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探究篇:导致小型压路机行走无力的原因

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检查小型压路机发起机与液压泵、液压马达与驱动轮的衔接部件能否有机械毛病


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1、JIANCHAXIAOXINGYALUJIFAQIJIYUYEYABENG、YEYAMADAYUQUDONGLUNDEXIANJIEBUJIANNENGFOUYOUJIXIEMAOBING;JIANCHAZHUANGZHIZAIQIANQUDONGMADASHANGDEPANGTONGFANENGFOUCHUYUTONGLUQINGKUANG,RUOSHI,SHANGXIAYAYOUQIANGJIANGXIANGTONG。

2、JIANCHAXIAOXINGYALUJIZHIDONGTIXI。ZAIFAQIJIZHENGCHANGGONGZUO、DIANCIFATONGDIANSHI,ZHIDONGQINENGFOUNENGTUOKAI,RUBUNENGTUOKAI,YINGJIANCHANENGFOUYOUJIXIEMAOBING,RUOMEIYOU,KECAIYONGTUODONGDEBANFA,SHIZHIDONGQIJIECHUZHIDONG(NISHIZHENZHUANTUOSHOUDONGBENGSHOUBING),ZAIZUOXIAMIANDEJIANCHA。

3、检查小型压路机行走液压体系主回路的高压压力和补油压力。在两个高压测压口各接60MPa的油压表手机应用开发,在补油压力测压口接4MPa的油压表并试机。在正常温度下(30~60℃),补油压力约为2~6MPa,机器行走时不小于24MPa;当行走遇阻力时主回路的高压力可到达38MPa,正常行走时不小于20MPa。假设两者均正常,阐明毛病在机械方面。【具体可参考《浅析:小型压路机使用柴油和汽油有哪些区别?》的相关内容】

 

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