CN107199507A - Technological method for grinding roller - Google Patents
Technological method for grinding roller Download PDFInfo
- Publication number
- CN107199507A CN107199507A CN201710444992.0A CN201710444992A CN107199507A CN 107199507 A CN107199507 A CN 107199507A CN 201710444992 A CN201710444992 A CN 201710444992A CN 107199507 A CN107199507 A CN 107199507A
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- Prior art keywords
- grinding
- control
- speed
- roll
- fine
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- 238000000227 grinding Methods 0.000 title claims abstract description 185
- 238000000034 method Methods 0.000 title claims abstract description 98
- 230000008569 process Effects 0.000 claims abstract description 65
- 239000012530 fluid Substances 0.000 claims abstract description 8
- 239000000919 ceramic Substances 0.000 claims abstract description 6
- 239000003082 abrasive agent Substances 0.000 claims description 25
- 229910001651 emery Inorganic materials 0.000 claims description 8
- 238000007670 refining Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000008676 import Effects 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000010425 asbestos Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011143 downstream manufacturing Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052895 riebeckite Inorganic materials 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/002—Grinding heads
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding-Machine Dressing And Accessory Apparatuses (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding Of Cylindrical And Plane Surfaces (AREA)
Abstract
The invention provides a process method for grinding a roller, which comprises the following steps: carrying out coarse grinding and half coarse grinding on the roller by using a No. 120 ceramic grinding wheel, wherein in the coarse grinding process, the linear speed of the grinding wheel is controlled to be 37-38 m/s, the rotating speed of the roller is controlled to be 39-40 rpm, and the longitudinal moving speed of the Z axis of a grinding machine is controlled to be 2800-3000 m/s; in the semi-coarse grinding process, the linear speed of a grinding wheel is controlled to be 35-36 m/s, the rotating speed of a roller is controlled to be 37-38 rpm, and the longitudinal moving speed of a Z axis of a grinding machine is controlled to be 2600-2800 m/s; carrying out semi-finish grinding on the roller by using a No. 320 ceramic grinding wheel, wherein in the semi-finish grinding process, the linear speed of the grinding wheel is controlled to be 22-24 m/s, the rotating speed of the roller is controlled to be 34-38 rpm, and the longitudinal moving speed of a Z shaft of a grinding machine is controlled to be 600-800 m/s; finely grinding the roller by using a No. 320 ceramic grinding wheel, wherein in the finely grinding process, the linear speed of the grinding wheel is controlled to be 18-22 m/s, the rotating speed of the roller is controlled to be 42-54 rpm, and the longitudinal moving speed of a Z shaft of a grinding machine is controlled to be 400-500 m/s; wherein the semi-refining comprises: first semi-finish grinding and second semi-finish grinding; the finish grinding comprises: primary fine grinding, secondary fine grinding and third fine grinding; the concentration of the grinding fluid is 3.5-4.0%.
Description
Technical field
The invention belongs to iron and steel smelting technology field, more particularly to a kind of process of grinding roller.
Background technology
High light mirror board is as a kind of huge strip of market demand, in food food and drink, LED, lockset, gift package
The fields such as dress, lighter are widely applied.
The characteristics of high light mirror board is high to the surface quality requirements of product, and surface roughness must be controlled
Less than Ra0.3 μm, and can not have the defects such as any aberration, scuffing, roll marks, the matter of the bright mirror board of height of current domestic production
Amount cannot be guaranteed, and high light mirror board depends on import, so causes production cost to increase.
The content of the invention
The problem of existing for prior art, the embodiments of the invention provide a kind of process of grinding roller, is used for
Prior art is solved when using high bright mirror board manufacture product, high light mirror board needs dependence on import to cause production cost
The technical problem of increase.
The present invention provides a kind of process of grinding roller, and methods described includes：
Corase grind and half is carried out to the roll using 120# vitrified abrasives to roughly grind, and in rough grinding pass, controls grinding speed
For 37~38m/s, to control the roll rotational speed be 39~40rpm, controls grinding machine Z axis lengthwise travel rate to be 2800~3000m/
s；
In half rough grinding pass, to control grinding speed be 35~36m/s, controls the roll rotational speed to be 37~38rpm, control
Grinding machine Z axis lengthwise travel rate processed is 2600~2800m/s；
Half is carried out to the roll to refine, in half lapping process, control the grinding speed to be using 320# vitrified abrasives
22~24m/s, to control the roll rotational speed be 34~38rpm, controls grinding machine Z axis lengthwise travel rate to be 600~800m/s；
The roll is refined using 320# vitrified abrasives, in lapping process, control grinding speed for 18~
22m/s, to control the roll rotational speed be 42~54rpm, controls grinding machine Z axis lengthwise travel rate to be 400~500m/s；Wherein,
Half fine grinding includes：Half refine and half refine for the second time for the first time；The fine grinding includes：Refine, refine for the first time for second
And third time is refined；In whole grinding process, the concentration of grinding fluid is 3.5~4.0%.
In such scheme, in rough grinding pass, methods described also includes：
The end feed speed for controlling bistrique is 0.25~0.3mm/min；It is 0.025~0.03mm to control Fine Feed amount；
It is 20A to control abrasive machine electric current.
In such scheme, in half rough grinding pass, methods described also includes：The end feed speed for controlling bistrique is 0.2
~0.25mm/min；It is 0.02~0.025mm to control Fine Feed amount；It is 2 to control grinding passage.
In such scheme, in half lapping process for the first time, methods described also includes：Control the end feed speed of bistrique
For 0.04~0.05mm/min；It is 0.02~0.03mm to control Fine Feed amount；It is 3 to control grinding passage.
In such scheme, in second of half lapping process, methods described also includes：Control the end feed speed of bistrique
For 0.04~0.05mm/min；It is 0.02~0.03mm to control Fine Feed amount；It is 3 to control grinding passage.
In such scheme, in lapping process, methods described also includes：It is 2~4A to control abrasive machine electric current.
In such scheme, described in first time lapping process, methods described also includes：Control the end feeding speed of bistrique
Spend for 0.02~0.025mm/min；It is 0.01~0.015mm to control Fine Feed amount；It is 2 to control grinding passage.
In such scheme, described in second of lapping process, methods described also includes：The abrasive machine electric current is controlled to be
4A, it is 2 to control grinding passage.
In such scheme, described in third time lapping process, methods described also includes：It is 2A to control abrasive machine electric current,
It is 2 to control grinding passage.
In such scheme, in half fine grinding and lapping process, the hardness level of the 320# vitrified abrasives is L grades.
In such scheme, the roughness Ra of the roll is no more than 0.1um.
The invention provides a kind of process of grinding roller, methods described includes：Using 120# vitrified abrasives to institute
State roll to carry out in corase grind and half corase grind, rough grinding pass, control grinding speed for 37~38m/s, control the roll rotational speed
For 39~40rpm, grinding machine Z axis lengthwise travel rate is controlled to be 2800~3000m/s；In half rough grinding pass, emery wheel linear speed is controlled
It is 37~38rpm that degree, which is 35~36m/s, control the roll rotational speed, control grinding machine Z axis lengthwise travel rate be 2600~
2800m/s；Half is carried out to the roll to refine, in half lapping process, control the grinding speed to be using 320# vitrified abrasives
22~24m/s, to control the roll rotational speed be 34~38rpm, controls grinding machine Z axis lengthwise travel rate to be 600~800m/s；Profit
The roll is refined with 320# vitrified abrasives, in lapping process, it is 18~22m/s, control to control grinding speed
The roll rotational speed is 42~54rpm, controls grinding machine Z axis lengthwise travel rate to be 400~500m/s；Wherein, described half refine
Including：Half refine and half refine for the second time for the first time；The fine grinding includes：Refine, refine for second and third time essence for the first time
Mill；In whole grinding process, the concentration of grinding fluid is 3.5~4.0%；In this way, using specific ceramics in grinding process
Emery wheel, grinding efficiency is high, and grinding force is small, when the grinding parameter based on offer is ground to roll, you can get roughness
Ra is 0.1um or so roll, and then when being rolled using the roll to strip, can get high-quality high euphotic belt
Product made from steel, and then reduce the production cost of downstream manufacturing enterprise.
Brief description of the drawings
Fig. 1 is the process schematic flow sheet of grinding roller provided in an embodiment of the present invention.
Embodiment
In order to solve prior art when using high bright mirror board manufacture product, high light mirror board needs dependence on import
The technical problem for causing production cost to increase, the invention provides a kind of process of grinding roller, methods described includes：Profit
Corase grind and half is carried out to the roll with 120# vitrified abrasives to roughly grind, in rough grinding pass, it is 37~38m/ to control grinding speed
S, to control the roll rotational speed be 39~40rpm, controls grinding machine Z axis lengthwise travel rate to be 2800~3000m/s；Partly roughly ground
Cheng Zhong, to control grinding speed be 35~36m/s, control the roll rotational speed to be 37~38rpm, control grinding machine Z axis is longitudinally moved
Dynamic speed is 2600~2800m/s；Half is carried out using 320# vitrified abrasives to the roll to refine, in half lapping process, control
It is 34~38rpm that grinding speed processed, which is 22~24m/s, control the roll rotational speed, control the grinding machine Z axis lengthwise travel rate to be
600~800m/s；The roll is refined using 320# vitrified abrasives, in lapping process, controls the grinding speed to be
18~22m/s, to control the roll rotational speed be 42~54rpm, controls grinding machine Z axis lengthwise travel rate to be 400~500m/s；Its
In, half fine grinding includes：Half refine and half refine for the second time for the first time；The fine grinding includes：First time fine grinding, second of essence
Mill and third time are refined；In whole grinding process, the concentration of grinding fluid is 3.5~4.0%.
Technical scheme is described in further detail below by drawings and the specific embodiments.
Embodiment one
The present embodiment provides a kind of process of grinding roller, as shown in figure 1, methods described includes：
S101, carries out corase grind and half to the roll using 120# vitrified abrasives and roughly grinds, in rough grinding pass, control emery wheel line
It is 39~40rpm that speed, which is 37~38m/s, control the roll rotational speed, control grinding machine Z axis lengthwise travel rate be 2800~
3000m/s。
In this step, before being roughly ground to roll, using support watt back-up roll so that roll is placed on grinding machine, it will roll
After roller is placed on grinding machine, corase grind and half is carried out to the roll using 120# vitrified abrasives and is roughly ground, with can be by roll removal amount
Removing is fallen, it is ensured that the fatigue layer of roll removes clean.The hardness level of the 120# vitrified abrasives is L grades.It should be noted that
In whole grinding process, the concentration of grinding fluid is 3.5~4.0%, and grinding fluid quality is clean, no-sundries.
The grinding parameter being then based in rough grinding pass is roughly ground to roll, and the grinding parameter includes：Emery wheel linear speed
Degree, roll rotational speed, grinding machine Z axis lengthwise travel rate, the end feed speed of bistrique, micro- amount of feed, grinding electric current and grinding road
Inferior parameter.
In rough grinding pass, to control grinding speed be 37~38m/s, controls the roll rotational speed to be 39~40rpm, control
Grinding machine Z axis lengthwise travel rate processed is 2800~3000m/s；The end feed speed for controlling bistrique is 0.25~0.3mm/min；
It is 0.025~0.03mm to control Fine Feed amount；It is 20A to control abrasive machine electric current.
In the present embodiment, grinding speed is 38m/s, and roll rotational speed is that 40rpm, Z axis lengthwise travel rate are 3000m/
s；End feed speed is 0.3mm/min；Fine Feed amount is 0.03mm, and abrasive machine electric current is 20A.
In S102, half rough grinding pass, to control grinding speed be 35~36m/s, control the roll rotational speed be 37~
38rpm, control grinding machine Z axis lengthwise travel rate be 2600~2800m/s.
After roughly grinding roll, also need to carry out half to roughly grind, in half rough grinding pass, control grinding speed be 35~
36m/s, to control the roll rotational speed be 37~38rpm, controls grinding machine Z axis lengthwise travel rate to be 2600~2800m/s.
In the present embodiment, in half rough grinding pass, grinding speed is 36m/s, and roll rotational speed is 38rpm, Z axis is vertically moved
Speed is 2600m/s；End feed speed is 0.2mm/min；Fine Feed amount is 0.02mm, and grinding passage is 2.
S103, carries out half to the roll using 320# vitrified abrasives and refines, in half lapping process, control emery wheel linear speed
It is 34~38rpm that degree, which is 22~24m/s, control the roll rotational speed, control grinding machine Z axis lengthwise travel rate to be 600~800m/
s。
In this step, roll is carried out after half corase grind, also need to carry out partly refining using 320# vitrified abrasives, half fine grinding
Including：Half refine and half refine for the second time for the first time；The hardness level of the 320# vitrified abrasives is L grades.
In half lapping process, to control grinding speed be 22~24m/s, control the roll rotational speed to be 34~38rpm,
It is 600~800m/s to control grinding machine Z axis lengthwise travel rate.
Here, in half lapping process for the first time, the end feed speed for also needing to control bistrique is 0.04~0.05mm/
min；It is 0.02~0.03mm to control Fine Feed amount；It is 3 to control grinding passage.
In second of half lapping process, the end feed speed for also needing to control bistrique is 0.04~0.05mm/min；Control
Fine Feed amount processed is 0.02~0.03mm；It is 3 to control grinding passage.
Specifically, in half lapping process for the first time, grinding speed is 24m/s, and roll rotational speed is 34rpm, Z axis longitudinal direction
Translational speed is 800m/s；End feed speed is 0.05mm/min；Fine Feed amount is 0.03mm, and grinding passage is 3.
In second of half lapping process, grinding speed is 22m/s, and roll rotational speed is 38rpm, Z axis vertically moves speed
Spend for 600m/s；End feed speed is 0.03mm/min；Fine Feed amount is 0.02mm, and grinding passage is 3.
S104, is refined using 320# vitrified abrasives to the roll, in lapping process, controls the grinding speed to be
18~22m/s, to control the roll rotational speed be 42~54rpm, controls grinding machine Z axis lengthwise travel rate to be 400~500m/s.
In this step, roll is carried out after half fine grinding, also need to refine the roll using 320# vitrified abrasives, its
In, the fine grinding includes：Fine grinding, second of fine grinding and third time are refined for the first time；The hardness level of the 320# vitrified abrasives
For L grades.
In lapping process, to control grinding speed be 18~22m/s, controls the roll rotational speed to be 42~54rpm, control
Grinding machine Z axis lengthwise travel rate processed is 400~500m/s.
Further, in first time lapping process, also need to control the end feed speed of bistrique for 0.02~
0.025mm/min；It is 0.01~0.015mm to control Fine Feed amount；It is 2 to control grinding passage；First lapping process is sand
Take turns position control mode.
In second of lapping process, also need to control abrasive machine electric current to be 2~4A, it is 2 to control grinding passage.
In three lapping process, also need to control abrasive machine electric current to be 2~4A, it is 2 to control grinding passage.
Specifically, in first time lapping process, grinding speed is 21m/s, and roll rotational speed is the longitudinally shifting of 42rpm, Z axis
Dynamic speed is 500m/s；It is 2 to be ground passage.
In second of lapping process, grinding speed is 20m/s, and roll rotational speed is 48rpm, Z axis lengthwise travel rate
For 400m/s；It is 2 to be ground passage, and abrasive machine electric current is 4A.
In third time lapping process, grinding speed is 20m/s, and roll rotational speed is 52rpm, Z axis lengthwise travel rate
For 400m/s；It is 2 to be ground passage, and abrasive machine electric current is 2A.Second lapping process and third time lapping process are abrasive machine
Current control mode.
This completes the grinding to roll.
After the completion of grinding, nine specific roughness scenarios of point of measurement on two buses, every bus are chosen on roll and are seen
Table 1.
Table 1
In table 1, WS refers to the active side of roll, and DS refers to the driving side of roll, as can be seen from Table 1, nine measurements
The roughness of point is 0.1um or so, has reached predeterminated target.And then can be kept away using the high bright mirror board of roll rolling
Exempting from down-stream enterprise needs the high bright mirror board of dependence on import to produce product, and then reduces production cost.
Finally, last layer antirust oil can be uniformly applied on the surface of roll, is superscribed with relatively thin plastic cloth, prevent life
Rust；And lid last layer asbestos cloth, prevent from going on the road of producing line to collide with transport, scratch.
The beneficial effect that the process of grinding roller provided in an embodiment of the present invention can be brought is at least：
The invention provides a kind of process of grinding roller, methods described includes：Using 120# vitrified abrasives to institute
State roll to carry out in corase grind and half corase grind, rough grinding pass, control grinding speed for 37~38m/s, control the roll rotational speed
For 39~40rpm, grinding machine Z axis lengthwise travel rate is controlled to be 2800~3000m/s；In half rough grinding pass, emery wheel linear speed is controlled
It is 37~38rpm that degree, which is 35~36m/s, control the roll rotational speed, control grinding machine Z axis lengthwise travel rate be 2600~
2800m/s；Half is carried out to the roll to refine, in half lapping process, control the grinding speed to be using 320# vitrified abrasives
22~24m/s, to control the roll rotational speed be 34~38rpm, controls grinding machine Z axis lengthwise travel rate to be 600~800m/s；Profit
The roll is refined with 320# vitrified abrasives, in lapping process, it is 18~22m/s, control to control grinding speed
The roll rotational speed is 42~54rpm, controls grinding machine Z axis lengthwise travel rate to be 400~500m/s；Wherein, described half refine
Including：Half refine and half refine for the second time for the first time；The fine grinding includes：Refine, refine for second and third time essence for the first time
Mill；In whole grinding process, the concentration of grinding fluid is 3.5~4.0%；In this way, using specific ceramics in grinding process
Emery wheel, grinding efficiency is high, and grinding force is small, when the grinding parameter based on offer is ground to roll, you can get roughness
Ra is 0.1um or so roll, and then when being rolled using the roll to strip, can get high-quality high euphotic belt
Product made from steel, it is to avoid the high euphotic belt product made from steel of down-stream enterprise's dependence on import could produce corresponding product, and then reduce downstream life
Produce the production cost of enterprise.
The foregoing is only a preferred embodiment of the present invention, is not intended to limit the scope of the present invention, it is all
Any modifications, equivalent substitutions and improvements made within the spirit and principles in the present invention etc., should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. a kind of process of grinding roller, it is characterised in that methods described includes：
Corase grind and half is carried out to the roll using 120# vitrified abrasives to roughly grind, in rough grinding pass, it is 37 to control grinding speed
~38m/s, to control the roll rotational speed be 39~40rpm, controls grinding machine Z axis lengthwise travel rate to be 2800~3000m/s；
In half rough grinding pass, to control grinding speed be 35~36m/s, control the roll rotational speed to be 37~38rpm, control mill
Bed Z axis lengthwise travel rate is 2600~2800m/s；
Half is carried out to the roll using 320# vitrified abrasives to refine, in half lapping process, control grinding speed be 22~
24m/s, to control the roll rotational speed be 34~38rpm, controls grinding machine Z axis lengthwise travel rate to be 600~800m/s；
The roll is refined using 320# vitrified abrasives, in lapping process, it is 18~22m/ to control grinding speed
S, to control the roll rotational speed be 42~54rpm, controls grinding machine Z axis lengthwise travel rate to be 400~500m/s；Wherein, it is described
Half fine grinding includes：Half refine and half refine for the second time for the first time；The fine grinding includes：Fine grinding, second fine grinding and for the first time
Three fine grindings；In whole grinding process, the concentration of grinding fluid is 3.5~4.0%.
2. the method as described in claim 1, it is characterised in that in rough grinding pass, methods described also includes：
The end feed speed for controlling bistrique is 0.25~0.3mm/min；It is 0.025~0.03mm to control Fine Feed amount；Control
Abrasive machine electric current is 20A.
3. the method as described in claim 1, it is characterised in that in half rough grinding pass, methods described also includes：Control bistrique
End feed speed be 0.2~0.25mm/min；It is 0.02~0.025mm to control Fine Feed amount；It is 2 to control grinding passage.
4. the method as described in claim 1, it is characterised in that in half lapping process for the first time, methods described also includes：Control
The end feed speed of bistrique processed is 0.04~0.05mm/min；It is 0.02~0.03mm to control Fine Feed amount；Control grinding road
Secondary is 3.
5. the method as described in claim 1, it is characterised in that in second of half lapping process, methods described also includes：Control
The end feed speed of bistrique processed is 0.04~0.05mm/min；It is 0.02~0.03mm to control Fine Feed amount；Control grinding road
Secondary is 3.
6. the method as described in claim 1, it is characterised in that in lapping process, methods described also includes：Control abrasive machine
Electric current is 2~4A.
7. the method as described in claim 1, it is characterised in that described in first time lapping process, methods described also includes：
The end feed speed for controlling bistrique is 0.02~0.025mm/min；It is 0.01~0.015mm to control Fine Feed amount；Control mill
It is 2 to cut passage.
8. the method as described in claim 1, it is characterised in that described in second of lapping process, methods described is also wrapped
Include：It is 4A to control abrasive machine electric current, and it is 2 to control grinding passage.
9. the method as described in claim 1, it is characterised in that described in third time lapping process, methods described also includes：
It is 2A to control abrasive machine electric current, and it is 2 to control grinding passage.
10. the method as described in claim 1, it is characterised in that in half fine grinding and lapping process, the 320# ceramics
The hardness level of emery wheel is L grades.
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|---|---|---|---|
| CN201710444992.0A CN107199507A (en) | 2017-06-12 | 2017-06-12 | Technological method for grinding roller |
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|---|---|---|---|
| CN201710444992.0A CN107199507A (en) | 2017-06-12 | 2017-06-12 | Technological method for grinding roller |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108788941A (en) * | 2018-07-06 | 2018-11-13 | 攀钢集团西昌钢钒有限公司 | A kind of method for grinding of CVC rolls |
| CN110052900A (en) * | 2019-05-29 | 2019-07-26 | 北京首钢股份有限公司 | A kind of method for grinding improving the new roller initial stage roll surface roughness of breaking-down roll |
| CN110193759A (en) * | 2019-05-13 | 2019-09-03 | 本钢板材股份有限公司 | A kind of high-precision cold roll grinding control method |
| CN110340149A (en) * | 2019-07-19 | 2019-10-18 | 首钢京唐钢铁联合有限责任公司 | roller and grinding method thereof |
| CN111872749A (en) * | 2020-06-17 | 2020-11-03 | 宁波宝新不锈钢有限公司 | Grinding method of mirror surface leveling roller |
| CN112171382A (en) * | 2020-08-31 | 2021-01-05 | 山西太钢不锈钢精密带钢有限公司 | Grinding method of disc shear for shearing stainless steel precise foil |
| CN112207644A (en) * | 2020-08-31 | 2021-01-12 | 山西太钢不锈钢精密带钢有限公司 | Roller grinding method for reducing sand drop marks on surface of ultrathin stainless steel strip |
| CN112792621A (en) * | 2020-12-31 | 2021-05-14 | 贵阳博亚机械制造有限公司 | Super-precision mirror surface machining process |
| CN114986260A (en) * | 2022-05-27 | 2022-09-02 | 湖南华菱涟源钢铁有限公司 | Method for grinding roller and mirror roller |
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