Patent ID: 7070549
Filing Date: 2006-07-04
Classification: B23Q,Y10T

Abstract:
1. A tool changing device of a machine comprising: a body, a motor located outside of the body, a cam axle located in the body and a tool shaft connected to the body, a tool arm connected to an end of the tool shaft and having two catch ends on two ends of the tool arm, the tool arm being rotated and moved by the motor via the cam axle, an inducing frame connected between the body and the motor, a longitudinal space is defined in the inducing frame and a plurality of inducing members radially connected in the inducing frame and located corresponding to the space, and a signal coupler connecting an output shaft of the motor and the cam axle, a plurality of inducing portions connected to an outer periphery of the signal coupler and located corresponding to the inducing members so as to control the motor.