CN106269877B - A kind of coil wrapper roll roll gap automatic Calibration and precision test method - Google Patents
A kind of coil wrapper roll roll gap automatic Calibration and precision test method Download PDFInfo
- Publication number
- CN106269877B CN106269877B CN201610717383.3A CN201610717383A CN106269877B CN 106269877 B CN106269877 B CN 106269877B CN 201610717383 A CN201610717383 A CN 201610717383A CN 106269877 B CN106269877 B CN 106269877B
- Authority
- CN
- China
- Prior art keywords
- roll
- wrapping
- wrapping roll
- gap
- demarcation
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B2015/0057—Coiling the rolled product
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
- Controlling Rewinding, Feeding, Winding, Or Abnormalities Of Webs (AREA)
Abstract
The invention discloses a kind of coil wrapper roll roll gap automatic Calibration and precision test method, specific demarcating steps are as follows：1) Wrapping Roll for choosing needs to demarcate on OPU guidance panels；2) Wrapping Roll demarcation picture is opened, coil wrapper roll mode of operation is switched to proving operation pattern (CAL)；3) reel state is switched to the pre- state that rises on OPU guidance panels；4) demarcation is clicked in demarcation picture to start (START), the Wrapping Roll of chosen demarcation is gradually pressed against when Wrapping Roll contacts with reel from 10.0mm Roll-gap positions state to reel, when the velocity feedback of Wrapping Roll reaches 0.8m/s, now Wrapping Roll roll gap is 0mm roll gap and is driven by position sensor to control system for system identification.Eliminate the unsafe factor in calibration process；It is easy to operation, do not limited by work on the spot environment；Without manually measuring Wrapping Roll roll gap with clearance gauge successively, the error that manual measurement is brought is eliminated, precision greatly improves.
Description
Technical field
The present invention relates to a kind of scaling method, specifically a kind of coil wrapper roll roll gap automatic Calibration and precision are tested
Card method.
Background technology
Hot-strip reels include the visual plants such as flipper guide, pinch roll, Wrapping Roll, reel, movable supporting, wherein often
Individual coiling machine shares 3 Wrapping Rolls, i.e. 1# Wrapping Rolls (WR1), 2# Wrapping Rolls (WR2), 3# Wrapping Rolls (WR3), encircles successively
Around reel, as shown in Figure 1.
Wrapping Roll has following operator scheme：Manual operation mode (MAN), semi-automatic operating mode (SMI), it is automatically brought into operation mould
Formula (AUTO), proving operation pattern (CAL).The roll gap of Wrapping Roll refers to that (roll position is divided into Wrapping Roll to the distance between reel
Three states, tighten, rise in advance, rise entirely, now reel is in the pre- state that rises), whole coiling process initial stage under automatic operation mode
Wrapping Roll action process is as follows：After coiling machine is changed trains or buses, Wrapping Roll roll gap is in holding fix (10.0mm roll gap), and finish rolling F2 stings steel
Batch and receive strip information (width W, thickness H, unit tension Ten, coiling temperature T etc.), and carry out coiling machine selection, be chosen
In each equipment of coiling machine carry out roll gap setting according to the strip information that receives, wherein three Wrapping Rolls WR1, WR2, WR3
Roll gap setting is respectively H+3, H+2, H+1；Strip steel head acts and presses against strip successively into three Wrapping Rolls in coiling machine
On reel, strip enters in coiling machine after a circle is batched in coiling machine, and three Wrapping Rolls carry out leapfrog campaign, jumping cloth knot successively
Reel rises entirely after beam, and Wrapping Roll is fully open after batching 3 to 5 circles, batches latter stage Wrapping Roll and tail part of band steel is carried out to press tail control.
Coil wrapper roll is functioned as follows by above-mentioned action process during strip coiling：Guide strip steel head
Into coiling machine, strip is pressed firmly against on reel in strip steel head coiling process, batched on heavy gauge steel strip head
Automatic Autostep is carried out in journey, prevents belt steel surface from producing impression, batches the pressure tail for finishing and carrying out coil of strip, ensures strip coiling
Middle scroll is good.
But the realization of above-mentioned function relies on accurately Wrapping Roll roll gap precision controlling, traditional Wrapping Roll roll gap calibration side
Method when demarcating Wrapping Roll roll gap, is manually entered in coiling machine always along Wrapping Roll roll gap is manually demarcated, Wrapping Roll is got to
Smaller roll gap, the gap between Wrapping Roll and reel is measured using clearance gauge, is being demarcated measured value as the roll gap of Wrapping Roll
Reading demarcation is carried out in picture.It is larger error to be present in manual measurement, and is manually entered coiling machine and carries out Wrapping Roll roll gap measurement danger
It is dangerous big, demarcate three Wrapping Rolls of a coiling machine and expend time length, and precision is not high, restricts the normal production run in scene；With
Groping for field experience, proposes to carry out Wrapping Roll roll gap automatic Calibration using Wrapping Roll pressure circle system：Use 2.5 tons
Pressure carry out Wrapping Roll roll gap automatic Calibration as nominal pressure, but practice is got up, and Wrapping Roll pressure oscillation is big, it is difficult to
Ensure in the range of 2.5 tons, can not still realize Wrapping Roll roll gap automatic Calibration.Volume is helped therefore, needing badly and taking new scheme to realize
Roller gap automatic Calibration.
The content of the invention
It is an object of the invention to provide a kind of coil wrapper roll roll gap automatic Calibration and precision test method, this method
1700 Hot Line coiling machine production operations are relied on to put into practice, Wrapping Roll roll gap calibration is by being manually demarcated as automatic Calibration, and roll gap essence
Degree checking is changed into verifying automatically, improves the efficiency of Wrapping Roll roll gap calibration, eliminate Wrapping Roll calibration process from manual verification
In unsafe factor, and substantially increase Wrapping Roll roll gap precision.
The technical scheme adopted by the invention to solve the technical problem is that：A kind of coil wrapper roll roll gap automatic Calibration and
Precision test method, specific demarcating steps are as follows：
1) Wrapping Roll for choosing needs to demarcate on OPU guidance panels；
2) Wrapping Roll demarcation picture is opened, coil wrapper roll mode of operation is switched to proving operation pattern (CAL)；
3) reel state is switched to the pre- state that rises on OPU guidance panels, it is contemplated that the abrasion of reel secter pat, will roll up
Cylinder gets to pre- position of rising, and substitutes reel getting to 745mm positions, be combined with physical device situation, roll gap precision is higher；
Then check Wrapping Roll demarcation picture in equipment state, coiling machine without jerk, stop signal, coiling machine movable supporting soon
Close, coil stripping car is in home, Wrapping Roll is in calibration mode, rise in advance state, coiling machine hydraulic pressure of reel is normal, the above
Demarcation condition is without exception；
4) click on demarcation in demarcation picture to start (START), reel will be rotated with 1.0m/s speed, and chosen demarcation helps
Winding up roller is gradually pressed against when Wrapping Roll contacts with reel from 10.0mm Roll-gap positions state to reel, and Wrapping Roll is by reel by turn
It is dynamic, it is bonded with contact of the Wrapping Roll with reel, Wrapping Roll speed gradually increases, is more than when the velocity feedback of Wrapping Roll reaches
Equal to 0.8m/s, now Wrapping Roll roll gap is 0mm roll gap and is driven by position sensor to control system for system identification；Help volume
Roller can start calibration mode in any position, and 10.0mm roll gap is arrived without in advance closing Wrapping Roll.
5) demarcation is completed, and Wrapping Roll is opened to 10.0mm roll gap；
6) precision test is carried out after the completion of demarcating：After the completion of demarcation, Wrapping Roll mode of operation is switched to manually operated mould
Formula, speed are 0.5m/s rotating drums, manual-lock Wrapping Roll, and observation Wrapping Roll roll gap and Wrapping Roll speed in picture is demarcated
Spend value of feedback, when Wrapping Roll roll gap is for -1.0mm -1.0mm between, observe Wrapping Roll speed and spool velocity whether
Between 0.4m/s -0.5m/s, if illustrating that stated accuracy meets to require in the range of, essence is unsatisfactory for if not in the range of
Degree requirement need to repeat more than 1) -5) the step of demarcated again.
Further, the Wrapping Roll that needs are demarcated, or choose needs to demarcate three is chosen to help on OPU guidance panels
Winding up roller.
Further, Wrapping Roll roll gap is not in 10.0mm Roll-gap positions, the then automatic quick closedown of Wrapping Roll to 10.0mm positions.
Further, then calibration process is automatically stopped when Wrapping Roll pressure value is more than 5000KN in calibration process, is needed again
Demarcated.Using during Wrapping Roll roll gap automatic Calibration using Wrapping Roll pressure feedback value then as trigger protection function according to
According to if Wrapping Roll pressure will automatically generate pressure limit alarm, and Wrapping Roll can automatically open up more than the protection value designed
Wrapping Roll is protected.
Further, the Wrapping Roll gap values between rollers are 0mm.
The beneficial effects of the invention are as follows：
1st, demarcation manually is substituted using Wrapping Roll roll gap automatic Calibration, built in measurement Wrapping Roll roller is batched without being manually entered
Seam, eliminates the unsafe factor in calibration process；It is easy to operation, do not limited by work on the spot environment；Need not manually successively
Wrapping Roll roll gap is measured with clearance gauge, eliminates the error that manual measurement is brought, precision greatly improves；When eliminating manual measurement
Between, quickness and high efficiency；
Position-force control is used when the 2nd, using Wrapping Roll roll gap automatic Calibration, pressure is substituted as certainly using Wrapping Roll speed
The benchmark of dynamic demarcation, is not influenceed, operation convenient to carry out by Wrapping Roll pressure oscillation；
3rd, using during Wrapping Roll roll gap automatic Calibration using the pressure feedback value of Wrapping Roll then as trigger protection function
Foundation, if Wrapping Roll pressure exceedes the protection value of design, pressure limit alarm will be automatically generated, and Wrapping Roll can be beaten automatically
Open and Wrapping Roll is protected.
When the 4th, using Wrapping Roll roll gap automatic Calibration, whether demarcation is completed can be high-visible in picture；In view of volume
The abrasion of cylinder secter pat, gets to pre- position of rising by reel, substitutes reel getting to 745mm positions, mutually tied with physical device situation
Close, roll gap precision is higher.
Brief description of the drawings
Fig. 1 is Wrapping Roll roll gap automatic Calibration surface chart；
Fig. 2 is Wrapping Roll and reel cooperation schematic diagram.
In figure：1 reel, 2 Wrapping Rolls.
Embodiment
A kind of coil wrapper roll roll gap automatic Calibration and precision test method of the present invention are made with reference to Figure of description
It is described further below.
As illustrated, a kind of coil wrapper roll roll gap automatic Calibration and precision test method of the present invention, specific demarcation
Step is as follows：
1) chosen on OPU guidance panels Wrapping Roll 2 that needs demarcate (can 3 Wrapping Rolls of simultaneous selection, also can be according to need
Individually to select a certain Wrapping Roll)；The Wrapping Roll that needs are demarcated is chosen on OPU guidance panels, or chooses and needs to demarcate
Three Wrapping Rolls, can according to demarcation demand switching.
2) Wrapping Roll demarcation picture is opened, coil wrapper roll mode of operation is switched to proving operation pattern (CAL)；
3) reel state is switched to the pre- state that rises on OPU guidance panels, then checks and set in Wrapping Roll demarcation picture
Standby state, coiling machine without jerk, stop signal soon, coiling machine movable supporting is closed, coil stripping car is in home, at Wrapping Roll
In calibration mode, reel rises in advance, and state, coiling machine hydraulic pressure are normal, and above demarcation condition is without exception；In coiling machine device action
Every power source item such as preceding coiling machine hydraulic pressure, power supply has turned on, and each equipment of coiling machine returns to raw security position)；
4) click on demarcation in demarcation picture to start (START), reel 1 will be rotated with 1.0m/s speed, be selected demarcation
Wrapping Roll 2 is gradually pressed against from 10.0mm Roll-gap positions state to reel, if the roll gap of Wrapping Roll 2 not in 10.0mm Roll-gap positions,
Then the automatic quick closedown of Wrapping Roll is to 10.0mm positions；
When Wrapping Roll contacts with reel, Wrapping Roll is bonded with contact of the Wrapping Roll with reel by reel passive rotation,
Wrapping Roll speed gradually increases, when the velocity feedback of Wrapping Roll reaches more than or equal to 0.8m/s, system identification now Wrapping Roll roller
Stitch as 0mm roll gap and be driven by position sensor to control system；
5) demarcation is completed, and Wrapping Roll is opened to 10.0mm roll gap；
Wrapping Roll pressure value is such as run into calibration process and is more than 5000KN, then calibration process is automatically stopped, and need to be entered again
Rower is determined；
6) precision test is carried out after the completion of demarcating：After the completion of demarcation, Wrapping Roll mode of operation is switched to manually operated mould
Formula, speed are 0.5m/s rotating drums, manual-lock Wrapping Roll, and observation Wrapping Roll roll gap and Wrapping Roll speed in picture is demarcated
Value of feedback is spent, when Wrapping Roll roll gap is between -1.0mm -1.0mm, the Wrapping Roll gap values between rollers are preferably 0mm, and observation helps volume
Whether roller speed and spool velocity are between 0.4m/s -0.5m/s, if illustrating that stated accuracy meets to require in the range of, such as
Fruit be then unsatisfactory for not in the range of required precision need to repeat more than 1) -5) the step of demarcated again.
Wrapping Roll roll gap is not in 10.0mm Roll-gap positions, the then automatic quick closedown of Wrapping Roll to 10.0mm positions.
Then calibration process is automatically stopped when Wrapping Roll pressure value is more than 5000KN in calibration process, need to re-start mark
It is fixed.Using the pressure feedback value then foundation as trigger protection function during Wrapping Roll roll gap automatic Calibration using Wrapping Roll, such as
Fruit Wrapping Roll pressure exceedes the protection value of design, will automatically generate pressure limit alarm, and Wrapping Roll can be automatically opened up to helping
Winding up roller is protected.
Demarcation manually is substituted using Wrapping Roll roll gap automatic Calibration, built in measurement Wrapping Roll roller is batched without being manually entered
Seam, eliminates the unsafe factor in calibration process；It is easy to operation, do not limited by work on the spot environment；Need not manually successively
Wrapping Roll roll gap is measured with clearance gauge, eliminates the error that manual measurement is brought, precision greatly improves；When eliminating manual measurement
Between, quickness and high efficiency；Use position-force control during using Wrapping Roll roll gap automatic Calibration, using Wrapping Roll speed substitute pressure as
The benchmark of automatic Calibration, do not influenceed by Wrapping Roll pressure oscillation, operation convenient to carry out.
Described above, some principles for the present invention that simply explains through diagrams, this specification is not intended to limit to the present invention
In shown described concrete structure and the scope of application, therefore every corresponding modification for being possible to be utilized and equivalent,
Belong to the apllied the scope of the claims of the present invention.
In addition to technical characteristic described in specification, remaining technical characteristic is technology known to those skilled in the art.
Claims (5)
1. a kind of coil wrapper roll roll gap automatic Calibration and precision test method, it is characterized in that, specific demarcating steps are as follows：
1) Wrapping Roll for choosing needs to demarcate on OPU guidance panels；
2) Wrapping Roll demarcation picture is opened, coil wrapper roll mode of operation is switched to proving operation pattern；
3) reel state is switched to the pre- state that rises on OPU guidance panels, then checks equipment shape in Wrapping Roll demarcation picture
State, coiling machine without jerk, stop signal soon, coiling machine movable supporting is closed, coil stripping car be in home, Wrapping Roll is in and marked
Mould-fixed, reel rises in advance, and state, coiling machine hydraulic pressure are normal, and above demarcation condition is without exception；
4) demarcation picture click on demarcation start, reel will be rotated with 1.0m/s speed, be selected demarcate Wrapping Roll by
10.0mm Roll-gap positions state is gradually pressed against to reel and contacted with reel when Wrapping Roll, Wrapping Roll by reel passive rotation, with
Contact fitting of the Wrapping Roll with reel, Wrapping Roll speed gradually increases, is more than or equal to when the velocity feedback of Wrapping Roll reaches
0.8m/s, now Wrapping Roll roll gap is 0mm roll gap and is driven by position sensor to control system for system identification；
5) demarcation is completed, and Wrapping Roll is opened to 10.0mm roll gap；
6) precision test is carried out after the completion of demarcating：After the completion of demarcation, Wrapping Roll mode of operation is switched to manual operation mode, speed
Spend for 0.5m/s rotating drums, manual-lock Wrapping Roll, and observe Wrapping Roll roll gap in picture is demarcated and Wrapping Roll speed is anti-
Feedback value, when Wrapping Roll roll gap is between -1.0mm -1.0mm, observation Wrapping Roll speed and spool velocity whether 0.4m/s -
Between 0.5m/s, if illustrating that stated accuracy meets to require in the range of, required precision is unsatisfactory for if not in the range of to be needed
1) -5 more than repeating) the step of demarcated again.
2. a kind of coil wrapper roll roll gap automatic Calibration according to claim 1 and precision test method, it is characterized in that,
The Wrapping Roll that needs are demarcated is chosen on OPU guidance panels, or three Wrapping Rolls for choosing needs to demarcate.
3. a kind of coil wrapper roll roll gap automatic Calibration according to claim 1 and precision test method, it is characterized in that,
Wrapping Roll roll gap is not in 10.0mm Roll-gap positions, the then automatic quick closedown of Wrapping Roll to 10.0mm positions.
4. a kind of coil wrapper roll roll gap automatic Calibration according to claim 1 and precision test method, it is characterized in that,
Then calibration process is automatically stopped when Wrapping Roll pressure value is more than 5000KN in calibration process, need to re-start demarcation.
5. a kind of coil wrapper roll roll gap automatic Calibration according to claim 1 and precision test method, it is characterized in that,
The Wrapping Roll gap values between rollers are 0mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610717383.3A CN106269877B (en) | 2016-08-25 | 2016-08-25 | A kind of coil wrapper roll roll gap automatic Calibration and precision test method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610717383.3A CN106269877B (en) | 2016-08-25 | 2016-08-25 | A kind of coil wrapper roll roll gap automatic Calibration and precision test method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106269877A CN106269877A (en) | 2017-01-04 |
| CN106269877B true CN106269877B (en) | 2018-04-06 |
Family
ID=57616226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610717383.3A Expired - Fee Related CN106269877B (en) | 2016-08-25 | 2016-08-25 | A kind of coil wrapper roll roll gap automatic Calibration and precision test method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106269877B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109834132B (en) * | 2019-03-27 | 2020-06-19 | 山西太钢不锈钢股份有限公司 | Zero adjustment control method for auxiliary winding roller of winding machine |
| CN111633031B (en) * | 2020-04-30 | 2022-04-26 | 首钢京唐钢铁联合有限责任公司 | Wrapper roll calibration method and device |
| CN113732061B (en) * | 2020-05-29 | 2023-09-05 | 上海梅山钢铁股份有限公司 | Calibration device and calibration method for coiling position roller system of hot coiling box |
| CN113275383B (en) * | 2021-06-07 | 2023-05-02 | 莱芜钢铁集团银山型钢有限公司 | Coiling control method and device for auxiliary winding roller of coiling machine and electronic equipment |
| CN113996671B (en) * | 2021-10-29 | 2024-03-08 | 江苏沙钢钢铁有限公司 | Method, device, equipment and storage medium for calibrating roll gap of wrapper roll |
| CN114101333B (en) * | 2021-11-08 | 2023-04-18 | 包头钢铁（集团）有限责任公司 | Hot rolled strip steel recoiling machine auxiliary winding roller static calibration method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284557A (en) * | 2011-06-08 | 2011-12-21 | 山西太钢不锈钢股份有限公司 | Dynamic judgment method for precision abnormity of winding drum of winding machine |
| CN102615143A (en) * | 2012-03-15 | 2012-08-01 | 山西太钢不锈钢股份有限公司 | Method for dynamically judging precision exception of winding drum of reeling machine |
| CN103341524A (en) * | 2013-04-18 | 2013-10-09 | 首钢京唐钢铁联合有限责任公司 | Calibration method for roll gap of wrapper roller of coiling machine |
| CN104043681A (en) * | 2013-03-14 | 2014-09-17 | 宝山钢铁股份有限公司 | Reeling machine's wrapper roller gap zero adjustment method |
| CN104438438A (en) * | 2014-11-08 | 2015-03-25 | 马钢(集团)控股有限公司 | Method for correcting precision of roll gap of CSP wrapper roller |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3254170B2 (en) * | 1997-06-18 | 2002-02-04 | 三菱重工業株式会社 | Automatic gap zero adjustment device and method for wrapper roll of winder |
| JP2001001044A (en) * | 1999-06-24 | 2001-01-09 | Kawasaki Steel Corp | Zero point adjusting method of wrapper roll |
| JP3459956B2 (en) * | 2001-01-25 | 2003-10-27 | 川崎重工業株式会社 | Gap control method and gap control device |
-
2016
- 2016-08-25 CN CN201610717383.3A patent/CN106269877B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102284557A (en) * | 2011-06-08 | 2011-12-21 | 山西太钢不锈钢股份有限公司 | Dynamic judgment method for precision abnormity of winding drum of winding machine |
| CN102615143A (en) * | 2012-03-15 | 2012-08-01 | 山西太钢不锈钢股份有限公司 | Method for dynamically judging precision exception of winding drum of reeling machine |
| CN104043681A (en) * | 2013-03-14 | 2014-09-17 | 宝山钢铁股份有限公司 | Reeling machine's wrapper roller gap zero adjustment method |
| CN103341524A (en) * | 2013-04-18 | 2013-10-09 | 首钢京唐钢铁联合有限责任公司 | Calibration method for roll gap of wrapper roller of coiling machine |
| CN104438438A (en) * | 2014-11-08 | 2015-03-25 | 马钢(集团)控股有限公司 | Method for correcting precision of roll gap of CSP wrapper roller |
Non-Patent Citations (2)
| Title |
|---|
| "950 热连轧卷取机助卷辊标定方案与实现";张呈强等;《信息技术与信息化》;20130630(第6期);第64-67页 * |
| "宝钢热扎1580 助卷辊辊缝自动标定功能开发";周率等;《控制工程》;20020630;第9卷(第6期);第46-48页 * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106269877A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106269877B (en) | A kind of coil wrapper roll roll gap automatic Calibration and precision test method | |
| CN104971946B (en) | Strip tail positioning control method of cold continuous rolling coiler | |
| CN106269994B (en) | A kind of hot continuous rolling plate rolling side guide control method | |
| CN104043680B (en) | A kind of intermesh determination method of coil wrapper roll | |
| JP6377265B2 (en) | Combined pickling and rolling plant for pickling and rolling metal strips | |
| KR20090031625A (en) | Method and device for winding metal strips onto a coiling mandrel | |
| CN110732557B (en) | Full-automatic drift control method and system for cold rolling continuous annealing unit | |
| CN110612169B (en) | Combined continuous casting and hot rolling apparatus for metal strip | |
| CN103088354A (en) | Control method for eliminating strip steel bending-crease defect | |
| KR20040012979A (en) | Thin-strip coiler comprising a flatness measuring roll | |
| CN110662614B (en) | Combined continuous casting and hot rolling apparatus for metal strip | |
| CN105834244A (en) | Method for correcting stepping control of wrapper roller of coiler | |
| JPH0367939B2 (en) | ||
| CN110142297A (en) | Five Stands Cold Tandem Mill raw material plates of one kind open vehicle method and system | |
| CN102284557B (en) | Dynamic judgment method for precision abnormity of winding drum of winding machine | |
| TWI542985B (en) | Simulation apparatus of production line | |
| CN102294367B (en) | Method for verifying elongation rate measuring system of leveling unit | |
| CN108435802A (en) | A kind of control method and its artificial circuit of the hot continuous rolling AGC system estimated based on Smith | |
| CN105834245B (en) | A kind of Wrapping Roll roll gap deployment method based on drum diameter rate of change | |
| KR20130027065A (en) | Apparatus for measuring balance of rolled coil and method thereof | |
| KR100957915B1 (en) | method and apparatus for removing surface defect of strip | |
| TWI543920B (en) | Strip winding device | |
| CN113843303B (en) | Method for realizing stepping control function of wrapper roller of coiling machine | |
| CN103395648A (en) | Ribbon winding machine | |
| CN114951293B (en) | Accurate stop and automatic reversing control method for high-speed precise strip steel cold rolling mill |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180406 Termination date: 20190825 |