500MM四辊不可逆轧机技术规格书

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1、Technology Proposalof500mm 4Hi Non-reversing cold rolling mill500mm 4 辊不行逆冷轧机组25th Dec, 20231.0.Summary概述500MM four roller irreversible cold rolling mill is used to roll hot rolled coils,which are ordinary carbon steel as material and 2mm as thickness, into cold rolled coils which are 1.5mm thick an

2、d have required surface hardness500MM 四辊不行逆轧机组是在常温状态下，将材质为一般碳钢，厚为 2MM 热轧带卷，轧制成厚为 1.5MM 并具有所需光滑度的冷轧带卷2.0. Material specification材料规格Material: hot rolled coilds材料:低碳钢Delegate steel No.: Q235BQ355B代表钢号2.1. Input material size来料的尺寸Width:300mm - 400 mm宽度Thickness:2.0 mm厚度Outer diameter of steel coil:Max2

3、023钢卷外径Inner diameter of steel coil:610mm钢卷内径Max. coil weight:8t最大卷重2.2. Finished product size成品的尺寸Width:300mm - 400 mm宽度10Thickness:1.5mm厚度Outer diameter of steel coil:Max2023mm钢卷外径Inner diameter of steel coil:480mm- 510mm钢卷内径Max. coil weight:最大卷重8MTAnnual production capacity:70,000 MT年产量3.0 Specif

4、ication of Rolling mill轧机规格参数n Rolling speed： 轧制速度0 - 150m/minn Threading speed：20m/min穿带速度n Max. rolling force：3000kN最大轧制力n Max. rolling moment：18KN.M最大轧制力矩n Max. gap of the work roll：20mm工作辊最大开口度n Dimension of the work roll：200500 mm;工作辊尺寸n Dimension of back-up roll：500450 mm;支撑辊尺寸n Column of the

5、housing (cast steel)： 机架牌坊的立柱铸钢250 x 300 mm2n Main motor power：350kw主电机功率n Motor power of tension reel：120kw卷取机电机功率n Max. Coiling speed：160m/min最大卷取速度n Coiling tension：50kN卷取张力n Coil drum diameter of tension reel:485 -510mm卷取机卷筒直径n Motor power of payoff reel：60kw开卷机电机功率n Max. payoff speed：100m/min最大

6、开卷速度n Payoff tension：20kN开卷张力n Coil drum diameter of payoff reel:610mmn 开卷机卷筒直径：585 625mmn Auxiliary hydraulic system pressure：12MPa关心液压系统压力n Elevation of pass line ：+1000MM 轧制线标高：+1000MM4.0Main features of the mill设备主要特点4.1. Motor screw down,Main drives with DC motors电动压下，主传动用 DC 电机4.2. Adopt SIEME

7、NS PLC of S7-300 for automation and PROFIBUSS network communication.机组承受西门子 S7-400 PLC 自动把握，并承受现场总线网络系统。4.3. Main operation desk equipped withhuman-machine interface, showing dynamic menu, for rolling parameters set- up, trouble alarm and printing report.主操作台设有人-机界面，完成画面显示，轧制参数设定，故障报警和打印报表。4.4. All

8、DC motors adopt digital 4Q DC to drive 6RA70.全部直流电机承受数字四象限直流驱动 6RA704.5. With Strip break protection, trouble alarm and tension reel clamp positioning function.断带保护、事故报警、卷取机钳口位置准停.4.6Automatic loading and unloading of coils自动上，下钢卷自动化4.7. Pass line set-up with tilted wedge adjustment automatically.轧制

9、线自动调零4.8. Work rolls and backup rolls quick exchange工作辊，支承辊快速换辊4.9. Driving motors adopt the “Z” series which has the larger overloading capacity.传动电机用“Z”系列具有较大的过载力气4.10. Grease lubrication for both working rolls and back-up rolls.工作辊，支撑辊均承受干油润滑4.11 Center control for the pay-off reel.开卷机对中把握CPC4.12

10、 Edge control of the tension reel卷取机齐边把握EPC4.13. Adopting -ray (or X-ray as option) gauge meter.承受 线(或 X 线作为可选方案)测厚仪5.00. Equipment Composition and Function机组组成及各单机的功能：The 500mm 4Hi non-reversing cold rolling mill is consist of a pay-off reel, a loading car, a tail opening straighter, an unit before

11、 stand, a 4hi rolling mill, an unit after stand, a tension reel, a wrapper, a unloading car and a roll exchanging device and so on.500 四辊不行逆冷轧机机械设备由开卷机，上卷小车，开头矯直机，机前装置，四辊冷轧机，机后装置，卷取机，助卷机，卸卷小车还和换辊装置等组成5.1Loading Car上卷车The loading car is composed of a up & down car, one set of moveable cylinder (two c

12、oil position), car rail, towline of oil pipe and so on. Loading car is used for loading the pickled steel coil on the pay-off reel or setting coils in front of the pay-off drum.上卷车由升降小车，行走缸两卷位，小车轨道，液压胶管托链等组成。升降小车的升降和行走均为液压传动。用于将酸洗好的带钢安放在开卷机上，沿开卷机轴线布置在开卷机前面。5.2. Pay-off Reel开卷机The only one pay-offree

13、l is positioned at theleft end ofthe rolling line to act duringthe first rolling time and supplytension for rolling process.The pay-off reel isusing cantilevered and moveable structure. The drum is four pyramid type and is droved by DC motor through the reducer. The main body of the pay-off reel mov

14、es around the base through the straight line rail bearing to achieve CPC center control.In order to uncoil easier and prevent strips loose, the press roll is used onthe drum and controlled bythehydraulic cylinderfor its up & down movement.开卷机共一台，布置在轧制线的最左端，用于带钢第一道次轧制，为带钢轧制供给张力。开卷机为悬臂浮动构造，卷筒为四棱锥型式，由直

15、流电机经减速机旋转卷筒，开卷机本体经直线导轨轴承沿底座滑动，实现CPC 对中。为便利开卷和防止松带，在卷筒上方有压辊，压辊升降由液压缸供给。5.3. Opening Straighter开头矯直机The straighter is at aside of the pay-off reel and and composed by the expansion and swinging guiding plate, press roll, pinch roll, 3Hi tail straighten device and hydraulic shear. All of the movement o

16、f the guiding plate, pinch rollup and down are drove byhydraulic. The straighten roll is droved by the AC motorthrough the universal spindle and clutch to meet the requirement during the threading and the rolling process.位于开卷机旁边，由开头伸缩摇摆导板，压辊，夹送辊，三辊直头装置和液压剪组成。伸缩摆动导板，压辊升降，夹送辊升降均为液压传动。矯直辊由 AC 电机经万向接轴和离

17、合器传动。5.4. The Unit Before Stand机前装置The unit before stand is composed by center control plate, material guiding device and etc.机前装置由对中导板，引料装置等组成。The center control plate is used for control material center. And the hydraulic motor drives the openness of the side plate. The openness is adjustable acco

18、rding to the strip width.对中导板用于带材对中，由液压马达驱动侧导板开合，其开口度可依据带宽调整。The material guiding device includes guiding rails, material guiding rolls and swing guiding plate. The guiding roll is a swing and press roll and droved by hydraulic motor. The roll and the swing guiding plate act to lead the tail into wo

19、rk roll of the mill. There is a speed meter positioned on the side guiding roll.引料装置包括偏导轨，引料辊和摇摆导板，帮助将带头导入轧辊，在偏导辊上设有测速装置。5.5. 4Hi Non-reversing Mill四辊可逆冷轧机500 4hi single stand non-reversing mill is equipped with a motor screw down and thicknessdisplay. The main drive adopts DC motor. 500 四辊单机架不行逆轧机承

20、受电动压下并具有厚度测量显示。主传动承受直流电机。The mill has pass line adjusting device, back-up roll balance system, roll assembling, stand assembling, connectingaxis,deceleratingbox,distributingbox,safetycoupling,fume extraction hood and hydraulic lubricating piping.本机由轧制线调整装置，支撑辊平衡机构，辊系装配，机架装配，接轴，减速箱与安排箱，安全联轴器，走台排烟罩及卷帘

21、门，液压润滑配管组成。5.6. Unit After Stand机后装置The unit after stand is composed by frame for thickness meter, material guiding device and vacuum oil removing device.机后装置由测厚仪台架，引料装置和右真空除油装置组成。5.7 Tension Reel卷取机The tension reel is composed of the motor, movable support, drum, reducer, brake, expanding hydraulic

22、 cylinder, pusher plate and base. The specialty of structure is expanding hydraulic drum and automatically hydraulic gnawing jaws. The reducer is using gears with hard surface本机主要由电机，活动支撑，卷筒，减速机，制动器，涨缩液压缸，推板装置，底座等组成。其构造特点是卷筒液压涨缩，钳口液压自动夹紧。减速箱承受硬齿面磨齿。5.8 Wrapper助卷机It is a belt-type wrapper used to ass

23、ist steel strip recoiling onto the drum of the tension reel.这是一台皮带式助卷机，用于将带钢卷到卷取机的卷筒上。5.9 Unloading car卸卷小车The unloading car is composed of aup & down car, one set of moveablecylinder, car rail, towline of oil pipe and so on.The up & down car and thehydraulic cylinder are droved by hydraulic system.

24、 The car is used for unloading coils from the tension reel.卸卷小车由行走缸，小车轨道，液压胶管托链等组成。升降小车的升降和行走均为液压传动。用于将轧制好的带钢卷取机上卸下。5.10 Roll Exchanger换辊装置Including work roll exchanger and back-up roll exchaner包括工作辊换辊装置和支撑辊换辊装置5.11 Accessories辅件It includes movable covering plate, piping and foundation parts such as

25、 anchor bolts, nuts and etc.,它们包括活动盖板，中间配管和根底件, 象地脚螺栓，螺母等6.00. Electronic Control System电气把握系统6.1. DC Drives直流驱动Use of SIEMENS 6RA70 4Q, digital drives，among them, the main DC motor of 350kw for the mill will be expanded withlocal quality stacks tothe powerful whole sets required.The wholesets inclu

26、de cabinet, ME switch, 6RA70 drives, copper bar, contactor,low voltage electric devices.使用西门子 6RA70, 四象限数字调速器，其中，350kw 主轧机直流电机用国产高质量大功率可控硅组件进展扩容。整套装置包括箱体，ME 开关，6RA70 调速器，铜排，接触器，低压电器等。6.2. AC auxiliary drive control panels沟通关心传动把握柜One control cabinet. This part covers electric control equipment for a

27、uxiliary drives of the mill, pumps of hydraulic systems and lubrication systems and so on1 台把握柜， 这局部包括轧机关心传动，液压系统、润滑系统的泵站等的把握。6.3. Automation of the mill轧机自动化Adopt SIEMENS S7-300PLC, and HMI. interface. It has two function: 1) fulfils communication and controlofDCdrivesincludingrollingvelocity contr

28、ol,automaticaccelerationand deceleration, precisely stopping, pass line adjustment automatically, account for coil diameter for tension reel and pay-off reel,friction and dynamic compensate, tension account, inch and connection movement control, emergency stop and protection. 2) through Profibus and

29、 ET200B, ET200M and ET200S, to implement control of hydraulic pumping station, pneumatic drives and all other AC motor.承受西门子 S7-300 型 PLC and 人机接口，本自动化有两个功能，1) 完成全部直流调速器的把握和通信，包括轧机速度把握，升速和降速把握，准确停车，轧线自动调整，卷取和开卷机的卷径计算，摩擦和动态的补偿，张力计算，点动和联动把握， 事故紧急停车及保护，自动上，下钢卷和穿带等。2) 通过通信母线和 ET200B, ET200M and ET200S 模

30、块，执行液压泵站, 气动和其他沟通电机的把握。6.4. HMI Interface人机接口The PLC and touch sdreen equipped with software of PROTOOL and COM PROFIBUS to implement presetting rolling program on the operation desk and to monitor and record actual rolling data.配备有 PROTOOL,PROFIBUS 等软件, 操作工可在操纵台上设定轧制参数，监控和记录实际轧制数据。Touch screen:SIEM

31、ENS OP270触摸屏:西门子 OP-2706.5. Motor Screw Down and AGC Electric Control电动压下和电气把握It has following main function:主要功能如下：6.5.1. Roller gap set up and adjustment function.辊缝设定和调整功能6.5.2. Thickness set-up and adjustment function.厚度设定和调整6.5.3. Emergence alarming function.事故报警功能6.5.4. Through touch screen on

32、 the operation desk to achieve rolling parameter set-up and display of processing date such as thickness of finished product, rolling speed, tension, voltage and current etc, display.通过操纵台上的触摸屏，进展轧制参数的设定和显示， 例如成品的厚度,速度，张力，电压，电流等。6.6. Gamma gauge meter with precision 1m,1 sets Or X-ray gauge meter as

33、 an option伽玛测厚仪，精度1m，1 台或 X 射线测厚仪作为可选件。7.0 Auxiliary System关心系统The system includes hydraulic system, coolant system and lubrication system.包括液压系统、乳化液系统、润滑系统The pump station of the system are using ATOS valves and other quality domestic products.这些系统中的高压泵承受进口的 ATOS 阀以及其它国内优质产品。8.0 . Weight of Mechani

34、cal equipment机械设备重量;They are listed in the following table which does not include the weight of electric motors, panels and weight of hydraulic pump station and coolant station.序号#1名 称重 量 (吨)Weight ( ton)2Description上卷小车Loading car 开卷机Pay-off reel3开头矫直机Opener & straightener5 机前装置Unit before mill sta

35、nd主轧机6 Rolling Mill主传动Mill driving unit工作辊换辊Work roll exchanger支承辊换辊Back-up roll exchanger机后装置Unit after mill stand卷取机Tension reel 助卷机Wrapper卸卷小车Unloading car 机组附件Accessories数量Qty130包括机架：10、辊系：10Incl: housing 10, roll assemblies 10718812.591210121111012121314.5141设备总重:312Weight in total82t机械设备大致重量列于下表中，它们不包括电机，电控箱，液压站，乳化液站的重量14.51912.512