Highway Guardrail Making Machine
Working Flow:
Decoiler - Leveling machine - Servo feeding system - Hydraulic
punching - Feeding guide - Main Roll Forming Machine - PLC Contol
System - Hydraulic Cutting - Output Table
Technical parameters:
Matching material | Galvanized, PPGI, Aluminum |
Material thickness range | 2-4mm |
Main motor power | 18.5KW |
Hydraulic motor power | 15KW |
Forming speed | 8-10m/min(include punching) |
Rollers | about 18 rows |
Material of rollers | Cr12 |
Shaft material and diameter | 106mm, material is 40Cr |
Way of driven | Chain transmission or Gear box |
Material of cutter blade | Cr 12 mould steel with quenched treatment 58-62℃ |
Controlling system | Siemens PLC |
Voltage | 380V/3Phase/50Hz |
Total weight | about 8 tons |
Size of the machine | L*W*H 12m*1.5m*1.2m |
(1) 10T hydraulic decoiler
- Coil weight (max.) : 10000 kg
- Coil dia. (Max): Φ508×1500 mm
- Hydraulic oil cylinder dia : 120 mm, Working pressure : 16 MPa
- Coil Width (Max.) : 800mm
- Working speed : 0-25 m/min
- Power :5.5 kW
(2) Pre-cutting
- Base on customer request, machine should be have pre-cutter for
change coil when in working
- Cutting by hydraulic
- Hydraulic power: 22KW
- Cutting control by switch
(3) Feeding & Leveling
- Feeding the sheet to the guide roller (it is adjustable by right
and left).
- Feeding roller: diameter is ¢180 mm, material is 40Cr steel,
HRC48-52.°
- Leveling roller: upper is 3 rollers, down is 4 rollers (total is 7
stations), material is 40Cr steel, HRC48-52°
- diameter of leveling roller: 180 mm
- power:7.5KW brake motor
(4) Punching
- Using hydraulic punching
- Oil cylinder diameter: ¢180 mm
- Working pressure: 30 MPa
- Mould material: Cr12, quenched 58°-62°
- Hydraulic power: 22 kW
- Punching station: 4 stations
- The first big punching adopt double cylinders, the other three
punching adopt single cylinder
(5) Cutting
- Hydraulic pre-cutting
- Knife material: Cr12,quenched 58°-62°
- Oil cylinder dia:250mm
- Working pressure:60mpa
- Working journey: 80mm
- Hydraulic power: 22kw
(7) Conveyor table
- Length: about 6 meters
- Drive by motor: 3KW
- In the two side of the conveyor have guide rollers to make sure the
sheet can moving straight
- In the surface of the conveyor table is by rollers, diameter of
roller is in 90mm
- Material of roller: 45# steel, surface with chrome.
(8) Roll forming
- main motor power: 55kw
- station: adopt cast iron HT50
- Decelerating motor: BWD14-43-55KW, made in Shanghai or Changzhou
- Transmission: by gear box: 200*500(outside is cast iron, surface
needed polish and paint. Inside is 60# forge and press metal)
- Main shaft dia: ¢100mm material: 45﹟forge steel
- Roller material: GCR15 quenched 58°-62°, black oxide coating
- Roll station:20stations (include feeding two feeding stations)
- Roller thickness: 2-3.2mm
- Timing by transducer:5m--12m/min(not including punching)