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为避免农机发动机连杆螺栓折断而产生的捣缸事故,农机使用维修中应注意以下几点:1.使用中应定期检查连杆螺栓的松紧情况,发现松退时应查找原因,检查螺栓有无损伤,再用扳手拧至规定值。2.当某根连杆螺栓有滑扣、裂损或断裂时,应将同一连杆上的两根连杆螺栓成对更换,不得新旧搭配使用。3.当发动机多次烧瓦或一次烧瓦严重时,连杆螺栓材料受高温退火作用,机械强度和承载能力下降,应予
In order to avoid the breakage of agricultural engine connecting rod bolt, it is necessary to pay attention to the following points during the service and maintenance of the agricultural machine: 1. Check the elastic condition of the connecting rod bolt regularly and find out the reason when it loosened back, check the bolt No damage, then wrench to the specified value. 2. When a connecting rod bolt has a sliding buckle, cracked or broken, the two connecting rod bolts on the same connecting rod should be replaced in pairs, and can not be used together with the old one. 3. When the engine is burned repeatedly or once a serious tile, the connecting rod bolt material by high temperature annealing, mechanical strength and carrying capacity decreased, should be