CONNECTION DEVICE OF A HOLDER FOR A CUTTING TOOL CAPABLE OF INCREASING THE LIFETIME OF A TOOL BY PREVENTING THE DEFORMATION OF A SPINDLE HEAD WHEN CUTTING

摘要

PURPOSE: A connection device of a holder for a cutting tool is provided to prevent the trembling of a tool by preventing the deformation of a spindle head due to the machining load when cutting.;CONSTITUTION: A connection device of a holder comprises a holder connection unit(70) consisting of a body(71). The body has a tapered hole(76) and a plurality of base apertures(75). The holder arbor(78) is assembled in the tapered hole. The tapered hole is penetrated. A plurality of base apertures is formed in a head unit(72) at a constant interval. The base aperture(82) is formed at the position facing the joining hole in the spindle head(81). The tightening unit(77) is coupled in each base aperture. The body is closely assembled in the spindle head.;COPYRIGHT KIPO 2012