Rice processing flour mill

By introducing the dual processing of extrusion and crushing into the rice processing mill, the problem of poor rice crushing effect in the prior art is solved, and a more delicate rice crushing effect and higher processing efficiency are achieved.

CN222956515UActive Publication Date: 2025-06-10YICHENG KOUKOUXIANG GRAIN TRADING CO LTD
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Patent Information

Application Number
CN202421751694.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-07-23
Publication Date
2025-06-10
Estimated Expiration
2034-07-23

AI Technical Summary

Technical Problem

The existing rice processing and grinding machines do not have an extrusion device, which affects the crushing effect. Moreover, the rice cannot effectively contact the parts in the device during the grinding process, resulting in poor crushing effect and prone to large rice particles.

Method used

A rice processing and grinding machine is designed, which includes a crushing box and an extrusion box. Through the cooperation of the roller shaft and the cutting knife, the rice is first squeezed and crushed, and then crushed in the crushing box through the high-speed rotation of the cutting knife to ensure that the rice and the cutting knife are in close contact and improve the crushing effect.

Benefits of technology

Through the dual treatment of extrusion and crushing, the crushing effect of the rice is significantly improved, avoiding the problem of the cutter being unable to cut into the cutter due to the smooth surface of the rice, and ensuring the improvement of the fineness and yield of the rice flour.

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Abstract

The utility model relates to the technical field of rice milling, and discloses a rice processing flour mill which comprises a crushing box, a baffle used for sealing is arranged at the bottom of the crushing box, a motor is fixedly installed at the bottom of the baffle, a cutter used for crushing is fixedly installed at the top of the motor, and an extrusion box is fixedly installed at the top of the crushing box. A roll shaft for extrusion is clamped to the side face of the extrusion box, a motor is fixedly installed on the side face of the extrusion box, and a hopper for feeding is fixedly installed at the top of the extrusion box. According to the rice processing flour mill, through cooperative arrangement of the roll shafts and the cutters, the device can be more practical and efficient, rice is firstly extruded between the two roll shafts, so that the rice is crushed, the surface of the rice is not too smooth, the rice is crushed in the crushing box through high-speed rotation of the cutters, and the situation that a traditional flour mill is high in crushing efficiency is avoided. And because the surface of the rice is too smooth, the cutter may not quickly cut into the rice.
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Description

Technical Field

[0001] The utility model relates to the technical field of rice milling, in particular to a rice processing and milling machine. Background Art

[0002] Rice milling is the main production process in rice food processing. At present, various types of milling machines have emerged on the market. The function of the milling machine is to fully grind the materials into powder. The rice milling machine processes rice into powder, which is mainly used for making rice noodles, etc. Since more and more people now eat foods such as rice noodles, the uses of rice powder are becoming more and more extensive.

[0003] Chinese Patent Publication No. CN207805717U discloses a rice processing and milling machine, including a device body and a support frame. The support frame is provided at the bottom of the device body, and the top of the support frame is fixed in the device body by screws. A crushing chamber is provided inside the device body, and the crushing chamber is embedded in the device body. An inlet hopper is provided above the crushing chamber, and the bottom of the inlet hopper is welded in the crushing chamber. An electric device is provided inside the device body, and the electric device is embedded in the device body. For this kind of rice processing and milling machine, since the device has two symmetrical device bodies, it can operate in the two device bodies. Compared with the existing rice processing and milling machines, the rice flour ground by this machine is finer. The heat dissipation plate set according to the principle that hot air is lighter than cold air can dissipate heat better, and it has two symmetrical device bodies for processing, with a larger processing volume and can improve the processing rate.

[0004] However, when this utility model is actually used, the following problems exist:

[0005] 1. The device is not provided with a device that can first extrude the rice to be milled. During actual use, it may affect the crushing effect of the device and is not conducive to the next processing step after rice milling;

[0006] 2. The device is not provided with components that can store the rice inside the device during the rice milling process, but in a form of fast in and fast out, flowing through the inside of the device, which may not effectively ensure the rice milling effect of the device and is likely to result in the existence of larger rice particles. Summary of the Utility Model

[0007] (1) Technical Problems to be Solved

[0008] In order to overcome the above defects of the prior art, the utility model provides a rice processing and milling machine, which solves the following problems in the prior art:

[0009] 1. The device is not provided with a device that can first extrude the rice to be milled. During actual use, it may affect the crushing effect of the device and is not conducive to the next processing step after rice milling;

[0010] 2. The device does not have components that can store rice inside the device during the rice milling process. Instead, it has a fast-in and fast-out form, with the rice flowing through the inside of the device. This may not effectively ensure the rice milling effect of the device and is likely to cause problems such as the existence of relatively large rice grains.

[0011] (II) Technical Solution

[0012] To achieve the above objectives, the present utility model is realized through the following technical solutions: A rice processing and milling machine includes a crushing box. A baffle for sealing is provided at the bottom of the crushing box. A motor is fixedly installed at the bottom of the baffle. A cutter for crushing is fixedly installed at the top of the motor. An extrusion box is fixedly installed at the top of the crushing box. A roller shaft for extrusion is clamped on the side of the extrusion box. A motor is fixedly installed on the side of the extrusion box. A funnel for feeding is fixedly installed at the top of the extrusion box.

[0013] Optionally, a hinge for rotation is fixedly installed on the side of the crushing box, and the side of the hinge is fixedly installed with the side of the baffle.

[0014] Optionally, a clamping groove for limiting is fixedly installed on the side of the baffle, and a clamping plate for connection is clamped at the top of the clamping groove.

[0015] Optionally, a disc for installation is fixedly connected to the top of the motor, and the disc is fixedly installed with the bottom of the baffle.

[0016] Optionally, a sleeve ring for fixation is fixedly connected to the upper surface of the cutter, and the inner side wall of the sleeve ring is sleeved on the top of the motor.

[0017] Optionally, bearings for rotation are clamped on both sides of the extrusion box, and the inner side walls of the bearings are clamped on the outer surfaces at both ends of the roller shaft.

[0018] Optionally, a fixing plate for installation is fixedly connected to the upper surface of the motor, and a threaded rod for fastening is threadedly connected to the side of the fixing plate.

[0019] Optionally, a limiting plate for fixation is fixedly connected to the bottom of the funnel, and a threaded hole for connection is provided on the upper surface of the limiting plate.

[0020] Optionally, a driven gear for transmission is clamped at one end of the roller shaft, and a driving gear is engaged with one side of the driven gear.

[0021] Optionally, a vertical rod for support is fixedly installed on the outer surface of the crushing box, and a foot plate is fixedly installed at the bottom of the vertical rod.

[0022] (III) Beneficial Effects

[0023] The utility model provides a rice processing and milling machine, which has the following beneficial effects:

[0024] 1. For this rice processing and milling machine, through the cooperative setting between the roller shaft and the cutter, the device can be made more practical and efficient. First, the rice is extruded between the two roller shafts, causing the rice to break and its surface to not be overly smooth. Then, in the crushing box, the high-speed rotation of the cutter crushes the rice, avoiding the situation that in a traditional milling machine, because the surface of the rice is too smooth, the cutter may not be able to quickly cut into the interior of the rice, thus improving the crushing effect of the device.

[0025] 2. For this rice processing and milling machine, through the cooperative setting between the crushing box and the baffle, the device can be made more convenient and practical. During the process of the device crushing the rice, by means of the cooperative setting between the card slots on the baffle, the clamping plates and the crushing box, the crushing box and the baffle can be closely fitted, enabling the rice to be fully crushed in the crushing box and preventing the rice from slipping out of the crushing box. After the rice is crushed, the baffle is separated from the crushing box, allowing the rice flour to be quickly taken out of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0026] Figure 1 is a schematic structural diagram of the present utility model;

[0027] Figure 2 is a schematic structural diagram of the baffle of the present utility model;

[0028] Figure 3 is a schematic structural diagram of the vertical rod of the present utility model;

[0029] Figure 4 is a schematic structural diagram of the funnel of the present utility model;

[0030] Figure 5 is a schematic structural diagram of the roller shaft of the present utility model.

[0031] In the figure: 1. Crushing box; 2. Baffle; 3. Motor; 4. Extrusion box; 5. Motor; 6. Funnel; 7. Roller shaft; 8. Cutter; 9. Hinge; 10. Card slot; 11. Clamping plate; 12. Disc; 13. Sleeve ring; 14. Bearing; 15. Fixed plate; 16. Threaded rod; 17. Limiting plate; 18. Threaded hole; 19. Driven gear; 20. Driving gear; 21. Vertical rod; 22. Foot plate. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0032] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts shall fall within the protection scope of the present utility model.

[0033] Example 1:

[0034] Please refer to Figures 1 to 5 , the present utility model provides a technical solution: a rice processing and grinding machine. In order to make the device have a more suitable space for crushing, and at the same time make it more convenient for the device to pour out the ground rice flour, a crushing box 1 and a baffle 2 are provided;

[0035] It includes a crushing box 1. A baffle 2 for sealing is provided at the bottom of the crushing box 1. A hinge 9 for rotation is fixedly installed on the side of the crushing box 1. The side of the hinge 9 is fixedly installed with the side of the baffle 2. Through the setting of the hinge 9, the baffle 2 can be opened and closed more smoothly. A card slot 10 for limiting is fixedly installed on the side of the baffle 2. A card board 11 for connection is clamped at the top of the card slot 10. Through the cooperation of the card slot 10 and the card board 11, the baffle 2 can be sealed and opened more conveniently. A vertical rod 21 for support is fixedly installed on the outer surface of the crushing box 1. A foot plate 22 is fixedly installed at the bottom of the vertical rod 21. Through the cooperation of the vertical rod 21 and the foot plate 22, the device can be supported more firmly.

[0036] Example 2:

[0037] Please refer to Figures 1 to 5 , in order to make the device have a stronger crushing ability, a motor 3 and a cutting knife 8 are provided;

[0038] A motor 3 is fixedly installed at the bottom of the baffle 2. A cutting knife 8 for crushing is fixedly installed at the top of the motor 3. The top of the motor 3 is fixedly connected with a disc 12 for installation. The disc 12 is fixedly installed with the bottom of the baffle 2. Through the setting of the disc 12, the motor 3 can be fixed more firmly. The upper surface of the cutting knife 8 is fixedly connected with a collar 13 for fixation. The inner side wall of the collar 13 is sleeved with the top of the motor 3. Through the setting of the collar 13, the cutting knife 8 can be installed on the top of the motor 3 to ensure that the cutting knife 8 can rotate at high speed with the motor 3.

[0039] Example 3:

[0040] Please refer to Figures 1 to 5 , in order to make the device have a stronger flour grinding effect, an extrusion box 4, a roller 7, a motor 5 and a funnel 6 are provided;

[0041] At the top of the crushing box 1, an extrusion box 4 is fixedly installed. On the side of the extrusion box 4, a roller 7 for extrusion is clamped. On the side of the extrusion box 4, a motor 5 is fixedly installed. At the top of the extrusion box 4, a funnel 6 for feeding is fixedly installed. On both sides of the extrusion box 4, bearings 14 for rotation are clamped. The inner side wall of the bearing 14 is clamped with the outer surfaces at both ends of the roller 7. Through the setting of the bearing 14, when the roller 7 rotates, the extrusion box 4 can be kept relatively stable. On the upper surface of the motor 5, a fixing plate 15 for installation is fixedly connected. On the side of the fixing plate 15, a threaded rod 16 for fastening is threadedly connected. Through the cooperative setting of the fixing plate 15 and the threaded rod 16, the motor 5 can be fixed more firmly. At the bottom of the funnel 6, a limiting plate 17 for fixing is fixedly connected. On the upper surface of the limiting plate 17, a threaded hole 18 for connection is opened. Through the cooperative setting of the limiting plate 17 and the threaded hole 18, the funnel 6 can be installed more firmly. At one end of the roller 7, a driven gear 19 for transmission is clamped. On one side of the driven gear 19, a driving gear 20 is engaged. Through the cooperative setting of the driven gear 19 and the driving gear 20, the roller 7 can be driven to rotate by the motor 5.

[0042] All the electrical components mentioned in this article are electrically connected to the external main controller and 220V mains power, and the main controller can be a conventional known device such as a computer for control.

[0043] In the present utility model, the working steps of the device are as follows:

[0044] 1. First, start the motor 5 to drive the roller 7 to rotate, and initially crush and break the rice to make its surface rough, which is convenient for subsequent crushing.

[0045] 2. Second, after the rice is extruded, it falls into the crushing box 1. At this time, start the motor 3 to drive the cutter 8 to rotate at a high speed to crush the rice. During the crushing process, the baffle 2 is closely attached to the crushing box 1 to prevent the leakage of rice powder.

[0046] 3. Then, after the rice is completely crushed, turn off the motor 3 and the motor 5, separate the baffle 2 from the crushing box 1, so that the rice powder can be smoothly discharged, and use a suitable container to collect the rice powder discharged from the crushing box 1.

[0047] 4. Finally, clean the residues on components such as the extrusion box 4, the roller 7, and the crushing box 1 to ensure that the equipment is clean and residue-free. At the same time, regularly check whether each component of the equipment is worn or loose, replace or fasten it in time, and conduct regular lubrication and maintenance on the components that need lubrication to extend the service life of the equipment.

[0048] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A rice processing mill, comprising a grinding box (1), characterized in that: The bottom of the crushing box (1) is provided with a baffle (2) for sealing, the bottom of the baffle (2) is fixedly mounted with a motor (3), the top of the motor (3) is fixedly mounted with a cutter (8) for crushing, the top of the crushing box (1) is fixedly mounted with an extrusion box (4), the side of the extrusion box (4) is clamped with a roller (7) for extrusion, the side of the extrusion box (4) is fixedly mounted with a motor (5), and the top of the extrusion box (4) is fixedly mounted with a hopper (6) for feeding.

2. A rice processing mill according to claim 1, characterized in that: A hinge (9) for rotation is fixedly mounted on the side of the crushing box (1), and the side of the hinge (9) is fixedly mounted on the side of the baffle (2).

3. A rice processing mill according to claim 1, characterized in that: A clamping slot (10) for limiting position is fixedly mounted on the side of the baffle (2), and a clamping plate (11) for connection is clamped on the top of the clamping slot (10).

4. A rice processing mill according to claim 1, characterized in that: A disc (12) for installation is fixedly connected to the top of the motor (3), and the disc (12) is fixedly installed on the bottom of the baffle (2).

5. A rice processing mill according to claim 1, characterized in that: A fixing ring (13) is fixedly connected to the upper surface of the cutter (8), and the inner side wall of the ring (13) is sleeved with the top of the motor (3).

6. A rice processing mill according to claim 1, characterized in that: Bearings (14) for rotation are clamped on both sides of the extrusion box (4), and the inner side walls of the bearings (14) are clamped on the outer surfaces of the two ends of the roller shaft (7).

7. A rice processing mill according to claim 1, characterized in that: A fixing plate (15) for installation is fixedly connected to the upper surface of the motor (5), and a threaded rod (16) for fastening is threadedly connected to the side surface of the fixing plate (15).

8. A rice processing mill according to claim 1, characterized in that: A limiting plate (17) for fixing is fixedly connected to the bottom of the funnel (6), and a threaded hole (18) for connection is provided on the upper surface of the limiting plate (17).

9. A rice processing mill according to claim 1, characterized in that: One end of the roller shaft (7) is clamped with a driven tooth (19) for transmission, and one side of the driven tooth (19) is engaged with a driving tooth (20).

10. A rice processing mill according to claim 1, characterized in that: A vertical pole (21) for support is fixedly mounted on the outer surface of the crushing box (1), and a foot plate (22) is fixedly mounted on the bottom of the vertical pole (21).

Citation Information

Patent Citations

  • Rice processing milling machine

    CN207805717U