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完善首饰精密铸造模型的工艺实践' U5 m$ `$ G$ y# _/ q1 P+ a8 j
金英福( x( R" o3 M) B, H7 E
(延边大学工学院，吉林延吉133002); `3 j# D8 J1 k
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
+ i3 J. L% Y G. ?! 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$ r6 B7 p! d- Q: r* x2 S7 [1 R
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5 a& H, t/ t2 F) K8 j9 ]3 J
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。) E8 F) \( k* K7 W$ m7 r
关键词：精密铸造；橡胶模具；蜡模% n) K# M3 x4 z# w/ V( p% M% Q5 G
中国分类号：TG249，9 文献标识码：A 文章编号：1000—8365(2006)o5—0454—04( ]3 s; g( g& D# I: M3 s2 y
Study on the Perfecting the Casting Model of Personal0 Z6 {- L$ T2 ~ }6 A y* _+ w
0rnaments jn Accuracy Manufacture
# F; |2 D" N. p# o* Z# a9 X; Y( FJIN Ying-fu
( c, k8 J9 v/ @1 l(College of Engineering。Yanbian University，YanJi 133002，China)
8 B9 @$ x; N) H$ z/ sAbstract：In mass production of personal ornament using investment casting， manufacture of the
* E* R) _- V1 e' l9 Aornament mould is the most important process among the manufaCturing processes． Problems and! k o2 ^5 M# z( O7 C. h& w9 d+ H
measures in assembl ing／welding the wax patterns into a’investment tree’were investigated．After7 [$ B2 I7 W/ s* b* s; G7 V
intensive experiments suitable temperature，pressure and time during sol idification of rubber mold
; r! b4 M2 E Y6 N" t: Cwere obtained．When injecting liquid wax to the rubber mold to make ornament wax pattern optimum r9 P/ i# j" j( _) Z/ w1 M
temperature，pressure and time were studied according to the com plexity of the design of personal* x3 r' _2 d y2 N8 }
ornaments． These data are very important for mak ing perfect investment pattern for personal0 a' Y) A4 o/ `& n: q
ornaments．6 F0 i' U( d9 S K5 l" j
Key words：Accuracy casting；Rubber mold；Wax pattern0 |' C& z" a6 f# ?* x
$ a% w8 O$ u6 L7 c/ m3 {( e1 C+ m
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