Wheat color sorter for flour processing

Abstract

The utility model provides a wheat color sorter for flour processing. The wheat color sorter for flour processing comprises: a bottom plate; a conveyor belt with a plurality of separation belts mounted on the bottom plate; an L-shaped back plate and a support fixedly installed on the bottom plate; a material spreading mechanism installed on the support for spreading the wheat to be color selected between the plurality of separation belts on the conveyor belt; and a color selection mechanism installed on the L-shaped back plate for color selecting the wheat. The wheat color sorter for flour processing has the advantages of being capable of removing the inorganic impurities such as stones, soil blocks, glass and metal and the organic impurities such as moldy grains, worm-eaten grains and diseased spot grains from the wheat through multiple channels and having a high color selection efficiency.

Description

Technical Field

[0001] This utility model relates to the field of wheat color sorter technology, and in particular to a wheat color sorter for flour processing. Background Technology

[0002] The use of wheat color sorters in flour processing is a key step in improving flour quality, increasing production efficiency, and reducing processing costs. Wheat color sorters are used to separate inorganic impurities such as stones, clods of earth, glass, and metal from wheat to avoid damaging milling equipment (such as milling rollers), and to remove organic impurities such as moldy grains, insect-infested grains, and diseased grains to prevent them from producing off-flavors or toxins that could affect flour safety.

[0003] However, existing wheat color sorters are often unable to separate inorganic impurities such as stones, clods of earth, glass, and metal from wheat through multiple channels, as well as organic impurities such as moldy grains, insect-damaged grains, and diseased grains, resulting in low color sorting efficiency.

[0004] Therefore, it is necessary to provide a wheat color sorter for flour processing to solve the above-mentioned technical problems. Utility Model Content

[0005] To address the technical problem that existing wheat color sorters for flour processing cannot effectively separate inorganic impurities such as stones, clods of earth, glass, and metal, as well as organic impurities such as moldy grains, insect-damaged grains, and diseased grains from wheat through multiple channels, resulting in low sorting efficiency, this utility model provides a wheat color sorter for flour processing.

[0006] The wheat color sorter for flour processing provided by this utility model includes: a base plate; a conveyor belt mounted on the base plate and having multiple separators; an L-shaped back plate and a support fixedly mounted on the base plate; a spreading mechanism mounted on the support for spreading the wheat to be color sorted between the multiple separators on the conveyor belt; and a color sorting mechanism mounted on the L-shaped back plate for color sorting the wheat.

[0007] Preferably, the material spreading mechanism includes: a hopper mounted on the bracket; multiple guide boxes mounted on the bottom of the hopper; multiple discharge ports respectively opened on the bottom of the multiple guide boxes; a common horizontal shaft rotatably mounted on the multiple guide boxes; multiple guide discs fixedly sleeved on the horizontal shaft and having multiple guide grooves; and a drive motor fixedly mounted on one side of the guide box and connected to the horizontal shaft via a coupling.

[0008] Preferably, the color sorting mechanism includes: a plurality of high-resolution CCD sensors mounted on the inner wall of the top of the L-shaped back plate; a plurality of electric cylinders mounted on the inner wall of the top of the L-shaped back plate; a connecting plate fixedly mounted on the output rods of the plurality of electric cylinders respectively; a suction tube mounted on the connecting plate and equipped with a solenoid valve; a flexible tube mounted on the top of the suction tube and extending to the top of the L-shaped back plate; and a negative pressure collection mechanism mounted on the top of the L-shaped back plate.

[0009] Preferably, the negative pressure collection mechanism includes: a negative pressure collection box fixedly installed on the top of the L-shaped back plate and connected to the plurality of hoses; an inclined plate fixedly installed on the inner wall of the negative pressure collection box; a discharge port opened on one side of the negative pressure collection box; a negative pressure pump installed on the top of the negative pressure collection box; a negative pressure pipe provided at the air inlet end of the negative pressure pump and connected to the negative pressure collection box; a one-way valve provided on the negative pressure pipe; and a pressure sensor provided on the negative pressure collection box.

[0010] Preferably, a sealing mechanism is provided on one side of the negative pressure collection box. The sealing mechanism includes: a side plate fixedly installed on one side of the negative pressure collection box; a rotating shaft rotatably installed on the side plate; a rotating plate fixedly sleeved on the rotating shaft; a sealing plate provided on the discharge port and fixedly connected to the rotating plate; a sealing ring provided on the sealing plate; and an opening and closing control mechanism installed on one side of the negative pressure collection box.

[0011] Preferably, the opening and closing control mechanism includes: a servo motor fixedly installed on one side of the negative pressure collection box; and two bevel gears fixedly installed on the output shaft of the servo motor and the rotating shaft respectively and meshing with each other.

[0012] Preferably, a controller is provided on the L-shaped back plate, and a collection box is provided on the bottom plate.

[0013] Compared with related technologies, the wheat color sorter for flour processing provided by this utility model has the following beneficial effects:

[0014] This invention provides a wheat color sorter for flour processing. A conveyor belt with multiple separators allows for multi-channel transport of wheat. A spreading mechanism spreads wheat between the separators on the conveyor belt. A color sorting mechanism removes inorganic impurities such as stones, clods of earth, glass, and metal, as well as organic impurities such as moldy, insect-damaged, and diseased grains from the wheat transported between the separators. A hopper holds the wheat to be sorted. A drive motor rotates a horizontal shaft, which in turn rotates multiple guide discs. Multiple guide troughs on the guide discs guide the wheat from the hopper to multiple discharge ports, which then spread the wheat between the separators on the conveyor belt. Multiple high-resolution CCD sensors capture images of the wheat grains transported between the separators. Algorithms analyze color, shape, and texture features to identify abnormal grains. The color sorter is operated by an electric cylinder that moves the connecting plate and suction pipes up and down. Multiple suction pipes can collect inorganic impurities such as stones, clods of soil, glass, and metal, as well as organic impurities such as moldy, insect-damaged, and diseased grains from wheat being transported between multiple separators on the conveyor belt. Multiple hoses can guide the impurities into the negative pressure collection box. Multiple solenoid valves can control the opening and closing of multiple suction pipes. A negative pressure pump and negative pressure pipe can extract air from the negative pressure collection box, thereby creating a negative pressure inside the box. A pressure sensor can monitor the pressure inside the negative pressure collection box. A servo motor and two bevel gears drive a rotating shaft to rotate, which in turn drives a rotating plate to rotate a sealing plate, thereby controlling the opening and closing of the sealing plate. Impurities collected in the inclined plate can be removed through the discharge port. The color sorter can be operated and controlled by a controller, and the sorted wheat can be collected through the collection box. Attached Figure Description

[0015] Figure 1 A schematic diagram of a preferred embodiment of the wheat color sorter for flour processing provided by this utility model;

[0016] Figure 2 for Figure 1 A side view of the structural appearance of the color sorting mechanism;

[0017] Figure 3 for Figure 1 A side view of the material spreading mechanism;

[0018] Figure 4 for Figure 1 An enlarged schematic diagram of part A shown in the image;

[0019] Figure 5 for Figure 1 The enlarged schematic diagram of part B shown in the figure.

[0020] Labels in the diagram: 1. Base plate; 2. Conveyor belt; 3. Separator belt; 4. L-shaped back plate; 5. Support frame; 6. Hopper; 7. Guide box; 8. Discharge port; 9. Horizontal shaft; 10. Guide plate; 11. Guide trough; 12. Drive motor; 13. High-resolution CCD sensor; 14. Electric cylinder; 15. Connecting plate; 16. Suction pipe; 17. Solenoid valve; 18. Hose; 19. Negative pressure collection box; 20. Inclined plate; 21. Discharge port; 22. Negative pressure pump; 23. Negative pressure pipe; 24. Check valve; 25. Air pressure sensor; 26. Side plate; 27. Rotating shaft; 28. Rotating plate; 29. ​​Sealing plate; 30. Sealing ring; 31. Servo motor; 32. Bevel gear; 33. Controller; 34. Collection box. Detailed Implementation

[0021] The present invention will be further described below with reference to the accompanying drawings and embodiments.

[0022] Please refer to the following: Figure 1-5 ,in, Figure 1 A schematic diagram of a preferred embodiment of the wheat color sorter for flour processing provided by this utility model; Figure 2 for Figure 1 A side view of the structural appearance of the color sorting mechanism; Figure 3 for Figure 1 A side view of the material spreading mechanism; Figure 4 for Figure 1 An enlarged schematic diagram of part A shown in the image; Figure 5 for Figure 1 The enlarged schematic diagram of part B shown in the figure. A wheat color sorter for flour processing includes: a base plate 1; a conveyor belt 2 mounted on the base plate 1 and having multiple separating bands 3; an L-shaped back plate 4 and a support 5 fixedly mounted on the base plate 1; a spreading mechanism mounted on the support 5 for spreading wheat to be color sorted between the multiple separating bands 3 on the conveyor belt 2; and a color sorting mechanism mounted on the L-shaped back plate 4 for color sorting the wheat. The conveyor belt 2 with multiple separating bands 3 allows for multi-channel conveying of wheat. The spreading mechanism spreads wheat between the multiple separating bands 3 on the conveyor belt 2, and the color sorting mechanism removes inorganic impurities such as stones, clods of earth, glass, and metal, as well as organic impurities such as moldy grains, insect-damaged grains, and diseased grains from the wheat being transported between the multiple separating bands 3 on the conveyor belt 2.

[0023] The feeding mechanism includes: a hopper 6 mounted on the bracket 5; multiple guide boxes 7 mounted on the bottom of the hopper 6; multiple discharge ports 8 respectively opened at the bottom of the multiple guide boxes 7; a common horizontal shaft 9 rotatably mounted on the multiple guide boxes 7; multiple guide discs 10 fixedly sleeved on the horizontal shaft 9 and having multiple guide grooves 11; and a drive motor 12 fixedly mounted on one side of the guide box 7 and connected to the horizontal shaft 9 by a coupling. The drive motor 12 is model HTYPG90S-8. The hopper 6 can hold wheat to be sorted. The drive motor 12 drives the horizontal shaft 9 to rotate, and the horizontal shaft 9 drives the multiple guide discs 10 to rotate. The multiple guide grooves 11 on the multiple guide discs 10 guide the wheat in the hopper 6 to the multiple discharge ports 8, and the wheat is scattered between the multiple separating belts 3 on the conveyor belt 2 through the multiple discharge ports 8.

[0024] The color sorting mechanism includes: multiple high-resolution CCD sensors 13, model IMX250, mounted on the inner top wall of the L-shaped back plate 4; multiple electric cylinders 14, model NKLA64, mounted on the inner top wall of the L-shaped back plate 4; connecting plates 15 respectively fixedly mounted on the output rods of the multiple electric cylinders 14; a suction tube 16 mounted on the connecting plate 15 and equipped with a solenoid valve 17; a flexible tube 18 mounted on the top of the suction tube 16 and extending to the top of the L-shaped back plate 4; and a negative pressure collection mechanism mounted on the top of the L-shaped back plate 4, which collects the color through multiple... A high-resolution CCD sensor 13 can capture images of wheat grains transported between multiple separating belts 3 on the conveyor belt 2. By analyzing features such as color, shape, and texture through algorithms, abnormal grains can be identified. An electric cylinder 14 drives the connecting plate 15 and the suction tube 16 to move up and down. Multiple suction tubes 16 can suck up inorganic impurities such as stones, soil, glass, and metal, as well as organic impurities such as moldy grains, insect-damaged grains, and diseased grains from the wheat being transported between multiple separating belts 3 on the conveyor belt 2. Multiple hoses 18 can guide the impurities into the interior of the negative pressure collection box 19. Multiple solenoid valves 17 can control the opening and closing of multiple suction tubes 16.

[0025] The negative pressure collection mechanism includes: a negative pressure collection box 19 fixedly installed on the top of the L-shaped back plate 4 and connected to multiple hoses 18; an inclined plate 20 fixedly installed on the inner wall of the negative pressure collection box 19; a discharge port 21 opened on one side of the negative pressure collection box 19; a negative pressure pump 22 installed on the top of the negative pressure collection box 19; a negative pressure pipe 23 set at the air inlet of the negative pressure pump 22 and connected to the negative pressure collection box 19; a one-way valve 24 set on the negative pressure pipe 23; and a pressure sensor 25 set on the negative pressure collection box 19. The pressure sensor 25 is a BMP280. The negative pressure pump 22 and the negative pressure pipe 23 can draw out the air in the negative pressure collection box 19, thereby forming a negative pressure in the negative pressure collection box 19. The pressure sensor 25 can monitor the pressure in the negative pressure collection box 19.

[0026] A sealing mechanism is provided on one side of the negative pressure collection box 19. The sealing mechanism includes: a side plate 26 fixedly installed on one side of the negative pressure collection box 19; a rotating shaft 27 rotatably installed on the side plate 26; a rotating plate 28 fixedly sleeved on the rotating shaft 27; a sealing plate 29 provided on the discharge port 21 and fixedly connected to the rotating plate 28; a sealing ring 30 provided on the sealing plate 29; and an opening and closing control mechanism installed on one side of the negative pressure collection box 19. The rotating shaft 27 is driven to rotate by a servo motor 31 and two bevel gears 32. The rotating shaft 27 drives the sealing plate 29 to rotate through the rotating plate 28, thereby controlling the opening and closing of the sealing plate 29. Impurities collected in the inclined plate 20 can be taken out through the discharge port 21.

[0027] The opening and closing control mechanism includes: a servo motor 31 fixedly installed on one side of the negative pressure collection box 19, the servo motor 31 being an SG90 model; and two bevel gears 32 fixedly installed on the output shaft of the servo motor 31 and on the rotating shaft 27 respectively and meshing with each other. The servo motor 31 and the two bevel gears 32 drive the rotating shaft 27 to rotate, and the rotating shaft 27 drives the sealing plate 29 to rotate through the rotating plate 28, thereby controlling the opening and closing of the sealing plate 29. Impurities collected in the inclined plate 20 can be removed through the discharge port 21.

[0028] A controller 33 is installed on the L-shaped back plate 4, and a collection box 34 is installed on the bottom plate 1. The color sorter can be operated and controlled by the controller 33, and the wheat after color sorting can be collected by the collection box 34.

[0029] The working principle of the wheat color sorter for flour processing provided by this utility model is as follows:

[0030] The hopper 6 can hold wheat to be sorted. A drive motor 12 rotates a horizontal shaft 9, which in turn rotates multiple guide discs 10. Multiple guide grooves 11 on the guide discs 10 guide the wheat in the hopper 6 to multiple discharge ports 8. The wheat is then scattered onto multiple separating belts 3 on the conveyor belt 2. The conveyor belt 2 transports the wheat. Multiple high-resolution CCD sensors 13 capture images of the wheat grains transported between the separating belts 3 on the conveyor belt 2. Algorithms analyze color, shape, texture, and other features to identify abnormal grains. A negative pressure pump 22 and negative pressure pipe 23 extract air from the negative pressure collection box 19, creating a negative pressure inside. A pressure sensor 25 monitors the pressure inside the negative pressure collection box 19. An electric cylinder... 14 drives the connecting plate 15 and the suction pipe 16 to move up and down. Multiple suction pipes 16 can suck up inorganic impurities such as stones, soil, glass, and metal, as well as organic impurities such as moldy grains, insect-eaten grains, and diseased grains from wheat being transported between multiple separating belts 3 on the conveyor belt 2. Multiple hoses 18 can guide the impurities into the negative pressure collection box 19. Multiple solenoid valves 17 can control the opening and closing of multiple suction pipes 16. The inclined plate 20 can guide the impurities collected in the negative pressure collection box 19 to the discharge port 21. The servo motor 31 and two bevel gears 32 drive the rotating shaft 27 to rotate. The rotating shaft 27 drives the sealing plate 29 to rotate through the rotating plate 28, thereby controlling the opening and closing of the sealing plate 29. The impurities collected in the inclined plate 20 can be taken out through the discharge port 21. The wheat after color sorting can be collected through the collection box 34.

[0031] Compared with related technologies, the wheat color sorter for flour processing provided by this utility model has the following beneficial effects:

[0032] This utility model provides a wheat color sorter for flour processing. A conveyor belt 2 with multiple separating belts 3 can transport wheat through multiple channels. A spreading mechanism spreads wheat between the separating belts 3 on the conveyor belt 2. A color sorting mechanism removes inorganic impurities such as stones, clods of earth, glass, and metal, as well as organic impurities such as moldy, insect-damaged, and diseased grains from the wheat being transported between the separating belts 3. A hopper 6 holds the wheat to be sorted. A drive motor 12 rotates a horizontal shaft 9, which in turn rotates multiple guide discs 10. Multiple guide grooves 11 on the guide discs 10 guide the wheat in the hopper 6 to multiple discharge ports 8, which then spread the wheat between the separating belts 3 on the conveyor belt 2. Multiple high-resolution CCD sensors 13 capture images of the wheat particles transported between the separating belts 3. Algorithms analyze color, shape, texture, and other features to identify abnormal particles. An electric cylinder 14 drives the connecting... Plate 15 and suction pipe 16 move up and down. Multiple suction pipes 16 can suck up inorganic impurities such as stones, soil, glass, and metal, as well as organic impurities such as moldy grains, insect-eaten grains, and diseased grains from wheat being transported between multiple separating belts 3 on conveyor belt 2. Multiple hoses 18 can guide the impurities into the negative pressure collection box 19. Multiple solenoid valves 17 can control the opening and closing of multiple suction pipes 16. The negative pressure pump 22 and negative pressure pipe 23 can extract the air from the negative pressure collection box 19, thereby creating a negative pressure inside the negative pressure collection box 19. The air pressure sensor 25 can monitor the air pressure inside the negative pressure collection box 19. The servo motor 31 and two bevel gears 32 drive the rotating shaft 27 to rotate. The rotating shaft 27 drives the sealing plate 29 to rotate through the rotating plate 28, thereby controlling the opening and closing of the sealing plate 29. The impurities collected in the inclined plate 20 can be taken out through the discharge port 21. The color sorter can be operated and controlled through the controller 33. The sorted wheat can be collected through the collection box 34.

[0033] The above description is merely an embodiment of this utility model and does not limit the patent scope of this utility model. Any equivalent structural or procedural transformations made based on the content of this utility model specification and drawings, or direct or indirect applications in other related technical fields, are similarly included within the patent protection scope of this utility model.

Claims

1. A wheat color sorter for flour processing, characterized in that, include: Base plate; A conveyor belt mounted on the base plate and having multiple dividing strips; An L-shaped back plate and bracket are fixedly installed on the base plate; A spreading mechanism mounted on the bracket is used to spread wheat to be sorted onto the conveyor belt between multiple separating belts; A color sorting mechanism installed on the L-shaped back plate for color sorting wheat.

2. The wheat color sorter for flour processing according to claim 1, characterized in that, The material spreading mechanism includes: The hopper is mounted on the bracket; Multiple guide boxes installed at the bottom of the hopper; Multiple discharge ports are respectively opened at the bottom of the multiple guide boxes; Rotate the same horizontal axis mounted on multiple of the aforementioned guide boxes; Multiple guide discs, each with multiple guide grooves, are fixedly sleeved on the horizontal shaft. A drive motor is fixedly installed on one side of the guide box and connected to the horizontal shaft via a coupling.

3. The wheat color sorter for flour processing according to claim 1, characterized in that, The color sorting mechanism includes: Multiple high-resolution CCD sensors are mounted on the top inner wall of the L-shaped backplate; Multiple electric cylinders are installed on the inner top wall of the L-shaped back plate; Connecting plates are respectively fixedly installed on the output rods of the multiple electric cylinders; A suction tube mounted on the connecting plate and equipped with a solenoid valve; A flexible tube installed at the top of the suction tube and extending to the top of the L-shaped back plate; A negative pressure collection mechanism is installed on the top of the L-shaped back plate.

4. The wheat color sorter for flour processing according to claim 3, characterized in that, The negative pressure collection mechanism includes: A negative pressure collection box is fixedly installed on the top of the L-shaped back plate and connected to the multiple hoses; An inclined plate fixedly installed on the inner wall of the negative pressure collection box; A discharge port is provided on one side of the negative pressure collection box; A negative pressure pump installed on top of the negative pressure collection box; A negative pressure pipe is installed at the air inlet end of the negative pressure pump and connected to the negative pressure collection box; A one-way valve is installed on the negative pressure pipe; A pressure sensor is installed on the negative pressure collection box.

5. The wheat color sorter for flour processing according to claim 4, characterized in that, A sealing mechanism is provided on one side of the negative pressure collection box, and the sealing mechanism includes: A side plate fixedly installed on one side of the negative pressure collection box; Rotate the shaft mounted on the side plate; A rotating plate fixedly sleeved on the rotating shaft; A sealing plate is installed on the discharge port and fixedly connected to the rotating plate; A sealing ring is provided on the sealing plate; An opening and closing control mechanism is installed on one side of the negative pressure collection box.

6. The wheat color sorter for flour processing according to claim 5, characterized in that, The opening and closing control mechanism includes: A servo motor is fixedly installed on one side of the negative pressure collection box; Two bevel gears are fixedly installed on the output shaft of the servo motor and the rotating shaft, respectively, and mesh with each other.

7. The wheat color sorter for flour processing according to claim 1, characterized in that, A controller is installed on the L-shaped back plate, and a collection box is installed on the bottom plate.

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