模具常用零件之一，又叫垫块，它的作用是让顶板有足够的活动空间.
本文首先采用基于逆向工程的特征和约束的方法来构建脚模曲面，建立脚模特征参数模型。
Firstly, based on feature and restriction in the Reverse Engineering, construct all-purpose surface of feet and found parameterized model.
随机标准配件：手动换模、定尺装置、快速换模、模具脚座、脚踏开关。
Standard equipment with machine: Manual change. Back stop device, Quick change, Mold the cupboard. Foot pedal.
高级皮革鞋面的透气性和你的脚模。
Premium leather uppers are breathable and mold to your feet.
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