Apparatus for winding wire into a coil on the inner surface of a

Winding – tensioning – or guiding – Coil holder or support – Spool or core

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Details

29605, 140 922, H01F 4106

Patent

active

053338006

ABSTRACT:
A winding apparatus winds wire into a coil in an annular groove of a cylindrical body. The apparatus includes a positioning section at which the cylindrical body is set at a predetermined relative rotary position, a winding section that includes a coil wire supply nozzle to be circulated along the annular groove and a roller for pressing the wire against the surface of the cylindrical body defining the bottom of the annular groove at a position behind the supply nozzle, a tension device capable of selectively applying various states of tension to the wire in accordance with the particular process being carried out at the winding section, and an inspection device for judging whether the coil produced is in an acceptable state.

REFERENCES:
patent: 4724604 (1988-02-01), Kawazoe et al.
patent: 4947543 (1990-08-01), Kawazoe et al.

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