Harvesting and Threshing Machineries Important Table

 Harvesting and Threshing Machineries Important Point

 Harvesting and Threshing Machineries Important Point

 1.Paddy Repear Harvester 

Function	For harvesting and windrowing non-lodging paddy varieties
Specification
Type	Self propelled
Power requirement	3 hp kerosene engine, 1 operator and 2 women labourers to collect and bundle the cut crop
Overall dimensions	2200 x 850 x 1170 mm
Capacity	1 ha / day
Width of coverage	0.75 m.
Cost of the unit (approx)	Rs.1 00,000/-
General Information
The machine consists of gear box, ground wheels, handle, cutter bar assembly, star wheels and gathering header assembly. The crop should be manually harvested along the four sides of the field for a width of 0.5m and cleared from the field for providing space to the machine. At one corner an area of 2 x 1.5m should be manually harvested to place the machine initially in the field. Since the harvested crop is discharged at the right side of the reaper the harvested should be turned always to the left side.
Salient features
Fuel consumption  is 1 litre/ha. Height of cut is 50 mm. Labour  is 1 operator and 2 women laboure (to collect and bundle the cut  crop).

 2.Mini Combine Harvester for Paddy 

Function	For combined operations of Harvesting, threshing and  winnowing of paddy
Specification
Type	Self propelled
Capacity	1 ha / day
Cost of the unit (approx)	Rs.3,00,000/-
Cost of operation	Rs.1300 / ha
Saving in cost	80%
Saving in labour	91%
Salient features
Suitable for small and marginal farmers Can be easily transported to inaccessible fields.

 3.Power Tiller Operated Groundnut Harvester 

Function	For harvesting groundnut
Specification
Type	Power tiller operated
Power requirement	10 to 12 hp
Capacity	0.8 ha / day
Cost of the unit (approx)	Rs.12,000/-
Cost of operation	Rs.700 / ha
Saving in cost	30%
Saving in time	90%

 4.Groundnut Harvester 

 

Function	For harvesting and windrowing groundnut crop at soil moisture levels of 8 -15 %.
Specification
Type	Mounted implement
Power requirement	35-45 hp tractor
Overall dimensions	2050 x 2100 x 1150 mm
Capacity	2.0 ha / day
Weight	300 Kg
Cost of the unit (approx)	Rs. 35,000/-
General Information
The groundnut harvester consists of a soil loosening tool, a pick conveying mechanism and gatherer windrower. The soil engaging tool is made of 50 mm thick x 100 mm wide x 180 mm length straight mild steel blade. The tool at 150 rake angle is fixed to a main frame through shanks at both side.
Salient features
Harvesting and soil separation efficiency is 99 and 95%. Saving in labour cost and time is 32 and 96 % respectively.

 5.Impact type Groundnut Stripper 

Function	To remove groundnut pods from vines
Specification
Type	Mounted implement
Power requirement	2.5 HP (kerosene engine)
Capacity	0.4 ha / day
Cost of the unit (approx)	Rs.28,000/-
cost of operation  (Stripping)	Rs.833 per ha.
Stripping efficiency	100%
Damage to pods	less than 2%
Saving in labour	37%
Saving in cost	17%
General Information
Operator assisted by two helpers Suit to the requirements of medium and small farmers. The vines are not fed into the stripper hence the fodder value of the vines is maintained.

 Harvesting and Threshing Machineries

 6.Groundnut Thresher 

 

Function	Separation of groundnut pods from harvested  plants
Specification
Type	Spike tooth , axial flow and oscillating  sieves
Power requirement	2 men & 2 women
Overall dimensions	2050 x 1650 x 1570 mm
Capacity	150 kg pods/hour
Weight	430 Kg
Cylinder speed	225 rpm
Blower speed	1500 rpm
Cost of the unit (approx)	Rs. 60,000/- without  prime mover
Cleaning efficiency	2 %
Threshing efficiency	98 %
Damage to pods	1 to 3 %
Saving in time	70%
Saving in cost	32%
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.

 7.Power Tiller Operated Turmeric Harvester 

 

Function	For  harvesting turmeric rhizomes
Specification
Type	Mounted type
Power requirement	8 -10 hp power tiller
Overall dimensions	400 x 636 x 1665 mm
Capacity	0.6 ha per day
Weight	67 kg
Cost of the unit (approx)	Rs. 14,000/-
Saving in cost	65 %
Saving in time	90 %
General Information
The unit consists of a blade with three bar points for  easy penetration into the soil.   The oscillating motion for the slats is obtained through eccentric provided on either side of the unit. The eccentrics are connected to a shaft provided at the top portion of the unit. The power is transmitted from the clutch pulley of the power tiller to  a reduction gear box mounted near the hitch bracket assembly of the power tiller.  From the gear box the power is transmitted to the  shaft of the turmeric digger unit through V belt transmission.  The pneumatic wheels are replaced with a pair of special type cage wheels to accommodate the height of ridges.
Salient features
Damage caused to the rhizomes is 0.5 % as compared to 4.2 % in manual harvesting. The undug rhizomes left in the field  is  0.8 % as  compared to 4.8 % in manual harvesting.

 8.Tractor Drawn Turmeric Harvester 

 

Function	For  harvesting Turmeric rhizomes
Specification
Type	Mounted type
Power requirement	35 – 45 hp Tractor
Capacity	1.6 ha per day
Width of the digger	120 cm
Cost of the unit (approx)	Rs.  25,000/-
General Information
The unit consists of a blade with five bar points for easy penetration into the soil. The rake angle of the blade can be adjusted by moving the blade through a clevis provided at the bottom of the two tynes.
Salient features
Results in 70 per cent saving in cost and 90 per cent in time when compared to manual digging. Extent of damage caused to the rhizomes is very much less (2.83 per cent).

 9.Fodder Sorghum Harvester 

 

Function	Harvesting and windrowing the fodder sorghum
Specification
Power requirement	5.4 hp light weight diesel engine
Overall dimensions	1100 x 1210 x 1280 mm
Capacity	0.75 ha/day
Weight	93 kg
Width of cutter bar	100 cm
Cost of the unit (approx)	Rs. 1 10,000/-
Threshing efficiency	98 %
Saving in labour	85%
Saving in time	85%
Saving in cost	43%
General Information
It is a modified version of IRRI reaper consisting of cutter bar assembly, gathering header, star wheels, conveyors, hitch frame attachment with an adjustable skid.  The whole unit is attached to an IRRI designed power tiller.

 10.Maize Husk cum Sheller 

Function	For removal of husk from maize cob and separation of grains
Specification
Type	Power operated
Power requirement	7.5 hp electric motor / diesel engine or tractor pto power
Overall dimensions	3000 x 710 x 1450 mm
Capacity	100 quintals of cob/day
Cost of the unit (approx)	Rs.1,00,000/-
General Information
The machine consists of a hopper, rotor, sieve, blower, auger and an elevator.  The removal of sheath and shelling of cob take place in the rotor sieve assembly.  Shelling Efficiency is 98%.

 Harvesting and Threshing Machineries

 11.Castor Sheller 

Function	For shelling and cleaning castor pods
Specification
Type	Power operated
Power requirement	0.5 hp electric motor or one person
Overall dimensions	1320 x 1050 x 800 mm
Capacity	165 kg /h
Weight	72.5 kg
Cost of the unit (approx)	Rs. 15,000 /-
General Information
It is suitable for shelling and winnowing of dried castor pods. It saves 88 per cent labour and operating time and 69 per cent on cost of operation compared to conventional method of manually beating or rubbing with wooden plank.

 12.Coconut Tree Climber 

Function	To harvest the coconuts
Specification
Type	manual operated unit
Power requirement	One male  or female
Capacity	50 to 60 trees / day
Cost of the unit (approx)	Rs.3000/-
Cost of operation (approx)	Rs.1.50 / tree
General Information
Useful for climbing coconut trees for harvesting nuts, cleaning and other operations Any unskilled person including ladies can climb the coconut trees using this unit Requires 1.5 minutes to climb a tree of 30 to 40 ft height

 13.Oil Palm Harvesting Tool 

Function	For harvesting of oil palms
Specification
Type	Manual  operated unit
Power requirement	One male
Capacity	144 bunches / day
Cost of the unit (approx)	Rs.800/- including 10 feet  aluminium pole
Cost of operation (approx)	Rs.1.11 / fresh fruit bunch
General Information
The sickle can be attached to as well as detached from long aluminium poles of various lengths as per the height of the tree 50% more bunches harvested than conventional method

 14.Tractor Operated Fruit-Shake Harvester 

Function	For harvesting fruits by shaking branches
Specification
Type	Mounted implement
Power requirement	35 – 45 hp tractor
Harvesting efficiency	85%
Saving in time	95%
Cost of the unit (approx)	Rs.3500/-
Cost of operation (approx)	Rs.8 per 100 kg

 15.Mulberry Stem Cutter 

    

Function	To cut the mulberry stem for planting
Specification
Type	Hand cum pedal operated unit
Power requirement	One male
Overall dimensions	750 x 600 x 1050 mm
Weight	26 Kg
Cost of the unit (approx)	Rs.800/- including 10 feet  aluminium pole
Capacity	2400 stems per hour
General Information
The unit consists of a wooden platform in which a cutting knife is fixed by means of a hinge. Stems are placed on the platform at an angle of 45° and they are cut by pressing the handle.  The stems are cut easily without damage.

 Harvesting and Threshing Machineries

 16.Power Tiller Operated Lawn Mower 

Function	For mowing lawn grass
Specification
Type	Mounted type
Power requirement	8 -10 hp power tiller
Overall dimensions	400 x 636 x 1665 mm
Weight	79 Kg
Capacity	0.8 ha per day
Cost of the unit (approx)	Rs.16,000/-
General Information
A tail wheel is provided for controlling the height of cut. During the operation in the field, the grass is cut when it is passed through the clearance between the rotating cylinder and the ledger plate and the cut grass is blown off. A shield is provided to protect the operator against throwing of cut grasses and stones.
Salient features
The unit is simple to operate and easy to handle Results in 50 per cent and 64 per cent saving in cost and time respectively

 17.Lawn / Shrub Mowing Attachment to Power Weeder 

Function	The machine is capable of cutting grasses on the farm roadsides and mowing lawns.
Specification
Type	Self propelled
Power requirement	3 hp petrol / kerosene engine and an operator
Capacity	400 to 500 sq.m per hour for a single pass
Cost of the unit (approx)	Rs.35,000/-

 18.Sugarcane Detrasher 

Function	For  de-trashing  the sugarcane leaves
Specification
Type	Manual operated
Cost of the unit (approx)	Rs.100/-
Cost of operation	Rs.900 / ha

 Harvesting and Threshing Machineries