It was successfully used in Angang 1250 mm HC 6high reversible cold rolling mill The precision of shape detecting was 02 I the shape deviation was controlled within 6 I after the close loop shape control was input
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The CVC hot strip rolling shape control simulation software was developed on the base of the actual production conditions Hyung L K Fuzzycontrol simulation of cross sectional shape in sixhigh coldrolling mills J Journal of Materials Processing Technology 1996 626169 Guo R M Simulation of strip crown and shape ControlJMore Details
In reversing cold mills the tension reels are placed on both ends of a single or twomillstand arrangement Due to the reversing rolling passes production efficiency is lower than that of a tandem millMore Details
Reversible Cold Rolling Mills Shape Control Reversible rolling mills are key equipment used primarily for cold rolled stripst has high precision and control requirements for mechanical hydraulic and electronic controlMore Details
Cold rolling mills are an abundant source of control problems Typically the stand consists of a small diameter work roll and a larger backup roll on each side of the steel strip Significant amounts of energy are required to achieve the desired thickness reductionMore Details
Wuxi Enhancing Technology Co Ltd’s four roll six roll reversing rolling mill include uncoiler hydraulic loading and unloading trolley 5 roller pinch leveler entrance and exit platform rolling mill left and right recoilers joint gear box hydraulic AGC and bending roll system driving motor electric control system equipment lubrication system and process lubrication system etcMore Details
As illustrated in Figure 1 a reversing cold rolling mill is structured mainly of a mill proper a winding machine payoff ree l an entry winding machine tension reel and a deliverywinding machine tension reelMore Details
Singlestand reversing cold mill RCM The RCM is the allrounder among cold rolling mills Mainly used for rolling low carbon steels its also a great solution for advanced grades such as silicon steels And if you want to produce small to medium batch sizes this mill type is a highly efficient optionMore Details
Feb 10 2012 · 6 High Reversible Cold Rolling Mill It becomes obvious that poor shape prevents productivity by reducing speed A double hit is taken on thin gauges as poor shape can cause strip breaks with often associated mechanical damage and consequential downtime The use of tension particularly the application of rewind tension as a meansMore Details
To weaken the influences of uncertainties and system coupling items on the coordinated tracking control performance of the speed and tension system of a reversible cold strip rolling mill a control strategy is proposed based on nonlinear disturbance observers NDOs dynamic surface backstepping control and neural network adaptive approximationMore Details
Cooperative Gauge Control Strategy of Reversible Cold Rolling Mill for HighPrecision Aluminum Plate Strip LI Xun 12 SONG Dongqiu 1 YU Shouyi 1 GUI Weihua 1 1 School of Information Science and Engineering Central South University Changsha 410083 ChinaMore Details
As a result the entry stand gap can be used as the main control method of exit thickness whereas rolling speed of any stand and roll gap of the exit stand can be used to adjust the interstand tension The results are beneficial for thickness and tension control of the two stands reversible cold rolling millMore Details
In allusion to 300 Reversible cold mill the composing and the theory of the auto gauge control system is presented To meet the characteristic of the 300 reversible cold mill the PID algorithm With Variable Integral Action is used in position and pressure inner loop control of press down hydraulic cylinder to elevate the response characteristic and the dynamic press compensating algorithmMore Details
When cold rolling thin steel strips with high tensile strength reversible cluster mills are used The customer’s demands are high on the products flatness which is controlled by the different flatness actuators that the mill is equipped withMore Details
needed but it is a major limitation for all types of rolling mills when correction of a quarter buckle or 4 th order flatness defect has to be made To accomplish this double reverse curvature of each roll is required in order to transfer the M or W shape of the adjustment to the roll gapMore Details
sms demag 6hi reversing cold rolling mill 114266 0S7748 STRAIGHTENERS FLAT SHAPE SUTTON 40H SHAPE STRAIGHTENER 112446More Details
Rolling Mill 2 SixHigh SingleStand Reversible Cold Rolling Line The singlestand reversible cold rolling line supplied by CISDI on EP basis is the one with highest rolling speed 1200mmin among all the fullylocalized singlestand reversible cold mills in China 3 Continuous Annealing Line CISDI is good at processing line designMore Details
Cold rolling mills for reducing skin passing and finishrolling in 20high S6high 18high 12high 6high 4high and 2high designs and in combinations of 2high4high or 4highS6high design available as oneway reversing or tandem mill inline and offline Shape control systems for cold rolling mills and strip processing linesMore Details
Supply of first Cold Rolling Mill complete with AGC Automatic Gauge Control installed in Harbin China 1982 Supply of first Cold Rolling Mill that can achieve a top rolling speed of 1500 mmin installed in Italy 1984 Supply of first Hot Tandem Mill for Aluminium strip installed in Norway 1986More Details
Tension and Thickness Control Strategy Analysis of Two Stands Reversible Cold Rolling Mill As a result the entry stand gap can be used as the main control method of exit thickness whereas rolling speed of any stand and roll gap of the exit stand can be used to adjust the interstand tension The results are beneficial for thickness and tension control of the two stands reversible cold rolling millMore Details
SPEOS Crown This technology is being used in cold rolling mills CRM as well as tandem cold mills TCM and contributing to the higher quality of products and improved yield in the sheet width direction A single roll crown has a wide crown range from broad to narrowMore Details
Wuxi Wuye Heavy Industry Machinery CoLTD is best Cold Rolling Mill Rolling Mill Machines and Tandem Rolling Mill supplier we has good quality products service from ChinaMore Details
Nipco oil wiper system Highly efficient and innovative You rightly expect perfect strip surfaces from our rolling mills Dedicated to just that is the Nipco wiper system This joint development by SMS group and Voith represents a new dimension of efficiency and effectiveness of wiper systems in cold rolling millsMore Details
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