以典型冲压件整修模的模具结构为例。因受零件自身尺寸的限制，极大影响了模具凹模的强度和刚度。
Taking the die structure of typical punching parts shaving die as an example, since restricted by the parts size itself, the intension and rigidness of concave die is seriously affected.
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.
冲裁侧刃是端子模具中的重要工序，其冲裁形状和凸、凹模结构对端子生产质量影响很大。
Punching side blade is an important procedure of terminals die, its punching shape, concave die and convex die structure greatly impact the terminals on manufacture quality.
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.
对硬质合金拉伸凹模结构及设计要点作了详细介绍，对同类型模具设计提供了参考。
The structure and design points of hard alloy drawing combination concave die were introduced in detail and provided the reference to the similar die design.
冷镦圆头凹模是冷镦螺栓生产过程中的关键模具。
Cold upset female die of fillister head is the key mold in the manufacturing process of heading bolt.
在分析环槽形内侧凹塑件结构特点及模具设计方案的基础上，设计了此类塑件的注射模。
Based on the analysis of the structure characteristics of the plastic product with inner concave loop slot and the mold design projects, an injection mold for this kind of part was designed.
根据该零件特点，提出了采用有凹模冲孔加工，并介绍了模具结构及工作过程。
According to the characteristics of the part, proposed piercing process with concave die. Introduced die structure and working process.
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.
并从提高模具强度和使用寿命的角度，提出了方锥形件整形凹模的合理设计方案。
A reasonable design of the sizing matrix was proposed with the view of improving the die strength and extending its service life.
优化了模具结构，同时也介绍了在冲压过程中凸、凹模易开裂采取的措施和方法。
Also introduced the measure of prevent the convex and concave die cracking in course of pressing.
拉深系数为0.39的两种零件，从试制到生产，证明了锥形凹模是可以实现深拉深的模具。
Two parts whose drawing coefficient are 0. 39 passed through testing to production. It proved that taper female die is used up in deep drawing.
分析了冷挤压毛坯质量对模具的工作部分（上、下凸模和凹模）的损坏形式和寿命的影响，指出了保证毛坯质量应采取的措施。
The effect of blank quality in cold extrusion on the damage way and service life of working parts (mould and die)is analysed, and some countermeasures presented.
介绍了壳体缩口模具结构及成形工艺，若对凹模加以更换，完全可以用一副模具完成壳体两次缩口成形。
The paper has described the necking die structure and the forming process for shell bodies. If the necking die was changed, two necking process can be finished with a set of die.
介绍了多工位数控冲床用百页窗模具的设计，重点介绍了下装凸模、上装镶拼凹模及卸料板的设计和计算方法。
This article introduces the design of louver tooling for turret punch press, mainly focusing on the design and calculation of die, punch body and stripper plate.
该模具将凹模设计成活动式，凸模固定。
The female die was designed movable but the male die was fixed.
该模具的凸模和活动凹模镶块分别在斜楔和楔形滑块作用下水平相向运动完成冲裁。
By controlling the wedge block and springs, its punches and movable plate blocks achieve the horizontal punch movement.
文章在对零件的工艺性进行认真分析的基础上，有针对性地设计了模具结构中的凸模和凹模，优化实现了矩形拉伸件的分离冲切过程。
After analysis of process of components, design raised mold and the concave mold in the structure of molds, optimize the pressing-cutting process for the rectangle stretched component.
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.
优选地，成形器在打开位置和闭合位置之间枢转并且具有略微V形的基部，当V形的基部紧靠模具或模壳时促使凹部成形器处于闭合位置。
Preferably the former is pivoted between open and closed positions and has a slightly V-shaped base which when abutted against a mould or formwork, urges the recess former into the closed position.
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.
分析了管材无凹模冲孔的工艺特点，提出了该类模具设计的要点。
The technical characteristics of no-female die piercing on pipe were analyzed and the key points in design of a practical no-female die piercing die were presented.
分析了管材无凹模冲孔的工艺特点，提出了该类模具设计的要点。
The technical characteristics of no-female die piercing on pipe were analyzed and the key points in design of a practical no-female die piercing die were presented.
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