Set for Maintenance of a Doctor Blade in a Fiber Web Machine and Doctor Arrangement in a Fiber Web Machine

A doctor arrangement in a fiber web machine, comprising:

• a doctor blade holder extending in a cross-machine direction;
• a doctor blade received within the doctor blade holder and positioned to engage a roll;
• a doctor blade extension which extends in the cross-machine direction beyond the roll;
• a portable device releasably connected to the doctor blade extension and configured for engaging the doctor blade to move the doctor blade into and out from the doctor blade holder;
• and
• a safety cage which surrounds the portable device and portions of the doctor blade extension and supported from a mounting point away from the doctor blade holder and the roll.

An arrangement for the maintenance of a doctor blade in a fiber web machine having a doctor blade holder extending in a cross-machine direction, the doctor blade holder terminating in an end, the arrangement comprising:

• a prolonged doctor blade holder arranged for connection to the doctor blade holder end and configured to guide the doctor blade in the cross machine direction;
• a portable device for moving the doctor blade out from the doctor blade holder, releasably connectable to the prolonged doctor blade holder and operable to engage the doctor blade as it is guided by the prolonged doctor blade holder to advance the doctor blade in the cross-machine direction;
• and
• a safety cage which surrounds portions of the portable device extending from the prolonged doctor blade holder to thereby protect an operator's hands from moving portions of the fiber web machine.