Efficient rice thresher

Abstract

The utility model discloses an efficient rice thresher which comprises a thresher body and a sealing end cover, the sealing end cover is arranged on the top side of the thresher body, the bottom of the rear side of the sealing end cover is connected with the rear side of the thresher body through a hinge, and a feeding square pipe is fixed to the upper portion of the front side of the sealing end cover in a penetrating mode. A limiting frame is movably connected into the feeding square pipe, a driving seat is fixedly connected to the top side of the feeding square pipe, a worker does not need to manually lay rice to be threshed, the worker is simulated to hold bundled rice to conduct feeding and threshing operation, use and operation are more convenient and faster, and the working efficiency is improved. The material taking distance can be too far from the internal structure of the threshing machine body through turning-out of the limiting frame, the safety of material taking and feeding is effectively improved, rollers in the threshing machine body can be fully contacted for grain separation, bundled rice after being clamped and positioned can flexibly move and frequently move in a reciprocating mode, and the grain separation efficiency is improved. And the working efficiency of threshing can be greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of rice processing, in particular to a high-efficiency rice thresher. Background Art

[0002] In some rugged areas, large harvesting machines such as harvesters cannot enter the rice fields to harvest rice, so it can only be harvested manually with sickles. The harvested rice is then separated into rice ears by threshers. However, the threshers on the market are not convenient to use, and during operation, they need to hold the rice stalks manually and place the rice ears in the thresher for separation, which may cause the thresher to injure people's hands. In addition, when threshing, the rice will splash from the top of the thresher to the surroundings, resulting in a waste of rice.

[0003] In the prior art, application number 202122732476.2 discloses an efficient rice thresher, comprising a base, a beating chamber is arranged above the base, a roller is arranged inside the beating chamber, convex thorns are arranged on the surface of the roller, a protective cover is arranged above the beating chamber, a motor is arranged on one side of the roller outside the beating chamber, a placing plate is arranged on the front of the protective cover, and a clamping plate is arranged above the placing plate; the above-mentioned device requires staff to manually place it on the placing plate, and the harvested rice needs to be manually spread on the placing plate after the user holds a bundle, and then fixed by the clamping plate. The clamping and fixing operation is very cumbersome. When the thresher is running at high speed, the long-term laying and clamping and positioning of the rice to be threshed will still increase safety hazards, and the position of the rice after clamping and positioning is fixed, and it is impossible to efficiently and quickly thresh a large amount of rice, and the work efficiency is greatly reduced.

[0004] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0005] In view of the problems in the related technology, the utility model proposes a rice high-efficiency thresher to overcome the above technical problems existing in the existing related technology.

[0006] To this end, the specific technical solutions adopted by the utility model are as follows:

[0007] A rice efficient thresher comprises a thresher body and a sealing end cover, wherein the sealing end cover is arranged on the top side of the thresher body, the bottom of the rear side of the sealing end cover is connected to the rear side of the thresher body through a hinge, a feeding square tube is fixed through the upper front side of the sealing end cover, a limiting frame is movably connected inside the feeding square tube, and a driving seat is fixedly connected to the top side of the feeding square tube.

[0008] Preferably, the limiting frame comprises a first groove plate and a second groove plate, the second groove plate is movably sleeved on the outer side of the bottom of the first groove plate, and a convex seat is fixedly connected to the bottom side of the inner wall of the second groove plate.

[0009] Preferably, the convex seat is movably embedded in the first groove plate, sliding grooves are respectively dug on both sides of the second groove plate, sliding rods are equidistantly connected between the inner walls of the sliding grooves, and sliding blocks are sleeved on the outer side of the sliding rods.

[0010] Preferably, the outer side of the sliding block is fixedly connected to the upper sides of the inner wall of the second groove plate respectively, and a spring is sleeved on the outer wall of the sliding rod, and the two ends of the spring are fixedly connected to the top side of the inner wall of the sliding groove and the top side of the sliding block.

[0011] Preferably, the outer side of the sliding block is fixedly connected to the upper sides of the inner wall of the second groove plate respectively, and a spring is sleeved on the outer wall of the sliding rod, and the two ends of the spring are fixedly connected to the top side of the inner wall of the sliding groove and the top side of the sliding block.

[0012] Preferably, the regulating box is connected to the inside of the feeding square tube through a movable opening on the bottom side, a first servo motor is fixedly connected to the inside of the regulating box, and an output shaft of the first servo motor passes through the movable opening and is fixedly connected to the top end of the eccentric shaft.

[0013] Preferably, a second servo motor is fixedly connected to the right side of the displacement box, a rectangular groove is dug on the front side of the displacement box, a lead screw is connected to the left side of the inner wall of the rectangular groove through a bearing, guide rods are provided on both sides of the lead screw, and moving blocks are sleeved on the outer side of the lead screw and the guide rod.

[0014] Preferably, the moving block is a convex structure, the moving block extends into the interior of the adjustment box through a movable opening, and is fixedly connected to the rear side of the first servo motor, the lead screw is connected to a nut through a bearing, and is threadedly connected to the lead screw through the nut.

[0015] The beneficial effects of the utility model are as follows: workers are not required to manually lay out the rice to be threshed, and the operation of feeding and threshing by holding the bundles of rice is simulated, so the operation is more convenient and convenient for workers to take out the bundles of straw in the limit frame. The turning out of the limit frame can make the distance of taking materials far from the internal structure of the thresher body, which effectively improves the safety of taking materials and feeding materials, and can fully contact the rollers in the thresher body to separate grains, so that the bundles of rice after clamping and positioning can be flexibly moved, and the frequent reciprocating movement can greatly improve the threshing work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a schematic diagram of the overall structure of a rice efficient thresher according to an embodiment of the utility model;

[0018] Figure 2 It is a schematic diagram of the appearance structure of a limiting frame of a rice efficient thresher according to an embodiment of the utility model;

[0019] Figure 3 It is a schematic diagram of the internal structure of an adjustment box of a rice high-efficiency thresher according to an embodiment of the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the internal structure of a displacement box of a high-efficiency rice thresher according to an embodiment of the utility model.

[0021] In the figure:

[0022] 1. Thresher body; 2. Sealing end cover; 3. Feed square tube; 4. Limiting frame; 5. Driving seat; 6. First groove plate; 7. Second groove plate; 8. Sliding groove; 9. Convex seat; 10. Sliding rod; 11. Sliding block; 12. Spring; 13. Eccentric shaft; 14. Adjusting box; 15. Displacement box; 16. Movable opening; 17. First servo motor; 18. Second servo motor; 19. Rectangular groove; 20. Lead screw; 21. Guide rod; 22. Moving block. DETAILED DESCRIPTION

[0023] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0024] According to an embodiment of the utility model, a high-efficiency rice thresher is provided.

[0025] Embodiment 1

[0026] like Figure 1-4As shown, according to an embodiment of the utility model, a high-efficiency rice thresher includes a thresher body 1 and a sealing end cover 2. The sealing end cover 2 is arranged on the top side of the thresher body 1, and the bottom of the rear side of the sealing end cover 2 is connected to the rear side of the thresher body 1 through a hinge. A feeding square tube 3 is fixed through the upper front side of the sealing end cover 2, and the feeding square tube 3 is movably connected to a limiting frame 4 inside. A driving seat 5 is fixedly connected to the top side of the feeding square tube 3. The limiting frame 4 includes a first groove plate 6 and a second groove plate 7. The second groove plate 7 is movably sleeved on the outer side of the bottom of the first groove plate 6, and a convex seat 9 is fixedly connected to the bottom side of the inner wall of the second groove plate 7. The convex seat 9 is movably embedded in the first groove plate 6. Sliding grooves 8 are respectively dug on both sides of the second groove plate 7, and sliding rods 10 are equidistantly connected between the inner walls of the sliding grooves 8. The outer side of the sliding rod 10 is sleeved The sliding block 11, the outer side of the sliding block 11 is fixedly connected to the upper sides of the inner wall of the second groove plate 7 respectively, and a spring 12 is sleeved on the outer wall of the sliding rod 10, and the two ends of the spring 12 are fixedly connected to the top side of the inner wall of the sliding groove 8 and the top side of the sliding block 11, so that the bundles of rice stalks can be inserted into the first groove plate 6 and the second groove plate 7, so that the second groove plate 7 is pulled downward. According to the thickness of the bundles of rice stalks, under the action of the spring 12, the convex seat 9 on the bottom side of the inner wall of the second groove plate 7 and the inner wall of the first groove plate 6 can be clamped and positioned, so that the rice is inclined to pass through the feeding square tube 3 into the thresher body 1 for threshing operation, and the staff does not need to manually lay the rice to be threshed, simulating the staff holding the bundles of rice for feeding and threshing operations, which is more convenient to use.

[0027] Embodiment 2

[0028] like Figure 1-4As shown, according to an embodiment of the utility model, a high-efficiency rice thresher comprises a thresher body 1 and a sealing end cover 2. The sealing end cover 2 is arranged on the top side of the thresher body 1, and the bottom of the rear side of the sealing end cover 2 is connected to the rear side of the thresher body 1 through a hinge. A feeding square tube 3 is fixedly connected to the upper front side of the sealing end cover 2, and the inner part of the feeding square tube 3 is movably connected to a limiting frame 4, and the top side of the feeding square tube 3 is fixedly connected to a driving seat 5, and the outer side of the sliding block 11 is respectively fixedly connected to the upper sides of the inner wall of the second groove plate 7, and a spring 12 is sleeved on the outer wall of the sliding rod 10, and the two ends of the spring 12 are fixedly connected to the top side of the inner wall of the sliding groove 8 and the top side of the sliding block 11, and the regulating box 14 is connected to the inside of the feeding square tube 3 through the movable opening 16 on the bottom side. The first servo motor 17 is fixedly connected to the inside of the regulating box 14, and the output shaft of the first servo motor 17 passes through the movable opening 16 and is fixedly connected to the top of the eccentric shaft 13. After the threshing of the bundles of rice is completed by the thresher body 1, the first servo motor 17 is started, and the output shaft of the first servo motor 17 drives the eccentric shaft 13 to rotate, so that the bottom end of the eccentric shaft 13 drives the limiting frame 4 to turn out from the feeding square tube 3, and the threshed straw can be quickly turned out from the inside of the thresher body 1, which is convenient for the staff to take out the bundles of straw in the limiting frame 4. The turning out of the limiting frame 4 can make the material taking distance too far from the internal structure of the thresher body 1, effectively improving the safety of material taking and feeding.

[0029] Embodiment 3

[0030] like Figure 1-4As shown, a high-efficiency rice thresher according to an embodiment of the utility model includes a thresher body 1 and a sealing end cover 2. The sealing end cover 2 is arranged on the top side of the thresher body 1, and the bottom of the rear side of the sealing end cover 2 is connected to the rear side of the thresher body 1 through a hinge. A feeding square tube 3 is fixed on the upper front side of the sealing end cover 2, and the feeding square tube 3 is movably connected to a limiting frame 4 inside, and a driving seat 5 is fixedly connected to the top side of the feeding square tube 3. A second servo motor 18 is fixedly connected to the right side of the displacement box 15, and a rectangular groove 19 is dug on the front side of the displacement box 15. A lead screw 20 is connected to the left side of the inner wall of the rectangular groove 19 through a bearing, and guide rods 21 are arranged on both sides of the lead screw 20. A moving block 22 is sleeved on the outer side of the lead screw 20 and the guide rod 21. The moving block 22 is specifically a convex structure. The moving block 22 is movably connected to the limit frame 4. The opening 16 extends into the interior of the adjustment box 14 and is fixedly connected to the rear side of the first servo motor 17. The lead screw 20 is connected to a nut through a bearing, and is threadedly connected to the lead screw 20 through the nut. By starting the second servo motor 18, the output shaft of the second servo motor 18 drives the lead screw 20 to rotate, so that the lead screw 20 and the moving block 22 outside the guide rod 21 drive the first servo motor 17 to rotate horizontally, and the output shaft of the first servo motor 17 drives the limit frame 4 to reciprocate horizontally, so that the bundled rice clamped and fixed can be moved inside the thresher body 1, and can fully contact the roller in the thresher body 1 to separate the grains, so that the bundled rice after clamping and positioning can be flexibly moved, and the frequent reciprocating movement can greatly improve the threshing work efficiency.

[0031] In summary, with the aid of the above technical solution of the utility model, when the device is in use, the bundle of rice stalks can be inserted into the first groove plate 6 and the second groove plate 7, so that the second groove plate 7 is pulled downward, and according to the thickness of the bundle of rice stalks, under the action of the spring 12, the convex seat 9 on the bottom side of the inner wall of the second groove plate 7 and the inner wall of the first groove plate 6 can be clamped and positioned, so that the rice is inclined to pass through the feeding square tube 3 into the thresher body 1, and by starting the second servo motor 18, the output shaft of the second servo motor 18 drives the lead screw 20 to rotate, so that the lead screw 20 and the moving block 22 outside the guide rod 21 drive the first servo motor 18 to rotate. The motor 17 rotates horizontally, so that the output shaft of the first servo motor 17 drives the limit frame 4 to move horizontally back and forth, so that the bundles of rice clamped and fixed can be moved inside the thresher body 1, and can fully contact the rollers in the thresher body 1 to separate the grains. After the threshing of the bundles of rice is completed by the thresher body 1, the first servo motor 17 is started, and the output shaft of the first servo motor 17 drives the eccentric shaft 13 to rotate, so that the bottom end of the eccentric shaft 13 drives the limit frame 4 to turn out from the feed square tube 3, and the threshed straw can be quickly turned out from the inside of the thresher body 1, which is convenient for the staff to take out the bundles of straw in the limit frame 4.

[0032] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. 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 rice efficient thresher, comprising a thresher body (1) and a sealing end cover (2), characterized in that: The sealing end cover (2) is arranged on the top side of the thresher body (1); the bottom of the rear side of the sealing end cover (2) is connected to the rear side of the thresher body (1) via a hinge; a feeding square tube (3) is fixedly passed through the upper front side of the sealing end cover (2); the feeding square tube (3) is movably connected to a limiting frame (4) inside; and the top side of the feeding square tube (3) is fixedly connected to a driving seat (5).

2. A rice efficient thresher according to claim 1, characterized in that: The limiting frame (4) comprises a first groove plate (6) and a second groove plate (7); the second groove plate (7) is movably sleeved on the outer side of the bottom of the first groove plate (6); and a convex seat (9) is fixedly connected to the bottom side of the inner wall of the second groove plate (7).

3. A rice efficient thresher according to claim 2, characterized in that: The convex seat (9) is movably embedded in the first groove plate (6), and sliding grooves (8) are respectively excavated on both sides of the second groove plate (7). Sliding rods (10) are equidistantly connected between the inner walls of the sliding grooves (8), and sliding blocks (11) are sleeved on the outer sides of the sliding rods (10).

4. A rice efficient thresher according to claim 3, characterized in that: The outer side of the sliding block (11) is respectively fixedly connected to the upper sides of the inner wall of the second groove plate (7), and a spring (12) is sleeved on the outer wall of the sliding rod (10). The two ends of the spring (12) are fixedly connected to the top side of the inner wall of the sliding groove (8) and the top side of the sliding block (11).

5. The high-efficiency rice thresher according to claim 4, characterized in that: An eccentric shaft (13) is fixedly connected to the front side of the top of the first groove plate (6); the driving seat (5) comprises an adjustment box (14) and a displacement box (15); the rear side of the adjustment box (14) is fixedly connected to the displacement box (15); and movable openings (16) are respectively provided on the bottom side and the rear side of the adjustment box (14).

6. The high-efficiency rice thresher according to claim 5, characterized in that: The regulating box (14) is connected to the inside of the feeding square tube (3) through a bottom movable opening (16); a first servo motor (17) is fixedly connected to the inside of the regulating box (14); an output shaft of the first servo motor (17) passes through the movable opening (16) and is fixedly connected to the top end of the eccentric shaft (13).

7. The high-efficiency rice thresher according to claim 6, characterized in that: A second servo motor (18) is fixedly connected to the right side of the displacement box (15), a rectangular groove (19) is excavated on the front side of the displacement box (15), a lead screw (20) is connected to the left side of the inner wall of the rectangular groove (19) via a bearing, guide rods (21) are provided on both sides of the lead screw (20), and a moving block (22) is sleeved on the outer side of the lead screw (20) and the guide rod (21).

8. The high-efficiency rice thresher according to claim 7, characterized in that: The moving block (22) is specifically a convex structure. The moving block (22) extends into the interior of the adjustment box (14) through the movable opening (16) and is fixedly connected to the rear side of the first servo motor (17). The lead screw (20) is connected to a nut through a bearing and is threadedly connected to the lead screw (20) through the nut.

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