CN201162580Y - Internal combustion engine cylinder cover cast in aluminum alloy cylinder block - Google Patents
Internal combustion engine cylinder cover cast in aluminum alloy cylinder block Download PDFInfo
- Publication number
- CN201162580Y CN201162580Y CNU2008200069261U CN200820006926U CN201162580Y CN 201162580 Y CN201162580 Y CN 201162580Y CN U2008200069261 U CNU2008200069261 U CN U2008200069261U CN 200820006926 U CN200820006926 U CN 200820006926U CN 201162580 Y CN201162580 Y CN 201162580Y
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- Prior art keywords
- cylinder
- aluminum alloy
- cylinder liner
- cast
- liner
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- Expired - Lifetime
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- Cylinder Crankcases Of Internal Combustion Engines (AREA)
Abstract
The utility model discloses an internal combustion engine cylinder sleeve casted into an aluminium alloy cylinder body. A plurality of grooves with special shape are arranged outside the cylinder sleeve, the outer surface of which is processed for surface aluminium electroplating treatment or surface aluminizing treatment, thereby improving the bonding force of the cylinder sleeve and the aluminium alloy cylinder body. The inner surface of the cylinder sleeve is processed for surface treatment by a nanometer brush plating technology, thereby greatly improving the wearing resistance of the cylinder sleeve. The internal combustion engine cylinder sleeve is fit for the cylinder sleeve of the automobile engine.
Description
Technical field
The utility model relates to the cylinder jacket of diesel engine field, more particularly, relates to a kind of cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel.
Background technique
Existing cylinder jacket of diesel engine generally adopts the cast iron manufacturing.In recent decades, many motor car engines, especially automobile gasoline machine adopt a kind of cylinder liner that is cast in advance in the Aluminum Alloy Cylinder Barrel usually, again cylinder cover inner hole are carried out fine finishing after the casting.This cylinder jacket of diesel engine is called " aluminium containing cylinder liner " again.The outer surface of this cylinder liner need be taked machined grooves or deliberately make technical measures such as burr, so that improve the coating performance of cylinder liner and Aluminum Alloy Cylinder Barrel.Model utility ZL02279789.0 " cylinder liner of the uniform burr of external diameter " for example.But cylinder liner in use for some time, because two kinds of material coefficient of thermal expansion coefficient differences cylinder liner and Aluminum Alloy Cylinder Barrel still can take place in conjunction with bad problem.The fault that cylinder liner comes off can take place when situation was serious.
The technology that is used to improve the wear resistance of cylinder liner in the prior art comprises internal surface chromium plating and porosity processing, surface carburization, surface high frequency quenching etc.Effect is still undesirable.The described diamond film cost of utility model patent ZL200620001865.0 " diamond film air cylinder sleeve of engine and piston ring " is too high, and inconvenience is promoted.The member of Chinese Academy of Engineering Xu Bin scholar new technology " nanometer brush coating technology " of the heading the list of signers to research and develop has been applied to the emergency maintenance of opportunity of combat and battlebus in recent years, can make wear extent be kept to original 1/7th.The required data such as key tool, equipment and preparation of nanoparticles of nanometer brush coating technology disclose on patent documentation successively.Model utility ZL99207827.X " a kind of high velocity arc spraying gun " for example; Application for a patent for invention prospectus 200410049452.5 " preparation of silver sulfide semiconductor nanoparticle ".But this new technology is not also used in the production of automobile cylinder liner.
The model utility content
Problem to be solved in the utility model provides a kind of cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel, its objective is the adhesive strength that improves cylinder liner and Aluminum Alloy Cylinder Barrel, improves the wear resistance of cylinder liner.
The technical solution adopted in the utility model is: a kind of cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel is provided, and its major character is: a. cylinder liner outer surface is processed with the groove of many special shapes, is used to strengthen the combination force of cylinder liner and Aluminum Alloy Cylinder Barrel; B. the cylinder liner outer surface is aluminized or the alitizing processing through surface electrical, so that improve the Adhesion force and the heat transfer efficiency of cylinder liner and Aluminum Alloy Cylinder Barrel; C. the internal surface of cylinder liner has adopted the nanometer brush coating technology that can improve wear resistance to carry out surface treatment.This cylinder liner adopts gray cast iron, alloy cast iron, vermicular cast iron, spheroidal graphite cast iron or steel manufacturing.In order to strengthen the combination force of cylinder liner and Aluminum Alloy Cylinder Barrel, can preferably make the shape of groove make the width dimensions A of the interior width dimensions B of groove in cylinder liner outer surface machined grooves greater than notch.For the very little motor of bore spacing design size, perhaps make the too small motor of wall thickness of two Aluminum Alloy Cylinder Barrels between the cylinder liner because expand cylinder, can be on the outer round surface of cylinder liner, surface Machining corresponding to the cylinder-bore line of centres position of cylinder block is become the plane, the control working depth makes cylinder block minimum wall thickness (MINI W.) between the cylinder liner be not less than the size of regulation.Can guarantee the intensity of Aluminum Alloy Cylinder Barrel like this.
The beneficial effects of the utility model are to improve the cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel and the adhesive strength of Aluminum Alloy Cylinder Barrel, improve the wear resistance of cylinder liner; Can prevent that cylinder liner and Aluminum Alloy Cylinder Barrel in conjunction with bad, break away from.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is a cross-sectional schematic of the present utility model.
Fig. 2 is a local amplification view of the present utility model.
Fig. 3 is the shape of the another kind of groove processed on the cylinder liner outer surface.
Fig. 4 represents the shaped position relation of the utility model and Aluminum Alloy Cylinder Barrel in a kind of multi-cylinder engine.
Number in the figure is: 1, cylinder liner, 2, Aluminum Alloy Cylinder Barrel.
Embodiment
Fig. 1 represents the cylinder jacket of diesel engine 1 that is cast in the Aluminum Alloy Cylinder Barrel provided by the utility model.Be processed with many grooves on the outer surface of cylinder liner 1 as Fig. 2 or special shape shown in Figure 3.These grooves can strengthen the combination force of cylinder liner and Aluminum Alloy Cylinder Barrel.The outer surface of cylinder liner 1 needs to aluminize or the alitizing processing through surface electrical before casting, so that improve the Adhesion force and the heat transfer efficiency of cylinder liner 1 and Aluminum Alloy Cylinder Barrel 2.Otherwise the molecule of two kinds of different materials is difficult to interpenetrate, good combination.In order to improve wear resistance, should carry out necessary surface treatment to the internal surface of cylinder liner.The nanometer brush coating technology that interior surface of cylinder liner adopts is to add one or more non-dissolubility nano particles in brush plating plating bath, make they in brush plating process with metal generation codeposition, thereby obtain to have the composite deposite of excellent wear-resisting property.Compare with traditional brush coating technology, the composite deposite of nanometer brush plating is organized finer and closely woven, and hardness, wear resistance and anti-contact fatigue property, resistance to high temperature are significantly increased.Adopt Lanzhou Inst. of Chemical Physics, Chinese Academy of Sciences in the method described in the patent of invention 200410049452.5, can prepare the nano particle of 10～20 microns of Mean particle diameters efficiently, at an easy rate, use for nanometer brush coating technology.
Fig. 2 and Fig. 3 are local amplification views of the present utility model, represent the shape of the groove of processing on the outer surface of two kinds of cylinder liner.Fig. 2 is a kind of semi-circular groove, can certainly be processed into rectangle, various difform grooves such as trapezoidal.Fig. 3 has represented another kind of special shape, it is characterized in that width dimensions B in the groove of groove is greater than the width dimensions A of notch.The similar dovetail groove of this groove, processing is difficulty relatively, but combination force is stronger.
Embodiment shown in Figure 4 represents in a kind of multi-cylinder engine, the shaped position of the utility model and Aluminum Alloy Cylinder Barrel relation.When the bore spacing of motor is small-sized, when perhaps making the wall thickness of two Aluminum Alloy Cylinder Barrels between the cylinder liner too small because need to expand cylinder, the measure that the utility model adopts is, on the outer round surface of cylinder liner, surface Machining corresponding to the cylinder-bore line of centres position of cylinder block is become the plane, for example control working depth and be not more than 0.5 millimeter, the width on plane is 10～15mm.Can make the cylinder block minimum wall thickness (MINI W.) between the cylinder liner be not less than 4～5mm after the processing, so that guarantee the intensity of Aluminum Alloy Cylinder Barrel 2.The utility model is suitable for the cylinder liner of motor car engine.
Claims (4)
1. cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel, it is characterized in that: a. cylinder liner outer surface is processed with the groove of many special shapes, is used to strengthen the combination force of cylinder liner and Aluminum Alloy Cylinder Barrel; B. the cylinder liner outer surface is aluminized or the alitizing processing through surface electrical, so that improve the Adhesion force and the heat transfer efficiency of cylinder liner and Aluminum Alloy Cylinder Barrel; C. the internal surface of cylinder liner has adopted the nanometer brush coating technology that can improve wear resistance to carry out surface treatment.
2. the cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel according to claim 1 is characterized in that wherein cylinder liner adopts gray cast iron, alloy cast iron, vermicular cast iron, spheroidal graphite cast iron or steel manufacturing.
3. the cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel according to claim 1 is characterized in that wherein the shape of the groove of cylinder liner outer surface processing is that groove insied width B is greater than width of rebate A.
4. the cylinder jacket of diesel engine that is cast into Aluminum Alloy Cylinder Barrel according to claim 1, it is characterized in that on the outer round surface of cylinder liner wherein, be processed into the plane in cylinder-bore line of centres position corresponding to cylinder block, the control working depth makes cylinder block minimum wall thickness (MINI W.) between the cylinder liner be not less than the size of regulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200069261U CN201162580Y (en) | 2008-02-03 | 2008-02-03 | Internal combustion engine cylinder cover cast in aluminum alloy cylinder block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200069261U CN201162580Y (en) | 2008-02-03 | 2008-02-03 | Internal combustion engine cylinder cover cast in aluminum alloy cylinder block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201162580Y true CN201162580Y (en) | 2008-12-10 |
Family
ID=40183518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200069261U Expired - Lifetime CN201162580Y (en) | 2008-02-03 | 2008-02-03 | Internal combustion engine cylinder cover cast in aluminum alloy cylinder block |
Country Status (1)
| Country | Link |
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| CN (1) | CN201162580Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104653323A (en) * | 2015-02-10 | 2015-05-27 | 河南省中原内配股份有限公司 | Car air cylinder sleeve and preparation method thereof |
| CN107002654A (en) * | 2014-12-10 | 2017-08-01 | 克诺尔商用车制动系统有限公司 | The housing of cylindrical insert with relative housing seal |
| CN107131069A (en) * | 2016-02-29 | 2017-09-05 | 福特全球技术公司 | The cylinder jacket of extruding |
| KR101909993B1 (en) * | 2016-12-05 | 2018-10-22 | 한국생산기술연구원 | Automotive engine cylinder block having good bonding strength and performance characteristics |
| CN108999714A (en) * | 2018-08-10 | 2018-12-14 | 重庆理工大学 | A kind of high-performance cylinder jacket component and manufacturing method |
| CN113685285A (en) * | 2021-08-26 | 2021-11-23 | 中原内配集团安徽有限责任公司 | Cast-in cylinder sleeve with middle milled hole |
| CN114850451A (en) * | 2022-05-24 | 2022-08-05 | 中国第一汽车股份有限公司 | Manufacturing method of cast aluminum engine, cast aluminum engine and cast iron cylinder sleeve |
-
2008
- 2008-02-03 CN CNU2008200069261U patent/CN201162580Y/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107002654A (en) * | 2014-12-10 | 2017-08-01 | 克诺尔商用车制动系统有限公司 | The housing of cylindrical insert with relative housing seal |
| US10746166B2 (en) | 2014-12-10 | 2020-08-18 | Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Housing having a cylindrical insert sealed against the housing |
| CN104653323A (en) * | 2015-02-10 | 2015-05-27 | 河南省中原内配股份有限公司 | Car air cylinder sleeve and preparation method thereof |
| CN107131069A (en) * | 2016-02-29 | 2017-09-05 | 福特全球技术公司 | The cylinder jacket of extruding |
| KR101909993B1 (en) * | 2016-12-05 | 2018-10-22 | 한국생산기술연구원 | Automotive engine cylinder block having good bonding strength and performance characteristics |
| CN108999714A (en) * | 2018-08-10 | 2018-12-14 | 重庆理工大学 | A kind of high-performance cylinder jacket component and manufacturing method |
| CN113685285A (en) * | 2021-08-26 | 2021-11-23 | 中原内配集团安徽有限责任公司 | Cast-in cylinder sleeve with middle milled hole |
| CN114850451A (en) * | 2022-05-24 | 2022-08-05 | 中国第一汽车股份有限公司 | Manufacturing method of cast aluminum engine, cast aluminum engine and cast iron cylinder sleeve |
| CN114850451B (en) * | 2022-05-24 | 2024-04-16 | 中国第一汽车股份有限公司 | Manufacturing method of cast aluminum engine, cast aluminum engine and cast iron cylinder sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CHINA FIRST AUTOMOBILE WORKS GROUP CORPORATION Free format text: FORMER OWNER: WUXI INST. OF OIL PUMP INJECTOR Effective date: 20120305 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 214063 WUXI, JIANGSU PROVINCE TO: 130011 CHANGCHUN, JILIN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120305 Address after: 130011 Changchun Province, West New Economic and Technological Development Zone, Dongfeng Street, No. 2259, No. Patentee after: China FAW Group Corporation Address before: 214063 Jiangsu city of Wuxi province Qian Rong Lu No. 15 Patentee before: Wuxi Inst. of Oil Pump Injector |
|
| CX01 | Expiry of patent term |
Granted publication date: 20081210 |
|
| CX01 | Expiry of patent term | ||
| DD01 | Delivery of document by public notice |
Addressee: China FAW Group Corporation Document name: Notification of Expiration of Patent Right Duration |
|
| DD01 | Delivery of document by public notice |