Bar feed mechanism for lathes
AssigneeWickman Machine Tool Sales Limited
InventorNorman Yearsley
Life of this patent
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Abstract
A bar feed mechanism for a lathe comprising a pair of bar feed devices spaced lengthwise of the bar feed path, and switches adjacent the devices respectively to sense the presence or absence of bar, the bar feed devices being alternatively operable to feed the bar through the lathe and being arranged only to feed the bar if a section of bar spaced from an end thereof is situated in a position to be fed.
Claims6
A bar feed mechanism for a lathe comprising a pair of bar feed devices spaced lengthwise of the feed path of bar stock in the lathe, and control means for alternatively actuating the two bar feed devices, the control means including two means for sensing the presence or absence of an end of a bar, the two sensing means being disposed adjacent the two bar feed devices respectively, the control means ensuring alternative actuation of the devices in such manner that the bar feed devices are at all times out of engagement with ends of the bar stock.
Dependencies are inferred from the claim text.