Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
BAR FEEDING DEVICE
Document Type and Number:
WIPO Patent Application WO/2016/087574
Kind Code:
A3
Abstract:
The aim of the invention is to improve a bar feeding device (10), comprising at least one bar guide (28) for supplying at least one bar of material (14) to at least one workpiece spindle (W) of a lathe (D), and a machining unit (90) for producing an end contour (148) on an end of the bar of material (14), which allows gripping the end (146) by means of a collet chuck (244) in the bar guide (28), in such a manner that it operates as efficiently as possible and, in particular, allows reloading of bars of material (14) into the at least one bar guide (28) as efficiently as possible and in a short time, it is proposed that the bar feeding device (10) comprises a bar loading magazine (20) that is rotatable about a magazine axis (26), which has more than two bar guides (28) arranged about the magazine axis (26) in a magazine drum (24), and that the bar feeding device (10) comprises a buffer store (160) arranged between the machining unit (90) and the bar loading magazine (20), said buffer store storing a plurality of premachined bars of material (44) which are provided with the end contour (148).

Inventors:
SCHUMACHER KARL-HEINZ (DE)
Application Number:
EP2015/078493
Publication Date:
July 28, 2016
Filing Date:
December 03, 2015
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
INDEX WERKE KG HAHN & TESSKY (DE)
International Classes:
B23B13/04; B23B5/16; B23B13/10; B23B13/12
Domestic Patent References:
WO2013189937A12013-12-27
Foreign References:
EP1108488A22001-06-20
DE4000598C11991-04-18
DE2063075A11972-07-13
Attorney, Agent or Firm:
HOEGER, STELLRECHT & PARTNER PATENTANWÄLTE MBB (Stuttgart, DE)
Download PDF: