Article transport vehicle
AssigneeDaifuku Co., Ltd.
InventorKazunari Kimura
Life of this patent
Estimating the term…
Abstract
An article transport vehicle includes: a transfer device (24) that transfers an article (W) to a housing rack (1) by moving, along a protruding/retracting direction (A), a contact portion (46) that comes into contact with an article (W); a pair of first guide portions (28) that are located on opposite sides in a width direction (B) relative to an article (W) being transferred by the transfer device (24) and guide the article (W) in the protruding/retracting direction (A); a guide driving device (29) that changes a distance (D) between the two first guide portions (28) in the width direction (B); and a control unit (H) that controls the guide driving device (29).
Claims11
An article transport vehicle comprising:
- a travel carriage that travels along a housing rack that houses an article;
- and
- a transfer device that is installed on the travel carriage and that transfers an article to the housing rack by moving a contact portion that comes into contact with an article such that the contact portion protrudes from a retracted position to a protruding position along a protruding/retracting direction,
- wherein a width direction is a direction orthogonal to the protruding/retracting direction in a vertical view along a vertical direction,
- wherein the article transport vehicle further comprises:
- a pair of first guide portions that are located on opposite sides in the width direction relative to an article being transferred by the transfer device and that guide the article in the protruding/retracting direction;
- and
- a guide driving device that changes a distance between the two first guide portions in the width direction;
- and a control unit that controls the guide driving device, and
- wherein the control unit controls the guide driving device so as to increase the distance between the two first guide portions in the width direction during a period from start to completion of movement of the contact portion from the retracted position to the protruding position.
Dependencies are inferred from the claim text.