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introduction：introduction：Thermal relays generate heat from the current flowing into the heat element，Deformable bimetallic sheets with different expansion coefficients，When the deformation reaches a certain distance，Just push the linkage into action，Disconnect the control circuit，Thus, the contactor loses power，Main circuit off，Realize overload protection of motor。Relay is used as overload protection element of motor，Because of its small size，Simple structure、The advantages of low cost have been widely used in production。 &nbs...
2016-03-14 Reading quantity 1801
introduction：The sliding block of the coupling is made of nylon square block as the elastomer，The intermediate sliders are used to slide in the corresponding radial slots on the end faces of the half couplings on both sides，To realize the coupling of two halves。The coupling is noisy，Low efficiency，Wear out quickly，Generally try not to choose，Only very low RPM occasions，Sliding block couplings specified in this standard，Suitable for oil pump device or other occasions with small torque transmission，It has a certain compensation for the relative offset of two axes，Shock absorption and cushioning properties。
2016-03-14
Reading quantity 1714
introduction： What is high-speed bearing？ dm.nvalue>；=1*10the6powerr/min.mm The speed exceeds the leading limit1More than
2016-03-14 Reading quantity 1896
introduction： FAGBearing housing and bearing assemblies have been successfully applied to machinery、Complete sets of equipment and instruments。FAGBearing housings are usually made of gray cast iron。Because bearings are lubricated with grease，And it can work for a long time after the first filling of grease，Therefore, most bearing seats can be without lubrication holes，Flat bumps or marks can be cast if desired，When in use, you can drill out the lubrication hole to fill the grease。During re-lubrication，The excess lubricant that has leaked must be wiped away。
2016-03-14
Reading quantity 1719
introduction：Ceramic hybrid bearing： －－－－－－skfCeramic hybrid bearing unique features－－－－－－ Ceramic hybrid bearing－skf bearing 。The silicon nitride rolling element is compared with the steel rolling element of the same size，The thermal expansion is small。
2016-03-14 Reading quantity 1707
introduction： Imported bearing structure performance characteristics-Ball bearing-Roller bearing： Thrust tapered roller bearings in imported bearings Because the rolling body in the thrust tapered roller bearing is a tapered roller，On the structure, the rolling bus and the raceway bus of the washer converge at a certain point on the axis line of the bearing，Thus rolling surface...
2016-03-14 Reading quantity 1723
introduction： Bearing moment、Terms and definitions for bearing loads and bearing life：
1.Starting torque English：startingtorque
annotation：The torque required to enable one bearing ring or washer to begin rotating with respect to another fixed ring or washer。
2016-03-14
Reading quantity 1845
introduction：What is linear bearing？Linear bearing classification Linear bearing characteristics It is understood that linear bearings are now more and more widely used in electronic equipment、Food machinery and many other precision equipment or special machinery industry。What is linear bearing？What are the classifications of linear bearings？Linear bearing...
2016-03-14 Reading quantity 1809
introduction： FAGWhat are the bearing classifications？FAGWhat are the bearing characteristics？FAGWhat is the meaning of the bearing suffix model？Deep groove ball bearing，Angular contact ball bearing，Cylindrical roller bearings，Tapered roller bearings，，Outer spherical bearing，Needle roller bearing，Linear bearing，Aligning ball bearings，Self-aligning roller bearings，Thrust ball bearing，Thrust roller bearings，Knuckle bearing。 &nbs...
2016-03-14 Reading quantity 1833
introduction： Basic concepts of solid state relays one、summarize Solid-state relay(SSR)Compared to electromechanical relays，Its a movement without machinery，Dont...
2016-03-14 Reading quantity 1814
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