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HANGZHOU ROLL FORMING MACHINERY CO., LTD
Products   -   Double Layer   -   Double Layer Roll Forming Machine
This double layer roll forming machine is designed for continuously rolling and cold forming steel sheets. Our double layer roll forming equipment adopts steel sheet as the raw material, decoiling, continuously rolling and cold forming, automatic cutting the sheet to specified size, and stacking the finished panel automatically. This double layer roll forming machine adopts PLC control and speed adjustment technology to realize continuous automatic production. Our double layer roll forming equipment is a truly energy-saving and highly-effective production line for steel structure.

Double Layer Roll Forming Machine Technical Parameter
Item Parameter Remark
Material Type According to customer requirements
Thickness (mm)
(mm)
Yield strength (MPa) 230-300
Coil weight (t) 5
Forming Speed (m/min) 20-25 Cutting time excluded
Roller Material No. 45 steel Hard chrome plated
Cutting Mode Hydraulic cutting According to actual design
Power Source Type 380V / 3PH / 50HZ According to actual design
Main machine motor power (kW) 9 According to actual design
Hydraulic station power (kW) 3 According to actual design
Total Power (kW) About 16 According to actual design
Machine Dimensions See the layout


Double Layer Roll Forming Equipment Working process
Decoiling → feeding and guiding → roll forming → post cutting → conveying to the runout table

Components of Double Layer Roll Forming Machine
Item Quantity Technical Description
Decoiler system Hydraulic decoiler (capacity: 5t) 1 set Structure: cantilever-type. Expansion mode: hydraulic. Releasing mode: hydraulic.
Main forming system Feeding device 1 set
Roll forming system 2 sets 1. Roller material: No.45 steel with hard chrome plated surface. 2. Inner support structure of roller: guiding column. 3. Back/forward movement of roller is driven by chain, and part of the upward/downward movement is driven by gear.
Post-cutting device 1 set Double layer cutting.
Hydraulic system 1 set Separated hydraulic station.
Runout table 2 pcs Dimensions: 2 × 2m
Electric control system 1 set PLC Control. Operation: touch screen and buttons. Speed adjusting: AC frequency conversion.


Component Description & Parameter

1. Hydraulic decoiler
Releasing mode: hydraulic.
Structure: cantilever-type.
Expansion mode: hydraulic.

2. Guiding device
The guiding device uses guiding bar and sliding block to control the width and position of the steel sheet.

3. Roll forming system
a. Rollers are made of high quality No. 45 steel with hard chrome plated surface. These rollers with excellent rigidity contribute to high-precision steel profile.
b. Inner support structure of roller: guiding column.
c. Back/forward movement of roller is driven by chain, and part of the upward/downward movement is driven by gear.

4. Cutting device
a. Cutting blade material: Cr12, quenching treated.
b. The power of cutting is supplied by the hydraulic station.

5. Runout table
It’s used to support the finished panels. It can supply 2 pieces of 2-meter-long panels.

6. Electric control system
PLC control and frequency speed adjustment help realize automatic production.

7. Hydraulic system
a. It provides power to cutting.
b. Separated hydraulic stations are designed.

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