Patent ID: 7635327
Filing Date: 2009-12-22
Classification: B23Q,Y10T

Abstract:
1. A multi-layered tool magazine of a CNC (computer numerical control) machine, which is disposed corresponding to a tool shaft of the CNC machine, wherein the tool magazine comprising: a racket; at least one tool magazine module disposed with two wheel sets at both ends of the racket respectively, one of the wheel sets comprising a first driving unit, and a tool chain being consisted of tool seats and connecting the two wheel sets in a ring configuration; a tool selecting module disposed with a slide rail mount at an edge of a side of the racket opposite to the at least one tool magazine module, the tool selecting module having a second driving unit disposed at a top end of the slide rail mount, the second driving unit driving a first saddle slidably disposed on the slide rail mount to move up and down, and the first saddle comprising a disk being able to move back and forth corresponding to a tool selecting point of the at least one tool magazine module and being disposed with a first tool selecting portion and a second tool selecting portion for holding tools at both ends of the disk respectively, and the first saddle comprising a telescopic cylinder disposed thereon to drive the disk to move back and forth, wherein the first and the second tool selecting portion can correspondingly pull out tools from specific tool seats of the at least one tool magazine module and exchange the held tools; and a tool changing module disposed correspondingly to a tool exchanging position of the tool shaft of the CNC machine, the tool changing module comprising a base connecting to the CNC machine, and the base comprising a second saddle disposed thereon, the second saddle comprising a rod being able to move back and forth and to rotate, the rod having two end thereof disposed with a first tool changing portion and a second tool changing portion for holding tools respectively, the second saddle comprising a telescopic cylinder disposed thereon to drive the rod to move back and forth, a third driving unit being provided on a side of the second saddle for driving the rod to rotate, wherein the first and the second tool changing portion can correspondingly exchange the held tools among the first and the second tool selecting portion of the tool selecting module and the tool shaft.