1) wedge-shape die
楔形凹模
2) gib
[英][gib] [美][gɪb]
凹形拉紧楔
4) wedge-shaped die
楔形模
1.
The nonlocal friction law proposed by Oden et al is adopted in the mechanical analysis of wide strip drawing through wedge-shaped die,in order to consider the nonlocal friction effect of the asperities on the contact surface between the die and the processed metal material.
在楔形模宽条料拉拔塑性加工问题中 ,为了考虑金属材料表面微凸结构对模具与加工件接触区上的非局部摩擦效应 ,采用Oden等提出的非局部摩擦定律代替经典的库仑摩擦定律 ,结合主应力法 ,建立了楔形模宽条料拉拔问题的力平衡方程式 ;并在简化的情况下 ,利用摄动法求得近似的解析解 所得到的接触面压应力分布值同库仑摩擦定律下的不完全相同 ,反映了金属材料表面微凸结构对接触面上应力分布的非局部效
5) taper matrix
锥形凹模
1.
Introduce the forming traits and crafts of a hemisphere workpiece and design a drawing die for a hemisphere workpiece which is effective,and give a brief account for the features of a taper matrix and a taper blank holder.
介绍了半球形工件的成形特性及工艺性,设计了一种行之有效的半球形工件的拉伸模,并简述了锥形凹模及锥形压边圈的特点。
6) sizing matrix
整形凹模
1.
In accordance with the structure characteristics of the sizing matrix for the square_tapered parts and its state under stress in the sizing process, and through the analysis and calculation with the finite element method, the stress distribution at each part of the matrix in sizing process was obtained.
根据方锥形件整形凹模的结构特点和它在整形工艺中的受力状态 ,运用有限元方法对其进行了分析和计算 ,得到了在整形时 ,凹模各部分的应力分布情况 ,从而可以确定其破坏的原因。
补充资料：凹模壁厚及凹模垫板尺寸
型腔壁部投影面积 壁 厚， 毫 米
F， 厘米2 h1 h2 h3 h4 h5
<5 15~20 30~40 <=10 15~20 30~40
>5~10 20~25 40~50 10~15 20~25 40~55
>10~50 20~30 50~60 15~20 20~30 55~65
>50~100 30~35 60~75 20~25 30~40 65~70
>100~200 35~40 75~85 25~30 40~50 70~75
>200 >40 >85 30~35 50~60 >80
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