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单词 screw feed
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screw feed
screw feed n. (a) a feed mechanism in which the motion of a turning screw is used to push material into position; (b) a screw conveyor (rare).
ΚΠ
1851 Sci. Amer. 3 May 263/2 Received, this week,..three superior Engine Lathes, 9 and 10 feet beds, 24 in. swing, screw feed.
1874 R. W. Raymond Statistics Mines & Mining 512 In place of the screw-feed..a new hydraulic feed has been tried with success.
1997 T. B. Shaffer in A. W. Weimer Carbide, Nitride, & Boride Materials Synthesis & Processing vii. 163/1 Reactants are best delivered by a screw feed.
2004 Tool & Machinery Catal. 2005 (Axminster Power Tool Centre Ltd.) ix. 21/3 The cutter is adjusted by means of a screw feed.
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