新型多功能伺服液压锁  

A New Kind of Multi-function Servo Hydraulic Pressure Lock

作　　者：宫再君 范惠平[2] 

机构地区：[1]鸡西煤矿机械有限公司,黑龙江鸡西158100 [2]山西焦煤集团西山物资供应公司,山西大同030053

出　　处：《煤炭技术》2005年第8期17-18,共2页Coal Technology

摘　　要：针对采煤机调高系统中传统液压锁开启时存在的压力冲击和下调速度过快及下调平稳性差等问题,通过对传统液压锁的性能进行分析,提出了一种新型液压锁。它具有多功能、液压伺服等特点。This article bring forwords a new type hydraulic pressure lock by analyzing capability of the traditional hydraulic pressure lock which aims at the matter of impact during the period of unlocked and the highest speed and made dowm instability of the traditional hydraulic pressure lock in the coal minig machines highness adjust system.This kind of hydraulic pressure lock has character of multi-function and is servo_actuator.

关 键 词：采煤机 液压锁 调高系统 多功能 液压伺服 

分 类 号：TD421.6[矿业工程—矿山机电]