1) drawing combination concave die
拉伸组合凹模
2) stretching combination
拉伸组合
3) Combination die
组合凹模
1.
Calculation of inner diameter constraction of combination die for cold extrusion of spline;
花键冷挤压用组合凹模内径收缩量的计算
4) composed concave die
组合凹模
1.
This paper,by means of traditional thick walled cylinder theories and Tresca yield rule,establishes the math relationship model between permissible inner pressure of composed concave die with different layers and total ratio of outside diameter and inside diameter.
运用传统的厚壁圆筒理论按Tresca屈服准则建立不同层数组合凹模所能承受的内压与其总直径比的数学关系模型 ,应用拉格朗日乘数法对组合凹模参数进行了优化设计 ,探讨了提高组合凹模承载能力和减少模具尺寸的途
2.
The service life of cold extrusion composed concave die is mainly limited by the appearance of crack.
冷挤压组合凹模的失效主要是凹模内腔疲劳裂纹的出现,在模具设计的前期较为准确的估算出组合凹模的疲劳寿命是模具优化设计的前提。
5) combined matrix
组合凹模
1.
A set of high-strength, multi-layer and pre-stress combined matrixes was designed according to the requirement of manufacturing the aluminium-alloy forging parts of extra-tall shells.
根据300MN水压机生产超高壳体铝合金模锻件的需要 ,设计了一套高强度多层预应力组合凹模 ,在内套与中套结合处设计了独特的滑槽式脱模机构 ,经模拟实验 ,凹模强度及锻件脱模均可满足使用要
2.
Through improving the structure of the combined matrix and by adopting chamfers in the die to improve the chamfer quality of the fastening part and thus lower the production cost.
通过改进组合凹模结构 ,采用模内倒角的方法 ,提高了紧固件的倒角质量 ,降低了生产成
6) combined die
组合凹模
1.
Finite element analysis of the inner pressure action position in the combined die;
组合凹模中内压力作用位置的有限元分析
2.
The stress analysis of combined die is a very complicated problem,and the exact analysis on it is a key to solve the mould life.
组合凹模的应力分析是一个非常复杂的问题,对其进行精确分析是解决模具寿命的关键。
3.
Based on analyzing structure of hard metal alloy combined die, a formula on two key technology parameters is deduced and revised according to factual conditions.
对硬质合金组合凹模结构进行理论分析的基础上 ,推导出硬质合金凹模设计中的两个关键的工艺参数的计算公式 ,并提出了依据实际模具的工作情况对设计工艺参数作了一定的修
补充资料：鼻凹
1.鼻翼两旁凹下去的地方。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条