CN212910729U

CN212910729U - Seed feed-forward seeding apparatus

Info

Publication number: CN212910729U
Application number: CN202021778377.7U
Authority: CN
Inventors: 刘小乐
Original assignee: Renqiu City Chaoying Farm Machinery Co ltd
Current assignee: Renqiu City Chaoying Farm Machinery Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-04-09
Anticipated expiration: 2030-08-24

Abstract

A front seed feeding and seeding device comprises a seeding device arranged at the lower part of a main beam seed box of a frame, at least one anti-skid positioning wheel is arranged in the middle of a conveying belt, and a conical poking needle, also called conical tooth, connected with a soft conveying belt in a poking way is arranged on the outer ring of the anti-skid positioning wheel. A plurality of conical teeth are arranged on the outer wheel surface of the anti-skid positioning wheel, and the conical teeth are uniformly distributed on the outer wheel surface of the anti-skid positioning wheel in an array mode. At least one antiskid positioning wheel is added in the middle of the soft conveying belt in the middle of the seed sowing device, and the outer ring of the antiskid positioning wheel is provided with a conical shifting needle which is connected with the soft conveying belt in a shifting manner, so that the seed sowing device and/or the soft conveying belt have no empty seed phenomenon caused by slipping.

Description

Seed feed-forward seeding apparatus

Technical Field

The utility model relates to a seed metering ware, in particular to preceding seed feeding seed metering ware belongs to the technical field in the aspect of the seed metering ware for the seeder.

Background

At present, a known seed sowing device, such as the invention patent applied by the applicant, CN108781647A discloses a front-feeding seed sowing device, the front-feeding seed sowing device uses a soft conveying belt to replace a seed guiding plate, the damage rate of seeds is reduced, the conveying belt is adopted to convey the seeds, the seeds are conveyed to an optimal distance of about 15 centimeters away from a ditching tip, the seed falling points are accurate, the depth is consistent, and the optimal seedling emergence state is achieved. However, the phenomenon of the soft conveying belt sliding belt during the long-time sowing process causes uneven seeding and sometimes blank seeding.

Disclosure of Invention

Aiming at the defects existing in the technical problem, the utility model aims at providing a front seed feeding seeding device.

The utility model provides a advance kind seed metering ware, includes that the seed metering ware is installed in the lower part of frame girder seed case, its characterized in that: at least one antiskid positioning wheel is arranged in the middle of the conveying belt, and the outer ring of the antiskid positioning wheel is provided with conical teeth which are connected with the soft conveying belt in a stirring manner.

A plurality of conical teeth are arranged on the outer wheel surface of the anti-skid positioning wheel, and the conical teeth are uniformly distributed on the outer wheel surface of the anti-skid positioning wheel in an array mode.

And a shaft in the middle of the anti-skid positioning wheel is arranged on the cavity supporting frame.

A plurality of shifting pieces are uniformly distributed on the outer wall of the conveying belt.

Round holes are arranged on the conveyer belt, and the driving wheel and the driven wheel are respectively arranged on the inner sides of the two ends of the conveyer belt.

The outer wall of the driving wheel is provided with conical teeth which are matched and contacted with the round hole of the conveying belt.

A plurality of conical teeth are arranged on the wheel surface of the anti-skid positioning wheel, and the conical teeth are uniformly distributed in an array mode.

The protective cover is arranged on the cavity supporting frame and is transparent.

The transparent cover is transparent.

The utility model has the advantages that: at least one antiskid positioning wheel is added in the middle of the soft conveying belt in the middle of the seed sowing device, and the outer ring of the antiskid positioning wheel is provided with a conical shifting needle which is connected with the soft conveying belt in a shifting manner, so that the seed sowing device and/or the soft conveying belt have no empty seed phenomenon caused by slipping.

The seeds are conveyed by the conveying belt, and the seeds are conveyed to the optimum distance about 15 centimeters away from the ditching tip, so that the seed falling points are more accurate and the depths are more consistent, and the optimum seedling emergence state is achieved.

Drawings

FIG. 1 is a schematic diagram of the partially exploded structure of the present invention;

FIG. 2 is a schematic illustration of the internal construction of the rear face transmission of FIG. 1;

FIG. 3 is a schematic view of a part of the structure of the present invention;

FIG. 4 is a schematic view of the anti-skid positioning wheel of FIG. 1;

FIG. 5 is a schematic view of the drive wheel of FIG. 1;

FIG. 6 is a schematic view of the bucket wheel configuration of FIG. 1;

FIG. 7 is a schematic view of the driven wheel configuration of FIG. 1;

FIG. 8 is a schematic view of the seed plate structure of FIG. 1;

FIG. 9 is a schematic view of the shield of FIG. 1;

FIG. 10 is a schematic view of the conveyor belt of FIG. 1;

fig. 11 is a schematic view of the transparent cover of fig. 1.

In the figure: the device comprises an anti-skid positioning wheel 1, a conical tooth 2, an upper partition plate 3, a lower partition plate 4, a positioning plate 5, a central shaft 6, a gearbox cover 7, a conveying belt 8, a driving wheel 9, a driven wheel 10, a seed partition plate 11, a spoon wheel 12, a fixed frame 13, a transparent cover 14, a seed sowing pipe 15, a protective cover 16, a cavity supporting frame 17, a shifting sheet 19, a seed taking spoon 21, a round hole 24, a gearbox shell 25, a support 26, a driving gear 27, a medium gear 28, a driving gear shaft 29, a driven gear shaft 30, a driven gear 31, a speed change handle 32, a seed supporting groove 33 and a brush 34.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings. In which like parts are designated by like reference numerals. It should be noted that, as used in the following description, the terms "front," "rear," "left," "right," "upper," "lower," "bottom" and "top" refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

The seed metering ware is installed in the lower part of the upper portion seed case of frame girder, and the seed metering ware moves upward in position, increases to the most practical height, adopts 8 transport seeds of conveyer belt, and the best position of ditching point is carried to the seed, thereby makes the seed placement accuracy reach the best state of emerging. After moving on the seed sowing device, the seed falling distance can be conveniently adjusted, and the seed surplus of the seed sowing device can be better observed, so that the purposes of fast seed sowing and saving the seed sowing time are achieved, and greater working benefits are generated. The seed sowing device can avoid the problem that the seed sowing device is easy to damage when the machine operates after moving upwards, and reserve enough space for the lower seed legs, thereby achieving the effect that the straws do not congest.

As shown in fig. 1, 2 and 3, the inside of the transmission case cover 7 includes a transmission case 25, a bracket 26, a driving gear 27, a medium gear 28, a driving gear shaft 29, a driven gear shaft 30, a driven gear 31 and a transmission handle 32, the transmission case 25 is connected with a cavity support frame 17 for placing the conveyor belt 8, the driving gear shaft 29 and the driven gear shaft 30 are connected with the transmission case 25 after passing through the housing, a driving sprocket is installed at the shaft end of the driving gear shaft 29, a driving wheel 9 is installed at the shaft end of the driven gear shaft 30, the driving gear 27 is installed on the driving gear shaft 29, the driven gear 31 is installed on the driven gear shaft 30, the transmission handle 32 is connected with the driving gear 27 and the medium gear 28 through the bracket 26, the driving gear 27 and the driven gear 31 transmit power through the medium gear 28, the power is transmitted from the driving gear 27 to the medium gear 28, and then transmitted to the driven gear 31 through the medium, the driven gear 31 drives the driving gear 9 to move, so as to drive the spoon wheel 12 to work, and the speed changing handle 32, the driving gear 27 and the medium gear 28 form a whole through the bracket 26, and can rotate around the driving gear shaft 29 and move along the axial direction, so that gear shifting is realized.

As shown in fig. 3, 4, 5 and 7, a plurality of shifting pieces 19 are uniformly distributed on the outer wall of the conveying belt 8, the shifting pieces 19 and the conveying belt 8 are of an integral structure, round holes 24 are formed in the conveying belt 8 between the shifting pieces 19 and the shifting pieces 19, the driving wheel 9 and the driven wheel 10 are respectively arranged at the inner sides of the two ends of the conveying belt 8, in order to prevent the conveying belt 8 from being separated from the driving wheel 9 in the transmission process, convex teeth matched with the round holes 24 of the conveying belt 8 are arranged on the outer wall of the driving wheel 9 and are also called as conical teeth 2, anti-skid positioning wheels 1 are also arranged in the middle of the conveying belt 8 and in the middle of the driving wheel 9 and the driven wheel 10, and shafts in the middle of the anti-skid positioning wheels 1 are mounted. A plurality of conical teeth 2 are arranged on the outer wheel surface of the anti-skid positioning wheel 1, and the conical teeth 2 are uniformly distributed on the outer wheel surfaces of the driving wheel 9 and the anti-skid positioning wheel 1 in an array mode. In the transmission process of the conveyer belt 8, the driving wheel 9 and the conical teeth 2 on the antiskid positioning wheel 1 are embedded into the round hole 24, so that the conveyer belt 8 can transmit stably and accurately. The upper and lower part of the antiskid positioning wheel 1 is provided with an upper clapboard 3, a lower clapboard 4 and a positioning plate 5, the upper clapboard 3 and the lower clapboard 4 further prevent the vibration phenomenon in the transmission process of the conveyer belt 8, the positioning plate 5 further performs positioning for the stable and accurate transmission of the conveyer belt 8, and the conveyer belt 8 also performs transmission according to the designed gauge. The protective cover 16 is covered on the shell supporting frame 17, and the protective cover 16 is transparent, so that human eyes can see the transmission condition inside. A seed separating plate 11, a scoop wheel 12 and a transparent cover 14 are arranged outside the driving wheel 9 in sequence. The transparent cover 14 comprises a fixed frame 13 and a seed sowing pipe 15 which are integrated into a whole and are transparent, so that human eyes can see the rotation condition inside. The gearbox shell 25, the driving wheel 9 and the spoon wheel 12 are all made of die-cast aluminum alloy materials.

As shown in fig. 1 and 3, each of the poking pieces 19 is provided with a seed supporting groove 33, seeds in the seed box 1 enter the seed metering device through the seed metering pipe 15, then the seeds are fed into the conveying belt 8 through the elongated hole of the seed separating plate 11 by the seed taking spoon 21 of the spoon wheel 12, the seeds fall on the seed supporting grooves 33 of the poking pieces 19, and the seeds on the seed supporting grooves 33 are sown underground through the transmission of the conveying belt 8.

As shown in figure 1, the conveyer belt 8 is made of polyurethane material with high and low temperature resistance and high wear resistance to form a soft conveyer belt. The upper end arc part of the bottom plate 35 is embedded into the gearbox shell 25 and is fixedly connected through a bolt, the driving wheel 9 on the inner side of the conveying belt 8 is installed on the driven gear shaft 30 of the gearbox 7, the outer side of the driving wheel 9 is provided with a seed separating plate 11 and a scoop wheel 12, the scoop wheel 12 is fixedly connected with the driving wheel 9 through a screw, the driven wheel 10 is connected with the cavity supporting frame 17 through a bolt, and the transparent cover 14 is fixedly connected with the gearbox shell 25 through a screw.

As shown in fig. 1 and 9, the notch at the upper part of the protective cover 16 is combined with the notch at the lower part of the upper edge to form a seed discharge port, and seeds are discharged through the seed discharge port during the sowing process to finish the sowing.

As shown in fig. 11, a notch is formed in the transparent cover 14, the fixing frame 13 is slidably mounted at the notch, a brush 34 is disposed on the fixing frame 13, the brush 34 is located above the elongated hole of the seed separating plate 11, and the brush 34 has a certain hardness for stirring the seeds to avoid blocking.

As shown in fig. 1, 3 and 6, the seed separating plate 11 is located between the driving wheel 9 and the scoop wheel 12, the seed separating plate 11 is stationary, the scoop wheel 12 rotates with the driving wheel 9, the seed taking scoop 21 of the scoop wheel 12 stirs the seeds in the groove 37 of the seed separating plate 11 to move, and the seeds are fed into the conveyer belt 8 through the elongated hole 22 of the seed separating plate 11. In order to facilitate the operation of stirring the seeds, the top of the seed taking spoon 21 is in an arc opening shape.

Claims

1. The utility model provides a advance kind seed metering ware, includes that the seed metering ware is installed in the lower part of frame girder seed case, its characterized in that: at least one antiskid positioning wheel (1) is arranged in the middle of the conveying belt (8), and the outer ring of the antiskid positioning wheel (1) is provided with conical teeth (2) which are connected with the soft conveying belt in a stirring manner.

2. A feed forward seed meter as set forth in claim 1, wherein: a plurality of conical teeth (2) are arranged on the outer wheel surface of the anti-skid positioning wheel (1), and the conical teeth (2) are uniformly distributed on the outer wheel surface of the anti-skid positioning wheel (1) in an array manner.

3. A feed forward seed meter as set forth in claim 1, wherein: the middle shaft of the antiskid positioning wheel (1) is arranged on the cavity supporting frame (17).

4. A feed forward seed meter as set forth in claim 1, wherein: a plurality of shifting sheets (19) are uniformly distributed on the outer wall of the conveying belt (8).

5. A feed forward seed meter as set forth in claim 1, wherein: round holes (24) are arranged on the conveyer belt (8), and the driving wheel (9) and the driven wheel (10) are respectively arranged on the inner sides of the two ends of the conveyer belt (8).

6. A feed forward seed meter as set forth in claim 1, wherein: the outer wall of the driving wheel (9) is provided with conical teeth (2) which are in fit contact with the round hole of the conveying belt (8).

7. A feed forward seed meter as set forth in claim 1, wherein: a plurality of conical teeth (2) are arranged on the wheel surface of the anti-skid positioning wheel (1), and the conical teeth (2) are uniformly distributed in an array manner.

8. A feed forward seed meter as set forth in claim 1, wherein: a protective cover (16) is arranged on the cavity supporting frame (17), and the protective cover (16) is transparent.