Automatic Triangle Unfolding And Rewinding Machine By Servo Motor Control

2023-02-08


Machine CW-UT-SV series is a rewinder to unfold HDPE or LDPE tubular film roll to large single sheet roll, by use of a reverse triangle folder device. These large plastic single sheet films are suitable for use in agricultural and construction fields as well as furniture protective cover.


More features of CW-UT-SV are listed below：

  • Suitable for unfolding of HDPE and LDPE tubular film rolls to single sheet rolls.
  • Air cylinders for up and down of unwinding stand for tubular film rolls.
  • Dancing rollers with auto tension control motor at unwinder for smooth unfolding at triangle device.
  • EPC device to ensure rewinded rolls are straight.
  • Machine auto stops when film is broken or finished.
  • Unfolding triangle device.
  • Banana rollers at rewinder to make rewinded sheet rolls with less folds and creases.
  • Digital meter counter with preset and controlled by meter counting roller device.
  • Dancing rollers at rewinder for continuous stable tension of film by servo motor.
  • Rewinder uses servo motor for fast stable speed and high quality rewinding.
  • Hydraulic cylinders for up and down of rewinding stand for single sheet film rolls.
  • Rewinding is done with direct drive by servo motor and full automatic tension control.
  • Paper core width on rewinder is controlled by ball slides, screws and spring applied mechanical chucks on two sides instead of whole piece of long and heavy shaft.


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With over 40 years of experience

Our goal is to manufacture high quality machines and provide fast after sales-service to customers.