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Patent Searching and Data


Title:
SPINNING MACHINE
Document Type and Number:
Japanese Patent JP2013067484
Kind Code:
A
Abstract:

To provide a spinning machine in which a spun yarn does not slack in a series of processes after formation of a package is interrupted and until the formation of the package is resumed.

A spinning machine 100 includes a plurality of spinning units 10 each winding a spun yarn Y to form a package P. The spinning machine includes: a driving roller 61 that comes into contact with the package P to rotate the package P in a winding direction; a cradle 62 that moves the package P to a contacting position and a spaced-apart position with respect to the driving roller 61; a reverse-rotation roller 22 that comes into contact with the package P to rotate the package P in an unwinding direction that is in an opposite direction of the winding direction; a driving section 23 that moves the reverse-rotation roller 22 to a contacting position and a spaced-apart position with respect to the package P; and a control section 40 that controls the driving section 23 to move the reverse-rotation roller 22 to the spaced-apart position with respect to the package P immediately before the package P is in the contact position with respect to the driving roller 61 by moving the package P by the cradle 62.


Inventors:
UEDA KENICHI
Application Number:
JP2011206628A
Publication Date:
April 18, 2013
Filing Date:
September 21, 2011
Export Citation:
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Assignee:
MURATA MACHINERY LTD
International Classes:
B65H54/70; B65H67/08; D01H15/013
Attorney, Agent or Firm:
Juichiro Yano