500 Facing operation is started by pressing the retaining pin. By doing so, the feed control collar is coupled with the retaining ring, the rotation of which is arrested by the stop rod. Each of the 12 pressed in push buttons provide a feed of 0.02mm (0.008") per revolution. The pre-set stop, upon reaching the stop pin, automatically disengages the cross feed. Rapid return is effected manually by the quick - setting screw with the aid of T-Wretch. For cylindrical turning or boring, the work diameter is set by means of quick setting screw in conjunction with the graduated fine-setting screw. After setting, the slide should be locked in position. Taper turning and taper threading can be carried by engagir the cross feed of the head in conjunction with the axial feed of the machine spindle. When threading on machines with lead screws, the threading Tool is moved out by means of the fine setting screws and retracted by reversing the machine. 260 Facing operation is started by pressing the feed button. The self-actir cross feed is actuated by rotating the head and stopping the retaining ring with the stc rod. By means of an adjustable stop the cross slide is set for any desired travel. Upon reaching this stop, the cross slide is automatically disengaged. Whilst the spindle continues rotating the button for return movement is pressed causing the slide to return at ten times the facing feed, to its starting position as fixed by a second stop. Coarse or fine settings for cylindrical turning and boring are performed by means of the graduated collar. The slide maybe locked. Taper turning is effected by combining the cross feed of the head with axial feed of the machine. 500 Facing operation is started by pressing the retaining pin. By doing so, the feed control collar is coupled with the retaining ring, the rotation of which is arrested by the stop rod. Each of the 12 pressed in push buttons provide a feed of 0.02mm (0.008") per revolution. The pre-set stop, upon rea
Mr. Mukesh Kumar (V-MACH INTERNATIONAL)
Ground Floor, Plot No- 4/22, Kamruddin Nagar, Near Deepanshu Public School, Nangloi, West Delhi, New Delhi-110041, Delhi, India
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