分析了活塞杆与铲头碰撞点的选择方法和氮气室的初始压力和初始容积的确定方法。
Analyse choice method of collision point of cylinder and shovel head and confirm initial pressure and volume of nitrogen chamber.
对水下液压冲击铲的机械本体、密封结构、铲头形状、工具腔长度等进行了设计、分析。
Analyse and design mechanism, seal structure, shape of shovel head and length of tool chamber.
本机组有液压，双锥放料，液压铲头引头，送料，校直，剪切，阻尼，收卷，上料，下料小车等主要部件组成。
The unit is composed of hydraulic and double conic placing, hydraulic spading and drawing, straightening, shearing, end stopping, coiling, feeding, dropping cart, ect.
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