Machine for the production of helical springs and for their intr

Metal working – Plural diverse manufacturing apparatus including means for... – With means to feed work intermittently from one tool station...

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Details

291606, 29705, B23P 2300

Patent

active

040770990

ABSTRACT:
Apparatus for inserting helical springs into annular safety catches including a revolving table, four pliers units positioned on the periphery of the table, a first station for feeding catches, a second station where a helical spring is inserted in a catch, a third station where the ends of the catch are brought into coplanar position, and a fourth station with a sensing head where the end product is checked with provision to separate out faulty products.

REFERENCES:
patent: 1423441 (1922-07-01), Lemaitre
patent: 1856952 (1932-05-01), Foerster
patent: 3825988 (1974-07-01), Hardick et al.

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