Four Rollers Reversible Cold Metal Roll Forming Machine, Steel Roll Forming Machinery

Four Rollers Reversible Cold Metal Roll Forming Machine, Steel Roll Forming Machinery

Product description:

Detailed Product Description

Four Rollers Reversible Cold Metal Roll Forming Machine, Steel Roll Forming Machinery

Rolling conditions

1. Material: excellent steel, carbon steel, low alloy steel belt etc.

2. Blank specifications: thickness 2-7mm, width≤280mm, the maximum weight 2000kg

3. Product specification: ≥ 0.7mm, roll inner diameterφ410mm, outside diameterφ1400mm, the maximum weight 2000kg

4. Rolling dynamic: p≤2500KN

5. The maximum rolling speed: v≤120m/ min

2. Equipment component

A. main frame specifications: φ180/ φ350*350 Four rollers reversible cold rolling mills

B. transmission mode: Working roller drive transmission

C. pressure system:

a. pressure motor power: 7.5KW*2, 6 class

b. One Level of worm gear and worm complementary: WS180 I=40, Center distance A=180mm

c: Two Level of worm gear and worm complementary: Double enveloping worm gear surface, Center distance A=240mm Mn=10mm, I=40

d.pressurescrew: S120*6, pressure speed: 0.05mm/ s

e. pressure box used steel castings

D. frame system:

a. Two closed frame, frame surface section 200*260, Material: ZG35

b. The overall processing, artificial brush shovel

c. Tension frame, Thickness Gauge C frame

E. Roll part:

a. Work roll diameter * width of roll surface: φ180*350, Material: 9Cr2Mo, Bearings: compound tiles, needle bearing

b. Roller bearing track* roller surface width: φ350*320mm, Material: 9Cr2Mo, Bearings: exclusive use of FCD mill bearings

c. Lubrication way of bearing: Grease lubrication

d. Support-roller balance way: hydraulic balance

e. Roller changed way: hydraulic change roller

F. Main drive components

a. Main Motor Model: Z4-250-42DC motor, power P = 160KW

b. the main reducer ZLY355

c. miter gear box: the center distance A = 230mm, Mn = 10mm

d. reducer lubrication methods: thin oil forced lubricating

e. shaft type: industrial universal joint cross shaft SWC200

f. base: split-type steel base

3. Coiler machine: hydraulic four-pyramid inflation shrinkage coiler machine

a. Reel specification: φ410*350

b. Inflation shrinkage capacity: 20mm

c. Hydraulic pusher, hydraulic car.

d. The maximumvolume weight: ≤2000kg

e. Main Motor: Z4 DC Motor, P=75KW

f. Reducer: ZQ65 type

g. Coiling tension: T≤20KN

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. Processing lubrication station (user self-provided)

7. Thickness gauge: QNT-II-type use of ray thickness gauge (user self-provided)

8. Electric control system

a. DC speed control system adopts European company imported 2 bridge four quadrant weak magnetic control device 590 system.

b. main motor, important electrical equipment and mechanical device adopt safe protection measures.

9. Wearing parts and information

a. Supply parts list provided.

b. Provide equipment instructions and control principle diagram

10. 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.

φ180/ φ350*350Four rollers reversible cold rolling mill










Frame sectional area 200*260mm

Pressing device


Including the reduction motor, a worm gear box WS180, 2 class 240 worm gear reduction box, press nut, screw, coupling and base.

Roller system


Including the work roll 2, and its two supporting roller bearings, bearing blocks, linings, window boards, roll hydraulic balance etc.

Roll change device


Hydraulic cylinder and roll change cars

Main transmission parts


Including the Main Motor (Z4 DC, P = 600kw) main reducer, ZLY355, teeth box, universal joint cross shaft SWC200, coupling and so on.



Split-type steel plate welding






Include base, spindle, cylinder, couplings etc

Recoiler motor


Z4 DC, 75kw



ZQ65 Modified box, box homemade

Upper and lower feeding pulley


including lifting up, mobile, cylinder, guide etc.

Thin oil lubrication station


Responsible for decelaretor , tooth gear boxlubrication

Hydraulic pressure station


Including the accumulator, contact monometers, unloading equipment, relief valve, filter device, the system pressure shunt etc.

Electric control system


Including electric cabinet, the control computer operation barrle etc. , using 590, controlled by PLC

Thickness gauge (user self-provided)


QNT - type II I rays