The rigidity optimum model of a hydraulicchuck is established based on 3-D FEM model.
在三维有限元分析软件的基础上，建立了液压卡盘的夹持刚度优化模型。
2
There is lever-type or wedge-type chuck in terms of chuck structure, or pneumatic or hydraulicchuck in terms of source of power supply.
卡盘结构可分为杠杆式或楔式，动力源又有气动和液压之分。
3
Analyzed causation of TK-3 hydraulic vertical shaft coring drilling rig easy to bring hydraulicchuck failure, get stuck with actuating rod etc, put forward two alteration schemes.