CN1733960A - Roller for polishing bright sheet and its production method - Google Patents
Roller for polishing bright sheet and its production method Download PDFInfo
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- CN1733960A CN1733960A CN 200410053679 CN200410053679A CN1733960A CN 1733960 A CN1733960 A CN 1733960A CN 200410053679 CN200410053679 CN 200410053679 CN 200410053679 A CN200410053679 A CN 200410053679A CN 1733960 A CN1733960 A CN 1733960A
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- work roll
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- die steel
- steel
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- 238000005498 polishing Methods 0.000 title claims abstract description 35
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 49
- 239000010959 steel Substances 0.000 claims abstract description 49
- 239000007788 liquid Substances 0.000 claims abstract description 18
- 238000000227 grinding Methods 0.000 claims abstract description 13
- 229910052750 molybdenum Inorganic materials 0.000 claims abstract description 6
- 230000003746 surface roughness Effects 0.000 claims abstract description 5
- 229910001651 emery Inorganic materials 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 6
- 239000004576 sand Substances 0.000 claims description 5
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 238000003801 milling Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 abstract description 8
- 229910001220 stainless steel Inorganic materials 0.000 abstract description 8
- 229910052804 chromium Inorganic materials 0.000 abstract description 3
- 239000000470 constituent Substances 0.000 abstract 1
- 230000007423 decrease Effects 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 10
- 229910000997 High-speed steel Inorganic materials 0.000 description 7
- 238000005096 rolling process Methods 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 229910000914 Mn alloy Inorganic materials 0.000 description 1
- 238000005275 alloying Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 210000000697 sensory organ Anatomy 0.000 description 1
Landscapes
- Grinding Of Cylindrical And Plane Surfaces (AREA)
- Metal Rolling (AREA)
- Reduction Rolling/Reduction Stand/Operation Of Reduction Machine (AREA)
Abstract
The working roller for polishing bright plate uses mould steel with hardness 60-63HRC, which comprises constituents as: 1.3-1.7% C, less than 0.7% Si, less than 0.7% Mn, less than 0.03% P and S, 11-13% Cr, 0.7-1.2% Mo, and 0.7-1.1% V. wherein, grinding the mould steel with GC180 grinding wheel and grinding liquid, and polishing to make the surface roughness Ra between 0.005-0.01mum. This invention can improve the grade of said plate, decreases cost, increases availability factor, and fit to spread in stainless steel industry.
Description
Technical field
The present invention relates to a kind of work roll and manufacture method technical field thereof that is used for high-quality polishing bright plate.
Background technology
Raising day by day along with China's material and culture level, people are more and more vigorous to the demand of high-quality stainless steel mirror board, wherein to make roller then be key in the key to Guan Jian rolling process production labor, want rolling high-quality bright plate, the luminance brightness of the bright plate that bright plate rolls out decision with work roll roughness and luminance brightness (or resolution).Main work roll material has rapid steel, semi-high speed steel, die steel etc., and its composition is as follows:
| C | Si | Mn | P&s | Cr | Mo | V | W | |
| Die steel | 1.3-1.7 | ＜0.7 | ＜0.7 | ＜0.03 | 11-13 | 0.7-1.2 | 0.7-1.1 | -- |
| Rapid steel | 0.7-1.0 | ＜1.2 | ＜0.7 | ＜0.03 | 3.5-5.5 | 3.5-6 | 2.00 | 3.00 |
| Semi-high speed steel | 1.30 | 0.4 | 0.4 | ＜0.03 | 3.5-5.5 | 4.5 | 4.0 | 5.5 |
With regard to the advance of stainless steel art, first-elected Japan.Japan's day new system steel was just broken through the high-quality Technology difficulty of stainless steel for many years.Its high-quality bright plate work roll is to adopt rapid steel or semi-high speed steel directly to grind by GC600 or GC400 order emery wheel to form, and technology is simple, and is with low cost.But so technology also has conspicuous shortcoming; at first for guaranteeing necessary resolution; work roll needs with rapid steel or semi-high speed steel; and rapid steel and semi-high speed steel material be because the alloy content height, and its nonferromagnetic substance is unsatisfactory, owing to contain less C and a large amount of alloying elements such as V, Mn in its material; in the nonferromagnetic substance difference; the surface quality of work roll is difficult for guaranteeing that roll surface can produce a large amount of sand grains cuts, has a strong impact on the exterior quality on bright plate surface.
Secondly, because contact the work roll surface chromatic aberration that causes with roll surface also is more scabrous problem to Tuo Wa, when roll grinding, the roll of rotation watt contacts with holding in the palm all the time, under the effect of sliding friction, easily produce zonal aberration, and then influence the quality on bright plate surface.
Also there is advanced stainless steel production technology in Europe; for satisfying the surface requirements of high-quality bright plate; the European adopts an original approach designs polishing machine; their work roll preparatory technology is to adopt semi-high speed steel to grind polishing again; thus; the band steel table and resolution obtained considerable raising; but the surface quality of bright plate is very poor; reason is: semi-high speed steel is because contain a large amount of V; the Mn alloy, its nonferromagnetic substance extreme difference is with general resin binder emery wheel; roll surface will stay indelible sand grains cut; and with ceramic cakingagent emery wheel, though surface appearance has certain improvement; pottery cakingagent emery wheel proposes high requirement again to the rigidity of grinding machine; roller surface very easily stays critical defects such as chatter mark owing to the vibration of grinding machine, and What is more, and such roll is after polishing; though the resolution on surface has improved; but roll surface inherent flaw is completely exposed more, and with the bright plate product that this roller is produced, whole plate face flaw spreads all over.
Show still do not have relevant patented technology report at home through retrieval.
Summary of the invention
Primary technical problem to be solved by this invention is to provide a kind of polishing work roll that is used for bright plate at existing background technology, it can improve stainless steel bright plate grade, and reduce the roll setting up cost of high-quality bright plate, improve the preparation and the service efficiency of work roll.
Another technical problem to be solved by this invention is that a kind of manufacture method that is used for the polishing work roll of bright plate is provided on above-mentioned basis, and it is good that it makes work roll have a surface quality, and quality easily guarantees, use cost is cheap, setup time is short, prepares the efficient height, and energy consumption is low.
The present invention solves the technical scheme that above-mentioned primary technical problem adopts: a kind of polishing work roll that is used for bright plate, it is characterized in that adopting die steel, its composition is: C1.3～1.7%, Si is less than 0.7%, Mn is less than 0.7%, and P and S are less than 0.03%, and Cr 11～13%, Mo 0.7～1.2%, and V 0.7～1.1%; The hardness of die steel is 60～63HRC; Roughness Ra is 0.005～0.01 μ m.
The present invention solves the technical scheme that above-mentioned another technical problem adopts: a kind of manufacture method of above-mentioned work roll, it is characterized in that: adopt die steel, its composition is: C1.3～1.7%, Si is less than 0.7%, Mn is less than 0.7%, and P and S are less than 0.03%, and Cr 11～13%, Mo 0.7～1.2%, and V 0.7～1.1%; The hardness of above-mentioned die steel is 60～63HRC; After above-mentioned die steel is made work roll, grind die steel with GC100-400 order emery wheel and lapping liquid, obtaining roughness Ra through polishing again is the work roll of 0.005～0.01 μ m.
Useful is, above-mentioned grinding adopts GC150-～320 order emery wheels and Japanese BT-103A lapping liquid or lapping liquid of the same type to grind die steel, and milling time is 15～18 minutes, and surfaceness reaches 0.1～0.25um, and the surface is fine and smooth, no sand grains cut.
Useful is that above-mentioned polishing is earlier with 800～1000
#Thick 1～2 passage of throwing of grinding stone, carry out finishing polish 1～2 passage with polishing machine auxiliary materials such as the diamond paste of 0.3～0.5um granularity, lapping liquids again, polishing time is 30～40 minutes, polish pressure is about 30～50Bar. after polishing, the surface roughness Ra of work roll will reach 0.005～0.01 μ m.
Compared with prior art, the invention has the advantages that:
The contrast experiment of die steel work roll and rapid steel work roll production bright plate, experimental result sees the following form:
| Rapid steel grinds work roll | Rapid steel polishing work roll | Die steel grinds and the polishing work roll | |
| Bright plate surface resolution | Common | Better | Good |
| The bright plate surface is fineness all | Difference | Difference | Good |
| Bright plate surface sense organ | Have white dim | Better | Good |
Die steel grinds and polishing work roll advantage has:
1) the equal fineness in the resolution of the high-quality bright plate of raising and surface improves stainless steel bright plate grade;
2) the roll setting up cost of the high-quality bright plate of reduction, the preparation and the service efficiency of raising work roll; Die steel is compared with rapid steel, and the buying cost of roll is cheap.In addition, the existing high-quality bright plate of manufacturer production adopts rapid steel to grind the technology that adds polishing with working roll, need 2 procedures just can finish, and this patent working roll can adopt the grinding die steel behind the rolling general surface stainless steel, increasing glossing again can finish, and then has improved working roll and prepared and service efficiency.
3) energy rate of raising polishing machine; The rapid steel polishing needs 50～60 minutes, and polish pressure big (more than the 60Bar), the polish temperature height, and the polishing energy consumption is big, and the die steel polishing only needs 30～40 minutes, and polish pressure has only 60% of rapid steel, and polish temperature is lower, and the polishing energy consumption is less;
4) novel process of die steel polishing work roll, because that it has a surface quality is good, quality guarantees that easily use cost is cheap, setup time is short, prepares numerous advantages such as efficient height, the tool promotional value.
Embodiment
Below in conjunction with embodiment the present invention is described in further detail.
A kind of work roll that is used for polishing bright plate, it adopts die steel, and the composition of die steel is:
C1.3～1.7%, Si is less than 0.7%, and Mn is less than 0.7%, and P and S be less than 0.03%,
Cr 11～13％，Mo 0.7～1.2％，V 0.7～1.1％；
The hardness of above-mentioned die steel is selected 60～63HRC for use; We know that the hardness of die steel is generally 58～60HRC, such hardness when producing high-quality bright plate owing to easily produce defective such as roll marks, influence the bright plate surface quality, so the hardness of die steel is brought up to 60～63HRC from 58～60HRC, we know that the hardness limit of die steel is about 63HRC, because the final pass that work roll is produced in bright plate uses, speed and the rolling load of this moment are all less, can not cause roll breakage or other problems because of the overvulcanization of die steel.
After above-mentioned die steel made working roll; grind die steel with GC100-400 order emery wheel and Japanese lapping liquid BT-103A special-purpose grinding fluid; Japan lapping liquid BT-103A is the collaborative KCC of a Japan production and selling; domestic lapping liquid of the same type can select for use Shanghai power to listen the lapping liquid of the QX-15 trade mark of company limited; the preferred GC150-of emery wheel～320 orders; the best is selected the GC180 order for use; the die steel working roll contains C and more low-gravity alloy of high specific weight because of it; its nonferromagnetic substance is fabulous; grind die steel with GC180 order emery wheel and corresponding lapping liquid; the equal fineness of roller surface is greatly improved, and lapping liquid also can adopt other homemade lapping liquid of the same type, and milling time is 15～18 minutes; surfaceness reaches 0.1～0.25um; the surface is fine and smooth, no sand grains cut, and then use 800-1000
#Thick 1～2 passage of throwing of grinding stone, carry out finishing polish 1～2 passage with polishing machine auxiliary materials such as the diamond paste of 0.3～0.5um granularity, lapping liquids again, polishing time is 30～40 minutes, the surface roughness Ra that makes work roll is 0.005～0.01 μ m, the surface resolution is good, and roller surface does not have any flaw, has just obtained the work roll that is used for polishing bright plate of the present invention.
The present invention has only done detailed explanation with regard to examples of implementation, the relevant technologies parameter, this technician's slip-stick artist can make empirical selection in above-mentioned scope, make the work roll of working it out meet the performance requriements of invention, so we launch to describe examples of implementation no longer one by one, if what parameter was selected certainly is reasonable, can make work roll obtain ideal technique effect more.
Claims (4)
1, a kind of polishing work roll that is used for bright plate is characterized in that adopting die steel, and its composition is:
C 1.3～1.7%, and Si is less than 0.7%, and Mn is less than 0.7%, and P and S be less than 0.03%,
Cr 11～13％， Mo 0.7～1.2％，V 0.7～1.1％；
The hardness of die steel is 60～63HRC;
Surface roughness Ra is 0.005～0.01 μ m.
2, a kind of manufacture method of claim 1 work roll is characterized in that: adopt die steel, its composition is:
C 1.3～1.7%, and Si is less than 0.7%, and Mn is less than 0.7%, and P and S be less than 0.03%,
Cr 11～13％， Mo 0.7～1.2％，V 0.7～1.1％；
The hardness of above-mentioned die steel is 60～63HRC;
After above-mentioned die steel is made work roll, grind die steel with GC100-400 order emery wheel and lapping liquid, obtaining roughness Ra through polishing again is the work roll of 0.005～0.01 μ m.
3, manufacture method according to claim 2; it is characterized in that its lapping liquid of described grinding selects Japanese BT-103A lapping liquid or lapping liquid of the same type for use, milling time is 15～18 minutes, grinds to make the surfaceness of work roll reach 0.1～0.15um; the surface is fine and smooth, no sand grains cut.
4, manufacture method according to claim 3 is characterized in that described polishing uses 800-1000 earlier
#Grinding stone slightly throw, carry out finishing polish with polishing machine auxiliary materials such as the diamond paste of 0.3～0.5um granularity, lapping liquids again, polishing time is 30～40 minutes, and polish pressure is 30～50Bar, and the surface roughness Ra that makes work roll is 0.005～0.01 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100536797A CN100503869C (en) | 2004-08-12 | 2004-08-12 | Roller for polishing bright sheet and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100536797A CN100503869C (en) | 2004-08-12 | 2004-08-12 | Roller for polishing bright sheet and its production method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1733960A true CN1733960A (en) | 2006-02-15 |
| CN100503869C CN100503869C (en) | 2009-06-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100536797A Expired - Lifetime CN100503869C (en) | 2004-08-12 | 2004-08-12 | Roller for polishing bright sheet and its production method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100503869C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104172935A (en) * | 2014-08-01 | 2014-12-03 | 广东美的生活电器制造有限公司 | Cuisine appliance stainless steel inner container and polishing technology thereof, and electric heating canteen |
| CN106269884A (en) * | 2015-06-12 | 2017-01-04 | 上海江南轧辊有限公司 | A kind of roller surface treatment method and roll thereof |
| CN108857591A (en) * | 2018-06-27 | 2018-11-23 | 张家港浦项不锈钢有限公司 | A kind of preparation method of 304 stainless steel thickness material mirror surface |
| CN114273989A (en) * | 2021-12-22 | 2022-04-05 | 安徽工业大学 | Preparation method of super-mirror roller for high-temperature superconducting tape base band |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1006813B (en) * | 1988-12-14 | 1990-02-14 | 湖南省冶金材料研究所 | High strength toughness mould steel |
| SE514226C2 (en) * | 1999-04-30 | 2001-01-22 | Uddeholm Tooling Ab | Cold working tools of steel, its use and manufacture |
| JP4066649B2 (en) * | 2001-11-30 | 2008-03-26 | 松下電工株式会社 | Wall light fixture |
-
2004
- 2004-08-12 CN CNB2004100536797A patent/CN100503869C/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104172935A (en) * | 2014-08-01 | 2014-12-03 | 广东美的生活电器制造有限公司 | Cuisine appliance stainless steel inner container and polishing technology thereof, and electric heating canteen |
| CN106269884A (en) * | 2015-06-12 | 2017-01-04 | 上海江南轧辊有限公司 | A kind of roller surface treatment method and roll thereof |
| CN106269884B (en) * | 2015-06-12 | 2019-03-29 | 上海江南轧辊有限公司 | A kind of roller surface treatment method and its roll |
| CN108857591A (en) * | 2018-06-27 | 2018-11-23 | 张家港浦项不锈钢有限公司 | A kind of preparation method of 304 stainless steel thickness material mirror surface |
| CN114273989A (en) * | 2021-12-22 | 2022-04-05 | 安徽工业大学 | Preparation method of super-mirror roller for high-temperature superconducting tape base band |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100503869C (en) | 2009-06-24 |
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Granted publication date: 20090624 |
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