CN107866532A - A kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology - Google Patents
A kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology Download PDFInfo
- Publication number
- CN107866532A CN107866532A CN201711289087.9A CN201711289087A CN107866532A CN 107866532 A CN107866532 A CN 107866532A CN 201711289087 A CN201711289087 A CN 201711289087A CN 107866532 A CN107866532 A CN 107866532A
- Authority
- CN
- China
- Prior art keywords
- wheel
- nowel
- graphite mould
- top box
- core
- 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
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/088—Feeder heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D15/00—Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor
- B22D15/005—Casting using a mould or core of which a part significant to the process is of high thermal conductivity, e.g. chill casting; Moulds or accessories specially adapted therefor of rolls, wheels or the like
Abstract
The invention discloses a kind of crane wheel graphite mould hanging sand to serve as a contrast gravity foundry technology, specific steps be for ready for equipped with roof box, top box casing, upper bolt top box graphite mould and be equipped with the nowel graphite mould of fixed square steel, nowel casing, lower bolt, after being baked to design temperature, penetrate the water-glass sand top box tamper and nowel tamper needed for system respectively using penetrating sand machine, be blown into the CO of setting flow2The hardening demoulding, top box tamper and nowel tamper are stayed in top box graphite mould and nowel graphite mould respectively by hanging sand groove, and lay wheel rim graphite core at nowel graphite mould wheel rim position, in fabrication hole core and SMIS made of nowel tamper placement resin sand, drenched with rain in top box tamper placement made of resin sand core and floating core, poured after mould assembling using rising pouring bag and outpour wheel.Solve the problems, such as that wheel surface present in conventional cast crane wheel production technology is of poor quality, dimensional accuracy is not high, internal soundness uniformity is poor and high-volume high efficiency production difficult to realize.
Description
Technical field
The present invention relates to crane wheel Casting Technology field, and in particular to a kind of crane wheel graphite mould hanging sand
Serve as a contrast gravity foundry technology.
Background technology
Current domestic ladle carne wheel uses common water-glass sand or resin sand casting technique more, inefficient to make by hand
Type, coarse plus die quality, the wheel of production has that surface quality is poor, dimensional accuracy is not high and internal soundness uniformity is poor more
Phenomena such as, and high-volume high efficiency production difficult to realize.
The content of the invention
It is an object of the invention to provide a kind of crane wheel graphite mould hanging sand to serve as a contrast gravity foundry technology, solves tradition casting
Make wheel surface present in crane wheel production technology is of poor quality, dimensional accuracy is not high, internal soundness uniformity difference and
The problem of high-volume high efficiency production difficult to realize.
To solve above-mentioned technical problem, the present invention uses following technical scheme：
A kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology, is ready to be equipped with roof box, top box casing, upper spiral shell
The top box graphite mould of bolt and the nowel graphite mould for being equipped with fixed square steel, nowel casing, lower bolt, after being baked to design temperature,
Penetrate the water-glass sand top box tamper and nowel tamper needed for system respectively using penetrating sand machine, be blown into the CO of setting flow2The hardening demoulding,
Top box tamper and nowel tamper are stayed in top box graphite mould and nowel graphite mould respectively by hanging sand groove, and in nowel graphite mould wheel
Wheel rim graphite core is laid at rim position, in fabrication hole core and SMIS made of nowel tamper placement resin sand, in top box tamper
Placement drenches with rain core and floating core made of resin sand, is poured after mould assembling using rising pouring bag and outpours wheel.
As present invention further optimization, corresponding rim for automobile wheel position respectively with top box graphite mould, nowel graphite mould and
Wheel rim graphite core directly contacts, and dead head is arranged on top box tamper and corresponded to above hub for vehicle wheel.
As present invention further optimization, wheel rim graphite core is alternatively into the shaping made of water-glass sand or resin sand
Core.
As present invention further optimization, the top box graphite mould II and nowel graphite of single-wheel edge are made up of turnery processing
Type II, it may be cast as single-wheel edge crane wheel.
As present invention further optimization, the top box graphite mould III and nowel graphite of no wheel rim are made up of turnery processing
Type III, it may be cast as no wheel rim crane wheel.
As present invention further optimization, poured into a mould using rising pouring bag, molten steel is through dead head, floating core, the small cast gate of the core that drenches with rain
Die cavity to be injected, fills type to after setting riser height after molten steel, cast terminates, and floats core and floats, and the core center Feeding channel that drenches with rain is opened,
Emit intraoral molten steel and feeding persistently is carried out to wheel body, rim for automobile wheel is in top box graphite mould, nowel graphite mould and wheel rim graphite
Quickly solidified in the presence of core Quench, form the tissue of densification, while in the presence of central dead head, realized from wheel rim to spoke
Plate arrives the consecutive solidification of wheel hub again, after feeding terminates, pulls out rising head along the core that drenches with rain while outputing top box, then takes wheel, on
It is online to recycle after case graphite mould, nowel graphite mould, wheel rim graphite core are cleared up and cooled down.
Compared with prior art, the present invention can at least reach one in following beneficial effect：
1. graphite chilling block technique is at home using maturation, its advantage is that the big chill effect of graphite heat conducting coefficient is good, and rim for automobile wheel exists
Quickly solidified in the presence of top box graphite mould, nowel graphite mould and wheel rim graphite core Quench, form the tissue of densification, while in
In the presence of entreating dead head, realize from wheel rim to disc again to the consecutive solidification of wheel hub.
2. after cast, rising head is pulled out along the core that drenches with rain while outputing top box, the link of cutting rising head is eliminated, greatly
Reduce human and material resources, beneficial to the control of cost.
3. die size is accurate, and using penetrating sand machine moulding, manipulator mould assembling and unpacks, automaticity is high, wheel hair
Base surface roughness is can be controlled within ± 2mm up to Ra12.5, apparent size precision, and yield rate reaches more than 95%, internal matter
It is easily controllable to measure uniformity, and high-volume high efficiency production can be realized.
Brief description of the drawings
Fig. 1 is the structural representation of present invention casting two-wheel edge crane wheel.
Fig. 2 is the structural representation of present invention casting single-wheel edge crane wheel.
Fig. 3 is structural representation of the present invention casting without wheel rim crane wheel.
In figure mark for：1st, dead head；2nd, core is floated；3rd, drench with rain core；4th, top box tamper；5th, top box graphite mould；6th, top box top
Plate；7th, top box casing；8th, upper bolt；9th, nowel tamper；10th, SMIS；11st, nowel graphite mould；12nd, fabrication hole core；13rd, wheel rim
Graphite core；14th, fixed square steel；15th, nowel casing；16th, lower bolt；17th, top box graphite mould II；18th, nowel graphite mould II；19、
Top box graphite mould III；20th, nowel graphite mould III.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Specific embodiment 1：
A kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology, be ready to be equipped with roof box 6, top box casing 7, on
The top box graphite mould 5 of bolt 8 and the nowel graphite mould 11 for being equipped with fixed square steel 14, nowel casing 15, lower bolt 16, are baked to
After design temperature, penetrate water-glass sand top box tamper 4 and nowel tamper 9 needed for system respectively using penetrating sand machine, be blown into setting flow
CO2The hardening demoulding, top box tamper 4 and nowel tamper 9 stay in top box graphite mould 5 and nowel graphite mould 11 respectively by hanging sand groove
On, and wheel rim graphite core 13 is laid at the wheel rim position of nowel graphite mould 11, in technique made of the placement resin sand of nowel tamper 9
Hole core 12 and SMIS 10, drenched with rain in the placement of top box tamper 4 made of resin sand core 3 and floating core 2, rising pouring bag is used after mould assembling
Pour and outpour wheel.
Specific embodiment 2：
The present embodiment is that further instruction has been carried out on the basis of specific embodiment 1, corresponding rim for automobile wheel position respectively with
Top box graphite mould 5, nowel graphite mould 11 and wheel rim graphite core 13 directly contact, and dead head 1 is arranged on 4 corresponding wheel of top box tamper
Above wheel hub.
Specific embodiment 3：
The present embodiment is that further instruction has been carried out on the basis of specific embodiment 1, wheel rim graphite core 13 alternatively into
Shaping core made of water-glass sand or resin sand.
Specific embodiment 4：
The present embodiment is that further instruction has been carried out on the basis of specific embodiment 1, and single-wheel edge is made by turnery processing
Top box graphite mould II 17 and nowel graphite mould II 18, may be cast as single-wheel edge crane wheel.
Specific embodiment 5：
The present embodiment is that further instruction has been carried out on the basis of specific embodiment 1, and no wheel rim is made by turnery processing
Top box graphite mould III 19 and nowel graphite mould III 20, may be cast as no wheel rim crane wheel.
Specific embodiment 6：
The present embodiment is to have carried out further instruction to casting process on the basis of specific embodiment 1, is poured using rising pouring bag
Note, molten steel inject die cavity through dead head 1, floating core 2, the 3 small cast gate of core that drenches with rain, and fill type to after setting riser height after molten steel, cast
Terminate, floating core 2 is floated, and the 3 central Feeding channel of core that drenches with rain is opened, and is emitted intraoral molten steel and is persistently carried out feeding, car to wheel body
Wheel wheel rim quickly solidifies in the presence of top box graphite mould 5, nowel graphite mould 11 and the Quench of wheel rim graphite core 13, forms densification
Tissue, while in the presence of central dead head 1, realize again to the consecutive solidification of wheel hub from wheel rim to disc, to the end of feeding
Afterwards, rising head is pulled out along the core 3 that drenches with rain while outputing top box, then takes wheel, top box graphite mould 5, nowel graphite mould 11, wheel rim graphite
It is online to recycle after core 13 is cleared up and cooled down.
Although reference be made herein to invention has been described for multiple explanatory embodiments of the invention, however, it is to be understood that
Those skilled in the art can be designed that a lot of other modifications and embodiment, and these modifications and embodiment will fall in this Shen
Please be within disclosed spirit and spirit.More specifically, can in the range of disclosure, drawings and claims
A variety of variations and modifications are carried out with the building block to theme combination layout and/or layout.Except to building block and/or layout
Outside the modification and improvement of progress, to those skilled in the art, other purposes also will be apparent.
Claims (6)
1. a kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology, it is characterised in that：It is ready to be equipped with roof box
（6）, top box casing（7）, upper bolt（8）Top box graphite mould（5）Be equipped with fixed square steel（14）, nowel casing（15）, under
Bolt（16）Nowel graphite mould（11）, after being baked to design temperature, penetrated respectively using penetrating sand machine on the water-glass sand needed for system
Case tamper（4）With nowel tamper（9）, it is blown into the CO for setting flow2The hardening demoulding, top box tamper（4）With nowel tamper（9）Pass through
Hanging sand groove stays in top box graphite mould respectively（5）With nowel graphite mould（11）On, and in nowel graphite mould（11）Lay at wheel rim position
Wheel rim graphite core（13）, in nowel tamper（9）Fabrication hole core made of placement resin sand（12）And SMIS（10）, in top box
Tamper（4）Placement drenches with rain core made of resin sand（3）With floating core（2）, poured after mould assembling using rising pouring bag and outpour wheel.
A kind of 2. crane wheel graphite mould hanging sand lining gravity foundry technology according to claim 1, it is characterised in that：It is right
Answer rim for automobile wheel position respectively with top box graphite mould（5）, nowel graphite mould（11）With wheel rim graphite core（13）Directly contact, pour and emit
Mouthful（1）It is arranged on top box tamper（4）Above corresponding hub for vehicle wheel.
A kind of 3. crane wheel graphite mould hanging sand lining gravity foundry technology according to claim 1, it is characterised in that：Wheel
Rim graphite core（13）Alternatively core is molded into made of water-glass sand or resin sand.
A kind of 4. crane wheel graphite mould hanging sand lining gravity foundry technology according to claim 1, it is characterised in that：It is logical
Cross the top box graphite mould II that single-wheel edge is made in turnery processing（17）With nowel graphite mould II（18）, may be cast as single-wheel edge crane locomotive
Wheel.
A kind of 5. crane wheel graphite mould hanging sand lining gravity foundry technology according to claim 1, it is characterised in that：It is logical
Cross the top box graphite mould III that no wheel rim is made in turnery processing（19）With nowel graphite mould III（20）, may be cast as no wheel rim crane locomotive
Wheel.
A kind of 6. crane wheel graphite mould hanging sand lining gravity foundry technology according to claim 1, it is characterised in that：Adopt
Poured into a mould with rising pouring bag, molten steel is through dead head（1）, floating core（2）, drench with rain core（3）Small cast gate injects die cavity, treats that molten steel fills type to setting
After riser height, cast terminates, and floats core（2）Float, drench with rain core（3）Central Feeding channel is opened, and it is persistently right to emit intraoral molten steel
Wheel body carries out feeding, after feeding terminates, along the core that drenches with rain while outputing top box（3）Rising head is pulled out, then takes wheel, top box
Graphite mould（5）, nowel graphite mould（11）, wheel rim graphite core（13）It is online to recycle after clearing up and cooling down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711289087.9A CN107866532A (en) | 2017-12-07 | 2017-12-07 | A kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711289087.9A CN107866532A (en) | 2017-12-07 | 2017-12-07 | A kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107866532A true CN107866532A (en) | 2018-04-03 |
Family
ID=61755470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711289087.9A Pending CN107866532A (en) | 2017-12-07 | 2017-12-07 | A kind of crane wheel graphite mould hanging sand serves as a contrast gravity foundry technology |
Country Status (1)
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| CN (1) | CN107866532A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500204A (en) * | 2018-04-13 | 2018-09-07 | 安徽合力股份有限公司合肥铸锻厂 | Resin sand High Strength Casting magnesium iron traveling wheel technique |
| CN109530630A (en) * | 2018-12-26 | 2019-03-29 | 广东富华铸锻有限公司 | Five spoke barrel casting molds of one kind and five spoke barrel manufacturing methods |
| CN109570442A (en) * | 2019-01-08 | 2019-04-05 | 济南赛维机械设备有限公司 | The method for reducing the accumulation of water-glass sand casting and molding alkali metal and reducing antiquated sand discharge |
| CN111375730A (en) * | 2018-12-29 | 2020-07-07 | 大同中车爱碧玺铸造有限公司 | Casting device and casting process |
| CN114101582A (en) * | 2021-11-25 | 2022-03-01 | 沈阳汇亚通铸造材料有限责任公司 | Graphite mold for sand-lined molding and application thereof |
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| JPH01107957A (en) * | 1987-10-19 | 1989-04-25 | Honda Motor Co Ltd | Casting and casting method thereof |
| JPH0484653A (en) * | 1990-07-25 | 1992-03-17 | Aisin Seiki Co Ltd | Manufacture of integral shape of ring gear and fly wheel |
| JPH06154998A (en) * | 1992-11-26 | 1994-06-03 | Aisin Seiki Co Ltd | Manufacture of fly wheel integrated with gear |
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| CN101099997A (en) * | 2007-08-03 | 2008-01-09 | 天瑞集团铸造有限公司 | Retreat casting method for casting train wheel |
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| CN101234410A (en) * | 2008-03-06 | 2008-08-06 | 天瑞集团铸造有限公司 | Casting mold for casting wheels of train |
| CN101244449A (en) * | 2008-03-24 | 2008-08-20 | 天瑞集团铸造有限公司 | Casting mold for casting wheels of train |
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Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01107957A (en) * | 1987-10-19 | 1989-04-25 | Honda Motor Co Ltd | Casting and casting method thereof |
| JPH0484653A (en) * | 1990-07-25 | 1992-03-17 | Aisin Seiki Co Ltd | Manufacture of integral shape of ring gear and fly wheel |
| JPH06154998A (en) * | 1992-11-26 | 1994-06-03 | Aisin Seiki Co Ltd | Manufacture of fly wheel integrated with gear |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108500204A (en) * | 2018-04-13 | 2018-09-07 | 安徽合力股份有限公司合肥铸锻厂 | Resin sand High Strength Casting magnesium iron traveling wheel technique |
| CN109530630A (en) * | 2018-12-26 | 2019-03-29 | 广东富华铸锻有限公司 | Five spoke barrel casting molds of one kind and five spoke barrel manufacturing methods |
| CN111375730A (en) * | 2018-12-29 | 2020-07-07 | 大同中车爱碧玺铸造有限公司 | Casting device and casting process |
| CN109570442A (en) * | 2019-01-08 | 2019-04-05 | 济南赛维机械设备有限公司 | The method for reducing the accumulation of water-glass sand casting and molding alkali metal and reducing antiquated sand discharge |
| CN114101582A (en) * | 2021-11-25 | 2022-03-01 | 沈阳汇亚通铸造材料有限责任公司 | Graphite mold for sand-lined molding and application thereof |
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Application publication date: 20180403 |
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