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发表于 2016-5-20 15:39:49
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完善首饰精密铸造模型的工艺实践
) V) p L- F. h/ {, o金英福. |+ a. m* D6 i9 i
(延边大学工学院，吉林延吉133002)7 P& i4 `' f' V; L/ l- A: q3 U6 V
摘要：在利用精密铸造进行批量生产首饰过程中，首饰模型的制作过程是最基本、最重要的生产环节。研究了用硬蜡雕刻首7 K' n" m4 _( N- B4 p0 a! @
饰原模型至首饰蜡模树的熔接过程中，易出现问题及解决措施。通过大量的实验验证，指出了利用首饰原模型硫化橡胶模具
1 F8 \: O( A$ c, e+ i; X操作中最适合的温度、压力及时间参数，利用真空注蜡机把液态蜡注入首饰橡胶模具时，根据首饰设计的复杂程度，应选择不
) J+ m4 P. v' T7 a5 x. \5 G7 t; H, H同工艺参数等问题，为完善首饰精密铸造模型提供了重要依据。9 U9 g( w% m- x z; C( K. q7 p- s$ ?
关键词：精密铸造；橡胶模具；蜡模9 D- h0 `9 s0 o" B4 _7 p
中国分类号：TG249，9 文献标识码：A 文章编号：1000—8365(2006)o5—0454—04* i) r. ~" f( ]# U* J. G' G$ X
Study on the Perfecting the Casting Model of Personal/ ?/ o% Q) k8 j6 R7 @( K8 e
0rnaments jn Accuracy Manufacture9 N U) Q; W3 I R0 F2 C
JIN Ying-fu
. ^% ~3 u8 d; s& z: v(College of Engineering。Yanbian University，YanJi 133002，China)* l+ B% U& z. ^* g. ]8 n5 W1 u
Abstract：In mass production of personal ornament using investment casting， manufacture of the
( ^% F, @0 E }2 l9 M. g( ^5 |ornament mould is the most important process among the manufaCturing processes． Problems and. B3 u+ f8 r6 i& B
measures in assembl ing／welding the wax patterns into a’investment tree’were investigated．After
# F' U. H! y% f- w4 fintensive experiments suitable temperature，pressure and time during sol idification of rubber mold: H! h. X- A8 R. r0 G/ W }
were obtained．When injecting liquid wax to the rubber mold to make ornament wax pattern optimum
7 t# ~ T/ D. Wtemperature，pressure and time were studied according to the com plexity of the design of personal" ?# H1 S" ~0 H; n& S
ornaments． These data are very important for mak ing perfect investment pattern for personal
, F/ R( h( t- m/ oornaments．
7 v4 v% }2 _! U* h5 ]# gKey words：Accuracy casting；Rubber mold；Wax pattern* ^0 p' e4 c& m- B$ n) u
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