CN106401778B - A kind of use for diesel engine cylinder liner construction and preparation method thereof - Google Patents

A kind of use for diesel engine cylinder liner construction and preparation method thereof Download PDF

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Publication number
CN106401778B
CN106401778B CN201610821411.6A CN201610821411A CN106401778B CN 106401778 B CN106401778 B CN 106401778B CN 201610821411 A CN201610821411 A CN 201610821411A CN 106401778 B CN106401778 B CN 106401778B
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China
Prior art keywords
cylinder liner
diesel engine
transition zone
composition
engine cylinder
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CN106401778A (en
Inventor
张全中
郝勇刚
李旭东
刘长阵
王红丽
邓玉林
赵斌
张洁
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China North Engine Research Institute Tianjin
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China North Engine Research Institute Tianjin
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/004—Cylinder liners
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F1/00—Cylinders; Cylinder heads 
    • F02F1/02—Cylinders; Cylinder heads  having cooling means
    • F02F1/10—Cylinders; Cylinder heads  having cooling means for liquid cooling
    • F02F1/14—Cylinders with means for directing, guiding or distributing liquid stream
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02F—CYLINDERS, PISTONS OR CASINGS, FOR COMBUSTION ENGINES; ARRANGEMENTS OF SEALINGS IN COMBUSTION ENGINES
    • F02F2200/00—Manufacturing
    • F02F2200/06—Casting

Abstract

The present invention provides a kind of use for diesel engine cylinder liner construction and preparation method thereof, including the inner cylinder liner, transition zone and outer cylinder sheath set gradually from inside to outside, the inner cylinder liner outer surface coating transition zone, after the inner cylinder liner, the transition zone and the outer cylinder sheath are combined together using casting technique, it is heat-treated；Chrome layer is set using electroplating technology to the inner surface of the inner cylinder liner.Use for diesel engine cylinder liner construction of the present invention, inner cylinder liner, transition zone and outer cylinder sheath are combined together using various material, both the matching of cylinder sleeve internal layer and piston ring had been ensured, the weight of cylinder jacket is reduced again, contribute for the loss of weight of complete machine, what is set is used to guide the deflector of current and reinforcement heat dissipation, improves the reliability and heat conductivity of assembling, enhances the rigidity of cylinder jacket.

Description

A kind of use for diesel engine cylinder liner construction and preparation method thereof
Technical field
The invention belongs to field of internal combustion engine, more particularly, to a kind of use for diesel engine cylinder liner construction and preparation method thereof.
Background technology
With the continuous lifting of fuel economy index, the only way which must be passed that internal combustion engine weight is internal combustion engine development is reduced, it is existing Light aluminum alloy material, in certain diesel engine, gas are used in many internal combustion engines in body members such as cylinder head, bodies Cylinder sleeve is not only to form the important component of combustion chamber, while has scavenging mouth structure thereon, usually selects structural alloy steel or casting Iron construction.
The content of the invention
In view of this, the present invention is directed to propose a kind of use for diesel engine cylinder liner construction and preparation method thereof, to solve alloy Structural steel or cast iron cylinder cover weight are larger, are not suitable with the light-weighted design objective of internal combustion engine.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
A kind of use for diesel engine cylinder liner construction and preparation method thereof, including set gradually from inside to outside inner cylinder liner, transition Layer and outer cylinder sheath, set shallow trench, the material composition of the transition zone on the surface that the inner cylinder liner is bonded with the transition zone Gradually change, the outer surface of the outer cylinder sheath sets deflector.
Further, several composition layers are divided into inside the transition zone, the thickness range of each composition layer is 0.05mm-0.2mm, the composition of each composition layer are changing into linear rule distribution, and the transition zone is socketed with the inner casing The chemical composition of contacting surface is ZL110, consistent with the composition of the outer cylinder sheath with the composition of the outer cylinder sheath contact surface.
Further, the inner surface side of the inner cylinder liner sets chrome layer, and the thickness range of the chrome layer is 0.05mm, Hardness range is more than 750HV.
Further, the material of the inner cylinder liner is structural alloy steel 40Cr.
Further, the outer surface roughness scope of the inner cylinder liner is≤Ra12.5 μm.
Further, the outer cylinder sheath selects the aluminum alloy materials consistent with organism material.
Further, helically structure, its cross section are trapezoidal to the deflector.
Relative to the prior art, use for diesel engine cylinder liner construction of the present invention has the advantage that：
(1) use for diesel engine cylinder liner construction of the present invention, inner cylinder liner, transition zone and outer cylinder sheath are melted using various material It is integrated, has not only ensured the matching of cylinder sleeve internal layer and piston ring, but also reduce the weight of cylinder jacket, tribute is made for the loss of weight of complete machine Offer.
(2) use for diesel engine cylinder liner construction of the present invention, the deflector of setting helically structure, for guiding current Radiate with reinforcement, improve the reliability and heat conductivity of assembling；Its cross section is trapezoidal, enhances the rigidity of cylinder jacket.
The another object of the invention is to propose a kind of production method of use for diesel engine cylinder liner construction, to provide one The method that the different piece of cylinder jacket is realized lightweight combination by kind.
To reach above-mentioned purpose, what the technical solution of the invention was realized in：
A kind of production method of use for diesel engine cylinder liner construction, including：
Step 1：By transition zone described in the coating of the inner cylinder liner outer surface；
Step 2：After the inner cylinder liner, the transition zone and the outer cylinder sheath are combined together using casting technique, into Row heat treatment；
Step 3：Chrome layer is set using electroplating technology to the inner surface of the inner cylinder liner.
Relative to the prior art, the production method of the use for diesel engine cylinder liner construction described in the invention is with following excellent Gesture：
(1) production method of the use for diesel engine cylinder liner construction described in the invention, by inner cylinder liner outer surface coating material The transition zone of matter gradual change, can make the deformation of cylinder jacket ectonexine mutually coordinated, avoid cracking at binding face, ensure material Bonding strength is not easily to fall off, improves reliability.
Brief description of the drawings
The attached drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention Apply example and its explanation is used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the use for diesel engine cylinder liner construction schematic diagram described in the embodiment of the present invention.
Description of reference numerals：
1- inner cylinder liners；11- shallow trench；2- transition zones；3- outer cylinder sheaths；31- deflectors；4- chrome layers.
Embodiment
It should be noted that in the case where there is no conflict, the feature in embodiment and embodiment in the present invention can phase Mutually combination.
In the description of the present invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ", The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than instruction or dark Show that the device of meaning or element there must be specific orientation, with specific azimuth configuration and operation, thus it is it is not intended that right The limitation of the present invention.In addition, term " first ", " second " etc. are only used for description purpose, and it is not intended that instruction or hint phase To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can To express or implicitly include one or more this feature.In the description of the present invention, unless otherwise indicated, " multiple " It is meant that two or more.
In the description of the present invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can To be mechanical connection or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary, Ke Yishi Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition Concrete meaning in the present invention.
Below with reference to the accompanying drawings and the present invention will be described in detail in conjunction with the embodiments.
A kind of use for diesel engine cylinder liner construction and preparation method thereof, as shown in Figure 1, in including setting gradually from inside to outside Cylinder sleeve 1, transition zone 2 and outer cylinder sheath 3, shallow trench 11 is set on the surface that the inner cylinder liner 1 is bonded with the transition zone 2, described The material composition of transition zone 2 gradually changes, and the outer surface of the outer cylinder sheath 3 sets deflector 31.
It is divided into 10 composition layers inside the transition zone 2, the thickness range of each composition layer is 0.05mm-0.2mm, The composition of each composition layer is changing into linear rule distribution, the chemistry of the transition zone 2 and 1 contact surface of inner cylinder liner into It is divided into ZL110, it is consistent with the composition of the outer cylinder sheath 3 with the composition of 3 contact surface of outer cylinder sheath, it can so make in cylinder jacket The deformation of outer layer is mutually coordinated, avoids cracking at binding face, ensures that material bonding strength is not easily to fall off, improves reliable Property.
The inner surface side of the inner cylinder liner 1 sets chrome layer 4, and the thickness of the chrome layer 4 is 0.05mm, and hardness range is More than 750HV, the material of the inner cylinder liner 1 is structural alloy steel 40Cr, when can so prevent high temperature cylinder jacket and body it Between gap increase, cause the leakage of coolant.
The outer surface roughness scope of the inner cylinder liner 1 is≤Ra12.5 μm.
The outer cylinder sheath 3 selects the aluminum alloy materials consistent with organism material, can so ensure gap between the two Keep constant, do not vary with temperature and change, reduce coolant disclosure risk.
The deflector 31 helically structure, for guiding current and strengthening radiating, improves the reliability and heat of assembling Conductibility；Its cross section is trapezoidal, enhances the rigidity of cylinder jacket.
A kind of production method of use for diesel engine cylinder liner construction is：
Step 1：Using structural alloy steel 40Cr steel pipes, structure size is processed according to inner cylinder liner, on its outer surface The shallow trench 11 in irregular shape at processing, and require its surface roughness to have lower grade, then outer surface coating again A layer thickness is the transition zone 2 of 1mm, by transition zone 2 described in the 1 outer surface coating of inner cylinder liner；
Step 2：The inner cylinder liner 1, the transition zone 2 and the outer cylinder sheath 3 are combined together using casting technique Afterwards, it is heat-treated；
Step 3：Chrome layer 4 is set using electroplating technology to the inner surface of the inner cylinder liner 1.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention With within principle, any modification, equivalent replacement, improvement and so on, should all be included in the protection scope of the present invention god.

Claims (7)

  1. A kind of 1. production method of use for diesel engine cylinder liner construction, it is characterised in that：Including the inner casing set gradually from inside to outside (1), transition zone (2) and outer cylinder sheath (3) are covered,
    Making step is as follows：
    Step 1：Transition zone (2), the material composition of the transition zone (2) described in the coating of the inner cylinder liner (1) outer surface is gradual Change；
    Step 2：The inner cylinder liner (1), the transition zone (2) and the outer cylinder sheath (3) are combined together using casting technique Afterwards, it is heat-treated, shallow trench (11), the outer shell is set on the surface that the inner cylinder liner (1) is bonded with the transition zone (2) The outer surface for covering (3) sets deflector (31)；
    Step 3：Chrome layer (4) is set using electroplating technology to the inner surface of the inner cylinder liner (1).
  2. A kind of 2. production method of use for diesel engine cylinder liner construction according to claim 1, it is characterised in that：The transition It is divided into several composition layers inside layer (2), the thickness range of each composition layer is 0.05mm-0.2mm, each composition The composition of layer is changing into linear rule distribution, and the transition zone (2) and the chemical composition of the inner cylinder liner (1) contact surface are ZL110, it is consistent with the composition of the outer cylinder sheath (3) with the composition of the outer cylinder sheath (3) contact surface.
  3. A kind of 3. production method of use for diesel engine cylinder liner construction according to claim 1, it is characterised in that：The inner casing The inner surface side for covering (1) sets chrome layer (4), and the thickness range of the chrome layer (4) be 0.05mm, hardness range for more than 750HV。
  4. A kind of 4. production method of use for diesel engine cylinder liner construction according to claim 1, it is characterised in that：The inner casing The material for covering (1) is structural alloy steel 40Cr.
  5. A kind of 5. production method of use for diesel engine cylinder liner construction according to claim 1, it is characterised in that：The inner casing The outer surface roughness scope for covering (1) is≤Ra12.5 μm.
  6. A kind of 6. production method of use for diesel engine cylinder liner construction according to claim 1, it is characterised in that：The outer shell Cover (3) and select the aluminum alloy materials consistent with organism material.
  7. A kind of 7. production method of use for diesel engine cylinder liner construction according to claim 1, it is characterised in that：The water conservancy diversion Helically structure, its cross section are trapezoidal to plate (31).
CN201610821411.6A 2016-09-13 2016-09-13 A kind of use for diesel engine cylinder liner construction and preparation method thereof Active CN106401778B (en)

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108999714B (en) * 2018-08-10 2021-05-28 重庆理工大学 High-performance cylinder sleeve assembly and manufacturing method thereof
CN110080876B (en) * 2019-04-30 2020-06-23 宁波大学 Machining method of wear-resistant cylinder body of triangular rotor engine
CN112628007A (en) * 2020-12-21 2021-04-09 中国北方发动机研究所(天津) Multi-lamination heat insulation material cylinder sleeve structure

Citations (6)

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Publication number Priority date Publication date Assignee Title
US5829405A (en) * 1996-02-17 1998-11-03 Ae Goetze Gmbh Engine cylinder liner and method of making the same
CN101338704A (en) * 2008-08-27 2009-01-07 重庆大学 Inner layer granule reinforced cylinder sleeve and method of manufacture
CN102476178A (en) * 2010-11-23 2012-05-30 黄建民 Cylinder liner pouring method and cylinder liner
CN104942262A (en) * 2015-07-10 2015-09-30 武汉科技大学 Functional gradient die-casting die and manufacturing process thereof
CN105604721A (en) * 2015-12-29 2016-05-25 天津市瑞普天晟汽车零部件制造有限公司 Engine cylinder structure for automobile
CN106392493A (en) * 2016-11-23 2017-02-15 重庆帆玛机车制造有限公司 Manufacturing technology for motorcycle engine cylinder sleeve

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Publication number Priority date Publication date Assignee Title
JPH0235021B2 (en) * 1982-07-31 1990-08-08 Kubota Ltd FUKUGOSHIRINDAARAINAA
JP2857568B2 (en) * 1993-05-21 1999-02-17 株式会社クボタ Composite cylinder liner

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5829405A (en) * 1996-02-17 1998-11-03 Ae Goetze Gmbh Engine cylinder liner and method of making the same
CN101338704A (en) * 2008-08-27 2009-01-07 重庆大学 Inner layer granule reinforced cylinder sleeve and method of manufacture
CN102476178A (en) * 2010-11-23 2012-05-30 黄建民 Cylinder liner pouring method and cylinder liner
CN104942262A (en) * 2015-07-10 2015-09-30 武汉科技大学 Functional gradient die-casting die and manufacturing process thereof
CN105604721A (en) * 2015-12-29 2016-05-25 天津市瑞普天晟汽车零部件制造有限公司 Engine cylinder structure for automobile
CN106392493A (en) * 2016-11-23 2017-02-15 重庆帆玛机车制造有限公司 Manufacturing technology for motorcycle engine cylinder sleeve

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