CN215188226U

CN215188226U - Seeding device

Info

Publication number: CN215188226U
Application number: CN202120388078.0U
Authority: CN
Inventors: 奚小波; 孙小雯; 张瑞宏; 张翼夫; 瞿济伟; 陈超
Original assignee: Yangzhou University
Current assignee: Yangzhou University
Priority date: 2020-11-24
Filing date: 2021-02-22
Publication date: 2021-12-17
Anticipated expiration: 2031-02-22

Abstract

The utility model discloses a seeding device in the technical field of agricultural machinery. A support roller is rotatably connected to the top of the support roller, a number of ditching rings corresponding to the seed metering device are arranged in the length direction of the supporting roller, and at least one scraping shaft is rotatably connected to the frame above the ditching ring. Spiral scraping blades are arranged on the scraping shaft; the utility model realizes accurate seeding and good sowing effect.

Description

Seeding device

Technical Field

The utility model belongs to the technical field of agricultural machine, in particular to seeder.

Background

Among the conventional art, after using rotary cultivator to carry out the rotary tillage operation to ground, use seeder to realize the seeding, among the prior art, the name is "a novel straw returning fertilization seeding double entry operation machinery", the notice number is CN 203840719U, the notice day is 2014.09.24, this operation machinery is including seeding integrative part of fertilization, seeding integrative part of fertilization is including fertilization case and seeding case, seeding bottom of the case portion has set gradually sowing seed pipe and seed metering ware, during the seeding, the seed metering ware action, directly arrange the seed on the field, the unable accurate kind that falls, seeding effect is not good.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the weak point among the prior art, provide a seeder, solved the technical problem that the seeding effect is not good among the prior art, the utility model discloses realize accurate kind of falling, seeding is effectual.

The purpose of the utility model is realized like this: the utility model provides a seeding device, includes the frame, the anterior fixedly connected with of frame broadcasts seed case, a plurality of seed metering wares have been arranged to the bottom of seeding case, rotationally be connected with the backing roll in the frame in seed metering ware the place ahead, a plurality of ditching rings with the seed metering ware one-to-one have been arranged in the length direction of backing roll, rotationally be connected with at least one axle of scraping soil in the frame of ditching ring top, the epaxial spiral blade of scraping soil that has arranged of scraping soil.

In the utility model, the seeding frame is connected behind the walking device or towed behind the rotary cultivator, the seed dropping pipe is fixedly connected below the seed sowing device and is made of hard material, and the lowest position of the seed dropping pipe is above the lowest position of the supporting roll; when the rotary tillage machine works, a supporting roll is preliminarily pressed on a field after rotary tillage, meanwhile, the ditching ring realizes ditching, a seed sowing device acts, seeds accurately fall into the seeding ditch through the seed dropping pipe, the scraping shaft continuously rotates, the scraping shaft drives the spiral scraping blade to rotate, the spiral scraping blade scrapes part of soil on the ditching ring, the rotation direction of the scraping shaft is adjusted at the same time, the other part of soil is conveyed to a place with less soil, the forward resistance of the supporting roll is reduced, and the soil amount in the wide operation width is balanced; the utility model has compact structure, accurate seed falling and good operation effect; can be applied to the seeding work of farmlands, in particular to the seeding work of dry farmlands.

As a further improvement of the utility model, the soil scraping shafts are provided with two soil scraping shafts, the two soil scraping shafts are arranged at intervals in the length direction, and the spiral soil scraping blades on the two soil scraping shafts have opposite rotation directions; in this design, leave the interval that is used for holding ditching mechanism between two scraping shafts, conveniently realize the ditching and arrange, two epaxial spiral scraping blade of scraping carry soil toward keeping away from ditching mechanism place direction, improve the ditching effect.

In order to further realize the action of scraping soil, fixedly connected with driving motor in the frame is connected with drive shaft one that stretches out left respectively and drive shaft two that stretches out right on the driving motor, and drive shaft one and drive shaft two keep away from driving motor's one end and all rotationally connect in the frame, the one end that the frame was stretched out to the left side earlier on the drive shaft is connected with drive wheel one, and the one end that the frame was stretched out to the right side to the drive shaft two is connected with drive wheel two, and the one end that the frame was stretched out to the soil scraping axle of left end outwards is connected with from driving wheel one, drive wheel one with be connected from driving wheel one through drive belt one, drive wheel two is connected from driving wheel two through drive belt two.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a first perspective view of the present invention.

Fig. 3 is a second perspective view of the present invention.

Fig. 4 is a three-dimensional structure diagram of the present invention.

The seeding machine comprises a ditching ring 1, a soil scraping shaft 2, a rack 3, a supporting roller 4, a spiral soil scraping blade 5, a seeding box 6, a driving shaft I7, a driving motor 8, a driving shaft II 9, a driving wheel II 10, a driving belt II 11, a driving wheel II 12, a driving wheel I13, a driving wheel I14, a driving belt I15, a seed dropping pipe 16 and a seed sowing device 17.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

The sowing device shown in fig. 1 to 4 comprises a frame 3, wherein a sowing box 6 is fixedly connected to the front part of the frame 3, a plurality of seed sowing devices 17 are arranged at the bottom of the sowing box 6, a supporting roller 4 is rotatably connected to the frame 3 in front of the seed sowing devices 17, a plurality of ditching rings 1 which are in one-to-one correspondence with the seed sowing devices 17 are arranged in the length direction of the supporting roller 4, at least one soil scraping shaft 2 is rotatably connected to the frame 3 above the ditching rings 1, and spiral soil scraping blades 5 are arranged on the soil scraping shaft 2; the two soil scraping shafts 2 are arranged at intervals in the length direction, and the spiral soil scraping blades 5 on the two soil scraping shafts 2 are opposite in rotation direction; an interval for accommodating a ditching mechanism is reserved between the two soil scraping shafts 2, so that ditching arrangement is conveniently realized.

In order to further realize the soil scraping action, a driving motor 8 is fixedly connected to the rack 3, a driving shaft I7 extending leftwards and a driving shaft II 9 extending rightwards are connected to the driving motor 8, one ends, far away from the driving motor 8, of the driving shaft I7 and the driving shaft II 9 are both rotatably connected to the rack 3, one end, extending leftwards, of the driving shaft I7 is connected with a driving wheel I14, one end, extending rightwards, of the driving shaft II 9 out of the rack 3 is connected with a driving wheel II 10, one end, extending outwards, of the soil scraping shaft 2 at the left end, of the left end, is connected with a driven wheel I13, one end, extending outwards, of the soil scraping shaft 2 at the right end, is connected with a driven wheel II 12, the driving wheel I14 is connected with the driven wheel I13 through a transmission belt I15, and the driving wheel II 10 is connected with the driven wheel II 12 through the transmission belt II 11.

The utility model can be dragged by the walking device or the rotary cultivator to move forward along the frame 3; a seed dropping pipe 16 is fixedly connected to the lower side of the seed metering device 17, the bottom side of the seed dropping pipe 16 is higher than the lowest position of the supporting roller 4, the seed dropping pipe 16 is made of hard materials, and the ditching rings 1 cover the area where the seed dropping opening of the seed dropping pipe 16 is located in the left-right direction; the utility model is in operation, the walking device drives the frame 3 to move forward, the support roll 4 is contacted with the ground, the support roll 4 supports the frame 3, the support roll 4 realizes the seed-digging ditch for the ditching ring 1 when flattening the field after rotary tillage, the seed-metering device 17 acts, the seed discharged by the seed-metering device 17 falls into the seed-digging ditch opened by the ditching ring 1 along the seed-dropping pipe 16, the driving motor 8 acts, the driving shaft I7 and the driving shaft II 9 rotate, the driving shaft I7 drives the driving wheel I14 to rotate, the driving shaft II 9 drives the driving wheel II 10 to rotate, the driving wheel I14 drives the driven wheel I13 to rotate through the driving belt I15, the driving wheel II 10 drives the driven wheel II 12 to rotate through the driving belt II 11, the driven wheel I13 and the driven wheel II 12 respectively drive the rotation of the two soil-scraping shafts 2, the spiral soil-scraping blade 5 rotates to scrape the soil on the support roll 4, the resistance of the support roll 4 to move forward is reduced, meanwhile, the soil is conveyed in the direction away from the ditch, so that the soil amount is balanced; the utility model realizes accurate seeding, has good seeding effect, low forward resistance of the supporting roll 4 and can balance the soil amount; can be applied to the seeding work of farmlands, in particular to the seeding work of dry farmlands.

The present invention is not limited to the above embodiments, and based on the technical solutions disclosed in the present invention, those skilled in the art can make some replacements and transformations for some technical features without creative labor according to the disclosed technical contents, and these replacements and transformations are all within the protection scope of the present invention.

Claims

1. The utility model provides a seeding device, includes the frame, the anterior fixedly connected with of frame broadcasts seed case, a plurality of seed metering wares of having arranged in the bottom of seeding case, its characterized in that: rotationally be connected with the backing roll in the frame in seed metering ware the place ahead, a plurality of ditching rings with the seed metering ware one-to-one have been arranged in the length direction of backing roll, rotationally be connected with at least one scraping shaft in the frame of ditching ring top, the epaxial spiral scraping blade that arranges of scraping, the scraping shaft is provided with two, and two scraping shafts interval settings on length direction, and the rotation of the epaxial spiral scraping blade of two scraping is opposite.

2. A seed planting device as claimed in claim 1, wherein: fixedly connected with driving motor in the frame, the last drive shaft two that stretches out left and the drive shaft that stretches out right respectively that is connected with of driving motor, the one end that driving motor was kept away from to drive shaft one and drive shaft two is all rotationally connected in the frame, the one end that the frame was stretched out to the left side earlier on to the drive shaft is connected with drive wheel one, and the one end that the frame was stretched out to the right side to the drive shaft two is connected with drive wheel two, and the one end that the frame was stretched out to the soil scraping axle of left end outwards is connected with from driving wheel one, and the one end that the frame was stretched out to the soil scraping axle of right-hand member is connected with from driving wheel two, drive wheel two is connected with from driving wheel two through drive belt one.