| 摘要 |
<p>Disclosed is apparatus of the type having a grinding stone with at least one wood supply chute in which the wood which is to be ground is pressed onto the grinding stone, a trough or a collecting channel underneath the grinding stone, and water supplying devices for moistening the grinding stone and the grinding zone. Simple and effective means are provided for supplying pressurised liquid to the grinding stone, and the grinding can be carried out at temperatures above 100.degree.C. At least one closed water tank is set up on the grinding stone in front of the supply chute, viewed in the direction of rotation of the grinding stone, the water tank being sealed at least on the side furthest away from the supply chute, having a supply line for pressurised water, and having outlet holes directed towards the surface of the stone. Preferably, sealing of the water tank is effected by a sealing plug which plug is adjustable with respect to the grinding stone to accommodate wear from the latter.</p> |
