《劳动保护》杂志1983年第3期发表了《冲床光电自保器》一文后,许多单位来信,来电、来人要求我厂生产,提供各兄弟单位使用。无奈我厂因种种原因不能满足众多厂家的要求,十分抱歉。 最近,我将原设计线路重新考虑后,又设计出一种新的线路(见图1),其调试安装、使用方法等与过去介 After Labor Protection Magazine released the article entitled “Punch photoelectric self-preservation device” in 1983, many units wrote letters and calls and invited others to request the production of our factory for the use of the brothers. Sorry, I plant for many reasons can not meet the requirements of many manufacturers, very sorry. Recently, I redesigned the original design line, but also designed a new line (see Figure 1), the installation of its commissioning, use and other methods with the past