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Bearing Doctor

Bearing Doctor
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eurolaser - Lasermaschinen f. die Bearbeitung von Folien und Folientastaturen table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:11.00pt "Arial", sans-serif; } .font1 { font:43.00pt "Arial", sans-serif; } MOTION&CONTROL NSK i \ MAINTENANCE QF BEARINGS

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table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:6.00pt "Microsoft Sans Serif", sans-serif; } .font1 { font:7.00pt "Microsoft Sans Serif", sans-serif; } .font2 { font:11.00pt "Microsoft Sans Serif", sans-serif; } .font3 { font:20.00pt "Microsoft Sans Serif", sans-serif; } Partnership based on trust -and trust based on quality Total Quality by NSK: The synergies of our global network of NSK Technology Centres. Just one example of how we meet our requirements for high quality. NSK is one of the leading companies with a long tradition in patent applications for...

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table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:20.00pt "Microsoft Sans Serif", sans-serif; } New Bearing Doctor

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table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:6.00pt "Microsoft Sans Serif", sans-serif; } .font1 { font:7.00pt "Microsoft Sans Serif", sans-serif; } .font2 { font:11.00pt "Microsoft Sans Serif", sans-serif; } .font3 { font:20.00pt "Microsoft Sans Serif", sans-serif; } introduction When a rolling bearing is damaged during machine opration, the entire machine or equipment may seize or malfunction. Since bearings that fail prematurely or unexpectedly cause trouble, it is important to be able to identify and predict failure beforehand, if possible, so that...

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DRILL SERIES [Europe].indd table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:6.00pt "Arial", sans-serif; } .font1 { font:7.00pt "Arial", sans-serif; } .font2 { font:10.00pt "Arial", sans-serif; } .font3 { font:19.00pt "Arial", sans-serif; } Bearing Handling & Maintenance A Prcautions for Handling Since rolling bearings are high prcision machine parts, they must be handled carefully. Even if high quality bearings are used, their expected life and performance cannot be attained if they are used improperly. The main precautions to be observed are as follows:...

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DRILL SERIES [Europe].indd table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:6.00pt "Arial", sans-serif; } .font1 { font:7.00pt "Arial", sans-serif; } .font2 { font:19.00pt "Arial", sans-serif; } Bearing Handling & Maintenance Mounting It is advisable to study the bearing mounting thoroughly since the quality of the bearing mounting influences the bearing's running accuracy, life and performance. It is recommended that the mounting method includes the following steps. > Clean the bearing and surrounding parts. > Check the dimensions and finish conditions of...

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eurolaser - Lasermaschinen f. die Bearbeitung von Folien und Folientastaturen table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:6.00pt "Arial", sans-serif; } .font1 { font:7.00pt "Arial", sans-serif; } .font2 { font:10.00pt "Arial", sans-serif; } A Table 1 Methods to check opration Machine size Operating procdure Bearing condition checks Small machine Manual operation. Turn the bearing by hand. If no problems are detected, then proceed to operate the machine. > Stick-slip (Debris, cracks, dents) > Uneven rotating torque (Faulty mounting) > Excessive torque...

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eurolaser - Lasermaschinen f. die Bearbeitung von Folien und Folientastaturen table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:7.00pt "Arial", sans-serif; } .font1 { font:11.00pt "Arial", sans-serif; } .font2 { font:19.00pt "Arial", sans-serif; } Bearing Performance Factors Key bearing performance factors during opration are bearing noise, vibration, temprature, and lubricant state. Please refer to Table 2 if any operation irregularities are detected. Bearing Noise During operation, sound d驩tection instruments (stthoscope, NSK Bearing Monitor, etc.) can be used...

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eurolaser - Lasermaschinen f. die Bearbeitung von Folien und Folientastaturen table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:4.00pt "Arial", sans-serif; } .font1 { font:5.00pt "Arial", sans-serif; } .font2 { font:6.00pt "Arial", sans-serif; } .font3 { font:7.00pt "Arial", sans-serif; } .font4 { font:19.00pt "Arial", sans-serif; } A Table 3 Comparison between grease and oil lubrication Selection of Lubrication Bearing lubrication methods are divided into two main categories: grease lubrication and oil lubrication. A lubrication method is adopted that matches...

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eurolaser - Lasermaschinen f. die Bearbeitung von Folien und Folientastaturen table.main {} tr.row {} td.cell {} div.block {} div.paragraph {} .font0 { font:6.00pt "Arial", sans-serif; } .font1 { font:7.00pt "Arial", sans-serif; } .font2 { font:19.00pt "Arial", sans-serif; } Bearing Performance Factors Replenishment and Replacement of Lubricant (1) Replenishing Interval Even if high-quality grease is used, there is dtrioration of its properties with time; therefore, periodic replenishment is required. Figs. 2 (1) and (2) show the replenishment time intervals for various bearing types...

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