Deformation of helical buckling appeared on rod during down stroke is also analyzed.
同时分析了下冲程抽油杆所产生的螺旋弯曲变形。
Here, force and deformation of a conical helical spring are discussed based on equilibrium configuration after deformation, and a nonlinear analytic formula is derived.
文中以圆锥螺旋弹簧变形后的平衡位形分析计算其受力和变形，导出了非线性公式。
The results showed that helical dislocations exist in LY12 alloy under the condition of T3 and T6, but disappear after deformation.
结果表明，LY12合金在T3和T6状态存在蜷线位错，形变后蜷线位错消失。
A practical mechanism for the core-pulling of inside groove was presented. The core-pulling was achieved by applying the deformation of helical spring steel sheet during the ejecting process.
介绍了一种实用的内侧槽抽芯机构，可利用螺旋形弹簧钢板的顶出变形实现内侧抽芯，并阐述了抽芯机构的工作过程和关键技术。
The compression process of a cylindrical-helical spring is analyzed. Distribution of the spring's mechanical parameters and load-distance curve are achieved. Plastic deformation is included.
用有限元方法分析了一种圆柱疏圈螺旋弹簧的压缩变形过程，获得了弹簧的力学参量分布、载荷-行程曲线等结果，包括了弹簧发生塑性变形的情况。
The compression process of a cylindrical-helical spring is analyzed. Distribution of the spring's mechanical parameters and load-distance curve are achieved. Plastic deformation is included.
用有限元方法分析了一种圆柱疏圈螺旋弹簧的压缩变形过程，获得了弹簧的力学参量分布、载荷-行程曲线等结果，包括了弹簧发生塑性变形的情况。
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