Vertical milling and turning machines

Metal working – Plural diverse manufacturing apparatus including means for... – Type of machine

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Details

409233, B23C 526, B23Q 1500

Patent

active

044803664

ABSTRACT:
A vertical milling and turning machine generally comprises a spindle assembly connected to a drive motor. The spindle assembly comprises a hollow ram provided with a tapered opening at the front end thereof for attaching a turning tool and a hollow spindle provided with a tapered opening coaxial with the former opening at the front end of the spindle and the tapered opening of the spindle has a diameter smaller than that of the later opening. An air supply passage is formed in the ram so as to have an end opening opened towards the tapered opening of the ram and a detecting switch for detecting a pressure in the passage is connected to the air supply passage.

REFERENCES:
patent: 3477121 (1969-11-01), Martin
patent: 3603203 (1971-09-01), Rhodes

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