CN105174817A - Copper-based composite material used for cylinder liner and preparation method thereof - Google Patents
Copper-based composite material used for cylinder liner and preparation method thereof Download PDFInfo
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- CN105174817A CN105174817A CN201510546212.4A CN201510546212A CN105174817A CN 105174817 A CN105174817 A CN 105174817A CN 201510546212 A CN201510546212 A CN 201510546212A CN 105174817 A CN105174817 A CN 105174817A
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Abstract
The invention provides a copper-based composite material used for a cylinder liner and a preparation method thereof. The composite material comprises the following components by weight: 4 to 10 parts of ceramic powder, 12 to 20 parts of copper oxide, 2 to 5 parts of copper sulfate, 14 to 24 parts of epoxy resin, 1 to 5 parts of polyvinyl alcohol, 3 to 8 parts of lemongrass extract, 3 to 8 parts of silver oxide, 5 to 9 parts of silicon nitride, 0.4 to 0.8 part of calcium silicate and 2 to 5 parts of glycerin. The preparation method comprises the following steps: subjecting the copper oxide, the copper sulfate, the epoxy resin, the silver oxide, the silicon nitride and the calcium silicate to mixing and grinding, then adding the ceramic powder, and carrying out melting under the high temperature of 2000 to 2500 DEG C so as to obtain a first mixture; then adding the polyvinyl alcohol, the lemongrass extract and the glycerin into the first mixture, carrying out heating to 28 to 30 DEG C, and carrying out spray drying so as to obtain a second mixture; and pouring the second mixture into a single-screw granulator and carrying out granulation so as to obtain the copper-based composite material. The cylinder liner prepared from the copper-based composite material provided by the invention has the advantages of low cost, good thermal conductivity and wear resistance.
Description
Technical field
The present invention relates to metallurgical technology field, particularly relate to a kind of cylinder sleeve Cu-base composites and preparation method thereof.
Background technology
Copper is one of mankind's metal of finding the earliest, and be also one of the most practical pure metal, have good ductility, its electroconductibility is only second to silver, and thermal conductivity is only second to Jin Heyin.High conductivity, thermal conductivity and good ductility are the characteristics of copper most worthy.But the hardness of copper and yield strength lower, creep-resistant property is also poor, constrain it industry and military field in application.Just have investigator to carry out to add reinforcement in Copper substrate as far back as the sixties in 20th century thus prepare the research of Cu-base composites, the material of gained had both maintained the advantage of copper, compensate for again the deficiency of copper.Up to the present, researched and developed multiple Cu-base composites both at home and abroad, as Mo-Cu matrix material, graphite-TiC-Cu matrix material, niobium carbide Reinforced Cu matrix material etc.Existing Cu-base composites quality is heavy, heat conduction and the over-all properties such as wear-resisting need to be improved further.
Summary of the invention
For the deficiencies in the prior art, the object of the present invention is to provide a kind of cylinder sleeve Cu-base composites and preparation method thereof, this material gained wear resistance, heat conduction is fast, and cost is low.
For solving prior art problem, the technical scheme that the present invention takes is:
A kind of cylinder sleeve Cu-base composites, comprise the following component counted by weight: ceramics powder 4-10 part, cupric oxide 12-20 part, copper sulfate 2-5 part, epoxy resin 14-24 part, polyvinyl alcohol 1-5 part, Herba Cymbopogonis Citrari extracting solution 3-8 part, silver suboxide 3-8 part, silicon nitride 5-9 part, Calucium Silicate powder 0.4-0.8 part, glycerine 2-5 part.
As above-mentioned cylinder sleeve Cu-base composites preferably, comprise the following component counted by weight: ceramics powder 10 parts, cupric oxide 14 parts, 4 parts, copper sulfate, epoxy resin 20 parts, polyvinyl alcohol 4 parts, Herba Cymbopogonis Citrari extracting solution 5 parts, silver suboxide 4 parts, silicon nitride 7 parts, Calucium Silicate powder 0.5 part, glycerine 4 parts.
The preparation method of above-mentioned cylinder sleeve Cu-base composites, comprises the following steps:
Step 1, by cupric oxide, copper sulfate, epoxy resin, silver suboxide, adds ceramics powder after silicon nitride and the rear grinding of Calucium Silicate powder mixing, melts to obtain the first mixture under 2000-2500 DEG C of high temperature;
Step 2, adds polyvinyl alcohol, Herba Cymbopogonis Citrari extracting solution and glycerine in the first mixture, and after being heated to 28-30 DEG C, spraying dry obtains the second mixture;
Step 3, drops into granulation in single pole tablets press and obtains Cu-base composites by the second mixture.
As preparation method preferably, in step 1, high temperature melt temperature is 2200 DEG C.
As preparation method preferably, in step 2, spray-dired temperature is 120-180 DEG C.
As preparation method preferably, prilling temperature 440-580 DEG C in step 3.
beneficial effect
Cu-base composites of the present invention has very large improvement relative to current material, and the cylinder sleeve prepared with it is wear-resistant, thermal conductivity strong, with low cost, and durable in use, has good market outlook.
Embodiment
embodiment 1
A kind of cylinder sleeve Cu-base composites, comprise the following component counted by weight: ceramics powder 4-10 part, cupric oxide 12-20 part, copper sulfate 2-5 part, epoxy resin 14-24 part, polyvinyl alcohol 1-5 part, Herba Cymbopogonis Citrari extracting solution 3-8 part, silver suboxide 3-8 part, silicon nitride 5-9 part, Calucium Silicate powder 0.4-0.8 part, glycerine 2-5 part.
The preparation method of above-mentioned cylinder sleeve Cu-base composites, comprises the following steps:
Step 1, by cupric oxide, copper sulfate, epoxy resin, silver suboxide, adds ceramics powder after silicon nitride and the rear grinding of Calucium Silicate powder mixing, melts to obtain the first mixture under 2000 DEG C of high temperature;
Step 2, adds polyvinyl alcohol, Herba Cymbopogonis Citrari extracting solution and glycerine in the first mixture, and after being heated to 28 DEG C, 120 DEG C of spraying dry obtain the second mixture;
Step 3, drops into 440 DEG C of granulations in single pole tablets press and obtains Cu-base composites by the second mixture.
embodiment 2
A kind of cylinder sleeve Cu-base composites, comprises the following component counted by weight: ceramics powder 10 parts, cupric oxide 14 parts, 4 parts, copper sulfate, epoxy resin 20 parts, polyvinyl alcohol 4 parts, Herba Cymbopogonis Citrari extracting solution 5 parts, silver suboxide 4 parts, silicon nitride 7 parts, Calucium Silicate powder 0.5 part, glycerine 4 parts.
The preparation method of above-mentioned cylinder sleeve Cu-base composites, comprises the following steps:
Step 1, by cupric oxide, copper sulfate, epoxy resin, silver suboxide, adds ceramics powder after silicon nitride and the rear grinding of Calucium Silicate powder mixing, melts to obtain the first mixture under 2200 DEG C of high temperature;
Step 2, adds polyvinyl alcohol, Herba Cymbopogonis Citrari extracting solution and glycerine in the first mixture, and after being heated to 29 DEG C, 160 DEG C of spraying dry obtain the second mixture;
Step 3, drops into 500 DEG C of granulations in single pole tablets press and obtains Cu-base composites by the second mixture.
embodiment 3
A kind of cylinder sleeve Cu-base composites, comprise the following component counted by weight: ceramics powder 4-10 part, cupric oxide 12-20 part, copper sulfate 2-5 part, epoxy resin 14-24 part, polyvinyl alcohol 1-5 part, Herba Cymbopogonis Citrari extracting solution 3-8 part, silver suboxide 3-8 part, silicon nitride 5-9 part, Calucium Silicate powder 0.4-0.8 part, glycerine 2-5 part.
The preparation method of above-mentioned cylinder sleeve Cu-base composites, comprises the following steps:
Step 1, by cupric oxide, copper sulfate, epoxy resin, silver suboxide, adds ceramics powder after silicon nitride and the rear grinding of Calucium Silicate powder mixing, melts to obtain the first mixture under 2500 DEG C of high temperature;
Step 2, adds polyvinyl alcohol, Herba Cymbopogonis Citrari extracting solution and glycerine in the first mixture, and after being heated to 30 DEG C, 180 DEG C of spraying dry obtain the second mixture;
Step 3, drops into 580 DEG C of granulations in single pole tablets press and obtains Cu-base composites by the second mixture.
comparative example 1
A kind of cylinder sleeve Cu-base composites, comprises the following component counted by weight: ceramics powder 10 parts, cupric oxide 14 parts, 4 parts, copper sulfate, epoxy resin 20 parts, polyvinyl alcohol 4 parts, Herba Cymbopogonis Citrari extracting solution 5 parts, silver suboxide 4 parts, silicon nitride 7 parts, Calucium Silicate powder 0.5 part, glycerine 4 parts.
The preparation method of above-mentioned cylinder sleeve Cu-base composites, comprises the following steps:
Step 1, by cupric oxide, copper sulfate, epoxy resin, silver suboxide, adds ceramics powder, polyvinyl alcohol, Herba Cymbopogonis Citrari extracting solution and glycerine after silicon nitride and the rear grinding of Calucium Silicate powder mixing, melts to obtain the first mixture under 2200 DEG C of high temperature;
Step 2, drops into 500 DEG C of granulations in single pole tablets press and obtains Cu-base composites by the second mixture.
performance test
Test the Cu-base composites of embodiment of the present invention 1-3 and comparative example 1 gained, the data obtained is as shown in the table.
As can be seen from the above table, cylinder sleeve easy heat radiation prepared by Cu-base composites of the present invention, wear-resistant, durable in use, reduce the probability of damage, refer to production efficiency, reduce production cost.
Claims (6)
1. a cylinder sleeve Cu-base composites, it is characterized in that, comprise the following component counted by weight: ceramics powder 4-10 part, cupric oxide 12-20 part, copper sulfate 2-5 part, epoxy resin 14-24 part, polyvinyl alcohol 1-5 part, Herba Cymbopogonis Citrari extracting solution 3-8 part, silver suboxide 3-8 part, silicon nitride 5-9 part, Calucium Silicate powder 0.4-0.8 part, glycerine 2-5 part.
2. cylinder sleeve Cu-base composites according to claim 1, it is characterized in that, comprise the following component counted by weight: ceramics powder 10 parts, cupric oxide 14 parts, 4 parts, copper sulfate, epoxy resin 20 parts, polyvinyl alcohol 4 parts, Herba Cymbopogonis Citrari extracting solution 5 parts, silver suboxide 4 parts, silicon nitride 7 parts, Calucium Silicate powder 0.5 part, glycerine 4 parts.
3. the preparation method of cylinder sleeve Cu-base composites according to claim 1, is characterized in that, comprise the following steps:
Step 1, by cupric oxide, copper sulfate, epoxy resin, silver suboxide, adds ceramics powder after silicon nitride and the rear grinding of Calucium Silicate powder mixing, melts to obtain the first mixture under 2000-2500 DEG C of high temperature;
Step 2, adds polyvinyl alcohol, Herba Cymbopogonis Citrari extracting solution and glycerine in the first mixture, and after being heated to 28-30 DEG C, spraying dry obtains the second mixture;
Step 3, drops into granulation in single pole tablets press and obtains Cu-base composites by the second mixture.
4. the preparation method of cylinder sleeve Cu-base composites according to claim 3, is characterized in that: in step 1, high temperature melt temperature is 2200 DEG C.
5. the preparation method of cylinder sleeve Cu-base composites according to claim 3, is characterized in that: in step 2, spray-dired temperature is 120-180 DEG C.
6. the preparation method of cylinder sleeve Cu-base composites according to claim 3, is characterized in that: prilling temperature 440-580 DEG C in step 3.
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Citations (7)
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| CN85100575A (en) * | 1985-04-01 | 1986-01-10 | 南京工学院 | A kind of ceramic aluminum alloy and manufacture method thereof |
| CN103274673A (en) * | 2013-05-24 | 2013-09-04 | 河南省耕生高温材料有限公司 | Rare earth-doped Al2O3/ZrO2 composite material and preparation method of ceramic liner |
| CN103418790A (en) * | 2012-05-17 | 2013-12-04 | 枣阳秦鸿新材料有限公司 | Anti-abrasion metal-ceramic composite product and preparation method thereof |
| CN104368806A (en) * | 2014-10-27 | 2015-02-25 | 苏州莱特复合材料有限公司 | Copper-based composite material and preparation method thereof |
| CN104384495A (en) * | 2014-10-24 | 2015-03-04 | 苏州莱特复合材料有限公司 | Copper-base powder metallurgy material and preparation method thereof |
| CN104384504A (en) * | 2014-10-30 | 2015-03-04 | 苏州莱特复合材料有限公司 | Copper-based powder metallurgy antifriction material and preparation method thereof |
| CN104451340A (en) * | 2014-10-27 | 2015-03-25 | 苏州莱特复合材料有限公司 | Metal ceramic composite material and preparation method thereof |
-
2015
- 2015-08-31 CN CN201510546212.4A patent/CN105174817A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN85100575A (en) * | 1985-04-01 | 1986-01-10 | 南京工学院 | A kind of ceramic aluminum alloy and manufacture method thereof |
| CN103418790A (en) * | 2012-05-17 | 2013-12-04 | 枣阳秦鸿新材料有限公司 | Anti-abrasion metal-ceramic composite product and preparation method thereof |
| CN103274673A (en) * | 2013-05-24 | 2013-09-04 | 河南省耕生高温材料有限公司 | Rare earth-doped Al2O3/ZrO2 composite material and preparation method of ceramic liner |
| CN104384495A (en) * | 2014-10-24 | 2015-03-04 | 苏州莱特复合材料有限公司 | Copper-base powder metallurgy material and preparation method thereof |
| CN104368806A (en) * | 2014-10-27 | 2015-02-25 | 苏州莱特复合材料有限公司 | Copper-based composite material and preparation method thereof |
| CN104451340A (en) * | 2014-10-27 | 2015-03-25 | 苏州莱特复合材料有限公司 | Metal ceramic composite material and preparation method thereof |
| CN104384504A (en) * | 2014-10-30 | 2015-03-04 | 苏州莱特复合材料有限公司 | Copper-based powder metallurgy antifriction material and preparation method thereof |
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