Suction device

摘要

A suction device includes a suction head, a fixing assembly, a rotating assembly, and a sliding assembly. The rotating assembly includes a shaft defining a spiral sliding slot. The suction head is attached to an end of the shaft. The sliding assembly is slidable and attached to the fixing assembly and includes a guiding post. An end of the guiding post is slidable and received in the spiral sliding slot. The sliding assembly is able to slide relative to the fixing assembly to slide the guiding post along the spiral sliding slot, thereby urging the shaft together with the suction head to rotate.

主权项

1. A suction device comprising:
a suction head configured to releasably hold at least one object; a rotating assembly comprising a shaft defining a spiral sliding slot and having an end configured to receive the suction head; a sliding assembly slidably attached to a fixing assembly and comprising a guiding post having an end configured to be slidably received in the spiral sliding slot, wherein the sliding assembly is configured to slide relative to the fixing assembly and to slide the guiding post along the spiral sliding slot, thereby urging the shaft to rotate together with the suction head; wherein the fixing assembly comprises a fixing board; a guiding block forming a sliding rail is attached to the fixing board; the sliding assembly further comprises a connecting block defining a sliding slot; the sliding assembly is slidably attached to the guiding block through an engagement between the sliding slot and the sliding rail; wherein the sliding assembly further comprises a sliding block secured to the connecting block and configured to slide along the sliding rail; the guiding post is secured to the sliding block and configured to move with the sliding block; a driver secured to the fixing board; the driver has a driving shaft connected to the sliding block, to drive the sliding block, the guiding post, and the connecting block to slide along the sliding rail; and wherein the driver is a cylinder.