CN103437896B - Air cylinder device and manufacture method thereof - Google Patents
Air cylinder device and manufacture method thereof Download PDFInfo
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- CN103437896B CN103437896B CN201310333158.6A CN201310333158A CN103437896B CN 103437896 B CN103437896 B CN 103437896B CN 201310333158 A CN201310333158 A CN 201310333158A CN 103437896 B CN103437896 B CN 103437896B
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Abstract
A kind of air cylinder device manufacture method, comprising: the ceramic cylinder cover of the prefabricated vesicular structure of step (a); The internal surface that step (b) is overlapped at described ceramic cylinder sinters or formation of deposits wear-resistant alloy layer; The outside surface casting liquid aluminium liquid that step (c) is overlapped at described ceramic cylinder forms cylinder body. The embodiment of the present invention additionally provides a kind of cylinder unit manufactured according to above-mentioned air cylinder device manufacture method, comprising the wear-resistant alloy layer on the ceramic cylinder cover of vesicular structure, the internal surface of the cover that is formed in described ceramic cylinder and be formed in the cylinder body be made up of cast aluminium on the outside surface of described ceramic cylinder cover, the wear resistant alloy that the internal surface infiltration wherein overlapped from described ceramic cylinder is come in and the aluminium liquid that the outside surface infiltration overlapped from described ceramic cylinder is come in are interweaved in described ceramic cylinder overlaps. It is very thin that air cylinder device in the embodiment of the present invention can do, and can reduce engine shaft to size, be conducive to engine miniaturization, and manufacturing cost is lower.
Description
Technical field
The present invention relates to the air cylinder device of a kind of applicable motor car engine and manufacture method thereof.
Background technology
At present, engine for automobile generally adopts Aluminum Alloy Cylinder Barrel. In order to the wear resistance of cylinder sleeve can be ensured while reducing complete machine weight, it is typically employed in cylinder body and casts the cylinder liner construction being made of cast iron in advance. The form (as shown in Figure 2) that existing cylinder sleeve outside surface generally adopts mechanical workout to form groove 10 (as shown in Figure 1) or casting mushroom hangnail 20 ensures combining closely between cast iron cylinder cover and cast aluminium cylinder body, to prevent cylinder sleeve comes off from cylinder body. But, adopting the mode of mechanical workout groove to be wasted a large amount of metals, and it is not out of shape to ensure to add man-hour cylinder sleeve, it is very thick that cylinder sleeve to be done, and is unfavorable for lightweight and the miniaturization of engine; Adopting the cylinder sleeve of mushroom hangnail form owing to cannot pull out the problems such as mould, cannot adopt traditional casting technique, casting difficulty is relatively big, and cost is higher.
Summary of the invention
Technical problem to be solved by this invention is, it is provided that a kind of be easy to manufacture and the lower air cylinder device of manufacturing cost and manufacture method thereof.
The present invention realizes like this, it is provided that a kind of air cylinder device manufacture method, comprising:
The ceramic cylinder cover of the prefabricated vesicular structure of step (a);
The internal surface that step (b) is overlapped at described ceramic cylinder sinters or formation of deposits wear-resistant alloy layer;
The outside surface casting liquid aluminium liquid that step (c) is overlapped at described ceramic cylinder forms cylinder body.
Further, the internal surface sintering that described step (b) is overlapped at described ceramic cylinder by sintering forms described wear-resistant alloy layer.
Further, wear-resistant alloy layer described in the internal surface formation of deposits that described step (b) is overlapped at described ceramic cylinder by plating.
Further, in described step (b), some wear resistant alloy penetrates into the inner vesicular structure of described ceramic cylinder cover from the internal surface that described ceramic cylinder overlaps.
Further, described step (c) forms described cylinder body by casting in the outside surface casting of described ceramic cylinder cover.
Further, in described step (c), some aluminium liquid penetrates into the inner vesicular structure of described ceramic cylinder cover from the outside surface that described ceramic cylinder overlaps.
Further, described wear-resistant alloy layer is X alloy layer.
Present invention also offers a kind of cylinder unit utilizing above-mentioned air cylinder device manufacture method to manufacture, described cylinder unit comprises the ceramic cylinder cover of vesicular structure, the wear-resistant alloy layer being formed on the internal surface of described ceramic cylinder cover, and it is formed on the outside surface of described ceramic cylinder cover the cylinder body being made up of cast aluminium, wherein some wear resistant alloy penetrates into the inner vesicular structure of described ceramic cylinder cover from the internal surface that described ceramic cylinder overlaps, some aluminium liquid penetrates into the inner vesicular structure of described ceramic cylinder cover from the outside surface that described ceramic cylinder overlaps, the wear resistant alloy that the internal surface infiltration overlapped from described ceramic cylinder is come in and the aluminium liquid that the outside surface infiltration overlapped from described ceramic cylinder is come in are interweaved in described ceramic cylinder overlaps.
Further, described wear-resistant alloy layer is X alloy layer.
Compared with prior art, being sintering or formation of deposits wear-resistant alloy layer on the internal surface overlapped at the ceramic cylinder of vesicular structure in the air cylinder device of the present invention and manufacture method thereof, that thus can do is very thin, can reduce engine shaft to size, being conducive to engine miniaturization, manufacturing cost is lower; In addition, on the outside surface of ceramic cylinder cover, casting forms cylinder body, the wear resistant alloy come in from ceramic cylinder cover internal surface infiltration and the aluminium liquid come in from ceramic cylinder cover outside surface infiltration are interweaved in ceramic cylinder overlaps, thus ensure that cylinder sleeve and cylinder body closely merge, compact construction, and be conducive to the heat radiation of engine.
Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to the technique means of the present invention can be better understood, and can be implemented according to the content of specification sheets, and in order to the above and other object of the present invention, feature and advantage can be become apparent, below especially exemplified by better embodiment, and coordinate accompanying drawing, it is described in detail as follows.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the cylinder sleeve of mechanical workout in prior art.
Fig. 2 is in the outside surface schematic diagram of mushroom barb-shaped cylinder sleeve in prior art.
Fig. 3 is the schematic diagram of the air cylinder device that middle air cylinder device manufacture method manufactures according to embodiments of the present invention.
Embodiment
In order to make technical problem to be solved by this invention, technical scheme and useful effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated. It is to be understood that specific embodiment described herein is only in order to explain the present invention, it is not intended to limit the present invention.
As shown in Figure 3, the air cylinder device manufacture method in one embodiment of the invention comprises:
The ceramic cylinder cover 4 of the prefabricated vesicular structure of step (a);
Step (b) overlaps internal surface sintering or the formation of deposits wear-resistant alloy layer 3 of 4 at ceramic cylinder;
In this step, a wear-resistant alloy layer 3 can be formed by the internal surface sintering that sintering technology overlaps 4 at ceramic cylinder, this wear-resistant alloy layer 3 is such as X alloy layer, in sintering process, wear resistant alloy is formed in the internal surface of ceramic cylinder cover 4, and the internal surface that the wear resistant alloy 2 of some overlaps 4 from ceramic cylinder penetrates into the vesicular structure that ceramic cylinder overlaps 4 inside; Or can also by electroplating technology ceramic cylinder overlap 4 this wear-resistant alloy layer 3 of internal surface formation of deposits, equally also can some wear resistant alloy 2 from ceramic cylinder overlap 4 internal surface penetrate into the vesicular structure that ceramic cylinder overlaps 4 inside. The steam jacket that an internal surface has wear-resistant alloy layer 3 can be formed through this step. Owing to the steam jacket that this step is obtained is sintering or formation of deposits wear-resistant alloy layer 3 on the internal surface that ceramic cylinder overlaps 4, what thus wear-resistant alloy layer 3 can do is very thin, engine shaft can be reduced to size, be conducive to engine miniaturization, and conventional sintering or depositing operation can be adopted to realize, manufacturing cost is lower.
In addition, can make to be formed between piston, piston ring good friction pair by the wear-resistant alloy layer 3 sintering or depositing, be conducive to reducing frictional force.
The outside surface casting liquid aluminium liquid 1 that step (c) overlaps 4 at ceramic cylinder forms cylinder body 5.
In this step, cylinder body 5 is cast by liquid aluminium liquid 1 and is formed, and the outside surface that the liquid aluminium liquid 1 (pure aluminum or aluminum alloy) of some overlaps 4 from ceramic cylinder penetrates into the vesicular structure that ceramic cylinder overlaps 4 inside, thus closely merge with the cylinder sleeve of formation in step (b).
Fig. 3 is the schematic diagram of the air cylinder device manufactured according to aforesaid method. as shown in Figure 3, air cylinder device comprises the ceramic cylinder cover 4 of vesicular structure, the wear-resistant alloy layer 3 being formed in ceramic cylinder and overlapping on 4 internal surfaces and is formed in the cylinder body 5 that ceramic cylinder overlaps on 4 outside surfaces. according to above-mentioned manufacture method, the internal surface that some wear resistant alloy 2 overlaps 4 from described ceramic cylinder penetrates into the vesicular structure that described ceramic cylinder overlaps 4 inside, the outside surface that some aluminium liquid 1 overlaps 4 from described ceramic cylinder penetrates into the vesicular structure that described ceramic cylinder overlaps 4 inside, overlap wear resistant alloy 2 that 4 internal surfaces infiltrations come in from ceramic cylinder and overlap, from ceramic cylinder, aluminium liquid 1 that 4 outside surfaces infiltrations come in and overlap in 4 at ceramic cylinder and to be interweaved, thus ensure that wear-resistant alloy layer 3, ceramic cylinder cover 4 and cylinder body 5 are closely fused into one, compact construction, and be conducive to the heat radiation of engine.
The foregoing is only the better embodiment of the present invention, not in order to limit the present invention, all any amendment, equivalent replacement and improvement etc. done within the spirit and principles in the present invention, all should be included within protection scope of the present invention.
Claims (9)
1. an air cylinder device manufacture method, comprising:
The ceramic cylinder cover (4) of the prefabricated vesicular structure of step (a);
Step (b) sinters or formation of deposits wear-resistant alloy layer (3) at the internal surface of described ceramic cylinder cover (4);
Step (c) forms cylinder body (5) at outside surface casting liquid aluminium liquid (1) of described ceramic cylinder cover (4).
2. air cylinder device manufacture method as claimed in claim 1, it is characterised in that, described step (b) forms described wear-resistant alloy layer (3) by sintering at the internal surface sintering of described ceramic cylinder cover (4).
3. air cylinder device manufacture method as claimed in claim 1, it is characterised in that, described step (b) is by electroplating at wear-resistant alloy layer (3) described in the internal surface formation of deposits of described ceramic cylinder cover (4).
4. air cylinder device manufacture method as claimed in claim 1, it is characterized in that, in described step (b), some wear resistant alloy (2) penetrates into the inner vesicular structure of described ceramic cylinder cover (4) from the internal surface of described ceramic cylinder cover (4).
5. air cylinder device manufacture method as claimed in claim 1, it is characterised in that, described step (c) forms described cylinder body (5) by casting in the outside surface casting of described ceramic cylinder cover (4).
6. air cylinder device manufacture method as claimed in claim 1, it is characterized in that, in described step (c), some aluminium liquid (1) penetrates into the inner vesicular structure of described ceramic cylinder cover (4) from the outside surface of described ceramic cylinder cover (4).
7. air cylinder device manufacture method as claimed in claim 1, it is characterised in that, described wear-resistant alloy layer (3) is X alloy layer.
8. the cylinder unit manufactured such as air cylinder device manufacture method as described in any one in claim 1 to 7, it is characterized in that, described cylinder unit comprises the ceramic cylinder cover (4) of vesicular structure, the wear-resistant alloy layer (3) being formed on the internal surface of described ceramic cylinder cover (4), and it is formed on the outside surface of described ceramic cylinder cover (4) cylinder body (5) being made up of cast aluminium, wherein some wear resistant alloy (2) penetrates into the inner vesicular structure of described ceramic cylinder cover (4) from the internal surface of described ceramic cylinder cover (4), some aluminium liquid (1) penetrates into the inner vesicular structure of described ceramic cylinder cover (4) from the outside surface of described ceramic cylinder cover (4), the aluminium liquid (1) that the wear resistant alloy (2) come in from the infiltration of the internal surface of described ceramic cylinder cover (4) and the outside surface infiltration from described ceramic cylinder cover (4) are come in is interweaved in described ceramic cylinder cover (4).
9. air cylinder device as claimed in claim 8, it is characterised in that, described wear-resistant alloy layer (3) is X alloy layer.
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CN201310333158.6A CN103437896B (en) | 2013-08-02 | 2013-08-02 | Air cylinder device and manufacture method thereof |
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CN201310333158.6A CN103437896B (en) | 2013-08-02 | 2013-08-02 | Air cylinder device and manufacture method thereof |
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CN103437896A CN103437896A (en) | 2013-12-11 |
CN103437896B true CN103437896B (en) | 2016-06-15 |
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Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9121365B1 (en) * | 2014-04-17 | 2015-09-01 | Achates Power, Inc. | Liner component for a cylinder of an opposed-piston engine |
CN105089840B (en) * | 2014-05-08 | 2017-07-28 | 北京汽车动力总成有限公司 | A kind of cylinder liner construction of internal combustion engine, manufacture method and automobile |
CN104948332A (en) * | 2015-06-16 | 2015-09-30 | 中国科学院力学研究所 | Cylinder barrel of total-aluminum engine cylinder body and preparation method for ceramic protective layer |
CN105414546A (en) * | 2015-11-27 | 2016-03-23 | 宁波市群星粉末冶金有限公司 | Light wear-resisting automobile engine cylinder sleeve and preparation method thereof |
CN108571443A (en) * | 2018-04-11 | 2018-09-25 | 合肥工业大学 | A kind of the metal-ceramic composite cylinder jacket and its manufacturing method of double skeleton combinations |
CN108869085A (en) * | 2018-06-13 | 2018-11-23 | 中原内配集团安徽有限责任公司 | A kind of high heat-conducting ceramic cylinder jacket |
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CN1970497A (en) * | 2005-11-21 | 2007-05-30 | 范兴宽 | TiC-Cr3C2 base cermet composite cylinder jacket |
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JPS61250161A (en) * | 1985-04-30 | 1986-11-07 | Riken Corp | Cylinder liner |
JPS6241469A (en) * | 1985-08-14 | 1987-02-23 | Kubota Ltd | Aluminum cylinder for engine |
JPH06207555A (en) * | 1993-01-13 | 1994-07-26 | Nissan Motor Co Ltd | Cylinder liner of internal combustion engine |
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2013
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Patent Citations (6)
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US4562799A (en) * | 1983-01-17 | 1986-01-07 | Cummins Engine Company, Inc. | Monolithic ceramic cylinder liner and method of making same |
EP0292040A2 (en) * | 1987-05-16 | 1988-11-23 | Ae Plc | Cylinder liners |
CN2471969Y (en) * | 2001-03-16 | 2002-01-16 | 西北稀有金属材料研究院 | Ceramic and metal composite cylinder jacket |
CN1723095A (en) * | 2002-12-10 | 2006-01-18 | 日本发条株式会社 | Composite material member and method for producing the same |
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CN1970497A (en) * | 2005-11-21 | 2007-05-30 | 范兴宽 | TiC-Cr3C2 base cermet composite cylinder jacket |
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