打印机喷头介绍.doc

打印机喷头资料及墨水指标 陈玉成 2010.7.14 目录 打印机喷头·······················································1 1 Epson打印机喷头···············································1 1、1、1 喷头结构··················································1 1、1、2 喷头原理··················································3 1、1、3 工作方式··················································4 HP打印机喷头·················································4 1、2、1 喷头结构··················································5 1、2、2 喷头原理··················································6 1、2、3 工作方式··················································7 1、3 SPETRA喷头··················································8 1、3、1 喷头结构··················································8 1、3、2 喷头原理··················································9 1、3、3 工作方式··················································10 打印机墨水·······················································11 墨水的各项理化指标···········································11 PH值····················································11 电导率···················································11 粘度·····················································11 表面张力················································12 比重·····················································12 第一章 打印机喷头 打印机最主要的部分就是它的喷头。喷墨喷墨，首先是喷，这个喷字，说明两点：一是打印采用的其实是喷，喷-----就是并不是直接接触纸张；二是说明是从喷头（也叫打印头）的喷嘴中喷，喷头是打印机能够打印和打印质量好坏的关键，当然，墨水也重要，但是前提要喷头好，从这点上说，那么喷头就是打印机的CPU。 喷头什么时候该喷，什么时候停止喷，什么时候该喷什么颜色，需要依靠电路去驱动它，所以喷头上就有电路，这个电路与打印机的主板相连接。为了方便连接，喷头上面就有了一个电路板。如果喷头是固定在打印机中的，喷头这个电路板和打印机采用的是“排线插入式”，即打印机主板电路通过排线插入喷头电路板的插槽；如果喷头是可以直接取下来的，喷头这个电路板和打印机采用的是“弹簧接触式”，既打印机主板电路在喷头位置前端是弹簧触点，喷头这个电路板对正接触即可。 Epson打印机喷头 爱普生喷墨打印机结构分类有多种方法，也可以简单的分为电路控制部分和机械传动部分，电路控制部分主要有打印机电路控制主板、喷头电路板、如果墨盒代IC的有IC信息接收写入电路板等等，机械传动部分主要有电机、齿轮、传动带、墨车、泵附件等等，在电路控制部分指挥下完成进纸、喷墨的过程和清洗打印头等全过程工作。使用打印机中，电路控制部分出现问题比较难解决，一般多采用换件的办法，机械传动部分注意一些保养也还是不容易出问题,最容易出问题的是喷头。 喷头其实是一个组件，喷嘴、吸墨嘴（吸墨柱）电路板，过滤网、压电陶瓷等。喷嘴外层表面镀膜，孔径直径在0.0X毫米以下，比头发丝细许多倍，内部由陶瓷层、衬板层、储墨层等组成，采用胶体粘接，喷嘴又连接吸墨嘴，吸墨嘴形状似塑料柱，黑色墨盒1个，彩色墨盒