V-GROOVE CUTTING MACHINE FOR A LETTER BILLBOARD, WHICH CUTS A V-GROOVE BY ELEVATING A CUTTER

摘要

PURPOSE: A V-groove cutting machine for a letter billboard is provided to increase work efficiency by performing a setting process according to the size and thickness of a frame.;CONSTITUTION: A V-groove cutting machine for a letter billboard comprises a tool rest(15), a top guider(20), and a lower part guider. The tool rest is combined in a rod of a upper cylinder(12). A cutter(16) having a triangular cutting edge is combined in the bottom front of the tool rest. The tool rest descends to the lower part along the top guider. The lower part guider has a guide frame on the front both sides. The guide frame has a V-shaped cutting guide groove between oblique planes facing each other. The cutter processes V-groove along the cutting guide groove in the text advertisement board frame.;COPYRIGHT KIPO 2010