【摘要】 在涡轮叶片精铸模具CAD系统开发中,参数规则库设计用以解决模具零件参数化造型中专家经验知识的表达问题,并实现系统智能化。针对参数规则的特点,提出一种参数规则库的设计方案,很好地解决了参数规则的知识表达、运算和推理,为涡轮叶片精铸模具CAD系统的开发奠定了基础。更多还原

【Abstract】 In the developing process of the CAD system of investment casting mould to turbine blade,designing parameter rule base is to solve the expression problem of expertise experiential knowledge in parameterized modeling of mould parts,and it is primarily task to implement intelligent system.Presents a method of designing parameter rule base,according to characteristic of parameters.Expression,operation and reasoning of parameter rules are researched.A good base is founded for the developing of a CAD system of investment casting mould to turbine blade.更多还原