Recent content by risto

Ok, the last one: this is the place where the blade together with blade-holder was ripped and only tiny fractures were remained from the blade (picture of the blade particles in my previous post). The second blade&holder remained attached (my first picture) - the second blade luckily just was...

Thank You very much Simon! Your last response was very helpful! You gave us the confirmation about foreign object hypothesis. Here is also picture of the damaged blade holder and below this you may see the remainings of the blade that was sitting under the holder (this machines has two...

I hope this drawing is better: http://static3.album.ee/files/1050/21/orig_26255323_cSKJ.jpg The Blade goes under the holder: both blade and holder are removable parts if all nuts are removed. The reason I am asking about the force-vectors is that the wood-hacker got damaged and now is the...

Hello Simon, Actually the sketches have been drawn off from a wood hacking machine, which has a wood-hacking blade bolted under a holder. Actually the real reason I am asking this is to get some idea about the forces that impact the blade during different stages of the work...

Dear people, Please look at the attached figures and tell if the direction of forces have been drawn correctly? The force-vectors are starting from a part, which is bolt-tightened to a rotating drum. The pictures represent three situations: a) the rotation is accelerating (a motor is driving...