An inclining and rotating table apparatus comprising: a base frame adapted to be installed on a machine tool; an inclination frame supported on the base frame via a pair of rotating shafts and and having an inclining table at a position separated from axes of the rotating shafts and ; an inclination drive motor for swingingly driving the inclination frame and built in the base frame ; a rotating table installed on the inclining table ; and a rotation drive motor for rotationally driving the rotating table and built in the base frame , wherein one of the pair of rotating shafts and is an inclination drive shaft connected to the inclination drive motor, and the other one thereof is a driven shaft driven to rotate with swinging drive of the inclination frame , the rotation drive motor is rotatably supported on the base frame via the driven shaft , and an output shaft of the rotation drive motor is connected to a rotary drive shaft connected to the rotating table by a driving force transmission mechanism , wherein the driven shaft is formed in a hollow shape such that at least a part of the rotation drive motor is disposed therein, and has an attachment portion to which the inclination frame is attached and which extends in a radial direction and allows attachment of the rotation drive motor to the inclination frame the inclining and rotating table apparatus being characterised in that it further comprises: a position adjusting mechanism for adjusting a position of the inclination frame with respect to the driven shaft at least in a vertical direction and provided between the driven shaft and the inclination frame , and the rotation drive motor is supported on the driven shaft via the inclination frame . a base frame adapted to be installed on a machine tool; an inclination frame supported on the base frame via a pair of rotating shafts and and having an inclining table at a position separated from axes of the rotating shafts and ; an inclination drive motor for swingingly driving the inclination frame and built in the base frame ; a rotating table installed on the inclining table ; and a rotation drive motor for rotationally driving the rotating table and built in the base frame , wherein one of the pair of rotating shafts and is an inclination drive shaft connected to the inclination drive motor, and the other one thereof is a driven shaft driven to rotate with swinging drive of the inclination frame , the rotation drive motor is rotatably supported on the base frame via the driven shaft , and an output shaft of the rotation drive motor is connected to a rotary drive shaft connected to the rotating table by a driving force transmission mechanism , wherein the driven shaft is formed in a hollow shape such that at least a part of the rotation drive motor is disposed therein, and has an attachment portion to which the inclination frame is attached and which extends in a radial direction and allows attachment of the rotation drive motor to the inclination frame the inclining and rotating table apparatus being characterised in that it further comprises: a position adjusting mechanism for adjusting a position of the inclination frame with respect to the driven shaft at least in a vertical direction and provided between the driven shaft and the inclination frame , and the rotation drive motor is supported on the driven shaft via the inclination frame . a position adjusting mechanism for adjusting a position of the inclination frame with respect to the driven shaft at least in a vertical direction and provided between the driven shaft and the inclination frame , and the rotation drive motor is supported on the driven shaft via the inclination frame . <EOS>