CN103668037B - The aluminium-plated processing technology of a kind of cylinder jacket cylindrical - Google Patents
The aluminium-plated processing technology of a kind of cylinder jacket cylindrical Download PDFInfo
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- CN103668037B CN103668037B CN201310417079.3A CN201310417079A CN103668037B CN 103668037 B CN103668037 B CN 103668037B CN 201310417079 A CN201310417079 A CN 201310417079A CN 103668037 B CN103668037 B CN 103668037B
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Abstract
The invention discloses the aluminium-plated processing technology of a kind of cylinder jacket cylindrical, comprise the steps: hot aluminium-plated front surface processing, after surface treatment completes, carry out hot aluminium-plated processing, adopt oxy-acetylene flame as thermal source, sprayed on material is selected aluminium wire, and when aluminium-plated, the spray angle of spray gun and cylinder jacket is 450~900; The spray distance of spray gun and tank inner surface should be 120 ~ 150mm, and ultimate range must not exceed 200mm; Spray gun translational speed should be 300 ~ 400mm/s; The wire feed rate of aluminium wire is 2 ~ 2.2m/min; In aluminium-plated process, every layer of sprayed-on Al layer thickness is not less than 0.03mm; After aluminium-plated completing, gross thickness is not less than 0.1mm. Technological design of the present invention is new reasonable, and aluminium-plated film on cylinder jacket outer wall ensures in aluminum cylinder press casting procedure, the aluminium-plated film of cylinder jacket outer surface and aluminium liquid are closely linked, the cylinder jacket making and cylinder body adhesion are stronger, and cylinder liner deformation is less, and cylinder jacket design also becomes thinner.
Description
Technical field:
The present invention relates to passenger car or universal machine aluminum cylinder engine (internal combustion engine) cylinder sleeve accessory, relate in particular toThe aluminium-plated processing technology of a kind of cylinder jacket cylindrical.
Background technology:
In order to reduce automobile fuel consumption and to reduce exhaust emissions, all-aluminium engine arises at the historic moment, and is that America and Europe starts mechanismMake the new product that enterprise developed in recent years, domestic at the early-stage, be the developing direction of light car engine.
Due to aluminium and the direct coefficient of friction of aluminium more much higher than the coefficient of friction between aluminium and cast iron, the most main at presentStream solution is in aluminum cylinder, to inlay cast iron cylinder cover, and Cast iron liner is that aluminium engine is realized low emission, low oilConsumption core, how making cast iron cylinder cover and aluminum cylinder combine closely is successfully to develop all-aluminium engine and production domesticizationOne of key technology.
Summary of the invention:
In order to make up prior art problem, the object of this invention is to provide the aluminium-plated processing work of a kind of cylinder jacket cylindricalSkill, in aluminum cylinder press casting procedure, the aluminium-plated film of cylinder jacket outer surface and aluminium liquid are closely linked, and make gasCylinder sleeve and cylinder body adhesion are stronger, and cylinder liner deformation is less.
Technical scheme of the present invention is as follows:
The aluminium-plated processing technology of cylinder jacket cylindrical, is characterized in that comprising the steps:
1) hot aluminium-plated front surface processing:
A, derusting by sandblasting: adopt copper ore to carry out derusting by sandblasting to metal surface processing cylinder jacket, except rust jointFruit should reach the requirement of national regulation Sa3 level, and compressed air just can enter after oil water separator, surge tankEnter spray gun chamber, compressed air pressure is not less than 0.5Mpa;
B, dust removal process: after derusting by sandblasting, adopt dust catcher to carry out dust removal process to metal covering;
2) hot aluminium-plated processing:
A, employing oxy-acetylene flame are as thermal source, and sprayed on material is selected aluminium wire, when aluminium-plated, spray gun and cylinder jacketSpray angle is 45 °～90 °;
The spray distance of b, spray gun and tank inner surface should be 120～150mm, and ultimate range must not exceed 200mm;Spray gun translational speed should be 300～400mm/s, evenly moves;
The wire feed rate of c, aluminium wire is 2～2.2m/min, to ensure that aluminium wire can fully melt;
In d, aluminium-plated process, every layer of sprayed-on Al layer thickness should be even, and every layer of sprayed-on Al layer thickness is not less than 0.03mm, frontOne deck and later layer must be carried out 90 ° or 45 ° and be intersected spraying;
After e, aluminium-plated completing, gross thickness is not less than 0.1mm, and sprayed-on Al layer has 2～5 layers;
F, should prevent that surface of the work from having the phenomenon such as hot-spot or coating sunburner when aluminium-plated, in aluminium-plated process,Not handy hand is stroked the surface being sprayed.
The described aluminium-plated processing technology of cylinder jacket cylindrical, is characterized in that comprising the steps: 1) heat aluminium-plated beforeSurface treatment:
A, derusting by sandblasting: adopt copper ore to carry out derusting by sandblasting to metal surface processing cylinder jacket, except rust jointFruit should reach the requirement of national regulation Sa3 level, and compressed air just can enter after oil water separator, surge tankEnter spray gun chamber, compressed air pressure is not less than 0.6Mpa;
B, dust removal process: after derusting by sandblasting, adopt dust catcher to carry out dust removal process to metal covering;
2) hot aluminium-plated processing:
A, employing oxy-acetylene flame are as thermal source, and sprayed on material is selected aluminium wire, when aluminium-plated, spray gun and cylinder jacketSpray angle is 60 °～90 °;
The spray distance of b, spray gun and tank inner surface should be 130～140mm, and ultimate range must not exceed 180mm;Spray gun translational speed should be 330～360mm/s, evenly moves;
The wire feed rate of c, aluminium wire is 2.1～2.15m/min, to ensure that aluminium wire can fully melt;
In d, aluminium-plated process, every layer of sprayed-on Al layer thickness should be even, and every layer of sprayed-on Al layer thickness is not less than 0.03mm, frontOne deck and later layer must be carried out 90 ° or 45 ° and be intersected spraying;
After e, aluminium-plated completing, gross thickness is not less than 0.12mm, and sprayed-on Al layer has 2～3 layers;
F, should prevent that surface of the work from having the phenomenon such as hot-spot or coating sunburner when aluminium-plated, in aluminium-plated process,Not handy hand is stroked the surface being sprayed.
Advantage of the present invention is:
Technological design of the present invention is new reasonable, and aluminium-plated film on cylinder jacket outer wall ensures aluminum cylinder press casting procedureIn, the aluminium-plated film of cylinder jacket outer surface and aluminium liquid are closely linked, and the cylinder jacket making and cylinder body adhesion are moreBy force, cylinder liner deformation is less, and cylinder jacket design also becomes thinner.
Detailed description of the invention:
The aluminium-plated processing technology of cylinder jacket cylindrical, comprises the steps:
1) hot aluminium-plated front surface processing:
A, derusting by sandblasting: adopt copper ore to carry out derusting by sandblasting to metal surface processing cylinder jacket, except rust jointFruit should reach the requirement of national regulation Sa3 level, and compressed air just can enter after oil water separator, surge tankEnter spray gun chamber, compressed air pressure is not less than 0.5Mpa;
B, dust removal process: after derusting by sandblasting, adopt dust catcher to carry out dust removal process to metal covering;
2) hot aluminium-plated processing:
A, employing oxy-acetylene flame are as thermal source, and sprayed on material is selected aluminium wire, when aluminium-plated, spray gun and cylinder jacketSpray angle is 45 °～90 °;
The spray distance of b, spray gun and tank inner surface should be 120～150mm, and ultimate range must not exceed 200mm;Spray gun translational speed should be 300～400mm/s, evenly moves;
The wire feed rate of c, aluminium wire is 2～2.2m/min, to ensure that aluminium wire can fully melt;
In d, aluminium-plated process, every layer of sprayed-on Al layer thickness should be even, and every layer of sprayed-on Al layer thickness is not less than 0.03mm, frontOne deck and later layer must be carried out 90 ° or 45 ° and be intersected spraying;
After e, aluminium-plated completing, gross thickness is not less than 0.1mm, and sprayed-on Al layer has 2～5 layers;
F, should prevent that surface of the work from having the phenomenon such as hot-spot or coating sunburner when aluminium-plated, in aluminium-plated process,Not handy hand is stroked the surface being sprayed.
The aluminium-plated processing technology of cylinder jacket cylindrical, comprises the steps:
1) hot aluminium-plated front surface processing:
A, derusting by sandblasting: adopt copper ore to carry out derusting by sandblasting to metal surface processing cylinder jacket, except rust jointFruit should reach the requirement of national regulation Sa3 level, and compressed air just can enter after oil water separator, surge tankEnter spray gun chamber, compressed air pressure is not less than 0.6Mpa;
B, dust removal process: after derusting by sandblasting, adopt dust catcher to carry out dust removal process to metal covering;
2) hot aluminium-plated processing:
A, employing oxy-acetylene flame are as thermal source, and sprayed on material is selected aluminium wire, when aluminium-plated, spray gun and cylinder jacketSpray angle is 60 °～90 °;
The spray distance of b, spray gun and tank inner surface should be 130～140mm, and ultimate range must not exceed 180mm;Spray gun translational speed should be 330～360mm/s, evenly moves;
The wire feed rate of c, aluminium wire is 2.1～2.15m/min, to ensure that aluminium wire can fully melt;
In d, aluminium-plated process, every layer of sprayed-on Al layer thickness should be even, and every layer of sprayed-on Al layer thickness is not less than 0.03mm, frontOne deck and later layer must be carried out 90 ° or 45 ° and be intersected spraying;
After e, aluminium-plated completing, gross thickness is not less than 0.12mm, and sprayed-on Al layer has 2～3 layers;
F, should prevent that surface of the work from having the phenomenon such as hot-spot or coating sunburner when aluminium-plated, in aluminium-plated process,Not handy hand is stroked the surface being sprayed.
Claims (2)
1. the aluminium-plated processing technology of cylinder jacket cylindrical, is characterized in that comprising the steps:
1) hot aluminium-plated front surface processing:
A, derusting by sandblasting: adopt copper ore to carry out derusting by sandblasting to metal surface processing cylinder jacket, rust cleaning result should reach the requirement of national regulation Sa3 level, compressed air just can enter spray gun chamber after oil water separator, surge tank, and compressed air pressure is not less than 0.5MPa;
B, dust removal process: after derusting by sandblasting, adopt dust catcher to carry out dust removal process to metal covering;
2) hot aluminium-plated processing:
A, employing oxy-acetylene flame are as thermal source, and sprayed on material is selected aluminium wire, and when aluminium-plated, the spray angle of spray gun and cylinder jacket is 45 ° ~ 90 °;
The spray distance of b, spray gun and tank inner surface should be 120 ~ 150mm, and ultimate range must not exceed 200mm; Spray gun translational speed should be 300 ~ 400mm/s, evenly moves;
The wire feed rate of c, aluminium wire is 2 ~ 2.2m/min, to ensure that aluminium wire can fully melt;
In d, aluminium-plated process, every layer of sprayed-on Al layer thickness should be even, and every layer of sprayed-on Al layer thickness is not less than 0.03mm, and front one deck and later layer must be carried out 90 ° or 45 ° and be intersected spraying;
After e, aluminium-plated completing, gross thickness is not less than 0.1mm, and sprayed-on Al layer has 2 ~ 5 layers;
F, should prevent that surface of the work from having hot-spot or coating sunburner phenomenon when aluminium-plated, in aluminium-plated process, not handy hand is stroked the surface being sprayed.
2. the aluminium-plated processing technology of cylinder jacket cylindrical according to claim 1, is characterized in that comprising the steps:
1) hot aluminium-plated front surface processing:
A, derusting by sandblasting: adopt copper ore to carry out derusting by sandblasting to metal surface processing cylinder jacket, rust cleaning result should reach the requirement of national regulation Sa3 level, compressed air just can enter spray gun chamber after oil water separator, surge tank, and compressed air pressure is not less than 0.6MPa;
B, dust removal process: after derusting by sandblasting, adopt dust catcher to carry out dust removal process to metal covering;
2) hot aluminium-plated processing:
A, employing oxy-acetylene flame are as thermal source, and sprayed on material is selected aluminium wire, and when aluminium-plated, the spray angle of spray gun and cylinder jacket is 60 ° ~ 90 °;
The spray distance of b, spray gun and tank inner surface should be 130 ~ 140mm, and ultimate range must not exceed 180mm; Spray gun translational speed should be 330 ~ 360mm/s, evenly moves;
The wire feed rate of c, aluminium wire is 2.1 ~ 2.15m/min, to ensure that aluminium wire can fully melt;
In d, aluminium-plated process, every layer of sprayed-on Al layer thickness should be even, and every layer of sprayed-on Al layer thickness is not less than 0.03mm, and front one deck and later layer must be carried out 90 ° or 45 ° and be intersected spraying;
After e, aluminium-plated completing, gross thickness is not less than 0.12mm, and sprayed-on Al layer has 2 ~ 3 layers;
F, should prevent that surface of the work from having hot-spot or coating sunburner phenomenon when aluminium-plated, in aluminium-plated process, not handy hand is stroked the surface being sprayed.
Priority Applications (1)
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| CN201310417079.3A CN103668037B (en) | 2013-09-13 | 2013-09-13 | The aluminium-plated processing technology of a kind of cylinder jacket cylindrical |
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| CN201310417079.3A CN103668037B (en) | 2013-09-13 | 2013-09-13 | The aluminium-plated processing technology of a kind of cylinder jacket cylindrical |
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| CN103668037A CN103668037A (en) | 2014-03-26 |
| CN103668037B true CN103668037B (en) | 2016-05-18 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105150109A (en) * | 2015-08-24 | 2015-12-16 | 安徽正和橡塑合金有限公司 | Polyurethane screen framework sand blasting process |
| CN106194378A (en) * | 2016-09-30 | 2016-12-07 | 长春超维科技产业有限责任公司 | A kind of Novel exhaust manifold heat shield and manufacture method thereof |
| CN107460377A (en) * | 2017-07-25 | 2017-12-12 | 中原内配集团安徽有限责任公司 | A kind of aluminum alloy cylinder sleeve and preparation method thereof |
| CN107639214B (en) * | 2017-07-25 | 2019-08-20 | 中原内配集团安徽有限责任公司 | A kind of aluminium-plated type cylinder sleeve of outer circle |
| CN107642427B (en) * | 2017-07-25 | 2020-04-24 | 中原内配集团安徽有限责任公司 | Aluminum cylinder sleeve with spiral groove structure and preparation method thereof |
| CN113601400A (en) * | 2021-07-08 | 2021-11-05 | 南京钢铁股份有限公司 | Pretreatment process and inspection method suitable for hot spraying aluminum on surface of steel plate |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1201841A (en) * | 1997-06-05 | 1998-12-16 | 江苏荣华电缆集团公司 | Manufacture of hot spray painted zinc (aluminum) unit as electric cable bridge support |
| CN1954090A (en) * | 2004-10-15 | 2007-04-25 | 日产自动车株式会社 | A thermal spraying preprocessing method and a cylinder block of an engine so preprocessed |
| CN101915308A (en) * | 2010-08-09 | 2010-12-15 | 河南省中原内配股份有限公司 | Novel spraying cylinder sleeve and production process thereof |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102011106564A1 (en) * | 2011-07-05 | 2013-01-10 | Mahle International Gmbh | Method for producing a cylinder surface and cylinder liner |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1201841A (en) * | 1997-06-05 | 1998-12-16 | 江苏荣华电缆集团公司 | Manufacture of hot spray painted zinc (aluminum) unit as electric cable bridge support |
| CN1954090A (en) * | 2004-10-15 | 2007-04-25 | 日产自动车株式会社 | A thermal spraying preprocessing method and a cylinder block of an engine so preprocessed |
| CN101915308A (en) * | 2010-08-09 | 2010-12-15 | 河南省中原内配股份有限公司 | Novel spraying cylinder sleeve and production process thereof |
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Address after: No. 8 Bao Avenue Metro Development Zone in Feidong County of Hefei City, Anhui province 231600 Patentee after: MCC REAL ESTATE CHONGQING CO., LTD. Address before: No. 8 Bao Avenue Metro Development Zone in Feidong County of Hefei City, Anhui province 231600 Patentee before: ANHUI HUIZHONG ENGINE PARTS CO., LTD. |