Drive roller for baler or other equipment

摘要

A drive roll for driving and engaging a belt is disclosed as well as a hay baler incorporating such a drive roll. The drive roll includes at least one set and typically many sets of drive ribs, which project from the outer cylindrical surface of the drive roll. The drive roll may be made from steel material while the drive ribs may comprise laser cladding such as tungsten carbide or other high hardness particles. The drive rib may have a tapering profile or other centering structure that corresponds to a belt having end regions with overlay or overlap ends of the drive ribs.

主权项

1. A hay baler, comprising:
a baler body having therein a bale forming chamber for forming bales;
a plurality of guide rolls mounted in the baler body;at least one endless belt supported by the guide rolls for movement along an endless path, a portion of the endless belt defining at least part of the bale forming chamber;a drive roll engaging the at least one endless belt, the drive roll comprising a drive roll body having an outer cylindrical surface of a first material, and at least one drive rib projecting from the outer cylindrical surface, the at least one drive rib being formed of a second material different than the first material; wherein the at least one drive rib includes a portion with a tapering profile as the drive rib extends axially such that the tapering profile centers the at least one endless belt.