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Selection and characteristics of slewing d...This slewing drive is used in automated mixing equipment. The customer requires that it rotate in the same direction ...
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Analysis of the high speed rotating double...This double row ball gear type slew drive is used in automation equipment. The customer requires ultra-high speed ope...
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30855 slew drive assembly: precise protect...Introduction In the field of industrial transmission, U-TRSM has always been a leader in innovation, committed...
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High load slewing drive solution for deep ...This slewing drive is used in marine machinery and equipment, suitable for underwater locations at depths of up to 30...
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How to choose support bearings for different types of spur gear slewing drives?
Publish time:2022-09-08The structural principle of the spur gear slewing drive is actually a transmission between two parallel shafts. The pinion at the input end drives the slewing bearing at the output end to achieve a certain gear ratio, transmission power and speed. The speed of the spur gear slewing drive is determined according to the slewing center diame...
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Simple Analysis Of Factors Affecting Transmission Efficiency Of Gear Type Slewing Drive
Publish time:2022-09-07Friction loss is the decisive factor for gear transmission efficiency of spur gear slewing drive, when the friction coefficient continues to increase, the transmission efficiency of gears continues to decline, and efficiency and friction are inseparable. The factors that affect the coefficient of friction are: the roughness of the tooth surface,...
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How should the slewing drive be maintained?
Publish time:2022-02-17The slewing drive device should be maintained in accordance with the regulations during use, so as to ensure the safe and normal operation of the equipment. The specific operations are as follows: 1. Check the gap When the slewing drive is running, the teeth between the internal worm and the gear rub against each other, which will cause w...
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How to install the slewing drive and what should be paid attention to?
Publish time:2022-02-081. Preparation before installation of slewing drive (1). Clean the slewing drive and installation structure: Remove foreign matter such as paint residue, solder beads, burrs, etc. from the mounting support surface. The corrosion protection coating on the slewing drive bearing surfaces should also be removed. Be careful not to infiltrate t...
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Some Technical Information You Should Know About Slewing Drives
Publish time:2022-01-12The slewing drive is a complete system assembly that can be easily installed and integrated into existing system programs. It is composed of ball slewing bearing or cylindrical roller slewing bearing, worm, shell and other parts that can bear axial, radial and overturning moments at the same time. The worm is driven by a hydraulic ...
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How to choose the roller length of the three row roller slewing bearing?
Publish time:2021-10-17Slewing bearings are also called slewing rings, which play an important role in many mechanical equipment as transmission components. Among them, the three row roller slewing bearing is suitable for occasions with large axial load, radial load and large tilting moment. For example, in some large construction machinery and equipment, three row ro...
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The difference between spur gear slewing bearing and helical gear slewing bearing
Publish time:2021-10-17Slewing bearing also called slewing ring, is a supporting rotating part widely used in various mechanical equipment. Due to transmission requirements, slewing bearings usually have gears. The most common ones are spur gear and helical gear. The most intuitive difference between spur gear and helical gear is that the gear shape is different. In a...
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How to reduce the slewing bearing gear noise?
Publish time:2021-10-17The slewing bearing can stably support the equipment for slewing motion, it is also called the slewing ring. The mechanical equipment needs to be rotated without transmission. The slewing bearing can be made of external gear or internal gear, the slewing bearing can be rotated by gear transmission. In practical applications, the force of the sle...
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Precision slewing bearing clearance selection and actual application
Publish time:2021-08-12In order to let the precision slewing bearing to rotate smoothly to obtain an ideal runout value when in use, the clearance value will generally be small, zero or negative when designed and manufactured, the corresponding clearance value is generally 0 to 0.05. ≤0, -0.05 to -0.01, the corresponding preload is: no preload, light preload, heavy pr...
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The importance of the difference between the two raceways of the double row ball slewing bearing
Publish time:2021-08-12Slewing bearings have unique load characteristics and are usually used in hoisting machinery, excavators, slewing tables, wind turbines and other equipment. The four point contact ball structure slewing bearing below three meters is mostly, load size determines the slewing bearing’s height, diameter and the size of the raceway steel ball. ...
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How to measure the slewing ring diameter?
Publish time:2021-08-09In the final grinding and matching clearance of the slewing bearing, the raceway diameter must be tested to avoid repeated trial installations. So, how to measure the slewing bearing raceway diameter? There are many methods to inspect slewing bearing raceway diameter, some use callipers clamp two steel balls to make test, some calculate measurin...
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What factors need to be considered in the selection of slewing bearing?
Publish time:2021-08-09Slewing bearing can bear axial load, radial load, tilting moment, etc. at the same time, it can deal with the load situation. For the equipment, it is a key component for connecting up and down. It can realize support, rotation, transfer kinetic energy, fixed parts and other functions. So when the equipment needs a slewing bearing, how should we...