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贴片机的工作原理

编辑:北京华维国创电子科技有限公司  时间:2020-01-19

  高性能贴片机普遍选用视觉对中系统。视觉贴片机对中系统使用数字图像处理技术,当贴片头上的吸嘴汲取元件后,在移到贴片方位的进程中,由固定在贴片头上的或固定在机身某个方位上的照相机获取图像,而且通过形象探测元件的光密度散布,这些光密度以数字形式再通过照相机上许多细微精细的光敏元件组成的CCD光耦阵列,输出0~255级的灰度值。

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