阅读说明：本技术 一种用于农作物种植的自动选种装置及其工作方法 (Automatic seed selection device for crop planting and working method thereof ) 是由 尚亚冰 于 2020-12-23 设计创作，主要内容包括：本发明属于种子筛选技术领域,具体的说是一种用于农作物种植的自动选种装置及其工作方法,该自动选种装置包括筛选桶、进水管和投料单元；筛选桶上端开设除杂口,筛选桶下端开设出料口,出料口的端部设有闭合板,筛选桶下端侧壁连通进水管,筛选桶的一侧边安置投料单元；投料单元包括进料口、导流管、进料管、电机和绞龙；进料管一端连通筛选桶的中间下半部分,进料管的另一端为封闭端,且进料管的另一端固接电机；电机的输出轴伸入进料管内,且电机的输出轴端固接绞龙的一端,绞龙的另一端伸入筛选桶内部,且绞龙的另一端铰接在筛选桶的内壁上；所述进料管上方为导流管；所述导流管的一端连通进料管,导流管的另一端固接进料口。(The invention belongs to the technical field of seed screening, in particular to an automatic seed selection device for crop planting and a working method thereof, wherein the automatic seed selection device comprises a screening barrel, a water inlet pipe and a feeding unit; the upper end of the screening barrel is provided with a impurity removing port, the lower end of the screening barrel is provided with a discharge port, the end part of the discharge port is provided with a closed plate, the side wall of the lower end of the screening barrel is communicated with a water inlet pipe, and a feeding unit is arranged on one side edge of the screening barrel; the feeding unit comprises a feeding port, a flow guide pipe, a feeding pipe, a motor and a packing auger; one end of the feeding pipe is communicated with the lower half part of the middle of the screening barrel, the other end of the feeding pipe is a closed end, and the other end of the feeding pipe is fixedly connected with a motor; an output shaft of the motor extends into the feeding pipe, the output shaft end of the motor is fixedly connected with one end of the packing auger, the other end of the packing auger extends into the screening barrel, and the other end of the packing auger is hinged on the inner wall of the screening barrel; a guide pipe is arranged above the feeding pipe; one end of the flow guide pipe is communicated with the feeding pipe, and the other end of the flow guide pipe is fixedly connected with the feeding hole.)

1. The utility model provides an automatic seed selection device for crops are planted which characterized in that: comprises a screening barrel, a water inlet pipe and a feeding unit; the device comprises a screening barrel, a material inlet, a material outlet, a material inlet pipe, a material feeding unit, a material outlet, a closed plate, a material inlet pipe, a material outlet and a material feeding unit, wherein the material inlet is arranged on one side of the material inlet pipe;

the feeding unit comprises a feeding hole, a flow guide pipe, a feeding pipe, a motor and a packing auger; one end of the feeding pipe is communicated with the lower half part of the middle of the screening barrel, the other end of the feeding pipe is a closed end, and the other end of the feeding pipe is fixedly connected with a motor; the output shaft of the motor extends into the feeding pipe, the output shaft end of the motor is fixedly connected with one end of the packing auger, the other end of the packing auger extends into the screening barrel, and the other end of the packing auger is hinged to the inner wall of the screening barrel; a guide pipe is arranged above the feeding pipe; one end of the flow guide pipe is communicated with the feeding pipe, and the other end of the flow guide pipe is fixedly connected with the feeding hole.

2. An automatic seed selection device for crop planting according to claim 1, characterized in that: the upper half part and the lower part of the screening barrel are in a circular truncated cone shape.

3. An automatic seed selection device for crop planting according to claim 1, characterized in that: a screening unit is arranged between the feed inlet and the feed pipe and used for screening the particle size of the seeds, and the screening unit comprises a filter barrel, a vertical rod, a cross rod and a cam; the number of the cams is two, one of the cams is fixedly connected to the end part of the output shaft of the motor, the other cam is fixedly connected to one end of the packing auger, the end part of the cross rod is fixedly connected between the two cams, and the packing auger is connected with the output shaft of the motor through the cams and the cross rod; the outer ring of the cross rod is hinged with one end of a vertical rod, and the other end of the vertical rod is hinged with the bottom surface of the filter barrel; the outer side wall of the filter barrel is symmetrically provided with slide bars which are in sliding connection with the inner side wall of the feed inlet in a sliding groove.

4. An automatic seed selection device for crop planting according to claim 1, characterized in that: a limiting block and a rotating shaft are arranged in the flow guide pipe; the stopper lateral wall symmetry rigid coupling pivot, the tip of pivot articulates on the inner wall of honeycomb duct, and stopper sliding connection has run through the montant.

5. An automatic seed selection device for crop planting according to claim 4, characterized in that: the design that the rotary blades on the packing auger are gradually reduced from the middle position of the packing auger to the two ends of the packing auger.

6. An automatic seed selection device for crop planting according to claim 1, characterized in that: a scraping unit is arranged at the discharge port of the screening barrel; the scraping unit comprises a rotating rod, a fixed rod, a scraping rod and conical teeth; one end of the rotating rod is hinged to the inner wall of the discharge port through a plurality of fixing rods, a plurality of scraping rods are uniformly and fixedly connected to the outer ring of the rotating rod, the scraping rods are attached to the inclined inner wall of the screening barrel, and the other end of the rotating rod is fixedly connected with conical teeth and the middle of the auger and fixedly connected to the conical teeth.

7. A working method of an automatic seed selection device for crop planting is characterized in that: the working method is suitable for the automatic seed selection device in any one of claims 1 to 6, and comprises the following steps:

s1: injecting salt water, namely firstly injecting the salt water into the screening barrel through the water inlet pipe, and stopping injecting the salt water until the liquid level of the salt water is level with the joint of the impurity removing port and the screening barrel;

s2: seeds are put in, a motor is started, the seeds are put in a feed inlet, then the seeds with small particles enter a screening barrel under the matching of a screening unit and the motor, the seeds with large particles stay on a filter barrel, and then the seeds are collected for salt water screening;

s3: removing impurities from seeds, namely, rotating the auger to understand the swinging of saline water, floating the seeds in the screening barrel, floating the seeds damaged by worms and shriveled in the impurity removing openings, and fishing out the damaged seeds and the shriveled seeds;

s4: and (4) taking materials, opening a closing plate at a discharge port, and discharging the seeds and the saline water together.

Technical Field

The invention belongs to the technical field of seed screening, and particularly relates to an automatic seed selection device for crop planting and a working method thereof.

Background

Modern agricultural machinery degree is high, and agricultural output improves by a wide margin, mainly through choosing high-quality seed from the crops in production, as the seed of agricultural production in the next year, but this time-consuming and need a large amount of labours, influence the seeding moreover easily, need will select kind and sow to combine together, consequently automatic internal structure of selecting kind needs further improvement to combine the reality.

The rice seeds are damaged by worms or are empty and shriveled, so that the germination of the seeds can be seriously influenced, the agricultural harvest is reduced, and therefore, before the seeds are sowed, workers need to select the seeds; in addition, the disease resistance of the seeds can be improved after the seeds are selected by saline water. At present, rice seed selection completely depends on manpower, the labor intensity of workers is high, and the seed selection efficiency is low.

In order to solve the technical problems, the Chinese utility model with the publication number of CN207138097U discloses a brine seed selecting machine, which has the following problems that 1) a seed inlet is arranged at the upper end of a seed selecting container, a seed outlet is arranged at the bottom of the seed selecting container, the seed after being selected can sink to the bottom of the container from the upper end of the container to complete the whole seed selecting process, the seed selecting speed is slow, and the seed is contacted with the brine for too long time in the sinking process, so that the surface of the seed is injured; 2) the seeds damaged by worms or empty seeds and the seeds with better quality are put into the seed selection container together, the seeds damaged by worms or empty seeds can stay at the upper end of the seed selection container, the seeds with better quality can gradually sink, and workers can remove the seeds damaged by worms or empty seeds at the upper end of the container after waiting for a period of time; the problem of a salt water seed sorter that the publication number is CN207138097U is solved in this seed sorter that application number is 2018104555430, but this seed sorter carries out the seed that the worm wormhole is bored or empty and shrivelled through setting up a plurality of edulcoration pipelines and gets rid of, needs the workman to carry out the edulcoration in every edulcoration pipeline, and inefficiency, is unfavorable for the edulcoration operation of seed.

Disclosure of Invention

In order to overcome the defects of the prior art and solve the problems described in the background art, the invention provides an automatic seed selection device for crop planting and a working method thereof.

The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to an automatic seed selection device for crop planting, which comprises a screening barrel, a water inlet pipe and a feeding unit; the device comprises a screening barrel, a material inlet, a material outlet, a material inlet pipe, a material feeding unit, a material outlet, a closed plate, a material inlet pipe, a material outlet and a material feeding unit, wherein the material inlet is arranged on one side of the material inlet pipe;

the feeding unit comprises a feeding hole, a flow guide pipe, a feeding pipe, a motor and a packing auger; one end of the feeding pipe is communicated with the lower half part of the middle of the screening barrel, the other end of the feeding pipe is a closed end, and the other end of the feeding pipe is fixedly connected with a motor; the output shaft of the motor extends into the feeding pipe, the output shaft end of the motor is fixedly connected with one end of the packing auger, the other end of the packing auger extends into the screening barrel, and the other end of the packing auger is hinged to the inner wall of the screening barrel; a guide pipe is arranged above the feeding pipe; one end of the flow guide pipe is communicated with the feeding pipe, and the other end of the flow guide pipe is fixedly connected with the feeding hole.

Preferably, the upper half part and the lower part of the screening barrel are in a circular truncated cone shape.

Preferably, a screening unit is arranged between the feeding hole and the feeding pipe, the screening unit is used for screening the particle size of the seeds, and the screening unit comprises a filter barrel, a vertical rod, a horizontal rod and a cam; the number of the cams is two, one of the cams is fixedly connected to the end part of the output shaft of the motor, the other cam is fixedly connected to one end of the packing auger, the end part of the cross rod is fixedly connected between the two cams, and the packing auger is connected with the output shaft of the motor through the cams and the cross rod; the outer ring of the cross rod is hinged with one end of a vertical rod, and the other end of the vertical rod is hinged with the bottom surface of the filter barrel; the outer side wall of the filter barrel is symmetrically provided with slide bars which are in sliding connection with the inner side wall of the feed inlet in a sliding groove.

Preferably, a limiting block and a rotating shaft are arranged in the flow guide pipe; the stopper lateral wall symmetry rigid coupling pivot, the tip of pivot articulates on the inner wall of honeycomb duct, and stopper sliding connection has run through the montant.

Preferably, the rotary blade on the packing auger is designed to be gradually reduced from the middle position of the packing auger to the two ends of the packing auger.

Preferably, a scraping unit is arranged at a discharge port of the screening barrel; the scraping unit comprises a rotating rod, a fixed rod, a scraping rod and conical teeth; one end of the rotating rod is hinged to the inner wall of the discharge port through a plurality of fixing rods, a plurality of scraping rods are uniformly and fixedly connected to the outer ring of the rotating rod, the scraping rods are attached to the inclined inner wall of the screening barrel, and the other end of the rotating rod is fixedly connected with conical teeth and the middle of the auger and fixedly connected to the conical teeth.

An operating method of an automatic seed selection device for crop planting is suitable for the automatic seed selection device and comprises the following steps:

s1: injecting salt water, namely firstly injecting the salt water into the screening barrel through the water inlet pipe, and stopping injecting the salt water until the liquid level of the salt water is level with the joint of the impurity removing port and the screening barrel;

s2: seeds are put in, a motor is started, the seeds are put in a feed inlet, then the seeds with small particles enter a screening barrel under the matching of a screening unit and the motor, the seeds with large particles stay on a filter barrel, and then the seeds are collected for salt water screening;

s3: removing impurities from seeds, namely, rotating the auger to understand the swinging of saline water, floating the seeds in the screening barrel, floating the seeds damaged by worms and shriveled in the impurity removing openings, and fishing out the damaged seeds and the shriveled seeds;

s4: and (4) taking materials, opening a closing plate at a discharge port, and discharging the seeds and the saline water together.

The invention has the technical effects and advantages that:

the seeds with better quality are deposited on the inner bottom surface of the screening barrel, the bottom surface of the lower part of the screening barrel is in a circular truncated cone shape, so the seeds with better quality are gathered at the discharge port, the seeds can be conveniently discharged, and meanwhile, the seeds which are damaged by worms and are empty and shriveled float up to the inner top surface of the screening barrel;

the motor drives the packing auger to rotate, the upper rotating blade of the packing auger pushes the seeds into the screening barrel from the feeding pipe gradually, the seeds are pushed into the saline water directly at the moment, so that the seeds are fully contacted with the saline water, and then the worm-eaten and hollow and flat seeds float up at the impurity removing opening and are fished out; the seed is direct inside from propelling movement to salt solution for the seed is abundant and quick also salt solution contact, reduces the seed and soaks the time in salt solution, thereby improves the screening efficiency of seed.

Drawings

The invention is further described with reference to the following figures and embodiments.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2 at A;

FIG. 4 is an enlarged view of a portion of FIG. 2 at B;

in the figure: 1. a screening barrel; 2. a water inlet pipe; 3. removing impurities; 4. a discharge port; 5. a closing plate; 6. a feed inlet; 7. a flow guide pipe; 8. a feed pipe; 9. a motor; 10. a packing auger; 11. a filter vat; 12. a vertical rod; 13. a cross bar; 14. a cam; 15. a slide bar; 16. a chute; 17. a limiting block; 18. a rotating shaft; 19. a rotating rod; 20. fixing the rod; 21. a scraping rod; 22. a conical tooth.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the following embodiments.

As shown in fig. 1 to 4, the automatic seed selection device for crop planting according to the present invention comprises a screening barrel 1, a water inlet pipe 2 and a feeding unit; the upper end of the screening barrel 1 is provided with a impurity removing port 3, the lower end of the screening barrel 1 is provided with a discharge port 4, the end part of the discharge port 4 is provided with a closed plate 5, the closed plate 5 is hinged to the end part of the discharge port 4, the closed plate 5 is tightly attached to the end part of the discharge port 4, the side wall of the lower end of the screening barrel 1 is communicated with a water inlet pipe 2, and one side edge of the screening barrel 1 is provided with a feeding unit;

the feeding unit comprises a feeding port 6, a flow guide pipe 7, a feeding pipe 8, a motor 9 and a packing auger 10; one end of the feeding pipe 8 is communicated with the lower half part of the middle of the screening barrel 1, the other end of the feeding pipe 8 is a closed end, and the other end of the feeding pipe 8 is fixedly connected with a motor 9; an output shaft of the motor 9 extends into the feeding pipe 8, the output shaft of the motor 9 is fixedly connected with one end of the packing auger 10, the other end of the packing auger 10 extends into the screening barrel 1, and the other end of the packing auger 10 is hinged to the inner wall of the screening barrel 1; a guide pipe 7 is arranged above the feeding pipe 8; one end of the flow guide pipe 7 is communicated with the feeding pipe 8, and the other end of the flow guide pipe 7 is fixedly connected with the feeding hole 6; firstly, saline water is pumped into a screening barrel 1 through a water inlet pipe 2 until the liquid level of the saline water is level with the joint of a impurity removing opening 3 and the screening barrel 1, the saline water injection is stopped, then a motor 9 is started, seeds are discharged from a feed inlet 6 and are fed into a guide pipe 7, the seeds flow into a feed pipe 8 along with the guide pipe 7, meanwhile, the motor 9 drives an auger 10 to rotate, upper rotating blades of the auger 10 gradually push the seeds into the screening barrel 1 from the feed pipe 8, the seeds are directly pushed into the saline water at the moment, so that the seeds are fully contacted with the saline water, then the worm-eaten and empty seeds float up at the impurity removing opening 3, and the worm-eaten and empty seeds are fished out; the seed is direct inside from propelling movement to salt solution for the seed is abundant and quick also salt solution contact, reduces the seed and soaks the time in salt solution, thereby improves the screening efficiency of seed.

As a specific embodiment of the present invention, the upper half part and the lower part of the screening barrel 1 are in the shape of circular truncated cones; the seed deposit of quality preferred is to the interior bottom surface of screening bucket 1, because screening bucket 1 lower part bottom surface is the round platform form, consequently the seed of quality preferred gathers in discharge gate 4 departments, the ejection of compact of the seed of being convenient for, the moth is simultaneously gone up the top surface in screening bucket 1 with empty flat seed, because screening bucket 1 upper half top is the round platform form, consequently moth and empty flat seed can attach screening bucket 1 upper half interior top surface to move about and gather in removing miscellaneous mouthful 3 departments, the moth of being convenient for and empty getting rid of and salvaging of flat seed.

As a specific embodiment of the present invention, a screening unit is disposed between the feeding inlet 6 and the feeding pipe 8, and is used for screening the particle size of the seeds, and the screening unit includes a filtering barrel 11, a vertical rod 12, a horizontal rod 13 and a cam 14; the number of the cams 14 is two, one cam 14 is fixedly connected to the end part of the output shaft of the motor 9, the other cam 14 is fixedly connected to one end of the packing auger 10, the end part of the cross rod 13 is fixedly connected between the two cams 14, and the packing auger 10 is connected with the output shaft of the motor 9 through the cams 14 and the cross rod 13; the outer ring of the cross rod 13 is hinged with one end of a vertical rod 12, and the other end of the vertical rod 12 is hinged with the bottom surface of the filter barrel 11; the outer side wall of the filter barrel 11 is symmetrically provided with slide bars 15, and the slide bars 15 are slidably connected into slide grooves 16 formed in the inner side wall of the feed port 6; grading screening and impurity removal of the particle size of the seeds; the seed is followed feed inlet 6 and is dropped into filter vat 11 in, motor 9 passes through cam 14, cooperation between horizontal pole 13 and the montant 12, promote filter vat 11 swing from top to bottom in turn, and filter vat 11 slides from top to bottom in spout 16 through slide bar 15, make the interior little seed of granule of filter vat 11 at first fall into filter vat 1 in, then retain the big seed of granule in the filter vat 11, then carry out the salt solution screening after collecting the big seed of granule, this automatic seed selection device is guaranteeing to carry out granule size grade screening to the seed under the condition of seed edulcoration, select out the better seed of quality.

As a specific embodiment of the present invention, a limiting block 17 and a rotating shaft 18 are arranged in the flow guide pipe 7; the side wall of the limiting block 17 is symmetrically and fixedly connected with a rotating shaft 18, the end part of the rotating shaft 18 is hinged on the inner wall of the draft tube 7, and the limiting block 17 is in sliding connection and penetrates through a vertical rod 12; through stable cooperation between stopper 17 and the pivot 18 for when montant 12 swung and promoted filter vat 11, the other end amplitude of oscillation of montant 12 received the restriction, thereby filter vat 11's amplitude of oscillation also received the restriction, avoided taking place destructive collision between filter vat 11 lateral wall and the 6 inner walls of feed inlet.

As a specific embodiment of the invention, the rotary blades on the packing auger 10 are designed to be gradually reduced from the middle position of the packing auger 10 to the two ends of the packing auger 10; according to the boss shape of the latter half of screening bucket 1, the rotating vane size of auger 10 is designed for the rotating vane of auger 10 can reach the seed of screening bucket 1 inner bottom surface, makes the seed stir, fully filters out the seed that the worm eaten and empty flat.

As a specific embodiment of the present invention, a scraping unit is disposed at the discharge port 4 of the screening barrel 1; the scraping unit comprises a rotating rod 19, a fixed rod 20, a scraping rod 21 and conical teeth 22; one end of the rotating rod 19 is hinged on the inner wall of the discharge port 4 through a plurality of fixed rods 20, a plurality of scraping rods 21 are uniformly fixedly connected on the outer ring of the rotating rod 19, the scraping rods 21 are attached to the inclined inner wall of the screening barrel 1, and a conical tooth 22 fixedly connected with the other end of the rotating rod 19 is meshed with a conical tooth 22 fixedly connected with the middle position of the packing auger 10; when the materials are taken, the closing plate 5 at the end part of the material outlet 4 is opened, meanwhile, the auger 10 rotates and drives the scraping rod 21 to rotate through the conical teeth 22, the scraping rod 21 stirs the seeds at the bottom in the screening barrel 1, so that the seeds are discharged out of the screening barrel 1 along with flowing saline water, the seeds are prevented from being adhered to the inner wall of the screening barrel 1, the material taking efficiency of the seeds is improved, and the seed soaking time is shortened.

An operating method of an automatic seed selection device for crop planting is suitable for the automatic seed selection device and comprises the following steps:

s1: injecting saline water, namely firstly injecting the saline water into the screening barrel 1 through the water inlet pipe 2, and stopping injecting the saline water until the liquid level of the saline water is level with the joint of the impurity removing port 3 and the screening barrel 1;

s2: seeds are put in, a motor 9 is started, the seeds are put in a feed port 6, then the seeds with small particles enter a screening barrel 1 under the coordination between a screening unit and the motor 9, the seeds with large particles stay on a filter barrel 11, and then the seeds are collected for salt water screening;

s3: removing impurities from seeds, rotating the auger 10 to understand the swinging of salt water, floating the seeds in the screening barrel 1, floating the seeds damaged by worms and shriveled in the impurity removing opening 3, and then fishing out the damaged seeds and shriveled seeds;

s4: taking materials, opening the closing plate 5 at the discharge port 4, and discharging the seeds together with the saline water.

The working principle is as follows: firstly, saline water is pumped into a screening barrel 1 through a water inlet pipe 2 until the liquid level of the saline water is level with the joint of a impurity removing opening 3 and the screening barrel 1, the saline water injection is stopped, then a motor 9 is started, seeds are discharged from a feed inlet 6 and are fed into a guide pipe 7, the seeds flow into a feed pipe 8 along with the guide pipe 7, meanwhile, the motor 9 drives an auger 10 to rotate, upper rotating blades of the auger 10 gradually push the seeds into the screening barrel 1 from the feed pipe 8, the seeds are directly pushed into the saline water at the moment, so that the seeds are fully contacted with the saline water, then the worm-eaten and empty seeds float up at the impurity removing opening 3, and the worm-eaten and empty seeds are fished out; the seeds are directly pushed into the saline water, so that the seeds are fully and quickly contacted with the saline water, the soaking time of the seeds in the saline water is shortened, and the screening efficiency of the seeds is improved;

the seeds with better quality are deposited on the inner bottom surface of the screening barrel 1, the bottom surface of the lower part of the screening barrel 1 is in a circular truncated cone shape, so the seeds with better quality are gathered at the discharge port 4, the seeds can be conveniently discharged, and the worm-eaten and hollow-shriveled seeds float to the inner top surface of the screening barrel 1;

meanwhile, the particle size of the seeds is graded, screened and decontaminated; seeds are put into a filter barrel 11 from a feed port 6, a motor 9 pushes the filter barrel 11 to swing up and down alternately through the cooperation among a cam 14, a cross rod 13 and a vertical rod 12, the filter barrel 11 slides up and down in a sliding groove 16 through a sliding rod 15, so that the seeds with small particles in the filter barrel 11 fall into the filter barrel 1 at first, then the seeds with large particles are retained in the filter barrel 11, then the seeds with large particles are collected and subjected to salt water screening, and the automatic seed selection device performs particle size grade screening on the seeds under the condition of ensuring impurity removal of the seeds, and selects the seeds with better quality;

and then according to the boss shape of the lower half part of the screening barrel 1, the size of the rotating blade of the packing auger 10 is designed, so that the rotating blade of the packing auger 10 can reach the seeds on the inner bottom surface of the screening barrel 1, the seeds are stirred, and the seeds which are damaged by worms and are empty and shriveled are fully filtered.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.