DEVICE FOR CONTOUR MOULDING OF ARTICLES OF WOOD Russian patent published in 1996 - IPC

FIELD: wood-working industry. SUBSTANCE: device has block of punches fastened on press actuator and two pairs of carriages 3 and 4 articulated with each other. The carriages are kinematically connected by means of chain gear, for example, for contrary synchronous movement of spring-mounted rollers. The carriages travel along guideways located in parallel planes perpendicular to the direction of punch working movement. Upper carriages 3 have cradles for installing dies 49, lower carriages 4 have cradles for installing receivers 50. The carriages have mechanism for their fixation in working positions. The device has drive for carriage displacement. Each punch has levers-pushers mounted along circumference for radial displacement and safety bushings assembled on punches for displacing along their axes and kinematically connected with their housings. EFFECT: enhanced quality of pressed articles, enhanced efficiency of moulding and operation safety. 11 dwg