Wheat seeding machine with adjustable seeding coverage amount

Abstract

The utility model discloses a wheat seeding machine with adjustable seeding coverage amount, and relates to the technical field of wheat seeding machines. The device comprises a loading bin, the bottom end of the loading bin is fixedly connected with a cylindrical frame, the interior of the cylindrical frame is rotationally connected with a rotating roller, the side face of the rotating roller is provided with grooves which are distributed in a central symmetry mode at equal intervals, adjusting plates are slidably clamped in the grooves, and a transmission assembly is arranged on the side, close to the adjusting plates, of the interior of the rotating roller. By pulling one end of a telescopic rod out of an insertion hole, limitation on rotation of a rotating plate is relieved, then the rotating plate is rotated, a rotating disc and an arc-shaped groove are driven to rotate, the arc-shaped groove and a sliding groove are used for guiding the interiors of a limiting column and a sliding block correspondingly, and meanwhile the sliding block is driven to vertically move along the interior of the sliding groove; and thus, the adjusting plate is driven to vertically move along the interior of the groove, the depth of the adjusting plate is adjusted, the number of seeds falling into the groove at a time is adjusted, and the sowing coverage amount is adjusted.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of wheat seeding machine, concretely is a kind of wheat seeding machine with adjustable seeding covering quantity. BACKGROUND

[0002] Wheat seeding machine is a kind of agricultural machinery, is specially used for the seeding operation of wheat and other field crops, it is evenly, accurately scattered to soil by mechanization mode with wheat seed, and can adjust seeding density and depth according to demand, and wheat seeding machine improves seeding efficiency, ensures the uniformity and accuracy of seeding, is the important tool indispensable in modern agricultural production, in modern agricultural field, the design and optimization of wheat seeding machine have important significance to improve seeding efficiency, guarantee wheat yield and quality. Among them, the adjustability of seeding covering quantity becomes one of the important directions of current wheat seeding machine research and development.

[0003] However, the traditional wheat seeding machine mostly adopts fixed seeding mode, and the seeding amount cannot be flexibly adjusted according to specific planting requirements, which not only limits the application range of the seeding machine, but also may lead to poor seeding effect, affecting the growth and yield of wheat. In view of the above problems, the inventor puts forward a kind of wheat seeding machine with adjustable seeding covering quantity to solve the above problems. UTILITY MODEL CONTENTS

[0004] In order to solve the problem of adjustable seeding amount of wheat seeding machine, the utility model aims at providing a kind of wheat seeding machine with adjustable seeding covering quantity.

[0005] In order to solve the above technical problems, the utility model adopts the following technical scheme: a kind of wheat seeding machine with adjustable seeding covering quantity, including charging bin, the bottom end of the charging bin is fixedly connected with cylindrical frame, the inside of the cylindrical frame is rotatably connected with rotating roller, the side surface of the rotating roller is provided with equidistantly centrally symmetric distribution's groove, the inside of the groove is slidably connected with adjusting plate, the inside of the rotating roller is close to the side of adjusting plate and is provided with transmission assembly, the transmission assembly is used to adjust the depth of adjusting plate, one side of the charging bin is fixedly connected with fixed ring, the inside of the fixed ring is rotatably connected with annular frame, one side of the charging bin and located inside annular frame is provided with adjusting assembly.

[0006] Preferably, the transmission assembly includes movable slot, the movable slot is arranged in the inside of rotating roller and close to adjusting plate, the inside of the movable slot is rotatably connected with rotating disc, the rotating disc is provided with equidistantly centrally symmetric distribution's arc-shaped slot, the inside of the rotating roller is close to the side of movable slot and is provided with centrally symmetric distribution's sliding slot, the inside of the sliding slot is slidably connected with sliding block, the sliding block is fixedly connected with adjusting plate, the side of the sliding block away from adjusting plate is fixedly connected with limit post, the limit post is movably connected in arc-shaped slot.

[0007] Preferably, the adjusting assembly comprises a rotating plate, a rotating shaft of the rotating plate is movably extended to the outside of the charging bin and is fixedly connected with the rotating plate, one side of the rotating plate is fixedly connected with two fixed blocks, a telescopic rod is arranged between the two fixed blocks, both ends of the telescopic rod are movably penetrated through the fixed blocks, and the inner wall of the annular frame is provided with spaced-apart insertion holes, and one end of the telescopic rod is movably inserted in the corresponding insertion hole.

[0008] Preferably, the outer side of the telescopic rod is fixedly connected with an unlocking plate, and the unlocking plate is used for completing the unlocking operation.

[0009] Compared with the prior art, the beneficial effects of the utility model lie in that:

[0010] By pulling out one end of the telescopic rod from the inside of the insertion hole, the rotation of the rotating plate is released, then the rotating plate is rotated, the rotating plate and the arc-shaped groove are rotated, the arc-shaped groove and the sliding groove are used for guiding the inside of the limiting column and the sliding block respectively, and the sliding block is vertically moved along the inside of the sliding groove, so that the adjusting plate is vertically moved along the inside of the groove, the depth of the adjusting plate is adjusted, the number of seeds falling into the groove at one time is adjusted, and the sowing coverage is adjusted. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.

[0012] Figure 1 It is the overall structure schematic diagram of the utility model.

[0013] Figure 2 It is the utility model Figure 1 The enlarged view of A in the utility model.

[0014] Figure 3 It is the sectional structure schematic diagram of the utility model.

[0015] Figure 4 It is the utility model Figure 3 The enlarged view of B in the utility model.

[0016] Figure 5 It is the sectional structure schematic diagram of the utility model.

[0017] Figure 6 It is the structure schematic diagram of gear one and gear two in the utility model.

[0018] In the diagram: 1. Loading bin; 2. Cylindrical frame; 3. Rotating roller; 4. Groove; 5. Adjusting plate; 6. Transmission assembly; 61. Movable groove; 62. Turntable; 63. Arc groove; 64. Slider; 65. Slide groove; 66. Limiting post; 7. Fixing ring; 8. Annular frame; 9. Adjusting assembly; 91. Rotating plate; 92. Fixing block; 93. Telescopic rod; 94. Insertion hole; 95. Unlocking plate; 96. Spring; 10. Through groove; 11. Gear one; 12. Transmission shaft; 13. Gear two. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] Example: Figures 1-6 As shown, this utility model provides a wheat seeder with adjustable seeding coverage, including a loading bin 1. A cylindrical frame 2 is fixedly connected to the bottom of the loading bin 1. A rotating roller 3 is rotatably connected inside the cylindrical frame 2. The rotating roller 3 has grooves 4 that are symmetrically distributed at equal intervals on its side. An adjusting plate 5 is slidably engaged inside the grooves 4. A transmission component 6 is provided inside the rotating roller 3 near the adjusting plate 5. The transmission component 6 is used to adjust the depth of the adjusting plate 5. A fixing ring 7 is fixedly connected to one side of the loading bin 1. An annular frame 8 is rotatably connected inside the fixing ring 7. An adjusting component 9 is provided on one side of the loading bin 1 and inside the annular frame 8.

[0021] The transmission assembly 6 includes a movable groove 61, which is located inside the rotating roller 3 on the side near the adjusting plate 5. A turntable 62 is rotatably connected inside the movable groove 61. The turntable 62 has arc-shaped grooves 63 that are equidistantly and centrally symmetrically distributed. A sliding groove 65 is located inside the rotating roller 3 on the side near the movable groove 61 and is centrally symmetrically distributed. A slider 64 is slidably engaged inside the sliding groove 65. The slider 64 is fixedly connected to the adjusting plate 5. A limit post 66 is fixedly connected to the side of the slider 64 away from the adjusting plate 5. The limit post 66 is movably engaged in the arc-shaped groove 63.

[0022] By adopting the above technical solution, the turntable 62 is rotated, which in turn drives the arc groove 63 to rotate. The arc groove 63 and the slide groove 65 guide the interior of the limiting post 66 and the slider 64 respectively, while driving the slider 64 to move vertically along the interior of the slide groove 65, thereby driving the adjusting plate 5 to move vertically along the interior of the groove 4, so as to achieve the adjustment of the depth of the adjusting plate 5.

[0023] The adjusting assembly 9 comprises a rotating plate 91, the rotating shaft of the rotating disc 62 extends to the outside of the charging bin 1 and is fixedly connected with the rotating plate 91, one side of the rotating plate 91 is fixedly connected with two fixed blocks 92, a telescopic rod 93 is arranged between the two fixed blocks 92, both ends of the telescopic rod 93 are movably penetrated through the fixed blocks 92, the inner wall of the annular frame 8 is provided with spaced-apart insertion holes 94, one end of the telescopic rod 93 is movably inserted into the corresponding insertion hole 94, the outer side of the telescopic rod 93 is fixedly connected with an unlocking plate 95, the unlocking plate 95 is used to complete the unlocking operation, and a spring 96 is arranged between the side, away from the insertion hole 94, of the unlocking plate 95 and the fixed block 92, and the spring 96 is movably sleeved on the outer side of the telescopic rod 93.

[0024] By adopting the above technical scheme, when it is necessary to adjust the depth of the adjusting plate 5, the unlocking plate 95 is pushed to one side of the spring 96, the telescopic rod 93 is simultaneously moved, one end of the telescopic rod 93 is pulled out from the inside of the insertion hole 94, the restriction on the rotation of the rotating plate 91 is removed, then the rotating plate 91 is rotated and inserted into the inside of the corresponding insertion hole 94, so that the depth of the adjusting plate 5 is adjusted.

[0025] The cylindrical frame 2 is rotatably connected with a transmission shaft 12 on one side, the transmission shaft 12 is connected with an external driving device, the outer side of the transmission shaft 12 is fixedly connected with a gear two 13, one end of the rotating roller 3 extends to the outside of the charging bin 1 and is fixedly connected with a gear one 11, the gear one 11 is meshingly connected with the gear two 13, and the diameter of the gear two 13 is greater than that of the gear one 11.

[0026] By adopting the above technical scheme, when the transmission shaft 12 rotates, the gear two 13 is driven to rotate, the gear one 11 is simultaneously driven to rotate by the meshing connection between the gear two 13 and the gear one 11, and the diameter of the gear two 13 is greater than that of the gear one 11, so as to control the transmission ratio between the gear one 11 and the gear two 13, and make the gear one 11 reach a suitable rotating speed.

[0027] The bottom end of the cylindrical frame 2 is provided with a through groove 10.

[0028] By adopting the above technical scheme, the through groove 10 is arranged, so as to facilitate the discharge of the wheat seeds in the charging bin 1.

[0029] Working principle: when the wheat seeds are sowed, the wheat seeds are placed into the inside of the charging bin 1, the gear two 13 is driven to rotate by the transmission shaft 12, the gear two 13 and the gear one 11 are meshed and connected, the gear one 11 and the rotating roller 3 are driven to rotate, when the rotating roller 3 rotates to the top of the groove 4, a certain amount of seeds fall into the inside of the groove 4, and along with the continuous rotation of the rotating roller 3, when the groove 4 filled with seeds rotates to the position corresponding to the through groove 10, the seeds fall out from the through groove 10 by the gravity of the seeds;

[0030] Meanwhile, the number of seeds falling into the groove 4 at a time is adjusted by adjusting the depth of the adjusting plate 5, so as to realize the adjustment of the sowing coverage, when it is needed to adjust the depth of the adjusting plate 5, the unlocking plate 95 is poked to one side of the spring 96, the telescopic rod 93 is driven to move synchronously, one end of the telescopic rod 93 is pulled out from the inside of the insertion hole 94, the rotation of the rotating plate 91 is released, then the rotating plate 91 is rotated, the rotating disc 62 is driven to rotate, the arc-shaped groove 63 is driven to rotate, the inside of the limiting column 66 and the sliding block 64 are guided by the arc-shaped groove 63 and the sliding groove 65 respectively, the sliding block 64 is driven to move vertically along the inside of the sliding groove 65, so as to drive the adjusting plate 5 to move vertically along the inside of the groove 4, the depth of the adjusting plate 5 is adjusted, finally the rotating plate 91 is inserted into the inside of the corresponding insertion hole 94, so as to realize the fixation of the depth of the adjusting plate 5.

[0031] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application belong to the scope of the claims of the present application and the equivalent technologies, the present application also intends to include these modifications and variations.

Claims

1. A wheat sowing machine with adjustable sowing and covering quantities, comprising a loading bin (1), characterized in that: The bottom end of the charging bin (1) is fixedly connected with a cylindrical frame (2), the inside of the cylindrical frame (2) is rotatably connected with a rotating roller (3), the side surface of the rotating roller (3) is provided with equidistantly and centrally symmetrically distributed grooves (4), the inside of the groove (4) is slidably connected with an adjusting plate (5), the inside of the rotating roller (3) is provided with a transmission assembly (6) on the side close to the adjusting plate (5), the transmission assembly (6) is used for adjusting the depth of the adjusting plate (5), one side of the charging bin (1) is fixedly connected with a fixed ring (7), the inside of the fixed ring (7) is rotatably connected with an annular frame (8), and one side of the charging bin (1) and inside the annular frame (8) are provided with an adjusting assembly (9).

2. The seeding and covering amount adjustable wheat seeding machine according to claim 1, characterized in that, The transmission assembly (6) comprises a movable groove (61) which is formed in the inside of the rotating roller (3) and close to the adjusting plate (5), the inside of the movable groove (61) is rotatably connected with a rotating disc (62), the rotating disc (62) is provided with equidistantly and centrally symmetrically distributed arc-shaped grooves (63), the inside of the rotating roller (3) is provided with centrally symmetrically distributed sliding grooves (65) on the side close to the movable groove (61), the inside of the sliding groove (65) is slidably connected with a sliding block (64), the sliding block (64) is fixedly connected with the adjusting plate (5), and the side, away from the adjusting plate (5), of the sliding block (64) is fixedly connected with a limiting column (66) which is movably connected in the arc-shaped groove (63).

3. The seeding rate adjustable wheat seeder of claim 2, wherein, The adjusting assembly (9) comprises a rotating plate (91), the rotating shaft of the rotating disc (62) movably extends to the outside of the charging bin (1) and is fixedly connected with the rotating plate (91), one side of the rotating plate (91) is fixedly connected with two fixed blocks (92), a telescopic rod (93) is arranged between the two fixed blocks (92), both ends of the telescopic rod (93) movably penetrate through the fixed blocks (92), the inner wall of the annular frame (8) is provided with spaced-apart insertion holes (94), and one end of the telescopic rod (93) movably inserts into the corresponding insertion hole (94).

4. The seeding and covering amount adjustable wheat seeding machine according to claim 3, characterized in that, The outside of the telescopic rod (93) is fixedly connected with an unlocking plate (95), and the unlocking plate (95) is used for completing the unlocking operation.

5. The seeding rate adjustable wheat seeder of claim 4, wherein, The side, away from the insertion hole (94), of the unlocking plate (95) and the fixed block (92) are provided with a spring (96) which movably sheaths the outside of the telescopic rod (93).

6. The seeding rate adjustable wheat seeder of claim 1, wherein, One side of the cylindrical frame (2) is rotatably connected with a transmission shaft (12), the outside of the transmission shaft (12) is fixedly connected with a gear two (13), one end of the rotating shaft of the rotating roller (3) extends to the outside of the charging bin (1) and is fixedly connected with a gear one (11), the gear one (11) is meshingly connected with the gear two (13), and the diameter of the gear two (13) is greater than that of the gear one (11).

7. The seeding rate adjustable wheat seeder of claim 1, wherein, The bottom end of the cylindrical frame (2) is provided with a through groove (10).

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