Search:

No offence taken, this was kind of what I was getting at.

Original bearings on the right are 6001Z, they do not look like angular contact bearings.

They have been replaced with skf e2.6001-2z...

Does it vary with speed? Steppers can emit squealing noises at different speeds (usually low speeds) and this travels down the ballscrew and can sound like it is coming from the bearings. Steppers...

Hello everyone,

I have developed an Automated Tool Changer module for ER20 spindles. It works on the impact driver principle and delivers 35Nm or more of nut-tightening torque, meeting the ER20...

Time to get this project started . . .


https://youtu.be/ioo_Vyz_lmk

I decided to strip down the rear end of this spindle to get access to the pulley. It took longer than expected!



https://youtu.be/p8kE8pJgYn8

For reasons that will soon become apparent I was searching for a milling machine spindle and came across this interesting item. BT30-ER20 tool holder, air powered draw bar for tool changing, HTD5...