CN104584737B - A kind of baby tractor tractor seeder - Google Patents

Abstract

The invention relates to a new small tractor-drawn seeder, which mainly includes a ground wheel, a frame assembly, a ditch opener, a fertilizer discharge system, a seed discharge system, a rear support assembly, a soil covering device, a suppression device, an irrigation device and the like. The planter is hung on the tractor at three points, the tractor pulls the planter forward, the opener (2) ditches, the ground wheel (1) rotates with the vehicle, and the ground wheel shaft rotates, and the ground wheel shaft is driven by a chain drive Send it to the seeding (fertilizer) system and irrigation system to complete the seeding (fertilizer) and watering operations. The soil covering device (5) behind the ditch opener (2) covers the soil, and the pressing wheel (7) performs pressing to complete the sowing operation . The planter can complete the operations of ditching, fertilizing, seeding, covering soil and seeding, suppressing and watering at one time, which greatly improves the seeding efficiency and seeding quality. It is compact in structure and small in size and can be used in hilly and mountainous areas.

Description

A small tractor towed seeder

technical field

The invention relates to a small tractor-drawn seeder, which is suitable for mountainous and hilly areas and belongs to the technical field of agricultural machinery engineering.

Background technique

In my country, the area of hilly and mountainous areas accounts for about 67% of the total area of the country, with nearly 2/5 of the country's cultivated land. Due to the complex and diverse terrain, scattered fields, steep slopes, the degree of mechanization is generally at a low level. Therefore, the output is also affected accordingly, and its output is low and unstable, which seriously hinders the rapid development of the rural economy in hilly and mountainous areas of my country. Agricultural seeding technology is an important technical link in the process of agricultural planting. Designing a high-efficiency and high-quality seeding machine will play a decisive role in reducing labor intensity, improving the sowing environment, improving agricultural planting technology, and developing the rural economy. effect.

At present, there are many kinds of seeders at home and abroad, and the technology is very mature, especially in foreign countries, the seeder technology is particularly advanced. This is based on the fact that foreign seeding is a large-scale operation, and the rural land in our country adopts the individual contract system, and the rural land is divided. , the area is extremely small, so foreign large and medium-sized planters are not suitable for the requirements of our country's sowing technology. If they are miniaturized, the sowing performance will be greatly reduced. Compared with foreign countries, the domestic seeder technology is relatively low, and most of them are medium-sized seeders, which are not suitable for operation in hilly and mountainous areas. So the present invention is of great significance to hilly and mountainous areas.

Contents of the invention

Aiming at the deficiencies of the existing technology of sowing machinery in hilly and mountainous areas, the present invention designs a small tractor-drawn sowing machine, which can complete ditching, fertilization, seeding, covering soil and covering seeds, suppression and watering operations at one time, greatly improving the sowing efficiency and sowing efficiency. Quality: The overall layout is reasonable, the structure is compact, and the volume is small, which can be applied to hilly and mountainous areas.

The technical solution is that a small tractor pulls the planter, which is mainly composed of a ground wheel, a ditch opener, a frame assembly, a seed pipe, a soil cover, a rear support assembly, a pressing wheel, an irrigation chain, an irrigation sprocket, and a water pump. , Irrigation manifold, water tank frame, water tank, fertilizer discharge chain, fertilizer discharge driving sprocket, seed discharge system, seed fertilizer box, fertilizer discharge passive sprocket, seed discharge passive sprocket, ground wheel shaft, ground wheel shaft sprocket, ground wheel shaft It is composed of chain, fertilizer discharge pipe, fertilizer discharge system, seed discharge shaft, fertilizer discharge shaft, and irrigation drive sprocket.

The frame assembly mainly includes two side beams, ground wheel shaft holes, fixing bolts, front beams, suspension points on both sides, connecting bolts, middle suspension points and rear beams, the ground wheel shaft is installed under the frame assembly, and the ground wheels are installed on the ground. The ground wheel sprocket is installed on the two ends of the wheel shaft, and the middle suspension point of the frame assembly and the two side suspension points are suspended at the rear of the tractor at three points, and the two side suspension points can be moved and adjusted according to different tractor models. position and fix it.

The seed fertilizer box is an integration of the seed box and the fertilizer box, and can be divided into a seed fertilizer box cover, a fertilizer area, a seed area and a connecting beam, which are installed on the frame assembly with bolts, and a fertilizer discharge system, Seed metering system, seed metering shaft and fertilizer row shaft, fertilizer row passive sprocket is installed on the fertilizer row, seed row passive sprocket, irrigation drive sprocket and fertilizer row drive drive sprocket are installed on the seed row.

The ditch opener mainly includes a ditch shovel, a seed guide pipe, a fertilizer guide pipe, a side plate, a lower connecting rod, a height adjustment nut and an upper connector, and the height adjustment nut can be adjusted to adjust the depth of ditching into the soil.

The rear support assembly mainly includes a pressing wheel support, a cover support, a damping spring, an upper support and a fixing pin, and the cover support and the cover support are respectively equipped with a cover and a cover, and the upper support is equipped with a water tank frame and a water pump. And watering manifolds to assist in the completion of watering operations.

The rear support assembly and the openers are installed in three rows on the front and rear sides of the rear beam of the frame assembly, and fixed with the same set of bolts.

The main advantages of the present invention are: reasonable overall layout, compact structure, small volume, applicable to hilly and mountainous regions; ditching, fertilization, planting, covering soil, suppression and watering operations can be completed at one time, with high operating efficiency and good seeding quality .

Description of drawings

Accompanying drawing 1 is the whole machine assembly schematic diagram one of the present invention;

Accompanying drawing 2 is the whole machine assembly schematic diagram two of the present invention;

Accompanying drawing 3 is the schematic diagram of power transmission route and watering principle of the present invention;

Accompanying drawing 4 is the composition diagram of frame assembly of the present invention;

Accompanying drawing 5 is the brief introduction figure of seed fertilizer box of the present invention;

Accompanying drawing 6 is a composition diagram of rear support assembly of the present invention;

Accompanying drawing 7 is the profile diagram of opener of the present invention;

Marks in the attached drawings: 1. ground wheel, 2. ditch opener, 3. frame assembly, 4. seeding pipe, 5. soil covering device, 6. rear support assembly, 7. pressing wheel, 8. watering Chain, 9. Irrigation sprocket, 10. Water pump, 11. Irrigation manifold, 12. Water tank frame, 13. Water tank, 14. Fertilizer discharge chain, 15. Fertilizer discharge driving sprocket, 16. Seed discharge system, 17. Seed Fertilizer box, 18, passive sprocket for fertilizer discharge, 19, passive sprocket for seed discharge, 20, ground wheel shaft, 21, ground wheel shaft sprocket, 22, ground wheel shaft chain, 23, fertilizer discharge pipe, 24, fertilizer discharge system, 25 , Seeding shaft, 26, Fertilizer shaft, 27, Irrigation drive sprocket, 2.1, Ditching shovel, 2.2, Seed pipe, 2.3, Fertilizer pipe, 2.4, Side plate, 2.5, Lower connecting rod, 2.6, Height Adjusting nut, 2.7, upper connector, 3.1, cross beam on both sides, 3.2, ground wheel axle hole, 3.3, fixing bolt, 3.4, front beam, 3.5, suspension point on both sides, 3.6, connecting bolt, 3.7, middle suspension point, 3.8 , Rear beam, 6.1, Pressing wheel bracket, 6.2, Overburden bracket, 6.3, Damping spring, 6.4, Upper bracket, 6.5, Fixed pin, 17.1, Seed fertilizer box cover, 17.2, Fertilizer area, 17.3, Seed area, 17.4, Connect beams.

detailed description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described in detail below in combination with covering soil and specific implementation methods.

The present invention provides a small tractor-drawn seeder, which mainly consists of a ground wheel 1, a ditch opener 2, a frame assembly 3, a seed pipe 4, a soil covering device 5, a rear support assembly 6, a pressing wheel 7, and a watering chain 8 , irrigation sprocket 9, water pump 10, irrigation manifold 11, water tank frame 12, water tank 13, fertilizer discharge chain 14, fertilizer discharge active sprocket 15, seed discharge system 16, seed fertilizer box 17, fertilizer discharge passive sprocket 18, Seed row passive sprocket 19, ground wheel shaft 20, ground wheel shaft sprocket wheel 21, ground wheel shaft chain 22, fertilizer discharge pipe 23, fertilizer discharge system 24, seed discharge shaft 25, fertilizer discharge shaft 26, and water driving sprocket 27 form.

Frame assembly 3 mainly includes two side beams 3.1, ground wheel shaft holes 3.2, fixing bolts 3.3, front beam 3.4, suspension points 3.5 on both sides, connecting bolts 3.6, middle suspension points 3.7 and rear beam 3.8, ground wheel shaft of frame assembly 3 The ground wheel shaft 20 is installed in the hole 3.2, the ground wheel 1 is installed at both ends of the ground wheel shaft 20, the ground wheel shaft sprocket 21 is installed on the ground wheel shaft 20, the middle suspension point 3.7 of the frame assembly 3 and the two side suspension points 3.5 are three-point suspension At the rear of the tractor, the suspension points 3.5 on both sides can be moved and adjusted to a suitable position and fixed according to different tractor models.

Seed fertilizer box 17 is the integration of seed box and fertilizer box, which can be divided into seed fertilizer box cover 17.1, fertilizer area 17.2, seed area 17.3 and connecting beam 17.4, and is installed on the frame assembly 3 with bolts, below seed fertilizer box 17 Fertilizer discharge system 24, seed system 16, seed discharge shaft 25 and fertilizer discharge shaft 26 are installed, fertilizer discharge passive sprocket 18 is installed on the fertilizer discharge shaft 26, seed discharge passive sprocket 19, watering Driving sprocket 27 and fertilizer discharging driving sprocket 15.

The ditch opener 2 mainly includes a ditching shovel 2.1, a seed introducing pipe 2.2, a fertilizer guiding pipe 2.3, a side plate 2.4, a lower connecting rod 2.5, a height adjusting nut 2.6 and an upper connecting piece 2.7, and the height adjusting nut 2.6 can be adjusted to allow ditching into the soil depth.

The rear support assembly 6 mainly includes the suppressing wheel support 6.1, the covering device support 6.2, the damping spring 6.3, the upper support 6.4 and the fixing pin 6.5, and the covering device support 6.2 and the suppressing wheel support 6.1 respectively install the covering device 5 and the suppressing wheel 7, A water tank frame 12, a water pump 10 and a watering manifold 11 are installed on the upper support 6.4 to assist in completing the watering operation.

The rear support assembly 6 and the ditch opener 2 are respectively installed in three columns on the front and rear sides of the rear beam 3.8 of the frame assembly 3 and fixed with the same set of bolts.

The present invention provides a small tractor-drawn seeder. The seeder is suspended on the tractor at three points. The tractor pulls the seeder forward. The opener 2 ditches. The ground wheel 1 rotates with the vehicle, and the ground wheel shaft 20 rotates. , the ground wheel shaft 20 drives the seeding shaft 25 to rotate through the transmission of the ground wheel shaft chain 22, so that the seeding system 16 operates to realize seeding, and at the same time, the power of the seeding shaft is transmitted to the fertilizer row through the transmission of the fertilizer discharge chain 14 and the irrigation chain 8. The system 24 and the water pump 10 realize fertilization and watering, the soil cover device 5 behind the ditch opener 2 covers the soil, and the pressing wheel 7 performs pressing to complete the sowing operation. The planter can complete the operations of ditching, fertilizing, seeding, covering soil and seeding, suppressing and watering at one time, which greatly improves the seeding efficiency and seeding quality. It is compact in structure and small in size and can be used in hilly and mountainous areas.

Claims (3)

1. A small tractor-drawn planter is characterized in that: it consists of ground wheels (1), ditch openers (2), frame assembly (3), seeding pipe (4), soil covering device (5), Rear bracket assembly (6), pressing wheel (7), watering chain (8), watering sprocket (9), water pump (10), watering manifold (11), water tank frame (12), water tank (13), Fertilizer discharge chain (14), fertilizer discharge driving sprocket (15), seed discharge system (16), seed fertilizer box (17), fertilizer discharge passive sprocket (18), seed discharge passive sprocket (19), ground wheel shaft (20), ground wheel shaft sprocket (21), ground wheel shaft chain (22), fertilizer discharge pipe (23), fertilizer discharge system (24), seed discharge shaft (25), fertilizer discharge shaft (26), watering driving chain wheels (27); the frame assembly (3) includes two side beams (3.1), ground wheel shaft holes (3.2), fixing bolts (3.3), front beams (3.4), two side suspension points (3.5), Connecting bolts (3.6), middle suspension points (3.7) and rear beams (3.8); the seed fertilizer box (17) is an integration of the seed box and the fertilizer box, and can be divided into the seed fertilizer box cover (17.1), the fertilizer area (17.2 ), seed area (17.3) and connecting beam (17.4); described ditch opener (2) includes ditch shovel (2.1), seed guide pipe (2.2), fertilizer guide pipe (2.3), side plate (2.4), The lower connecting rod (2.5), the height adjustment nut (2.6) and the upper connecting piece (2.7); the rear bracket assembly (6) includes the suppressor wheel bracket (6.1), the cover bracket (6.2), the damping spring (6.3 ), the upper bracket (6.4) and the fixed pin (6.5); the seeder is suspended on the tractor at three points, the tractor pulls the seeder forward, the opener (2) ditches, and the ground wheel (1) drives the ground The wheel shaft (20) rotates, and the ground wheel shaft (20) drives the seeding shaft (25) to rotate through the transmission of the ground wheel shaft chain (22), so that the seeding system (16) operates to realize seeding, and at the same time, it is driven by the fertilizer discharge chain (14). and the irrigation chain (8) drive to transmit the power of the seeding shaft to the fertilizer discharge system (24) and the water pump (10) respectively, so as to realize fertilization and watering, and the soil covering device (5) behind the ditch opener (2) to cover the soil, The pressing wheel (7) performs pressing to complete a sowing operation. When changing rows or transporting, the seeder is prevented from operating, and the seeder is lifted by using the three-point suspension lifting function; the seeder can complete ditching, fertilization, seeding, It can be used in hilly and mountainous areas for covering soil and planting, suppressing and watering operations. 2. According to the small tractor traction planter according to claim 1, it is characterized in that: the water tank frame (12) is installed on the support (6.4) on the rear support assembly (6), and the water tank (13) and the watering manifold (11) Placed on the water tank frame (12), the water pump (10) is docked with the water tank (13) and fixed on the rear support assembly (6). The power of the water pump (10) is that the rotation of the ground wheel (1) passes through the ground wheel shaft Chain (22) and watering chain (8) transmission drives watering sprocket wheel (9) to rotate, thereby water pump (10) works, and the water or pesticide in the water tank are taken out, spray into the ground through watering manifold (11). 3. According to the small tractor traction planter according to claim 1, it is characterized in that: the middle suspension point (3.7) of the frame assembly (3) and the two side suspension points (3.5) are suspended at the rear of the tractor at three points, wherein The suspension points (3.5) on both sides can be moved and adjusted to a suitable position and fixed according to different tractor models.