φ 160/φ 550× 600 Four rollers reversible cold-rolling mills

Rolling conditions

1. Material: excellent steel, carbon steel, stainless steel etc.

2. Blank specifications: thickness ≤ 5mm, width 520mm, the maximum weight 8000kg

3. Product specification: ≥ 0.25mm, width 520mm, roll diameter 508mm, the maximum weight 8000kg

4. Rolling dynamic: P≤ 5000KN

5. The maximum rolling speed: V=12~135m/min

6. Coiling tension: T≤ 70KN

Equipment component

1. Mainframe specifications: φ 160/φ 550× 600 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=40 Center distance A=250mm

c: Two Level of worm gear and worm complementary:

Double enveloping worm gear surface, Center distance A=400mm Mn=16.5mm 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 (C frame)

5. Roll part

a. Work roll diameter × width of roll surface: φ 160× 600mm, Material: 9Cr2Mo, Bearings: composite tile, bearing

b. Roller bearing track× roller surface width: φ 550× 600mm, 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 = 600KW

b. The main reducer ZLY560

c. Miter gear box: the center distance A = 830mm, Mn = 12mm

d. Reducer lubrication methods: thin oil forced lubricating

e. Shaft Type: industrial universal joint cross shaft SWC315

f. Base: split-type steel base

 

Coiler machine: hydraulic Four-Pyramid inflation shrinkage coiler machine

a. Reel specification: φ 508× 600

b. Inflation shrinkage capacity: 20mm

c. Hydraulic pusher, hydraulic car.

D. The largest volume weight: ≤ 8000kg

e. Main Motor: Z4 DC Motor, 480KW

f. Reducer: ZQ100 type

Thin oil lubrication station: responsible for reducer lubrication system

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.

Thickness gauge: QNT-II-type use of I-Ray Thickness Gauge(user self-provided)

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.

Wearing parts and information

1. Supply parts list provided.

2. Provide equipment instructions and control principle diagram

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.

 

 

φ 160/φ 550× 600 Four rollers reversible cold-rolling mills equipment list