CN108246978A - A kind of casting folds shape pouring in vertically clamped moulds casting technique - Google Patents
A kind of casting folds shape pouring in vertically clamped moulds casting technique Download PDFInfo
- Publication number
- CN108246978A CN108246978A CN201711461060.3A CN201711461060A CN108246978A CN 108246978 A CN108246978 A CN 108246978A CN 201711461060 A CN201711461060 A CN 201711461060A CN 108246978 A CN108246978 A CN 108246978A
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- China
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- casting
- spray
- pouring
- vertically clamped
- clamped moulds
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/20—Stack moulds, i.e. arrangement of multiple moulds or flasks
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
Abstract
The present invention relates to a kind of casting to fold shape pouring in vertically clamped moulds casting technique, includes the following steps:S1. multigroup mo(u)ld top half and mo(u)ld bottom half are made, every group of mo(u)ld top half and mo(u)ld bottom half are combined, and multigroup mo(u)ld top half and mo(u)ld bottom half successively stacked on top are set as casting mold;S2. using Q234 smelting molten irons, the tapping temperature of molten iron is 1,600 1700 DEG C;S3. by casting mold obtained in the molten iron casting to S1 smelted in S2, pouring temperature is 1,550 1600 DEG C;S4. the molten iron being poured into S3 in casting mold is cooled to spray, cooling time >=2h, final cooling temperature≤650 DEG C;S5. spray after cooling in S4 is subjected to knockout processing, and the riser of spray is cut;S6. it tests to the spray after cutting riser in S5;S7. qualified spray will be examined to be heat-treated and bead in S6, obtain casting.
Description
Technical field
The present invention relates to casting technique fields, and shape pouring in vertically clamped moulds casting technique is folded more particularly to a kind of casting.
Background technology
Casting is to have obtained Metal Melting pre- after cooled and solidified into meeting necessarily required liquid and pouring into casting mold
The technical process of the casting for shape, size and the performance of shaping.Cast blank reaches because of almost forming and exempts from mechanical processing or add on a small quantity
The purpose of work reduces cost, and reduces the fundamental technology that Production Time castings are Modern Manufacturing Industries to a certain extent
One of.
Existing casting technique is typically that product is cast respectively using single sand mold, and this casting method can not be real
Now to the batch production of casting, in cast, molten iron easily causes to impact to sand mold, influences the molding of final casting.
In addition, making single complete sand mold, more sand using amount is needed, is increased manufacturing cost;Existing founder
Skill easily generates more solid and gas waste, causes the pollution to environment.
Invention content
Based on this, the object of the present invention is to provide a kind of casting to fold shape pouring in vertically clamped moulds casting technique, has production effect
Rate is high, casting quality is good, the advantages of saving material, is environmental-friendly.
A kind of casting folds shape pouring in vertically clamped moulds casting technique, includes the following steps:
S1. multigroup mo(u)ld top half and mo(u)ld bottom half are made, every group of shell core and baffle core are combined, and by multigroup mo(u)ld top half and mo(u)ld bottom half successively on
Lower stacking is set as casting mold;
S2. using Q234 smelting molten irons, the tapping temperature of molten iron is 1600-1700 DEG C;
S3. by casting mold obtained in the molten iron casting to S1 smelted in S2, pouring temperature is 1550-1600 DEG C;
S4. the molten iron being poured into S3 in casting mold is cooled to spray, cooling time >=2h, final cooling temperature
≤ 650 DEG C of degree;
S5. spray after cooling in S4 is subjected to knockout processing, and the riser of spray is cut;
S6. it tests to the spray after cutting riser in S5;
S7. qualified spray will be examined to be heat-treated and bead in S6, obtain casting.
It is vertical by by multigroup mo(u)ld top half and mo(u)ld bottom half stacked on top, realizing that the casting of the present invention folds shape pouring in vertically clamped moulds casting technique
Cast casting, realizes the batch production of casting, and production efficiency is high;Pouring in vertically clamped moulds can ensure molten iron Stable Filling, increase casting mold
The pressure head of type is filled, enhances feeding effect, the casting to form compact tissue creates condition;By heap above and below multigroup mo(u)ld top half and mo(u)ld bottom half
Folded setting can save sand using amount, and material is greatly saved, and reduce production cost;Pouring in vertically clamped moulds reduces solid and gaseous exhaust
Object reduces the pollution to environment.
Further, in the S3, before pouring into a mould casting mold, using molten iron casting into chill block, and to triangle
Test block carries out performance detection, if chill block meets casting requirement, continues casting mold obtained in molten iron casting to S1
It is interior.
Further, it is further included in the S6:If being examined to the spray after cutting riser and finding there are light defects,
Welding Repair is carried out to spray.
Further, it is further included in the S7:Spray after bead is machined out, is carried out after machining
It examines, if examining qualification, grinding process and secondary bead is carried out to spray.
Further, it is further included in the S7:Paint protective treatment is carried out to the spray after secondary bead, and
Final inspection is carried out, if final inspection is qualified, obtains casting.
Further, it further includes S8. and selects casting obtained in the S7 and carry out composition detection and performance test.
Further, the performance test uses shock machine.
Further, multigroup mo(u)ld bottom half and mo(u)ld top half are made using precoated sand in the S1.
Further, the tapping temperature of molten iron is 1630-1650 DEG C in the S2.
Further, pouring temperature is 1570-1590 DEG C in the S3.
Further, cooling time >=2h in the S4, final cooling temperature≤600 DEG C.
Further, knockout processing is carried out to spray using shakeout in the S5.
Relative to the prior art, casting of the invention folds shape pouring in vertically clamped moulds casting technique by will be on multigroup mo(u)ld top half and mo(u)ld bottom half
Lower stacking realizes pouring in vertically clamped moulds casting, realizes the batch production of casting, and production efficiency is high;Pouring in vertically clamped moulds can ensure iron level
It is steady to fill type, increase the pressure head that casting mold fills type, enhance feeding effect, the casting to form compact tissue creates condition;It will be multigroup
Mo(u)ld top half and the setting of mo(u)ld bottom half stacked on top can save sand using amount, and material is greatly saved, reduces production cost;Pouring in vertically clamped moulds subtracts
Few solid and gas waste, reduce the pollution to environment.The casting of the present invention, which folds shape pouring in vertically clamped moulds casting technique, has life
Produce efficient, casting quality is good, save material, advantages of environment protection.
In order to better understand and implement, the invention will now be described in detail with reference to the accompanying drawings.
Description of the drawings
Fig. 1 is the structure diagram of mo(u)ld top half.
Fig. 2 is the structure diagram of mo(u)ld bottom half.
Fig. 3 is the structure diagram for the casting mold that mo(u)ld top half and mo(u)ld bottom half stack out.
Specific embodiment
The casting of the present invention folds shape pouring in vertically clamped moulds casting technique, includes the following steps:
S1.-Fig. 3 is please referred to Fig.1, makes multigroup mo(u)ld top half 1 and mo(u)ld bottom half 2, every group of mo(u)ld top half 1 and mo(u)ld bottom half 2 are combined, and will be multigroup
Stacked on top is set as casting mold 3 successively for mo(u)ld top half 1 and mo(u)ld bottom half 2.
The present embodiment makes multigroup mo(u)ld top half 1 and mo(u)ld bottom half 2 preferably by precoated sand, is made, can improved using precoated sand
The casting accuracy and surface smoothness of casting in general, using the mo(u)ld top half 1 and mo(u)ld bottom half 2 of precoated sand making, can make casting accuracy control
At CT7-CT5 grades, surface smoothness is controlled in Ra6.3-12.5um system.
Multigroup mo(u)ld top half 1 and mo(u)ld bottom half 2 successively stacked on top are set, it is ensured that molten iron Stable Filling increases casting mold and fills type
Pressure head, for formed compact tissue casting create condition;Furthermore it is also possible to save sand using amount, 45% can be usually saved
The sand using amount of left and right, is greatly saved material, reduces production cost.
S2. using Q234 smelting molten irons, the tapping temperature of molten iron is 1600-1700 DEG C.
The present embodiment preferably controls the tapping temperature of molten iron in the S2 at 1630-1650 DEG C.
S3. by casting mold 3 obtained in the molten iron casting to S1 smelted in S2, pouring temperature is 1550-1600 DEG C.
Pouring temperature is 1570-1590 DEG C in the S3.It is poured into a mould, is obtained after being cooled down with molten iron excellent at such a temperature
Good crystal structure, so as to which casting be made to obtain best mechanical property.
The present embodiment preferably to casting mold 3 pour into a mould before, using molten iron make chill block, and to chill block into
Row performance detection if chill block meets casting requirement, continues in casting mold 3 obtained in molten iron casting to S1, this
Sample can prevent high-volume casting off quality.
S4. the molten iron being poured into S3 in casting mold 3 is cooled to spray, it is cooling time >=2h, final to cool down
Temperature≤650 DEG C.
Cooling time in the S3 >=3h is controlled final cooling temperature≤600 DEG C by the present embodiment.
S5. spray after cooling in S4 is subjected to knockout processing, and the riser of spray is cut.
The present embodiment preferably selects shakeout to carry out knockout processing to spray.
S6. it tests to the spray after cutting riser in S5.
If examining discovery defective spray after cutting riser, repair welding is carried out to spray.
S7. qualified spray will be examined to be heat-treated and bead in S6, obtain casting.
Preferably, the present embodiment is machined out the spray after bead, tests after machining, if inspection
Qualification is tested, then grinding process and secondary bead are carried out to spray, it, can after carrying out grinding process and secondary bead
So that casting obtains excellent performance.
It is further preferred that carrying out protective treatment to the spray after secondary bead, and final inspection is carried out, if
Final inspection is qualified, then obtains casting.
S8. it selects casting obtained in the S7 and carries out composition detection and performance test.
The performance test of the present embodiment uses shock machine.
Shape pouring in vertically clamped moulds casting technique is folded using the casting of the present invention and carries out cast casting, yield rate can be made to reach 80%
More than, and can be by iron sand than controlling 1:Less than 0.5.Using pouring in vertically clamped moulds, once-cast realizes the batch production of casting, production
It is efficient;Pouring in vertically clamped moulds reduces solid and gas waste, reduces the pollution to environment, is ideal casting technique.
Relative to the prior art, casting of the invention folds shape pouring in vertically clamped moulds casting technique by will be on multigroup mo(u)ld top half and mo(u)ld bottom half
Lower stacking realizes pouring in vertically clamped moulds casting, realizes the batch production of casting, and production efficiency is high;Pouring in vertically clamped moulds can ensure iron level
It is steady to fill type, increase the pressure head that casting mold fills type, enhance feeding effect, the casting to form compact tissue creates condition;It will be multigroup
Mo(u)ld top half and the setting of mo(u)ld bottom half stacked on top can save sand using amount, and material is greatly saved, reduces production cost;Pouring in vertically clamped moulds subtracts
Few solid and gas waste, reduce the pollution to environment.The casting of the present invention, which folds shape pouring in vertically clamped moulds casting technique, has life
Produce efficient, casting quality is good, save material, advantages of environment protection.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that those of ordinary skill in the art are come
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Range.
Claims (12)
1. a kind of casting folds shape pouring in vertically clamped moulds casting technique, include the following steps:
S1. multigroup mo(u)ld top half and mo(u)ld bottom half are made, every group of mo(u)ld top half and mo(u)ld bottom half are combined, and by multigroup mo(u)ld top half and mo(u)ld bottom half successively stacked on top
It is set as casting mold;
S2. using Q234 smelting molten irons, the tapping temperature of molten iron is 1600-1700 DEG C;
S3. by casting mold obtained in the molten iron casting to S1 smelted in S2, pouring temperature is 1550-1600 DEG C;
S4. the molten iron being poured into S3 in casting mold is cooled to spray, cooling time >=2h, final cooling temperature≤
650℃;
S5. spray after cooling in S4 is subjected to knockout processing, and the riser of spray is cut;
S6. it tests to the spray after cutting riser in S5;
S7. qualified spray will be examined to be heat-treated and bead in S6, obtain casting.
2. casting according to claim 1 folds shape pouring in vertically clamped moulds casting technique, it is characterised in that:In the S3, to pouring
Before noting die casting, using molten iron casting into chill block, and performance detection is carried out to chill block, if chill block meets casting
Requirement is made, then continuing will be in casting mold obtained in molten iron casting to S1.
3. casting according to claim 1 folds shape pouring in vertically clamped moulds casting technique, it is characterised in that:It is further included in the S6:
If examining discovery defective spray after cutting riser, repair welding is carried out to spray.
4. casting according to claim 1 folds shape pouring in vertically clamped moulds casting technique, it is characterised in that:It is further included in the S7:
Spray after bead is machined out, is tested after machining, if examining qualification, spray is carried out
Grinding process and secondary bead.
5. casting according to claim 4 folds shape pouring in vertically clamped moulds casting technique, it is characterised in that:It is further included in the S7:
Paint protective treatment is carried out to the spray after secondary bead, and is carried out
Final inspection if final inspection is qualified, obtains casting.
6. casting according to claim 1 folds shape pouring in vertically clamped moulds casting technique, it is characterised in that:It further includes S8. and selects institute
It states casting obtained in S7 and carries out composition detection and performance test.
7. casting according to claim 6 folds shape pouring in vertically clamped moulds casting technique, it is characterised in that:The performance test uses
Shock machine.
8. shape pouring in vertically clamped moulds casting technique is folded according to claim 1-7 any one of them casting, it is characterised in that:In the S1
Multigroup mo(u)ld top half and mo(u)ld bottom half are made using precoated sand.
9. shape pouring in vertically clamped moulds casting technique is folded according to claim 1-7 any one of them casting, it is characterised in that:In the S2
The tapping temperature of molten iron is 1630-1650 DEG C.
10. shape pouring in vertically clamped moulds casting technique is folded according to claim 1-7 any one of them casting, it is characterised in that:The S3
Middle pouring temperature is 1570-1590 DEG C.
11. shape pouring in vertically clamped moulds casting technique is folded according to claim 1-7 any one of them casting, it is characterised in that:The S4
Middle cooling time >=2h, final cooling temperature≤600 DEG C.
12. shape pouring in vertically clamped moulds casting technique is folded according to claim 1-7 any one of them casting, it is characterised in that:The S5
It is middle that knockout processing is carried out to spray using shakeout.
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CN201711461060.3A CN108246978A (en) | 2017-12-28 | 2017-12-28 | A kind of casting folds shape pouring in vertically clamped moulds casting technique |
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CN201711461060.3A CN108246978A (en) | 2017-12-28 | 2017-12-28 | A kind of casting folds shape pouring in vertically clamped moulds casting technique |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110398406A (en) * | 2019-07-10 | 2019-11-01 | 广西大学 | Quickly detect the method for making sample of nitrogen component in a kind of production scene |
CN115138810A (en) * | 2022-05-30 | 2022-10-04 | 重庆玛斯特机械制造股份有限公司 | Multilayer stacking casting system and process for automobile camshaft |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5739057A (en) * | 1980-08-22 | 1982-03-04 | Sintokogio Ltd | Mold assembling method and its mold |
CN1180003A (en) * | 1996-10-16 | 1998-04-29 | 杜万锁 | Casting method for high wear-resisting steel ball |
JP2001293538A (en) * | 2000-04-13 | 2001-10-23 | Hitachi Metals Ltd | Casting method with multilayer-piled mold and its cast product |
CN2459115Y (en) * | 2001-01-04 | 2001-11-14 | 秦升益 | Assembling type casting mould |
CN101879582A (en) * | 2010-08-02 | 2010-11-10 | 宁波市艾宏球墨铸造有限公司 | Precoated sand multi-stack casting process |
CN202639230U (en) * | 2012-02-21 | 2013-01-02 | 洛阳市致力实业有限公司 | No-box casting system for bimetallic casting |
CN203380330U (en) * | 2013-07-11 | 2014-01-08 | 湖北泰达机械制造有限公司 | Overlapped pouring device for disc-type casting parts |
CN205437044U (en) * | 2016-04-12 | 2016-08-10 | 承德荣茂铸钢有限公司 | Casting device |
-
2017
- 2017-12-28 CN CN201711461060.3A patent/CN108246978A/en active Pending
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5739057A (en) * | 1980-08-22 | 1982-03-04 | Sintokogio Ltd | Mold assembling method and its mold |
CN1180003A (en) * | 1996-10-16 | 1998-04-29 | 杜万锁 | Casting method for high wear-resisting steel ball |
JP2001293538A (en) * | 2000-04-13 | 2001-10-23 | Hitachi Metals Ltd | Casting method with multilayer-piled mold and its cast product |
CN2459115Y (en) * | 2001-01-04 | 2001-11-14 | 秦升益 | Assembling type casting mould |
CN101879582A (en) * | 2010-08-02 | 2010-11-10 | 宁波市艾宏球墨铸造有限公司 | Precoated sand multi-stack casting process |
CN202639230U (en) * | 2012-02-21 | 2013-01-02 | 洛阳市致力实业有限公司 | No-box casting system for bimetallic casting |
CN203380330U (en) * | 2013-07-11 | 2014-01-08 | 湖北泰达机械制造有限公司 | Overlapped pouring device for disc-type casting parts |
CN205437044U (en) * | 2016-04-12 | 2016-08-10 | 承德荣茂铸钢有限公司 | Casting device |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110398406A (en) * | 2019-07-10 | 2019-11-01 | 广西大学 | Quickly detect the method for making sample of nitrogen component in a kind of production scene |
CN115138810A (en) * | 2022-05-30 | 2022-10-04 | 重庆玛斯特机械制造股份有限公司 | Multilayer stacking casting system and process for automobile camshaft |
CN115138810B (en) * | 2022-05-30 | 2023-07-25 | 重庆玛斯特机械制造股份有限公司 | Automobile camshaft multilayer stacking casting system and technology |
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Application publication date: 20180706 |
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