How does a rice thresher work?

How does a rice thresher work?

A threshing machine or a thresher is a piece of farm equipment that threshes grain, that is, it removes the seeds from the stalks and husks. It does so by beating the plant to make the seeds fall out.

What are the parts of rice thresher?

The main components of multi-crop threshers are: feeding chute, threshing cylinder, aspirator blower, paddy chaff outlet, wheat straw outlet, hopper, and cam for oscillating sieves, oscillating sieves, transport wheel, frame, main pulley and louvers.

What is the traditional method of thresher?

The common method for manual threshing is hand beating against an object, treading, or by holding the crop against a rotating drum with spikes or rasp bars. Hand beating methods are normally used for threshing rice that easily shatters (i.e., at lower moisture content).

How do you use a thresher step by step?

Start the engine.

  1. Load the feed tray with harvested crop with the panicle away from the operator, so it is fed panicle first into the thresher.
  2. Feed the crop at a uniform rate. Adjust the feed rate to match the condition of the material. Maintain maximum feeding rate without overloading the engine.

Who invented rice thresher?

Andrew Meikle, (born 1719, Scotland—died Nov. 27, 1811, Houston Mill, near Dunbar, East Lothian), Scottish millwright and inventor of the threshing machine for removing the husks from grain. During most of his life Meikle was a millwright at Houston Mill.

What is the principle of threshing?

What is the principle of threshing? Threshing is the method of separation based on the fact that the stalk of the crops and the chaff are soft materials, whereas the grains themselves are very hard. Being soft, stock and chaff can be broken into pieces on beating but the grains remain unaffected.

Which factors affect thresher performance?

The factors influencing thresher performance are classified as crop factors (crop variety and crop moisture content), machine factors (cylinder diameter, cylinder type, feeding chute angle, spike shape, spike number and size, concave clearance, shape, and size), and operational factors (feed rate, cylinder speed, and …

What is the cost of thresher?

Thresher Machine Price in India The thresher machine price lies between Rs 20,000 – Rs 3,65000 (approx).

What is the cost of paddy thresher?

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Paddy Thresher Machine Dulex Paddy Thresher
₹ 1.75 Lakh ₹ 1.80 Lakh
Brand Jain Agro Industries Dulex
Capacity 1800 Kg Per Hour 3000 – 5000 kg/hr

What is rice threshing?

Threshing of rice involves separating grains from panicles without removing husk. Such methods of harvesting and threshing are adopted universally, which maximize grain recovery, minimize harvesting losses, and improve the straw yield.

How do you maintain a thresher?


  1. Clean the machine thoroughly.
  2. Remove belts and store these in a dry place.
  3. Paint parts that need repainting.
  4. Clean and apply oil to exposed metal surfaces in order to prevent rust.
  5. Store the machine in a clean, dry location and then cover it to reduce damage from dust accumulation.

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