Index device for tool storage magazine

Details Index device for tool storage magazine Index device for tool storage magazine

1977-01-17

1978-08-22

Weidenfeld, Gil

Electricity: motive power systems

Positional servo systems

Digital or numerical systems

29568, G05B 1928

Patent

active

041091884

ABSTRACT:
An index device for indexing a rotatable magazine, having a plurality of tool holding devices which store a variety of tools and are addressed in a numerical order, to a predetermined tool change position for a tool exchange operation. A check signal is generated each time a specific tool holding device having an address of a predetermined binary coded state is indexed to the tool change position. A memory device stores a binary coded number of a tool holding device indexed at the tool change position. An abnormality is checked in accordance with a check signal and a content of the memory device.

REFERENCES:
patent: 3249997 (1966-05-01), Hutchens
patent: 3657627 (1972-04-01), Inaba et al.
patent: 3689820 (1972-09-01), Takegawa
patent: 3744124 (1973-07-01), Gardner
patent: 3774100 (1973-11-01), Barber

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