BAZHOU Wanxin

BAZHOU Wanxin

Used Pipe Production Line
Brand: Bazhou Wanxin Industrial and Trading
Year of manufacture: 2021

Pipe Production Line Consists of:
Dual-Station Decoiler
Function: Passively unwinds the coil.

Construction: Dual-station design with 180° rotation; manual expansion.

Advantages: Fast loading, simple and convenient operation.

Hydraulic Shear and Butt-Welding Machine
Function: Cuts the front and rear ends of the strip, centers the strip, and welds it back together.

Construction: Manual hydraulic shear with boom, front and rear pressure rollers, front and rear centering rollers, welding device.

Cutting Method: Hydraulic shear

Pressing Method: Double-cylinder press

Welding Method: Manual welding

Coil Accumulator
Function: To ensure continuous production of the welded pipe, a storage unit is installed after the shear and butt-welding platform. It continuously feeds the strip while the material is prepared for loading, unwinding, cutting, and welding.

Construction: Frame type, with movable and fixed frames (including feeding device).

Feeding Speed: max. 120 m/min

Storage Speed: max. 200 m/min

Stored Strip Length: 200-400 m

Pinching Roller Motor: AC 11 kW

Forming and Calibration Machine
Working Height: +850 mm

Power: AC/DC Motor 160 kW, 1000-2000 rpm

Reducer: Gear-hardened

Arrangement: Passive 5-roll straightener, vertical rolls for strip feeding; forming via 7 horizontal roll stands and 8 vertical roll stands; guiding, pressing, deburring, cooling, and calibration via 6 horizontal roll stands and 5 vertical roll stands; 1 round calibration stand.

Round Calibration Stand: 1 set of smoothing device; 2 sides with 8 rolls, 4 rolls per side; Ø30 mm, 40Cr, quenched, tempered, and hardened.

Horizontal Roller Shaft: Ø60 mm, bearing position 55, material 40Cr

Horizontal Roll Surface Treatment: Surface hardening, HRC 50-55

Bearing Slider: Forged steel 45#

Vertical Roller Shaft: Ø40 mm, material 40Cr, quenched, tempered, and hardened

Vertical and Horizontal Rollers - Stand Style: Gantry type, opening width 120 mm, horizontal roller stand clamping adjustable via worm gear

Material of Horizontal and Vertical Roller Stands: Welded, followed by aging annealing

Gearbox: Spiral bevel gear

Pinching Roller Shaft: Ø50 mm, 2 rollers for pinching, adjustable via manual screw rod
Guide Shaft: Ø40 mm

Deburring Knife: 2 pcs, one in operation, one as spare

Cooling Tank

Cold Saw
Function: The cold saw is one of the key machines in the ERW mill line. It can cut the pipes to the preset length during high-speed production.

Type: KK-5-50

Pipe Diameter: Round pipes Ø16-63.5 mm and corresponding square and rectangular pipes

Cutting Length: Any length between 1-6 m

Material Thickness: 0.6-2.5 mm

Saw Motor: 11 kW AC motor with frequency inverter

Feeding Motor: 2.9 kW servo, Yaskawa

Drive Motor: 11 kW servo, Yaskawa

Feeding Mode: Servo multi-stage speed feeding

Speed Following: max. 110 m/min

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Clamping Force: Pneumatic

Saw Blade: Ø400 mm

Saw Reducer Model: KK-80

Sawing Stroke (Rack Length): 3 m

Machine Dimensions: 4500 × 1500 × 1300 mm

Conveyor Track, Table, and Packing Machine
Function: Formed pipes are automatically transferred from the roll to the table. They are packaged into hexagonal bundles using a simple packing machine.

Roller Track Length: 16 m, 1 motor YCT200-4A, 5.5 kW

Note:
The technical data and descriptions are transcribed from the original order confirmation. They are for informational purposes only and are not binding.