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yong jin shu mo zhu zao yao bi shi pen tou de pen guan
Author(s): 
Pages: 24
Year: Issue:  10
Journal: Farm Machinery

Keyword:  金属模摇臂式喷头铝合金铸造砂型铸造外模钢芯铸件质量芯头浇口铝铸件;
Abstract: <正>摇臂式喷头的喷管,一般为铝合金铸造,过去我们采用砂型铸造,工效低,铸件质量差.通过大搞技术革新,我们实现了全金属模铸造,收到很好的效果. 一、喷管金属模结构喷管金属模结构如图1,外模由1、3两部分组合而成(材料为铸铁),外模3通过螺钉7固定在底板8上,外模1,通过小轴2可以和外模3夹紧或分开.内模4(钢芯)通过下芯头和定位套5(当外模夹紧时)固定在中间,定位套由两个半圆环组成,分别通过压
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