Low-temperature vacuum fresh noodle extruding mechanism

Abstract

The invention relates to a low-temperature vacuum fresh noodle extruding mechanism, which belongs to the technical field of food machinery, and comprises a frame part, which is used as a support body and is used for fixing and supporting each part of the whole fresh noodle extruding mechanism; the power part is arranged at the rear part of the bottom end of the frame part and is used for providing power for the extrusion part, so that the extrusion part realizes conveying and extrusion of the flour flocculates; and the extrusion part is used for realizing the fresh noodle extrusion process under the low-temperature vacuum condition, conveying the noodle flocs through spiral extrusion, pumping out air in the noodle flocs by utilizing a vacuum pump, and controlling the temperature of the noodle flocs through a cold water cavity. The method has the advantages that the fresh noodles produced by controlling the low temperature in the spiral extrusion conveying process and evacuating the air in the noodle wadding have more advantages, and the taste, the cooking loss, the elasticity, the protein network structure and the like are greatly improved.

Description

Technical Field

[0001] The invention relates to a low-temperature vacuum fresh noodle extrusion mechanism, belonging to the technical field of food machinery. Background Art

[0002] With the improvement of living standards, consumers' pursuit of taste has also increased; compared with traditional dried noodles, instant noodles and other staple foods that are easy to store and easy to eat, fresh noodles are deeply loved by people due to their unique craftsmanship and smooth taste, and are gradually becoming one of people's main staple foods;

[0003] At present, the number of diabetes patients in China is relatively large, but there is a lack of staple food products that can meet the daily needs of diabetics. Therefore, it is of great significance to develop a processing technology and production equipment that is more suitable for the automated production of coarse grain fresh noodles.

[0004] The current production methods of fresh grain noodles on the market:

[0005] 1. The traditional double-roll calendering and double-roll noodle knife extrusion molding produce fresh grain noodles with poor taste and easy to break; the equipment cost is high and occupies a large factory area;

[0006] 2. Conventional cold extrusion, compared with low-temperature vacuum cold extrusion, has a large gap in taste, cooking loss, elasticity, protein network structure, etc.;

[0007] At present, the domestic market for fresh grain noodles is huge, and the production and processing technology is in urgent need of optimization and innovation. The production line of automated processing equipment that matches the production and processing technology of fresh grain noodles is in urgent need of innovation and improvement. Summary of the invention

[0008] In order to overcome the defects of the prior art, the present invention provides a low-temperature vacuum fresh noodle extrusion mechanism, and the technical solution of the present invention is:

[0009] A low-temperature vacuum fresh noodle extrusion mechanism, comprising:

[0010] The frame part, as a support body, is used to fix and support the various components of the whole fresh noodle extrusion mechanism; the power part, arranged at the rear of the bottom end of the frame part, is used to provide power to the extrusion part, so that the extrusion part can realize the conveying and extrusion of noodle flocs;

[0011] The extrusion section is used to realize the fresh noodle extrusion process under low-temperature vacuum conditions. The noodle flocs are conveyed by spiral extrusion, and the air in the noodle flocs is extracted by a vacuum pump, and the temperature of the noodle flocs is controlled by a cold water cavity.

[0012] The frame portion includes a base, a motor fixing plate, a pump fixing plate, a support seat, a front plate, a rear plate and a fixing seat. The pump fixing plate is installed on the front side of the lower part of the base, and the motor fixing plate is installed on the rear side; the support seat is installed on one side of the upper part of the base; the front plate is installed at the front end of the support seat, and the rear plate corresponding to the front plate is installed at the rear end, and a transmission space is formed between the front plate and the rear plate; the fixing seat is installed on one side of the front plate.

[0013] The power unit includes an extrusion motor, a driving sprocket, a driven sprocket and a transmission chain. The extrusion motor is arranged in the horizontal direction and installed on the motor fixing plate. A driving sprocket is installed on the output shaft of the extrusion motor, and the transmission shaft is installed to rotate in the transmission space. The driven sprocket is installed on the transmission shaft, and the driving sprocket is connected to the driven sprocket through a transmission chain.

[0014] The extrusion part includes a rear extrusion component, a front extrusion component and a transmission component. The transmission component is installed on the fixed seat, and the rear extrusion component and the front extrusion component are arranged in sequence on the side of the transmission component. The rear extrusion component and the front extrusion component are driven by the transmission component; a rear cooling unit is arranged on the periphery of the rear extrusion component, and a front cooling unit is arranged on the periphery of the front extrusion component. It also includes a vacuum component that makes the extrusion space of the front extrusion component form a vacuum.

[0015] The rear extrusion assembly includes a rear barrel, a feed hopper, a rear screw rod, a transmission key and a positioning boss. The rear barrel is arranged in a horizontal direction, one end of the rear barrel is installed on the fixed seat, and the other end is installed with the front extrusion assembly. The rear screw rod is rotatably installed inside the rear barrel and is coaxially arranged with the rear barrel; a positioning boss inserted into the transmission shaft is arranged at the rear end of the rear screw rod, and a transmission key is also arranged at the docking surface between the rear screw rod and the transmission shaft; a feed hopper connected to the interior of the rear barrel is arranged on the upper part of the rear barrel.

[0016] The rear cooling unit comprises a rear cooling water cavity arranged at the periphery of the rear cylinder, the rear cooling water cavity is arranged adjacent to the feed hopper, a rear water outlet is arranged at the upper part of the rear cooling water cavity, and the rear water inlet is arranged at the lower part.

[0017] The front extrusion assembly comprises a front cylinder, a front cold water cavity, a front water inlet, a front water outlet, a connecting flange, a rear spiral support sleeve, a front spiral rod, a wire outlet flange and a front spiral support sleeve, and the rear part of the front cylinder is connected with the rear cylinder through the connecting flange; the wire outlet flange is installed at the front part of the front cylinder, and the front spiral rod is rotatably installed inside the front cylinder, one end of the front spiral rod is provided with a front positioning round table, and the wire outlet flange is provided with a front spiral support sleeve rotatably matched with the front positioning round table, and the other end of the front spiral rod is provided with a rear positioning circular hole and a rear transmission square hole in sequence, and the front end of the rear spiral rod is provided with a front transmission square table and a front positioning boss in sequence after passing through the connecting flange, and the front transmission square table is embedded in the rear transmission square hole; the front positioning boss is inserted into the rear positioning circular hole; a plurality of material passing holes for material to pass through are provided on the connecting flange; and a plurality of wire-forming through holes for making the material into wire form are provided on the wire outlet flange.

[0018] The vacuum assembly comprises a vacuum pump. A vacuum port is arranged on the upper part of the front tube. The vacuum pump is connected to the vacuum port through a pipeline.

[0019] The front cooling unit comprises a front cold water cavity arranged at the periphery of the front cylinder, the lower part of the front cold water cavity is provided with a front water inlet, and the upper part is provided with the front water outlet.

[0020] Sealing rings are installed between the front cylinder and the connecting flange, between the rear cylinder and the connecting flange, and between the front cylinder and the wire outlet flange.

[0021] The control unit performs the following frequency conversion communication steps:

[0022] (1) The power-on delay is 3 seconds and the power-on delay flag is set to enable the inverter communication;

[0023] (2) The inverter frequency setting value is assigned to the function block input pin address;

[0024] (3) Call the frequency conversion function block of the inverter to adjust the value F written into the inverter multi-speed according to the frequency value S of the inverter and the maximum setting frequency L of the inverter, F = f(S, L); (4) The inverter communication starts the rotation training, address assignment, and status flag;

[0025] (5) The inverter reads and writes communications, and the read and write instructions are separated.

[0026] (6) The inverter reads and writes the communication status. When a communication error or communication success occurs, the communication training will automatically increment by 1 and reset the communication flag. When the communication training data exceeds 5, the communication training will be reset and the training communication will be restarted.

[0027] (7) Use the first scan cycle after power-on to trigger the initialization flag by determining whether HD100, HD102, and HD103 are equal to 0. After the initialization flag is triggered, the C language initialization block is called. The initialization flag will automatically reset 3 seconds after it is triggered.

[0028] The control unit performs the following hot and cold water circulation steps:

[0029] (8) f = f(X2, X1) f is the hot and cold water circulation start flag, X2 is the hot and cold water circulation start knob switch, X1 is the emergency stop switch, and when the state of X2 or X1 is FALSE, the hot and cold water circulation start flag f is reset;

[0030] The control unit performs the following automatic operation steps:

[0031] (9) Operation flag f = f(X0, X1, ER1, Hand), X0 is the start button, X1 is the stop button, ER1 is the alarm flag, Hand is the manual button, and the operation flag is reset when the status of X1 or ER1 is FALSE;

[0032] (10) Extrusion motor operation;

[0033] (11) According to the change of the rotating material position photoelectric X5, the state of the rotating feeding motor in the automatic operation state is switched, which is divided into three states: high speed state, low speed state and stop state;

[0034] (12) Control the start and stop of the vacuum pump motor according to the signal changes of the vacuum pump negative pressure signal high pressure X7 and low pressure X6;

[0035] (13) Control the output of the extrusion motor, rotary feed motor, vacuum pump motor and touch screen animation display;

[0036] (14) Process the device’s alarm display, alarm summary, device status display, buzzer output, and alarm reset output.

[0037] The advantages of the present invention are that the fresh noodles produced by controlling the low temperature and evacuating the air in the noodles during the spiral extrusion and transportation process are more advantageous, and the taste, cooking loss, elasticity, protein network structure and other aspects are greatly improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 It is a schematic diagram of the main structure of the present invention.

[0039] Figure 2 yes Figure 1 sectional view of . DETAILED DESCRIPTION

[0040] The present invention will be further described below in conjunction with specific embodiments, and the advantages and features of the present invention will become clearer as the description proceeds. However, these embodiments are exemplary only and do not constitute any limitation to the scope of the present invention. It should be understood by those skilled in the art that the details and forms of the technical solution of the present invention may be modified or replaced without departing from the spirit and scope of the present invention, but these modifications and replacements all fall within the scope of protection of the present invention.

[0041] See also Figure 1 and Figure 2 The present invention relates to a low-temperature vacuum fresh noodle extrusion mechanism, comprising: a frame part, as a support body, used to fix and support various components of the whole fresh noodle extrusion mechanism to ensure the stability of the mechanism and the integrity of the structure;

[0042] The power part is arranged at the rear of the bottom end of the frame part, and is used to provide power to the extrusion part, so that the extrusion part can realize the conveying and extrusion of the dough;

[0043] The extrusion part is used to realize the fresh noodle extrusion process under low-temperature vacuum conditions. The noodle flocs are conveyed by spiral extrusion, and the air in the noodle flocs is extracted by a vacuum pump, and the temperature of the noodle flocs is controlled by a cold water cavity, so as to produce fresh noodle products with better taste, less cooking loss, good elasticity and excellent protein network structure; the power part and the extrusion part are controlled by a control unit.

[0044] Based on the above structure settings, the following are achieved:

[0045] High dough density: Vacuum extrusion technology can form high-density dough during the vacuum extraction process, which helps to improve the texture and taste of pasta.

[0046] Diversified dough band forming: dough bands for various purposes can be formed according to different raw materials, increasing the diversity of products.

[0047] Small space occupation: Equipment such as compounding machine and continuous calender are omitted, saving production space.

[0048] Efficient vacuum degassing: Equipped with a gas plug vacuum chamber, it can achieve extremely high vacuum degree and further improve product quality.

[0049] Improve food taste: Low-temperature vacuum extruded pasta has better taste, less cooking loss, better elasticity and better protein network structure.

[0050] High degree of automation: The production process does not require manual operation, reducing labor costs and reducing pollution risks.

[0051] Improve production efficiency: Automated production lines improve production efficiency while maintaining high food quality.

[0052] The frame portion includes a base 1, a motor fixing plate 101, a pump fixing plate 102, a support seat 2, a front plate 201, a rear plate 202 and a fixing seat 3. The pump fixing plate 102 is installed on the front side of the lower part of the base 1, and the motor fixing plate 101 is installed on the rear side; the support seat 2 is installed on one side of the upper part of the base 1; the front plate 201 is installed at the front end of the support seat 2, and the rear plate 202 corresponding to the front plate 201 is installed at the rear end, and a transmission space is formed between the front plate 201 and the rear plate 202; the fixing seat 3 is installed on one side of the front plate 201.

[0053] The setting of this framework achieves:

[0054] Strong stability: The base 1 serves as the foundation of the entire mechanism, and a pump fixing plate 102 and a motor fixing plate 101 are respectively installed on the front and rear sides of the lower part thereof. This symmetrical layout helps to disperse the weight and improve the overall stability.

[0055] Modular design: The independent design of the motor fixing plate 101 and the pump fixing plate 102 makes the installation, maintenance or replacement of the motor and the pump more convenient, realizing the modular design concept.

[0056] Reasonable space utilization: the support seat 2 is installed on one side of the upper part of the base 1. This layout can save space and leave enough installation positions for other components.

[0057] Clear transmission space: The transmission space formed between the front plate 201 and the rear plate 202 provides a clear layout for the transmission components of the mechanism, which helps to improve transmission efficiency and maintenance convenience.

[0058] Compact structure: The design of the front plate 201 and the rear plate 202 allows the transmission components to be concentrated in the same area, making the structure of the entire mechanism more compact and reducing the floor space.

[0059] The power unit includes an extrusion motor 5, a driving sprocket 6, a driven sprocket 7 and a transmission chain 8. The extrusion motor 5 is arranged in the horizontal direction and installed on the motor fixing plate 101; a driving sprocket 6 is installed on the output shaft of the extrusion motor 5, and the transmission shaft 4 is rotatably installed in the transmission space, and the driven sprocket 7 is installed on the transmission shaft 4. The driving sprocket 6 is connected to the driven sprocket 8 through the transmission chain 7.

[0060] The extrusion part includes a rear extrusion component, a front extrusion component and a transmission component. The transmission component is installed on the fixed seat, and the rear extrusion component and the front extrusion component are arranged in sequence on the side of the transmission component. The rear extrusion component and the front extrusion component are driven by the transmission component; a rear cooling unit is arranged on the periphery of the rear extrusion component, and a front cooling unit is arranged on the periphery of the front extrusion component. It also includes a vacuum component that makes the extrusion space of the front extrusion component form a vacuum.

[0061] The structural design of the extrusion part has the following advantages:

[0062] Integrated design: Integrating the rear extrusion assembly, front extrusion assembly and transmission assembly on a fixed base helps to reduce space occupation and improve the compactness of the overall structure.

[0063] High transmission efficiency: The rear extrusion assembly and the front extrusion assembly are driven by the transmission assembly. This direct drive method can reduce energy loss and improve transmission efficiency.

[0064] Good cooling effect: A rear cooling unit and a front cooling unit are respectively arranged at the periphery of the rear extrusion component and the front extrusion component, which helps to dissipate the heat generated by friction in time and maintain the stable operation of the components.

[0065] Vacuum environment formation: The use of the vacuum component can form a vacuum environment in the extrusion space of the front extrusion component, which is beneficial to improving the quality of fresh noodles and making them taste better.

[0066] The rear extrusion assembly includes a rear barrel 9, a hopper 901, a rear screw rod 15, a transmission key 1502 and a positioning boss 1501. The rear barrel 9 is arranged in a horizontal direction, one end of the rear barrel 9 is installed on the fixed seat 3, and the other end is installed with the front extrusion assembly. The rear screw rod 15 is rotatably installed inside the rear barrel 9 and is coaxially arranged with the rear barrel 9; a positioning boss 1501 inserted into the transmission shaft 4 is arranged at the rear end of the rear screw rod 15, and a transmission key 1502 is also arranged at the docking surface between the rear screw rod 15 and the transmission shaft 4; a hopper 901 connected to the interior of the rear barrel is arranged at the upper part of the rear barrel 9.

[0067] The structural design of the rear extrusion component has the following advantages:

[0068] Efficient material transportation: The rear screw rod 15 is rotatably installed inside the rear cylinder 9, which can realize continuous material transportation and improve production efficiency.

[0069] Compact structure: The rear cylinder 9 is arranged in the horizontal direction, so that the entire rear extrusion assembly has a compact structure, occupies a small space, and is convenient for the layout and installation of the overall equipment.

[0070] Stable transmission: The rear screw rod 15 is connected to the transmission shaft 4 through the positioning boss 1501 and the transmission key 1502, which ensures the stability and reliability of the transmission and reduces the loss during the transmission process.

[0071] The rear cooling unit includes a rear cooling water cavity 902 arranged on the periphery of the rear cylinder 9, the rear cooling water cavity 902 is arranged adjacent to the feed hopper 901, a rear water outlet 904 is arranged at the upper part of the rear cooling water cavity 902, and a rear water inlet 903 is arranged at the lower part.

[0072] The front extrusion assembly includes a front cylinder 10, a front cold water cavity 1002, a front water inlet 1003, a front water outlet 1004, a connecting flange 11, a rear spiral support sleeve 12, a front spiral rod 16, a thread outlet flange 13 and a front spiral support sleeve 14, and the rear part of the front cylinder 10 is connected to the rear cylinder 9 through the connecting flange 11; the thread outlet flange 13 is installed at the front part of the front cylinder 10, and the front spiral rod 16 is rotatably installed inside the front cylinder 10, and a front positioning round table 1603 is provided at one end of the front spiral rod 16, and a thread outlet flange 13 is provided with a thread outlet flange 13. The front spiral support sleeve 14 rotatably cooperates with 1603, and a rear positioning circular hole 1602 and a rear transmission square hole 1601 are sequentially arranged at the other end of the front spiral rod 16, and a front transmission square platform 1503 and a front positioning boss 1504 are sequentially arranged after the front end of the rear spiral rod 15 passes through the connecting flange, and the front transmission square platform 1503 is embedded in the rear transmission square hole 1601; the front positioning boss 1504 is inserted into the rear positioning circular hole 1602; a plurality of material passing holes for passing materials are arranged on the connecting flange 11; and a plurality of wire-forming through holes for making materials into wires are arranged on the wire outlet flange 14.

[0073] The vacuum assembly includes a vacuum pump 18 . A vacuum port 1001 is provided on the upper portion of the front tube 10 . The vacuum pump 18 is connected to the vacuum port 1001 through a pipeline.

[0074] The front extrusion assembly structural design has the following advantages:

[0075] Continuous connection: The front cylinder 10 is connected to the rear cylinder 9 through the connecting flange 11, which realizes the close fit and continuous operation between the front and rear extrusion components and ensures the smooth flow of materials.

[0076] Efficient cooling effect: A front cooling water cavity 1002 is provided in the front cylinder 10, and cooling water circulates through the front water inlet 1003 and the front water outlet 1004, effectively controlling the temperature of the material during the extrusion process and improving the quality of the product.

[0077] Compact structure: the front spiral rod 16 is rotatably installed inside the front cylinder 10 and cooperates with the front spiral support sleeve 14 on the wire outlet flange 13, making the structure more compact and reducing space occupation.

[0078] Accurate material extrusion: The wire forming through hole design on the wire outlet flange 13 enables the material to be extruded into wire form, thereby improving the molding effect and appearance quality of the product.

[0079] Good transmission effect: The rear end of the front screw rod 16 and the front end of the rear screw rod 15 are precisely matched through the positioning and transmission structure, ensuring the stability and reliability of the transmission.

[0080] The front cooling unit comprises a front cold water cavity 1002 arranged at the periphery of the front cylinder 10 , a front water inlet 1003 is arranged at the lower part of the front cold water cavity 1002 , and the front water outlet 1004 is arranged at the upper part.

[0081] A sealing ring 17 is installed between the front cylinder 10 and the connecting flange 11 , between the rear cylinder 9 and the connecting flange 11 , and between the front cylinder 10 and the wire outlet flange 13 .

[0082] The control unit performs the following frequency conversion communication steps:

[0083] (1) The power-on delay is 3 seconds and the power-on delay flag is set to enable the inverter communication;

[0084] (2) The inverter frequency setting value is assigned to the function block input pin address;

[0085] (3) Call the frequency conversion function block of the inverter to adjust the value F written into the inverter multi-speed according to the frequency value S of the inverter and the maximum setting frequency L of the inverter, F = f(S, L); (4) The inverter communication starts the rotation training, address assignment, and status flag;

[0086] (5) The inverter reads and writes communications, and the read and write instructions are separated.

[0087] (6) The inverter reads and writes the communication status. When a communication error or communication success occurs, the communication training will automatically increment by 1 and reset the communication flag. When the communication training data exceeds 5, the communication training will be reset and the training communication will be restarted.

[0088] (7) Use the first scan cycle after power-on to trigger the initialization flag by determining whether HD100, HD102, and HD103 are equal to 0. After the initialization flag is triggered, the C language initialization block is called. The initialization flag will automatically reset 3 seconds after it is triggered.

[0089] The control unit performs the following hot and cold water circulation steps:

[0090] (8) f = f(X2, X1) f is the hot and cold water circulation start flag, X2 is the hot and cold water circulation start knob switch, X1 is the emergency stop switch, and when the state of X2 or X1 is FALSE, the hot and cold water circulation start flag f is reset;

[0091] The control unit performs the following automatic operation steps:

[0092] (9) Operation flag f = f(X0, X1, ER1, Hand), X0 is the start button, X1 is the stop button, ER1 is the alarm flag, Hand is the manual button, and the operation flag is reset when the status of X1 or ER1 is FALSE;

[0093] (10) Extrusion motor operation;

[0094] (11) According to the change of the rotating material position photoelectric X5, the state of the rotating feeding motor in the automatic operation state is switched, which is divided into three states: high speed state, low speed state and stop state;

[0095] (12) Control the start and stop of the vacuum pump motor according to the signal changes of the vacuum pump negative pressure signal high pressure X7 and low pressure X6;

[0096] (13) Control the output of the extrusion motor, rotary feed motor, vacuum pump motor and touch screen animation display.

[0097] The control unit performs the following alarm processing steps:

[0098] (14) Process the device’s alarm display, alarm summary, device status display, buzzer output, and alarm reset output.

[0099] Based on the above control unit, the following are achieved:

[0100] Automation and intelligence: Through the automated control process, manual intervention is reduced, and the system response speed and operating efficiency are improved. Intelligent control logic can automatically adjust the equipment operation status according to different situations, improving the flexibility and adaptability of production.

[0101] Precise control: The frequency conversion communication section steps (1) to (7) ensure the stable operation and precise control of the inverter through precise frequency control and communication polling mechanism. The hot and cold water circulation step (8) and the automatic operation section steps (9) to (13) realize the precise monitoring and control of the equipment status through sensors and logic control.

[0102] Improved safety: The use of emergency stop switches and alarm signs improves the safety of the system, and can quickly cut off the power supply in an emergency to prevent accidents. The alarm processing steps can respond to and handle equipment abnormalities in a timely manner, reducing the risk of equipment failure and production interruption.

[0103] Energy saving and environmental protection: frequency conversion control can adjust the motor speed according to actual needs, reduce energy waste and reduce production costs. Hot and cold water circulation control can adjust the water temperature according to actual needs, reduce energy consumption and meet environmental protection requirements.

[0104] User-friendly: The operating logic of the control unit is simple and clear, easy to understand and operate, and improves the user experience. The touch screen animation display can intuitively display the equipment status and operation process, which is convenient for monitoring and fault diagnosis.

[0105] Easy maintenance and diagnosis: The alarm processing steps provide alarm summary and equipment status display, which is convenient for maintenance personnel to quickly locate problems and perform repairs. Communication status processing can detect communication failures in time and reduce equipment downtime caused by communication problems.

[0106] The working principle of the present invention is:

[0107] Start the extrusion motor 5, and drive the transmission shaft 4 to rotate at a constant speed through the action of the chain drive; through the action of the transmission key 1502, the front transmission square platform 1503 and the rear transmission square hole 1601, the rear screw rod 15 and the front screw rod 16 rotate at a constant speed in the same direction as the transmission shaft 4;

[0108] When the kneaded dough is continuously conveyed into the material port 901, the dough is continuously conveyed forward and gradually saturated under the extrusion and conveying action of the rear screw rod 15, and then enters the front cylinder 10 through the through hole on the connecting flange 11, and is continuously conveyed forward through the wire-forming through hole provided on the wire outlet flange 13 under the extrusion and conveying action of the front screw rod 16, to obtain wire-shaped fresh noodles (buckwheat noodles, spaghetti, fresh noodles, etc.);

[0109] When the wire-forming through holes on the wire outlet flange 13 begin to produce wires evenly, start the vacuum pump 18 to continuously extract the air in the dough and always maintain the preset vacuum degree; at the same time, start the cold water equipment, and let the cold water enter the rear cold water cavity 902 and the front cold water cavity 1002 from the rear water inlet 903 and the front water inlet 1003 through the water supply pipeline. After being filled, they flow out from the rear water outlet 904 and the front water outlet 1004 to take away the heat generated during the extrusion and transportation process; thereby realizing the low-temperature vacuum cold extrusion processing.

[0110] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A low-temperature vacuum fresh noodle extrusion mechanism, characterized in that: include: The frame part, as a support body, is used to fix and support various components of the whole fresh noodle extrusion mechanism; The power part is arranged at the rear of the bottom end of the frame part, and is used to provide power to the extrusion part, so that the extrusion part can realize the conveying and extrusion of the dough; The extrusion section is used to realize the fresh noodle extrusion process under low-temperature vacuum conditions. The noodle flocs are conveyed by spiral extrusion, and the air in the noodle flocs is extracted by a vacuum pump, and the temperature of the noodle flocs is controlled by a cold water cavity.

2. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 1, characterized in that: The frame portion includes a base, a motor fixing plate, a pump fixing plate, a support seat, a front plate, a rear plate and a fixing seat. The pump fixing plate is installed on the front side of the lower part of the base, and the motor fixing plate is installed on the rear side; the support seat is installed on one side of the upper part of the base; the front plate is installed at the front end of the support seat, and the rear plate corresponding to the front plate is installed at the rear end, and a transmission space is formed between the front plate and the rear plate; the fixing seat is installed on one side of the front plate.

3. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 2, characterized in that: The power unit includes an extrusion motor, a driving sprocket, a driven sprocket and a transmission chain. The extrusion motor is arranged in the horizontal direction and installed on the motor fixing plate. A driving sprocket is installed on the output shaft of the extrusion motor, and the transmission shaft is installed to rotate in the transmission space. The driven sprocket is installed on the transmission shaft, and the driving sprocket is connected to the driven sprocket through a transmission chain.

4. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 3, characterized in that: The extrusion part includes a rear extrusion component, a front extrusion component and a transmission component. The transmission component is installed on the fixed seat, and the rear extrusion component and the front extrusion component are arranged in sequence on the side of the transmission component. The rear extrusion component and the front extrusion component are driven by the transmission component; a rear cooling unit is arranged on the periphery of the rear extrusion component, and a front cooling unit is arranged on the periphery of the front extrusion component. It also includes a vacuum component that makes the extrusion space of the front extrusion component form a vacuum.

5. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 4, characterized in that: The rear extrusion assembly includes a rear barrel, a feed hopper, a rear screw rod, a transmission key and a positioning boss. The rear barrel is arranged in a horizontal direction, one end of the rear barrel is installed on the fixed seat, and the other end is installed with the front extrusion assembly. The rear screw rod is rotatably installed in the interior of the rear barrel and is coaxially arranged with the rear barrel; a positioning boss inserted into the transmission shaft is arranged at the rear end of the rear screw rod, and a transmission key is also arranged at the butt joint surface between the rear screw rod and the transmission shaft; a feed hopper connected to the interior of the rear barrel is arranged at the upper part of the rear barrel; the rear cooling unit includes a rear cooling water cavity arranged at the periphery of the rear barrel, the rear cooling water cavity is arranged adjacent to the feed hopper, a rear water outlet is arranged at the upper part of the rear cooling water cavity, and the rear water inlet is arranged at the lower part.

6. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 5, characterized in that: The front extrusion assembly includes a front cylinder, a front cold water cavity, a front water inlet, a front water outlet, a connecting flange, a rear spiral support sleeve, a front spiral rod, a thread outlet flange and a front spiral support sleeve, and the rear part of the front cylinder and the rear cylinder are connected together through the connecting flange; the thread outlet flange is installed at the front of the front cylinder, and the front spiral rod is rotatably installed inside the front cylinder, one end of the front spiral rod is provided with a front positioning round table, and a front spiral support sleeve rotatably matched with the front positioning round table is provided on the thread outlet flange, and the other end of the front spiral rod is sequentially provided with There are a rear positioning circular hole and a rear transmission square hole. After the front end of the rear spiral rod passes through the connecting flange, a front transmission square platform and a front positioning boss are sequentially arranged. The front transmission square platform is embedded in the rear transmission square hole; the front positioning boss is inserted into the rear positioning circular hole; a plurality of material passing holes for the material to pass through are arranged on the connecting flange; a plurality of wire-forming through holes for making the material into wire form are arranged on the wire outlet flange; the vacuum assembly includes a vacuum pump, and a vacuum port is arranged on the upper part of the front cylinder, and the vacuum pump is connected to the vacuum port through a pipeline.

7. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 5, characterized in that: The front cooling unit includes a front cold water cavity arranged on the periphery of the front cylinder, the lower part of the front cold water cavity is provided with a front water inlet, and the upper part is provided with the front water outlet; sealing rings are installed between the front cylinder and the connecting flange, between the rear cylinder and the connecting flange, and between the front cylinder and the wire outlet flange.

8. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 1, characterized in that: The control unit performs the following frequency conversion communication steps: (1) The power-on delay is 3 seconds and the power-on delay flag is set to enable the inverter communication; (2) The inverter frequency setting value is assigned to the function block input pin address; (3) Call the frequency conversion function block of the inverter to adjust the value F written into the inverter multi-speed according to the frequency value S of the inverter and the maximum setting frequency L of the inverter, F = f(S, L); (4) Frequency converter communication start-up training, address assignment, and status marking; (5) The inverter reads and writes communications, and the read and write instructions are separated. (6) The inverter reads and writes the communication status. When a communication error or communication success occurs, the communication training will automatically increment by 1 and reset the communication flag. When the communication training data exceeds 5, the communication training will be reset and the training communication will be restarted. (7) Use the first scan cycle after power-on to trigger the initialization flag by determining whether HD100, HD102, and HD103 are equal to 0. After the initialization flag is triggered, the C language initialization block is called. The initialization flag will automatically reset 3 seconds after it is triggered.

9. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 1, characterized in that: The control unit performs the following hot and cold water circulation steps: (8) f = f(X2, X1) f is the hot and cold water circulation start flag, X2 is the hot and cold water circulation start knob switch, and X1 is the emergency stop switch. When the state of X2 or X1 is FALSE, the hot and cold water circulation start flag f is reset.

10. The low-temperature vacuum fresh noodle extrusion mechanism according to claim 1, characterized in that: The control unit performs the following automatic operation steps: (9) Operation flag f = f(X0, X1, ER1, Hand), X0 is the start button, X1 is the stop button, ER1 is the alarm flag, Hand is the manual button, and the operation flag is reset when the status of X1 or ER1 is FALSE; (10) Extrusion motor operation; (11) According to the change of the rotating material position photoelectric X5, the state of the rotating feeding motor in the automatic operation state is switched, which is divided into three states: high speed state, low speed state and stop state; (12) Control the start and stop of the vacuum pump motor according to the signal changes of the vacuum pump negative pressure signal high pressure X7 and low pressure X6; (13) Control the output of the extrusion motor, rotary feed motor, vacuum pump motor and touch screen animation display; (14) Process the device’s alarm display, alarm summary, device status display, buzzer output, and alarm reset output.

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