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发表于 2016-5-20 15:39:49
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来自: 中国黑龙江哈尔滨
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完善首饰精密铸造模型的工艺实践
1 W# v% N/ w {6 a金英福
- C# |, ?+ b* ~(延边大学工学院,吉林延吉133002)
( u1 Y E/ ^/ |1 j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
3 j, |9 y' g9 S3 p% v3 R$ I( @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
M6 K3 ^7 [" u4 Q% n7 D J0 F2 y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/ _ V; u7 t: ~( h: p5 _
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。! v0 {6 V' h5 |; z2 S" h! C5 j) R
关键词:精密铸造;橡胶模具;蜡模
! y2 h: n- N/ A3 [/ a* [中国分类号:TG249,9 文献标识码:A 文章编号:1000—8365(2006)o5—0454—04! U$ E$ n7 _, H3 h1 O. A) `; Q
Study on the Perfecting the Casting Model of Personal1 r6 R. Q: }5 d
0rnaments jn Accuracy Manufacture
5 |- ]) m) n7 MJIN Ying-fu0 g. M: F; S3 t" l) d
(College of Engineering。Yanbian University,YanJi 133002,China)& I! E) b/ W; ^& {. d& z$ u
Abstract:In mass production of personal ornament using investment casting, manufacture of the
q% X: c9 A. [- X/ B) Mornament mould is the most important process among the manufaCturing processes. Problems and
* L9 U( J3 C; c% y; o2 W- fmeasures in assembl ing/welding the wax patterns into a’investment tree’were investigated.After H% g4 B1 l& U
intensive experiments suitable temperature,pressure and time during sol idification of rubber mold" F8 k( R8 ~8 N1 x$ x! B
were obtained.When injecting liquid wax to the rubber mold to make ornament wax pattern optimum
( A6 d g3 F5 t2 V, t! X7 y# Mtemperature,pressure and time were studied according to the com plexity of the design of personal* @ V/ b# {: X
ornaments. These data are very important for mak ing perfect investment pattern for personal& i" m9 u9 c( p5 E' \" w
ornaments.
( S& I3 p, d+ {2 R; H7 c8 v# X3 jKey words:Accuracy casting;Rubber mold;Wax pattern
! M" R, V# I8 a0 L. ], X% O" G6 E
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