To provide a drive wheel which enables simplification of its structure while including a differential omnidirectional movement mechanism.SOLUTION: A drive wheel 110 includes a first input shaft 25A and a second input shaft 25B coaxially arranged; a first output shaft 40A and a second output shaft 40B disposed on axes different from each other; a first transmission spur gear mechanism (a first transmission mechanism) 13A which transmits rotational force of the first input shaft 25A to the first output shaft 40A; a second transmission spur gear mechanism (a second transmission mechanism) 13B which transmits rotational force of the second input shaft 25B to the second output shaft 40B; a main shaft 50 connected to a wheel 15; a first conversion screw gear mechanism (a first power conversion mechanism) 14A which transmits rotational force of the first output shaft 40A to a predetermined part of the main shaft 50; a second conversion screw gear mechanism (a second power conversion mechanism) 14B which transmits rotational force of the second output shaft 40B to the predetermined part of the main shaft 50; and a pivot shaft 35 which pivotally supports the wheel 15 through the main shaft 50.SELECTED DRAWING: Figure 9
【課題】差動式の全方向移動機構を備えつつ構成を簡素化すること。【解決手段】駆動輪110は、同軸上に配置される第一入力軸25A及び第二入力軸25Bと、別軸上に配置される第一出力軸40A及び第二出力軸40Bと、第一入力軸25Aの回転力を第一出力軸40Aに伝達する第一伝達平歯車機構(第一伝達機構)13Aと、第二入力軸25Bの回転力を第二出力軸40Bに伝達する第二伝達平歯車機構(第二伝達機構)13Bと、車輪15に接続される主軸50と、第一出力軸40Aの回転力を主軸50の所定部に伝達する第一変換ねじ歯車機構(第一動力変換機構)14Aと、第二出力軸40Bの回転力を主軸50の前記所定部に伝達する第二変換ねじ歯車機構(第二動力変換機構)14Bと、主軸50を介して車輪15を旋回可能に支持する旋回軸35と、を備える。【選択図】図9
DRIVE WHEEL AND DOLLY
駆動輪及び台車
2024-12-26
Patent
Electronic Resource
Japanese