DOT PRINTER, PRINT HEAD OF DOT PRINTER, AND METHOD FOR REPAIRING PRINT WIRE OF DOT PRINTER

摘要

PROBLEM TO BE SOLVED: To provide a dot printer, a print head of dot printer and a print wire repairing method of dot printer which reduce the replacement frequency of the print head by individually repairing the print wire whose tip has been worn.;SOLUTION: The dot printer includes the print head B equipped with a print wire driving part 3 for sliding the print wire 1 and a print wire adjustment part 6 for adjusting the tip position of the print wire 1, and a head cleaning part for grinding the tip 1a of each print wire 1 to repair the tip 1a of the print wire 1. The print wire driving part 3 includes the print wire 1, an armature 8 provided in an undulating manner and joined to the print wire 1, and a solenoid part 7 for making the armature 8 undulated. The position of the tip 1a of print wire 1 is adjusted by the print wire adjustment part 6 with adjusting the position of armature 8.;COPYRIGHT: (C)2011,JPO&INPIT