Robot and arm structure thereof

The utility model provides a robot and an arm structure thereof. The minimum rotation diameter of the robot is reduced. The robot of an embodiment method comprises a first arm portion, a second arm portion, a middle connection rod portion, a first connection rod portion and a second connection rod p...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: KOHARA ISAKI, HIROAKI TADATAKA, OHITO KENSUKE
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model provides a robot and an arm structure thereof. The minimum rotation diameter of the robot is reduced. The robot of an embodiment method comprises a first arm portion, a second arm portion, a middle connection rod portion, a first connection rod portion and a second connection rod portion. A first parallel connection rod mechanism is formed between the first connection rod portion, the first arm portion, the middle connection rod portion and a fixed base portion. A second parallel connection rod mechanism is formed between the second connection portion, the middle connection rod portion and a movable base portion. Furthermore, the distance of a connection shaft between the second connection rod portion and the middle connection rod portion and a connection shaft between the first arm portion and the second arm portion is shorter than that of a connection shaft between the first connection rod portion and the middle connection rod portion and the connection shaft between the first arm portion