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'齿轮的空压机故障诊断'

''

'齿轮,的,空压机,故障,诊断,一般,情形,下,常见,'

'一般情形下，常见的齿轮掉效情势有四种: 即断裂、磨料磨损、粘附磨损或擦伤。 以及疲惫剥落。断裂和磨料磨损的机理比力简朴。 众所周知，齿轮蒙受载荷,犹如悬臂梁，其根部的弯'

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'2019-04-15 11:45:03'

'2019-04-15 11:45:03'

'113'

''

''

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'<p>一般情形下，常见的齿轮掉效情势有四种: 即断裂、磨料磨损、粘附磨损或擦伤。 以及疲惫剥落。断裂和磨料磨损的机理比力简朴。</p><p>众所周知，齿轮蒙受载荷,犹如悬臂梁，其根部的弯曲应力较年夜。</p><p>因为过裁，特殊是打击裁荷，会引起整个齿与其响应部门 断裂。当周期性的应力过高时，也会引起疲惫断裂。</p><p>当轮齿事情面间有金属微粒、金属 氧化物或其他磨料存在时，会引起磨料磨损。</p><p>这些外界的硬粒，开端时先嵌进一个事情 面，然后从另一个事情面上撕下金属。一般情形下,只有在润滑油中夹杂有直径在30um 以上的磨料时，齿轮才会在运行中引起磨料磨损。</p><p>齿面引起粘附磨损或擦伤的机理比力庞杂。</p><p style="text-align: center;"><img alt="空压机齿轮故障诊断" src="2018/1228/2026.jpg" /></p><p>这种擦伤是两个啮合的齿面在相对滑动 时油膜决裂，在磨擦和外貌压力的作用下发生高温，使接触区内的金属局部熔焊继之以 扯破的征象。</p><p>在齿面的滑动标的目的上可以望到粗拙的高下不服的条纹，严峻时可以望到表 面层融化的迹象。</p><p>一般说来，润滑油粘渡过低、转速过低、运行温渡过高、齿面上单元 面积载荷过年夜、相对滑动速率过高、以及接触面积过小，均会使油膜易于决裂而造成齿 面擦伤。</p><p>齿面剥落是因为资料疲惫引起的。当齿面的接触应力跨越资料答应的疲惫极限时， 继之由小块剥落扩展造成整块剥落。</p><p>当剥落的面积不停在外貌层开端发生微细的裂纹, 增年夜时，齿面上残剩的有用事情面积无法再继承承担外部栽荷。</p><p>从而使整个齿发生断 裂.新投进运行的齿轮，特殊恳未淬硬或软资料制作的，在跑合阶段也会发生剥落。但 这种剥落当齿面上微观崛起移往,局部超载征象消散后就会终止。</p><p>齿轮的齿面除了上述四种掉效方法外，有时齿面上还可以望到有波纹状的辊压现 象，这是外貌层塑性活动的成果。一般不以为是一种掉效情势,但成长下往,可能形成 齿面擦伤。表10-16例出了齿轮掉效的类型和缘故原由剖析。</p>'

'齿轮,的,空压机,故障,诊断,一般,情形,下,常见,'

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'齿轮的空压机故障诊断_常见问题_技术中心_复盛空压机(华北)总代理'

'齿轮,的,空压机,故障,诊断,一般,情形,下,常见'

'一般情形下，常见的齿轮掉效情势有四种: 即断裂、磨料磨损、粘附磨损或擦伤。 以及疲惫剥落。断裂和磨料磨损的机理比力简朴。 众所周知，齿轮蒙受载荷,犹如悬臂梁，其根部的弯'

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