To provide a bearing structure of a spiral type transport device capable of securing retention of a liner.
A bearing structure of a spiral type transport device includes: two spiral shafts 40, the shaft centers of which intersect each other; a connection metal 100 which rotatably supports the spiral shafts 40 with gears provided on the spiral shafts, respectively, meshing with each other, and is divided into two parts on a plane passing the shafts centers of two spiral shafts 40 and formed by casting; an abrasion preventive liner 140 which is formed in a curve along a part located outside in the radial direction of the spiral shaft 40 in the inner peripheral surface 108 of the connection metal 100, mounted to the part, and made of material having a higher strength than the material for forming the connection metal 100; a fit part 141 formed on the abrasion preventive liner 140 and projected outwardly from the abrasion preventive line 140; and a liner mounting groove 111 formed on the inner peripheral surface 108 of the connection metal 100, which the fit part 141 enters in mounting the abrasion preventive liner 140 to the inner peripheral surface 108.
| JPS6121032 | GRAIN STORING APPARATUS |
DOIHARA JUNJI
KUGIMIYA HIROSHI
| JP2008220244A | 2008-09-25 | |||
| JP2003083349A | 2003-03-19 | |||
| JP2011177077A | 2011-09-15 | |||
| JPH0520133Y2 | 1993-05-26 | |||
| JP2006271241A | 2006-10-12 | |||
| JPS6331748U | 1988-03-01 |
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