推荐回答(4个)
1、首先,打开CAD软件,找到我们需要打印的图形。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Ff3d3572c11dfa9ec891b7b9b6cd0f703918fc100%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
2、点击菜单栏“文件”,下拉菜单中选择“打印”。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F0b55b319ebc4b7459a80949ac1fc1e178a821521%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
3、出现“打印模型”,选择打印机,在“打印范围”中选择窗口,然后在原图中选择图形范围,勾选“居中打印”。在“打印比例”中去掉“布满图纸”前面的对勾,就可以指定比例打印了,如图点击下拉菜单,选择需要比例即可。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2Fa9d3fd1f4134970abf5a3da39bcad1c8a7865d14%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
4、设置完之后,在打印之前,我们可以先点击“预览”,查看打印效果。如果发现问题,就可以返回模型进行修改。
![](/picurl?url=https%3A%2F%2Fiknow-pic.cdn.bcebos.com%2F730e0cf3d7ca7bcb146de4a3b0096b63f624a823%3Fx-bce-process%3Dimage%252Fresize%252Cm_lfit%252Cw_600%252Ch_800%252Climit_1%252Fquality%252Cq_85%252Fformat%252Cf_auto)
是否布满A3纸,要看你的图形。
建议先按1:1画图,即实物1米的线就在CAD里画1000mm长,再放入合适的图框里出图(即你所谓的能布满的图框里出图)。由于你这里规定了必须用A3图幅,那就只能调整选择多大比例的A3图框:1:1的A3图框是420×297mm,若你按1:1画好的图形放不下,那1:10的A3图框是4200×2970mm,若也放不下,那1:100的A3图框是42000×29700mm,若正好放下了,那你就按1:100打印出A3(420×297mm)图。当然也可以根据你的图形选取1:50,1:500等A3图框出图,就以你要求的布满图纸为原则,最终选择确定你的某合适比例的图框,再按A3出图,但比例栏目里要填写的比例要根据你实际选用的填。
CAD用制图仪、打印机出图后的实际图形比例K取决于CAD绘图时的绘图比例K1和采用的图框的比例(即打印机出图比例)K2两者之积,即最终出图后的图形的比例(图框栏目的比例栏里应填写的比例)K=K1*K2。
比如,你用CAD画一幅图时采用的比例是K1=1:2(即1/2),就是例如:画长200mm的线实际画成100mm长,或5mm的字高实际用的2.5mm字高;然后将此图移至1:100的图框里,例如1:100的A3 (42000×29700mm)图框里 (1:1的A3图框是420×297mm),则打印机出图后的实际图形比例K是K=K1*K2=(1/2)*(1/100)=1/200,即1:200,即打印机出图后的实际图形1mm代表200mm;若移至1:1的A3图框(420×297mm),则打印机出图后的实际图形比例K=(1/2)*(1/1),即1:2。
注意,此处1:100的图框比1:1的图框在CAD视图上是大了100倍,而不是小100倍,是因为在打印机出图时将1:100的图框及其中的图形实际上是缩小100倍打印出来的,所以称其出图比例K2是1:100。
你依据上述原理可以正确确定你应该选用的比例和图框。
这个问题我有另外的答案!如果你是想任何图纸在打印的时候都尽量大地在图指上显示出来,可以采用以下方法。
用CAD打图,不论是用CAD里的虚拟打印机还是直接连接到实体打印机,可以进行相应的设置。
选择打印机的下拉菜单右边有一个叫“特性”的设置图标,点进去,找到“修改标准图纸尺寸”,然后在下面对你需要用来打印的纸张(一定要选择正确,有些纸张的名字有些相像)进行设置,也即“修改”。将距离边缘都改成0,这样可以尽可能地布满图纸~
跟比例没有关系,在页面设置管理器设置,选布满图纸,在打印范围,选打印范围,图纸尺寸,选A3
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