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More Information About 3D Model :
The Hand Walking Tractor Attached Leveling Tooth Harrow Rake Field implement is a specialized agricultural tool designed for secondary tillage and seedbed preparation, engineered for compatibility with single-axle, pedestrian-controlled tractors (also known as walking tractors or power tillers). This multifunctional attachment integrates the functions of scarification (harrowing), surface refinement (raking), and contour correction (leveling) into a single operational pass.

While its title is descriptive, the implement falls broadly into the category of combination tillage tools. It is classified as a secondary tillage device, utilized after primary plowing or deep cultivation to refine the soil structure, create a uniformly fine tilth suitable for planting, and control emergent weeds. Its design is particularly prevalent in subsistence and small-scale farming operations across Asia, Africa, and regions where capital constraints favor versatile, low-power machinery.

The implement’s structure typically consists of four principal components integrated into a robust, geometrically stable frame:

1. Hitching System: A standardized three-point hitch (or a proprietary quick-attach mechanism specific to the walking tractor brand) ensures secure mounting and appropriate articulation. This connection point transmits the tractor's engine power and allows the operator to control the depth of penetration through the height adjustment lever or skid shoes.
   
2. Tooth Harrow Section: This segment comprises multiple rows of rigid or semi-rigid teeth (tines), usually fixed to the frame at a specific rake angle. These teeth perform the primary function of harrowing: breaking down larger soil clods left by primary tillage, mixing organic residues, and uprooting weeds. The density and shape of the teeth (often curved spring tines or rigid spikes) determine the aggressiveness and effectiveness of the soil disturbance.
   
3. Leveling Bar (or Board): Positioned either centrally within the frame or immediately behind the tooth harrow section, the leveling bar is a heavy, flat metallic plate or wooden beam. Its function is to redistribute the soil material loosened by the teeth, filling depressions, shearing off high points, and smoothing the surface contour. This component is crucial for achieving the necessary flatness required for consistent seed depth and efficient water management.
   
4. Rake Section: Located at the rear of the assembly, the rake section, often comprising lighter, more closely spaced tines or flexible raking elements, provides the final finish. This action further refines the surface tilth, gathers surface debris (stones, stubble), and ensures the seedbed is smooth and firm prior to sowing.
   
   ### Operational Mechanism
   
   The implement is operated at relatively shallow depths, typically between 5 and 15 centimeters. The weight of the implement and the downward pressure exerted by the operator (or the tractor’s linkage) maintain penetration.
   
   In operation, the tooth harrow section initiates the breaking and mixing process. Immediately following, the leveling bar stabilizes the soil profile, creating a planar surface. Finally, the rake trails across the flattened soil, producing the optimal texture for seed placement, minimizing runoff, and reducing evaporative losses. The multi-step process achieved in a single pass significantly reduces operational time and fuel consumption compared to using separate, single-function implements.
   
   ### Significance and Applications
   
   The Leveling Tooth Harrow Rake attachment offers high utility in small-scale mechanized agriculture due to its versatility and efficiency. It is primarily used for:
   
   
5. Seedbed Preparation: Creating the necessary fine, loose, and level surface required for successful germination of broadcast or row crops.
   
6. Weed Management: Mechanical control of annual weeds through uprooting and desiccation before or immediately after crop emergence.
   
7. Fertilizer Incorporation: Mixing surface-applied fertilizers or organic amendments uniformly into the topsoil layer.
   
   Its compact size and maneuverability, coupled with the low horsepower requirement of the walking tractor, make it an ideal tool for irregularly shaped fields, terraced plots, or wetland rice cultivation (when fitted with specialized tines).
   
   KEYWORDS: Tillage implement, Walking tractor, Power tiller, Secondary tillage, Seedbed preparation, Soil leveling, Harrow rake, Cultivator attachment, Farm machinery, Small-scale agriculture, Pedestrian-controlled machinery, Tooth harrow, Leveling bar, Soil refinement, Tine implement, Combination tool, Clod breaking, Surface tilth, Agricultural mechanics, Field preparation, Rigid tines, Rice cultivation, Depth control, Soil structure, Scarification, Field leveling, Draft power, Tractor attachment, Weed control, Subsistence farming.