CN101264823B - Glass/aluminum-base composite material support roller - Google Patents
Glass/aluminum-base composite material support roller Download PDFInfo
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- CN101264823B CN101264823B CN2008100362401A CN200810036240A CN101264823B CN 101264823 B CN101264823 B CN 101264823B CN 2008100362401 A CN2008100362401 A CN 2008100362401A CN 200810036240 A CN200810036240 A CN 200810036240A CN 101264823 B CN101264823 B CN 101264823B
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- carrying roller
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Abstract
The invention discloses a idler roller prepared by glass/aluminum matrix composite, comprising two bearings, two bearing chocks, a roller and an axis, the bearing chock and the roller are prepared by glass/aluminum matrix composite, the components of the glass/aluminum matrix composite and the weight percentage of each component are that: glass 7-30%, Aluminum 64-90%, crystal silicon 3-6%, the sum of the three is 100%. The glass/aluminum matrix composite idler roller, which is processed by the preparation technology of secondary hot extrusion and drawing, has the advantages of good comprehensive properties, i.e. low density, good conductivity, higher intensity and stiffness than rubber and plastic idler rollers and good anti-wear properties, more wear-resistance than the rubber and plastic idler rollers, not only greatly saving the energy consumption, reducing the cost, but also avoiding the occurrence of safety accident.
Description
Technical field
The present invention relates to a kind of carrying roller, specifically, relate to a kind of carrying roller and its preparation technology, especially relate to the carrying roller that a kind of glass/aluminum based composites of mainly being made up of cullet and aluminium scrap prepares by the preparation of glass/aluminum based composites.
Background technology
Carrying roller is the main accessory and the easily-consumed products of belt transporter, requires to possess wear-resisting, in light weight and electric conductivity.Existing carrying roller is made by solid drawn pipe, rubber or three kinds of materials of plastics, and the major defect of existence is as follows: 1) steel carrying roller, and the bad consumption of steel, and also steel carrying roller weight is big, and motor institute wasted work rate is big; 2) rubber or plastic conveyer roller, because these materials are non-conductives, the long-term fricative static charge of load-transfer device and carrying roller can not import the earth, can produce spark when electric charge runs up to a certain degree, has potential safety hazard, is not suitable for explosion-proof place.
As everyone knows: aluminium good toughness but hardness is low, glass hard (HRC65 is high but enbrittle, if the glass/aluminum based composites is made in both combinations, wherein glass be discrete phase be again reinforcing phase, both are maximized favourable factors and minimized unfavourable ones at performance: can keep the advantage of aluminium good toughness, can overcome the low shortcoming of aluminium hardness again; The high advantage of glass hard (HRC65 can be kept, the shortcoming of glass fragility can be overcome again, can replacing wood, steel, plastic, be used widely.But how to utilize the glass/aluminum based composites to substitute solid drawn pipe, rubber and three kinds of material manufacture good combination properties of plastics, in light weight, good conductivity and wear-resisting carrying roller, yet there are no relevant report through usefulness.
Summary of the invention
The object of the present invention is to provide a kind of carrying roller, to fill up the blank of prior art by the preparation of glass/aluminum based composites.
For achieving the above object, the present invention is achieved by the following technical solutions:
Glass/aluminum based composites carrying roller of the present invention comprises two bearings, two bearing seats, a roller and an axle, and it is characterized in that: described bearing seat and roller are prepared from by following technology by the glass/aluminum based composites:
1) preparation glass/aluminum based composites circle ingot casting;
2) glass/aluminum based composites circle ingot casting is brushed water-based lubricant equably, put into holding furnace and be preheating to 400 ℃～450 ℃, be incubated 3～4 hours;
3) will squeeze the withdrawing pattern tool and be installed on the hydraulic compressor, modulated pressure machine pressure is at 140 tons, and pressing speed is at 5～10m/s, and the maximum open stroke of hydraulic compressor is not less than 1700mm, and minimum shut height is at 400～410mm;
4) the upper and lower mould inner chamber that will squeeze the withdrawing pattern tool brushes oily lubricant equably, and the heating jacket of heating mould makes mold temperature reach 400 ℃～450 ℃, is incubated 3～4 hours;
5) preheating is good ingot casting is put into counterdie, by the pressure that designs in advance and the speed patrix that closes, the glass/aluminum matrix composites ingot casting can be processed into bearing seat and roller.
The composition of described glass/aluminum based composites and respectively form shared percentage by weight and be: glass 7～30%, aluminium 64～90%, silicon metal 3～6%, three's sum is 100%.
Described glass can by the cullet goods through clean, dry, ball milling, screening and get, described cullet goods derive from the glass door and window in cullet, glass bottle or the building castoff in the domestic refuse.
Described aluminium can be pressed into aluminium block and be got by the aluminium scrap goods, and described aluminium scrap goods derive from the aluminum products of scrapping in aluminium scrap pop can in the domestic refuse or aluminium section bar door and window in the building castoff or the trade waste.
The preferred watersoluble plumbago of described water-based lubricant.
The preferred oiliness graphite of described oily lubricant.
Glass/aluminum based composites carrying roller good combination property of the present invention, that is: the low (2.53～2.57g/cm of density
3), have only 1/3 of iron and steel carrying roller, not only can save great deal of steel, the running power of belt transporter is reduced, thus energy efficient significantly; Good conductivity (electrical resistivity is 17.4～21.4 μ Ω cm), the explosion accident that can avoid causing because of friction takes place; Strength and stiffness are better than rubber, plastic conveyer roller; Abrasion resistance is good, and is more wear-resisting through using than plastics, rubber idler; And the hot extrude draw that adopts is equipped with technology, can effectively improve the structural homogenity of composite material, reduces and eliminates wherein defective, makes texture material densification, exquisiteness; In addition, also can make composite material increase certain preferred orientation, improve its axial tensile-strength; And, the degree of utilization height of material, die wear is little.
The specific embodiment
Below in conjunction with embodiment the present invention is done further detailed, complete explanation:
Embodiment 1
The described glass/aluminum based composites of present embodiment carrying roller, assembly by two jump rings, two back-up rings, two seal rings, two bearings, two bearing seats, a roller and an axle, wherein: jump ring, back-up ring, seal ring, bearing all are gauge members, directly buy to obtain; Axle is by 45
#The steel machinework is produced and is obtained; Bearing seat and roller are prepared from by the glass/aluminum based composites.
Described glass/aluminum based composites mainly is made up of cullet and aluminium scrap, and it is formed and respectively form shared percentage by weight and is: cullet 18.5%, aluminium scrap 77%, silicon metal 4.5%.
Described cullet by the cullet goods through clean, dry, ball milling, screening and get, described cullet goods derive from the glass door and window in cullet, glass bottle or the building castoff in the domestic refuse.
Described aluminium scrap is pressed into aluminium block by the aluminium scrap goods and gets, and described aluminium scrap goods derive from the aluminum products of scrapping in aluminium scrap pop can in the domestic refuse or aluminium section bar door and window in the building castoff or the trade waste.
The preparation technology of the glass/aluminum based composites carrying roller of present embodiment comprises the steps:
1) preparation glass/aluminum based composites circle ingot casting
A) with the cullet goods through clean, dry, ball milling, screening make 40～100 purpose glass powder;
B) the aluminium scrap goods are pressed into aluminium block, put into crucible then and melt;
C) silicon metal of adding proportional quantity in the aluminium liquid of fusing stirs and makes generation alusil alloy liquid;
D) above-mentioned alusil alloy liquid is added in the crucible of two sectional type heating rabble furnace, the epimere temperature of control two sectional type heating rabble furnace is at 600 ℃～680 ℃, and the hypomere temperature is at 550 ℃～580 ℃;
E) treat alusil alloy liquid cooling to 576 ℃～660 ℃, during semisolid, put into adjustable speed, lifting stirring arm, stir semi-solid alusil alloy, making formation is the rotating vortex of center of symmetry with the shaft;
F) by the glass powder of proportioning weighing step 1 preparation, put into baking oven and be preheating to 400 ℃;
G) stir on one side, on one side the glass powder after the preheating is added in the eddy current of rotation;
H) fully stir, glass powder is dispersed in the alusil alloy melt, wherein: stirring rate is 300～1000rpm, and mixing time is 30 minutes;
I) heating makes to be warmed up to casting temperature, and round ingot casting is made in casting.
2) glass/aluminum based composites circle ingot casting is brushed watersoluble plumbago equably, put into holding furnace and be preheating to 400 ℃～450 ℃, be incubated 3～4 hours;
3) will squeeze the withdrawing pattern tool and be installed on the hydraulic compressor, modulated pressure machine pressure is at 140 tons, and pressing speed is at 5～10m/s, and the maximum open stroke of hydraulic compressor is not less than 1700mm, and minimum shut height is at 400～410mm;
4) the upper and lower mould inner chamber that will squeeze the withdrawing pattern tool brushes oiliness graphite equably, and the heating jacket of heating mould makes mold temperature reach 400 ℃～450 ℃, is incubated 3～4 hours;
5) preheating is good ingot casting is put into counterdie, by the pressure that designs in advance and the speed patrix that closes, the glass/aluminum matrix composites ingot casting can be processed into bearing seat and roller.
The glass/aluminum based composites performance that present embodiment prepares roller and bearing seat is as follows:
Density 2.55g/cm
3
Electrical resistivity 19.5 μ Ω cm
Linear expansion factor 19 * 10
-6/ ℃
575 ℃ of sinter points
Compressive strength 279.2Mpa
Compressive modulus of elasticity 60.3Gpa
Hardness HB52
The material property that is equipped with roller after the processes and bearing seat by above-mentioned hot extrude draw is as follows:
Compressive strength 300Mpa
Compressive modulus of elasticity 65Gpa
Tensile strength 110Mpa
Hardness HB80
Wearing coefficient 4.62
The performance testing index of the glass/aluminum based composites carrying roller that present embodiment is prepared and standard index contrast are shown in Table 1.
The performance testing index of table 1 glass/aluminum based composites carrying roller and standard index contrast
Embodiment 2
The material of preparation present embodiment glass/aluminum based composites roller carrier shaft bearing and roller is formed and is respectively formed shared percentage by weight: cullet 7%, aluminium scrap 90%, silicon metal 3%.
All the other contents and preparation technology are described with embodiment 1.
The glass/aluminum based composites performance that present embodiment prepares roller and bearing seat is as follows:
Density 2.53g/cm
3
Electrical resistivity 21.4 μ Ω cm
Linear expansion factor 19.9 * 10
-6/ ℃
570 ℃ of sinter points
Compressive strength 266.4Mpa
Compressive modulus of elasticity 55.3Gpa
Hardness HB50
The material property that is equipped with roller after the processes and bearing seat by above-mentioned hot extrude draw is as follows:
Compressive strength 288Mpa
Compressive modulus of elasticity 55Gpa
Tensile strength 102Mpa
Hardness HB77
Wearing coefficient 4.33
The performance testing index of the glass/aluminum based composites carrying roller that present embodiment is prepared and standard index contrast are shown in Table 2.
The performance testing index of table 2 glass/aluminum based composites carrying roller and standard index contrast
Embodiment 3
The material of preparation present embodiment glass/aluminum based composites roller carrier shaft bearing and roller is formed and is respectively formed shared percentage by weight: cullet 30%, aluminium scrap 64%, silicon metal 6%.
All the other contents and preparation technology are described with embodiment 1.
The glass/aluminum based composites performance that present embodiment prepares roller and bearing seat is as follows:
Density 2.57g/cm
3
Electrical resistivity 17.4 μ Ω cm
Linear expansion factor 18.6 * 10
-6/ ℃
582 ℃ of sinter points
Compressive strength 285Mpa
Compressive modulus of elasticity 66.3Gpa
Hardness HB55
The material property that is equipped with roller after the processes and bearing seat by above-mentioned hot extrude draw is as follows:
Compressive strength 310Mpa
Compressive modulus of elasticity 67Gpa
Tensile strength 110Mpa
Hardness HB85
Wearing coefficient 4.77
The performance testing index of the glass/aluminum based composites carrying roller that present embodiment is prepared and standard index contrast are shown in Table 3.
The performance testing index of table 3 glass/aluminum based composites carrying roller and standard index contrast
In sum as seen: glass/aluminum based composites carrying roller good combination property of the present invention, that is: the low (2.53～2.57g/cm of density
3), have only 1/3 of iron and steel carrying roller, not only can save great deal of steel, the running power of belt transporter is reduced, thus energy efficient significantly; Good conductivity (electrical resistivity is 17.4～21.4 μ Ω cm), the explosion accident that can avoid causing because of friction takes place; Strength and stiffness are better than rubber, plastic conveyer roller; Abrasion resistance is good, and is more wear-resisting through using than plastics, rubber idler; And the hot extrude draw that adopts is equipped with technology, can effectively improve the structural homogenity of composite material, reduces and eliminates wherein defective, makes texture material densification, exquisiteness; In addition, also can make composite material increase certain preferred orientation, improve its axial tensile-strength; And, the degree of utilization height of material, die wear is little.
Claims (6)
1. a glass/aluminum based composites carrying roller comprises two bearings, two bearing seats, a roller and an axle, and it is characterized in that: described bearing seat and roller are prepared from by following technology by the glass/aluminum based composites:
1) preparation glass/aluminum based composites circle ingot casting;
2) glass/aluminum based composites circle ingot casting is brushed water-based lubricant equably, put into holding furnace and be preheating to 400 ℃～450 ℃, be incubated 3～4 hours;
3) will squeeze the withdrawing pattern tool and be installed on the hydraulic compressor, modulated pressure machine pressure is at 140 tons, and pressing speed is at 5～10m/s, and the maximum open stroke of hydraulic compressor is not less than 1700mm, and minimum shut height is at 400～410mm;
4) the upper and lower mould inner chamber that will squeeze the withdrawing pattern tool brushes oily lubricant equably, and the heating jacket of heating mould makes mold temperature reach 400 ℃～450 ℃, is incubated 3～4 hours;
5) preheating is good ingot casting is put into counterdie, by the pressure that designs in advance and the speed patrix that closes, the glass/aluminum matrix composites ingot casting can be processed into bearing seat and roller.
2. glass/aluminum based composites carrying roller according to claim 1, it is characterized in that the composition of described glass/aluminum based composites and respectively form shared percentage by weight and be: glass 7～30%, aluminium 64～90%, silicon metal 3～6%, three's sum are 100%.
3. glass/aluminum based composites carrying roller according to claim 2 is characterized in that, described glass by the cullet goods through clean, dry, ball milling, screening and get; Described aluminium is pressed into aluminium block by the aluminium scrap goods and gets.
4. glass/aluminum based composites carrying roller according to claim 3 is characterized in that, described cullet goods derive from the glass door and window in cullet, glass bottle or the building castoff in the domestic refuse.
5. glass/aluminum based composites carrying roller according to claim 3 is characterized in that, described aluminium scrap goods derive from the aluminum products of scrapping in aluminium scrap pop can in the domestic refuse or aluminium section bar door and window in the building castoff or the trade waste.
6. glass/aluminum based composites carrying roller according to claim 1 is characterized in that described water-based lubricant is a watersoluble plumbago; Described oily lubricant is an oiliness graphite.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100362401A CN101264823B (en) | 2008-04-18 | 2008-04-18 | Glass/aluminum-base composite material support roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008100362401A CN101264823B (en) | 2008-04-18 | 2008-04-18 | Glass/aluminum-base composite material support roller |
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| Publication Number | Publication Date |
|---|---|
| CN101264823A CN101264823A (en) | 2008-09-17 |
| CN101264823B true CN101264823B (en) | 2011-05-04 |
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|---|---|---|---|
| CN2008100362401A Expired - Fee Related CN101264823B (en) | 2008-04-18 | 2008-04-18 | Glass/aluminum-base composite material support roller |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8807574B2 (en) * | 2010-05-14 | 2014-08-19 | Magna Steyr Fahrzeugtechnik Ag & Co Kg | Spring-damper unit for height adjustment of a vehicle |
| CN116767884B (en) * | 2023-08-25 | 2023-11-03 | 江苏天利智能科技有限公司 | Conveying equipment for crucible feeding |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87213017U (en) * | 1987-08-31 | 1988-10-26 | 武汉钢铁公司 | Shape supporting roller with combined multi-oil room plastic sealing groove |
| CN1212293A (en) * | 1998-06-17 | 1999-03-31 | 苏雷虹 | Method for preparing aluminium base alloy containing glass fibre |
| CN1417361A (en) * | 2002-12-07 | 2003-05-14 | 苏雷虹 | Vitrified aluminium and its prepn process |
-
2008
- 2008-04-18 CN CN2008100362401A patent/CN101264823B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87213017U (en) * | 1987-08-31 | 1988-10-26 | 武汉钢铁公司 | Shape supporting roller with combined multi-oil room plastic sealing groove |
| CN1212293A (en) * | 1998-06-17 | 1999-03-31 | 苏雷虹 | Method for preparing aluminium base alloy containing glass fibre |
| CN1417361A (en) * | 2002-12-07 | 2003-05-14 | 苏雷虹 | Vitrified aluminium and its prepn process |
Non-Patent Citations (5)
| Title |
|---|
| 张雷.《玻璃/铝基废弃物复合材料的制备及产品开发》.《昆明理工大学硕士学位论文》.2005,第53页第13行、第31页第1行. * |
| 樊刚,袁小满,程刚,孙可伟.《离心铸造制备玻璃――铝复合材料》.《昆明理工大学学报》.2000,(第3期),全文. * |
| 蔺成城,张荻,胡克鳌,覃继宁,王慧敏,王文龙,孙可伟.《废弃玻璃/铝基复合材料的组织和性能》.《中国有色金属学报》.2001,(第6期),第1045页左栏第1行至第1046页右栏第3行. * |
| 谷春瑞,李国彬,姜延飞,李丽.《玻璃――铝基复合材料的研究》.《河北冶金》.2001,(第4期),全文. * |
| 高玉新,吴勇生.《玻璃/铝基复合材料的新型制备工艺》.《科学技术与工程》.2007,(第20期),图4. * |
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| CN101264823A (en) | 2008-09-17 |
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Granted publication date: 20110504 Termination date: 20170418 |