cold rolling mill
φ150/φ500×500 Four rollers reversible cold-rolling mills
1. Rolling conditions
1. Material: excellent steel, carbon steel, stainless steel, etc.
2. Blank specifications: thickness 4mm, width 430mm,the maximum weight 5000kg
3. Product specification: ≥ 0.25mm, width 430mm, roll diameter 508mm, the maximum weight 5000kg
4. Rolling dynamic: p≤6000KN
5. The maximum rolling speed: v≤120m/min
6. Coiling tension: T≤100KN
2. Equipment component
1. main frame specifications: φ150/φ500×500 Four rollers reversible cold-rolling mills
2. transmission mode: Supporting roller drive transmission
3. pressure system:
a. pressure motor power: 22KW×2, 6 class
b. One Level of worm gear and worm complementary: WS250 I=41, Center distance A=250mm
c: Two Level of worm gear and worm complementary:
Double enveloping worm gear surface, Center distance A=450mm
Mn=18.5mm,I=40
d. pressure Screw: S220×10,pressure speed: 0.05mm/s
e. pressure box used Steel Castings
4. frame system:
a. Two closed frame, frame surface Section 320×400, Material: ZG35
b. The overall processing, artificial brush shovel
c. Tension frame, Thickness Gauge C frame
5. Roll part:
a. Work roll diameter × width of roll surface: φ150×520, Material:9Cr2Mo, Bearings: compound tiles, bearing
b. Roller bearing track× roller surface width:φ500×500mm, Material :9Cr2Mo, Exclusive use of FCD mill bearings
c. Way Bearing Lubrication: Grease lubrication
d. Roller bearings in a balanced manner: hydraulic balance
e. Change roller way: hydraulic Change roller
6. Main drive components
a. Main Motor Model: Z4 DC motor, power P = 500KW
b. the main reducer ZLY500
c. miter gear box: the center distance A = 800mm, Mn = 14mm
d. reducer lubrication methods: thin oil forced lubricating
e. Shaft Type: industrial universal joint cross shaft SWC315
f. base: split-type steel base
3. Coiler machine: hydraulic Four-Pyramid inflation shrinkage coiler machine
a. Reel specification: φ508×550
b. the largest volume weight: ≤ 6000kg
c. Main Motor: Z4 DC Motor, 315KW
d. reducer: ZL85 type
4. Thin oil lubrication station: responsible for reducer lubrication system.
5. Units share a hydraulic system Hydraulic Station Control
With accumulator, electric contact pressure gauge, unloading device, relief valve, filter device, liquid level display, the system pressure to control grade functions.
6. Thickness gauge: QNT-II-type use of I-Ray Thickness Gauge(user self-provided)
7. Electric control system
1. speed control system adopts European company imported 2 bridge four quadrant weak magnetic control device 590 system. Control system adopts PLC programmable controller, control electric cabinet, machine, with current operation box beside, speed, strength, thickness of display function.
2. main motor, important electrical equipment and mechanical device adopt safe protection measures.
8. Wearing parts and information
1. Supply parts list provided.
2. Provide equipment instructions and control principle diagram
9. Installation and commissioning
1. For months to advance the provision of equipment installed base map, forming the basis for the implementation of the second casting.
2. Equipment to the scene after the party responsible for the installation guide.
cold rolling mill
