Seed cutting device
By designing a seed cutting device including a fixing mechanism and a cutting mechanism, the problem of unstandardized seed cutting and small application scope in the prior art is solved, efficient and safe seed cutting is achieved, and the stability of seed germination rate is ensured.
Patent Information
- Application Number
- CN202510334303.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-20
- Publication Date
- 2025-06-20
AI Technical Summary
The prior art is difficult to effectively cut the endosperm or cotyledon tissue in the seeds, resulting in unstandardized cutting amounts, affecting the consistency and stability of seed germination rates, and at the same time, the scope of application is small.
A seed cutting device is designed, including a fixing mechanism and a cutting mechanism. The fixing mechanism clamps the seeds through an elastic column. The cutting mechanism uses a stockpile and a cutting knife to achieve seed cutting, which is suitable for a variety of seeds.
It improves the working efficiency and safety of seed cutting, realizes the standardization of seed cutting quantity, does not affect the subsequent growth and development of seeds, and has a wide range of applications.
Smart Images
Figure CN120167176A_ABST
Abstract
Description
Technical Field
[0001] The present invention relates to the technical field of seed cutting, and specifically relates to a seed cutting device. Background Art
[0002] When extracting DNA from seed tissues, it is necessary to cut the endosperm tissue or cotyledon tissue of the seeds. At present, when cutting seeds, the staff holds the seeds by hand and uses a cutter to cut the seeds. Dry seeds are hard and small in volume, and it is not easy to cut them with the above method and it is easy to hurt the hand; at the same time, the amount of seeds cut is affected by humans and cannot be standardized, and too much cutting amount will affect the growth and development of the seeds, thereby affecting the consistency and stability of the subsequent seed germination rate. In the prior art, there are also cutting devices that can cut seeds, but the cutting devices can only cut one type of seed, that is, the applicable range is small. Summary of the Invention
[0003] The purpose of the present invention is to provide a seed cutting device that can cut a small amount of endosperm tissue and cotyledon tissue of seeds without affecting the subsequent seed germination rate; improves the working efficiency and safety of seed cutting; and can cut multiple types of seeds with a wide applicable range.
[0004] To achieve the above purpose, the specific solution adopted by the present invention is: a seed cutting device, including a fixing mechanism for fixing seeds and a cutting mechanism for cutting seeds. The cutting mechanism includes a storage tube with a closed bottom and an open top. An inlet is opened at the bottom of the storage tube, and a cutter fixedly connected to the bottom of the storage tube is arranged at the position of the inlet; the fixing mechanism includes a fixing table and a clamping plate detachably connected to the fixing table. The fixing table has a receiving cavity with an upward opening, and a plurality of elastic columns are densely arranged in the receiving cavity. The tops of all the elastic columns form a clamping platform that can be deformed by local force; the clamping plate can press the seeds into the clamping platform for fixation, and a cutting hole for the storage tube to pass through is opened on the clamping plate.
[0005] As an optimized scheme of the above seed cutting device: the elastic column includes a mounting shaft fixedly connected to the fixing table and a sleeve slidably connected to the mounting shaft. A spring for pushing the sleeve upward is sleeved on the mounting shaft.
[0006] As another optimized scheme of the above seed cutting device: a sealing plate with a through hole at the center is fixedly arranged at the bottom end of the sleeve. The top end of the mounting shaft passes through the through hole and extends into the sleeve, and is fixedly connected to a stopper slidably arranged in the sleeve.
[0007] As another optimized scheme of the above seed cutting device: an elastic soft plug is arranged at the top end of the sleeve.
[0008] As another optimization solution of the above-mentioned seed cutting device: a mounting plate is fixedly arranged on the fixed platform, and one end of all mounting shafts away from the sleeve is fixed on the mounting plate.
[0009] As another optimization solution of the above-mentioned seed cutting device: a handle is fixedly provided on the outer side wall of the storage tube.
[0010] As another optimization solution of the above-mentioned seed cutting device: the blade of the cutter is located below the bottom end of the storage tube.
[0011] As another optimization scheme of the above-mentioned seed cutting device: the cutter is arranged at an angle, the bottom end of the cutter is located below the bottom end of the storage tube, and the top end of the cutter is fixedly connected to the storage tube.
[0012] As another optimization scheme of the above-mentioned seed cutting device: a plurality of plug posts are fixedly arranged on the clamping plate, a plurality of insertion holes corresponding to the plug posts are opened on the fixing platform, and the plug posts are inserted into the insertion holes and can be fixed by a fixing shaft.
[0013] As another optimization scheme for the above-mentioned seed cutting device: a first mounting hole with an axis perpendicular to its extension direction is provided on the plug column, and a second mounting hole is provided on the fixed platform. After the plug column is inserted into the plug hole, the first mounting hole and the second mounting hole are connected to form a connecting channel for inserting the fixed shaft.
[0014] Compared with the prior art, the present invention has the following beneficial effects:
[0015] The present invention provides a seed cutting device. When seeds are placed on a clamping platform and a clamp is fixed to a fixing platform, the seeds are subjected to the pressure of the clamp to push a part of elastic columns to move downward, while another part of the elastic columns remain in an original state, that is, the part of the elastic columns fixes the seeds; a cutter extends into a cutting hole and rotates to realize seed cutting, thereby improving the work efficiency and safety of seed cutting, standardizing the amount of seeds cut, and not affecting the subsequent growth and development of the seeds; seeds of different volume sizes push different numbers of elastic columns, that is, a variety of different types of seeds can be fixed, and the application range is wide.
[0016] 2. In the present invention, the blade of the cutter is located below the storage tube, which is convenient for cutting seeds; and the cutter is arranged at an angle, so that the cut seed tissue enters the storage tube along the inclined surface of the cutter, which is convenient for obtaining the seed tissue. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] Figure 1 It is a schematic diagram of the structure of the splint;
[0018] Figure 2 It is a schematic diagram of the structure of the fixed platform;
[0019] Figure 3Schematic structural diagram of a fixed shaft;
[0020] Figure 4 Schematic diagram of the arrangement of elastic columns in the accommodation cavity;
[0021] Figure 5 Schematic structural diagram of an elastic column;
[0022] Figure 6 Top view of the cutting mechanism;
[0023] Figure 7 Schematic diagram of the bottom of the storage pipe;
[0024] Figure 8 Schematic structural diagram of the cutting mechanism;
[0025] Reference numerals: 1, clamping plate; 101, cutting hole; 102, inserting post; 103, first mounting hole; 2, fixed platform; 201, inserting hole; 202, second mounting hole; 203, accommodation cavity; 3, clamping platform; 4, fixed shaft; 401, connecting rod; 5, storage pipe; 501, feed inlet; 502, handle; 6, cutter; 7, elastic column; 701, sleeve; 702, mounting shaft; 703, mounting plate; 704, spring; 705, stop block; 706, elastic soft plug. Detailed implementation manners
[0026] The technical solutions of the present invention will be further elaborated in detail below in combination with specific embodiments. For parts that are not described in detail and made public in the following embodiments of the present invention, they should all be understood as the prior art known or should be known to those skilled in the art.
[0027] Embodiment
[0028] A seed cutting device includes a fixing mechanism for fixing seeds and a cutting mechanism for cutting seeds. The cutting mechanism includes a storage pipe 5 with a closed bottom and an open top. The storage pipe 5 has a cylindrical structure, and the bottom end of the storage pipe 5 is blocked by a circular baffle. The bottom end of the storage pipe 5 is provided with a feed inlet 501, as Figure 6As shown, a fan-shaped feed inlet 501 is provided on the circular baffle. A cutter 6 fixedly connected to the bottom end of the storage pipe 5 is arranged at the position of the feed inlet 501. The cutter 6 is fixedly connected to one edge of the feed inlet 501 and extends radially along the storage pipe 5. In this embodiment, the cutter 6 is inclined. The bottom end of the cutter 6 is located below the bottom end of the storage pipe 5. The top end of the cutter 6 is fixedly connected to the storage pipe 5, and the top end of the cutter 6 is fixedly connected to the circular baffle at the bottom end of the storage pipe 5. Specifically, the top end of the cutter 6 is fixedly connected to one edge of the feed inlet 501. After the cutter 6 cuts the seed tissue, the seed tissue enters the storage pipe 5 along the inclined surface of the cutter 6 and is removed from the cutting hole 101 along with the storage pipe 5. The cutting edge of the cutter 6 is located below the bottom end of the storage pipe 5, which is convenient for the cutter 6 to cut the seed tissue.
[0029] A handle 502 is fixed to the outer side wall of the storage pipe 5, which is convenient for rotating the storage pipe 5.
[0030] The fixing mechanism includes a fixing table 2 and a clamping plate 1 detachably connected to the fixing table 2. Both the fixing table 2 and the clamping plate 1 are rectangular structures. The connection method between the fixing table 2 and the clamping plate 1 is as follows: A plurality of insertion posts 102 are fixedly arranged on the clamping plate 1. The number of insertion posts 102 can be 1 - 4. In this embodiment, the number of insertion posts 102 is 4 and they are evenly distributed at the four corners of the clamping plate 1. The cross-section of the insertion post 102 is square; correspondingly, a plurality of insertion holes 201 corresponding to the insertion posts 102 are provided on the fixing table 2. The number of insertion holes 201 is the same as the number of insertion posts 102 and they are located at the four corners of the fixing table 2. The insertion holes 201 are square holes. The insertion posts 102 are inserted into the insertion holes 201 and can be fixed by a fixing shaft 4. Specifically, a first mounting hole 103 with an axis perpendicular to its extending direction is provided on the insertion post 102, and a second mounting hole 202 is provided on the fixing table 2. After the insertion post 102 is inserted into the insertion hole 201, the first mounting hole 103 and the second mounting hole 202 communicate to form a connection channel for the fixing shaft 4 to be inserted. In this embodiment, the number of fixing shafts 4 is two and they are fixedly connected by a connecting rod 401. One fixing shaft 4 correspondingly passes through two insertion posts 102.
[0031] The fixing table 2 has an accommodation cavity 203 with an upward opening, which is located at the center of the fixing table 2. A plurality of elastic columns 7 are densely arranged in the accommodation cavity 203, such as Figure 4As shown, the top of all elastic columns 7 forms a clamping platform 3 that can be deformed by local force; the clamping plate 1 can press the seeds into the clamping platform 3 for fixing, and the clamping plate 1 is provided with a cut hole 101 for the storage tube 5 to pass through. Specifically, the elastic column 7 includes a mounting shaft 702 fixedly connected to the fixing platform 2 and a sleeve 701 slidably connected to the mounting shaft 702. The mounting shaft 702 is a cylindrical structure, and the cross section of the sleeve 701 is square. The mounting shaft 702 is sleeved with a spring 704 for pushing the sleeve 701 to move upward; the bottom end of the sleeve 701 is fixedly provided with a sealing plate with a through hole in the center, and the top end of the mounting shaft 702 passes through the through hole and extends into the sleeve 701, and is fixedly connected to a stopper 705 slidably provided in the sleeve 701. An external thread is provided at the top of the mounting shaft 702, and a threaded hole with an opening facing downward is provided on the stop block 705, and the mounting shaft 702 is threadedly connected to the stop block 705; a clamping platform 3 is formed at the top of the sleeve 701, and when the sleeve 701 is subjected to force, the sleeve 701 moves downward along the mounting shaft 702; when the sleeve 701 is not subjected to force, the spring 704 pushes the sleeve 701 to move upward, and the setting of the stop block 705 ensures that the top ends of all sleeves 701 are located in the same plane when no force is applied.
[0032] A mounting plate 703 is fixedly provided on the fixed platform 2, and one end of all mounting shafts 702 away from the sleeve 701 is fixed on the mounting plate 703, and the connection method between the two is welding or bolt connection. The mounting method of the mounting plate 703 and the fixed platform 2 is bolt connection, and the mounting plate 703 is located on the lower surface of the fixed platform 2.
[0033] In this embodiment, an elastic plug 706 is provided at the top of the sleeve 701, and the elastic plug 706 is fixed on the top of the sleeve 701. There is a space between the bottom surface of the elastic plug 706 and the top surface of the stopper 705 for the sleeve 701 to slide, thereby ensuring the normal operation of the elastic column 7.
[0034] Two mutually perpendicular indicator lines are arranged on the fixing platform 2 , and the intersection of the indicator lines is located at the center point of the clamping platform 3 .
[0035] The clamping plate 1 is provided with a cutting hole 101 for inserting the material storage pipe 5. After the clamping plate 1 is fixed on the fixed platform 2, the cutting hole 101 is located above the clamping platform 3. When cutting seeds, place the seeds on the clamping platform 3, and then fix the clamping plate 1 on the fixed platform 2. At this time, the clamping plate 1 pushes the seeds to move downward, and further pushes the sleeve 701 below the seeds to move downward. A collapse area appears on the clamping platform 3 and the seeds are fixed in the collapse area by the elastic columns 7 surrounding them. The part of the seeds that needs to be cut is exposed through the cutting hole 101, and the material storage pipe 5 drives the cutter 6 to pass through the cutting hole 101 to cut the seeds. For seeds of different volumes and types, the seeds push different numbers of sleeves 701 to move downward and are fixed in the clamping platform 3, so that the part that needs to be cut is exposed at the cutting hole 101, facilitating the cutting by the cutter 6, that is, the cutting device of the present invention has a wide range of applications.
[0036] Cutting of corn seeds:
[0037] Place a corn seed flat on the clamping platform 3, with the embryo of the corn seed facing down and the non-embryo side facing up. After fixing the seed at the corresponding position according to the indication line, fix the clamping plate 1 on the fixed platform 2 so that the lower surface of the clamping plate 1 is in close contact with the upper surface of the fixed platform 2, and the corn seed is fixed in the clamping platform 3; insert the cutter 6 into the cutting hole 101, press firmly and rotate one circle. The cut corn seed coat tissue is located in the material storage pipe 5 and is taken out through the open end of the material storage pipe 5; then insert the cutter 6 into the cutting hole 101 again, press firmly and rotate one circle to obtain the endosperm tissue of the corn seed, and take out the endosperm tissue through the opening of the material storage pipe 5 and put it into the corresponding container.
[0038] Cutting of soybean seeds:
[0039] Put the soybean seeds into the clamping platform 3, with the cotyledon surface of the soybean facing up. After fixing the seeds at the corresponding position according to the indication line, fix the clamping plate 1 on the fixed platform 2 so that the lower surface of the clamping plate 1 is in close contact with the upper surface of the fixed platform 2. The soybean pushes the corresponding sleeve 701 to move downward, and the soybean is fixed in the clamping platform 3; insert the cutter 6 into the cutting hole 101, press firmly and rotate one circle. The cut soybean seed coat tissue is located in the material storage pipe 5 and is taken out through the open end of the material storage pipe 5; then insert the cutter 6 into the cutting hole 101 again, press firmly and rotate one circle to obtain the cotyledon tissue of the soybean, and take out the cotyledon tissue through the opening of the material storage pipe 5 and put it into the corresponding container.
[0040] Cutting of wheat seeds:
[0041] Put the wheat seeds into the clamping platform 3 with the ventral groove of the wheat facing downwards. After fixing the seeds at the corresponding positions according to the indication lines, fix the clamping plate 1 on the fixing table 2 so that the lower surface of the clamping plate 1 fits tightly with the upper surface of the fixing table 2. The wheat pushes the corresponding sleeve 701 downward to fix the soybean in the clamping platform 3; insert the cutter 6 into the cutting hole 101, press hard and rotate it for one circle. The cut wheat seed coat tissue is located in the storage pipe 5 and is taken out through the open end of the storage pipe 5; then insert the cutter 6 into the cutting hole 101 again, press hard and rotate it for one circle to obtain the endosperm tissue of the wheat. Take out the endosperm tissue through the opening of the storage pipe 5 and put it into the corresponding container.
[0042] The above description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be obvious to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the present invention. Therefore, the present invention will not be limited to these embodiments shown herein, but rather to the widest scope consistent with the principles and novel features disclosed herein.
Claims
1. A seed cutting device, characterized in that: The invention comprises a fixing mechanism for fixing seeds and a cutting mechanism for cutting seeds, wherein the cutting mechanism comprises a storage tube (5) with a closed bottom and an open top, wherein a feed port (501) is provided at the bottom of the storage tube (5), and a cutter (6) fixedly connected to the bottom of the storage tube (5) is arranged at the feed port (501); the fixing mechanism comprises a fixing platform (2) and a clamping plate (1) detachably connected to the fixing platform (2), wherein the fixing platform (2) is provided with a receiving cavity (203) with an opening facing upward, wherein a plurality of elastic columns (7) are closely arranged in the receiving cavity (203), and the tops of all the elastic columns (7) form a clamping platform (3) capable of local deformation under force; the clamping plate (1) can press the seeds into the clamping platform (3) for fixing, and a cutting hole (101) is provided on the clamping plate (1) for the storage tube (5) to pass through.
2. A seed cutting device as claimed in claim 1, characterized in that: The elastic column (7) comprises a mounting shaft (702) fixedly connected to the fixed platform (2) and a sleeve (701) slidably connected to the mounting shaft (702); a spring (704) for pushing the sleeve (701) to move upward is sleeved on the mounting shaft (702).
3. A seed cutting device as claimed in claim 2, characterized in that: A sealing plate having a through hole at the center is fixedly disposed at the bottom end of the sleeve (701), and the top end of the mounting shaft (702) extends into the sleeve (701) through the through hole and is fixedly connected to a stopper (705) slidably disposed in the sleeve (701).
4. A seed cutting device as claimed in claim 2, characterized in that: An elastic soft plug (706) is provided at the top end of the sleeve (701).
5. A seed cutting device as claimed in claim 2, characterized in that: A mounting plate (703) is fixedly arranged on the fixed platform (2), and one end of all mounting shafts (702) facing away from the sleeve (701) is fixed on the mounting plate (703).
6. A seed cutting device as claimed in claim 1, characterized in that: A handle (502) is fixedly provided on the outer side wall of the storage tube (5).
7. A seed cutting device as claimed in claim 1, characterized in that: The blade of the cutter (6) is located below the bottom end of the storage tube (5).
8. A seed cutting device as claimed in claim 1, characterized in that: The cutter (6) is arranged obliquely, the bottom end of the cutter (6) is located below the bottom end of the storage tube (5), and the top end of the cutter (6) is fixedly connected to the storage tube (5).
9. A seed cutting device as claimed in claim 1, characterized in that: A plurality of plug posts (102) are fixedly arranged on the clamping plate (1), a plurality of insertion holes (201) corresponding to the plug posts (102) are opened on the fixing platform (2), and the plug posts (102) are inserted into the insertion holes (201) and can be fixed by means of a fixing shaft (4).
10. A seed cutting device as claimed in claim 9, characterized in that: The plug column (102) is provided with a first mounting hole (103) whose axis is perpendicular to its extension direction, and the fixing platform (2) is provided with a second mounting hole (202). After the plug column (102) is inserted into the insertion hole (201), the first mounting hole (103) and the second mounting hole (202) are connected to form a connection channel for inserting the fixing shaft (4).