Classified screening corn seed screening machine

Abstract

The utility model relates to the technical field of screening machines, and discloses a corn seed screening machine with a classified screening function, which comprises a stirring assembly which is arranged in a machine body assembly and is movably connected with the machine body assembly, a screening assembly is arranged at the bottom of the stirring assembly in parallel, and a cleaning assembly is arranged in the screening assembly; in order to improve the efficiency of screening corn seeds and reduce the influence of dust, automatic feeding is achieved by arranging a pressure sensor and a flow electromagnetic valve, and the situation that the machine is blocked due to blockage when too much materials are fed and screened is avoided; stirring blades are arranged to stir corn seeds, a fan blows up dust doped in the corn seeds in the stirring process of the corn seeds, a cyclone dust collector extracts the dust in the air, and the situation that workers inhale the dust for a long time to affect the body health is avoided; and the cleaning assembly cleans the screening plate, so that the corn seeds are prevented from blocking the screening plate, and the screening efficiency is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of screening machine more particularly to a kind of corn seed screening machines of grading screening. BACKGROUND

[0002] In crop planting, especially this important food crop, corn, the quality of seed directly affects the growth and yield of crops, therefore, effective screening of seed is one of the key steps to improve agricultural production efficiency, the traditional seed screening method mainly relies on manual operation, which not only time-consuming and labor-consuming, but also inefficient, in the seed screening process, due to friction and impact, a large amount of dust is generated, which not only affects the cleanliness of the working environment, but also can cause harm to the health of the operator.

[0003] Therefore, to solve the above problems, the present application provides a kind of corn seed screening machines of grading screening, by setting fan and cyclone dust collector, the dust in air is extracted, set cleaning assembly prevents corn seed from plugging sieve plate, improves its screening efficiency. UTILITARIAN CONTENT

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a kind of corn seed screening machines of grading screening to solve the problems existing in the above background art.

[0005] The utility model provides the following technical scheme: a kind of corn seed screening machines of grading screening, including the stirring assembly that is movably connected with the inside of machine body component, the bottom of stirring assembly is provided with sieve assembly in parallel, the inside of sieve assembly is installed with cleaning assembly;The machine body component includes cylinder, feed inlet, support, support and pressure sensor, wherein the top of cylinder is fixedly connected with feed inlet, the bottom of cylinder is installed with support, the side of support away from cylinder is fixedly connected with support, and the side of cylinder is installed with pressure sensor.

[0006] Preferably, the stirring assembly includes a first motor, a shaft, a fixed rod, a stirring blade, a partition plate, a fan, a cyclone dust collector and a feed pipe, wherein the first motor is movably connected to the top of the cylinder, the output end of the first motor is fixedly connected with the shaft, the shaft is arranged inside the cylinder through the wall of the cylinder, and the both ends of the shaft are fixedly connected with the fixed rod, the stirring blades are installed between the fixed rods, and the stirring blades are annularly arranged outside the shaft, the partition plate is installed at the inside bottom of the cylinder, the fan is arranged inside the partition plate, the cyclone dust collector is installed on the side of the cylinder away from the pressure sensor, the air inlet pipe of the cyclone dust collector penetrates through the inside of the cylinder and is connected with the inner cavity of the cylinder, and the feed pipe is installed at the bottom of the cylinder.

[0007] Preferably, the screening assembly comprises a box, a screening plate, a discharge port, a base, a support, a spring, a support frame and a vibration motor, wherein the box is arranged in parallel at the bottom end of the base, the inside of the box is provided with the screening plate, the screening plate is arranged in parallel inside the box, one side of the box is provided with the discharge port, the two sides of the box are symmetrically provided with the base, the top end of the base is provided with the support in parallel, the support is fixedly connected with the box, the spring is arranged between the base and the support, the top end of the base is fixedly connected with the support frame, and the side, away from the base, of the support frame is provided with the vibration motor.

[0008] Preferably, the cleaning assembly comprises a protective cover, a motor protective cover, a second motor, a driving wheel, a connecting rod, a roller and a brush, wherein the protective cover is fixedly connected inside the box, and the protective cover is symmetrically arranged inside the box, the inside of the protective cover is provided with the motor protective cover, the inside of the motor protective cover is provided with the second motor, the output end of the second motor is fixedly connected with the driving wheel, the middle part of the driving wheel is connected with the connecting rod, one end, away from the driving wheel, of the connecting rod is movably connected with the roller, and the outer side of the roller is uniformly provided with the brush.

[0009] Preferably, one end of the connecting rod is provided with a groove for driving the wheel to rotate, the top end of the protective cover is provided with a groove for the movement of the connecting rod, and the inside bottom end of the protective cover is fixedly connected with the gear teeth.

[0010] The technical effects and advantages of the present application are as follows:

[0011] In order to improve the efficiency of screening corn seeds and reduce the influence of dust, the pressure sensor and the flow electromagnetic valve are arranged to realize automatic feeding, so as to avoid blockage of the machine caused by too much material during screening. BRIEF DESCRIPTION OF DRAWINGS

[0012] Figure 1 It is a whole structure schematic view of the present application;

[0013] Figure 2 It is a whole structure side view schematic view of the present application;

[0014] Figure 3 It is a whole structure cross-sectional view schematic view of the present application;

[0015] Figure 4 It is a whole structure schematic view of the present application; Figure 1 It is a structure schematic view of the present application;

[0016] Figure 5 For the utility model Figure 3 Structure schematic view in B place;

[0017] Figure 6 For the utility model Figure 3 Structure schematic view in C place.

[0018] The figure mark is: 1, machine body subassembly;101, cylinder body;102, feed port;103, support;104, support;105, pressure sensor;2, stirring subassembly;201, first motor;202, rotating shaft;203, fixed link;204, stirring blade;205, partition plate;206, fan;207, cyclone dust collector;208, feed pipe;3, sieving subassembly;301, box;302, sieve plate;303, discharge port;304, base;305, support piece;306, spring;307, support frame;308, vibration motor;4, cleaning subassembly;401, protective cover;402, motor protective cover;403, second motor;404, driving wheel;405, connecting rod;406, roller;407, brush. Specific implementation

[0019] The technical scheme in the utility model will be described clearly and completely below in combination with the drawings in the utility model, and in addition, the form of each structure described in the following implementation is only an example, and the hierarchical screening corn seed screening machine involved in the utility model is not limited to each structure described in the following implementation, and all other implementations obtained by the ordinary skilled in the art without making creative efforts belong to the range protected by the utility model.

[0020] With reference to Figures 1-6 The utility model provides a kind of hierarchical screening corn seed screening machine, including the stirring subassembly 2 of machine body subassembly 1 inside and its activity connection, the bottom of stirring subassembly 2 is provided with sieve assembly 3 in parallel, and sieve assembly 3 is installed with cleaning subassembly 4 in its inside.

[0021] Machine body subassembly 1 includes cylinder body 101, feed port 102, support 103, support 104 and pressure sensor 105, wherein the top end of cylinder body 101 is fixedly connected with feed port 102, the bottom end of cylinder body 101 is installed with support 103, the side of support 103 away from cylinder body 101 is fixedly connected with support 104, and the side of cylinder body 101 is installed with pressure sensor 105;

[0022] The stirring assembly 2 comprises a first motor 201, a rotating shaft 202, fixed rods 203, stirring blades 204, a partition plate 205, a fan 206, a cyclone dust collector 207 and a material conveying pipe 208. The first motor 201 is movably connected to the top end of the barrel 101. The output end of the first motor 201 is fixedly connected with the rotating shaft 202. The rotating shaft 202 is arranged inside the barrel 101 through the wall of the barrel 101. The two ends of the rotating shaft 202 are fixedly connected with the fixed rods 203. The stirring blades 204 are installed between the fixed rods 203. The stirring blades 204 are annularly arranged outside the rotating shaft 202. The partition plate 205 is installed at the bottom end inside the barrel 101. The fan 206 is arranged inside the partition plate 205. The cyclone dust collector 207 is installed on the side of the barrel 101 away from the pressure sensor 105. The air inlet pipe of the cyclone dust collector 207 penetrates through the inside of the barrel 101 and is in communication with the inner cavity of the barrel 101. The material conveying pipe 208 is installed at the bottom end of the barrel 101. The fan 206 is started. The dust mixed in the corn seeds is blown up in the process of stirring the corn seeds. Then the cyclone dust collector 207 is started to clean the dust inside the barrel 101.

[0023] The screening assembly 3 comprises a box 301, a screening plate 302, a discharge port 303, a base 304, a support 305, a spring 306, a support frame 307 and a vibration motor 308. The box 301 is arranged in parallel at the bottom end of the support 103. The screening plate 302 is installed inside the box 301 and is arranged in parallel inside the box 301. The discharge port 303 is arranged on one side of the box 301. The bases 304 are symmetrically arranged on the two sides of the box 301. The supports 305 are arranged in parallel at the top ends of the bases 304 and are fixedly connected with the box 301. The springs 306 are installed between the bases 304 and the supports 305. The support frame 307 is fixedly connected to the top end of the base 304. The vibration motor 308 is installed on the side of the support frame 307 away from the base 304.

[0024] The cleaning assembly 4 comprises a protective cover 401, a motor protective cover 402, a second motor 403, a driving wheel 404, a connecting rod 405, a roller 406 and brushes 407, wherein the protective cover 401 is fixedly connected in the box body 301, the protective cover 401 is symmetrically arranged in the box body 301, the inside of the protective cover 401 is provided with the motor protective cover 402, the inside of the motor protective cover 402 is provided with the second motor 403, the output end of the second motor 403 is fixedly connected with the driving wheel 404, the middle part of the driving wheel 404 is connected with the connecting rod 405, the end, away from the driving wheel 404, of the connecting rod 405 is movably connected with the roller 406, the outer side of the roller 406 is uniformly provided with the brushes 407, the end of the connecting rod 405 is provided with a groove for driving the driving wheel 404 to rotate, the top end of the protective cover 401 is provided with a groove for the movement of the connecting rod 405, and the inside bottom end of the protective cover 401 is fixedly connected with a gear.

[0025] The working principle of the utility model is as follows:

[0026] The corn seeds to be screened are placed in the feed inlet 102, the pressure sensor 105 is started, the pressure sensor 105 sends an electric signal to the flow electromagnetic valve installed on one side of the feed inlet 102 according to the pressure borne by the cylinder body 101, the flow electromagnetic valve controls the feeding of the corn seeds, the weight of the corn seeds reaches the threshold value set by the pressure sensor 105, the pressure sensor 105 sends an electric signal to the flow electromagnetic valve to pause the feeding, so as to avoid the congestion of the screening when the feeding is too much and cause the machine to be blocked.

[0027] The first motor 201 is started, the output end of the first motor 201 is fixedly connected with the rotating shaft 202, the rotating shaft 202 outside is provided with the stirring blade 204, the first motor 201 is rotated to stir the corn seeds, the fan 206 is started, the dust mixed in the corn seeds is blown up in the process of stirring the corn seeds, then the cyclone dust collector 207 is started, the cyclone dust collector 207 is composed of an air inlet pipe, an air outlet pipe, a cylinder body, a conical body and an ash bucket, has the advantages of simple structure, easy manufacturing and maintenance, the dust enters the inside of the cyclone dust collector 207 through the air inlet pipe, the purified gas is discharged through the air outlet pipe, the conical body is located below the cylinder body, which is helpful for the further separation and collection of dust particles, finally the dust in the cylinder body 101 is collected to achieve the dust removal effect, and the long-term inhalation of the staff is avoided to affect the health;

[0028] The corn seeds after dedusting enter the box 301 through the conveying pipe 208, then the vibration motor 308 is started, the output end of the vibration motor 308 is fixedly connected with the box 301, the vibration motor 308 vibrates to make the whole box 301 vibrate, the corn seeds are uniformly screened through the screening plate 302, and finally the corn seeds are discharged from the discharge port 303, different sizes of the corn seeds can be classified and screened out, after screening is completed, the cleaning assembly 4 cleans the screening plate 302, the corn seeds are prevented from blocking the screening plate 302, the second motor 403 is started, the output end of the second motor 403 is fixedly connected with the driving wheel 404, the second motor 403 rotates to drive the connecting rod 405 to move, and finally the brush 407 outside the roller 406 cleans the seeds blocked on the screening plate 302, and the screening efficiency is ensured.

[0029] Finally, it should be pointed out that: first, in the description of the present application, it should be pointed out that unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, which can be mechanical connection or electrical connection, or the communication between two elements, or direct connection, "up", "down", "left", "right" and the like are only used to indicate the relative positional relationship, when the absolute position of the described object changes, the relative positional relationship may change;

[0030] Secondly: the utility model discloses the drawings in the embodiment, only relate to the structure involved in the embodiment of the present disclosure, other structures can refer to the usual design, under the condition of no conflict, the same embodiment and different embodiments of the utility model can be combined with each other.

[0031] Finally: the above only for the preferred embodiment of the utility model has, and does not limit the utility model, any modification, equivalent replacement, improvement etc. that is made within the spirit and principle of the utility model, should be included in the protection scope of the utility model.

Claims

1. A graded corn seed screening machine, comprising a machine body assembly (1) and a stirring assembly (2) movably connected inside the machine body assembly (1), characterized in that: The bottom of the stirring assembly (2) is provided in parallel with a screening assembly (3), and the inside of the screening assembly (3) is provided with a cleaning assembly (4); the machine body assembly (1) comprises a barrel (101), a feeding port (102), a support (103), a support (104) and a pressure sensor (105), wherein the top end of the barrel (101) is fixedly connected with the feeding port (102), the bottom end of the barrel (101) is provided with the support (103), the side of the support (103) away from the barrel (101) is fixedly connected with the support (104), and the side of the barrel (101) is provided with the pressure sensor (105).

2. A machine for the grading and sorting of maize seeds according to claim 1, characterized in that: The stirring assembly (2) comprises a first motor (201), a rotating shaft (202), a fixed rod (203), a stirring blade (204), a partition plate (205), a fan (206), a cyclone dust collector (207) and a feeding pipe (208), wherein the first motor (201) is movably connected to the top end of the barrel (101), the output end of the first motor (201) is fixedly connected with the rotating shaft (202), the rotating shaft (202) passes through the wall of the barrel (101) and is arranged inside the barrel (101), and the two ends of the rotating shaft (202) are fixedly connected with the fixed rods (203), the fixed rods (203) are provided with the stirring blades (204) therebetween, the stirring blades (204) are annularly arranged outside the rotating shaft (202), the inside bottom end of the barrel (101) is provided with the partition plate (205), the inside of the partition plate (205) is provided with the fan (206), the side of the barrel (101) away from the pressure sensor (105) is provided with the cyclone dust collector (207), the air inlet pipe of the cyclone dust collector (207) passes through the inside of the barrel (101) and is connected with the inner cavity of the barrel (101), and the bottom end of the barrel (101) is provided with the feeding pipe (208).

3. A machine for the grading and sorting of corn seeds according to claim 1, characterized in that: The screening assembly (3) comprises a box (301), a screening plate (302), a discharge port (303), a base (304), a support (305), a spring (306), a support frame (307) and a vibration motor (308), wherein the box (301) is provided in parallel at the bottom end of the support (103), the inside of the box (301) is provided with the screening plate (302), and the screening plates (302) are provided in parallel inside the box (301), one side of the box (301) is provided with the discharge port (303), the two sides of the box (301) are provided with the bases (304) in symmetry, the top end of the base (304) is provided in parallel with the support (305), the support (305) is fixedly connected with the box (301), the spring (306) is arranged between the base (304) and the support (305), the top end of the base (304) is fixedly connected with the support frame (307), and the side of the support frame (307) away from the base (304) is provided with the vibration motor (308).

4. A machine for grading and screening corn seed as defined in claim 1, characterized in that: The cleaning assembly (4) comprises a protective cover (401), a motor protective cover (402), a second motor (403), a driving wheel (404), a connecting rod (405), a roller (406) and a brush (407), wherein the protective cover (401) is fixedly connected inside the box body (301), and the protective cover (401) is symmetrically arranged inside the box body (301); the inside of the protective cover (401) is provided with the motor protective cover (402); the inside of the motor protective cover (402) is provided with the second motor (403); the output end of the second motor (403) is fixedly connected with the driving wheel (404); the middle part of the driving wheel (404) is connected with the connecting rod (405); the end, away from the driving wheel (404), of the connecting rod (405) is movably connected with the roller (406); and the outer side of the roller (406) is uniformly provided with the brushes (407).

5. A machine for the grading and sorting of maize seeds according to claim 4, characterized in that: The end of the connecting rod (405) is provided with a groove for driving the rotation of the driving wheel (404); the top end of the protective cover (401) is provided with a groove for the movement of the connecting rod (405); and the inside bottom end of the protective cover (401) is fixedly connected with a gear.

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