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:

(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)