Automatic flour blending vacuum stirring device for rice crust production

By designing an automatic powder mixing vacuum stirring device, using a negative pressure environment and a variety of mixing methods, the problem of uneven powder mixing in traditional pot crust production is solved, production efficiency and product quality are improved, and industrial production is supported.

CN119406293APending Publication Date: 2025-02-11LIAONING XINFENGYUAN FOOD CO LTD
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Patent Information

Application Number
CN202411718922.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-11-28
Publication Date
2025-02-11

AI Technical Summary

Technical Problem

In traditional pot crust production, the mixing of powder depends on manual operation, resulting in uneven mixing, low efficiency, high cost and unstable product quality, making it difficult to meet the needs of modern industrial production.

Method used

An automatic powder mixing vacuum stirring device is designed, adopting an efficient negative pressure environment and a variety of mixing methods. Through the combination of a stirring mechanism and a pumping mechanism, the automatic proportion and uniform mixing of raw materials are achieved, and manual intervention is reduced.

Benefits of technology

It realizes uniform mixing of raw materials, improves production efficiency and product quality, reduces powder leakage and labor costs, and supports the demand for industrial production.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention provides an automatic flour blending vacuum stirring device for rice crust production, and relates to the technical field of rice crust production, the automatic flour blending vacuum stirring device comprises a control mechanism, the control mechanism comprises a work box, the outer surface of the work box is provided with a support frame, one end of the support frame is provided with a base plate, one side of the work box is provided with a controller, and the controller is connected with the control mechanism; a protective frame is arranged on the working box, a stirring mechanism is arranged in the protective frame, and the stirring mechanism comprises a supporting plate. According to the invention, automatic proportioning and mixing of the raw materials are realized through an efficient negative pressure environment, the requirement of manual intervention is greatly reduced, the sealing design and multiple mixing modes in the stirrer ensure that powder with different characteristics can be uniformly mixed, leakage of the powder is avoided, the efficiency of the whole stirring process and the product quality are improved, and the production cost is reduced. Through the valve installed at the top of the stirrer, an operator can accurately control feeding and discharging of the raw materials, and the smoothness and continuity of the rice crust production process are further optimized.
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Description

Technical Field

[0001] The invention relates to the technical field of rice crust production, and in particular to an automatic powder mixing vacuum stirring device for producing rice crust. Background Art

[0002] As a popular puffed rice snack, the production process of Guoba requires strict raw material ratio and mixing procedures to ensure the taste and quality of the final product. In traditional Guoba production, the mixing of powders usually relies on manual operation, which is not only inefficient, but also prone to uneven mixing of powders due to human factors, thus affecting the quality and consistency of the final product. With the growth of consumer market demand for Guoba products and the improvement of product quality requirements, traditional production methods can no longer meet the needs of modern industrialized production.

[0003] However, in the prior art, in the existing rice cracker production process, the traditional powder mixing method mainly relies on manual operation, which has many shortcomings: 1. Manual stirring is not only time-consuming and labor-intensive, but also due to the low precision of manual control, the mixing of powder is often not uniform. This unevenness directly affects the taste and consistency of the rice cracker, resulting in unstable product quality; 2. Manual operation is prone to leakage of powder during the stirring process, increasing the waste of raw materials and production costs; 3. In the process of manual operation, production efficiency is limited, and it is difficult to meet the needs of large-scale production. Manual operation requires high proficiency and experience of operators, which increases labor costs and uncertainties in the production process. For production enterprises, how to improve production efficiency, reduce costs and improve product quality has become an urgent problem to be solved. Therefore, we provide an automatic powder mixing vacuum stirring device for producing rice crackers. Summary of the invention

[0004] The purpose of the present invention is to solve the shortcomings existing in the prior art.

[0005] In order to achieve the above-mentioned objectives, the present invention adopts the following technical scheme: comprising: a control mechanism, the control mechanism comprising a working box, a support frame is provided on the outer surface of the working box, a pad is provided at one end of the support frame, a controller is provided on one side of the working box, a protective frame is provided on the working box, a stirring mechanism is provided in the protective frame, the stirring mechanism comprises a support plate, protective plates are provided at both ends of the support plate, a mounting frame is provided at one end of the protective plate, a reinforcement frame is provided on the protective plate, a motor slot is provided in the working box, a working motor is provided in the motor slot, a power converter is provided at one end of the working motor, a reinforcer is provided between the working motor and the power converter, a stirring frame is provided at one end of the power converter, a casing is provided on the outer surface of the stirring frame, a pump and a feeder are provided on the casing, and a side plate is provided on the outer surface of the casing.

[0006] As a preferred embodiment, a suction and pressure mechanism is provided on one side of the protective frame, and the suction and pressure mechanism includes a negative pressure box, an air pump is provided on the negative pressure box, a suction and pressure motor is provided at one end of the air pump, a protective cover is provided on the outer surface of the suction and pressure motor, and a suction and pressure pipe is provided at the end of the air pump away from the suction and pressure motor.

[0007] As a preferred embodiment, one end of the negative pressure box is placed on the working box, the bottom side of the air pump is installed on the negative pressure box, one end of the pressure-extraction motor is docked on the air pump, the inner surface of the protective cover is nested in the outer surface of the pressure-extraction motor, and the two ends of the pressure-extraction pipe are respectively docked on the air pump and the pressure extractor.

[0008] As a preferred embodiment, a material storage mechanism is provided on the working box, and the material storage mechanism includes a pad block, a protective frame is provided on the pad block, a storage box is provided in the protective frame, a top plate is provided at one end of the storage box, a material feeding pipe is provided on the top plate, and a conveying pipe is provided on one side of the storage box.

[0009] As a preferred embodiment, the bottom side of the cushion block is installed on the working box, the bottom end of the protective frame is installed on the cushion block, the outer surface of the storage box is nested in the protective frame, the outer surface of the top plate is welded to the storage box, one end of the feed pipe is docked on the top plate, and both ends of the conveying pipe are respectively docked on one side of the storage box and the feeder.

[0010] As a preferred embodiment, a feeding mechanism is provided in the storage box, and the feeding mechanism includes a mounting plate, a feeding motor is provided on the mounting plate, a pin rod is provided between the feeding motor and the mounting plate, a buffer cylinder is provided at one end of the feeding motor, a feeding fan is provided in the buffer cylinder, and a feeding inverted cylinder is provided on the feeding fan.

[0011] As a preferred embodiment, the bottom side of the mounting plate is fixedly connected in the storage box, the feeding motor is placed on the mounting plate, the buffer cylinder is also placed on the mounting plate, one end of the feeding fan is docked on the feeding motor, the outer surface of the feeding fan is nested in the buffer cylinder, one side of the feeding inverted cylinder is docked on the buffer cylinder, and the pin rod fixes the feeding motor and the buffer cylinder to the mounting plate respectively, and fixes the feeding inverted cylinder to the buffer cylinder at the same time.

[0012] As a preferred embodiment, one end of the support frame is fixedly connected to the outer surface of the working box, one end of the pad is docked at the end of the support frame away from the working box, one side of the controller is docked at one side of the working box, one end of the protective frame is fixedly connected to the working box, one side of the support plate is installed on the working box, one end of the protective plate is fixedly connected to the support plate, and both ends of the mounting frame are respectively fixed to the end of the protective plate away from the support plate.

[0013] As a preferred embodiment, one end of the reinforcement frame is fixedly connected to the protective plate, the outer surface of the working motor is nested in the motor slot on the working box, one end of the power converter is docked on the working motor, and the reinforcer is docked to reinforce the connection between the power converter and the working motor.

[0014] As a preferred embodiment, one end of the stirring frame is docked on the power converter, the inner surface of the casing is nested in the outer surface of the stirring frame, one side of the side plate is fixed on the casing, one end of the reinforcement frame away from the protective plate is fixedly connected to the side plate, and the pump and feeder are both docked to the cavity where the stirring frame is located through the casing.

[0015] Compared with the prior art, the advantages and positive effects of the present invention are:

[0016] 1. In the present invention, automatic proportioning and mixing of raw materials are achieved through an efficient negative pressure environment, which greatly reduces the need for manual intervention. The sealing design inside the mixer and a variety of mixing methods ensure that powders with different characteristics can be evenly mixed, avoiding leakage of powders, improving the efficiency of the entire mixing process and the quality of the product. Through the valve installed on the top of the mixer, the operator can accurately control the inlet and outlet of the raw materials, further optimizing the smoothness and continuity of the rice crust production process.

[0017] 2. In the present invention, through the combination of the high-pressure fan and the suction and pressure mechanism, negative pressure is quickly formed inside the mixer, and the raw materials are quickly sucked into the mixer, ensuring the high efficiency of the mixing process. The design of the support plate, protective plate, mounting plate and reinforcement frame enhances the stability of the device and ensures the safety and reliability of the mixing process. On the whole, the device not only improves the efficiency and quality of rice crust production, but also shows a broad application prospect, providing strong support for industrial production. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 A three-dimensional diagram of an automatic powder mixing vacuum stirring device for producing rice crust is provided in the present invention;

[0019] Figure 2 The present invention provides a structural exploded perspective view of an automatic powder mixing vacuum stirring device for producing rice crust;

[0020] Figure 3 The present invention provides a three-dimensional diagram of the control mechanism of an automatic powder mixing vacuum stirring device for producing rice crust;

[0021] Figure 4 The present invention provides a three-dimensional diagram of a stirring mechanism of an automatic powder mixing vacuum stirring device for producing rice crust;

[0022] Figure 5 The present invention provides a three-dimensional diagram of the pumping and pressing mechanism of an automatic powder mixing vacuum stirring device for producing rice crust;

[0023] Figure 6 A three-dimensional diagram of a material storage mechanism of an automatic powder mixing and vacuum stirring device for producing rice crust is provided in the present invention;

[0024] Figure 7 The present invention provides a stereoscopic diagram of a feeding mechanism of an automatic powder mixing vacuum stirring device for producing rice crust.

[0025] Legend:

[0026] 1. Control mechanism; 11. Working box; 12. Support frame; 13. Pad; 14. Controller; 15. Protective frame;

[0027] 2. stirring mechanism; 21. support plate; 22. protective plate; 23. mounting frame; 24. reinforcement frame; 25. motor slot; 26. working motor; 27. power converter; 28. reinforcement; 29. ​​stirring frame; 210. casing; 211. side plate; 212. pumping device; 213. feeder;

[0028] 3. Pumping and pressure mechanism; 31. Negative pressure box; 32. Air pump; 33. Pumping and pressure motor; 34. Protective cover; 35. Pumping and pressure pipe;

[0029] 4. Material storage mechanism; 41. Pad; 42. Protective frame; 43. Storage box; 44. Top plate; 45. Feed pipe; 46. Delivery pipe;

[0030] 5. Feeding mechanism; 51. Mounting plate; 52. Pin rod; 53. Feeding motor; 54. Buffer cylinder; 55. Feeding fan; 56. Feeding inverted cylinder. DETAILED DESCRIPTION

[0031] In order to make the technical problems, technical solutions and beneficial effects to be solved by the present invention clearer, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention. Based on the embodiments in the present application, all other embodiments obtained by ordinary technicians in the field without making creative work are within the scope of protection of this application.

[0032] It should be further explained that the drawings and implementation modes of the present invention mainly describe the concept of the present invention. On the basis of this concept, the specific forms and settings of some connection relationships, positional relationships, power mechanisms, power supply systems, hydraulic systems and control systems may not be fully described. However, on the premise that those skilled in the art understand the concept of the present invention, those skilled in the art can implement the above-mentioned specific forms and settings in a well-known manner.

[0033] When an element is referred to as being "fixed to" or "disposed on" another element, it may be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it may be directly connected to the other element or indirectly connected to the other element.

[0034] The directional words "inside and outside" refer to the inside and outside relative to the outline of each component itself. The directions or positional relationships indicated by the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside" and "outside" are based on the directions or positional relationships shown in the drawings and are only for the convenience of describing the present invention and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as limiting the present invention.

[0035] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" may include both "above" and "below". The device may also be positioned in other different ways, and the spatially relative descriptions used here are interpreted accordingly.

[0036] The terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "multiple" means two or more, and "several" means one or more, unless otherwise clearly and specifically defined.

[0037] The automatic powder mixing vacuum stirring device for producing rice crust provided by the present invention is now described.

[0038] Example 1

[0039] like Figure 1-4 As shown, the present invention provides a technical solution: an automatic powder mixing vacuum stirring device for producing rice crust, comprising: a control mechanism 1, the control mechanism 1 comprises a working box 11, the outer surface of the working box 11 is provided with a support frame 12, one end of the support frame 12 is provided with a pad 13, one side of the working box 11 is provided with a controller 14, the working box 11 is provided with a protective frame 15, the protective frame 15 is provided with a stirring mechanism 2, the stirring mechanism 2 comprises a supporting plate 21, both ends of the supporting plate 21 are provided with a protective plate 22, one end of the protective plate 22 is provided A mounting frame 23 is provided, a reinforcement frame 24 is provided on the protective plate 22, a motor slot 25 is provided in the working box 11, a working motor 26 is provided in the motor slot 25, a power converter 27 is provided at one end of the working motor 26, a reinforcement 28 is provided between the working motor 26 and the power converter 27, a stirring frame 29 is provided at one end of the power converter 27, a casing 210 is provided on the outer surface of the stirring frame 29, a pumping device 212 and a feeder 213 are provided on the casing 210, and a side plate 211 is provided on the outer surface of the casing 210;

[0040] One end of the support frame 12 is fixedly connected to the outer surface of the working box 11, one end of the pad 13 is docked at the end of the support frame 12 away from the working box 11, one side of the controller 14 is docked at one side of the working box 11, one end of the protection frame 15 is fixedly connected to the working box 11, one side of the support plate 21 is installed on the working box 11, one end of the protection plate 22 is fixedly connected to the support plate 21, two ends of the mounting frame 23 are respectively fixed to the end of the protection plate 22 away from the support plate 21, one end of the reinforcement frame 24 is fixedly connected to the protection plate 22, and the outer surface of the working motor 26 is nested. In the motor slot 25 on the working box 11, one end of the power converter 27 is docked on the working motor 26, and the reinforcer 28 is connected to the connection between the power converter 27 and the working motor 26 for reinforcement. One end of the stirring frame 29 is docked on the power converter 27, and the inner surface of the casing 210 is nested in the outer surface of the stirring frame 29. One side of the side plate 211 is fixed on the casing 210. One end of the reinforcement frame 24 away from the protective plate 22 is fixedly connected to the side plate 211. The vacuum pump 212 and the feeder 213 are both connected to the cavity where the stirring frame 29 is located through the casing 210.

[0041] In the present embodiment, when the staff uses the present automatic powder mixing vacuum stirring device to mix and stir the raw materials of rice crust, they can put the raw materials into the stirring mechanism 2 through the feeder 213, and then control the controller 14 to let the suction and pressure mechanism 3 to pump and press the stirring mechanism 2, so that the shell 210 is in a negative pressure state for stirring. During the stirring process, the support plate 21, the protective plate 22, the mounting frame 23 and the reinforcement frame 24 are used to further improve the stability during the actual stirring process.

[0042] Example 2

[0043] like Figure 1-5 As shown, a suction and pressure mechanism 3 is provided on one side of the protective frame 15, and the suction and pressure mechanism 3 includes a negative pressure box 31, an air pump 32 is provided on the negative pressure box 31, a suction and pressure motor 33 is provided at one end of the air pump 32, and a protective cover 34 is provided on the outer surface of the suction and pressure motor 33, and a suction and pressure pipe 35 is provided at the end of the air pump 32 away from the suction and pressure motor 33, one end of the negative pressure box 31 is placed on the working box 11, the bottom side of the air pump 32 is installed on the negative pressure box 31, one end of the suction and pressure motor 33 is docked on the air pump 32, the inner surface of the protective cover 34 is nested in the outer surface of the suction and pressure motor 33, and the two ends of the suction and pressure pipe 35 are respectively docked on the air pump 32 and the suction and pressure device 212.

[0044] In this embodiment, when the staff instructs the suction and pressure mechanism 3 to perform suction and pressure on the stirring mechanism 2 through the controller 14, the suction and pressure motor 33 can be operated by using the controller 14, so that the air pump 32 converts the air pressure in the negative pressure box 31 into air through the suction and pressure pipe 35 and the stirring mechanism 2, thereby completing the suction and pressure.

[0045] Example 3

[0046] like Figure 1-6 As shown, a storage mechanism 4 is provided on the working box 11, and the storage mechanism 4 includes a cushion block 41, a protective frame 42 is provided on the cushion block 41, a storage box 43 is provided in the protective frame 42, a top plate 44 is provided at one end of the storage box 43, a feed pipe 45 is provided on the top plate 44, and a conveying pipe 46 is provided on one side of the storage box 43. The bottom side of the cushion block 41 is installed on the working box 11, the bottom end of the protective frame 42 is installed on the cushion block 41, the outer surface of the storage box 43 is nested in the protective frame 42, the outer surface of the top plate 44 is welded to the storage box 43, one end of the feed pipe 45 is docked on the top plate 44, and the two ends of the conveying pipe 46 are respectively docked on one side of the storage box 43 and the feeder 213.

[0047] In this embodiment, after the stirring mechanism 2 is placed in a negative pressure state, the staff can use the feeding mechanism 5 to convey the raw materials in the storage box 43 through the conveying pipe 46 and the feeder 213 to the stirring mechanism 2, so that they can be mixed under a negative pressure state, thereby further improving the safety of the actual stirring process.

[0048] Example 4

[0049] like Figure 1-7 As shown, a feeding mechanism 5 is provided in the storage box 43, and the feeding mechanism 5 includes a mounting plate 51, a feeding motor 53 is provided on the mounting plate 51, a pin rod 52 is provided between the feeding motor 53 and the mounting plate 51, a buffer cylinder 54 is provided at one end of the feeding motor 53, a feeding fan 55 is provided in the buffer cylinder 54, and a feeding inverted cylinder 56 is provided on the feeding fan 55, the bottom side of the mounting plate 51 is fixedly connected to the storage box 43, the feeding motor 53 is placed on the mounting plate 51, and the buffer cylinder 54 is also placed on the mounting plate 51, one end of the feeding fan 55 is docked on the feeding motor 53, the outer surface of the feeding fan 55 is nested in the buffer cylinder 54, one side of the feeding inverted cylinder 56 is docked on the buffer cylinder 54, the pin rod 52 fixes the feeding motor 53 and the buffer cylinder 54 to the mounting plate 51 respectively, and fixes the feeding inverted cylinder 56 to the buffer cylinder 54 at the same time.

[0050] In this embodiment, when the staff uses the feeding mechanism 5 to transport the raw materials in the storage box 43, the feeding motor 53 can be started by controlling the controller 14. The start of the feeding motor 53 will allow the feeding fan 55 to rotate in the buffer cylinder 54 and the feeding inverted cylinder 56 to feed the materials, and one end of the feeding inverted cylinder 56 is connected to the conveying pipe 46 through the storage box 43, so that it has more power to transport the raw materials, thereby further improving its practicality in actual use.

[0051] Working principle:

[0052] like Figure 1-7 As shown, when using an automatic powder mixing vacuum stirring device to mix the raw materials of rice crust, the staff can put the raw materials into the stirring mechanism 2 through the feeder 213 for stirring. In order to ensure that the stirring process is carried out under a negative pressure environment, the staff can use the controller 14 to operate the pumping and pressing mechanism 3 to perform a pumping and pressing treatment on the stirring mechanism 2. This operation puts the interior of the casing 210 in a negative pressure state, thereby improving the efficiency and uniformity of the stirring process. In addition, the design of the support plate 21, the protective plate 22, the mounting frame 23 and the reinforcement frame 24 further improves the stability of the stirring device during operation, ensuring that the stirring process is safer and more reliable.

[0053] When the controller 14 starts the pumping and pressing mechanism 3 to pump and press, the pumping and pressing motor 33 will be activated to drive the air pump 32 to adjust the air pressure in the negative pressure box 31. Through the pumping and pressing pipe 35, the air in the negative pressure box 31 is continuously exchanged with the air in the stirring mechanism 2, thereby forming an effective negative pressure environment. This process ensures that the raw materials are fully mixed in the stirring mechanism 2 and improves the stirring effect. The negative pressure environment not only improves the mixing uniformity of the materials, but also reduces the interference of the outside air on the mixed materials to a certain extent.

[0054] After the negative pressure state of the stirring mechanism 2 is achieved, the staff can use the feeding mechanism 5 to transport the raw materials in the storage box 43 to the stirring mechanism 2. The feeding motor 53 is started by the controller 14, and the feeding motor 53 drives the feeding fan 55 to rotate in the buffer cylinder 54 and the feeding inverted cylinder 56, pushing the raw materials into the stirring mechanism 2 through the conveying pipe 46. The connection design of the feeding inverted cylinder 56 and the storage box 43 makes the raw material transportation more efficient. This configuration not only improves the practicality of the device, but also ensures the safety and accuracy of mixing under a negative pressure environment, and further improves the reliability of the entire process.

[0055] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

[0056] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0057] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps described in these embodiments do not limit the scope of the present application. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

Claims

1. An automatic powder mixing vacuum stirring device for producing rice crust, characterized in that: include: A control mechanism (1), the control mechanism (1) comprising a working box (11), a supporting frame (12) being arranged on the outer surface of the working box (11), a pad (13) being arranged at one end of the supporting frame (12), a controller (14) being arranged on one side of the working box (11), a protective frame (15) being arranged on the working box (11), a stirring mechanism (2) being arranged in the protective frame (15), the stirring mechanism (2) comprising a supporting plate (21), protective plates (22) being arranged at both ends of the supporting plate (21), a mounting frame (23) being arranged at one end of the protective plate (22), and a mounting frame (23) being arranged on the protective plate (22). A reinforcement frame (24) is provided, a motor slot (25) is provided in the working box (11), a working motor (26) is provided in the motor slot (25), a power converter (27) is provided at one end of the working motor (26), a reinforcement (28) is provided between the working motor (26) and the power converter (27), a stirring frame (29) is provided at one end of the power converter (27), a casing (210) is provided on the outer surface of the stirring frame (29), a pump (212) and a feeder (213) are provided on the casing (210), and a side plate (211) is provided on the outer surface of the casing (210).

2. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 1, characterized in that: A suction and pressure mechanism (3) is arranged on one side of the protection frame (15), and the suction and pressure mechanism (3) comprises a negative pressure box (31), an air pump (32) is arranged on the negative pressure box (31), a suction and pressure motor (33) is arranged at one end of the air pump (32), a protective cover (34) is arranged on the outer surface of the suction and pressure motor (33), and a suction and pressure pipe (35) is arranged at one end of the air pump (32) away from the suction and pressure motor (33).

3. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 2, characterized in that: One end of the negative pressure box (31) is placed on the working box (11), the bottom side of the air pump (32) is installed on the negative pressure box (31), one end of the pressure extraction motor (33) is docked on the air pump (32), the inner surface of the protective cover (34) is nested on the outer surface of the pressure extraction motor (33), and the two ends of the pressure extraction pipe (35) are respectively docked on the air pump (32) and the pressure extractor (212).

4. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 1, characterized in that: The working box (11) is provided with a material storage mechanism (4), the material storage mechanism (4) comprises a cushion block (41), a protective frame (42) is provided on the cushion block (41), a storage box (43) is provided in the protective frame (42), a top plate (44) is provided at one end of the storage box (43), a material feeding pipe (45) is provided on the top plate (44), and a conveying pipe (46) is provided on one side of the storage box (43).

5. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 4, characterized in that: The bottom side of the cushion block (41) is mounted on the working box (11), the bottom end of the protective frame (42) is mounted on the cushion block (41), the outer surface of the storage box (43) is nested in the protective frame (42), the outer surface of the top plate (44) is welded to the storage box (43), one end of the feed pipe (45) is docked on the top plate (44), and the two ends of the conveying pipe (46) are respectively docked on one side of the storage box (43) and the feeder (213).

6. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 5, characterized in that: A feeding mechanism (5) is arranged in the storage box (43), and the feeding mechanism (5) comprises a mounting plate (51), a feeding motor (53) is arranged on the mounting plate (51), a pin rod (52) is arranged between the feeding motor (53) and the mounting plate (51), a buffer cylinder (54) is arranged at one end of the feeding motor (53), a feeding fan (55) is arranged in the buffer cylinder (54), and a feeding inverted cylinder (56) is arranged on the feeding fan (55).

7. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 6, characterized in that: The bottom side of the mounting plate (51) is fixedly connected to the storage box (43), the feeding motor (53) is placed on the mounting plate (51), and the buffer cylinder (54) is also placed on the mounting plate (51). One end of the feeding fan (55) is docked on the feeding motor (53), and the outer surface of the feeding fan (55) is nested in the buffer cylinder (54). One side of the feeding inverted cylinder (56) is docked on the buffer cylinder (54). The pin rod (52) fixes the feeding motor (53) and the buffer cylinder (54) on the mounting plate (51) respectively, and fixes the feeding inverted cylinder (56) on the buffer cylinder (54) at the same time.

8. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 1, characterized in that: One end of the support frame (12) is fixedly connected to the outer surface of the working box (11), one end of the pad (13) is docked with the end of the support frame (12) away from the working box (11), one side of the controller (14) is docked with one side of the working box (11), one end of the protection frame (15) is fixedly connected to the working box (11), one side of the support plate (21) is installed on the working box (11), one end of the protection plate (22) is fixedly connected to the support plate (21), and both ends of the mounting frame (23) are respectively fixed to the end of the protection plate (22) away from the support plate (21).

9. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 1, characterized in that: One end of the reinforcement frame (24) is fixedly connected to the protective plate (22), the outer surface of the working motor (26) is nested in the motor slot (25) on the working box (11), one end of the power converter (27) is docked on the working motor (26), and the reinforcer (28) is docked at the connection between the power converter (27) and the working motor (26) for reinforcement.

10. The automatic powder mixing vacuum stirring device for producing rice crust according to claim 1, characterized in that: One end of the stirring frame (29) is docked on the power converter (27), the inner surface of the casing (210) is nested in the outer surface of the stirring frame (29), one side of the side plate (211) is fixed on the casing (210), one end of the reinforcement frame (24) away from the protective plate (22) is fixedly connected to the side plate (211), and the pump (212) and the feeder (213) are both docked in the cavity where the stirring frame (29) is located through the casing (210).