To reflect the relationship between clamps and residual stress, finite element models with different clamping schemes were built and the clamping process was simulated.
为了揭示装夹方案对残余应力的影响，利用有限元技术模拟了工件加工过程中不同的装夹方案，并分析了模拟结果。
The product has no damage in the clamping process, and continuously moves in the drawing process, and the products with any length can be drawn in a full-automatic way.
该夹持对制品表面没有损伤，在拉拔过程中制品连续前进，可以全自动的拉制任意长度的制品。
The process of clamping and self-locking clip of seed-filling has been studied, and built a model on the seed-filling speed.
研究了夹持自锁取种机构的充种过程，建立了充种速度模型；
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