| 摘要 |
A screw supply apparatus includes a screw feeding unit, a screw transfer unit, and an escape unit. In the screw supply apparatus, the screw feeding unit includes a rotating drum having a horizontal rotating shaft. At a rear surface fixation bearing portion positioned on the rear surface side of the rotating drum, a screw input portion is provided for introducing screws into the rotating drum. Also, at a front surface fixation bearing portion positioned on the front surface side of the rotating drum, an opening is formed. The screw transfer unit includes a pair of transfer rails, which has a central groove and is inserted from the opening of the front surface fixation bearing portion into the rotating drum. In the vicinity of the outer circumference of the rotating drum, a drive cam is provided. |
| 主权项 |
1. A screw supply apparatus which includes a screw feeding unit, a screw transfer unit, and a screw discharging unit, wherein the screw feeding unit includes a rotating drum having a horizontal rotating shaft,
at a rear surface fixation bearing portion positioned on the rear surface side of the rotating drum, a screw input portion is provided for introducing screws into the rotating drum, at a front surface fixation bearing portion positioned on the front surface side of the rotating drum, an opening is formed, the screw transfer unit includes a pair of transfer rails, which has a central groove and is inserted from the opening of the front surface fixation bearing portion into the rotating drum, in the vicinity of the outer circumference of the rotating drum, a drive cam is provided, a cam roller is provided so as to come into contact with the drive cam according to rotation of the rotating drum, and if a screw is mounted on the transfer rails so as to be on top of any other screw, the cam roller is operated, whereby a screw dropping mechanism is operated so as to drop the unaligned screw into the rotating drum. |
