Spacing-adjustable composite seeding machine

Abstract

The utility model discloses a composite seeding machine with adjustable spacing, which relates to the field of seeding machines and comprises a fertilizer box, a base is mounted at the bottom of the fertilizer box, a soil turning component is connected to the back of the base, and a seeding box is connected to the top of the soil turning component; according to the composite seeder with the adjustable spacing, the two fixing rods can drive the symmetrical scraping blocks to rotate, and the scraping blocks can cut openings towards two sides when rotating to the side surface of a chemical fertilizer seed bag through the notches of the fixing frames, so that the seeding and material guiding efficiency is improved, and the seeding efficiency can be improved; a clamping block can be clamped and positioned with a clamping groove through resetting of a spring, a soil turning assembly can be driven to be positioned when the clamping block and a positioning block are positioned, the soil turning assembly can conveniently adjust the sowing distance, an insertion block can be positioned when sliding into an insertion groove, and a concave push block can be driven to be positioned when the insertion block is positioned; the concave push block is prevented from automatically resetting under the action of the spring, and the operation convenience of the adjusting mechanism is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of seed drills, in particular to a composite seed drill with adjustable spacing. Background Art

[0002] A seeder is a mechanical device used for sowing operations in farmland. A rice and bean seeder is an agricultural mechanical device used to plant crops such as corn and soybeans. The machine is usually equipped with a seed box, a seed meter, a row spacing adjustment device, a depth controller and other components. It can automatically sow corn and soybean seeds evenly into the soil at a certain spacing and depth, improve sowing efficiency, reduce labor costs, and promote the improvement of crop yield and quality. A composite seeder is a sowing mechanical device that combines multiple functions.

[0003] In the prior art, a Chinese patent with the authorization announcement number CN216600725U discloses an automatic seeding device for agricultural planting, which belongs to the field of seeding machines. Its technical points include a frame, a tillage wheel is arranged outside the frame, an automatic seeding device is fixedly arranged on the top surface of the frame, a docking rod is fixedly arranged on the left wall of the frame, and a plurality of soil-breaking components are fixedly arranged on the bottom surface of the docking rod. A rotating roller is rotatably connected to the middle part of the frame, a plurality of soil-screening rods are fixedly arranged on the outside of the rotating roller, a motor is arranged at the rear end of the rotating roller, a hopper is arranged on the right side of the rotating roller, a stone baffle is hinged on the right wall of the hopper, and a plurality of stone-screening troughs are arranged on the left side of the hopper in a linear and equidistant structure. The soil-breaking component of the utility model has an adjustable soil-turning height, which greatly improves the flexibility of the soil-breaking component in turning over stones.

[0004] At present, most seed drills on the market still have certain deficiencies when in use. As shown in the above-mentioned document, the device can adjust the height of the soil through the soil-breaking component, but the sowing spacing is mostly adjusted by bolts, which is very troublesome and not stable enough, affecting the sowing effect. Secondly, the machine consumes more physical energy when pouring materials, which affects the sowing efficiency and has certain deficiencies in use. Utility Model Content

[0005] The utility model aims to provide a composite seeder with adjustable spacing, so as to solve the problems in the above-mentioned background technology that the seeder is inconvenient to adjust the spacing and it is labor-intensive to pour the materials.

[0006] To achieve the above object, the utility model provides the following technical solution: a composite seeder with adjustable spacing, comprising a fertilizer box, a base is installed at the bottom of the fertilizer box, a soil turning component is connected to the back of the base, and a seeding box is connected to the top of the soil turning component;

[0007] A fixing frame is fixed inside the fertilizer box, a first gear rotates inside the fertilizer box near the fixing frame, and a cutting mechanism is arranged inside the fertilizer box, through which the fertilizer bag or the seed bag can be cut open;

[0008] A plurality of positioning grooves are arranged on the top of the base, and an adjusting mechanism is arranged inside the positioning groove, and the sowing position of the soil turning assembly can be changed by the adjusting mechanism.

[0009] Furthermore, the cutting mechanism includes a second gear, the second gear is meshedly connected to the side surface of the first gear, and the side surfaces of the first gear and the second gear are both fixed with a fixing rod.

[0010] Furthermore, the fixed rods rotate inside the fertilizer box, and scraping blocks are symmetrically and cross-fixed on the surfaces of the two groups of fixed rods. A rotating block is fixed to the end of the fixed rod on the left side, and the rotating block penetrates and rotates inside the fertilizer box.

[0011] Furthermore, the adjustment mechanism includes a snap-fit ​​groove, and the snap-fit ​​groove is arranged on the inner side of the base, a sleeve block is slidably sleeved on the surface of the base, and a telescopic groove is arranged inside the sleeve block.

[0012] Furthermore, a concave push block is slidably passed through the telescopic groove, a positioning mechanism is arranged inside the concave push block, and a clamping block is fixed at the end of the concave push block.

[0013] Furthermore, the clamping block slides inside the telescopic slot, a spring is connected between the clamping block and the telescopic slot, and a positioning block is fixed inside the sleeve block.

[0014] Furthermore, the positioning mechanism includes a through hole, and the through hole is opened at the top of the concave push block, a limiting block is fixed inside the through hole, an insert block slides through the through hole, a limiting groove is opened on the left side of the insert block, the through hole slides inside the limiting groove, and a slot is opened on the top of the socket block.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The composite seeder with adjustable spacing has two fixed rods that can drive the symmetrical scraper blocks to rotate. When the scraper blocks rotate to the side of the fertilizer seed bag through the notch of the fixed frame, they can cut openings on both sides, thereby improving the efficiency of sowing and guiding materials. The card block can be positioned with the card slot through spring reset. When the card block is positioned with the positioning block, the soil turning component can be positioned, which is convenient for the soil turning component to adjust the sowing spacing. When the insert block slides to the inside of the slot, it can be positioned. When the insert block is positioned, it can drive the concave push block to position, preventing the concave push block from automatically resetting under the action of the spring, thereby improving the convenience of operation of the adjustment mechanism;

[0017] 2. A fixed frame is provided, through which the seed bag can be more stably carried, saving effort during sowing and speeding up the sowing efficiency in disguise;

[0018] 3. A first gear and a second gear are provided, and the meshing rotation of the first gear and the second gear can drive the symmetrical scraping blocks to rotate in opposite directions, so that the opening of the fertilizer seed bag can be torn more conveniently;

[0019] 4. A socket block is provided, and the socket block can slide downward and left and right through the base, so as to adjust the sowing spacing and improve the effect of seed growth;

[0020] 5. An insert block and a slot are provided, and the concave push block can be positioned through the positioning of the slot and the insert block, thereby preventing the block from automatically resetting under the action of the spring, thereby improving the convenience of adjusting the sowing spacing of the soil turning component. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a schematic diagram of the overall front-view three-dimensional structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the overall rear-view stereoscopic structure of the utility model;

[0023] Figure 3 This is a schematic diagram of the cutaway three-dimensional structure of the fertilizer box of the utility model;

[0024] Figure 4 This is an enlarged three-dimensional structural diagram of the fixing rod of the utility model;

[0025] Figure 5 This is a schematic diagram of the cross-sectional three-dimensional structure of the base of the utility model;

[0026] Figure 6 This is a schematic diagram of the three-dimensional structure of the sleeve block of the utility model in a cutaway manner;

[0027] Figure 7 It is a schematic diagram of the enlarged and split three-dimensional structure of the plug block of the utility model.

[0028] In the figure: 1. fertilizer box; 2. base; 3. soil turning assembly; 4. seeding box; 101. fixed frame; 102. first gear; 103. second gear; 104. fixed rod; 105. scraper block; 106. rotating block; 201. positioning groove; 202. engaging groove; 203. sleeve block; 204. telescopic groove; 205. concave push block; 206. clamping block; 207. spring; 208. positioning block; 209. through hole; 210. limit block; 211. insert block; 212. limit groove; 213. slot. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Example

[0030] like Figure 1-Figure 4 The technical solution shown in the figure, the present invention provides the following technical solution: In order to solve the problem that it is inconvenient to disassemble the bag of the seeder and it will consume a lot of physical strength, a cutting mechanism is disclosed:

[0031] The invention comprises a fertilizer box 1, a base 2 is installed at the bottom of the fertilizer box 1, a soil turning component 3 is connected to the back of the base 2, a sowing box 4 is connected to the top of the soil turning component 3, a fixing frame 101 is fixed inside the fertilizer box 1, a first gear 102 rotates inside the fertilizer box 1 close to the fixing frame 101, a cutting mechanism is arranged inside the fertilizer box 1, and a fertilizer bag or a seed bag can be cut open by the cutting mechanism, a plurality of positioning grooves 201 are arranged on the top of the base 2, and an adjusting mechanism is arranged inside the positioning groove 201, and a sowing position of the soil turning component 3 can be changed by the adjusting mechanism;

[0032] The cutting mechanism includes a second gear 103, which is meshed and connected to the side of the first gear 102. The first gear 102 and the second gear 103 are both fixed with fixed rods 104 on the side, and the fixed rods 104 rotate inside the fertilizer box 1. The surfaces of the two groups of fixed rods 104 are symmetrically and cross-fixed with scraping blocks 105. The end of the left fixed rod 104 is fixed with a rotating block 106, and the rotating block 106 penetrates and rotates inside the fertilizer box 1. When the seeder is used, the seed and fertilizer bag is placed on the surface of the fixed frame 101 and the rotating block 106 is rotated. When 106 rotates, it can drive the fixed rod 104 to rotate. When the fixed rod 104 rotates, it can rotate through the fertilizer box 1. When the fixed rod 104 rotates, it can drive the first gear 102 to rotate. The first gear 102 can drive the second gear 103 to mesh and rotate. At this time, the two fixed rods 104 can drive the symmetrical scraping blocks 105 to rotate. When the scraping blocks 105 rotate to the side of the fertilizer seed bag through the notch of the fixed frame 101, they can cut openings on both sides, thereby improving the efficiency of sowing and guiding materials, and can improve the sowing efficiency. Example

[0033] like Figure 5 and Figure 6 The technical solution shown in the figure, the present invention provides the following technical solution: In order to solve the problem that it is inconvenient to adjust the spacing of the seed drill, an adjustment mechanism is disclosed:

[0034] The adjusting mechanism includes a snap-fitting groove 202, and the snap-fitting groove 202 is arranged on the inner side of the base 2, a sleeve block 203 is slidably sleeved on the surface of the base 2, a telescopic groove 204 is arranged inside the sleeve block 203, a concave push block 205 is slidably penetrated inside the telescopic groove 204, a positioning mechanism is arranged inside the concave push block 205, and a clamping block 206 is fixed at the end of the concave push block 205, the clamping block 206 slides inside the telescopic groove 204, a spring 207 is connected between the clamping block 206 and the telescopic groove 204, a positioning block 208 is fixed inside the sleeve block 203, and before the seeder is used, the concave push block 205 is pushed to drive the clamping block 206 to slide inside the telescopic groove 204 and the snap-fitting groove 202, and the clamping block 206 can squeeze the spring 207 when it slides, and the clamping block 206 is squeezed out of the clamping groove 202 and then the soil turning component is lifted. 3. When the tilling assembly 3 is lifted, the sleeve block 203 can be driven to move, and the sleeve block 203 can slide upward through the base 2, and the sleeve block 203 can drive the positioning block 208 to slide out of the positioning groove 201. At this time, the tilling assembly 3 is pushed sideways to slide through the base 2. After the tilling assembly 3 slides to the specified position, the positioning block 208 can be moved to the top of the positioning groove 201 of other groups. Putting down the tilling assembly 3 can drive the positioning block 208 to be inserted into the positioning groove 201 for positioning. At the same time, the clamping block 206 can be moved to the side of the engaging groove 202 of other groups for reset. The clamping block 206 can be reset by the spring 207 and can be engaged with the engaging groove 202 for positioning. When the clamping block 206 and the positioning block 208 are positioned, the tilling assembly 3 can be driven to be positioned, which is convenient for the tilling assembly 3 to adjust the sowing spacing. Example

[0035] like Figure 6 The technical solution shown in the figure, the present invention provides the following technical solution: In order to solve the problem that there are certain deficiencies in adjusting the spacing and the operating efficiency is affected, on the basis of the second embodiment, a flip mechanism is disclosed:

[0036] The positioning mechanism includes a through hole 209, and the through hole 209 is provided at the top of the concave push block 205. A limiting block 210 is fixed inside the through hole 209. An insert block 211 is slidably inserted into the through hole 209. A limiting groove 212 is provided on the left side of the insert block 211. The through hole 209 slides inside the limiting groove 212. A slot 213 is provided on the top of the sleeve block 203. When the seeder pushes the concave push block 205, the insert block 211 can be driven to move to the top of the slot 213. Pushing the insert block 211 can drive the limiting groove 212 to move. When the limiting groove 212 moves, it can slide through the limiting block 210. When the insert block 211 slides to the inside of the slot 213, it can be positioned. When the insert block 211 is positioned, it can drive the concave push block 205 to be positioned, thereby preventing the concave push block 205 from automatically resetting under the action of the spring 207, thereby improving the convenience of operation of the adjustment mechanism.

[0037] Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments, or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A composite seeder with adjustable spacing, comprising a fertilizer box (1), a base (2) being installed at the bottom of the fertilizer box (1), a soil turning component (3) being connected to the back of the base (2), and a seeding box (4) being connected to the top of the soil turning component (3). It is characterized by: A fixing frame (101) is fixed inside the fertilizer box (1), a first gear (102) rotates inside the fertilizer box (1) near the fixing frame (101), and a cutting mechanism is provided inside the fertilizer box (1), and a fertilizer bag or a seed bag can be cut open by the cutting mechanism; A plurality of groups of positioning grooves (201) are provided on the top of the base (2), and an adjustment mechanism is provided inside the positioning groove (201), and the sowing position of the soil turning component (3) can be changed by the adjustment mechanism.

2. The composite seeder with adjustable spacing according to claim 1, characterized in that: The cutting mechanism comprises a second gear (103), the second gear (103) being meshedly connected to a side surface of the first gear (102), and fixing rods (104) are fixed to the sides of both the first gear (102) and the second gear (103).

3. The composite seeder with adjustable spacing according to claim 2, characterized in that: The fixed rods (104) rotate inside the fertilizer box (1), and scraping blocks (105) are symmetrically and cross-fixed on the surfaces of the two groups of fixed rods (104). A rotating block (106) is fixed to the end of the fixed rod (104) on the left side, and the rotating block (106) penetrates and rotates inside the fertilizer box (1).

4. The composite seeder with adjustable spacing according to claim 1, characterized in that: The adjustment mechanism comprises a snap-fit ​​groove (202), and the snap-fit ​​groove (202) is arranged on the inner side of the base (2), a sleeve block (203) is slidably sleeved on the surface of the base (2), and a telescopic groove (204) is arranged inside the sleeve block (203).

5. The composite seeder with adjustable spacing according to claim 4, characterized in that: A concave push block (205) is slidably inserted into the telescopic groove (204), a positioning mechanism is provided inside the concave push block (205), and a clamping block (206) is fixed at the end of the concave push block (205).

6. The composite seeder with adjustable spacing according to claim 5, characterized in that: The clamping block (206) slides inside the telescopic slot (204); a spring (207) is connected between the clamping block (206) and the telescopic slot (204); and a positioning block (208) is fixed inside the sleeve block (203).

7. The composite seeder with adjustable spacing according to claim 5, characterized in that: The positioning mechanism comprises a through hole (209), and the through hole (209) is provided at the top of the concave push block (205), a limit block (210) is fixed inside the through hole (209), an insert block (211) is slidably passed through the through hole (209), a limit slot (212) is provided on the left side of the insert block (211), the through hole (209) slides inside the limit slot (212), and a slot (213) is provided on the top of the sleeve block (203).

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