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introduction：Nut size standardJB/T3411。110-1999《7：24Taper shank milling cutter rod，dimension》andJB/T3411。111-1999《Morse taper shank milling cutter rod dimension》 Standard nut type and size
2016-05-05 Reading quantity 268
introduction：Difference between pressure riveted nuts and pull riveted nuts，Rivet nuts are used in fastening fields，The range of use is extremely wide，It is mainly used in aviation、furniture、CARS、instrument、machine、Decoration and other electromechanical and light industrial products on the assembly。Of course，More common with rivet nuts，Its often a little hard to tell。
2016-05-05 Reading quantity 996
introduction：Coupling alignment method，The finding of coupling is one of the important tasks of machine installation.The purpose of alignment is to make the center line of the drive shaft and the driven shaft in the same straight line when the machine is working.The accuracy of alignment is related to whether the machine can operate normally,It is especially important for high-speed machines.
2016-05-04 Reading quantity 1105
introduction： Lubricating oil is the most varieties and grades of petrochemical products，A wide range of applications。At the same time, lubricating oil is a technology-intensive product。Only do a good job of lubricating oil management，Proper use of lubricating oil，In order to play the technical properties of lubricating oil，To ensure the normal operation of equipment，Extend equipment life，economize...
2016-04-09 Reading quantity 1631
introduction： Failure analysis of greases: &nbs...
2016-04-01 Reading quantity 1639
introduction： A special term for grease: Age hardening：The phenomenon that the consistency of grease increases with storage time。 appearance：...
2016-04-02 Reading quantity 1631
introduction： Precautions for grease lubrication:
2016-04-02
Reading quantity 1651
introduction： Knowledge of mechanical seal selection。 100Over the years，A variety of sealing materials such as fillers are used，The leakage of liquid from the liquid pump housing along the main shaft is continuously reduced。Despite the use of liquid pumps in modern processes，The oldest is still widely used...
2016-03-26 Reading quantity 1652
introduction： Influencing factors of oil seal selection。
2016-03-26
Reading quantity 1717
introduction： What is Rockwell Hardness。 This hardness...
2016-03-28 Reading quantity 1693
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