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1、 Overview:
650The production capacity of hot rolled strip production line is 800000 tons / year.Product specification of hot rolled strip: thickness 1.2mm ~ 6.0mm;Width 145mm ~ 400mm, product material: ordinary carbon steel, high-quality carbon steel, low alloy steel, alloy steel (and stainless steel).The equipment capacity considers the capacity of expanding the product width to 500mm and producing web and flange plates of welded H-section steel in the future.
2、 Equipment capability:
1Project Name: 650 hot rolled strip production line
2Production scale: 800000 T / A
3Product Name: hot rolled strip
4Product specification: thickness 1.2mm ~ 6.0mm, width 145mm ~ 400mm;
5Product material: plain carbon steel, high quality carbon steel, low alloy steel, alloy steel (and stainless steel)
6Raw material specification: continuous casting billet.Section size: 150x150;165x210;160x240; 160x280;
120x320; 120x350;120x380。 Length: 6M
7. product purpose:
Hot rolled strip is mainly used to produce all kinds of welded steel pipe materials, cold-formed section steel, cold-rolled strip raw materials and raw materials for hardware production. It mainly includes round, square, rectangular pipe and C-section steel. It is widely used in building materials, decoration, machinery manufacturing, petrochemical industry, fitness equipment, bicycles, high-grade furniture and other fields.
8. equipment details:
Serial number | Equipment name | Company | quantity | technical parameter | remarks |
one | process equipment | ||||
1 | Feeding roller table | group | 3 | Rollerφtwo hundred and ninety-five×1200, roller spacing 1000mm, chain drive, 4 rollers per group, length 4m, motor 11kw | |
2 | Hydraulic pusher | platform | 2 | Thrust 1200kN, maximum stroke 3000mm, steel pushing speed 55mm / s, hydraulic cylinder diameterφ320mm;Working pressure: 16MPa, common hydraulic station motor 55kW (one for use and one for standby) | |
3 | Fixed baffle | individual | 1 | ||
4 | Tapping machine | platform | 1 | Thrust 100kN, maximum stroke 7m, steel pushing speed 1m / s, motor 35K, mobile trolley motor 7.5kw | |
5 | Discharge roller table | group | 3 | Rollerφtwo hundred and ninety-five×500, roller spacing 800mm, bevel gear drive;Each group has 6 rollers, with a length of 4.8m and a motor of 15kw | |
6 | High pressure water descaling | group | 1 | Model: 3d7-28 / 22-ia, 2 sets (one for use and one for standby), flow: 28m3 / h, pressure: 22Mpa, motor: 220kw (AC) (each set), voltage: 380V, phosphorus removal medium: filtered water. | New used equipment |
7 | Phosphorus removal roller table | group | 1 | Rollerφtwo hundred and ninety-five×500, roller spacing 800mm, chain drive;6 rolls, 4.8m long, 17kw motor | |
8 | 650Extension roller table in front of rolling mill | group | 2 | Rollerφthree hundred and ten×2000, roller spacing 1000mm, 8 rollers, bevel gear drive, length 7.6m, motor yzr280s-8 30kW, 732r / min, reducer: a = 515mm, I = 4.4 | |
9 | 650Working roller table in front of rolling mill | group | 1 | Rollerφthree hundred and ten×2000, roller spacing 1000 mm, 8 rollers, independent transmission, length 7.8 meters, motor 5.5kw | |
10 | φ650 roughing mill train | column | 1 | φ650x2000 train, three high semi closed arch mill Roll size mmφ610-φ680 * 2000, rolling force: 5000kN, rolling torque: 3x200knm, Main motor: yr2800-12 AC 2800KW 495r / min, voltage 10kV. Reducer: a = 1800mm, I = 6.6, transmission torque: 65tM gear seat: a = 650mm, transmission torque: 65tm | |
11 | 650Rear lifting table of rolling mill | platform | 1 | 1、 Table top: rollerφthree hundred×2000, roller spacing 75080010001100mm, 10 rollers, bevel gear transmission, length 8.5m, transmission motor: yzr280s-10, 45KW, 585r / min, reducer: a = 600mm, I = 3.217 II. Lifting: connecting rod lifting type, lifting or lowering for 2S at a time, swing height 480mm, lifting motor: yzr315m-10, 60kW, 585r / min | |
12 | 650Rear roller table of rolling mill | group | 2 | Rollerφthree hundred and ten×2000, roller spacing 1000mm, 8 rollers, bevel gear drive, length 7.6m, motor yzr280s-8 30kW, 732r / min, reducer: a = 515mm, I = 4.4 | |
13 | Front shear roller table | group | 1 | Rollerφtwo hundred and ninety-five×600, roller spacing 1000mm, 9 rollers, bevel gear drive, length 8.6m, motor yzr250m1-8, 20kW, 716r / min, reducer: a = 515mm, I = 6.29 | |
14 | Hot shear | platform | 1 | 160T fixed thermal shear, shear section: 30x500mm, shear temperature: 850 T, upper shear blade stroke: 140mm, maximum opening: 130mm, shear times: 18 times / min, maximum shear force: 1600kn, motor yh280m-8, 45KW, 690r / min, reducer: I = 37.3 | |
15 | Shear roller table | group | 1 | Rollerφtwo hundred and ninety-five×600, roller spacing 1000mm, 9 rollers, bevel gear drive, length 8.6m, motor yzr250m1-8 11kw, 716r / min, reducer: a = 515mm, I = 6.29 | |
16 | JL1 vertical roll finishing mill train | column | 1 | Type: prestressed fabricated archway mill, roll size mmφ480-φ520 * 200, roll center distance: 480-840mm, opening: 0-400mm, rolling force: 500kN, rolling torque: 90kNm, Motor: z500-4a DC 482kw, motor speed range 400-1000r / min, voltage 660V. Reducer: I = 9.215, gear seat: a = 630mm, I = 1.57, swc-350 universal joint shaft, expansion length: 1430 (+ 50, - 200) | |
17 | JP1 high stiffness short stress flat roll finishing mill train | column | 1 | Type: sy-4φ530x550 high stiffness short stress mill, roll size mmφ510-φ560 * 550, center distance between upper and lower rolls: 510-610mm, rolling force: 4500kN, rolling torque: 300KNm, Motor: z710-800 DC 1400kW, motor speed range 290-800r / min, voltage 660V. φ520 compound reducer: I = 12, center distance of output shaft 570mm | |
18 | JP2 high stiffness short stress flat roll finishing mill train | column | 1 | φ520 compound reducer: I = 9.107, center distance of output shaft 570mm, others are the same as JP1 | |
19 | JL2 vertical roll finishing mill train | column | 1 | Type: prestressed fabricated archway mill, roll size mmφ480-φ520 * 200, roll center distance: 480-840mm, opening: 0-400mm, rolling force: 500kN, rolling torque: 90kNm, Motor: z400-4a DC 250KW, motor speed range 400-1200r / min, voltage 660V. Reducer: I = 6.732, gear seat: a = 630mm, I = 1.57, swc-285 universal joint shaft, expansion length: 1460 (+ 50, - 200) | |
20 | JP3 high stiffness short stress flat roll finishing mill train | column | 1 | φ520 compound reducer: I = 6.353, center distance of output shaft 570mm, others are the same as JP1 | |
21 | Jl3 vertical roll finishing mill train | column | 1 | Type: prestressed fabricated archway mill, roll size mmφ480-φ520 * 200, roll center distance: 480-840mm, opening: 0-400mm, rolling force: 300KN, rolling torque: 50kNm, Motor: None Reducer: I = 2.72, gear seat: a = 630mm, I = 1.57, swc-285 universal joint shaft, expansion length: 1460 (+ 50, - 200) | The original production line does not have jl3, and the newly equipped equipment. |
22 | JP4 high stiffness short stress flat roll finishing mill train | column | 1 | φ520 compound reducer: I = 4.483, center distance of output shaft 570mm, others are the same as JP1 | |
23 | Jp5 four high finishing mill train | column | 1 | Type: closed four high finishing mill, roll: work roll:φ340/315×550mm, backup roll:φ500/460×550mm, maximum rolling force: 2500kN, maximum rolling torque: 86knm Composite reducer: a = 610mm;I = 2.704, center distance of output shaft 340mm, motor: z710-630 DC 1250KW, motor speed range 400-1100r / min, voltage 660V.There are work roll hydraulic cylinder, support roll balance hydraulic cylinder, roll change clamping cylinder, transmission shaft bracket cylinder, roll change hydraulic cylinder and electric pressing. | |
24 | JP6 four high finishing mill train | column | 1 | Composite reducer: a = 610mm;I = 2.03, the center distance of output shaft is 340mm, others are the same as jp5 | |
25 | Jp7 four high finishing mill train | column | 1 | Composite reducer: a = 610mm;I = 1.564, center distance of output shaft 340mm, others are the same as jp5 | |
26 | JP8 four high finishing mill train | column | 1 | Composite reducer: a = 610mm;I = 1222, the center distance of output shaft is 340mm, others are the same as jp5 | |
27 | Jp9 four high finishing mill train | column | 1 | Type: closed four high finishing mill, roll: work roll:φ340/315×550mm, backup roll:φ500/460×550mm, maximum rolling force: 2500kN, maximum rolling torque: 86knm Center distance of gear seat is 340mm, motor: z710-630 DC 1250KW, motor speed range is 400-1100r / min, voltage is 660V.There are work roll hydraulic cylinder, support roll balance hydraulic cylinder, roll change clamping cylinder, transmission shaft bracket cylinder, roll change hydraulic cylinder and electric pressing. | |
28 | Electric looper | group | 6 | Looper tension range: 10 ~ 30n / mm2 looper roller:φone hundred and thirty×550mm, looper swing arm radius: 600mm Looper working angle: 25 degrees, looper swing angle (working angle): 10 ~ 40 degrees, motor: zzj-803 DC 11.2kw. | |
29 | Cylinder looper | group | 2 | Looper tension range: 15 ~ 50N / mm2 looper roller:φone hundred and thirty×550mm, looper swing arm radius: 600mm Looper working angle: 25 degrees, looper swing angle (working angle): 10 ~ 40 degrees, cylinder working pressure: 0.6MPa | |
30 | Torsion guide groove | individual | 1 | ||
31 | Finish rolling guide device | set | 1 | ||
32 | Water cooling guide groove | individual | 2 | ||
33 | Pinch roll | group | 3 | Roller diameterφ450;Roll body length 450;Linear speed of roller: 5-15m / S | |
34 | Bifurcation device | platform | 1 | Type: pneumatic vertical shaft swing type, cylinder working pressure: 0.6MPa | |
35 | serpentine oscillator | set | 1 | Motor: yz132m2-6, power 7.5kw (AC), motor speed, 950r / min, voltage 380V, vibration amplitude: 0-30 degrees, two oscillating heads. | |
36 | Flat conveyor | set | 2 | Type: chain plate conveyor, length: 50m, width: 2m, sprocket pitch: 320mm;Number of sprocket teeth: 8;Reducer: zl130-15 - Ⅰ, speed ratio 35.5;Center moment of reducer 1300mm;Motor: z4-315-41, power 160kW (DC), motor speed range, 400-1200r / min | |
37 | Feeding roller | set | 2 | Roller diameterφ450;Roll body length 450;Linear speed of roller: 0.85m/s;Motor: yz132m2-6, power 7.5kw (AC), motor speed 950r / min, voltage 380V,;Reducer speed ratio 36.3 | |
38 | Five roller tension machine | platform | 2 | Straightening roll diameterφ260mm;Roll body length 550mm;Number of rollers 5;Hydraulic cylinder diameterφ100mm;Working pressure 10MPa | |
39 | Vertical coiler | platform | 2 | Drum diameterφ500~480mm;Drum length 550mm;Coiling speed 0 ~ 12m / s, coiling tension 800kgf;Motor: z4-280-32 power 160kW (DC) motor speed range, 400-1200r / min, reducer speed ratio 3.316, winding core telescopic cylinder diameter ∮ 80mm | |
40 | Conveying roll table | group | 2 | Roller diameterφ210;Roll body length 1600mm;Roll pitch 325mm;Number of rollers 9 / group;Motor yzr200l-6 power;22kw;Reducer speed ratio 35.5 | |
41 | Curved roller table | group | 1 | Roller diameterφ210, roll body length 1600mm, roll distance 325mm, independent transmission. | |
42 | Transport roller table | group | 1 | Roller diameterφ210, roll body length 1600mm, roll distance 325mm, chain drive. | |
43 | Hydraulic tipping device | platform | 1 | Diameter of tipping hydraulic cylinderφ125. Diameter of pushing hydraulic cylinderφ100. Maximum coil diameterφ1400. Maximum coil weight 3000kg: working pressure 10MPa | |
44 | Collection vehicle | group | 1 | Type: electric track mobile trolley type, 4 packing positions, motor yzr200l-6 power;22kw;Reducer speed ratio 35.5 | |
45 | Turnover transfer roll device for short stress rolling mill | platform | 1 | ||
two | Hydraulic, lubricating and pneumatic equipment | ||||
1 | 1No. 1 hydraulic station | set | 1 | System working pressure: 12MPa, flow: 78l / min, motor power: (AC) 30kwx2, oil tank: 1.6m3, cooler area: 5.5m2 | Finish rolling area |
2 | 2No. 1 hydraulic station | set | 1 | System working pressure: 16MPa, flow: 543l / min, motor power: (AC) 90kwx2, oil tank: 1.6m3, cooler area: 5.5m2, | Finished product area |
3 | 1No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xdk-80-125j, working pressure: 0.4MPa, flow: 80L / min, oil tank: 2m3 | 650Rolling mill motor |
4 | 2No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xyz-400gz, working pressure: 0.4MPa, flow: 400L / min, oil tank: 10m3 | 650rolling mill |
5 | 3No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xyz-1250, working pressure: 0.4MPa, flow: 1250l / min, oil tank: 31.5m3 | Finishing mill |
6 | 4No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xyz-63g, working pressure: 0.4MPa, flow: 63L / min, oil tank: 1.6m3 | Coiler |
7 | Air compressor | platform | 2 | Screw air compressor model: lu110-8a, working pressure: 0.8MPa, flow: 20.620m3/h, motor power: (AC) 110kw | New configuration (one for use and one for standby) |
three | Main motor | ||||
1 | 650Roughing main motor
| platform | 1 | Yr2800-12 AC 2800KW 495r / min, voltage 10kV. | |
2 | Main motor of finishing short stress mill | platform | 4 | Z710-800 DC 1400kW, motor speed range 290-800r / min, voltage 660V. | |
3 | Main motor of finishing four high mill | platform | 5 | Z710-630 DC 1250KW, motor speed range 400-1100r / min, voltage 660V. | |
4 | Main motor of finish rolling JL1 mill | platform | 1 | Z500-4a DC 482kw motor speed range 400-1000r / min, voltage 660V.
| |
5 | Main motor of finish rolling JL2 mill | platform | 1 | Z400-4a DC 250KW motor speed range 400-1200r / min, voltage 660V. | |
6 | Flat conveyor motor | platform | 2 | Z4-315-41 power 160kW (DC), motor speed range, 400-1200r / min | |
7 | Crimper motor | platform | 2 | Z4-280-32 power 160kW (DC) motor speed range, 400-1200r / min, | |
four | transformer | ||||
1 | Rectifier transformer | platform | 2 | ZS11-4200KVA/10KV/0.67KV | |
2 | Rectifier transformer | platform | 3 | ZS11-3750KVA/10KV/0.67KV | |
3 | Rectifier transformer | platform | 1 | ZS11-1250KVA/10KV/0.4KV | |
five | DC drive and control electrical equipment | ||||
1 | DC drive and control electrical equipment | set | 1 | Electrical power cabinet, control cabinet, speed regulation cabinet, incoming cabinet, PLC cabinet, console and local operation box below the secondary side of rectifier transformer, excluding cables, wires and signal wires | |
2 | 2800KW motor starter | platform | 1 | Ryz-r hydraulic resistance motor soft starting device | |
six | Spare parts | ||||
a batch | ton | Hundreds of tons | 6 sets of short stress rolling mills, 1 set of vertical coiler, 1 set of waste strip coiler, 1 set of packing belt Slitter, various rollers, bearing seats, universal joint shafts, equipment spare parts, production spare parts, production guide, hydraulic lubrication spare parts, motor spare parts, etc. |
1、 Overview:
650The production capacity of hot rolled strip production line is 800000 tons / year.Product specification of hot rolled strip: thickness 1.2mm ~ 6.0mm;Width 145mm ~ 400mm, product material: ordinary carbon steel, high-quality carbon steel, low alloy steel, alloy steel (and stainless steel).The equipment capacity considers the capacity of expanding the product width to 500mm and producing web and flange plates of welded H-section steel in the future.
2、 Equipment capability:
1Project Name: 650 hot rolled strip production line
2Production scale: 800000 T / A
3Product Name: hot rolled strip
4Product specification: thickness 1.2mm ~ 6.0mm, width 145mm ~ 400mm;
5Product material: plain carbon steel, high quality carbon steel, low alloy steel, alloy steel (and stainless steel)
6Raw material specification: continuous casting billet.Section size: 150x150;165x210;160x240; 160x280;
120x320; 120x350;120x380。 Length: 6M
7. product purpose:
Hot rolled strip is mainly used to produce all kinds of welded steel pipe materials, cold-formed section steel, cold-rolled strip raw materials and raw materials for hardware production. It mainly includes round, square, rectangular pipe and C-section steel. It is widely used in building materials, decoration, machinery manufacturing, petrochemical industry, fitness equipment, bicycles, high-grade furniture and other fields.
8. equipment details:
Serial number | Equipment name | Company | quantity | technical parameter | remarks |
one | process equipment | ||||
1 | Feeding roller table | group | 3 | Rollerφtwo hundred and ninety-five×1200, roller spacing 1000mm, chain drive, 4 rollers per group, length 4m, motor 11kw | |
2 | Hydraulic pusher | platform | 2 | Thrust 1200kN, maximum stroke 3000mm, steel pushing speed 55mm / s, hydraulic cylinder diameterφ320mm;Working pressure: 16MPa, common hydraulic station motor 55kW (one for use and one for standby) | |
3 | Fixed baffle | individual | 1 | ||
4 | Tapping machine | platform | 1 | Thrust 100kN, maximum stroke 7m, steel pushing speed 1m / s, motor 35K, mobile trolley motor 7.5kw | |
5 | Discharge roller table | group | 3 | Rollerφtwo hundred and ninety-five×500, roller spacing 800mm, bevel gear drive;Each group has 6 rollers, with a length of 4.8m and a motor of 15kw | |
6 | High pressure water descaling | group | 1 | Model: 3d7-28 / 22-ia, 2 sets (one for use and one for standby), flow: 28m3 / h, pressure: 22Mpa, motor: 220kw (AC) (each set), voltage: 380V, phosphorus removal medium: filtered water. | New used equipment |
7 | Phosphorus removal roller table | group | 1 | Rollerφtwo hundred and ninety-five×500, roller spacing 800mm, chain drive;6 rolls, 4.8m long, 17kw motor | |
8 | 650Extension roller table in front of rolling mill | group | 2 | Rollerφthree hundred and ten×2000, roller spacing 1000mm, 8 rollers, bevel gear drive, length 7.6m, motor yzr280s-8 30kW, 732r / min, reducer: a = 515mm, I = 4.4 | |
9 | 650Working roller table in front of rolling mill | group | 1 | Rollerφthree hundred and ten×2000, roller spacing 1000 mm, 8 rollers, independent transmission, length 7.8 meters, motor 5.5kw | |
10 | φ650 roughing mill train | column | 1 | φ650x2000 train, three high semi closed arch mill Roll size mmφ610-φ680 * 2000, rolling force: 5000kN, rolling torque: 3x200knm, Main motor: yr2800-12 AC 2800KW 495r / min, voltage 10kV. Reducer: a = 1800mm, I = 6.6, transmission torque: 65tM gear seat: a = 650mm, transmission torque: 65tm | |
11 | 650Rear lifting table of rolling mill | platform | 1 | 1、 Table top: rollerφthree hundred×2000, roller spacing 75080010001100mm, 10 rollers, bevel gear transmission, length 8.5m, transmission motor: yzr280s-10, 45KW, 585r / min, reducer: a = 600mm, I = 3.217 II. Lifting: connecting rod lifting type, lifting or lowering for 2S at a time, swing height 480mm, lifting motor: yzr315m-10, 60kW, 585r / min | |
12 | 650Rear roller table of rolling mill | group | 2 | Rollerφthree hundred and ten×2000, roller spacing 1000mm, 8 rollers, bevel gear drive, length 7.6m, motor yzr280s-8 30kW, 732r / min, reducer: a = 515mm, I = 4.4 | |
13 | Front shear roller table | group | 1 | Rollerφtwo hundred and ninety-five×600, roller spacing 1000mm, 9 rollers, bevel gear drive, length 8.6m, motor yzr250m1-8, 20kW, 716r / min, reducer: a = 515mm, I = 6.29 | |
14 | Hot shear | platform | 1 | 160T fixed thermal shear, shear section: 30x500mm, shear temperature: 850 T, upper shear blade stroke: 140mm, maximum opening: 130mm, shear times: 18 times / min, maximum shear force: 1600kn, motor yh280m-8, 45KW, 690r / min, reducer: I = 37.3 | |
15 | Shear roller table | group | 1 | Rollerφtwo hundred and ninety-five×600, roller spacing 1000mm, 9 rollers, bevel gear drive, length 8.6m, motor yzr250m1-8 11kw, 716r / min, reducer: a = 515mm, I = 6.29 | |
16 | JL1 vertical roll finishing mill train | column | 1 | Type: prestressed fabricated archway mill, roll size mmφ480-φ520 * 200, roll center distance: 480-840mm, opening: 0-400mm, rolling force: 500kN, rolling torque: 90kNm, Motor: z500-4a DC 482kw, motor speed range 400-1000r / min, voltage 660V. Reducer: I = 9.215, gear seat: a = 630mm, I = 1.57, swc-350 universal joint shaft, expansion length: 1430 (+ 50, - 200) | |
17 | JP1 high stiffness short stress flat roll finishing mill train | column | 1 | Type: sy-4φ530x550 high stiffness short stress mill, roll size mmφ510-φ560 * 550, center distance between upper and lower rolls: 510-610mm, rolling force: 4500kN, rolling torque: 300KNm, Motor: z710-800 DC 1400kW, motor speed range 290-800r / min, voltage 660V. φ520 compound reducer: I = 12, center distance of output shaft 570mm | |
18 | JP2 high stiffness short stress flat roll finishing mill train | column | 1 | φ520 compound reducer: I = 9.107, center distance of output shaft 570mm, others are the same as JP1 | |
19 | JL2 vertical roll finishing mill train | column | 1 | Type: prestressed fabricated archway mill, roll size mmφ480-φ520 * 200, roll center distance: 480-840mm, opening: 0-400mm, rolling force: 500kN, rolling torque: 90kNm, Motor: z400-4a DC 250KW, motor speed range 400-1200r / min, voltage 660V. Reducer: I = 6.732, gear seat: a = 630mm, I = 1.57, swc-285 universal joint shaft, expansion length: 1460 (+ 50, - 200) | |
20 | JP3 high stiffness short stress flat roll finishing mill train | column | 1 | φ520 compound reducer: I = 6.353, center distance of output shaft 570mm, others are the same as JP1 | |
21 | Jl3 vertical roll finishing mill train | column | 1 | Type: prestressed fabricated archway mill, roll size mmφ480-φ520 * 200, roll center distance: 480-840mm, opening: 0-400mm, rolling force: 300KN, rolling torque: 50kNm, Motor: None Reducer: I = 2.72, gear seat: a = 630mm, I = 1.57, swc-285 universal joint shaft, expansion length: 1460 (+ 50, - 200) | The original production line does not have jl3, and the newly equipped equipment. |
22 | JP4 high stiffness short stress flat roll finishing mill train | column | 1 | φ520 compound reducer: I = 4.483, center distance of output shaft 570mm, others are the same as JP1 | |
23 | Jp5 four high finishing mill train | column | 1 | Type: closed four high finishing mill, roll: work roll:φ340/315×550mm, backup roll:φ500/460×550mm, maximum rolling force: 2500kN, maximum rolling torque: 86knm Composite reducer: a = 610mm;I = 2.704, center distance of output shaft 340mm, motor: z710-630 DC 1250KW, motor speed range 400-1100r / min, voltage 660V.There are work roll hydraulic cylinder, support roll balance hydraulic cylinder, roll change clamping cylinder, transmission shaft bracket cylinder, roll change hydraulic cylinder and electric pressing. | |
24 | JP6 four high finishing mill train | column | 1 | Composite reducer: a = 610mm;I = 2.03, the center distance of output shaft is 340mm, others are the same as jp5 | |
25 | Jp7 four high finishing mill train | column | 1 | Composite reducer: a = 610mm;I = 1.564, center distance of output shaft 340mm, others are the same as jp5 | |
26 | JP8 four high finishing mill train | column | 1 | Composite reducer: a = 610mm;I = 1222, the center distance of output shaft is 340mm, others are the same as jp5 | |
27 | Jp9 four high finishing mill train | column | 1 | Type: closed four high finishing mill, roll: work roll:φ340/315×550mm, backup roll:φ500/460×550mm, maximum rolling force: 2500kN, maximum rolling torque: 86knm Center distance of gear seat is 340mm, motor: z710-630 DC 1250KW, motor speed range is 400-1100r / min, voltage is 660V.There are work roll hydraulic cylinder, support roll balance hydraulic cylinder, roll change clamping cylinder, transmission shaft bracket cylinder, roll change hydraulic cylinder and electric pressing. | |
28 | Electric looper | group | 6 | Looper tension range: 10 ~ 30n / mm2 looper roller:φone hundred and thirty×550mm, looper swing arm radius: 600mm Looper working angle: 25 degrees, looper swing angle (working angle): 10 ~ 40 degrees, motor: zzj-803 DC 11.2kw. | |
29 | Cylinder looper | group | 2 | Looper tension range: 15 ~ 50N / mm2 looper roller:φone hundred and thirty×550mm, looper swing arm radius: 600mm Looper working angle: 25 degrees, looper swing angle (working angle): 10 ~ 40 degrees, cylinder working pressure: 0.6MPa | |
30 | Torsion guide groove | individual | 1 | ||
31 | Finish rolling guide device | set | 1 | ||
32 | Water cooling guide groove | individual | 2 | ||
33 | Pinch roll | group | 3 | Roller diameterφ450;Roll body length 450;Linear speed of roller: 5-15m / S | |
34 | Bifurcation device | platform | 1 | Type: pneumatic vertical shaft swing type, cylinder working pressure: 0.6MPa | |
35 | serpentine oscillator | set | 1 | Motor: yz132m2-6, power 7.5kw (AC), motor speed, 950r / min, voltage 380V, vibration amplitude: 0-30 degrees, two oscillating heads. | |
36 | Flat conveyor | set | 2 | Type: chain plate conveyor, length: 50m, width: 2m, sprocket pitch: 320mm;Number of sprocket teeth: 8;Reducer: zl130-15 - Ⅰ, speed ratio 35.5;Center moment of reducer 1300mm;Motor: z4-315-41, power 160kW (DC), motor speed range, 400-1200r / min | |
37 | Feeding roller | set | 2 | Roller diameterφ450;Roll body length 450;Linear speed of roller: 0.85m/s;Motor: yz132m2-6, power 7.5kw (AC), motor speed 950r / min, voltage 380V,;Reducer speed ratio 36.3 | |
38 | Five roller tension machine | platform | 2 | Straightening roll diameterφ260mm;Roll body length 550mm;Number of rollers 5;Hydraulic cylinder diameterφ100mm;Working pressure 10MPa | |
39 | Vertical coiler | platform | 2 | Drum diameterφ500~480mm;Drum length 550mm;Coiling speed 0 ~ 12m / s, coiling tension 800kgf;Motor: z4-280-32 power 160kW (DC) motor speed range, 400-1200r / min, reducer speed ratio 3.316, winding core telescopic cylinder diameter ∮ 80mm | |
40 | Conveying roll table | group | 2 | Roller diameterφ210;Roll body length 1600mm;Roll pitch 325mm;Number of rollers 9 / group;Motor yzr200l-6 power;22kw;Reducer speed ratio 35.5 | |
41 | Curved roller table | group | 1 | Roller diameterφ210, roll body length 1600mm, roll distance 325mm, independent transmission. | |
42 | Transport roller table | group | 1 | Roller diameterφ210, roll body length 1600mm, roll distance 325mm, chain drive. | |
43 | Hydraulic tipping device | platform | 1 | Diameter of tipping hydraulic cylinderφ125. Diameter of pushing hydraulic cylinderφ100. Maximum coil diameterφ1400. Maximum coil weight 3000kg: working pressure 10MPa | |
44 | Collection vehicle | group | 1 | Type: electric track mobile trolley type, 4 packing positions, motor yzr200l-6 power;22kw;Reducer speed ratio 35.5 | |
45 | Turnover transfer roll device for short stress rolling mill | platform | 1 | ||
two | Hydraulic, lubricating and pneumatic equipment | ||||
1 | 1No. 1 hydraulic station | set | 1 | System working pressure: 12MPa, flow: 78l / min, motor power: (AC) 30kwx2, oil tank: 1.6m3, cooler area: 5.5m2 | Finish rolling area |
2 | 2No. 1 hydraulic station | set | 1 | System working pressure: 16MPa, flow: 543l / min, motor power: (AC) 90kwx2, oil tank: 1.6m3, cooler area: 5.5m2, | Finished product area |
3 | 1No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xdk-80-125j, working pressure: 0.4MPa, flow: 80L / min, oil tank: 2m3 | 650Rolling mill motor |
4 | 2No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xyz-400gz, working pressure: 0.4MPa, flow: 400L / min, oil tank: 10m3 | 650rolling mill |
5 | 3No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xyz-1250, working pressure: 0.4MPa, flow: 1250l / min, oil tank: 31.5m3 | Finishing mill |
6 | 4No. 1 thin oil lubrication station | set | 1 | Model of thin oil station: xyz-63g, working pressure: 0.4MPa, flow: 63L / min, oil tank: 1.6m3 | Coiler |
7 | Air compressor | platform | 2 | Screw air compressor model: lu110-8a, working pressure: 0.8MPa, flow: 20.620m3/h, motor power: (AC) 110kw | New configuration (one for use and one for standby) |
three | Main motor | ||||
1 | 650Roughing main motor
| platform | 1 | Yr2800-12 AC 2800KW 495r / min, voltage 10kV. | |
2 | Main motor of finishing short stress mill | platform | 4 | Z710-800 DC 1400kW, motor speed range 290-800r / min, voltage 660V. | |
3 | Main motor of finishing four high mill | platform | 5 | Z710-630 DC 1250KW, motor speed range 400-1100r / min, voltage 660V. | |
4 | Main motor of finish rolling JL1 mill | platform | 1 | Z500-4a DC 482kw motor speed range 400-1000r / min, voltage 660V.
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5 | Main motor of finish rolling JL2 mill | platform | 1 | Z400-4a DC 250KW motor speed range 400-1200r / min, voltage 660V. | |
6 | Flat conveyor motor | platform | 2 | Z4-315-41 power 160kW (DC), motor speed range, 400-1200r / min | |
7 | Crimper motor | platform | 2 | Z4-280-32 power 160kW (DC) motor speed range, 400-1200r / min, | |
four | transformer | ||||
1 | Rectifier transformer | platform | 2 | ZS11-4200KVA/10KV/0.67KV | |
2 | Rectifier transformer | platform | 3 | ZS11-3750KVA/10KV/0.67KV | |
3 | Rectifier transformer | platform | 1 | ZS11-1250KVA/10KV/0.4KV | |
five | DC drive and control electrical equipment | ||||
1 | DC drive and control electrical equipment | set | 1 | Electrical power cabinet, control cabinet, speed regulation cabinet, incoming cabinet, PLC cabinet, console and local operation box below the secondary side of rectifier transformer, excluding cables, wires and signal wires | |
2 | 2800KW motor starter | platform | 1 | Ryz-r hydraulic resistance motor soft starting device | |
six | Spare parts | ||||
a batch | ton | Hundreds of tons | 6 sets of short stress rolling mills, 1 set of vertical coiler, 1 set of waste strip coiler, 1 set of packing belt Slitter, various rollers, bearing seats, universal joint shafts, equipment spare parts, production spare parts, production guide, hydraulic lubrication spare parts, motor spare parts, etc. |