Manual operating device null of fluctuation selective chaff Sliding

摘要

PURPOSE: To operate a plurality of means by one operation means by revolving a supply valve to full-close - semi-close - full-open positions by the engagement of the press piece of a lever shaft with the engaging plate of a valve shaft when the lever shaft is revolved and allowing a movable tension pulley and a changeover valve to cooperate with each other according to the revolution of the supply valve. ;CONSTITUTION: When a lever 36 is revolved after raw material unhulled rice is supplied into a charging hopper, a trough-shaped occluding disc is revolved to occulude with a chevron-shaped occluding disc to be engaged therewith and becomes a neutral state. At this time, an engaging plate 58 and a valve shaft 6 are revolved accompanied by the revolution of a press piece 62 to bring a supply valve 7 to a semi-open state and raw material unhulled rice is supplied to a nip between dehulling rolls 8, 9 to start hulling. A wire 45 is loosened by the revolution of a revolving plate 37 and a V-belt 49 is tensioned by a movable tension pulley 50 and a shaking sorting plate is shaken by a shaking mechanism and an opening and closing valve 20 is opened and mixed rice in a suspended tank 17 flows while it is winnowed by a secondary winnowing device and is supplied to respective sorting plates to be sorted.;COPYRIGHT: (C)1996,JPO