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挖掘机回转支承的保养要注意什么?

日期:2023-06-06 来源: //www.wondgo.com/
回转支承应定期加注润滑脂。根据回转支承的类型不同,具体注油时间如下:a:球型:每运行100小时注油一次;b:滚筒类型:每运行50小时加一次润滑脂;如遇热带、高温、粉尘重、恒温、连续作业等特殊工作环境,应缩短注油周期,保证每50个工作小时注油一次;齿轮正常工作时,应每隔150小时涂抹一次洗涤剂,剧烈工作时,应每隔75小时涂抹一次洗涤剂。
The slewing bearing should be regularly lubricated with grease. According to the type of slewing bearing, the specific oil injection time is as follows: a: Ball type: oil injection every 100 hours of operation; b: Roller type: Add lubricating grease every 50 hours of operation; If encountering special working environments such as tropical, high temperature, heavy dust, constant temperature, and continuous operation, the oil injection cycle should be shortened to ensure that oil is injected every 50 working hours; During normal gear operation, detergent should be applied every 150 hours, and during intense work, detergent should be applied every 75 hours.
请注意,在使用清洁剂之前,必须将牙齿擦拭干净。机器长时间停止运转前后,必须重新加注新的润滑脂。每次加注润滑脂时,都必须加注滚道,直到它从密封装置中溢出。加注润滑脂时,回转支承应缓慢运输,以便润滑脂能均匀地加注在滚道中。
Please note that before using cleaning agents, the teeth must be wiped clean. Before and after the machine stops running for a long time, new lubricating grease must be added. Every time lubricating grease is added, the raceway must be filled until it overflows from the sealing device. When adding lubricating grease, the slewing bearing should be transported slowly so that the lubricating grease can be evenly filled in the raceway.
华体会国际
租赁
使用过程中,应定期回转支承表面的杂物,检查回转支承密封是否老化、破裂、损坏或脱落。如果出现其中一种情况,应及时更换密封,以防止杂物和油脂在滚道内流失,更换后应涂抹有关的油脂,以免滚筒和滚道死亡或生锈。由于在使用过程中有许多综合因素,用户可根据具体情况选择佳润滑脂,例如: 滚道可用3号、4号石墨润滑脂、工业润滑脂、203号润滑脂、7002号高低温轴承润滑脂、2号铝基润滑脂等。回转支承自安装以来,次运转100小时,应检查螺栓预紧力,每次运转500小时后检查,必须保持足够,并尽力而为。
During use, debris on the surface of the slewing bearing should be regularly removed, and the sealing of the slewing bearing should be checked for aging, cracking, damage, or detachment. If one of the situations occurs, the seal should be replaced in a timely manner to prevent debris and grease from losing in the raceway. After replacement, relevant grease should be applied to prevent the drum and raceway from dying or rusting. Due to many comprehensive factors during use, users can choose the best lubricating grease according to their specific situation. For example, the raceway can be equipped with No. 3 and No. 4 graphite lubricating grease, industrial lubricating grease, No. 203 lubricating grease, No. 7002 high and low temperature bearing lubricating grease, No. 2 aluminum based lubricating grease, etc. Since the installation of the slewing bearing, for the first 100 hours of operation, the bolt pre tightening force should be checked. After each 500 hours of operation, it must be kept sufficient and done to the best of its ability.
如果在累计运行2000小时后,发现一个螺栓在规定扭矩的80%以下松动,应更换新的螺栓和两个相邻的螺栓;如果发现20%的螺栓在规定扭矩的80%以下松动,所有螺栓将被更换为新螺栓。设备累计工作时间达到14000小时后,所有螺栓更换新的(我公司建议:使用前两到四个月对所有坚固件重新加固,然后过渡到年度系统检查)。在使用过程中,请密切注意回转支承的操作。如果发现噪音、震动和功率突然增加,应立即停机检查,直到所有故障,必要时将其拆卸检查。回转支承在使用时,禁止用水直接冲洗回转支承,以免水进入滚道生锈。严格防止硬异物接近或进入啮合区,以免造成牙齿损伤或不必要的麻烦。
If a bolt is found to be loose below 80% of the specified torque after a total of 2000 hours of operation, it should be replaced with a new bolt and two adjacent bolts; If 20% of the bolts are found to be loose below 80% of the specified torque, all bolts will be replaced with new ones. After the cumulative working time of the equipment reaches 14000 hours, all bolts should be replaced with new ones (our company suggests that all sturdy components be re reinforced two to four months before use, and then transitioned to annual system inspection). Please pay close attention to the operation of the slewing bearing during use. If noise, vibration, and sudden increase in power are found, the machine should be immediately shut down for inspection until all faults are eliminated, and if necessary, disassembled for inspection. When using the slewing bearing, it is prohibited to directly flush it with water to prevent water from entering the raceway and rusting. Strictly prevent hard foreign objects from approaching or entering the meshing area to avoid tooth damage or unnecessary trouble.
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Thank you for reading. The source of this article is: Lengthened Arm Excavator Rental. For more information and questions, please click on: //www.wondgo.com We will continue to work hard to provide you with services. Thank you for your support!

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