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MACHINE FOR APPLYING THREADED CAPS TO CONTAINERS

  • US 20150033667A1
  • Filed: 01/29/2014
  • Published: 02/05/2015
  • Est. Priority Date: 07/30/2013
  • Status: Active Grant
First Claim
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1. Machine for applying threaded caps to containers, comprising:

  • a holding device configured for holding a respective container having a threaded end;

    at least one screwing head including a gripping member configured for holding a respective cap having an inner thread;

    at least one electric motor associated with said screwing head and configured to control a rotational movement of said gripping member about a longitudinal axis, wherein said gripping member is equipped with a translational movement along said longitudinal axis synchronized with the rotational movement so that during operation, said gripping member moves along a screwing path;

    at least one vision system configured for detecting images of the threads of the containers and of the threads of the caps held by said gripping member; and

    an electronic control unit configured to process the images of said threads and to determine the angular position of the start point of the thread of the containers and the angular position of the start point of the thread of the caps and for controlling an adjustment of the angular position of the caps so as to carry out the screwing of the caps onto the respective container with the respective threads arranged in a preset relative position.

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