详细阐述了硬质合金模芯镶块剖分式组合凹模的结构和制造工艺。
The structure and manufacturing engineering of combination die which was made up of steel-bonded carbide core and insert block were expatiated.
对模具的应力状态进行了分析，提出了组合凹模的方法以提高模具使用寿命。
The stress states of the die were studied, and the assembled-die structure is put forward to improve the service life of die.
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。
The stress analysis of compound female die is a very complicated problem. Its accurate analysis is the key to solve die longevity.
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。
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。
It is a very complicated problem to analyze the stress of combined matrix, and the key point related to die life is to do it's precise analysis.
利用这两种模型分别计算了轴承套圈冷挤压组合凹模的预应力，并同拉美公式的计算结果进行了分析比较。
The prestressing force in combined dies to be used for cold extrusion of bearing outer race by the two mathematical models is calculated and compared with the results obtained by Lame formulae.
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。
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.
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。
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.
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