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<p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-align:center;"> <img src="http://www.lxqzhgsls.com/uploads/image/20161223/20161223102417_0417.jpg" alt="" /> </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> ž®æ¾æŒ–掘机发动机启动困难金属表面与周围介质发生化学或电化学作用而遭受破坏的现象¿U°è…èš€ã€‚è¿™¿Uè…èš€ä½œç”¨ä¸ä½†ä¼šåª„响机械外表设备的正常工作åQŒè€Œä¸”会腐蚀到机械内部的雉™ƒ¨ä»¶ã€‚如雨水、空气中的化学物质等通过机械雉™ƒ¨ä»¶çš„对外通道、缝隙等˜q›å…¥æœºæ¢°å†…部åQŒè…èš€æœºæ¢°é›¶äšg内部åQŒåŠ é€Ÿæœºæ¢°ç£¨æŸï¼Œå¢žåŠ æœºæ¢°æ•…障。由于这¿Uè…èš€ä½œç”¨æœ‰æ—¶æ˜¯çœ‹ä¸è§ã€æ‘¸ä¸ç€çš„,å®ÒŽ˜“è¡©äh忽视åQŒå…¶å±å®³æ€§æ›´å¤§ã€‚在使用中,½Ž¡ç†å’Œæ“ä½œäh员要æ ÒŽ®å½“时当地天气情况、空气污染情况,采取有效的措施,减小化学腐蚀å¯ÒŽœºæ¢°çš„影响åQŒé‡ç‚ÒŽ˜¯é˜²æ­¢é›¨æ°´åŠç©ºæ°”中化学成分å¯ÒŽœºæ¢°çš„侵入ã€?nbsp; </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> 2、保证正常的工作载荷  </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-align:center;"> <img src="http://www.lxqzhgsls.com/uploads/image/20161223/20161223102425_8701.jpg" alt="" /> </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> 工程机械工作载荷的大ž®å’Œæ€§è´¨å¯ÒŽœºæ¢°çš„损耗过½E‹æœ‰ç€é‡è¦çš„媄响。一般来è¯ß_¼Œé›¶äšg的磨损随负荷的增加而成比例地增加。当零äšg承受的蝲荷高于åã^均设计蝲èäh—¶åQŒå…¶¼‚¨æŸž®†ä¼šåŠ å‰§ã€‚另外,在其他条件相同时åQŒç¨³å®šçš„载荷比动载荷下磨损要ž®ï¼Œæ•…éšœž®‘,寿命低。试验表明,发动机在不稳定蝲荷下工作与稳定蝲荷下工作比较åQŒå…¶æ°”çŽ×的磨损将增大2倍。在正常负荷下工作的发动机,其故障发生率较低åQŒä¸”寿命廉™•¿ã€‚相反,­‘…负药‚¿è½¬çš„发动机,故障发生率明昑֢žå¤šï¼Œå¯¿å‘½ä¹Ÿä¼šæ¯”设计指标减ž®‘。经常处于大范围负荷变动的机械磨损量大于˜qžç®‹½E›_®šå·¥ä½œçš„机械。一般情况下åQŒå‘甉|œºä½¿ç”¨çš„发动机要比推土机、挖掘机½{‰ä‹É用的发动机寿命要é•Ñ€?nbsp;<br /> 保证正常的工作蝲荷主要取决于操作手对工程机械的ä‹É用。一要注意不能在­‘…过机械所能承受的负荷下进行工作,要在力所能及的情况下使用机械。作为工½E‹æœºæ¢°ç®¡ç†äh员,在指定操作äh员时åQŒè¦æŠŠå·¥½E‹æœºæ¢°éšæœø™µ„料及操作手册½{‰äº¤¾l™æ“ä½œæ‰‹åQŒä‹É其能正常在掌握机械性能及操作规½E‹ï¼Œè€Œä¸åº”随意把有关资料扣下来。二要尽量保证机械负èïLš„均匀加减åQŒä‹É机械处于较äؓòq³ç¼“的负荷变动,具体地说åQŒå°±æ˜¯è¦è¾ƒäؓ均匀地加减æÑa门,防止发动机、工作装¾|®åŠ¨ä½œçš„大è“v大落ã€?nbsp; </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> 3、保证对机械的合理润æ»?nbsp; </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-align:center;"> <img src="http://www.lxqzhgsls.com/uploads/image/20161223/20161223102434_5579.jpg" alt="" /> </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> 零äšg工作面的¼‚¨å‘˜ã€é›¶ä»¶è¡¨é¢çš„腐蚀和材料的老化是正å¸æ€‹É用条件下的机械零部äšgçš?¿Uä¸»è¦æ¢æ•ˆåŞ式,而零件工作面的磨损所引è“v的失效所占的比例大。也ž®±æ˜¯è¯ß_¼Œæœºæ¢°çš„磨损是使其各种雉™ƒ¨ä»¶èµ°å‘极限技术状态的主要原因之一。那么,解决机械雉™ƒ¨ä»¶çš„¼‚¨æŸé—®é¢˜ã€‚除了采用优良的材料、选择先进的制造工艺、设计合理的机械¾l“构外,在ä‹É用过½E‹ä¸­è¦åšçš„一™åšw‡è¦å·¥ä½œå°±æ˜¯ä¿è¯å¯¹æœºæ¢°çš„合理润滑。据¾lŸè®¡åQŒå·¥½E‹æœºæ¢°çš„故障有一半以上是由润滑不良引èµïLš„。由于工½E‹æœºæ¢°å„雉™ƒ¨ä»‰™…åˆçš„¾_‘Ö¯†æ€§ï¼Œè‰¯å¥½çš„润滑可以ä‹É其保持正常的工作间隙和合适的工作温度åQŒä»Žè€Œé™ä½Žé›¶ä»¶çš„¼‚¨æŸ½E‹åº¦åQŒå‡ž®‘机械故障。正常合理的润滑是减ž®‘机械故障的有效措施之一。äؓ此,一是要合理选用润滑剂,要根据机械的¿Uç±»å’Œåº”用结构的不同选用正常的润滑剂¾cÕdˆ«åQŒæ ¹æ®æœºæ¢°çš„要求选用合适的质量½{‰ç»„åQŒæ ¹æ®æœºæ¢°çš„要求选用合适的质量½{‰çñ”åQŒæ ¹æ®æœºæ¢°çš„工作环境和不同的季节选择合适的润滑剂牌受÷€‚ä‹É用中åQŒæ—¢ä¸å¯ä½¿ç”¨ä½Žç­‰¾U§çš„润滑剂,也不可用其他¿Uç±»çš„润滑剂代替åQŒæ›´ä¸å¯ä½¿ç”¨åŠ£è´¨äº§å“ã€‚二是要¾lå¸¸‹‚€æŸ¥æ¶¦æ»‘剂的数量和质量。数量不­‘Œ™¦åŠæ—¶è¡¥å……åQŒè´¨é‡ä¸ä½Œ™¦åŠæ—¶æ›´æ¢ã€‚应急条件下使用不同¿Uç±»åŠç‰Œåäh¶¦æ»‘剂代用者,事后一定对润滑¾pȝ»Ÿ˜q›è¡Œæ¸…æ´—òq¶åŠæ—¶åœ°æ›´æ¢æ­£å¸¸çš„润滑剂ã€?nbsp; </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> 4、适时¾l´ä¿®  </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-align:center;"> <img src="http://www.lxqzhgsls.com/uploads/image/20161223/20161223102447_4490.jpg" alt="" /> </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> 机械在ä‹É用过½E‹ä¸­å¿…然会出现各¿Uå„æ ïLš„故障。在˜q™äº›æ•…障中,有些故障å¯ÒŽœºæ¢°è®¾å¤‡çš„影响可能是很微小的,有些是比较严重的åQŒç”šè‡³ä¼šé€ æˆæœºæ¯äºÞZº¡çš„大事故。经验表明,严重机械故障往往是由一些较ž®çš„故障引发的。究其原因,ž®±åœ¨äºŽå¿½è§†äº†å¯¹å°æ•…障的及时处¾|®ã€‚因此,对于机械故障åQŒæ— è®ºå¤§ž®éƒ½åº”及时地与修理进行排除,˜q™æ ·æ‰èƒ½ä¿æŒæœºæ¢°çš„正常性能åQŒå‡ž®‘引发更大故障的可能性。从某种意义上来è¯ß_¼Œå¯¹å‡ºçŽ°çš„故障及时˜q›è¡Œå¤„理åQŒå°±æ˜¯å‡ž®‘和防止故障的一¿Uæœ‰æ•ˆæŽªæ–½ã€‚所谓适时˜q›è¡Œå¤„理一是要按照¾l´ä¿®ä¿å…»è§„程åQŒå¯¹æœºæ¢°˜q›è¡Œå®šæœŸçš„保å…ÖM¸Žä¿®ç†åQŒå„¿Uç­‰¾l„的保养与修理必™åÀLŒ‰è¦æ±‚˜q›è¡Œã€‚现有的各种保养与修理规格是多年实践¾léªŒçš„æ€È»“åQŒæ˜¯æœ‰å…¶¿U‘学性与合理性的åQŒåœ¨æ²¡æœ‰é‡å¤§çš„技术进步与革新的情况下˜q™äº›è§„程å¯?a href="http://www.lxqzhgsls.com/gcjxwx/" target="_blank">工程机械¾l´ä¿®</a>与保å…ȝš„指导是绝å¯ÒŽ€§çš„åQŒå¿…™å»éµç…§æ‰§è¡Œã€‚二是在使用˜q‡ç¨‹ä¸­è¦åŠ å¼ºå¯¹å·¥½E‹æœºæ¢°çš„定期与不定期‹‚€æŸ¥ï¼ŒåŠæ—¶äº†è§£æœºæ¢°çš„运行情况,对äÍ时出现的故障åQŒè¦åŠæ—¶˜q›è¡Œå¤„理åQŒä¸è¦å› æ•…éšœž®ã€ä¸å½±å“ä½¿ç”¨è€Œåšg误维修时机,酿成更大故障ã€?nbsp;<br /> 5、采取正¼‹®çš„技术措施和¾l„织½Ž¡ç†æŽªæ–½  </p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> 随着材料¿U‘学及设计制造技术的发展åQŒå·¥½E‹æœºæ¢îC¸Šé‡‡ç”¨äº†è®¸å¤šæ–°æŠ€æœ¯ã€æ–°ææ–™ã€æ–°¾l“æž„åQŒè¦æ±‚机械的技术保障与½Ž¡ç†å·¥ä½œæ›´ç§‘学、更完善。äؓ此作为工½E‹æœºæ¢°çš„¾l„织½Ž¡ç†äººå‘˜åŠæ“ä½œäh员,一要注意保证机械在˜qè¾“及保½Ž¡è¿‡½E‹ä¸­é˜²æ­¢æœºæ¢°çš„损伤、变形、腐蚀½{‰ã€‚二要严格机械的日常¾l´æŠ¤å·¥ä½œåQŒä‹É机械处于良好的技术状态。三是要教育操作人员正确的ä‹É用和操作各种工程机械åQŒå°æ¾æŒ–掘机发动机启动困éšä€”重庆彭水小松挖掘机故障‹‚€‹¹‹ä¸Žä¿®ç†å‡å°‘和防止äh为失误引èµïLš„机械故障。四要精心保å…ÀLœºæ¢ŽÍ¼Œè¦åšåˆ°æ­£¼‹®åˆç†åœ°˜q›è¡Œå®šæœŸä¸Žä¸å®šæœŸä¿å…»åQŒä¿æŒæœºæ¢°çš„清洁、干净åQŒå®šæœŸæ£€æŸ¥æœºæ¢°çš„技术状态,发现异常及时处理åQŒå¯¹äºŽæ¾åŠ¨å’Œå¤Þp°ƒçš„零部äšg及时紧固和调æ•ß_¼Œå¯¹ä¸€äº›æ˜“损äšg˜q›è¡Œé¢„防性的更换ã€?</p> <p style="color:#343434;font-family:"font-size:14px;background-color:#FFFFFF;text-indent:2em;"> <a href="http://www.lxqzhgsls.com/supply/37.html" target="_blank">重庆立特村ַ¥½E‹æœºæ¢°ç»´ä¿?/a>有限公司联系电话åQ?5223463988åQ?</p></p><br /> </div> <div class="newArtiNext mt10"><div>上一æ?<a href="111.html">贵州安顺斗山150挖掘机冒黑烟故障常见原因</a></div> <div>下一æ?<a 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