Stripper tooth plate and backer plate mounting for a crop stripper header

A crop stripper rotor, comprising:

• a central core for rotation about a central longitudinal axis of the central core;
• the central core including a plurality of stripper mounting arrangements at angularly spaced locations around the axis;
• each stripper mounting arrangement comprising a pair of parallel plates extending longitudinally of the axis and defining therebetween a slot facing outwardly of the axis;
• a plurality of elongate stripper tooth sections each having a plurality of stripper teeth at longitudinally spaced positions on an outer edge of the stripper tooth sections;
• a plurality of elongate backer sections each having a plurality of backer fingers therealong at longitudinally spaced positions on an outer edge of the backer sections;
• the stripper tooth sections and the backer sections being arranged to overlie with the stripper teeth aligned with the backer fingers to form a pair;
• the stripper tooth sections and the backer sections each having an inner edge at the central core;
• the pair of the stripper tooth sections and the backer sections having the inner edge thereof inserted into the slot of a respective one of the stripper mounting arrangements so as to be received therein in overlying arrangement;
• the pairs of the stripper tooth sections and the backer sections being arranged end to end along the slot;
• the pair of parallel plates having for each pair of stripper tooth sections and the backer sections aligned mounting holes each for receiving a respective one of a plurality of threaded fasteners extending through said mounting holes to secure the pair of stripper tooth sections and the backer sections to the central core;
• wherein the stripper tooth sections each have a receiving slot extending from the inner edge outwardly toward the outer edge at each of the aligned mounting holes for receiving the respective one of the plurality of threaded fasteners;
• wherein the backer sections each have a receiving slot extending from the inner edge outwardly toward the outer edge at each of the aligned mounting holes for receiving the respective one of the plurality of threaded fasteners;
• wherein the threaded fastener includes a shoulder for abutting a first of the parallel plates and a threaded section for threaded coupling to a second of the parallel plates so that rotation in a threading direction pulls the parallel plates together;
• and wherein the second of the parallel plates has a thread thereon in a hole therein formed by friction drilling and tapping or flow drilling

A crop stripper rotor, comprising:

• a central core for rotation about a central longitudinal axis of the central core;
• the central core including a plurality of stripper mounting arrangements at angularly spaced locations around the axis;
• each stripper mounting arrangement comprising a pair of parallel plates extending longitudinally of the axis and defining therebetween a slot facing outwardly of the axis;
• a plurality of elongate stripper tooth sections each having a plurality of stripper teeth at longitudinally spaced positions on an outer edge of the stripper tooth sections;
• a plurality of elongate backer sections each having a plurality of backer fingers therealong at longitudinally spaced positions on an outer edge of the backer sections;
• the stripper tooth sections and the backer sections being arranged to overlie with the stripper teeth aligned with the backer fingers to form a pair;
• the stripper tooth sections and the backer sections each having an inner edge at the central core;
• the pair of the stripper tooth sections and the backer sections having the inner edge thereof inserted into the slot of a respective one of the stripper mounting arrangements so as to be received therein in overlying arrangement;
• the pairs of the stripper tooth sections and the backer sections being arranged end to end along the slot;
• the pair of parallel plates having for each pair of stripper tooth sections and the backer sections aligned mounting holes each for receiving a respective one of a plurality of threaded fasteners extending through said mounting holes to secure the pair of stripper tooth sections and the backer sections to the central core;
• wherein the backer sections each have a receiving slot extending from the inner edge outwardly toward the outer edge at each of the aligned mounting holes for receiving the respective one of the plurality of threaded fasteners;
• wherein the backer section is formed of plastic and includes a metal insert at the receiving slot so that the threaded fastener applies clamping force through the metal insert and not though the plastic.

A crop stripper rotor, comprising:

• a central core for rotation about a central longitudinal axis of the central core;
• the central core including a plurality of stripper mounting arrangements at angularly spaced locations around the axis;
• each stripper mounting arrangement comprising a pair of parallel plates extending longitudinally of the axis and defining therebetween a slot facing outwardly of the axis;
• a plurality of elongate stripper tooth sections each having a plurality of stripper teeth at longitudinally spaced positions on an outer edge of the stripper tooth sections;
• a plurality of elongate backer sections each having a plurality of backer fingers therealong at longitudinally spaced positions on an outer edge of the backer sections;
• the stripper tooth sections and the backer sections being arranged to overlie with the stripper teeth aligned with the backer fingers to form a pair;
• the stripper tooth sections and the backer sections each having an inner edge at the central core;
• the pair of the stripper tooth sections and the backer sections having the inner edge thereof inserted into the slot of a respective one of the stripper mounting arrangements so as to be received therein in overlying arrangement;
• the pairs of the stripper tooth sections and the backer sections being arranged end to end along the slot;
• the pair of parallel plates having for each pair of stripper tooth sections and the backer sections aligned mounting holes each for receiving a respective one of a plurality of threaded fasteners extending through said mounting holes to secure the pair of stripper tooth sections and the backer sections to the central core;
• wherein each backer section has a ledge along the inner edge thereof arranged to engage and locate the inner edge of the respective stripper tooth section.

A crop stripper rotor, comprising:

• a central core for rotation about a central longitudinal axis of the central core;
• the central core including a plurality of stripper mounting arrangements at angularly spaced locations around the axis;
• each stripper mounting arrangement comprising a pair of parallel plates extending longitudinally of the axis and defining therebetween a slot facing outwardly of the axis;
• a plurality of elongate stripper tooth sections each having a plurality of stripper teeth at longitudinally spaced positions on an outer edge of the stripper tooth sections;
• a plurality of elongate backer sections each having a plurality of backer fingers therealong at longitudinally spaced positions on an outer edge of the backer sections;
• the stripper tooth sections and the backer sections being arranged to overlie with the stripper teeth aligned with the backer fingers to form a pair;
• the stripper tooth sections and the backer sections each having an inner edge at the central core;
• the pair of the stripper tooth sections and the backer sections having the inner edge thereof inserted into the slot of a respective one of the stripper mounting arrangements so as to be received therein in overlying arrangement;
• the pairs of the stripper tooth sections and the backer sections being arranged end to end along the slot;
• the pair of parallel plates having for each pair of stripper tooth sections and the backer sections aligned mounting holes each for receiving a respective one of a plurality of threaded fasteners extending through said mounting holes to secure the pair of stripper tooth sections and the backer sections to the central core;
• wherein each backer section has a projecting button which extends into a mounting slot in one of the parallel plates to align the backer section axially relative to the central core when installing during assembly.

A crop stripper rotor, comprising:

• a central core for rotation about a central longitudinal axis of the central core;
• the central core including a plurality of stripper mounting arrangements at angularly spaced locations around the axis;
• each stripper mounting arrangement comprising a pair of parallel plates extending longitudinally of the axis and defining therebetween a slot facing outwardly of the axis;
• a plurality of elongate stripper tooth sections each having a plurality of stripper teeth at longitudinally spaced positions on an outer edge of the stripper tooth sections;
• a plurality of elongate backer sections each having a plurality of backer fingers therealong at longitudinally spaced positions on an outer edge of the backer sections;
• the stripper tooth sections and the backer sections being arranged to overlie with the stripper teeth aligned with the backer fingers to form a pair;
• the stripper tooth sections and the backer sections each having an inner edge at the central core;
• the pair of the stripper tooth sections and the backer sections having the inner edge thereof inserted into the slot of a respective one of the stripper mounting arrangements so as to be received therein in overlying arrangement;
• the pairs of the stripper tooth sections and the backer sections being arranged end to end along the slot;
• wherein the backer sections are manufactured from a Thermoplastic Polyester Elastomer.