摘要:阐述了级进模的设计及其工作过程,通过系统的工艺分析,采用冲孔、落料、翻边等工序进行加工。通过计算工艺力来确定模具压力中心,选择压力机的型号。模具采用弹性卸料装置。本模具结构简单,性能可靠,在降低劳动强度和生产产本的同时提高了生产效率。46931
先分析零件的冲压工艺;确定模具的总体结构;结合零件的冲压工艺及模具的总体结构设计排样图;根据排样图,计算利用率、冲载力、压力、选用设备及刃口的尺寸。根据资料再用AutoCAD,对模具进行设计,然后绘出装配图和零件图进行标注。
毕业论文关键词:级进模,冲孔,落料,翻边
Forming process and die design of control support
Abstract: It describes the progressive die design process and work through the process analysis system, using punching, blanking, flanging and other processes processing. To determine the die pressure center by computing technology force, press select models. Mold elastic unloading equipment. The mold structure is simple, reliable performance, and reduce labor intensity of the production capacity while improving production efficiency.
First analysis of the parts stamping process; to determine the overall structure of the mold; combination of parts stamping process and the overall structure of the mold design layout plan; layout diagram to calculate utilization, red contained, pressure, selection of equipment and the size of the cutting edge. Data re-use of PRO / E, mold design, then the three-dimensional map into a two-dimensional assembly drawings and parts diagrams to label.
Key words:Progressive Die,punching,Blanking,Flanging
目 录
1 绪论 1
1.1 课题背景及目的 1
1.3模具及其功能与作用 1
1.3.1课题研究的主要目标 1
1.3.2课题研究的主要内容 1
2 冲模设计程序与步骤概述 3
2.1冲件工艺性分析 3
2.2确定合理的冲压工艺方案 4
2.3进行工艺计算 5
2.4模具总体设计 5
2.5选择冲压设备 5
2.6模具图样设计 5
3 工艺计算 7
3.1毛坯尺寸计算 7
3.2工艺方案的确定 7
3.3进行工艺计算 8
3.3.1排样 8
3.3.2搭边 9
3.3.3条料宽度的确认 9
3.4冲裁间隙 11
3.5冲压工艺力和压力中心的计算 11
3.5.1冲裁力的计算 11
3.5.2卸料力、推件力及顶件力的计算 11
3.5.3压力机公称压力的确定 11
3.5.4模具压力中心的确定 12
3.6模具零件加工工艺 12
3.7冲裁模的结构设计 14
3.7.1模具类型的选择 操纵支架成形工艺及模具设计+CAD图纸:http://www.youerw.com/jixie/lunwen_48802.html