A Study Of The Die Roll Height Of SHP-1 And SCP-1 Materials In The Fine Blanking Process

Archives of Metallurgy and Materials

Kim Y.C.¹  Lee C.K.¹ 

[1] DIV. OF MECHANICAL ;

关键词: Die roll;    Fine blanking;    SCP-1;    Share speed;    SHP-1;    V-ring;   

DOI  :  10.1515/amm-2015-0139

来源: DOAJ

【 摘 要 】

The height of the die roll, the distance of the V-ring, and the shear rate were varied with the aim of investigating the effects of the applied changes on the fine blanking line in a cold-rolled and a pickled steel sheet, referred to as SCP-1 and SHP-1, respectively. Both materials consisted primarily of a ferrite phase with small amounts of impurities including F, Mn, and Cr. The distance was found to be a very important factor in controlling the shear of the V-ring in the fine blanking process. When the position of the V-ring was set at distances of 1.5 mm and 2 mm, the die roll height increased with increasing shear speeds from 6.4 m/min to 10 and 16 m/min. Analysis of the influence of the shear rate revealed that low rates resulted in the lowest die roll heights since the flow of material was effectively inhibited.

【 授权许可】

Unknown