YJ-76 ERW Pipe Mill

YJ-76 ERW Pipe Mill 1. Pipe ID: 30mm-90mm 2. Thickness:1.0mm-4.0mm 3. Speed:60-70m/min

YJ-76 ERW Pipe Mill

 

The Technological Process:

Moving coil→setting coil→uncoiling→shearing and butt welding→horizontally guiding→feeding→storing→discharging(electric control system and hydraulic system)→forming→welding→sizing→flying saw→run out table on the roll way.                     

 

The component of equipment

1.Double-head manual uncoiler:

The brake is controlled by cylinder and the model of cylinder is SC80X25FA.

(1)The max. weight of coil: 3.5T

(2)The inside diameter of coil: 440-510mm

(3)The max. strip thickness:4.0mm

(4)The max. width of coil: 300mm

2.Hydraulic shearing machine (including welding platform):

(1)Steel strip width to be cut:≤300mm

(2)Steel strip thickness to be cut:≤4mm

(3)Cutting method: hydraulic cylinder power

(4)Moving method: hydraulic cylinder to promote

(5)Pumping motor power: 4Kw

3.Storing device---Spiral accumulator(ø4.5m):Including the following(1)-(5)

(1)Low overturn tray:

It is made up of bracket, level roller and vertical roller. Level roller supports strip steel auxiliarily, and vertical roller can adjust and guide the strip, it is suit for the bandwidth≤300mm.

(2)Flattening & feeding machine:

The two-axic clamping and feeding type flattening& feeding machine is made up of driving, clamping, blocking roller and base. The rotation part includes gear box and universal coupling. The base is steel structure. It is suit for bandwidth≤300mm. With the pneumatic brake and the motor 11KW.

(3) Accumulator:

Used for storing, loading and unloading and driving the strip, made up of the power part, inside track, vertical roller, level roller, outside track blocking roller, feeding blocking roller. The rotation part includes motor, gear box and universal coupling.

(4)High overturn tray:

Comprised of bracket, level roller and vertical roller. Level roller supports strip steel auxiliarily , and vertical roller can adjust and guide the strip it is suit for the bandwidth≤300mm.

(5) Electric control box:

Equipped with safety protection and emergency stopping button.The main original production and wearing parts of electronic equipment are in accordance with GB. Three- phase four-wire system.

4.The main motor of mill:

 (1)Forming part: seven units gantry-type rollers

 (2)Welding part: Solid-state high-frequency induction welding

 (3)Cooling part: coolant cooling

 (4)Finishing part: five units gantry-type rollers

The main technical parameter of pipe-making line

 (1)Pipe diameter: φ30-ø90mm

 (2)Pipe wall thickness: 1.0-4.0mm

 (3)The electric motor: Forming part: 70Kw, Finishing part:90Kw.

 (4)Level roller axle diameter: ø70, Material 40Cr

 (5)Vertical roller axle diameter: ø45, Material 40Cr

5.Solid-state high-frequency:

(1)Model: GGP250-0.3-HC

(2)Input power: 3p, 380V, 50HZ

(3)Output power: 250KW

6.Computer controlled flying saw:

(1)Scale accuracy: ±3mm

(2)Scale length: 4-8m

(3)The max speed: 80m/min

(4)Saws movement: pneumatic(swinging)

(5)Use the circular metal saw blade

7.Discharging table:

Model: Conveyed on the rolling way, reversed pneumatically (with 3Kw, 6 classes motor )  

 

The model and basic parameters:

 

Item        Model	YJ-16	YJ-20	YJ-32	YJ-50	YJ-60	YJ-76	YJ-89	YJ-114	YJ-125	YJ-165
Diameter(mm)	8-16	10-26	14-38	20-63.5	32-70	30-100	50-90	60-120	40-130	50-130
Thickness(mm)	0.3-1.0	0.4-1.5	0.6-1.8	0.8-3.0	1.0-3.0	1.0-4.0	1.5-4.0	2.0-5.0	1.0-6.0	2.0-6.0
Speed(m/min)	80-100	80-100	80-100	70-80	70-80	60-70	50-60	40-50	20-60	20-50
Host motor power(Kw)	22	37	75	132	55*2	132*2	90*2	110*2	220*2	220*2
High-frequency equipment(Kw)	60	60	100	200	250	250	250	300	300	400
Equipment composition	Uncoiler, flattener, shearer welder, storing device, forming sizing unit, flying saw, discharging table, packer, high-frequency device
Remark	If you have any question, please contact us freely!

YJ-76 ERW Pipe Mill