Long-grain grass seed coating device and use method thereof

Abstract

The present invention discloses a coating device for long-grain grass seeds and its use method, relating to the technical field of grass seed coating. The device comprises a base plate, a shaking plate disposed above the base plate, a fixed disk disposed in the middle of the bottom surface of the shaking plate, a fixed column disposed on the bottom surface of the fixed disk, and a cross plate disposed on the top surface of the base plate, connected to the fixed column via a shaking mechanism. The shaking plate is provided with a coating drum, a sleeve fixed to the middle of the inner top wall of the coating drum, a first bevel gear mounted on the upper middle portion of the sleeve, and a plurality of first stirring paddles mounted on the outer surface of the first bevel gear. A fixed shaft is inserted into the interior of the sleeve, a second bevel gear mounted on the bottom end of the fixed shaft, and a plurality of second stirring paddles mounted on the outer surface of the second bevel gear. Through stirring and shaking, the present invention can more quickly coat long-grain grass seeds, improving the efficiency of long-grain grass seed processing, forming a protective film on the surface of the long-grain grass seeds, and improving the sowing performance and adaptability of the long-grain grass seeds to the growing environment.

Description

Technical Field

[0001] The present invention relates to the technical field of grass seed coating, and in particular to a coating device for long-grain grass seeds and a use method thereof. Background Art

[0002] Grass seed coating equipment is used to coat seeds, improving sowing performance by coating the seeds with a specific substance. Coating can improve germination rates, disease resistance, and stress tolerance, while also facilitating sowing operations.

[0003] As disclosed in a Chinese utility model patent, a coating device for large-grained grass seeds and small-grained grass seeds with large differences in particle size (publication number: CN214046598U) includes a pushing base, a storage box, a discharge component, a stirring scraper, a stirring discharge plate and a driving device; the storage box is arranged on the pushing base, a discharge hole is provided on the bottom wall of the storage box, the discharge component is arranged in the storage box, the discharge component has a first discharge hole and a second discharge hole, the stirring scraper is fixedly installed in the storage box, the stirring discharge plate is in contact with the bottom wall of the storage box, and the driving device drives the discharge component and the stirring discharge plate to rotate.

[0004] The following disadvantages exist when coating long-grain grass seeds: long-grain grass seeds are mostly coated by stirring and shaking, which requires the purchase of special stirring and shaking equipment. The operation process is relatively complicated, and excessive stirring and shaking may damage the seeds, reduce the germination rate and growth ability of the seeds, and make it difficult to ensure the uniformity and thickness consistency of the coating, affecting the coating effect of the long-grain grass seeds. Summary of the Invention

[0005] The purpose of the present invention is to solve the shortcomings of the prior art and to propose a long-grain grass seed coating device and a method of using the same.

[0006] In order to solve the problems existing in the prior art, the present invention adopts the following technical solutions:

[0007] A coating device for long-grain grass seeds, comprising a base plate, a suspended shaking plate provided above the top surface of the base plate, tension springs fixed at the four corners of the bottom surface of the shaking plate, the bottom end of each tension spring fixed to the top surface of the base plate, a fixed disk provided in the middle of the bottom surface of the shaking plate, a concentrically fixed fixed column provided in the middle of the bottom surface of the fixed disk, a transversely fixed horizontal plate provided in the middle of the top surface of the base plate, the horizontal plate connected to the fixed column via a shaking mechanism;

[0008] A coating drum is provided on the top surface of the shaking plate, a sleeve is fixedly provided on the middle part of the inner top wall of the coating drum and is distributed therethrough, a first bevel gear is sleeved on the upper and middle part of the sleeve and is rotatably connected, a plurality of evenly distributed first L-shaped brackets are fixedly provided on the outer surface of the first bevel gear, and a first stirring paddle is fixedly provided on the bottom end of each first L-shaped bracket;

[0009] A fixed shaft is inserted vertically through the interior of the sleeve and is rotatably connected. The bottom end of the fixed shaft is sleeved with a concentrically fixed second bevel gear. The outer surface of the second bevel gear is fixed with a number of evenly distributed second L-shaped brackets, and the bottom end of each second L-shaped bracket is fixed with a second stirring paddle.

[0010] Preferably, the shaking mechanism includes a first motor and a bent handle. A first through hole penetrating the bottom plate is provided in the middle of the horizontal plate. A first motor with the output end facing upward is fixedly installed inside the first through hole. A bent handle is fixedly installed at the end of the motor shaft of the first motor. An obliquely distributed oblique pin is fixedly installed at the outer end of the bent handle. The top end of the oblique pin is movably hinged to the middle of the bottom surface of the fixed column, and the axis of the oblique pin is in the same straight line as the axis of the fixed column.

[0011] Preferably, the bottom of the fixed column is provided with a suspended fixed ring, and four evenly distributed hinge rings are fixed on the fixed ring. The bottoms of the front and rear sides of the fixed column are fixed with first pin shafts, and the outer end of each first pin shaft is rotatably inserted into the corresponding hinge ring.

[0012] Preferably, a pair of symmetrically distributed triangular brackets are fixed on the left and right sides of the top surface of the horizontal plate, and a second pin shaft is fixed on the top end of each triangular bracket, and the outer end portion of each second pin shaft is rotatably inserted into the corresponding hinge ring.

[0013] Preferably, a pair of symmetrically distributed linkage shafts are rotatably inserted at the bottom of the two side surfaces of the sleeve, and the outer end of each linkage shaft is sleeved with a concentrically fixed linkage bevel gear, and each linkage bevel gear is respectively meshed with the first bevel gear and the second bevel gear.

[0014] Preferably, the top end of the fixed shaft is sleeved with a concentrically fixed reciprocating gear, a driven shaft is rotatably inserted into the middle and rear side of the top surface of the coating cylinder, the top end of the driven shaft is sleeved with a concentrically fixed fan gear, an elliptical ring is fixed to the notch of the fan gear, and the fan gear is meshed with the reciprocating gear.

[0015] Preferably, a U-shaped plate is fixedly provided on the rear side of the top surface of the coating cylinder, a second through hole is opened in the middle of the U-shaped plate, a second motor with the output end facing downward is fixedly provided inside the second through hole, a limiting crank is fixedly provided on the end of the motor shaft of the second motor, a limiting pin is fixedly provided on the outer end of the limiting crank, and the bottom end of the limiting pin is slidably inserted in the elliptical ring.

[0016] Preferably, a feed pipe is fixedly provided on the front side of the top of the coating cylinder, and the outer end of the feed pipe is sleeved with a first threaded plug. A discharge pipe is fixedly provided on the bottom of the front of the coating cylinder, and the outer end of the discharge pipe is sleeved with a second threaded plug. The outer edge of the first stirring paddle is sleeved with a first rubber ring, and the outer edge of the second stirring paddle is sleeved with a second rubber ring.

[0017] Preferably, a number of evenly distributed first bolts are inserted into the outer edge of the bottom surface of the fixed plate, and the threaded end of each first bolt is threadedly locked with the shaking plate. The bottom of the coating cylinder is provided with a concentrically fixed flange ring, and a number of evenly distributed second bolts are inserted into the outer edge of the top surface of the flange ring, and the threaded end of each second bolt is threadedly locked with the shaking plate.

[0018] The present invention also provides a method for using a coating device for long-grain grass seeds, comprising the following steps:

[0019] Step 1: Open the first threaded plug, add an appropriate amount of long-grain grass seeds and coating paint into the coating cylinder through the feed tube, cover the first threaded plug, and start the second motor. The motor shaft of the second motor drives the limit crank and the limit pin to rotate synchronously. Under the limiting action of the limit pin and the elliptical ring, the elliptical ring and the sector gear are driven to reciprocate along the axis of the driven shaft;

[0020] Step 2: The sector gear meshes to drive the reciprocating gear, the fixed shaft, the second bevel gear, the plurality of second L-shaped brackets, and the second stirring paddle to rotate back and forth in the opposite direction. The second bevel gear meshes with the linkage bevel gear to drive the first bevel gear, the plurality of first L-shaped brackets, and the first stirring paddle to rotate back and forth. The long-grain grass seeds and the coating coating are uniformly stirred by the staggered rotation of the plurality of first stirring paddles and the second stirring paddles.

[0021] Step 3: Start the first motor. The motor shaft of the first motor drives the bending handle and the oblique pin to rotate synchronously. Under the hinged action of the oblique pin and the fixed column, the fixed column, the fixed plate, the shaking plate and the coating cylinder are driven to shake in a circular motion. At the same time, the fixing ring is driven to move synchronously with the fixed column, and the first pin and the second pin are hinged and rotated along the hinge ring.

[0022] Step 4: As the coating cylinder continues to shake, the long-grain grass seeds and coating paint inside the coating cylinder are further mixed, and the first rubber ring scrapes the inner wall of the coating cylinder. After the long-grain grass seeds are coated, the first motor and the second motor are stopped in turn, and the second threaded plug is opened, and the coated long-grain grass seeds are discharged along the discharge cylinder.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] 1. In the present invention, a plurality of first stirring paddles and a plurality of second stirring paddles rotate back and forth, and the long-grain grass seeds and the coating are uniformly stirred by the staggered rotation of the plurality of first stirring paddles and the second stirring paddles. The stirring action ensures that the coating is evenly covered on the surface of the long-grain grass seeds, thereby improving the germination rate and growth rate of the long-grain grass seeds.

[0025] 2. In the present invention, the shaking mechanism can drive the coating drum to shake in a circular motion, so that the long-grain grass seeds and the coating coating inside the coating drum are further mixed. The shaking action can help the coating coating better adhere to the surface of the long-grain grass seeds, prevent the coating coating from falling off, and improve the weather resistance and storage performance of the long-grain grass seeds.

[0026] In summary, the present invention can complete the preparation of long-grain grass seed coating more quickly through stirring and shaking, thereby improving the efficiency of long-grain grass seed processing, forming a protective film on the surface of the long-grain grass seeds, and improving the sowing performance and growth environment adaptability of the long-grain grass seeds. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0028] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0029] Figure 2 It is a schematic cross-sectional view of the overall structure of the present invention;

[0030] Figure 3 It is a schematic diagram of the overall structure of the present invention;

[0031] Figure 4 It is a schematic diagram of the cross-section explosion of the coating tube of the present invention;

[0032] Figure 5 It is a right side cutaway schematic diagram of the coating cylinder of the present invention;

[0033] Figure 6 This is a schematic diagram of the explosion of the shaking mechanism of the present invention;

[0034] Serial numbers in the figure: 1. Base plate; 11. Rocking plate; 12. Tension spring; 13. Fixed plate; 14. Fixed column; 15. First pin; 2. Horizontal plate; 21. First motor; 22. Bending handle; 23. Oblique pin; 24. Triangular bracket; 25. Second pin; 26. Fixed ring; 27. Hinge ring; 3. Coating cylinder; 31. Sleeve; 32. First bevel gear; 33. First L-shaped bracket; 34. First stirring paddle; 35. First rubber ring; 36. Second bevel gear; 37. Second L-shaped bracket; 38. Second stirring paddle; 39. Second rubber ring; 4. Fixed shaft; 41. Linkage shaft; 42. Linkage bevel gear; 43. Reciprocating gear; 44. Fan gear; 45. Elliptical ring; 46. U-shaped plate; 47. Second motor; 48. Limit crank; 49. Limit pin. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0036] Example 1: This example provides a coating device for long-grain grass seeds, see Figure 1-6 Specifically, it includes a bottom plate 1, a swaying plate 11 suspended above the top surface of the bottom plate 1, tension springs 12 fixed at the four corners of the bottom surface of the swaying plate 11, the bottom end of each tension spring 12 is fixed to the top surface of the bottom plate 1, a fixed plate 13 is provided in the middle of the bottom surface of the swaying plate 11, a concentric fixed fixed column 14 is provided in the middle of the bottom surface of the fixed plate 13, a transverse fixed horizontal plate 2 is provided in the middle of the top surface of the bottom plate 1, and the horizontal plate 2 is connected to the fixed column 14 through a swaying mechanism;

[0037] A coating drum 3 is provided on the top surface of the shaking plate 11. A sleeve 31 is fixedly provided in the middle of the inner top wall of the coating drum 3 and extends therethrough. A first bevel gear 32 is rotatably mounted on the upper middle portion of the sleeve 31. A plurality of evenly distributed first L-shaped brackets 33 are fixedly provided on the outer surface of the first bevel gear 32. A first stirring paddle 34 is fixedly provided at the bottom end of each first L-shaped bracket 33.

[0038] A fixed shaft 4 is inserted vertically through the interior of the sleeve 31 and is rotatably connected. A concentrically fixed second bevel gear 36 is sleeved on the bottom end of the fixed shaft 4. A plurality of evenly distributed second L-shaped brackets 37 are fixed to the outer surface of the second bevel gear 36. A second stirring paddle 38 is fixed to the bottom end of each second L-shaped bracket 37. The long-grain grass seeds and the coating coating are evenly stirred by the staggered rotation of the plurality of first stirring paddles 34 and the second stirring paddles 38.

[0039] It should be noted that in this embodiment, a feed pipe is fixedly provided on the front side of the top of the coating cylinder 3, and the outer end of the feed pipe is sleeved with a first threaded plug. A discharge pipe is fixedly provided on the bottom of the front of the coating cylinder 3, and the outer end of the discharge pipe is sleeved with a second threaded plug. A first rubber ring 35 is sleeved on the outer edge of the first stirring paddle 34, and a second rubber ring 39 is sleeved on the outer edge of the second stirring paddle 38. The first rubber ring 35 and the second rubber ring 39 protect the long-grain grass seeds, preventing the long-grain grass seeds from directly contacting the outer edges of the first stirring paddle 34 and the second stirring paddle 38 and causing them to break.

[0040] A number of evenly distributed first bolts are inserted into the outer edge of the bottom surface of the fixed plate 13, and the threaded end of each first bolt is threadedly locked with the shaking plate 11. The bottom of the coating cylinder 3 is provided with a concentrically fixed flange ring, and a number of evenly distributed second bolts are inserted into the outer edge of the top surface of the flange ring, and the threaded end of each second bolt is threadedly locked with the shaking plate 11; the fixed plate 13, the shaking plate 11 and the coating cylinder 3 can be disassembled and repaired through the first bolts and the second bolts.

[0041] Example 2: Based on Example 1, this example also includes:

[0042] In the specific implementation process, Figure 3 and Figure 6 As shown, the shaking mechanism includes a first motor 21 and a folded bent handle 22. A first through hole penetrating the bottom plate 1 is provided in the middle of the horizontal plate 2. The first motor 21 with the output end facing upward is fixedly provided inside the first through hole. The motor shaft end of the first motor 21 is fixedly provided with a folded bent handle 22. The outer end of the folded bent handle 22 is fixedly provided with an obliquely distributed oblique pin 23. The top end of the oblique pin 23 is movably hinged to the middle of the bottom surface of the fixed column 14, and the axis of the oblique pin 23 is in the same straight line as the axis of the fixed column 14; the motor shaft of the first motor 21 drives the folded bent handle 22 and the oblique pin 23 to rotate synchronously. Under the hinged action of the oblique pin 23 and the fixed column 14, the fixed column 14, the fixed disk 13, the shaking plate 11 and the coating drum 3 are driven to shake in a circle;

[0043] The bottom of the fixed column 14 is provided with a suspended fixed ring 26, and four evenly distributed hinge rings 27 are fixed to the fixed ring 26. The first pins 15 are fixed to the bottoms of the front and rear sides of the fixed column 14, and the outer end of each first pin 15 is rotatably inserted into the corresponding hinge ring 27;

[0044] A pair of symmetrically distributed triangular brackets 24 are fixed on the left and right sides of the top surface of the horizontal plate 2. A second pin shaft 25 is fixed to the top end of each triangular bracket 24, and the outer end portion of each second pin shaft 25 is rotatably inserted into the corresponding hinge ring 27; the fixing ring 26 moves synchronously with the fixing column 14, and the first pin shaft 15 and the second pin shaft 25 are hinged and rotated along the hinge ring 27.

[0045] Example 3: Based on Example 2, this example also includes:

[0046] In the specific implementation process, Figure 4 and Figure 5 As shown, a pair of symmetrically distributed linkage shafts 41 are rotatably inserted at the bottom of the two side surfaces of the sleeve 31, and the outer end of each linkage shaft 41 is sleeved with a concentrically fixed linkage bevel gear 42, and each linkage bevel gear 42 is respectively engaged with the first bevel gear 32 and the second bevel gear 36; the second bevel gear 36 engages to drive the linkage bevel gear 42, and the linkage bevel gear 42 then engages to drive the first bevel gear 32. Under the meshing action of the linkage bevel gear 42, the second bevel gear 36 and the first bevel gear 32 maintain a positive and negative rotation.

[0047] Example 4: Based on Example 3, this example also includes:

[0048] In the specific implementation process, Figure 4 and Figure 5 As shown, the top end of the fixed shaft 4 is sleeved with a concentrically fixed reciprocating gear 43, and a driven shaft is rotatably inserted into the middle and rear side of the top surface of the coating drum 3. The top end of the driven shaft is sleeved with a concentrically fixed sector gear 44, and an elliptical ring 45 is fixed to the notch of the sector gear 44. The sector gear 44 is meshed with the reciprocating gear 43; the meshing of the sector gear 44 drives the reciprocating gear 43, the fixed shaft 4, the second bevel gear 36, the plurality of second L-shaped brackets 37 and the second stirring paddle 38 to rotate back and forth in the opposite direction;

[0049] A U-shaped plate 46 is fixedly provided on the rear side of the top surface of the coating drum 3, and a second through hole is opened in the middle of the U-shaped plate 46. A second motor 47 with the output end facing downward is fixedly provided inside the second through hole. A limiting crank 48 is fixedly provided on the end of the motor shaft of the second motor 47, and a limiting pin 49 is fixedly provided on the outer end of the limiting crank 48. The bottom end of the limiting pin 49 is slidably inserted in the elliptical ring 45; the motor shaft of the second motor 47 drives the limiting crank 48 and the limiting pin 49 to rotate synchronously, and under the limiting action of the limiting pin 49 and the elliptical ring 45, the elliptical ring 45 and the sector gear 44 are driven to rotate back and forth along the axis of the driven shaft.

[0050] Specifically, the working principle and operation method of the present invention are as follows:

[0051] Step 1: Open the first threaded plug, add an appropriate amount of long-grain grass seeds and coating paint into the coating cylinder 3 through the feed tube, cover the first threaded plug, and start the second motor 47. The motor shaft of the second motor 47 drives the limit crank 48 and the limit pin 49 to rotate synchronously. Under the limiting action of the limit pin 49 and the elliptical ring 45, the elliptical ring 45 and the sector gear 44 are driven to reciprocate along the axis of the driven shaft;

[0052] Step 2: The sector gear 44 engages and drives the reciprocating gear 43, the fixed shaft 4, the second bevel gear 36, the plurality of second L-shaped brackets 37 and the second stirring paddle 38 to rotate back and forth in the opposite direction. The second bevel gear 36 drives the first bevel gear 32, the plurality of first L-shaped brackets 33 and the first stirring paddle 34 to rotate back and forth through the meshing action of the linkage bevel gear 42. The long-grain grass seeds and the coating coating are uniformly stirred by the staggered rotation of the plurality of first stirring paddles 34 and the second stirring paddles 38.

[0053] Step 3: Start the first motor 21. The motor shaft of the first motor 21 drives the bending handle 22 and the oblique pin 23 to rotate synchronously. Under the hinged action of the oblique pin 23 and the fixed column 14, the fixed column 14, the fixed plate 13, the shaking plate 11 and the coating drum 3 are driven to shake in a circular motion. At the same time, the fixing ring 26 is driven to move synchronously with the fixed column 14, and the first pin 15 and the second pin 25 are hinged and rotated along the hinge ring 27.

[0054] In step 4, as the coating cylinder 3 continues to shake, the long-grain grass seeds and the coating coating inside the coating cylinder 3 are further mixed, and the first rubber ring 35 scrapes the inner wall of the coating cylinder 3. After the long-grain grass seeds are coated, the first motor 21 and the second motor 47 are stopped in sequence, and the second threaded plug is opened, and the coated long-grain grass seeds are discharged along the discharge cylinder.

[0055] The invention can complete the preparation of the long-grain grass seed coating more quickly through stirring and shaking, thereby improving the efficiency of long-grain grass seed processing, forming a protective film on the surface of the long-grain grass seed, and improving the sowing performance and growth environment adaptability of the long-grain grass seed.

[0056] The above description is only a preferred specific embodiment of the present invention, but the scope of protection of the present invention is not limited thereto. Any technician familiar with the technical field, within the technical scope disclosed by the present invention, who makes equivalent replacements or changes based on the technical solution and inventive concept of the present invention, should be covered by the scope of protection of the present invention.

Claims

1. A coating device for long-grain grass seeds, comprising a bottom plate (1), characterized in that: A suspended shaking plate (11) is provided above the top surface of the bottom plate (1), and tension springs (12) are fixed at the four corners of the bottom surface of the shaking plate (11). The bottom end of each tension spring (12) is fixedly connected to the top surface of the bottom plate (1). A fixed plate (13) is provided in the middle of the bottom surface of the shaking plate (11), and a concentrically fixed fixed column (14) is provided in the middle of the bottom surface of the fixed plate (13). A transversely fixed horizontal plate (2) is provided in the middle of the top surface of the bottom plate (1), and the horizontal plate (2) is connected to the fixed column (14) through a shaking mechanism. A coating drum (3) is provided on the top surface of the shaking plate (11), a sleeve (31) is fixedly provided in the middle of the inner top wall of the coating drum (3), a first bevel gear (32) is sleeved on the upper middle part of the sleeve (31) for rotational connection, a plurality of evenly distributed first L-shaped brackets (33) are fixedly provided on the outer surface of the first bevel gear (32), and a first stirring paddle (34) is fixedly provided at the bottom end of each first L-shaped bracket (33); A fixed shaft (4) is inserted vertically through the sleeve (31) and is rotatably connected thereto. A concentrically fixed second bevel gear (36) is sleeved on the bottom end of the fixed shaft (4). A plurality of evenly distributed second L-shaped brackets (37) are fixed on the outer surface of the second bevel gear (36). A second stirring paddle (38) is fixed on the bottom end of each second L-shaped bracket (37). A pair of symmetrically distributed linkage shafts (41) are rotatably inserted at the bottom of the two side surfaces of the sleeve (31), and the outer end of each linkage shaft (41) is sleeved with a concentrically fixed linkage bevel gear (42), and each linkage bevel gear (42) is respectively meshed with the first bevel gear (32) and the second bevel gear (36); the top end of the fixed shaft (4) is sleeved with a concentrically fixed reciprocating gear (43), and the middle and rear side of the top surface of the coating cylinder (3) is rotatably inserted with a driven shaft, and the top end of the driven shaft is sleeved with a concentrically fixed sector gear (44), and the notch portion of the sector gear (44) is fixed with an elliptical ring (45), and the sector gear (44) is meshed with the reciprocating gear (43); A U-shaped plate (46) is fixedly provided on the rear side of the top surface of the coating cylinder (3), a second through hole is opened in the middle of the U-shaped plate (46), a second motor (47) with the output end facing downward is fixedly provided inside the second through hole, a limiting crank (48) is fixedly provided on the end of the motor shaft of the second motor (47), a limiting pin (49) is fixedly provided on the outer end of the limiting crank (48), and the bottom end of the limiting pin (49) is slidably inserted in the elliptical ring (45).

2. The long-grain grass seed coating device according to claim 1, characterized in that: The rocking mechanism comprises a first motor (21) and a folding bent handle (22); a first through hole penetrating the bottom plate (1) is provided in the middle of the horizontal plate (2); a first motor (21) with an output end facing upward is fixedly provided inside the first through hole; a folding bent handle (22) is fixedly provided at the end of the motor shaft of the first motor (21); an obliquely distributed oblique pin (23) is fixedly provided at the outer end of the folding bent handle (22); a top end of the oblique pin (23) is movably hinged to the middle of the bottom surface of the fixed column (14), and an axis of the oblique pin (23) is aligned with an axis of the fixed column (14).

3. The long-grain grass seed coating device according to claim 2, characterized in that: The bottom of the fixed column (14) is provided with a suspended fixed ring (26), and four evenly distributed hinge rings (27) are fixed on the fixed ring (26). The bottoms of the front and rear sides of the fixed column (14) are both fixed with first pins (15), and the outer end of each first pin (15) is rotatably inserted into the corresponding hinge ring (27).

4. The long-grain grass seed coating device according to claim 3, characterized in that: A pair of symmetrically distributed triangular brackets (24) are fixed on the left and right sides of the top surface of the transverse plate (2), and a second pin shaft (25) is fixed on the top end of each triangular bracket (24), and the outer end portion of each second pin shaft (25) is rotatably inserted into the corresponding hinge ring (27).

5. The long-grain grass seed coating device according to claim 4, characterized in that: A feed pipe is fixedly provided on the front side of the top of the coating cylinder (3), and a first threaded plug is sleeved on the outer end of the feed pipe. A discharge pipe is fixedly provided on the bottom of the front of the coating cylinder (3), and a second threaded plug is sleeved on the outer end of the discharge pipe. A first rubber ring (35) is sleeved on the outer edge of the first stirring paddle (34), and a second rubber ring (39) is sleeved on the outer edge of the second stirring paddle (38).

6. The long-grain grass seed coating device according to claim 5, characterized in that: A plurality of evenly distributed first bolts are inserted on the outer edge of the bottom surface of the fixed plate (13), and the threaded end of each first bolt is thread-locked with the shaking plate (11). The bottom of the coating cylinder (3) is sleeved with a concentrically fixed flange ring, and a plurality of evenly distributed second bolts are inserted on the outer edge of the top surface of the flange ring, and the threaded end of each second bolt is thread-locked with the shaking plate (11).

7. The method for using the long-grain grass seed coating device according to claim 6, characterized in that: The following steps are involved: Step 1: open the first threaded plug, add an appropriate amount of long-grain grass seeds and coating coating into the coating cylinder (3) through the feed pipe, cover the first threaded plug, start the second motor (47), and the motor shaft of the second motor (47) drives the limit crank (48) and the limit pin (49) to rotate synchronously. Under the limiting action of the limit pin (49) and the elliptical ring (45), the elliptical ring (45) and the sector gear (44) are driven to reciprocate along the axis of the driven shaft; Step 2: The sector gear (44) is engaged to drive the reciprocating gear (43), the fixed shaft (4), the second bevel gear (36), the plurality of second L-shaped brackets (37) and the second stirring paddle (38) to rotate back and forth in the opposite direction; the second bevel gear (36) drives the first bevel gear (32), the plurality of first L-shaped brackets (33) and the first stirring paddle (34) to rotate back and forth through the meshing action with the linkage bevel gear (42); and the long-grain grass seeds and the coating coating are uniformly stirred by the staggered rotation of the plurality of first stirring paddles (34) and the second stirring paddle (38); Step 3: Start the first motor (21). The motor shaft of the first motor (21) drives the bending handle (22) and the oblique pin (23) to rotate synchronously. Under the hinged action of the oblique pin (23) and the fixed column (14), the fixed column (14), the fixed plate (13), the shaking plate (11) and the coating drum (3) are driven to shake in a circular motion. At the same time, the fixing ring (26) is driven to move synchronously with the fixed column (14), and the first pin (15) and the second pin (25) are hinged and rotated along the hinge ring (27). Step 4: As the coating cylinder (3) continues to shake, the long-grain grass seeds and the coating coating inside the coating cylinder (3) are further mixed, and the first rubber ring (35) scrapes the inner wall of the coating cylinder (3). After the long-grain grass seeds are coated, the first motor (21) and the second motor (47) are stopped in sequence, and the second threaded plug is opened, and the coated long-grain grass seeds are discharged along the discharge cylinder.

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