全自动信函处理装置是由分类机、理信盖销机、自动职别邮区编码的信函分拣机等主要环节组成。分类机将不能用机器处理的过大、过厚、过硬及夹有异物的信函与合格的信函区分出来。理信盖销机可检查出邮票贴的位置及其面值,并自动将邮票盖销。自动识别机能识别出邮区编码并能自动分拣入格。综上所述:全自动信函处理装置中自动识别机是重要环节。但是没有一套很好的自动分类机,要想对大量的信函实现自动识别分拣也是难以办到的。因为自动识别分拣机处理的信函必须具备以下几个条件: Automatic letter processing device is classified by the machine, the letter of credit Gaoshie machines, automatic post code classification letter sorting machine and other major components. Classifiers will not be able to distinguish between machine-treated letters that are too large, too thick, too hard, and foreign objects to be held with qualified letters. Reliance Gapping Machine can check the location of the stamp affixed with its face value, and automatically stamp the stamp. Automatic identification function to identify the zip code and automatically sorting grid. To sum up: Automatic letter processing device automatic identification machine is an important part. But without a good set of automatic sorters, it is difficult to automate the sorting and sorting of a large number of letters. Because automatic identification sorter processing letters must have the following conditions: