CN114424698A

CN114424698A - Spoon type seeding rate adjustable seeding apparatus

Info

Publication number: CN114424698A
Application number: CN202210271958.9A
Authority: CN
Inventors: 唐汉; 徐福东; 王金武; 赵佳乐; 王庆杰; 关睿; 徐文龙; 王金峰; 周文琪; 王奇
Original assignee: Northeast Agricultural University
Current assignee: Heilongjiang Shuangfu Machinery Co ltd
Priority date: 2022-03-18
Filing date: 2022-03-18
Publication date: 2022-05-03
Anticipated expiration: 2042-03-18
Also published as: CN114424698B

Abstract

A spoon type seed sowing quantity adjustable seed sowing device, belonging to agricultural machinery; a motor is fixedly arranged on a cylindrical groove-shaped shell through an installation frame, a seed box with a seed filling port and a seed leaking port is fixedly arranged on the outer side wall surface of the cylindrical groove-shaped shell, a seed guide pipe is fixedly arranged on the lower part of the side of the cylindrical groove-shaped shell, a power disc is rotatably arranged in the cylindrical groove-shaped shell, the power disc is fixedly connected with the motor, an outer sleeve with a double-spiral groove is fixedly arranged on the power disc, an inner sleeve with a Z-shaped hole and a driven cylindrical gear is rotatably inserted in the outer sleeve, a seed spoon with a cylinder is inserted in the inner sleeve, an adjusting rod fixedly provided with a driving cylindrical gear and a driven bevel gear is arranged on the power disc, a housing is fixedly arranged on the central part of the power disc, and a knob assembled with a pressure spring and the driving bevel gear is inserted in the housing; the device realizes the adjustment of the seeding quantity of the spoon-type seeding device, has novel, unique and reasonable structure, simple, convenient and quick adjustment operation, strong applicability, wide application range and high generalization degree.

Description

Spoon type seeding rate adjustable seeding apparatus

Technical Field

The invention belongs to agricultural machinery, and mainly relates to a spoon type mechanical seed sowing device.

Background

A mechanical spoon-type seed sowing device is a traditional seed sowing operation assembly which is used for many years. The seed filling scoop of the scoop type seed sowing device has fixed size, so that the seeding quantity of the same crop seeds can not be adjusted and changed, the performance of adapting to and meeting different seeds is poorer, the operation is single, the application range is narrow, the utilization rate is low, and the generalization degree is low, which is a technical problem to be solved.

Disclosure of Invention

The invention aims to solve the problems in the prior art, and develops and designs a spoon-type seeding apparatus with adjustable seeding rate by combining the actual requirements on the operation of the spoon-type seeding apparatus, so that the purposes of adjustable seeding rate, strong capability of adapting to different crop varieties, wide application range, high use efficiency and high generalization degree are achieved on the basis of ensuring the technical characteristics of the traditional spoon-type seeding apparatus.

The invention aims to realize that a motor is fixedly arranged on the outer side surface of the bottom wall of a cylindrical groove-shaped shell through an installation frame, a seed box provided with a seed filling port and a seed discharging port is fixedly arranged on the outer side wall surface of the circumference of the cylindrical groove-shaped shell, the seed discharging port is mutually communicated with a seed inlet port arranged on the circumferential wall of the cylindrical groove-shaped shell, a seed guiding pipe is fixedly arranged on the lower part of the side wall of the circumference of the cylindrical groove-shaped shell in a matched manner, a power disc is rotatably arranged on the inner side part of the cylindrical groove-shaped shell through a bearing, the power disc is fixedly connected with a motor shaft of the motor, N outer sleeves are fixedly arranged on the inner side wall surface of the power disc in a uniformly distributed manner along the circumferential direction, double spiral grooves are arranged on the inner wall surface of the outer sleeves, the inner sleeves are radially and axially positioned and circumferentially rotatably inserted in the outer sleeves, Z-shaped holes are correspondingly arranged on the side wall of the inner sleeves, a driven cylindrical gear is fixedly arranged on the end part of the inner sleeve, the seed spoon is inserted in the inner sleeve in a radial positioning, circumferential rotation and axial movement manner, cylinders are fixedly arranged on the opposite wall surfaces of the circumferential outer wall of the seed spoon respectively, the cylinders penetrate through Z-shaped holes in the inner sleeve and are inserted into double-spiral grooves in the outer sleeve, N adjusting rods are uniformly distributed on the outer side wall surface of the power disc along the circumferential direction and are rotatably arranged on the outer side wall surface of the power disc, a driving cylindrical gear and a driven bevel gear are fixedly arranged on the two end parts of each adjusting rod respectively, the driving cylindrical gear is meshed with the driven cylindrical gear, a cover shell is fixedly arranged on the central part of the outer side wall surface of the power disc and positioned on the outer side part of the driven bevel gear, a knob is inserted on the end wall of the cover shell in a radial positioning, circumferential rotation and axial movement manner, a driving bevel gear is fixedly arranged on the inner end part of the knob, the driving bevel gear and the driven bevel gear are mutually meshed or disengaged, and a compression spring is sleeved on the knob, two end faces of the pressure spring are respectively in extrusion contact fit with the knob and the housing, so that the spoon-type seed sowing quantity adjustable seed sowing device is formed.

The invention solves the defect and problem that the size of the seed filling scoop of the traditional scoop type seed sowing device is not changeable by adopting the technical scheme of adjusting and changing the volume of the seed filling cavity of the scoop, realizes that the seed filling amount and the seeding amount of the scoop can be adjusted and changed according to the requirements of the seeding agriculture and the size characteristics of different crop seeds, and has the characteristics of novel, unique and reasonable structure, simple, convenient and quick adjustment operation, strong capability of adapting and meeting the adjustment of the seeding amount and the different crop seeds, wide application range, high utilization rate and good universality.

Drawings

FIG. 1 is a schematic diagram of the general structure of a scoop-type seeding rate-adjustable seeding apparatus;

FIG. 2 is a sectional view taken along line A-A of FIG. 1;

FIG. 3 is a three-dimensional schematic view of the structure of FIG. 1 with the motor, power disc and seed box removed;

FIG. 4 is a schematic view of the assembly structure of the seed spoon, the inner sleeve and the outer sleeve;

FIG. 5 is a schematic view of the seed spoon;

FIG. 6 is a schematic diagram of the inner sleeve structure;

FIG. 7 is a schematic view of the jacket construction;

fig. 8 is a three-dimensional schematic diagram of the overall structure of the scoop type seeding rate adjustable seeding apparatus.

Description of part numbers in the figures:

1. the device comprises a motor, 2, a cylindrical groove-shaped shell, 3, a power disc, 4, an inner sleeve, 5, an outer sleeve, 6, a driving cylindrical gear, 7, an adjusting rod, 8, a driven bevel gear, 9, a knob, 10, a pressure spring, 11, a driving bevel gear, 12, a housing, 13, a seed spoon, 14, a seed guide tube, 15, a bearing, 16, an installation frame, 17, a driven cylindrical gear, 18, a seed filling port, 19, a seed box, 20, a seed leakage port, 21, a seed inlet, 22, a cylinder, 23, a Z-shaped hole, 24 and a double-spiral groove.

Detailed Description

The following detailed description of the inventive embodiments is provided in connection with the accompanying drawings. A scoop-type seeding apparatus with adjustable seeding rate is characterized in that a motor 1 is fixedly arranged on the outer side surface of the bottom wall of a cylindrical groove-shaped shell 2 through an installation frame 16, a seed box 19 provided with a seed filling port 18 and a seed leaking port 20 is fixedly arranged on the outer side wall surface of the circumference of the cylindrical groove-shaped shell 2, the seed leaking port 20 is mutually communicated with a seed inlet port 21 arranged on the circumferential wall of the cylindrical groove-shaped shell 2, seed guiding pipes 14 are fixedly arranged on the lower part of the outer wall side of the circumference of the cylindrical groove-shaped shell 2, a power disc 3 is rotatably arranged on the inner side part of the cylindrical groove-shaped shell 2 through a bearing 15, the power disc 3 is fixedly connected with a motor shaft of the motor 1, N outer sleeves 5 are fixedly arranged on the inner side wall surface of the power disc 3 in an evenly distributed manner along the circumferential direction, double-spiral grooves 24 are arranged on the inner wall surface of each outer sleeve 5, an inner sleeve 4 is radially and axially positioned and circumferentially and rotatably inserted in the outer sleeve 5, Z-shaped holes 23 are correspondingly arranged on the side wall of the inner sleeve 4, the driven cylindrical gear 17 is fixedly arranged at the end part of the inner sleeve 4, the seed spoon 13 is inserted in the inner sleeve 4 in a radial positioning, circumferential rotating and axial moving way, the cylinders 22 are respectively and fixedly arranged on the opposite wall surfaces of the circumferential outer wall of the seed spoon 13, the cylinders 22 penetrate through the Z-shaped holes 23 on the inner sleeve 4 and are inserted into the double-spiral grooves 24 on the outer sleeve 5, N adjusting rods 7 are uniformly distributed and arranged on the outer side wall surface of the power disc 3 along the circumferential direction and can be self-rotatably arranged, the driving cylindrical gear 6 and the driven bevel gear 8 are respectively and fixedly arranged on the two end parts of the adjusting rods 7, the driving cylindrical gear 6 is meshed with the driven cylindrical gear 17, the housing 12 is fixedly arranged at the central part of the outer side wall surface of the power disc 3 and is positioned at the outer part of the driven bevel gear 8, the knob 9 is radially positioned, circumferentially rotatable and axially movably inserted on the end wall of the housing 12, and the driving bevel gear 11 is fixedly arranged at the inner end part of the knob 9, the driving bevel gear 11 and the driven bevel gear 8 are mutually engaged and matched or disengaged, the pressure spring 10 is sleeved on the knob 9, and two end faces of the pressure spring 10 are respectively in extrusion contact fit with the knob 9 and the housing 12.

During sowing operation, under the thrust action of the pressure spring 10, the knob 9 drives the driving bevel gear 11 to be in a state of being disengaged from the driven bevel gear 8; starting motor 1, rotatory motor 1 drives overcoat 5 in proper order through power disc 3, endotheca 4, kind spoon 13 and regulation pole 7, housing 12, knob 9 and rotates together, and after the seed that gets into through hourglass mouth 20 in seed case 19 was filled into the spoon intracavity at the income mouth 21 department of cylindrical groove shape casing 2 kind spoon 13, under power disc 3 cooperation is protected and is sent, transports seed guide pipe 14 department, and the seed is arranged in seed guide pipe 14 under 3 centrifugal force of power disc and the combined action of seed self-gravity in kind spoon 13, accomplishes one-time seeding process.

During the seeding volume is adjusted, knob 9 is inwards pressed by hand, make drive bevel gear 11 and driven bevel gear 8 mesh, at this moment, knob 9 is rotated by hand, through drive bevel gear 11, driven bevel gear 8, adjust pole 7, drive cylindrical gear 6, driven cylindrical gear 17 drive endotheca 4 rotates, endotheca 4 drives the cylinder 22 on the kind spoon 13 and rotates together, cylinder 22 is along the 24 axial motion of double helix slot on the overcoat 5, realize the flexible of kind spoon 13 in overcoat 5, adjust kind spoon 13 and fill kind chamber volume size, accomplish the seeding volume and adjust, afterwards under the effect of pressure spring 10, make drive bevel gear 11 break away from and driven bevel gear 8 mesh through knob 9, can carry out the seeding operation. The cylinder 22 is the maximum and minimum pole part when entering the upper and lower ends of the Z-shaped hole 23 on the inner sleeve 4.

According to different crop seeds appearance size, the volume cavity size of the seed spoon 13 can be adjusted to meet the use requirement of different crop seeding operations.

Claims

1. The utility model provides a spoon formula seeding rate adjustable seed metering ware which characterized in that: a motor (1) is fixedly arranged on the outer side surface of the bottom wall of a cylindrical groove-shaped shell (2) through an installation frame (16), a seed box (19) provided with a seed filling port (18) and a seed leaking port (20) is fixedly arranged on the circumferential outer side wall surface of the cylindrical groove-shaped shell (2), the seed leaking port (20) is communicated with a seed inlet port (21) arranged on the circumferential wall of the cylindrical groove-shaped shell (2), a seed guide pipe (14) is fixedly arranged on the lower part of the circumferential outer wall side of the cylindrical groove-shaped shell (2), a power disc (3) is rotatably arranged on the inner side part of the cylindrical groove-shaped shell (2) through a bearing (15), the power disc (3) is fixedly connected with a motor shaft of the motor (1), N outer sleeves (5) are fixedly arranged on the inner side surface of the power disc (3) in an evenly distributed manner along the circumferential direction, double spiral grooves (24) are arranged on the inner wall surface of the outer sleeves (5), and the inner sleeve (4) is radially and axially positioned, The seed sowing device is characterized in that the seed sowing device is circumferentially and rotatably inserted into an outer sleeve (5), Z-shaped holes (23) are correspondingly formed in the side wall of an inner sleeve (4), a driven cylindrical gear (17) is fixedly arranged at the end part of the inner sleeve (4), a seed sowing spoon (13) is radially positioned, circumferentially and rotatably and axially and movably inserted into the inner sleeve (4), cylinders (22) are fixedly arranged on the opposite wall surfaces of the circumferential outer wall of the seed sowing spoon (13), the cylinders (22) penetrate through the Z-shaped holes (23) in the inner sleeve (4) and are inserted into a double-spiral groove (24) in the outer sleeve (5), N adjusting rods (7) are uniformly distributed and rotatably arranged on the outer side wall surface of a power disc (3) along the circumferential direction, a driving cylindrical gear (6) and a driven bevel gear (8) are fixedly arranged at the two end parts of each adjusting rod (7), and the driving cylindrical gear (6) is meshed with the driven cylindrical gear (17), the power disc (3) is characterized in that a housing (12) is fixedly arranged on the center of the outer side wall of the power disc (3) and located on the outer side of the driven bevel gear (8), a knob (9) is radially positioned, circumferentially rotatable and axially movably inserted into the end wall of the housing (12), a driving bevel gear (11) is fixedly arranged on the inner end of the knob (9), the driving bevel gear (11) and the driven bevel gear (8) are in mutual meshing fit or disengaged, a pressure spring (10) is sleeved on the knob (9), and two end faces of the pressure spring (10) are respectively in extrusion contact fit with the knob (9) and the housing (12).