GH25 Straight-seam Tube Welding Production Line

Specifications

A. main technical performance:

1.Raw material

Suitable for hot rolled belt steel roll made of common carbon steel Q195, Q235, and 16Mn and so on, or cold rolled belt steel roll. (In accordance with GB700-88 or GB1591-88)

Width of the belt steel: 25 to 120mm(±0.2mm)

Thickness of the belt steel: 0.4 to 1.5mm(in accordance with GB708-88)

2. Pipe range

Diameter: 8 to 38mm(±0.05mm) thickness:0.4 to 1.5mm

3. Production method: continuous type

4. Welding method: high frequency induction welding, high frequency power 100KW

5. Forming tube speed: 20 to 90/min

6. Total power supplied for the line: 160KW

B. Production line process

Raw Material(Belt Steel Roll) → loading → cutting and Butt welding → cage-shape storing chamber → feeding and forming → high frequency welding → cleaning → cooling → setting the diameter and straightening → cutting with flying saw → Transporting to the roller transportation belt and upturning → transition shelf and collection basket → inspection → registration to the chamber

C. Main equipment instruction

1. Loading Machine

(1) Structure: list working positions, machinery tension, pneumatic brake

(2) Diameter of Loading Wheel: 1500mm

(3) Diameter of the Inner Hole of Steel Roll: 350 to 550mm

(4) Height of Centre of Loading Shelf: 800mm

(5) Loading weight: 1000Kg

2. Cutting machine and butt welding (outsourcing)

3. Cage type storage chamber

(1) Structure: U-steel frame,pneumatic discharge apparatus,screw manual regulation

(2) Speed: 150m/min

(3) Motor power: 2.2KW

(4) Reserves: 150 to 300m

(5) size(length × width × height):4500×360×2600mm

4. Forming and Setting Diameter Unit

(1) Structure: ensemble bed, amass drive

(2) Sequence for fixing the unit:

Forming segment: feeding → seven rollers for straightening → 1 horizontal → 1 vertical → 2 horizontal → 2 vertical → 3 horizontal → 3 vertical → 4 horizontal → 4 vertical → 5 horizontal → 5 vertical → 6 horizontal → 6 vertical → 7 horizontal →7 vertical

Welding segment: Direction guidance → extruding and pressing → Welding → planning the welding → polishing → cooling

Setting the diameter segment: 1 vertical → 1 horizontal → 2 vertical → 2 horizontal → 3 vertical → 3 horizontal → 4 vertical → 4 horizontal → 5 vertical → 5 horizontal → 6 vertical → 6 horizontal → firstly straightening

(3) Driving method: 37KW DC motor driving power to spiral bevel box through ZLY160 reducer and spread to each stand by universal shaft

(4) Horizontal roll device: in huge door and whole metal frame

Size of the spindle: 40mm, 40Cr changing quality treatment, surface high frequency

(5) Vertical device: split sliding-piece rolling spindle, regulated by spiral rod

Size of the spindle: 25mm, 40Cr changing quality treatment, surface high frequency

(6) Power box: using screw bevel gear driving, modulus M6, 20CrMoTi carburizing

(7) size(length × width × height): 6000×1480×950mm

5. Computer flying saw

(1)Structure: controlled by computer, tracking cutting

(2)Cutting pipe diameter: 8 to 32mm

(3)Cutting pipe thickness: 0.4 to 1.5mm

(4)Cut-to-length tolerance: ±3mm

(5)Power of cutting engine: 5.5KW

(6)Driving power: 11KW

(7)Saw specification: 50×400×2.8mm

(8)Blade speed: 87m/s

6.Blanking rack(user on site produce)

7.High frequency electrical equipment(customize by users)

   Standard export backage to protect the machine and spare parts