Agriculture Engineering
Farm Machinery :: Harvesting and Threshing Machineries
 

Groundnut Thresher

 

1.

Function

:

Separation of groundnut pods from harvested  plants

2.

Specification

:

 

 

i. Type

:

Spike tooth , axial flow and oscillating  sieves

 

ii. Overall dimensions

:

2050 x 1650 x 1570 mm

 

iii. Weight 

:

430 kg

 

iv. Cylinder speed

:

225 rpm

 

v.  Blower speed

:

1500 rpm

3.

General Information

:

 The thresher is an axial flow type and consists of feed hopper, spike-tooth cylinder, concave, oscillating sieves and blower.  The pegs are arranged in 10 rows on the cylinder.  The cylinder is enclosed with the concave made of wire mesh with sieve opening of 80 x 25 mm size.  Below this cylinder and concave assembly two oscillating sieves are fitted to separate the pods from leaves, soil and other dust materials.  The blower fitted in between the two sieves helps to blow out the leaves.  

4.

Cost of the unit (approx)

:

Rs. 60,000/- without  prime mover

5.

Salient features

:

 

Capacity                       :  150 kg pods/hour

 

Labour requirement      :  2 men & 2 women

 

Pod damage                 : 1 to 3 %

 

Cleaning efficiency        : 92 %

 

Threshing efficiency      : 98 %

 

Saving in cost               : 32%

 

Saving in time               : 70%

 
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