CN105220000A - A kind of high strength titanium diboride particle enhanced copper-based composite material and preparation method thereof - Google Patents
A kind of high strength titanium diboride particle enhanced copper-based composite material and preparation method thereof Download PDFInfo
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- CN105220000A CN105220000A CN201510727553.1A CN201510727553A CN105220000A CN 105220000 A CN105220000 A CN 105220000A CN 201510727553 A CN201510727553 A CN 201510727553A CN 105220000 A CN105220000 A CN 105220000A
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Abstract
The present invention relates to a kind of high strength titanium diboride particle enhanced copper-based composite material for weight equipment and preparation method thereof, this high strength titanium diboride particle enhanced copper-based composite material is made up of the component of following volume percent: the high purity TiB2 6-9% of purity > 98%, copper alloy ZCuSn
5zn
5pb
591-94%.For the preparation of the high strength titanium diboride particle enhanced copper-based composite material of weight equipment through steps such as melting, stirring, insulation, castings.High strength titanium diboride particle enhanced copper-based composite material for weight equipment provided by the invention, utilizes high purity TiB2 fusing point high, corrosion-resistant, and hardness is large, and Heat stability is good, the features such as high-temperature oxidation resistance is good, make copper alloy ZCuSn
5zn
5pb
5in its original wear resistance of guarantee and corrosion proofly improve its intensity, hardness, gliding cable structure and working life simultaneously, thus meet the requirement that high strength titanium diboride particle enhanced copper-based composite material applies in weight equipment.
Description
Technical field
The present invention relates to a kind of copper-base alloy composite material and preparation method thereof, particularly relate to a kind of high strength titanium diboride particle enhanced copper-based composite material for weight equipment.
Background technology
Castmethod is according to the standard GB copper alloy ZCuSn of GB GB/T1176-2013
5zn
5pb
5be a kind of multiduty cast bronze material, it has good wear resistance and solidity to corrosion, easily processing, good casting property, resistance to air loss are good.Therefore, wear-resisting, the anti-corrosion part worked under being manufactured on higher load, medium sliding velocity (4m/s) is mainly used in, as bearing shell, lining, cylinder sleeve, piston, clutch coupling, pump, gland, turbine etc.But, due to copper alloy ZCuSn
5zn
5pb
5the reason of material self, the application in weight equipment is subject to larger restriction.Under the prerequisite ensureing its primary characteristic, only promote intensity, the hardness of this material further, and extend its working life, the requirement that this material is applied in weight equipment could be met.
TiB2 a kind ofly has the grey of hexagonal crystallographic texture or the powder of grey black or crystalline material; Fusing point is 2980 DEG C, and density is 4.52g/cm
3.It has very high hardness, and oxidation resistance temperature can reach 1000 DEG C in atmosphere, stable in HCl (hydrochloric acid) and HF (hydrofluoric acid), has excellent thermostability, antioxidant property and conductivity; Be mainly used in conducting ceramic material, ceramic cutter and mould, composite ceramic material, the reinforcer of the metallic substance such as aluminium electrolytic cell cathode coated material and aluminium, iron, copper.
To sum up, utilize TiB2 fusing point high, corrosion-resistant, hardness is large, and Heat stability is good, the advantage that high-temperature oxidation resistance is good, overcomes copper alloy ZCuSn
5zn
5pb
5intensity, hardness, the shortcoming that sliding velocity performance is lower, by TiB2 and copper alloy ZCuSn
5zn
5pb
5be prepared into matrix material at guarantee copper alloy ZCuSn
5zn
5pb
5original wear resistance and corrosion proofly simultaneously improve its intensity, hardness, gliding cable structure and working life, thus the requirement meeting that high strength titanium diboride particle enhanced copper-based composite material applies in weight equipment.
Summary of the invention
The object of the invention is to, by improving high purity TiB2 and copper alloy ZCuSn
5zn
5pb
5between volume proportion and preparation condition, provide a kind of and effectively improve copper alloy ZCuSn
5zn
5pb
5intensity, hardness, gliding cable structure and the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of working life and preparation method thereof.
For achieving the above object, technical scheme provided by the present invention is:
For a high strength titanium diboride particle enhanced copper-based composite material for weight equipment, be made up of the component of following volume percent: the high purity TiB2 6-9% of purity > 98%, copper alloy ZCuSn
5zn
5pb
591-94%.
Preferably, the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the present invention, is made up of the component of following volume percent: the high purity TiB2 6% of purity > 98%, copper alloy ZCuSn
5zn
5pb
594%.
Preferably, the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the present invention, is made up of the component of following volume percent: the high purity TiB2 7% of purity > 98%, copper alloy ZCuSn
5zn
5pb
593%.
Preferably, the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the present invention, is made up of the component of following volume percent: the high purity TiB2 9% of purity > 98%, copper alloy ZCuSn
5zn
5pb
591%.
Further, described copper alloy ZCuSn
5zn
5pb
5be made up of the component of following mass percent: tin slab 4.0-6.0%, zinc 4.0-6.0%, lead pig 4.0-6.0%, nickel≤3.0%, impurity≤1.0%, all the other are copper.
The invention provides a kind of preparation method of the high strength titanium diboride particle enhanced copper-based composite material for weight equipment, there are following steps:
1) copper alloy ZCuSn is prepared
5zn
5pb
5, electrolytic copper, tin slab, zinc, lead pig, nickel are put into electric furnace melting according to above-mentioned part by weight, and in melting, copper alloy liquid volume is less than 99% of electric furnace volume; Smelting temperature is 1000-1100 DEG C, and the time is 5-6h;
2) use Spike direct-reading spectrometer to the copper alloy ZCuSn of preparation
5zn
5pb
5liquid carries out composition detection, to determine that its chemical constitution is within above-mentioned scope;
3) by the high purity TiB2 of purity > 98% by volume per-cent be that 6-9% puts into above-mentioned copper alloy ZCuSn
5zn
5pb
5the surface of liquid, opens the shaking device of main frequency furnace and stirs with graphite rod simultaneously, makes the two Homogeneous phase mixing; Further rising furnace temperature is to 1200-1250 DEG C and keep 25-30min;
4) be incubated in electric furnace by the high strength titanium diboride particle enhanced copper-based composite material completed, the time is 20-25min; Adopt the mode of continuous casting that this high strength titanium diboride particle enhanced copper-based composite material is cast as bar afterwards, casting temp is 950-1000 DEG C;
5) the high strength titanium diboride particle enhanced copper-based composite material after casting is carried out surperficial Vehicle Processing process, and pack according to factory calibration.
Further, in step 3, the volume percent of described high purity TiB2 is 6%.
Further, in step 3, the volume percent of described high purity TiB2 is 7%.
Further, in step 3, the volume percent of described high purity TiB2 is 9%.
Adopt technique scheme, beneficial effect of the present invention has:
1. high purity Titanium diboride material is evenly distributed on copper alloy ZCuSn by above-mentioned technique means by the present invention
5zn
5pb
5in material, utilize high purity TiB2 fusing point high, corrosion-resistant, hardness is large, and Heat stability is good, the performance that high-temperature oxidation resistance is good, compensate for copper alloy ZCuSn
5zn
5pb
5the shortcomings such as the intensity of material, hardness, sliding velocity performance are lower, in the original wear resistance of guarantee and corrosion proofly improve its intensity, hardness, gliding cable structure and working life simultaneously.
2. the high strength titanium diboride particle enhanced copper-based composite material that obtains of the present invention, by changing high purity TiB2 and copper alloy ZCuSn
5zn
5pb
5volume ratio, effectively can improve the intensity of final Cu-base composites, hardness, gliding cable structure and working life, thus meet the requirement that high strength titanium diboride particle enhanced copper-based composite material applies in weight equipment.
Accompanying drawing explanation
Fig. 1 is the schema of the method for the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the present invention.
Embodiment
Below in conjunction with drawings and Examples, high strength titanium diboride particle enhanced copper-based composite material for weight equipment provided by the invention and preparation method thereof is described further, but and unrestricted range of application of the present invention.
embodiment 1
The high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the embodiment of the present invention 1, is made up of the component of following volume percent: the high purity TiB2 6% of purity > 98%, copper alloy ZCuSn
5zn
5pb
594%, wherein said copper alloy ZCuSn
5zn
5pb
5be made up of the component of following mass percent: tin slab 4.0-6.0%, zinc 4.0-6.0%, lead pig 4.0-6.0%, nickel≤3.0%, impurity≤1.0%, all the other are copper.
The preparation method of the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the embodiment of the present invention 1, has following steps (as shown in Figure 1):
1) copper alloy ZCuSn is prepared
5zn
5pb
5, electrolytic copper, tin slab, zinc, lead pig, nickel are put into electric furnace melting according to above-mentioned part by weight, and in melting, copper alloy liquid volume is less than 99% of electric furnace volume; Smelting temperature is 1000 DEG C, and the time is 5h;
2) use Spike direct-reading spectrometer to the copper alloy ZCuSn of preparation
5zn
5pb
5liquid carries out composition detection, to determine that its chemical constitution is within above-mentioned scope;
3) by the high purity TiB2 of purity > 98% by volume per-cent be 6% put into above-mentioned copper alloy ZCuSn
5zn
5pb
5the surface of liquid, opens the shaking device of main frequency furnace and stirs with graphite rod simultaneously, makes the two Homogeneous phase mixing; Further rising furnace temperature to 1200 DEG C also keeps 25min;
4) be incubated in electric furnace by the high strength titanium diboride particle enhanced copper-based composite material completed, the time is 20min; Adopt the mode of continuous casting that this high strength titanium diboride particle enhanced copper-based composite material is cast as bar afterwards, casting temp is 950 DEG C;
5) the high strength titanium diboride particle enhanced copper-based composite material after casting is carried out surperficial Vehicle Processing process, and pack according to factory calibration.
embodiment 2
The high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the embodiment of the present invention 2, is made up of the component of following volume percent: the high purity TiB2 7% of purity > 98%, copper alloy ZCuSn
5zn
5pb
593%, wherein said copper alloy ZCuSn
5zn
5pb
5be made up of the component of following mass percent: tin slab 4.0-6.0%, zinc 4.0-6.0%, lead pig 4.0-6.0%, nickel≤3.0%, impurity≤1.0%, all the other are copper.
The preparation method of the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the embodiment of the present invention 2, has following steps (as shown in Figure 1):
1) copper alloy ZCuSn is prepared
5zn
5pb
5, electrolytic copper, tin slab, zinc, lead pig, nickel are put into electric furnace melting according to above-mentioned part by weight, and in melting, copper alloy liquid volume is less than 99% of electric furnace volume; Smelting temperature is 1050 DEG C, and the time is 5.5h;
2) use Spike direct-reading spectrometer to the copper alloy ZCuSn of preparation
5zn
5pb
5liquid carries out composition detection, to determine that its chemical constitution is within above-mentioned scope;
3) by the high purity TiB2 of purity > 98% by volume per-cent be 7% put into above-mentioned copper alloy ZCuSn
5zn
5pb
5the surface of liquid, opens the shaking device of main frequency furnace and stirs with graphite rod simultaneously, makes the two Homogeneous phase mixing; Further rising furnace temperature to 1225 DEG C also keeps 25min;
4) be incubated in electric furnace by the high strength titanium diboride particle enhanced copper-based composite material completed, the time is 20min; Adopt the mode of continuous casting that this high strength titanium diboride particle enhanced copper-based composite material is cast as bar afterwards, casting temp is 980 DEG C;
5) the high strength titanium diboride particle enhanced copper-based composite material after casting is carried out surperficial Vehicle Processing process, and pack according to factory calibration.
embodiment 3
The high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the embodiment of the present invention 3, is made up of the component of following volume percent: the high purity TiB2 9% of purity > 98%, copper alloy ZCuSn
5zn
5pb
591%, wherein said copper alloy ZCuSn
5zn
5pb
5be made up of the component of following mass percent: tin slab 4.0-6.0%, zinc 4.0-6.0%, lead pig 4.0-6.0%, nickel≤3.0%, impurity≤1.0%, all the other are copper.
The preparation method of the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the embodiment of the present invention 3, has following steps (as shown in Figure 1):
1) copper alloy ZCuSn is prepared
5zn
5pb
5, electrolytic copper, tin slab, zinc, lead pig, nickel are put into electric furnace melting according to above-mentioned part by weight, and in melting, copper alloy liquid volume is less than 99% of electric furnace volume; Smelting temperature is 1100 DEG C, and the time is 6h;
2) use Spike direct-reading spectrometer to the copper alloy ZCuSn of preparation
5zn
5pb
5liquid carries out composition detection, to determine that its chemical constitution is within above-mentioned scope;
3) by the high purity TiB2 of purity > 98% by volume per-cent be 9% put into above-mentioned copper alloy ZCuSn
5zn
5pb
5the surface of liquid, opens the shaking device of main frequency furnace and stirs with graphite rod simultaneously, makes the two Homogeneous phase mixing; Further rising furnace temperature to 1250 DEG C also keeps 30min;
4) be incubated in electric furnace by the high strength titanium diboride particle enhanced copper-based composite material completed, the time is 25min; Adopt the mode of continuous casting that this high strength titanium diboride particle enhanced copper-based composite material is cast as bar afterwards, casting temp is 1000 DEG C;
5) the high strength titanium diboride particle enhanced copper-based composite material after casting is carried out surperficial Vehicle Processing process, and pack according to factory calibration.
comparative example 1
Add the Cu alloy material of traditional element cadmium, titanium, composed of the following components: the cadmium accounting for alloy material gross weight 2.5%, account for the titanium of alloy material gross weight 3.5%, account for the copper alloy ZCuSn of alloy material gross weight 94%
5zn
5pb
5.By traditional thermal treatment process, namely repeatedly to anneal, tempering and the thermal treatment process such as to quench, prepare above-mentioned Cu alloy material.
comparative example 2
Add the Cu alloy material of traditional element cadmium, titanium, composed of the following components: the cadmium accounting for alloy material gross weight 4%, account for the titanium of alloy material gross weight 5%, account for the copper alloy ZCuSn of alloy material gross weight 91%
5zn
5pb
5.By traditional thermal treatment process, namely repeatedly to anneal, tempering and the thermal treatment process such as to quench, prepare above-mentioned Cu alloy material.
The hardness of the embodiment of the high strength titanium diboride particle enhanced copper-based composite material for weight equipment of the present invention and the traditional copper alloy material of above-mentioned comparative example 1 and 2, intensity and the sliding velocity of parts manufactured and its working life as weight equipment accessory as shown in table 1.
Table 1
Data according to above-mentioned table 1 can be found out, add the hardness of the high strength titanium diboride particle enhanced copper-based composite material after high purity TiB2, intensity and the sliding velocity of parts manufactured and obtain significant raising its working life as weight equipment accessory.
The above embodiment only have expressed embodiments of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.
Claims (9)
1. for a high strength titanium diboride particle enhanced copper-based composite material for weight equipment, it is characterized in that, be made up of the component of following volume percent: the high purity TiB2 6-9% of purity > 98%, copper alloy ZCuSn
5zn
5pb
591-94%.
2. the high strength titanium diboride particle enhanced copper-based composite material for weight equipment according to claim 1, it is characterized in that, be made up of the component of following volume percent: the high purity TiB2 6% of purity > 98%, copper alloy ZCuSn
5zn
5pb
594%.
3. the high strength titanium diboride particle enhanced copper-based composite material for weight equipment according to claim 1, it is characterized in that, be made up of the component of following volume percent: the high purity TiB2 7% of purity > 98%, copper alloy ZCuSn
5zn
5pb
593%.
4. the high strength titanium diboride particle enhanced copper-based composite material for weight equipment according to claim 1, it is characterized in that, be made up of the component of following volume percent: the high purity TiB2 9% of purity > 98%, copper alloy ZCuSn
5zn
5pb
591%.
5. the high strength titanium diboride particle enhanced copper-based composite material for weight equipment according to claim 1-4, is characterized in that, described copper alloy ZCuSn
5zn
5pb
5be made up of the component of following mass percent: tin slab 4.0-6.0%, zinc 4.0-6.0%, lead pig 4.0-6.0%, nickel≤3.0%, impurity≤1.0%, all the other are copper.
6., for a preparation method for the high strength titanium diboride particle enhanced copper-based composite material of weight equipment, it is characterized in that there are following steps:
1) copper alloy ZCuSn is prepared
5zn
5pb
5, electrolytic copper, tin slab, zinc, lead pig, nickel are put into electric furnace melting according to part by weight according to claim 5, and in melting, copper alloy liquid volume is less than 99% of electric furnace volume; Smelting temperature is 1000-1100 DEG C, and the time is 5-6h;
2) use Spike direct-reading spectrometer to the copper alloy ZCuSn of preparation
5zn
5pb
5liquid carries out composition detection, to determine that its chemical constitution is within scope according to claim 5;
3) by the high purity TiB2 of purity > 98% by volume per-cent be that 6-9% puts into above-mentioned copper alloy ZCuSn
5zn
5pb
5the surface of liquid, opens the shaking device of main frequency furnace and stirs with graphite rod simultaneously, makes the two Homogeneous phase mixing; Further rising furnace temperature is to 1200-1250 DEG C and keep 25-30min;
4) be incubated in electric furnace by the high strength titanium diboride particle enhanced copper-based composite material completed, the time is 20-25min; Adopt the mode of continuous casting that this high strength titanium diboride particle enhanced copper-based composite material is cast as bar afterwards, casting temp is 950-1000 DEG C;
5) the high strength titanium diboride particle enhanced copper-based composite material after casting is carried out surperficial Vehicle Processing process, and pack according to factory calibration.
7. preparation method according to claim 6, is characterized in that, in step 3, the volume percent of described high purity TiB2 is 6%.
8. preparation method according to claim 6, is characterized in that, in step 3, the volume percent of described high purity TiB2 is 7%.
9. preparation method according to claim 6, is characterized in that, in step 3, the volume percent of described high purity TiB2 is 9%.
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| CN201510727553.1A CN105220000A (en) | 2015-10-30 | 2015-10-30 | A kind of high strength titanium diboride particle enhanced copper-based composite material and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734354A (en) * | 2016-03-31 | 2016-07-06 | 河南机电高等专科学校 | Aluminum-tin-copper alloy based bearing bush material and preparation method thereof |
| CN112695226A (en) * | 2020-12-15 | 2021-04-23 | 西南科技大学 | High-strength corrosion-resistant copper alloy composite material and preparation method and application thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104630544A (en) * | 2015-01-27 | 2015-05-20 | 苏州金仓合金新材料有限公司 | Novel composite copper-based alloy material for high speed railway and preparation method of novel composite copper-based alloy material |
-
2015
- 2015-10-30 CN CN201510727553.1A patent/CN105220000A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104630544A (en) * | 2015-01-27 | 2015-05-20 | 苏州金仓合金新材料有限公司 | Novel composite copper-based alloy material for high speed railway and preparation method of novel composite copper-based alloy material |
Non-Patent Citations (2)
| Title |
|---|
| 国家标准局: "GB/T 1176-87铸造铜合金技术条件", 《中华人民共和国国家标准》 * |
| 熊拥军等: "TiB2颗粒增强铜基复合材料的研究", 《中南大学学报（自然科学版）》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105734354A (en) * | 2016-03-31 | 2016-07-06 | 河南机电高等专科学校 | Aluminum-tin-copper alloy based bearing bush material and preparation method thereof |
| CN112695226A (en) * | 2020-12-15 | 2021-04-23 | 西南科技大学 | High-strength corrosion-resistant copper alloy composite material and preparation method and application thereof |
| CN112695226B (en) * | 2020-12-15 | 2021-11-30 | 西南科技大学 | Preparation method and application of high-strength corrosion-resistant copper alloy composite material |
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