FLOUR-GRINDING ROLLER MILL Russian patent published in 1998 - IPC

FIELD: flour-grinding machinery and equipment. SUBSTANCE: installed on base frame in bearing supports are milling rollers. One of rollers is installed by means of removable housings. Other roller is installed on levers which at one side have support being eccentric relative to base frame of mill and connected through lever with pneumatic cylinder for moving milling rollers in and out, and at other side they are connected through link with housings of first roller. Mechanism for adjusting distance between milling rollers incorporates shaft which is connected through threaded joint with pusher, and adjusting handwheel. Axis of shaft in mechanism for adjusting distance between milling rollers is angled at 20 to 45 deg. relative to horizontal line. Shaft and pusher are installed in cylindrical body which is secured to base frame of roller mill. Cylindrical body serves as support for shaft, and as guide member for pusher travel. Aforesaid body has closed key slot. Seated in slot is pin. Pusher installed in cylindrical body limits stroke of lever of eccentric support and it is thus prevented from wedging. Aforesaid embodiment of mill improves operational reliability, cuts amount of metal to manufacture. EFFECT: higher efficiency. 2 dwg