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cong yi qi gu zhang tan qi
Author(s): 
Pages: 14+3
Year: Issue:  9
Journal: Farm Machinery

Keyword:  操纵系统拨禾轮操纵阀行走速度割台转向系统液压系统油缸无级变速阀杆;
Abstract: <正> 一台东风-5型联合收割机,在通过操纵阀改变行走速度后,收割台自动上升,何故? 要想搞清这是怎么回事,我们还得先了解一下东风-5型联合收割机液压操纵系统的结构特点。如图1示,该机液压系统由操纵和转向两个系统组成。操纵系统用来操纵割台和拨禾轮的升降、转速及联合收割机的行走速度;转向系统用于控制收割机的操向。由此可知,此故障仅与操纵系统有关。
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