TIMBER SAWING MACHINE Russian patent published in 2014 - IPC B27B5/00 

FIELD: process engineering.

SUBSTANCE: invention relates to woodwork and can be used for crosswise sawing of timber. Proposed machine comprises the bed, sawing mechanism and drive mechanism. The latter is composed of welded frame fitted in bearings mounted on vertical and horizontal shafts inside "П"-like guides. Sawing mechanism is rigidly fixed atop said frame and consists of sawing shaft with saw and idle pulley fitted on shaft free ends and with drive pulley is fitted on opposite side and engaged via belt gearing with motor. Note here that said idle pulley is engaged via belt gearing with cylindrical reduction gear with electromagnetic couplings fitted on its output shafts engaged via sprockets and belt with feed mechanism. Feed mechanism comprises conical reduction gear, belt drive, drive rolls and limit stops. Note here that belt drive shaft and drive mechanism at extreme left position have locking device composed of alternative electromagnets.

EFFECT: simplified design, expanded performances.

3 dwg