 | Aluminium alloy hydraulic motor shell gravity casting mould and manufacturing method thereof |
| CN203155986U (en) * | 2013-03-25 | 2013-08-28 | 张龙杰 | Buffering type aluminum die-casting die |
| CN206356538U (en) * | 2016-12-22 | 2017-07-28 | 上海爱仕达汽车零部件有限公司 | A kind of aluminium alloy steering gear housing quiescent pouring mould |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555248A (en) * | 2018-01-12 | 2018-09-21 | 广东肇庆动力金属股份有限公司 | A kind of casting method and casting mould of automobile engine water pump shell |
| CN112808938A (en) * | 2020-12-28 | 2021-05-18 | 滁州沃博自动化科技有限公司 | Manufacturing method of aluminum lower exhaust pipe of double-cylinder pendulum type oilless air compressor |
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| Date | Code | Title | Description |
|---|---|---|---|
| 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 |
Application publication date: 20170510 |
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| RJ01 | Rejection of invention patent application after publication |