【摘要】 根据舌簧阀有肋 ,壁厚薄不均 ,薄壁上有孔 ,底面厚度小等结构特点 ,以及铸件易产生气泡、裂纹等缺陷的状况 ,在设计模具时重点考虑了分型面的选择。分型面设计在舌簧阀带孔双斜面与平行底部之间 ,这样既保证脱模方便 ,又可使铸件受力均匀 ;为了使 1模 4腔都充形良好 ,设计成一个等截面横浇道和 4个浅而宽的侧横浇道 ;在横浇道末端设计了一个容积较大的溢流槽 ,使排气顺畅。更多还原

【Abstract】 Based on the strctural characteristic of aluminum alloy reed valve, the technological analysis and selection of die casting machine were conducted. The die design was focused on parting surface and gating system. The designed die was produced in batch process.更多还原