Sewing machine and flexible medium presser foot driving mechanism

Sewing machine and flexible medium presser foot driving mechanism

  • CN 103,757,826 A
  • Filed: 12/30/2013
  • Published: 04/30/2014
  • Est. Priority Date: 12/30/2013
  • Status: Active Application
First Claim
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1. presser feet driving mechanism in the flexibility of Sewing machines, comprises the presser bar for connecting Sewing machines presser feet and the drive unit that drives described presser bar to move up and down, and it is characterized in that, described drive unit comprises:

  • The first motor, which is provided with the first encoder, and the output shaft of described the first motor is connected in swing-bar mechanism one end, and the described swing-bar mechanism other end is connected with contiguous block, and described contiguous block is fixedly connected with described presser bar;

    The output shaft of described the first motor is by clockwise or rotate counterclockwise and drive described swing-bar mechanism to drive described contiguous block to move up and down;

    The angle clockwise or that rotate counterclockwise of the output shaft of described the first motor is less than 60 degree;

    Control module, back and forth carries out clockwise or rotates counterclockwise according to the first motor cycle described in the feedback signal control of encoder.

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