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nong ji wei xiu zhong de qiao ji you jiang jiu
Author(s): 
Pages: 56
Year: Issue:  5
Journal: Modern Agricultural Machinery

Keyword:  农机维修支承点锈蚀物主轴承座拧松上垫逆时针方向主轴瓦缸套活塞连杆组;
Abstract: <正>在农机维修中,拆卸或安装零件时,不少部位需要用手锤敲击,但敲击方式各有讲究。(1)拆卸锈蚀较严重的螺栓:首先清除螺栓上面的锈蚀物,并用适量的汽油浸润10 h左右,然后用手锤在锈蚀的螺栓上敲打几下,再用合适的梅花扳手顺、逆时针方向反复拧转,慢慢拧松螺栓。(2)拆卸严重锈蚀的飞轮:不能用大锤猛打硬敲,应将飞轮与曲轴一起端下来,曲轴朝下,把飞轮平放在几个支承点上垫稳,躲开主轴承座,然后松开
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