Abstract
& h/ C, n6 v2 u. I A research and development (R&D) study of rapid soft tooling technology for plastic injection moulding is presented. The main objective
# u. Q. w* F# b/ x; Bof this R&D work was to propose some original approaches to integrate advanced processing technologies, such as rapid prototyping (RP)
+ X! F* l- F4 n7 [( Q8 a9 Wand rapid tooling (RT), with composite materials chilled by conformal cooling channels to manufacture plastic injection moulds. The" D4 c J! m" {& A6 m0 b
term “soft-tool” is related to the resistance and heterogeneity of new materials such as composite polymeric mixtures, or aluminium-lled
. T2 K$ V* G+ i$ } l9 Y, a. wepoxy, available for manufacturing. In order to systematise the choice of several alternative materials and characterising them relating to
$ {* P$ m9 c: Dits processing technology and application research studies are in progress. Both materials and technology parameters must be customised
5 `, L: o7 d+ zin order to achieve the goals. The forthcoming objective is to improve a matrix/algorithm for decision to aide the technology and materials0 ?/ ^6 n5 ^ D( q3 G% f
selection. The different devices and features in soft tooling are demonstrated with some case studies applying RT technology to produce
( B! f, m3 v$ x, Rinjection moulds for plastics.
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, _( b2 q; z6 K% T. |8 {" b; L急着用，拜托大家帮帮忙！谢谢！(smile) |
发表于 2009-4-2 23:47:39
发表于 2009-4-3 00:10:19
