Drilling type small seeder

Abstract

The utility model belongs to the technical field of agricultural machinery, and particularly relates to a drilling type small seeder which comprises a walking mechanism, the lifting adjusting mechanism is fixedly arranged at the top end of the walking mechanism; the supporting mechanism is fixedly arranged at the movable end of the lifting adjusting mechanism, and the lifting adjusting mechanism is used for adjusting the vertical height of the supporting mechanism; the sowing mechanism is fixedly arranged on the supporting mechanism, the sowing end of the sowing mechanism slidably penetrates through the lifting adjusting mechanism and is located at the bottom end of the walking mechanism, and the sowing mechanism is used for sowing. Through the arrangement of the seeding mechanism, soil can be broken, the soil can be crushed, seeds or fertilizers can be subjected to quantitative treatment and seeding, and finally, the crushed soil is pushed into the seeding holes again in the advancing process of the walking mechanism, so that the seeding work is completed; the whole seeding mechanism is supported through the arranged supporting mechanism, and the vertical height of the seeding mechanism can be adjusted through the arranged lifting adjusting mechanism.

Description

Technical Field

[0001] This utility model belongs to the field of agricultural machinery technology, and in particular relates to a drilling-type small seeder. Background Technology

[0002] Mountainous terrain is narrow, making it difficult or impossible for large agricultural machinery to operate in these areas, which causes a lot of trouble for people's lives.

[0003] Furthermore, in today's society, a large number of young people flock to cities to work, leaving only the elderly and children at home in rural areas. This greatly weakens the rural labor force, severely restricts rural development, and leads to the abandonment of much rural land, resulting in a waste of land resources.

[0004] Therefore, a small-scale drilling planter needs to be designed to solve the above problems. Utility Model Content

[0005] The purpose of this invention is to provide a small drilling-type seeder to solve the above-mentioned problems, enabling it to work in narrow terrain, reducing the labor burden on workers, and promoting rural economic development.

[0006] To achieve the above objectives, this utility model provides the following solution: a drilling-type small seeder, comprising...

[0007] Walking mechanism;

[0008] A lifting and adjusting mechanism is fixedly installed at the top of the traveling mechanism;

[0009] A support mechanism is fixedly mounted on the movable end of the lifting and adjusting mechanism, which is used to adjust the vertical height of the support mechanism.

[0010] The sowing mechanism is fixedly mounted on the support mechanism. The sowing end of the sowing mechanism slides through the lifting and adjusting mechanism and is located at the bottom of the walking mechanism. The sowing mechanism is used for sowing.

[0011] A small-scale drilling seeder based on this utility model includes a seeding mechanism comprising:

[0012] A seed storage component is fixedly mounted on the top of the support mechanism. The seed storage component is used for storing and distributing seeds.

[0013] A seeding drive assembly is fixedly disposed in the middle of the support mechanism. The seeding drive assembly is hollow and its feed end is connected to the discharge end of the seed storage assembly. The seeding drive assembly is connected to the seed storage assembly in a transmission manner.

[0014] A seed sowing component is movably disposed in the lower part of the support mechanism. The seed sowing component is movably connected to the sowing drive component and is correspondingly connected to the discharge end of the sowing drive component.

[0015] A linkage assembly is fixedly installed at the bottom of the support mechanism. The linkage assembly is connected to the seed sowing assembly for driving the seed sowing assembly to move up and down.

[0016] According to this utility model, a small drilling seeder includes a seeding drive assembly comprising a seeding motor fixedly mounted in the middle of a support mechanism. A first gear is fixedly connected to the output shaft of the seeding motor, and the first gear meshes with a second gear. The second gear is coaxially fixedly sleeved on the outside of a worm shaft. The worm shaft is hollow and rotatably mounted in the middle of the support mechanism. The top end of the worm shaft corresponds to the discharge end of the seed storage assembly. A worm wheel is driven and meshed with the worm shaft, and the worm wheel is coaxially fixedly sleeved on the outside of a second shaft. The second shaft is rotatably mounted in the middle of the support mechanism. A second sprocket and a third sprocket are coaxially fixedly sleeved on the outer wall of the second shaft. A fourth sprocket is driven and connected to the second sprocket via a second chain group. The fourth sprocket is coaxially fixedly sleeved on the outside of the third shaft. The third shaft is rotatably connected to the top end of the support mechanism and is drivenly connected to the seed storage assembly. A first sprocket is driven and connected to the third sprocket via a first chain group. The first sprocket is coaxially fixedly sleeved on the outside of the first shaft. The first shaft is rotatably connected to the bottom end of the support mechanism and is drivenly connected to the connecting rod assembly.

[0017] According to this utility model, a small drilling planter includes a seed sowing component comprising a drill bit, the drill bit being hollow and having its top end rotatably connected to the bottom end of the worm gear shaft, a bushing being coaxially fixedly sleeved on the outer wall of the drill bit, the bushing being vertically slidably disposed at the bottom end of the support mechanism, a first nut being fixedly disposed at the top end of the drill bit, a drill tip being fixedly connected to the bottom end of the drill bit, and the bushing being movably engaged with the connecting rod assembly.

[0018] According to this utility model, a small drilling seeder includes a connecting rod assembly comprising a crank, one end of which is fixedly connected to a first shaft, and the other end of which is rotatably connected to a connecting rod. The other end of the connecting rod is rotatably connected to a swing rod reinforcement member via a connecting rod connector. Swing rods are fixedly connected to the two opposite outer walls of the swing rod reinforcement member. Swing rod positioning members are rotatably connected to the two swing rods at their close-to-each ends via a fourth shaft. The swing rod positioning members are fixedly connected to the bottom end of the support mechanism. Shaft clamps are movably connected to the other close-to-each ends of the two swing rods. A retaining bearing is provided inside the shaft clamp, and a bushing is provided inside the retaining bearing.

[0019] According to this utility model, a small drilling planter includes a seed storage assembly comprising a seed storage box. The seed storage box is fixedly mounted on the top of a support mechanism by a plurality of seed storage box mounting columns. Two seed-dispensing wheel housings are correspondingly provided at the bottom of the seed storage box. The two seed-dispensing wheel housings are arranged at intervals relative to each other. A seed-dispensing wheel is rotatably arranged between the side walls of the two seed-dispensing wheel housings that are close to each other by a plurality of pads. The seed-dispensing wheel is correspondingly provided at the bottom of the seed storage box. The seed-dispensing wheel is coaxially fixedly sleeved on the outside of a third shaft. A plurality of component grooves are provided on the edge of the seed-dispensing wheel. The plurality of component grooves are equally spaced.

[0020] According to this utility model, a drilling-type small seeder includes a lifting adjustment mechanism comprising a lifting base plate, which is fixedly mounted on the top of the walking mechanism. A plurality of vertically arranged optical shaft bottom ends are fixedly connected to the top of the lifting base plate. A first linear flange is slidably sleeved on the outer wall of each optical shaft. A lifting top plate is fixedly connected to the plurality of first linear flanges. An optical shaft reinforcement component is fixedly connected to the top of the optical shaft via an optical shaft seat. An adjustment drive assembly is fixedly connected to the optical shaft reinforcement component. The movable end of the adjustment drive assembly is fixedly connected to the lifting top plate. A support mechanism is fixedly mounted on the top of the lifting top plate.

[0021] According to this utility model, a drilling-type small seeder includes an adjustment drive assembly comprising a second motor, which is fixedly mounted on the optical shaft reinforcement. The output shaft of the second motor is driven to the input end of a worm gear reducer via a first coupling. The worm gear reducer is fixedly mounted on the optical shaft reinforcement. The output end of the worm gear reducer is driven to one end of a lead screw via a second coupling. A lead screw nut is threaded onto the outer wall of the lead screw, and the lead screw nut is fixedly connected to the lifting top plate. The other end of the lead screw is rotatably connected to a bearing seat, which is fixedly connected to the top of the lifting base plate.

[0022] According to this utility model, a drilling-type small seeder includes a support mechanism comprising several columns, which are vertically arranged and whose bottom ends are fixedly connected to a lifting top plate. The columns are respectively arranged at the four corners of the lifting top plate. A fourth layer plate is fixedly connected to the top of the columns. A third layer plate and a second layer plate are fixedly connected between the columns. The third layer plate and the second layer plate are spaced apart vertically and a second layer side plate is fixedly connected between them. A third layer side plate is fixedly connected between the third layer plate and the fourth layer plate. A first layer side plate is fixedly connected between the second layer plate and the lifting top plate.

[0023] According to this utility model, a drilling-type small seeder has a walking mechanism including a tracked chassis, a lifting base plate fixedly installed on the top of the tracked chassis, and a soil-filling brush installed at the bottom of the tracked chassis.

[0024] Compared with the prior art, the present invention has the following advantages and technical effects:

[0025] This invention features a sowing mechanism that breaks up and crushes the soil, weighs and sows seeds or fertilizer, and then uses a walking mechanism to push the broken soil back into the sowing holes to complete the sowing process. A support mechanism provides overall support for the sowing mechanism, and a lifting and adjusting mechanism allows for height adjustment. This invention can operate in narrow terrain, reducing the labor burden on workers and promoting rural economic development. Attached Figure Description

[0026] To more clearly illustrate the technical solutions in the embodiments of this utility model or the prior art, the drawings used in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0027] Figure 1 This is a schematic diagram of the entire utility model. Figure 1 ;

[0028] Figure 2 This is a right view of the present invention;

[0029] Figure 3 This is a schematic diagram of the entire utility model. Figure 2 ;

[0030] Figure 4 This is a right-side sectional view of the present invention;

[0031] Figure 5 This is a schematic diagram of the entire utility model. Figure 3 ;

[0032] Figure 6 This is a front sectional view of the present invention;

[0033] Figure 7 This is a schematic diagram of the worm gear shaft of this utility model;

[0034] Figure 8 This is a schematic diagram of the drill bit of this utility model;

[0035] Figure 9 This is a schematic diagram of the shaft clamp of this utility model;

[0036] Figure 10 This is a schematic diagram of the linkage assembly of this utility model;

[0037] Figure 11 This is a schematic diagram of the drill tip of this utility model;

[0038] Figure 12 This is a schematic diagram of the seed-dispensing wheel of this utility model;

[0039] Figure 13 This is a schematic diagram of the swing arm of this utility model;

[0040] Figure 14 This is a schematic diagram of the soil-filling brush of this utility model.

[0041] Among them, 11. Soil filling brush; 111. Mounting bolt hole; 112. Brush; 12. Tracked chassis; 21. Fourth layer plate; 22. Column; 23. Third layer side plate; 24. Third layer plate; 25. Second layer side plate; 26. Second layer plate; 27. First layer side plate; 31. Worm gear reducer; 32. First coupling; 33. Second motor; 34. Second motor mounting part; 35. Second coupling; 36. Lead screw; 37. Lead screw nut; 38. Bearing seat; 42. Optical shaft reinforcement; 43. Optical shaft... 44. Shaft seat; 45. First straight flange; 46. Lifting top plate; 47. Optical shaft; 48. Lifting bottom plate; 59. Seed storage box mounting column; 50. Seed storage box; 51. Gasket; 52. Seed-feeding wheel assembly housing; 53. Seed-feeding wheel; 54. Dividing groove; 65. Fourth sprocket; 66. Third shaft; 67. First gear; 68. Second gear; 69. Second chain assembly; 600. Worm gear; 601. Worm shaft; 602. First threaded section; 603. Second keyway; 604. Second smooth cylinder Section; 6074, worm gear section; 6075, second threaded section; 6076, first smooth cylindrical section; 6078, first keyway; 608, second sprocket; 609, third sprocket; 610, second shaft; 611, first chain assembly; 612, first sprocket; 613, first shaft; 701, crank; 702, connecting rod; 703, oscillating rod positioning component; 704, fourth shaft; 705, second nut; 706, connecting rod connector; 707, oscillating rod reinforcement component; 708, shaft clamp; 709, side bearing. 710. Swing rod; 7101. Through hole; 7102. U-groove; 711. First washer; 81. First nut; 82. Bushing; 83. Second straight flange; 84. Second key; 85. Drill bit; 851. Third thread; 852. Movable keyway; 853. Third smooth cylindrical section; 854. Fourth thread; 855. Fourth smooth cylindrical section; 856. Blade; 857. Fifth thread; 858. Hollow structure; 86. Drill tip; 861. Internal thread; 862. Cone; 863. Spacer. Detailed Implementation

[0042] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0043] To make the above-mentioned objectives, features and advantages of this utility model more apparent and understandable, the utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0044] Reference Figures 1 to 14 As shown, this utility model provides a drilling-type small seeder, including...

[0045] Walking mechanism;

[0046] The lifting and adjusting mechanism is fixedly installed at the top of the traveling mechanism;

[0047] The support mechanism is fixedly installed on the movable end of the lifting and adjusting mechanism, which is used to adjust the vertical height of the support mechanism.

[0048] The sowing mechanism is fixedly mounted on the support mechanism. The sowing end of the sowing mechanism slides through the lifting and adjusting mechanism and is located at the bottom of the traveling mechanism. The sowing mechanism is used for sowing.

[0049] Furthermore, the seeding mechanism includes

[0050] The seed storage component is fixedly installed at the top of the support mechanism. The seed storage component is used for storing and distributing seeds.

[0051] The seeding drive component is fixedly installed in the middle of the support mechanism. The seeding drive component is hollow and its feed end is connected to the discharge end of the seed storage component. The seeding drive component is connected to the seed storage component in a transmission connection.

[0052] The seed sowing component is movably set in the lower part of the support mechanism. The seed sowing component is movably connected to the sowing drive component and is correspondingly connected to the discharge end of the sowing drive component.

[0053] The linkage assembly is fixedly installed at the bottom of the support mechanism. The linkage assembly is connected to the seed sowing assembly for transmission and is used to drive the seed sowing assembly to move up and down.

[0054] Furthermore, the seeding drive assembly includes a seeding motor, which is fixedly mounted in the middle of the support mechanism. A first gear 603 is fixedly connected to the output shaft of the seeding motor. The first gear 603 meshes with a second gear 604. The second gear 604 is coaxially fixedly sleeved on the outside of a worm shaft 607. The worm shaft 607 is hollow inside and rotatably mounted in the middle of the support mechanism. The top end of the worm shaft 607 corresponds to the discharge end of the seed storage assembly. A worm wheel 606 is driven and meshed with the worm shaft 607. The worm wheel 606 is coaxially fixedly sleeved on the outside of a second shaft 610. The second shaft 610 is rotatably mounted in the middle of the support mechanism. A second sprocket 608 and a third sprocket 609 are coaxially fixedly sleeved on the outer wall of 610. The second sprocket 608 is driven by a fourth sprocket 601 through a second chain group 605. The fourth sprocket 601 is coaxially fixedly sleeved on the outside of the third shaft 602. The third shaft 602 is rotatably connected to the top of the support mechanism and is driven by the seed storage component. The third sprocket 609 is driven by a first sprocket 612 through a first chain group 611. The first sprocket 612 is coaxially fixedly sleeved on the outside of the first shaft 613. The first shaft 613 is rotatably connected to the bottom of the support mechanism and is driven by the connecting rod assembly.

[0055] The worm shaft 607 has a structure divided into five sections. The first section has a first keyway 6078, the second section has a first smooth cylindrical section 6076 and a second threaded section 6075, the third section is the worm section 6074, the fourth section is the second smooth cylindrical section 6073, the second smooth cylindrical section 6073 has a second keyway 6072, and the fifth section is the first threaded section 6071.

[0056] Furthermore, the seed sowing assembly includes a drill bit 85, which is hollow and its top end is rotatably connected to the bottom end of the worm shaft 607. A bushing 82 is coaxially fixedly sleeved on the outer wall of the drill bit 85. The bushing 82 is vertically slidably disposed at the bottom end of the support mechanism. A first nut 81 is fixedly disposed on the top end of the drill bit 85, and a drill tip 86 is fixedly connected to the bottom end of the drill bit 85. The bushing 82 is movably engaged with the connecting rod assembly.

[0057] Furthermore, the drill bit 85 has a fifth thread 857 in the first section, a blade 856 in the second section, a fourth smooth cylindrical section 855 in the third section with a fourth thread 854 on the fourth smooth cylindrical section 855, a third smooth cylindrical section 853 in the fourth section with a movable keyway 852 on the third smooth cylindrical section 853, a third thread 851 in the fifth section, and the drill bit 85 has a hollow structure 858 overall.

[0058] The drill bit 85 and the drill tip 86 are connected by a threaded knob. The function of the drill tip 86 is to ensure that the drill bit 85 can drill smoothly and prevent soil from entering the hollow structure 858 of the drill bit 85. At the same time, the drill tip 86 can also open and close, preventing soil from entering the hollow structure 858 of the drill bit 85 while not hindering the falling of seeds. The movable keyway 852 on the drill bit 85 and the second key 84 are clearance fit, ensuring that the rotational power can be transmitted from the worm shaft 607 to the drill bit 85 without affecting the lifting and lowering movement of the drill bit 85. The drill bit 85 is fitted with a bushing 82 and a first nut 81. The function of the bushing 82 is to make the fit between the drill bit 85 and the second linear flange 83 more reliable, ensuring the rotation and lifting of the drill bit 85. The first nut 81 is fixed to the upper end of the drill bit 85, so that the bushing 82 is fixed on the drill bit 85 and prevents the bushing 82 from falling off.

[0059] The lower part of the drill tip 86 is conical, divided into four conical pieces 862, and the upper part is cylindrical with internal threads 861. A gap 863 is provided between any two adjacent conical pieces 862.

[0060] Furthermore, the connecting rod assembly includes a crank 701, one end of which is fixedly connected to the first shaft 613, and the other end of the crank 701 is rotatably connected to one end of a connecting rod 702. The other end of the connecting rod 702 is rotatably connected to a swing rod reinforcement 707 via a connecting rod connector 706. Two swing rods 710 are fixedly connected to the two opposite outer walls of the swing rod reinforcement 707. The two swing rods 710 are rotatably connected to a swing rod positioning member 703 via a fourth shaft 704 at their close ends. The swing rod positioning member 703 is fixedly connected to the bottom end of the support mechanism. The two swing rods 710 are movably connected to a shaft clamp 708 at their close ends. A retaining bearing 709 is provided inside the shaft clamp 708, and a bushing 82 is provided inside the retaining bearing 709.

[0061] A first washer 711 is connected to the flange bearing 709, and a second nut 705 is connected to the first washer 711.

[0062] The swing arm positioning component 703 is fixedly connected to the lifting top plate 45 to ensure the fixation of the connecting rod assembly. The swing arm positioning component 703 is connected to the fourth shaft 704 by a pin to ensure that the connecting rod 702 can rotate with the fourth shaft 704 as a rotating axis. The connecting rod connecting component 706 is also connected to the connecting rod 702 by a pin to ensure that the connecting rod 702 can rotate with the connecting rod connecting component 706 as a rotating axis. The connecting rod 702 is also connected to the crank 701 by a pin. The swing arm 710 is connected to the shaft clamp 708 by a clearance connection. The swing arm is designed with a through hole 7101 and a U-shaped groove 7102 to ensure that the shaft clamp 708 is kept horizontal.

[0063] Furthermore, the seed storage assembly includes a seed storage box 52, which is fixedly mounted on the top of the support mechanism by a number of seed storage box mounting columns 51. The bottom of the seed storage box 52 is provided with two seed-dispensing wheel component housings 54, which are arranged at intervals. A seed-dispensing wheel 55 is rotatably mounted between the side walls of the two seed-dispensing wheel component housings 54 that are close to each other by a number of pads 53. The seed-dispensing wheel 55 is correspondingly mounted at the bottom of the seed storage box 52 and is coaxially fixedly sleeved on the outside of the third shaft 602. A number of distribution grooves 551 are opened on the edge of the seed-dispensing wheel 55, which are equally spaced.

[0064] The seed storage box mounting post 51 is installed on the fourth layer plate 21, and the seed storage box 52 is fixed on the seed storage box mounting post 51 to ensure the fixed installation of the seed storage box 52. The seed-dispensing wheel component housing 54 clamps from the left and right to limit the seed-dispensing wheel 55 to the middle, while ensuring that the seeds can fall normally into the dispensing groove 551. The seed storage box 52 is installed with the holes of the seed-dispensing wheel component housing 54 aligned to ensure that the seeds can fall smoothly into the seed-dispensing wheel 55, thus completing the seed dispensing work.

[0065] Furthermore, the lifting adjustment mechanism includes a lifting base plate 47, which is fixedly installed at the top of the walking mechanism. The top of the lifting base plate 47 is fixedly connected to the bottom of several vertically arranged optical shafts 46. The outer side wall of the optical shafts 46 is slidably fitted with a first linear flange 44. Several first linear flanges 44 are fixedly connected to a lifting top plate 45. The top of the optical shafts 46 is fixedly connected to an optical shaft reinforcement member 42 through an optical shaft seat 43. An adjustment drive component is fixedly connected to the optical shaft reinforcement member 42. The movable end of the adjustment drive component is fixedly connected to the lifting top plate 45. The support mechanism is fixedly installed at the top of the lifting top plate 45.

[0066] Furthermore, the adjustment drive assembly includes a second motor 33, which is fixedly mounted on the optical shaft reinforcement 42. The output shaft of the second motor 33 is driven to the input end of a worm gear reducer 31 via a first coupling 32. The worm gear reducer 31 is fixedly mounted on the optical shaft reinforcement 42. The output end of the worm gear reducer 31 is driven to one end of a lead screw 36 via a second coupling 35. A lead screw nut 37 is threaded onto the outer wall of the lead screw 36. The lead screw nut 37 is fixedly connected to the lifting top plate 45. The other end of the lead screw 36 is rotatably connected to a bearing seat 38, which is fixedly connected to the top of the lifting base plate 47.

[0067] The second motor 33 is fixedly mounted on the optical axis reinforcement component 42 via the second motor mounting component 34.

[0068] Furthermore, the support mechanism includes several columns 22, which are vertically arranged and whose bottom ends are fixedly connected to the lifting top plate 45. The columns 22 are respectively arranged at the four corners of the lifting top plate 45. The top ends of the columns 22 are fixedly connected to a fourth layer plate 21. The columns 22 are fixedly connected to a third layer plate 24 and a second layer plate 26. The third layer plate 24 and the second layer plate 26 are arranged vertically and vertically and a second layer side plate 25 is fixedly connected between them. A third layer side plate 23 is fixedly connected between the third layer plate 24 and the fourth layer plate 21. A first layer side plate 27 is fixedly connected between the second layer plate 26 and the lifting top plate 45.

[0069] Furthermore, the walking mechanism includes a tracked chassis 12, a lifting base plate 47 fixedly mounted on the top of the tracked chassis 12, and a soil-filling brush 11 provided at the bottom of the tracked chassis 12.

[0070] As an additional embodiment of this utility model, the soil-filling brush 11 includes a brush 112. Mounting bolt holes 111 are respectively provided at both ends of the top of the brush 112. The mounting bolt holes 111 are used to mount the soil-filling brush 11 onto the track chassis 12. The brush 112 on the soil-filling brush 11 is made of a material with good elasticity and wear resistance, similar to a broom structure, ensuring that the machine can push soil into the pit during its forward movement. Simultaneously, when encountering obstacles such as stones, the elasticity of the brush 112 does not affect the machine's forward movement. Different fixing points are provided on the track chassis 12 for the soil-filling brush 11. By using different fixing points, the ground clearance of the soil-filling brush 11 can be adjusted to achieve different soil-filling effects.

[0071] In the description of this utility model, it should be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0072] The embodiments described above are merely preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model. Various modifications and improvements to the technical solutions of the present utility model made by those skilled in the art without departing from the spirit of the present utility model should fall within the protection scope of the present utility model.

Claims

1. A small-scale drilling seeder, characterized in that, include Walking mechanism; A lifting and adjusting mechanism is fixedly installed at the top of the traveling mechanism; A support mechanism is fixedly mounted on the movable end of the lifting and adjusting mechanism, which is used to adjust the vertical height of the support mechanism. The sowing mechanism is fixedly mounted on the support mechanism. The sowing end of the sowing mechanism slides through the lifting and adjusting mechanism and is located at the bottom of the walking mechanism. The sowing mechanism is used for sowing.

2. The drilling-type small seeder according to claim 1, characterized in that, The seeding mechanism includes A seed storage component is fixedly mounted on the top of the support mechanism. The seed storage component is used for storing and distributing seeds. A seeding drive assembly is fixedly disposed in the middle of the support mechanism. The seeding drive assembly is hollow and its feed end is connected to the discharge end of the seed storage assembly. The seeding drive assembly is connected to the seed storage assembly in a transmission manner. A seed sowing component is movably disposed in the lower part of the support mechanism. The seed sowing component is movably connected to the sowing drive component and is correspondingly connected to the discharge end of the sowing drive component. A linkage assembly is fixedly installed at the bottom of the support mechanism. The linkage assembly is connected to the seed sowing assembly for driving the seed sowing assembly to move up and down.

3. A small-scale drilling seeder according to claim 2, characterized in that, The sowing drive assembly includes a sowing motor, which is fixedly mounted in the middle of the support mechanism. A first gear (603) is fixedly connected to the output shaft of the sowing motor. The first gear (603) meshes with a second gear (604). The second gear (604) is coaxially and fixedly sleeved on the outside of a worm shaft (607). The worm shaft (607) is hollow inside and rotatably mounted in the middle of the support mechanism. The top end of the worm shaft (607) corresponds to the discharge end of the seed storage assembly. A worm wheel (606) is driven and meshed with the worm shaft (607). The worm wheel (606) is coaxially and fixedly sleeved on the outside of a second shaft (610). The second shaft (610) is rotatably mounted in the middle of the support mechanism. A second sprocket (608) and a third sprocket (609) are coaxially fixedly sleeved on the outer wall. The second sprocket (608) is driven by a fourth sprocket (601) through a second chain group (605). The fourth sprocket (601) is coaxially fixedly sleeved on the outside of a third shaft (602). The third shaft (602) is rotatably connected to the top of the support mechanism and is driven by the seed storage component. The third sprocket (609) is driven by a first sprocket (612) through a first chain group (611). The first sprocket (612) is coaxially fixedly sleeved on the outside of a first shaft (613). The first shaft (613) is rotatably connected to the bottom of the support mechanism and is driven by the connecting rod assembly.

4. A small-scale drilling seeder according to claim 3, characterized in that, The seed sowing assembly includes a drill bit (85), which is hollow and its top end is rotatably connected to the bottom end of the worm shaft (607). A bushing (82) is coaxially fixedly sleeved on the outer wall of the drill bit (85). The bushing (82) is vertically slidably disposed at the bottom end of the support mechanism. A first nut (81) is fixedly disposed on the top end of the drill bit (85). A drill tip (86) is fixedly connected to the bottom end of the drill bit (85). The bushing (82) is movably engaged with the connecting rod assembly.

5. A small-scale drilling seeder according to claim 4, characterized in that, The connecting rod assembly includes a crank (701), one end of which is fixedly connected to the first shaft (613), and the other end of which is rotatably connected to one end of a connecting rod (702). The other end of the connecting rod (702) is rotatably connected to a swing rod reinforcement (707) via a connecting rod connector (706). Two swing rods (710) are fixedly connected to the two opposite outer walls of the swing rod reinforcement (707). The two swing rods (710) are rotatably connected to a swing rod positioning member (703) via a fourth shaft (704) at their close ends. The swing rod positioning member (703) is fixedly connected to the bottom end of the support mechanism. The two swing rods (710) are movably connected to a shaft clamp (708) at their close ends. A retaining bearing (709) is provided inside the shaft clamp (708), and a bushing (82) is provided inside the retaining bearing (709).

6. A small-scale drilling seeder according to claim 3, characterized in that, The seed storage assembly includes a seed storage box (52), which is fixedly mounted on the top of the support mechanism by a number of seed storage box mounting columns (51). The bottom of the seed storage box (52) is provided with two seed-dispensing wheel component housings (54). The two seed-dispensing wheel component housings (54) are arranged at intervals relative to each other. A seed-dispensing wheel (55) is rotatably mounted between the side walls of the two seed-dispensing wheel component housings (54) that are close to each other by a number of pads (53). The seed-dispensing wheel (55) is correspondingly mounted on the bottom of the seed storage box (52). The seed-dispensing wheel (55) is coaxially fixedly sleeved on the outside of the third shaft (602). A number of component grooves (551) are opened on the edge of the seed-dispensing wheel (55), and the number of component grooves (551) are equally spaced.

7. A small-scale drilling seeder according to claim 1, characterized in that, The lifting and adjusting mechanism includes a lifting base plate (47), which is fixedly installed at the top of the walking mechanism. The top of the lifting base plate (47) is fixedly connected to the bottom of several vertically arranged optical shafts (46). The outer wall of the optical shaft (46) is slidably fitted with a first linear flange (44). Several first linear flanges (44) are fixedly connected to a lifting top plate (45). The top of the optical shaft (46) is fixedly connected to an optical shaft reinforcement component (42) through an optical shaft seat (43). An adjustment drive component is fixedly connected to the optical shaft reinforcement component (42). The movable end of the adjustment drive component is fixedly connected to the lifting top plate (45). The support mechanism is fixedly installed at the top of the lifting top plate (45).

8. A small-scale drilling seeder according to claim 7, characterized in that, The adjustment drive assembly includes a second motor (33), which is fixedly mounted on the optical axis reinforcement (42). The output shaft of the second motor (33) is driven to the input end of a worm gear reducer (31) via a first coupling (32). The worm gear reducer (31) is fixedly mounted on the optical axis reinforcement (42). The output end of the worm gear reducer (31) is driven to one end of a lead screw (36) via a second coupling (35). A lead screw nut (37) is threaded onto the outer wall of the lead screw (36). The lead screw nut (37) is fixedly connected to the lifting top plate (45). The other end of the lead screw (36) is rotatably connected to a bearing seat (38). The bearing seat (38) is fixedly connected to the top of the lifting base plate (47).

9. A small-scale drilling seeder according to claim 7, characterized in that, The support mechanism includes several columns (22), which are vertically arranged and whose bottom ends are fixedly connected to the lifting top plate (45). The columns (22) are respectively arranged at the four corners of the lifting top plate (45). The top ends of the columns (22) are fixedly connected to a fourth layer plate (21). The columns (22) are fixedly connected to a third layer plate (24) and a second layer plate (26). The third layer plate (24) and the second layer plate (26) are arranged vertically and vertically and a second layer side plate (25) is fixedly connected between them. The third layer plate (24) and the fourth layer plate (21) are fixedly connected to a third layer side plate (23). The second layer plate (26) and the lifting top plate (45) are fixedly connected to a first layer side plate (27).

10. A small-scale drilling seeder according to claim 9, characterized in that, The walking mechanism includes a tracked chassis (12), the lifting base plate (47) is fixedly installed on the top of the tracked chassis (12), and a soil filling brush (11) is provided at the bottom of the tracked chassis (12).

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