目前,它也获得了广泛的应用,但其效果优于比例镇江NSK轴承,尤其是轴承选型的结果。对于普通机床来说,主轴组件的寿命非常重要,它坚持主轴的精度,使轴承的精度坚持到主轴组件的寿命性能上满足要求。对于重型机床或重型切削机床,应首先考虑推力滑动轴承的承载能力。
At present, it has been widely used, but its effect is better than the proportion of Zhenjiang NSK bearings, especially the results of bearing selection. For ordinary machine tools, the life of the spindle assembly is very important, it adheres to the accuracy of the spindle, so that the accuracy of bearings adhere to the life performance of the spindle assembly to meet the requirements. For he***y-duty machine tools or he***y duty cutting machines, the bearing capacity of thrust sliding bearings should be c***idered first.
轴承使机器彻底,因此,在需要保持庄严位置的时候更换使用功能高的镇江NSK轴承,如果使用不当,不能达到预期的功能后果,所以使用轴承应注意以下几点:
Bearings make the machine thorough, therefore, when the need to maintain a solemn position to replace the use of high-functioning Zhenjiang NSK bearings, if improper use, can not achieve the desired functional c***equences, so the use of bearings should pay attention to the following points:
1。轴承选型:轴承的类型通常由用户熟练的技术人员根据使用配套产品和轴承负荷的前提确定。运营商是重要的,以了解用户的实际负载是否匹配选定的推力轴承。如果轴承不能满足要求,建议尽快对客户进行改造。然而,除非选择特殊产品,否则它们不会成功。
1. Bearing Type Selection: The type of bearing is usually determined by the user's skilled technicians based on the premise of using supporting products and bearing load. Operators are important to understand whether the actual load of the user matches the selected thrust bearings. If the bearing can not meet the requirements, it is recommended to transform the customer as soon as possible. However, unless special products are selected, they will not succeed.
2。轴承间隙的选择:当购买轴承时,用户通常只告诉他们想要的拆卸类型和级别。操作人员须要了解使用镇江NSK轴承的先决条件,其中推力轴承的速度、温度和组合使用与轴承间隙的选择间接相关。通常,CM间隙用于大多数速度低于3500rpm/min的机器,而低温和高速的机器需要大的间隙。由于内孔的扩大,装置的外圈减小,轴承的间隙减小,间隙减小60%(铝轴承腔除外)。例如,前轴承装置的间隙为0.01mm,装置的干涉为0.01mm,后轴承装置的间隙为0.004mm。理论上,当镇江NSK轴承间隙为零时,轴承的音乐和寿命达到更好状态,但在实际运行中,考虑到温升等结果,推力滑动轴承的后间隙为0.002mm-0.004mm。
2. Choice of Bearing Clearance: When purchasing bearings, users usually tell them only the type and level of removal they want. Operators need to understand the prerequisites for using Zhenjiang NSK bearings, in which the speed, temperature and combination of thrust bearings are indirectly related to the choice of bearing clearance. In general, CM clearances are used for most machines with speeds below 3500 rpm/min, whereas cryogenic and high-speed machines require large clearances. Because of the enlargement of the inner hole, the outer ring of the device decreases, the clearance of the bearing decreases, and the clearance decreases by 60% (except for the aluminum bearing c***ity). For example, the clearance of the front bearing device is 0.01 mm, the interference of the device is 0.01 mm, and the clearance of the rear bearing device is 0.004 mm. Theoretically, when the clearance of Zhenjiang NSK bearing is zero, the music and life of the bearing will be better, but in actual operation, c***idering the temperature rise and other results, the rear clearance of thrust sliding bearing is 0.002mm-0.004mm.
三。润滑脂选择:润滑脂的选择通常根据轴承转速、温度环境、音乐要求和启动扭矩停止选择,要求业务人员了解各种润滑脂的功能。
Three. Grease selection: Grease selection is usually based on the bearing speed, temperature environment, music requirements and start-up torque stop selection, require business personnel to understand the functi*** of various greases.
4、轴承密封型式的选择:镇江NSK轴承的稳定性可分为油润滑脂。油润滑轴承通常采用平滑轴承,油润滑推力滑动轴承通常采用防尘罩或橡胶密封。防尘罩适用于低温或良好的使用环境。密封件分为接触式密封和非接触式密封。接触式密封具有良好的防尘性能,但启动扭矩大,非接触式密封的启动扭矩小,但密封性能好。不是一个好的接触。
4, bearing seal type selection: Zhenjiang NSK bearing stability can be divided into oil lubricating grease. Oil-lubricated bearings usually use ***ooth bearings, oil-lubricated thrust sliding bearings usually use dust cover or rubber seal. Dust cover is suitable for low temperature or good use environment. The seals are divided into contact seal and non-contact seal. Contact seal has good dust-proof performance, but the starting torque is large, the starting torque of non-contact seal is ***all, but the sealing performance is good. It's not a good touch.
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