1、折弯工件展开尺寸的计算公式:展开尺寸=(A+B)-1.6*C*N,A、B:是外形最大尺寸;C:板厚;1.6:是铝板的折弯系数;N:是折弯的数量。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/d0c8a786c9177f3e325790e27ecf3bc79e3d56f9?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
2、下图的展开尺寸计算(23+53+60+33+53)-3*1.6*4=202.8。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/3c6d55fbb2fb4316bd6916952ea4462308f7d3ef?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
3、折弯工件的展开图。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/8b13632762d0f7035791f93306fa513d2697c53a?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
4、展开图的折弯线的公式E = A-(C*1.6)/2*N,N:是折弯的数量。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/730e0cf3d7ca7bcbd19cabc0b0096b63f724a87e?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
5、折弯工件展开图的折弯线
20.6=23-3*1.6/2*1
48.2=53-3*1.6/2*2(两个折弯)
55.2=60-3*1.6/2*2(两个折弯)
28.2=33-3*1.6/2*2(两个折弯)
50.6=53-3*1.6/2*1。
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/63d0f703918fa0eccff30be2289759ee3d6ddb2d?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_600%2Ch_800%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)