TRANFOVIA(NINGBO) EQUIPMENT TECHNOLOGY CO.,LTD

Equalizing Pipe Crepe Paper Wrapping Machine

Crepe paper wrapping machine for 50-250 mm transformer equalizing pipes, with 20-60 rpm rotation, 360° winding and adjustable working height.

Product Introduction

The TRANFOVIA Equalizing Pipe Crepe Paper Wrapping Machine applies insulating crepe paper around transformer equalizing pipes from 50 to 250 mm in diameter. An 800 mm winding-ring opening, 20-60 rpm rotation, adjustable working height and easy horizontal movement support controlled wrapping of straight and curved tubular components.

Compared with manual hand wrapping, the machine provides a defined rotation speed and a stable circular wrapping path. The operator can adjust the working height, coordinate the rotation with horizontal movement and control the paper overlap according to the pipe geometry and insulation requirement.

Applications of the Equalizing Pipe Wrapping Machine

  • Wrapping crepe paper insulation around transformer equalizing pipes and shielding pipes.
  • Processing tubular parts with outside diameters from 50 to 250 mm.
  • Wrapping straight pipe sections and curved pipe sections within a turning-radius range of 1050 to 3200 mm.
  • Producing insulated pipe components for transformer active-part assembly and internal lead structures.
  • Replacing repetitive manual wrapping where more stable rotation and repeatable coverage are required.

Main Features

  • 360° circular wrapping.

The winding mechanism rotates completely around the pipe, allowing the crepe paper to be applied without manually turning a large or curved pipe component.

  • 50-250 mm pipe diameter range.

One machine covers multiple equalizing-pipe specifications used in transformer production.

  • 20-60 rpm winding speed.

The rotation range allows the wrapping speed to be matched to paper width, pipe shape and the required overlap.

  • Adjustable working height.

A working-height range of 1000-2500 mm and a 1500 mm lifting range help align the winding ring with different pipe fixtures and workshop layouts.

  • Manual horizontal movement.

The machine can be moved along the pipe by hand, giving the operator direct control over travel speed and paper overlap.

  • Straight and curved pipe capability.

The 1050-3200 mm turning-radius range supports wrapping of curved equalizing-pipe sections within the machine envelope.

  • 200 mm paper-roll capacity.

The winding mechanism accepts wrinkle or crepe paper rolls with an outside diameter up to 200 mm.

Technical Parameters

Specification Value
Winding ring inner diameter 800 mm
Equalizing pipe diameter 50-250 mm
Crepe paper roll outside diameter 200 mm
Winding rotation speed 20-60 rpm
Working-height adjustment 1000-2500 mm
Vertical lifting range 1500 mm
Maximum turning radius 3200 mm
Minimum turning radius 1050 mm
Circular movement 360° rotation
Horizontal movement Manual, easy hand movement

FAQ

  1. What is the machine used for?

It wraps transformer crepe paper or wrinkle paper around equalizing pipes, shielding pipes and similar tubular insulation components.

  1. What pipe diameters can it process?

The standard working range is 50-250 mm pipe diameter.

  1. Can it wrap curved equalizing pipes?

Yes. Curved pipe sections can be processed when their turning radius falls within the 1050-3200 mm machine range.

  1. What is the winding speed?

The circular winding mechanism operates at 20-60 rpm.

  1. Is the machine fully automatic?

The winding mechanism provides powered circular rotation. Horizontal travel is performed manually in the standard configuration.

  1. What paper-roll size can be installed?

The specified maximum outside diameter of the wrinkle or crepe paper roll is 200 mm.

  1. How is the overlap controlled?

The operator coordinates rotation speed, paper feed angle and horizontal travel speed to obtain the required overlap.

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