背垫支撑片冷冲压弯曲模设计 摘要 随着科学技术的不断发展，冷冲压成型的精度也在不断提高，工业生产效率得到显着改善，冷冲压成型技术正慢慢地重新焕发活力从而达到新的台阶。 本文意在对背垫支撑片进行冷冲压弯曲模设计，从而完成工业量化生产。首先对冷冲压、弯曲模加工行业进行了简单的概述，并对目前所掌握的技术进行介绍，接着就把重点放在了对工件的弯曲工艺分析上，从而引深到工艺卡片的制作。最后也就是本文最重要的部分弯曲模的结构设计，通过计算设计弯曲模的主要零部件，如模架、模柄、凸模、凹模等并结合工作部分的尺寸计算来选取合适的冲压设备，完成整个弯曲工艺。 关键词：冷冲压成型；弯曲模；弯曲工艺；弯曲零部件 Desig
n of Cold Stampi
ng Be
ndi
ng Die for Backi
ng Support Plate Abstract With the co
nti
nuous developme
nt of scie
nce a
nd tech
nology, the accuracy of cold stampi
ng moldi
ng has also bee
n co
nti
nuously improved, i
ndustrial productio
n efficie
ncy has bee
n sig
nifica
ntly improved, cold stampi
ng moldi
ng tech
nology is slowly rejuve
nated to reach a
new level. This article i
nte
nds to desig
n the cold stampi
ng be
ndi
ng die of the back pad support sheet, thereby completi
ng the i
ndustrial qua
ntitative productio
n. First of all, a brief overview of the cold stampi
ng a
nd be
ndi
ng die processi
ng i
ndustry is provided, a
nd the curre
ntly mastered tech
nologies are i
ntroduced. The
n the emphasis is placed o
n the a
nalysis of the be
ndi
ng process of the workpieces, so as to deepe
n the process card productio
n. Fi
nally, the structural desig
n of the most importa
nt part of the be
ndi
ng die i
n this paper, through the calculatio
n a
nd desig
n of the mai
n compo
ne
nts of the be
ndi
ng die, such as die frame, die ha
ndle, pu
nch, die, etc., combi
ned with the size calculatio
n of the worki
ng part to select the appropriate stampi
ng equipme
nt Complete the e
ntire be
ndi
ng process. Key words: Cold stampi
ng; Be
ndi
ng die; Be
ndi
ng process; Be
ndi
ng parts 目录 摘要II Abstract III 1绪论1 2工艺分析2 2.1工件分析2 2.2工艺方案的确定5 2.3工艺方案的比较5 2.4工艺尺寸的计算6 3制定工艺卡片11 4弯曲模总体结构设计13 4.1弯曲模主要零部件的设计13 4.2弯曲模工作部分尺寸计算16 4.3定位装置19 4.4推件装置21 4.5弯曲模的装配22 5结论24 参考文献25 附录26 致谢27