Optional-laying cooling water channel in the mould could be obtained by precision casting, and optimal cooling effect could be achieved.
利用精密铸造的方法可以获得任意布置冷却水道的模具，达到最佳的冷却效果。
Basing on the foregoing, we explored a rapid mould process consisting of RP and precision casting and used it to manufacture a casting mould for Changan auto-engine inhaust tube.
以上述思想为基础，本论文研究了以快速原形技术和陶瓷型精密铸造为基础的快速模具制造工艺，并将该工艺用于汽车发动机进气歧管铸造模具的快速制造。
Use the illustration of the casting process of electronic cabin, the method of composite mould integral precision casting is studied.
以某电子舱铸件为例，阐述了一种复合型芯整体精密铸造方法。
The RP technology combining with precision casting is a major way to rapidly manufacture metal mould.
快速成型工艺结合精密铸造技术是快速制造金属模具的主要途径。
Precision is a professional manufacturer of plastic model (including thermoplastic and thermoset) and precision die-casting mould.
是专业制造精密塑胶模和精密压铸模。
The design of precision casting mould is a strongly experiential and complex work.
精铸模设计是一项经验性强、过程繁琐的工作。
It is testified that the mould works reliably, the productive efficiency is high and the casting precision meets the request.
实践证明，模具工作可靠，生产效率高，成形工件精度满足要求。
The technical requirements for the lost pattern made from the paraffin-stearin and the shell mould made from colloidal silica in the precision casting were introduced.
介绍用石蜡-硬脂酸低温模料制作熔模，用硅溶胶作粘结剂制造模壳的工艺。
It is introduced the design principal and operation method of CAD software for vanishing-mould casting process of nodular cast iron pipe. It can raise the design efficiency and precision.
介绍了球墨铸铁管件消失模铸造工艺的计算机辅助设计CAD软件的设计原理、操作方法，该CAD软件可提高消失模铸造球铁管件的工艺设计效率和设计精度。
It is introduced the design principal and operation method of CAD software for vanishing-mould casting process of nodular cast iron pipe. It can raise the design efficiency and precision.
介绍了球墨铸铁管件消失模铸造工艺的计算机辅助设计CAD软件的设计原理、操作方法，该CAD软件可提高消失模铸造球铁管件的工艺设计效率和设计精度。
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