Manufacturer for Profile Extrusion Production Line – PP strap band line – Cuishi

System Configuration of the Production Line

  Necessary machine

• 1 set of Vacuum feeding
• 1 set of Hopper dryer
• 1 set of Extruding Machine
• 1 set of Mould
• 1 set of Water tank system
• 1 set of The first haul-off device  
• 1 set of The first stretch forming oven
• 1 set of The second haul-off device
• 1 set of Embossing machine
• 1 set of The second stretch forming oven
• 1 set of The third haul-off device
• 3 set of winder

DETAILED SPECIFICATION

Configuration and Technical Data：

1. Feeder

Main technical parameter:

Motor power: 1.1kw

2. Drying Hopper

Main technical parameters:

Volume: 100kg

Heating power: 6.5kw

3. SJ-75/30 Single Screw Extruding Machine

This machine is equipped with specialized reducer, and the gear and axial parts adopt high strength alloy steel and are treated by the carburization, quenching, gear grinding and other workmanship, and are matched with super thrust bearing which has the traits of high  bearing capacity, stable transmission, and excellent efficiency etc. The material of screw and barrel is 38CrMoAlA, nitriding treatment, lower noise, corrosion resistance, wear resistance. Barrel is cooled by wind, heated by cast aluminum heating circle. The whole machine is equipped with automatic temperature controlling switchboard, digital display intelligent temperature controller, Chint Contactor. Frequency control.

Main technical parameters:

Screw

Diameter:                 75mm

The length-diameter ratio:    L/D30:1

Material:                  38 CrMoALA

Nitride depth:              0.5-0.7mm

Barrel

Material:                  38 CrMoALA

Nitride depth:              0.5-0.7mm

Hardness (HV):             ≥940

Heating control areas:        four areas

Heating power:             24KW

Cooling system:            air cooling

Gearbox

The material:               QT200

Type:                     Inclined gear

Gear material:              20 CrMnTi

Gear surface heat treatment:   Gear surface quenching

Thrust bearing:              NSK

Lubrication system:          pressure lubrication system

Cooling system:             external independent cooling cycle system

Main motor

Transmission way:           Frequency control

Transmission power:         22kw

Output:

4. Screen Changer

Main technical parameters:

Heating power: 4kw

Double passages

5. Die Head

It is made of excellent die steel with the quality of extruding fast and equably, and low head pressure 

6. Cooling Tank  

Cooling the strip plate fast to control the crystallinity of plastics, which can guarantee the elongation when the strip plate is pulled. It is made of stainless steel.

Main technical parameters:

Material: stainless steel

Cooling mode: immergence (constant temperature)

7. Drying Device

Main technical parameters:

Motor power: 1.5kw

Rotate speed: 3800r/min

8. The First Five Rollers Haul-off

Used to pull for the first time, and it is composed of motor, reducer, pull roller 

Inverter control

Gear transmission.

9. Heating Oven

Used to heat strip plate which has been finalized the design, then preheat for the second time, and it is made of stainless steel

Main technical parameters:

10. Printing Device ( as option)

11. The Second Five Rollers Haul-off

Used to pull for the second time after thermal wind heating, and it is composed of motor, reducer, pull roller.

Main technical parameters:

Inverter control.

Gear transmission.

Motor power: 5.5kw

Pulling speed: 12-120m/min

Steel roller amount: 5

Roller diameter: 205mm

Roller length: 215mm

to emboss on the surface of the strip plate, which can improve the strength and friction force. The material of embossing roller is steel, and its surface is rhombus or other decorative design. Its hardness is 50-60HRC. chromate finish on the surface of the decorative design. 

13. Shaping Oven with cooling tank

Length: 4000mm

Heating power: 12kw

14. Drying Device

Main technical parameters:

15. The Third Three Rollers Haul-off  

Used to pull for the second time after thermal wind heating, and it is composed of motor, reducer, pull roller.

Main technical parameters:

Inverter control.

Gear transmission.

16. Winder     3sets

Used to coil the product, center winding automatic arrangement. It is composed of winding shaft, roll core and frame etc.

Main technical parameters:

Torque control

Coiling length: coiling based on user requirements