Corrugated Steel Culvert Pipe Production line

Flow chart

Sheet feeding—corrugation forming—auto conveying, servo feeding, punching holes—output

Profile:

Product one: sheet width 1530mm, 200*55mm wave, R53, thickness: 3-8mm

Product two: sheet width 1145mm, 100*20mm wave, R17, thickness: 2-4mm

Main machine technical detail:

Max sheet width: 1550mm, thickness: 2-8mm

Hot rolled, cold rolled, GI sheet

Workpiece length: 2500-10000mm

Workpiece tolerance:

Width ±3.0 mm

All hole distance: ±1mm

Wave distance±0.5mm; wave height of two ends: ±2.0mm

Wave height: ±1 mm

Scope of supply:

Spare parts 

Production line composition

1 feeding platform:

Adopt roller type platform, suitable for single sheet forming, simple structure, easy operation.   

2. Forming part

Front Guide:

Make sure sheet feeding at position

Main forming machine: 

Adopt casting iron stand and gearbox driving.

Main frame adopt welded structure, stress removing treatment, use 45# steel hard gear.

Roller stations: about 20 stands

Main power: 110kw*2 DC motor

Shaft: 180mm, material Cr40, with heat treatment, HRC48°

Roller: GCr15, one set of 100*20mm and 200*55mm roller.

Punching part:

Composition: servo motor feeding, hydraulic press, die set.

Servo motor feeding, ball screw driving, Make sure high preciseness: all hole to hole distance ±0.5mm

three types of different width side holes can be set in PLC. Low maintenance cost, simple structure, quick die set change.

Use Yangli group big table hydraulic press, very stable. Model; 315 (modified), blanking pressure: 315T. Number of Stroke: 5 times per minute.   

Punching die material: SKH51 or DC53(equal to SKD11 )