Bar feeder

A bar feeder comprising:

• a plurality of bar guide shelves, each of which is inclined relative to a horizontal direction,
• a plurality of stopper portions, each of which is provided at a lower end of a corresponding bar guide shelf of the plurality of bar guide shelves,
• a plurality of push-up members, each of which is provided to push up a single bar that has been guided to a lower end of a corresponding bar guide shelf of the plurality of bar guide shelves from a lower side to an upper side in order to cause the single bar to pass over a corresponding stopper portion of the plurality of stopper portions,
• a plurality of regulating members, each of which is provided above an upper surface of the corresponding bar guide shelf and is vertically movable,
• a support mechanism configured to support the plurality of regulating members, and
• a plurality of positioning mechanisms, each of which is configured to position a corresponding regulating member of the plurality of regulating members to a desired height relative to the support mechanism,
• wherein
• the plurality of bar guide shelves is arranged along a longitudinal direction of a bar to be fed,
• the plurality of regulating members is also arranged along the longitudinal direction of the bar to be fed, and
• the plurality of positioning mechanisms is configured to synchronously function together such that the plurality of regulating members is integrally positioned at a desired height relative to the support mechanism.