Customized size air expanded shaft for slitting machine

China manufacturer pneumatic expanding air shaft

1.Introduction

         Air shaft is a special shaft for winding and unwinding.The shaft is created by the keys on the surface,which will be expand when the high-pressure gas filled in the shaft.Air shaft is easy to operate ,the user only have the air supply with the air pressure controlled within 6-8kg/cm². 

2.Specification 

3. Application

l Textile machinery: fiber twisters, treatment machines, weaving machines

l Metal fishing systems: extruders, wire stretchers, presses, welders, steel wire retractors, cutters, pipe makers, wire winding machines

l Machine tool systems: lathes,

l Millers, steel extruders, CNC lathes, specialized machinery

l Transportation equipment: hoists, feeders, conveyors, rollers, winders

l Paper- making systems: bag-making machines, box-making machines, slitters, book-making machinery, cutters, copy paper machines

4.Feature

• Expands instantaneously for fast roll mounting.

• Grips cores securely without core or roll damage.

• Used for unwind or rewind positions.

• Positive collapse for quick roll removal.

• Reliable performance.

• Manufactured to your specifications to suit your equipment.

• Ideal for plastic, aluminum or steel cores.

5.Advantages

• Use high power press machine to connect spindle head and steel tube to be perfect match,with high quality and accuracy

• Spring and air chamber is seperated,save the maintenance cost

• Adopt fine drawn tube as material,with perfect balance

• Use special machine to connect spindle head and air chamber to be perfect match,with good leakproofness and stability

Before quote you,please send us your drawing or the datas on following pictures:

Lug type air shaft:

Differential shaft:

Adapter for standard shaft:

Air pump and air valve: