毕业设计--USB的冲压模具设计

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1、 I 摘要摘要 本设计是针对 Usb 接口的工艺及工装进行了分析和设计， Usb 接口的设计具 有尺寸精度要求高，制作难度较大，结构复杂等特点。模具设计中的级进模具具 有生产效率高,加工精度高等特点，被广泛应用于多方面的生产中。Usb 接口的 加工工艺要求符合级进模的特点，因此，本设计采用多工位级进模具。本文就 Usb 接口的加工工艺进行了比较分析， 确定了合理的加工工艺； 就实际生产状况， 经过综合比较确定了模具结构，对模具的各个部分进行了必要的设计分析；参考 了相关模具设计资料，进行了必要的理论计算，以此使本设计更加规范合理；在 此基础上，就本设计中的模具进行了必须的经济效益分析。 本课题

2、的任务就是制 定出合理的工艺方案和设计出一套精良的实用的冷冲压模具并且符合生产纲领 的要求。在设计中要充分讨论工艺方案的合理性与模具结构方案的适用性。 关键词：级进模，Usb 接口,加工工艺 II Abstract Abstract:This design was aims at the Usb connection the craft and the work clothes has carried on the analysis and the design, the Usb connection design has the size accuracy requirement to be

3、 high, the manufacture difficulty was big, structure complex and so on characteristics. In the mold designs level enters the mold to have the production efficiency to be high, the working accuracy higher characteristic, is widely applied in various production. The Usb connections processing technolo

4、gical requirement conforms to the level to enter molds characteristic, therefore, this design uses the multi-location level to enter the mold. This article has carried on the comparative analysis on the Usb connections processing craft, has determined the reasonable processing craft; Produces the co

5、ndition on the reality, underwent the synthesis to be quite definite the mold structure, has carried on the essential project analysis to molds each part; Has referred to the related mold design information, has carried on the essential theoretical calculation, causes this design by this to be stand

6、arder reasonably; Based on this, in this designs mold carried on must economic efficiency analysis. This topics duty is works out the reasonable craft plan and designs a set of excellent practical cold stamping mold, and meets the production guiding principle requirement. Must discuss the craft plan fully in the design the rationality and the mold organization plan serviceability Key word: The level enters the mold, the Usb connection, the processing craft III 目录目录 前言 1 1 概述. 2 1.1 冲模设