| 摘要 |
A bar feeder for a machine tool, comprising: first guide means (14) and first pushing member (26) for feeding bars (11) in alignment with a spindle (12) of the machine; a second bar guide means (16) and a second pushing member (15) are laterally arranged to the first pushing member (26), and drive means (18, 37) for slidably moving said pushing members (15, 26) in a feeding direction of the bars (11), said first pushing member (26) respectively said second pushing member (15) conjunctly to said second bar guide means (16) being reciprocally aligneable with said first guide means (14); and a programmable control unit (PLC) for sequentially actuating said pushing members (15, 26) in an aligned condition with said first guide means (14) to forward a bar (11) and insert it in the spindle (12) maintaining an inoperative condition of the machine, respectively to forward by steps the bar (11) along the spindle (12) at each working cycle of the machine. <IMAGE> |
