BELT CONVEYOR ROLLER BEARING, REVERSE STOP AND ROLLERS (VERSIONS) Russian patent published in 1999 - IPC

FIELD: transport engineering. SUBSTANCE: roller bearing consists of several rollers each being a housing in form of length of pipe fitted by end faces on axle by means of insert secured in housing and made of sheet steel, and bearing. Roller bearing axle is made as common part from bar bent between rollers at required angles. Additional insert also stamped out from sheet steel is placed between axle and each bearing. Two inserts provide elastic fit of parts. Roller conveyor reverse stop is made in form of lever freely fitted on roller bearing axle between rollers and provided with stop member on one end and counterweight on the other. Stop member engages with both end faces of adjacent rollers when lever is inclined relative to vertical. According to first version, roller has housing on form of length of pipe fitted at end faces onto axle through two inserts and a bearing. Inserts are stamped out of sheet steel in form of disk rings with flanges and are installed at both sides from bearing. Outer insert is secured in housing and on inner race of bearing. Inner insert is fitted n axle and is secured on outer race of bearing. According to second design, version, outer is fitted on axle and is secured on outer race, and inner insert is secured in roller housing and on inner race. According to third design version, roller inserts are made with rolling paths pointed to each other. One insert is secured in housing and the other is fitted on axle so that insert rolling paths form closed circular space accommodating balls. EFFECT: simplified design, reduced labour input. 10 cl, 12 dwg