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单词 jolt-squeeze
释义

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jolt-squeeze
jolt-squeeze n. Founding simultaneous or successive jolting of a moulding box and ‘squeezing’ of the sand in it (i.e. application of pressure at the top), as a means of packing the sand around a pattern; usually attributive.
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society > occupation and work > industry > working with specific materials > working with metal > [noun] > founding or casting > specific processes involved in
rapping1851
false coring1866
sweeping1902
jar ramming1909
jolt ramming1909
jolt-squeeze1931
shell-moulding1951
1931 Jrnl. Iron & Steel Inst. 123 602 (heading) A novel combination jolt-squeeze moulding machine.
1955 R. W. Heine & P. C. Rosenthal Princ. Metal Casting iv. 53 Match-plate molding using jolt-squeeze machines is perhaps the simplest method of speeding up the molding of small castings.
1971 W. B. Parkes Clay-bonded Foundry Sand viii. 235 For most moulds, all that is needed is a simultaneous jolt-squeeze of a few seconds.
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更新时间:2025/1/24 16:34:41