Getriebeanordung für einen zweiachsigen Extruder

摘要

PCT No. PCT/JP93/01039 Sec. 371 Date Mar. 23, 1994 Sec. 102(e) Date Feb. 23, 1994 PCT Filed Jul. 26, 1993 PCT Pub. No. WO94/02302 PCT Pub. Date Feb. 3, 1994.A drive transmission mechanism for a biaxial extruder includes first and second output gears respectively fitted with an axial displacement on first and second output shafts which are connected to first and second screws of a biaxial extruder. A first lower gear and a first upper gear are arranged below and above the first output gear. A second lower gear and a second upper gear arranged below and above the second output gear. A reduction gear train is provided for quartering the drive force of a common drive source equally and distributing the quartered drive force to the first lower gear, the first upper gear, the second lower gear and the second upper gear. The reduction gear train includes an upper intermediate shaft having such gears fitted thereon as mesh with the first upper gear and the second upper gear, individually; a lower intermediate gear having such gears fitted thereon as mesh with the first lower gear and the second lower gear, individually; and a center shaft having a drive gear meshing commonly with upper and lower input gears which are fitted on the upper and lower intermediate gears, respectively.