1200mmX900mmX170mm 4axis cnc

[Nickhofen]

I "see" the bob problem coming and finally fix it!!!

Hahaha photo from cnccook book!

[Desertboy]

I "see" the bob problem coming and finally fix it!!!

Hahaha photo from cnccook book!

Sometimes you have yourself do I really need all that blood ;)

[Nickhofen]

I know exactly what you mean.You ask your self this guestion all the time especially when you build something that you do not know how it is going to come up,or if your build is going to meet your standards.
But it's a fight we have to give:

[Nickhofen]

I am ready to purchase the pulleys 20 Teeth HTD 5M for XY axis 1:1,at X and Y I use 1610 ballscrews.
At Z I have 1605 ballscrew what rate is recommended to use at the pulleys 1:2 maybe?

[JAZZCNC]

At Z I have 1605 ballscrew what rate is recommended to use at the pulleys 1:2 maybe?

With 5mm pitch go with 1:1 ratio. This will give you good balance of speed/resolution.

[Nickhofen]

With 5mm pitch go with 1:1 ratio. This will give you good balance of speed/resolution.

Thanks Dean, I will do that!

[Nickhofen]

I start cutting and drilling parts from 20mm mdf to see if they fit right, after that I am going to use the mdf parts and my router table to shape the 20mm aluminium.