Working Principle and Components of Reaper

A) Animal drawn reaper:

• can harvest nearly 5 to 8 cm above the ground.
• The machine consists of frame, cutter bar, knife, wheels, bearing and other attachments.
• Frame is usually made of mild steel sections.
• The cutter bar knife is made of high carbon steel.
• The shoes are made of malleable casting.
• Ball bearings are used for efficient and durable working

B) Vertical Conveyer reaper (Tractor Mounted):

• The reaper is front mounted at the tractor which can be lowered and raised by hydraulic control.
• It is powered by the PTO of the tractor.
• The crop is conveyed to the side by the conveyer belt.
• Its capacity may be 0.4 to 0.6 ha/hr

C) Vertical Conveyer reaper (Power tiller operated):

• The reaper is front mounted on the power tiller.
• Power is transmitted from the engine fly wheel to the reaper either through “V” belt or by providing gear box and propeller shafts.
• Crop is guided by the star wheels to the cutter bar and held in vertical position by the springs.
• The crop is conveyed to the side by the conveyer belt.
• capacity may be 0.25 to 0.35 ha/hr.