CN103213183A - Machining method for ceramic roller - Google Patents
Machining method for ceramic roller Download PDFInfo
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- CN103213183A CN103213183A CN2013101291122A CN201310129112A CN103213183A CN 103213183 A CN103213183 A CN 103213183A CN 2013101291122 A CN2013101291122 A CN 2013101291122A CN 201310129112 A CN201310129112 A CN 201310129112A CN 103213183 A CN103213183 A CN 103213183A
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- hollow roller
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Abstract
The invention discloses a machining method for a ceramic roller. The method comprises the following steps of manufacturing a ceramic roller shell from a raw material high-purity fused quartz; horizontally centrifugally casting a hollow roller shell and a fixing ring from a material 1Cr18Ni9Ti; machining the cast hollow roller shell and the cast fixing ring; machining shaft heads; and welding the hollow roller shell and the two shaft heads, and performing finish machining, assembly and inspection on each part. A product produced by the method is high in machining accuracy and abrasion resistance, non-deformable at high temperature and long in service life, and the production cost is lowered.
Description
Technical field
The present invention relates to glass machinery equipment manufacture field, relate in particular to a kind of processing of ceramic roller
Method.
Background technology
The pottery roller is to adopt porcelain body, bearing, and axle, the combined member that the plastics labyrinth seal is formed, ceramic roller is the critical component in the glass horizontal annealing furnace, is mainly used in carrying and transmission glass in the glass horizontal annealing furnace.Existing ceramic roller thermal shock resistance is bad, and yielding during high temperature, machining accuracy is not high, and circular runout is big, and service life is short, and glass is caused scuffing.
Summary of the invention
Purpose of the present invention is exactly the processing method that a kind of ceramic roller will be provided, and it can overcome
The existing above defective of existing product.The object of the present invention is achieved like this, and the processing method of ceramic roller is characterized in that: its procedure of processing is as follows:
One. it is the raw material manufacturing that ceramic roller shell adopts high-purity vitreous silica;
Two. the rough-cast of hollow roller shell, retainer ring;
1). adopt the horizontal type centrifugal-casting method;
2) according to design drawing, designing mould;
A. mould internal diameter=spray+shrinkage factor (1.025%)+coating layer thickness (0.8mm-1.5mm);
B. die length 〉=spray length+shrinkage factor (1.025%)+allowance (5-10mm);
3). the furnace charge preparation should be satisfied: 1Cr18Ni9Ti, main component and weight percent content are
C≤0.12 ， Si≤1.00 ， Mn≤2.00 ， Ti：5(C-0.20)—0.80，
Cr: 17.0-19.0 ， Ni:8.0-11.0， P≤0.035， S≤0.030；
4). carry out casting process:
A. cast temperature is controlled at 1540-1560 ℃, and the b. casting rate is determined casting speed according to casting section thickness, and be poured into moulding and be generally 3-5 second,
C. mold temperature is controlled at 180-200 ℃, 1350-1400 rev/min of d. spun casting rotating speed, the e. 6-8 duration of runs minute;
5). the sampling of sample:
A. chemical composition is pressed the inspection of furnace charge preparation main component; B. mechanical performance reaches tensile strength sigma b (MN/m2) 〉=550, yield strength σ s (MN/m2) 〉=200, percentage elongation δ 5(%) 〉=40, shrinkage factor ψ (%) 〉=55 is qualified; 6). the demoulding is handled:
A. after centrifuge stopped, the demoulding immediately prevented the blank distortion;
B. heat (batch) number adopts mark, and note is on foundry goods;
C. cast outer surface bead;
D. check blank dimension and surface quality;
Three. the processing of hollow roller shell, retainer ring:
1). press design drawing length+allowance, blanking;
2). spray is carried out alignment, and linearity is controlled within 1 mm, can process;
3) carry out roughing to foreign round by design drawing, each size section external diameter stays allowance 5mm, to endoporus and seam fine finishining;
Four. spindle nose processing:
1). adopt round steel processing, chemical composition satisfies: 1Cr18Ni9Ti;
2). round steel inspection of blank and blank size;
A. check the outer surface flawless, external diameter satisfies the allowance requirement;
B. the spindle nose cutting length is: the design drawing size adds allowance;
3). spindle nose roughing
Turning and both ends of the surface, spindle nose and hollow roller shell union end cylindrical finish turning, other size section cylindrical stays allowance 5mm, and total length stays allowance 10-20mm;
Five. assembly welding:
1). two spindle noses that will process respectively are assemblied in the two ends of hollow roller shell, and assembly welding is a roll body;
2). adopt the hot charge practice group right, first spot welding;
3). with hollow roller shell is benchmark, and roll body is beated≤1.0mm;
4). welding;
A. hollow roller shell, spindle nose adopt the 1Cr18Ni9Ti material, and welding wire adopts 308;
B. guarantee that welding meets the design drawing requirement;
5). weld seam detection;
A. root and capping 100%PT check;
B. face of weld and heat affected area do not have the wire defective;
C. guarantee weld bead height and weld seam plumpness;
Six. according to design drawing fine finishining:
1). the roll body after will welding, retainer ring and ceramic roller shell fine finishining;
2). mill processing: the processing of keyway, locating hole and venthole;
3) .. thread mill drilling;
4). to press structural representation assembling, and be benchmark with the hollow roller shell on the roll body, the position beats≤and 0.5mm is qualified;
Seven. check:
1). ceramic roller shell, roll body and end axial surface not damaged;
2). the requirement of size conforms design drawing;
3). ceramic roller is done static balance, static balance error≤50-80g
4). give information
A. size detection report, the report of b. chemical analysis, the report of c. seam inspection.
The processing precision of products height that the present invention produces, wearability is good, and is indeformable during high temperature, uses the longevity
Life is long, has reduced production cost.
The present invention's advantage compared with prior art:
1). ceramic roller shell smooth surface, exquisiteness, circular runout are little, and machining accuracy is better than similar imported product, and glass is not scratched;
2). spindle nose adopts loose-proof sleeve structural design and assembling, long service life;
3). hollow roller shell, retainer ring adopt the injection forming technology, and the casting of horizontal type centrifugal-casting method has the density height, intensity is big, high temperature is indeformable, and is wear-resistant, characteristics such as long service life.
4). the economic benefit height, can reduce the integrated cost of belt conveyer, reduce maintenance man-hours.
Description of drawings
Fig. 1 is the product structure schematic diagram that the present invention produces;
Fig. 2 is Figure 1B-B direction structure schematic diagram;
1. ceramic roller shell, 2. hollow roller shell, 3. retainer ring, 4. steady pin, 5. nut, 6. spindle nose, 7. ceramic fibre, 8. location jackscrew A, 9. location jackscrew B, 10. back-up ring.
The specific embodiment
The processing method of pottery roller, it is characterized in that: its procedure of processing is as follows:
One. it is the raw material manufacturing that ceramic roller shell adopts high-purity vitreous silica; Have the bulk density height, intensity is big, and thermal expansion is little, good thermal shock stability, and the dimensional accuracy height, high temperature is indeformable, and long service life is to the free of contamination performance of glass;
Two. the rough-cast of hollow roller shell, retainer ring;
1). adopt the horizontal type centrifugal-casting method;
2) according to design drawing, designing mould;
A. mould internal diameter=spray+shrinkage factor (1.025%)+coating layer thickness (0.8mm-1.5mm);
Described spray is meant that the design drawing size adds allowance; Described coating layer thickness is to adopt silicon powder or zirconium English powder to uniformly spray on mould inner wall, coating layer thickness 10.8-1.5mm, and the molten steel that makes high temperature can not stick together with mould in the process of mould rotation;
B. die length 〉=spray length+shrinkage factor (1.025%)+allowance (5-10mm);
3). the furnace charge preparation should be satisfied: 1Cr18Ni9Ti, main component and weight percent content are
C≤0.12 ， Si≤1.00 ， Mn≤2.00 ， Ti：5(C-0.20)—0.80，
Cr: 17.0-19.0 ， Ni:8.0-11.0， P≤0.035， S≤0.030；
4). carry out casting process:
A. cast temperature is controlled at 1540-1560 ℃, and the b. casting rate is determined casting speed according to casting section thickness, and be poured into moulding and be generally 3-5 second,
C. mold temperature is controlled at 180-200 ℃, 1350-1400 rev/min of d. spun casting rotating speed, the e. 6-8 duration of runs minute;
5). the sampling of sample:
A. chemical composition is pressed the inspection of furnace charge preparation main component; B. mechanical performance reaches tensile strength sigma b (MN/m2) 〉=550, yield strength σ s (MN/m2) 〉=200, percentage elongation δ 5(%) 〉=40, shrinkage factor ψ (%) 〉=55 is qualified; 6). the demoulding is handled:
A. after centrifuge stopped, the demoulding immediately prevented the blank distortion;
B. heat (batch) number adopts mark, and note is on foundry goods;
C. cast outer surface bead;
D. check blank dimension and surface quality;
Three. the processing of hollow roller shell, retainer ring:
1). press design drawing length+allowance, blanking;
2). spray is carried out alignment, and linearity is controlled within 1 mm, can process;
3) carry out roughing to foreign round by design drawing, each size section external diameter stays allowance 5mm, to endoporus and seam fine finishining;
Four. spindle nose processing:
1). adopt round steel processing, chemical composition satisfies: 1Cr18Ni9Ti;
2). round steel inspection of blank and blank size;
A. check the outer surface flawless, external diameter satisfies the allowance requirement;
B. the spindle nose cutting length is: the design drawing size adds allowance;
3). spindle nose roughing
Turning and both ends of the surface, spindle nose and hollow roller shell union end cylindrical finish turning, other size section cylindrical stays allowance 5mm, the total allowance 10-20mm of length;
Five. assembly welding:
1). two spindle noses that will process respectively are assemblied in the two ends of hollow roller shell, and assembly welding is a roll body;
2). adopt the hot charge practice group right, first spot welding;
3). with hollow roller shell is benchmark, and roll body is beated≤1.0mm;
4). welding;
A. hollow roller shell, spindle nose adopt the 1Cr18Ni9Ti material, and welding wire adopts 308;
B. guarantee that welding meets the design drawing requirement;
5). weld seam detection;
A. root and capping 100%PT check;
B. face of weld and heat affected area do not have the wire defective;
C. guarantee weld bead height and weld seam plumpness;
Six. according to design drawing fine finishining:
1). the roll body after will welding, retainer ring and ceramic roller shell fine finishining;
2). mill processing: the processing of keyway, locating hole and venthole;
3). thread mill drilling;
4). to press structural representation assembling, and be benchmark with the hollow roller shell on the roll body, the position beats≤and 0.5mm is qualified;
Seven. check:
1). ceramic roller shell, roll body and end axial surface not damaged;
2). the requirement of size conforms design drawing;
3). ceramic roller is done static balance, static balance error≤50-80g
4). give information
A. size detection report, the report of b. chemical analysis, the report of c. seam inspection.
Claims (1)
1. the processing method of ceramic roller, it is characterized in that: its procedure of processing is as follows:
It is the raw material manufacturing that the pottery roller shell adopts high-purity vitreous silica;
Two. the rough-cast of hollow roller shell, retainer ring;
1). adopt the horizontal type centrifugal-casting method;
2) according to design drawing, designing mould;
A. mould internal diameter=spray+shrinkage factor (1.025%)+coating layer thickness (0.8mm-1.5mm);
B. die length 〉=spray length+shrinkage factor (1.025%)+allowance (5-10mm);
3). the furnace charge preparation should be satisfied: 1Cr18Ni9Ti, main component and weight percent content are
C≤0.12 ， Si≤1.00 ， Mn≤2.00 ， Ti：5(C-0.20)—0.80，
Cr: 17.0-19.0 ， Ni:8.0-11.0， P≤0.035， S≤0.030；
4). carry out casting process:
A. cast temperature is controlled at 1540-1560 ℃, and the b. casting rate is determined casting speed according to casting section thickness, and be poured into moulding and be generally 3-5 second,
C. mold temperature is controlled at 180-200 ℃, 1350-1400 rev/min of d. spun casting rotating speed, the e. 6-8 duration of runs minute;
5). the sampling of sample:
A. chemical composition is pressed the inspection of furnace charge preparation main component; B. mechanical performance reaches tensile strength sigma b (MN/m2) 〉=550, yield strength σ s (MN/m2) 〉=200, percentage elongation δ 5(%) 〉=40, shrinkage factor ψ (%) 〉=55 is qualified; 6). the demoulding is handled:
A. after centrifuge stopped, the demoulding immediately prevented the blank distortion;
B. heat (batch) number adopts mark, and note is on foundry goods;
C. cast outer surface bead;
D. check blank dimension and surface quality;
Three. the processing of hollow roller shell, retainer ring:
1). press design drawing length+allowance, blanking;
2). spray is carried out alignment, and linearity is controlled within 1 mm, can process;
3) carry out roughing to foreign round by design drawing, each size section external diameter stays allowance 5mm, to endoporus and seam fine finishining;
Four. spindle nose processing:
1). adopt round steel processing, chemical composition satisfies: 1Cr18Ni9Ti;
2). round steel inspection of blank and blank size;
A. check the outer surface flawless, external diameter satisfies the allowance requirement;
B. the spindle nose cutting length is: the design drawing size adds allowance;
3). spindle nose roughing
Turning and both ends of the surface, spindle nose and hollow roller shell union end cylindrical finish turning, other size section cylindrical stays allowance 5mm, and total length stays allowance 10-20mm;
Five. assembly welding:
1). two spindle noses that will process respectively are assemblied in the two ends of hollow roller shell, and assembly welding is a roll body;
2). adopt the hot charge practice group right, first spot welding;
3). with hollow roller shell is benchmark, and roll body is beated≤1.0mm;
4). welding;
A. hollow roller shell, spindle nose adopt the 1Cr18Ni9Ti material, and welding wire adopts 308;
B. guarantee that welding meets the design drawing requirement;
5). weld seam detection;
A. root and capping 100%PT check;
B. face of weld and heat affected area do not have the wire defective;
C. guarantee weld bead height and weld seam plumpness;
Six. according to design drawing fine finishining:
1). the roll body after will welding, retainer ring and ceramic roller shell fine finishining;
2). mill processing: the processing of keyway, locating hole and venthole;
3) .. thread mill drilling;
4). to press structural representation assembling, and be benchmark with the hollow roller shell on the roll body, the position beats≤and 0.5mm is qualified;
Seven. check:
1). ceramic roller shell, roll body and end axial surface not damaged;
2). the requirement of size conforms design drawing;
3). ceramic roller is done static balance, static balance error≤50-80g
4). give information
A. size detection report, the report of b. chemical analysis, the report of c. seam inspection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310129112.2A CN103213183B (en) | 2013-04-15 | 2013-04-15 | Machining method for ceramic roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310129112.2A CN103213183B (en) | 2013-04-15 | 2013-04-15 | Machining method for ceramic roller |
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| Publication Number | Publication Date |
|---|---|
| CN103213183A true CN103213183A (en) | 2013-07-24 |
| CN103213183B CN103213183B (en) | 2015-03-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310129112.2A Active CN103213183B (en) | 2013-04-15 | 2013-04-15 | Machining method for ceramic roller |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104651577A (en) * | 2015-03-17 | 2015-05-27 | 江苏南山冶金机械制造有限公司 | Method for processing hollow ceramic furnace roller |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0012069B1 (en) * | 1978-11-22 | 1983-02-09 | Mircéa Borcoman | Factory-type installation with a rotating drum for producing concrete, reinforced concrete and/or prestressed concrete products |
| KR20110054120A (en) * | 2009-11-17 | 2011-05-25 | 유한회사 삼학콘크리트 | Manufacturing method and manufacturing device fundamental concrete connection unit street lamp prop used centrifugation |
| CN102171010A (en) * | 2008-10-08 | 2011-08-31 | 艾利森电话股份有限公司 | Method of making hollow concrete elements |
| CN202530139U (en) * | 2012-04-10 | 2012-11-14 | 江苏华冶科技有限公司 | Groove and hole combination on sink roller |
-
2013
- 2013-04-15 CN CN201310129112.2A patent/CN103213183B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0012069B1 (en) * | 1978-11-22 | 1983-02-09 | Mircéa Borcoman | Factory-type installation with a rotating drum for producing concrete, reinforced concrete and/or prestressed concrete products |
| CN102171010A (en) * | 2008-10-08 | 2011-08-31 | 艾利森电话股份有限公司 | Method of making hollow concrete elements |
| KR20110054120A (en) * | 2009-11-17 | 2011-05-25 | 유한회사 삼학콘크리트 | Manufacturing method and manufacturing device fundamental concrete connection unit street lamp prop used centrifugation |
| CN202530139U (en) * | 2012-04-10 | 2012-11-14 | 江苏华冶科技有限公司 | Groove and hole combination on sink roller |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104651577A (en) * | 2015-03-17 | 2015-05-27 | 江苏南山冶金机械制造有限公司 | Method for processing hollow ceramic furnace roller |
| CN104651577B (en) * | 2015-03-17 | 2016-09-07 | 江苏南山冶金机械制造有限公司 | The processing method of hollow ceramic furnace roller |
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| Publication number | Publication date |
|---|---|
| CN103213183B (en) | 2015-03-25 |
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Address after: 214500 Industrial Park, Dongxing Town, Taizhou, Jiangsu, Jingjiang Patentee after: Jiangsu Huaye Polytron Technologies Inc Address before: Dongxing city Jingjiang town of Jiangsu city in Taizhou province where 214500 Village No. 9 Dai Gou Yao Patentee before: Jiangsu Huaye Technology Co., Ltd. |