TRIMMING CUTTER OF TRIMMER FOR PRINTED CIRCUIT BOARD

摘要

PURPOSE: A trimming cutter of a trimmer for a printed circuit board is provided to improve the quality of product by eliminating the residue of a fiberglass and the separation of thin copper film. CONSTITUTION: A trimming cutter(10) is comprised of a body(11) on which axis coupling hole(11a) is formed, a cutting edge(12) formed on the circumference of the body(11), a tip(13) provided on an end of the cutting edge(12). The tip(13) has a V-shaped sloping side. The V-shaped sloping side eliminates a scratch on a plate(P). The plate(P) is comprised of a square synthetic resin plate on which thin copper film is layered. The trimming cutter(10) eliminating the residue of a fiberglass on the plate(P).