CN105238992A - Casting method for engine cylinder sleeve - Google Patents
Casting method for engine cylinder sleeve Download PDFInfo
- Publication number
- CN105238992A CN105238992A CN201510779694.8A CN201510779694A CN105238992A CN 105238992 A CN105238992 A CN 105238992A CN 201510779694 A CN201510779694 A CN 201510779694A CN 105238992 A CN105238992 A CN 105238992A
- Authority
- CN
- China
- Prior art keywords
- cylinder sleeve
- castmethod
- molten iron
- iron
- coating
- 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
Abstract
The invention provides a casting method for an engine cylinder sleeve. The casting method comprises the steps of paint preparing, molten iron preparing, casting and the like, wherein paint is prepared by mixing the following components in percentage: 5-7% of sodium bentonite, 12-15% of food filter aid, 12-15% of quartz powder, 0.3-0.5% of washing powder and 60-75% of water; the molten iron is prepared by smelting the following components in percentage: 3.4-3.6% of C, 1.6-1.8% of Si, 0.5-0.7% of Mn, 0.05-0.15% of P, 0.04-0.06% of S, 0.05-0.15% of Cr, 0.8% of nucleating agent and the balance of Fe; and the steps of casting and the like are performed after coating. According to the casting method, the smelting cost is low; the smelting control is convenient; and the casting method has the advantages of being simple in process, low in machining difficulty, low in manufacture cost and applicable to industrial production.
Description
Technical field
The present invention relates to cylinder sleeve manufacturing technology field, be specifically related to a kind of castmethod of cylinder sleeve of engine.
Background technology
At present, because petroleum resources are in short supply and environmental pollution, improve motor car engine fuel efficiency, minimizing exhaust emissions has seemed and become more and more important.Two large assemblies of motor car engine are piston and cylinder sleeve, and wherein, cylinder sleeve requires that its material has the performances such as high temperature resistant, wear-resisting, withstand voltage and light weight.The improvement of motor performance, certainly will propose higher requirement to cylinder sleeve in selection and processing.At present, the material of cylinder sleeve is based on aluminium alloy, and in complete processing, complete processing mainly through casting and surface treatment, it is high that existing forging type also exists melting cost, the defect that the course of processing is complicated, inconvenience controls.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, the castmethod of the cylinder sleeve of engine that a kind of melting cost is low, difficulty of processing is little, convenient operation controls is provided.
The castmethod of a kind of cylinder sleeve of engine provided by the invention, comprises the following steps:
(1), prepare coating: prepare burden by following chemical compositions by percentage: sodium bentonite 5-7%, food filter aid 12-15%, silica powder 12-15%, washing powder 0.3-0.5%, water 60-75%, after stirring, make coating;
(2), molten steel is prepared: prepare burden by following chemical compositions by percentage: C:3.4-3.6%, Si:1.6-1.8%, Mn:0.5-0.7%, P:0.05-0.15%, S:0.04-0.06%, Cr:0.05-0.15%, nucleating agent: 0.9%, all the other are Fe, above-mentioned batching is put into medium-frequency induction furnace and carries out melting, and molten iron tapping temperature is 1400-1480 DEG C;
(3), casting: open liquid filling machine, make it turn clockwise, add coating and make its thickness of coating layer be 0.8-1.2mm, afterwards molten iron is poured in liquid filling machine, by molten iron casting complete within 5-15 second;
(4), cooling: molten iron pours rear 5-10 and to discharge water second cooling, when temperature is down to 900 °, stops discharging water;
(5), depanning:
(6), clear up.
Further describe as to technique scheme:
Described Fe prepares burden by following composition percentage composition: the pig iron 30%, scrap steel 20%, waste iron filing 50%.Do
For further describing technique scheme:
Described waste iron filing adopts the iron filings produced in cylinder sleeve later stage process of manufacture.
Further describe as to technique scheme:
Described nucleating agent is rare-earth silicon alloy nucleating agent.
Further describe as to technique scheme:
Described food filter aid is super-cell.
Further describe as to technique scheme:
The order number of described silica powder is 320 orders.
Melting cost of the present invention is low, be convenient to Melting control, and has that technique is simple, difficulty of processing is little, low cost of manufacture, is applicable to the advantage of suitability for industrialized production.
Embodiment
Below in conjunction with specific embodiment, invention is described in further detail.
A castmethod for cylinder sleeve of engine, comprises the following steps:
(1), prepare coating: prepare burden by following chemical compositions by percentage: sodium bentonite 5-7%, food filter aid 12-15%, silica powder 12-15%, washing powder 0.3-0.5%, water 60-75%, after stirring, make coating;
(2), molten steel is prepared: prepare burden by following chemical compositions by percentage: C:3.4-3.6%, Si:1.6-1.8%, Mn:0.5-0.7%, P:0.05-0.15%, S:0.04-0.06%, Cr:0.05-0.15%, nucleating agent: 0.9%, all the other are Fe, and wherein, Fe prepares burden by following composition percentage composition: the pig iron 30%, scrap steel 20%, waste iron filing 50%, puts into medium-frequency induction furnace by above-mentioned batching and carries out melting, and molten iron tapping temperature is 1400-1480 DEG C;
(3), casting: open liquid filling machine, make it turn clockwise, add coating and make its thickness of coating layer be 0.8-1.2mm, afterwards molten iron is poured in liquid filling machine, by molten iron casting complete within 5-15 second;
(4), cooling: molten iron pours rear 5-10 and to discharge water second cooling, when temperature is down to 900 °, stops discharging water;
(5), depanning:
(6), clear up.
Embodiment 1
(1), prepare coating: prepare burden by following chemical compositions by percentage: sodium bentonite 5%, super-cell 12%, silica powder 12%, washing powder 0.3%, water 70.7%, after stirring, make coating;
(2), molten steel is prepared: prepare burden by following chemical compositions by percentage: C:3.4%, Si:1.6%, Mn:0.5%, P:0.05%, S:0.04%, Cr:0.05%, rare-earth silicon alloy nucleating agent: 0.8%, all the other are Fe, wherein, Fe prepares burden by following composition percentage composition: the pig iron 30%, scrap steel 20%, waste iron filing 50%, wherein, waste iron filing can adopt the iron filings produced in cylinder sleeve later stage process of manufacture, carries out returning processing, above-mentioned batching is put into medium-frequency induction furnace and carries out melting, molten iron tapping temperature is 1400 DEG C;
(3), casting: open liquid filling machine, make it turn clockwise, add coating and make its thickness of coating layer be 0.8mm, afterwards molten iron is poured in liquid filling machine, by molten iron casting complete in 10 seconds;
(4), cool: molten iron pours the cooling that discharges water in latter 8 seconds, when temperature is down to 900 °, stops discharging water;
(5), depanning:
(6), clear up.
Embodiment 2
(1), prepare coating: prepare burden by following chemical compositions by percentage: sodium bentonite 7%, food filter aid 15%, 320 order silica powder 15%, washing powder 0.5%, water 62.5%, after stirring, make coating;
(2), molten steel is prepared: prepare burden by following chemical compositions by percentage: C:3.6%, Si:.8%, Mn:0.7%, P:0.15%, S:0.06%, Cr:0.15%, rare-earth silicon alloy nucleating agent: 0.8%, all the other are Fe, and wherein, Fe prepares burden by following composition percentage composition: the pig iron 30%, scrap steel 20%, waste iron filing 50%, puts into medium-frequency induction furnace by above-mentioned batching and carries out melting, and molten iron tapping temperature is 1480 DEG C;
(3), casting: open liquid filling machine, make it turn clockwise, add coating and make its thickness of coating layer be 1.2mm, afterwards molten iron is poured in liquid filling machine, by molten iron casting complete in 15 seconds;
(4), cool: molten iron pours the cooling that discharges water in latter 10 seconds, when temperature is down to 900 °, stops discharging water;
(5), depanning:
(6), clear up.
The above is only the preferred embodiment of the present invention, protection scope of the present invention be not only confined to above-described embodiment, and all technical schemes belonged under thinking of the present invention all belong to protection scope of the present invention.It should be pointed out that for those skilled in the art, some improvements and modifications without departing from the principles of the present invention, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (6)
1. a castmethod for cylinder sleeve of engine, is characterized in that: comprise the following steps:
(1), prepare coating: prepare burden by following chemical compositions by percentage: sodium bentonite 5-7%, food filter aid 12-15%, silica powder 12-15%, washing powder 0.3-0.5%, water 60-75%, after stirring, make coating;
(2), molten steel is prepared: prepare burden by following chemical compositions by percentage: C:3.4-3.6%, Si:1.6-1.8%, Mn:0.5-0.7%, P:0.05-0.15%, S:0.04-0.06%, Cr:0.05-0.15%, nucleating agent: 0.8%, all the other are Fe, above-mentioned batching is put into medium-frequency induction furnace and carries out melting, and molten iron tapping temperature is 1400-1480 DEG C;
(3), casting: open liquid filling machine, make it turn clockwise, add coating and make its thickness of coating layer be 0.8-1.2mm, afterwards molten iron is poured in liquid filling machine, by molten iron casting complete within 5-15 second;
(4), cooling: molten iron pours rear 5-10 and to discharge water second cooling, when temperature is down to 900 °, stops discharging water;
(5), depanning:
(6), clear up.
2. the castmethod of a kind of cylinder sleeve of engine according to claim 1, is characterized in that: described Fe prepares burden by following composition percentage composition: the pig iron 30%, scrap steel 20%, waste iron filing 50%.
3. the castmethod of a kind of cylinder sleeve of engine according to claim 2, is characterized in that: described waste iron filing adopts the iron filings produced in cylinder sleeve later stage process of manufacture.
4. the castmethod of a kind of cylinder sleeve of engine according to claim 1, is characterized in that: described nucleating agent is rare-earth silicon alloy nucleating agent.
5. the castmethod of a kind of cylinder sleeve of engine according to claim 1, is characterized in that: described food filter aid is super-cell.
6. the castmethod of a kind of cylinder sleeve of engine according to claim 1, is characterized in that: the order number of described silica powder is 320 orders.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779694.8A CN105238992A (en) | 2015-11-13 | 2015-11-13 | Casting method for engine cylinder sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510779694.8A CN105238992A (en) | 2015-11-13 | 2015-11-13 | Casting method for engine cylinder sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105238992A true CN105238992A (en) | 2016-01-13 |
Family
ID=55036810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510779694.8A Pending CN105238992A (en) | 2015-11-13 | 2015-11-13 | Casting method for engine cylinder sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105238992A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555232A (en) * | 2018-06-13 | 2018-09-21 | 中原内配集团安徽有限责任公司 | A kind of centrifugal casting coating for cylinder sleeve of engine |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064425A (en) * | 1992-02-03 | 1992-09-16 | 大连机车车辆工厂配件分厂 | Alloy cast iron cylinder jacke centre spinning method and equipment |
| CN1493414A (en) * | 2002-10-28 | 2004-05-05 | 王玉和 | Method of casting loading machine large speed changing box body using vanishing mould |
| CN1493781A (en) * | 2002-10-29 | 2004-05-05 | 河南省中原内配股份有限公司 | Manufacturing method of cast acicular constiteont alloy ash cast iron cylinder jacket |
| CN101117923A (en) * | 2007-09-10 | 2008-02-06 | 河南省中原内配股份有限公司 | Multi-component alloy as-cast bainite gray cast iron cylinder jacket |
| CN101121990A (en) * | 2007-09-20 | 2008-02-13 | 河南省中原内配股份有限公司 | Quasi-as-cast bainite gray cast iron cylinder jacket and preparation method thereof |
| CN102049468A (en) * | 2009-10-28 | 2011-05-11 | 望城县湖动铸业机械有限公司 | Process for casting large-sized loader gear box body by using lost foam |
| CN104595050A (en) * | 2014-12-30 | 2015-05-06 | 河南省中原内配股份有限公司 | Light-weight engine cylinder sleeve of passenger vehicle and production method of light-weight engine cylinder sleeve |
-
2015
- 2015-11-13 CN CN201510779694.8A patent/CN105238992A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1064425A (en) * | 1992-02-03 | 1992-09-16 | 大连机车车辆工厂配件分厂 | Alloy cast iron cylinder jacke centre spinning method and equipment |
| CN1493414A (en) * | 2002-10-28 | 2004-05-05 | 王玉和 | Method of casting loading machine large speed changing box body using vanishing mould |
| CN1493781A (en) * | 2002-10-29 | 2004-05-05 | 河南省中原内配股份有限公司 | Manufacturing method of cast acicular constiteont alloy ash cast iron cylinder jacket |
| CN101117923A (en) * | 2007-09-10 | 2008-02-06 | 河南省中原内配股份有限公司 | Multi-component alloy as-cast bainite gray cast iron cylinder jacket |
| CN101121990A (en) * | 2007-09-20 | 2008-02-13 | 河南省中原内配股份有限公司 | Quasi-as-cast bainite gray cast iron cylinder jacket and preparation method thereof |
| CN102049468A (en) * | 2009-10-28 | 2011-05-11 | 望城县湖动铸业机械有限公司 | Process for casting large-sized loader gear box body by using lost foam |
| CN104595050A (en) * | 2014-12-30 | 2015-05-06 | 河南省中原内配股份有限公司 | Light-weight engine cylinder sleeve of passenger vehicle and production method of light-weight engine cylinder sleeve |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108555232A (en) * | 2018-06-13 | 2018-09-21 | 中原内配集团安徽有限责任公司 | A kind of centrifugal casting coating for cylinder sleeve of engine |
| CN108555232B (en) * | 2018-06-13 | 2019-11-15 | 中原内配集团安徽有限责任公司 | A kind of centrifugal casting coating for cylinder sleeve of engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104233020B (en) | The purifying method of high-power radiator aluminium alloy and melt thereof | |
| CN101255524A (en) | Method for producing nodular graphite cast iron | |
| CN101607306B (en) | Electroslag smelting casting method of fixed blades of water turbine | |
| CN103898398B (en) | Vehicle turbine shell and the high silicon molybdenum chrome ferritic heat-proof nodular cast iron of vapor pipe | |
| CN103449828A (en) | Repairing mass based on used magnesia carbon refractory and preparation method of repairing mass | |
| CN101135021B (en) | Aluminium magnesium ferroalloy for molten steel deoxidization desulfuration and alloying and preparation method thereof | |
| CN105234366A (en) | Manufacture technology for engine cylinder sleeve with burry surface | |
| CN102632349B (en) | Automatic submerged arc welding flux and preparation method thereof | |
| CN103468856A (en) | Method for steel molybdenum alloying | |
| CN105238992A (en) | Casting method for engine cylinder sleeve | |
| CN102584281A (en) | Hydration-resistant hot-state mending material for steelmaking converter and preparation method thereof | |
| CN105401063A (en) | As-cast malleable cast iron cylinder sleeve produced through centrifugal casting and production process of as-cast malleable cast iron cylinder sleeve | |
| CN102776433A (en) | Reinforced composite post inoculation technology for short-flow smelting | |
| CN105463516A (en) | Lead alloy anode plate production method | |
| CN105154699A (en) | Preparation method of high temperature-resistant aluminium alloy material | |
| CN105087866B (en) | Dephosphorization method for molten steel smelted by medium-frequency induction furnace | |
| CN104313362A (en) | Microwave aluminothermic reduction method of metal chromium | |
| CN102876832A (en) | Process for performing converter alloying vanadium increase by sheeted V2O5 | |
| CN102382938A (en) | Ferrous waste smelting process by utilizing natural gas for preheating | |
| CN106702084A (en) | Method for reducing power consumption of LF (ladle furnace) | |
| CN105401061A (en) | Material of engine cylinder sleeve | |
| CN105648245A (en) | Functional and efficient composite mother alloy of hub raw materials and preparation and use methods thereof | |
| CN102978329B (en) | Composite slagging agent for converter | |
| CN103031471B (en) | Method for preventing aluminum manganese ferrum composite deoxidized alloy from being pulverized and adhered to furnace | |
| CN105525114A (en) | Method for optimizing Zl301 alloy by adding mixed rare earth |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160113 |