熱軋設備組成

1、熱軋設備介紹Introduction of HSM equipment2004.8(rev.0)目目 錄錄熱軋設備布置圖熱軋設備布置圖Hot strip mill layoutHot strip mill layoutRF entry sidePrimary descalerReheating FurnaceReversing Roughing mill attached vertical edgerMain diveRoll changing deviceCrop shearReversing finishing millCoiling furnaceCoiling furnaceRoll

2、changing deviceLaminar strip coolingDown coiler Coil conveyorMain dive加熱爐入口設備加熱爐入口設備1. Slab heat holding cover1. Slab heat holding cover 板坯保溫設備板坯保溫設備Function： 1.Slab hot charging to decrease the NG consumption 2.Grade 400 steel , 250 degree HCR Condition Type：Sliding coverDrive motor：6-3.7kwCapacity

3、：10 slabQuality：6 row2. RF approach roller table2. RF approach roller table 爐前輸入輥道爐前輸入輥道Slab receiving roller tableSlab weighing&centering roller tableSlab inspection roller tableAir blower15.2m15.2mEnd stopper15.2mWeighing Device Centering DeviceAir blower: Compressed airWeighting machine: Hydr

4、aulic lifting Accuracy:+/-10KGCentering Device: opening:8001850mm Hydraulic driven加加 熱熱 爐爐Slab charger & extractorSlab charger & extractor板坯裝料和出料器板坯裝料和出料器Slab chargerReheating furnaceSlab charging roller tableSlab discharging roller tableSlab extractorCharging machine: Number of lifting arms

5、:4 Max. Load:30ton Stroke of lifting arms:250mm Moving stroke:4m Cycle time:55sDischarging machine: Number of lifting arms:6 Max. Load:30ton Stroke of lifting arms:250mm Moving stroke:4m Cycle time:55sTechnical data:2. Reheating Furnace2. Reheating Furnace加加 熱熱 爐爐 Type: walking beam typeoutput：200t/

6、hSlab discharging temp.：1200-1250Furnace width：13.6 mFurnace length：36 mFuel ：Natural GasPrimary DescalerPrimary Descaler高壓水除鱗設備高壓水除鱗設備1700mmTechnical dada： Spray pressure：180kgf(Bar) Spray width ： 1700mm water flow rate ： 8m3/minslabheadernozzleTable roller帶立輥式粗軋機帶立輥式粗軋機Edger Edger 立輥軋機立輥軋機Technica

7、l data:type：top driveRolling force：Max.588tonRoll speed：Max. 350m/minRoll opening：7801850mmRoll dia：9161015mmScrew down：electro-mechanicalDriven motor：2-900KWMain driveSpindle lifting devicespindleEdger rollScrew down systemAWC hyd cly2. 2. Roughing mill Roughing mill 粗粗 軋軋 機機Technical data:Type：4hi

8、gh reversingRolling force：Max.4000tRolling speed：Max. 350m/minRoll opening： Max. 250mmPick up：30mmWork roll dia：10001100mmBackup roll dia：14201600 mmScrew down：electro-mechanicalDrive motor：2-6500KWWork rollBackup roll112233443. Drive spindle4. Drive motor3. 3. OthersOthersWork roll and backup roll

9、cooling system: 1.7Mpa cooling water for WR 0.4Mpa cooling water for BURDescaling system: entry &delivery side flow rate:2000L/min x 14 headerRoll changing system: WR changing:automatically Changing time:less than 10 minutes BUR changing:manually Changing time:1hrFume exhausting system: Type:wat

10、er scrubber type Capacity:90000m3/hr Outlet dust:less than 50mg/m3Crop shearCrop shear頭尾剪切設備頭尾剪切設備Technical data:Type：Drum rotary typeCutting conditon: temperature:Min 900 bar thickness:Max.32mm bar width :1600mmCutting speed:150250m/minCutting force:1000tDrive motor:1-AC1300KW爐卷軋機爐卷軋機Coiling Furnac

11、eCoiling FurnaceCoiling mandrelCoiling mandrel3. Finishing mill3. Finishing millTechnical data:Type：4high reversingRolling force：Max.4000tRolling speed：Max. 800m/minRoll opening： Max. 100mmPick up：35mmWork roll dia：640720mmBackup roll dia：14201600 mmScrew down：electro-mechanicalDrive motor：2-6500KW4

12、.others4.othersWork roll and backup roll cooling system: 1.7Mpa cooling water for WR 0.4Mpa cooling water for BURHot oil spray system: 3 zone (1050mm,1051mm1350mm,13511600mm)Roll changing system: WR changing:automatically Changing time:less than 10 minutes BUR changing:manually Changing time:1hrFume

13、 exhausting system: Type:water scrubber type Capacity:100000m3/hr Outlet dust:less than 50mg/m3層流冷卻系統(tǒng)層流冷卻系統(tǒng)卷卷 取取 設設 備備1. Pinch roll1. Pinch rollTop pinch roll: 920mm dia x 1800 mm face harden facing thickness:7mmBottom pinch roll 520mm dia x 1800 mm face harden facing thickness:7mm Roll speed:900m/m

14、in Off set: 230mm Cooling:External water cooling Drive:AC500kwPinch roll polisher:Hydraulic cylinder operatedGrind stone: Elastic grinding stone2. 2. Down coilerDown coilerDown coiler housing: Type: Fixed type Hydraulic 3 wrapper roll coilerMandrel: Nominal expanded:752mm(adjustable) Fully expanded:

15、770mm Collapsed:730mm Expand: hydraulic cylinder Cooling:external water coolingDrive: 1-AC900kwWrapper roll&drive: Type:3-swing type and hydraulic cylinder operated Cooling:external water cooling Drive:3-AC55kw輥 道1. Roller table structure2. Roller table layout3.Roller table specificationNo.table

16、lengthrollernum.rollerdia.barrellength table roller pitchmotorpowertablespeedroller type1152002040018008005.5120m/minsolid 2152002040018008005.5120m/minsolid 315200174001800725to108015120m/minsolid 413600154001800725to108015120m/minsolid 5152002040018008005.5120m/minsolid 613200144001800725to1080by

17、S-H 400m/minsolid 73360041400180080018.5400m/minsolid 82640034400180080025400m/minsolid 32400180080025400m/minsolid 41400180080018.5400m/minsolid 104160053400180080011400m/minsolid 1110150144001800800,55011400m/minsolid 1210640173601800555,580,800,10007.5400m/minhollow and disk 138352360180083518.58

18、50m/minhollow148352360180083518.5850m/minhollow1560501430018001000,370,395,56511900m/minhollow and disk 16201405430018003805.5900m/minhollow176156016330018003805.5900m/minhollow18155804230018003805.5900m/minhollowDescriptionFM delivetry run out roller tableFM fill in table run out tableRM mill entry

19、 roller table RM delivery roller tableDC entry roller tableCS entry roller tableFM approach roller tableFM entry roller tableFM delivery roller table57600Delay roller tableslab charging roller tableslab reject roller tableslab discharging roller tableRM approach roller table9slab approachroller tabl

20、ereceiving roller tableweighing roller tableinspection roller table鋼鋼 卷卷 傳傳 送送 設設 備備1. Coil conveyor layout1. Coil conveyor layout2. Technical data2. Technical data磨磨 輥輥 間間 設設 備備Roll shopRoll shop1. Roll shop equipment1. Roll shop equipment2. Technical Data2. Technical Data空空 壓壓 機機水水 處處 理理 系系 統(tǒng)統(tǒng)wate

21、r treatmentwater treatment1.1.water treatment processwater treatment process 工業(yè)水水池泵消防水池消防站點間接水水池泵加熱爐馬達儀表卷爐其他循環(huán)用水冷卻塔ROT水池泵ROT 水箱冷卻塔Scale pit帶鋼冷卻泵 直接水水池 高壓除鱗泵 軋輥冷卻其他非循環(huán)用水Scale pit 沉淀池泵 過濾罐 冷卻塔泵 工業(yè)水2. 2. Water treatment technical dataWater treatment technical data區(qū)分區(qū)分流量流量(m3/hr)壓力壓力bar入口溫度入口溫度C出口溫度出口溫度

22、C加熱爐冷卻水系統(tǒng)Furnace cooling water system55045033軋機間接冷卻水系統(tǒng)Mill indirect cooling water system220044433軋機直接冷卻水系統(tǒng)Mill direct cooling water system550044235帶鋼冷卻水系統(tǒng)Laminar flow cooling water system1400034035行行 車車CraneCraneHSM crane layoutHSM crane layoutSlab transfer carSlab yardTransformer (outside)42RFRF pu

23、lpit30RMMotor Room CFCFFMRoll transfer carRoll maintenance areaRoll storage rackR o l l coolerMain pulpitDCDC pulpitCoil yardCoil yardRoll shop22.930Laminar cooling70/10T100/10T30/5T100/20T40/20TCF100/20T303040/20T2. Crane specification2. Crane specificationCapacityColumn Max. WeightMax. HeightMain/Aux.Span(ton)(m)(ton)(m)Slab Yard12 sla