MW-SP Bare Frame Jumbo Roll Slitting Rewinding Machine

Use:                                                    

This machine is used for slitting and rewinding various large rolling materials such as paper,（40g/m2~450g/m2 non-carbon paper, capacitance paper, bill paper）, double-face adhesive tape, coated paper, aluminum foil,  BOPP Film PVC, plastic material, etc.

Performance and Characteristics  :                                

This machine use three motors synchronous for controlling, automatic taper tension, central surface reeling.

Frequency converter timing for main machine，keeping speedup and stable operation.

It has the functions of automatic metering, automatic alarm, etc.

Adopt A and B pneumatic shaft structure for rewinding, easy for loading and unloading.

It adopts liquid press style subtense system

Equipped with automatic waste film blowing device by circle blade.

7.  Automatic material inputting shaftless ,hydraulic loading.

Technical Data:

1.Width：1600

2.Thickness of material：60g/ m2-450g/m2（decided according to the material）

3.Max diameter of raw material：φ1600mm

4. Max diameter of rewinding：φ1600mm

5.Width of material：1600mm

6.The diameter of pneumatic shaft of rewinding:φ76mm (3”)

7.Rewinding shaft ：2 pcs（can rewinding with single shaft ）3: and 6: air shaft

8.Error correcting precision：±2mm

9.Precision of slitting：±0.2mm

10.Speed：350m/min

11.Total power：50kw

13.Weight：About 13000kg

14.Main color of machine body：Milky color

15.Adopts auto-photoelectric error correction

16.Size:LXWXH:6500X4300X2500MM

Unwinding part：

1. Adopts casting style for machine body

2. Adopts hydraulic shaftless loading syestem

3. 40kg tension magnetic powder controller and auto taper style control

4. With Hydraulic shaftless unwinding

5.Transmission guide roller: aluminum guide roller with active balance treatment

(￠90×1850mm)

6. Adopts liquid press style subtense system,Error-correction precision: ±0.3mm  

 Main machine part：

●Adopts 60# high-quality casting structure

●Supported by non-gap empty steel tube

Drive and transmission structure：

  ◆ Adopts motor and speed reducer together

  ◆ Adopts frequency timing system for main motor

  ◆ Transducer (Japan mitsubishi brand)

  ◆ Transmission structure: adopts vection control V6/H15KW(Coder made in Japan)

  ◆ Guide roller: adopts aluminum alloy guide roller with active balance treatment

  ◆ Aluminum guide roller: ￠120×1650mm

 Traction device：

  ◆ Structure: active traction manual pressing style

  ◆ Pressing style is controlled by cylinder: ￠63×30mm

  ◆ Pressing roller: rubber roller (￠120×1650mm)

  ◆ Active roller: chromeplate steel roller (￠150×1650mm

  ◆ Drive style: main transmission shaft will be drove by main motor, and active shaft traction will 

be drove by main shaft

 Slitting device：

  ◆ Circle blade device

  ◆ Upper knife shaft: empty steel shaft

  ◆ Upper round knife: can be adjusted freely.

  ◆ Lower knife shaft: steel shaft

  ◆ Lower round knife: can be adjusted by shaft cover

  ◆ Slitting precision: ±0.2mm  

 Rewinding device(suface and center rewinding)：

  ◆ Structure style: double air shafts (also can use single air shafts)

  ◆ Adopts tile style air shaft (￠74×1650mm)

  ◆ Adopts moment motor for rewinding (60NL/set)

  ◆ Transmission style: by gear wheel

  ◆ Diameter of rewinding: Max ￠1500mm

  ◆ Impaction style: adopts air cylinder fixing cover structure

Wasted-material device：

 ◆ Elimination style of wasted material: by blower

 ◆ Main motor: adopts three-phase moment motor 15 kw

Operation part: by PLC Mitsubushi：

 ◆It is composed of main motor control, tension control and others,All swiftch adopts schineidar germany

 ◆Main motor control: including main motor control and main controlling box

 ◆Tension control: unwinding tension, rewinding tension, speed.

 ◆Enclose with electronic metering, stop by alarm system, auto length-position.

  All electrical components is made by Germany schneider

 Power: three-phase and four-line   air switch   voltage: 380V  50HZ

Parts list：