引进电铲自动润滑定时器的改进

MODIFICATIONS ON AUTO-LUB TIMER AT IMPORTED SHOVELS

本文介绍从P＆H公司引进电铲的自动润滑定时器工作原理及存在的问题,文中作者提出用可编程控制器实现自动润滑定时,并增设故障报警及30S停机等功能.

This article is to introduce the operation principles and existing problems of the electric excavator's automatic lubricate timer produced by p&H company. based on these above analysis the author intends to propose that utilizing the programmable controller can realize. The function of the automatic lubricate timer and add some functions such as the fault steady warning and the 30 seconds machine shutdown.