High-precision torque wrench hardware device with local area network function

Abstract

The utility model discloses a high-precision torque wrench hardware device with a local area network function, which comprises a torque sensor, a torque measuring module, a data processing module, a code scanning module, a storage module, a wireless communication module and a power management module, the data processing module is electrically connected with the torque measuring module; the code scanning module, the storage module, the wireless communication module and the power management module are electrically connected with the data processing module. Through the connection mode, the torque wrench can be connected with the local area network, so that the torque wrench can measure torque data in real time and upload the torque data information to the server terminal, and remote data transmission and monitoring of the torque wrench are realized; and meanwhile, the torque wrench is allowed to directly obtain the screw torque information through code scanning, so that the operation process of twisting the screw is simplified.

Description

Technical Field

[0001] The utility model relates to the fields of industrial production and mechanical assembly manufacturing, in particular to a high-precision torque wrench hardware device with a local area network function. Background Art

[0002] In industrial production and mechanical assembly, a torque wrench is a tool used to precisely apply a specific torque value to tighten or loosen fasteners such as bolts and nuts. It is a crucial tool for ensuring that bolts, nuts, and other fasteners reach the predetermined torque value. Traditional torque wrenches only measure and display torque values ​​but lack the ability to transmit and store measured data in real time. This hinders quality control, data traceability, and data monitoring during the production process. Utility Model Content

[0003] The present invention aims to solve at least one of the technical problems existing in the prior art. To this end, the present invention proposes a high-precision torque wrench hardware device with local area network (LAN) functionality, which can connect the torque wrench to the LAN, thereby enabling remote transmission and monitoring of the torque wrench's data via the LAN. Furthermore, the wrench device has an embedded barcode scanning module, eliminating the need for a wireless barcode scanner (DPM scanner) to implement the barcode scanning function. This facilitates operation and streamlines the process, while also facilitating faster data transmission and reducing material costs.

[0004] According to an embodiment of the present invention, a high-precision torque wrench hardware device with a local area network function includes: a torque sensor, and further includes:

[0005] a torque measurement module, the torque measurement module being configured to be detachably connected to the torque sensor;

[0006] a data processing module, the data processing module being electrically connected to the torque measurement module;

[0007] A code scanning module, the code scanning module is electrically connected to the data processing module, and the code scanning module is used to obtain screw information;

[0008] a storage module, the storage module being electrically connected to the data processing module;

[0009] a wireless communication module, the wireless communication module being electrically connected to the data processing module;

[0010] A power management module is electrically connected to the data processing module.

[0011] According to some embodiments of the present invention, the present invention further includes:

[0012] A USB communication module is electrically connected to the data processing module, and the USB module is used to electrically connect to a mobile terminal or a server.

[0013] According to some embodiments of the present invention, the wireless communication module includes:

[0014] A WIFI module, the WIFI module is electrically connected to the data processing module, and the WIFI module is used to receive and send WIFI signals;

[0015] The LORA module is electrically connected to the data processing module, and is used to receive and send LORA signals.

[0016] According to some embodiments of the present invention, the torque measurement module includes:

[0017] a filter circuit, wherein an input end of the filter circuit is electrically connected to the torque sensor;

[0018] An analog-to-digital conversion chip, wherein the input end of the analog-to-digital conversion chip is electrically connected to the output end of the filter circuit, and the output end of the analog-to-digital conversion chip is electrically connected to the data processing module.

[0019] According to some embodiments of the present invention, the present invention further includes:

[0020] A display module is electrically connected to the data processing module. The display module includes an IPS liquid crystal display screen. The IPS liquid crystal display screen is electrically connected to the data processing module.

[0021] According to some embodiments of the present invention, the present invention further includes:

[0022] An angle sensor is electrically connected to the data processing module.

[0023] According to some embodiments of the present invention, the present invention further includes:

[0024] A key module is electrically connected to the data processing module and is also electrically connected to the power management module.

[0025] According to some embodiments of the present invention, the present invention further includes:

[0026] An alarm module is electrically connected to the data processing module. The alarm module includes a buzzer module, which is electrically connected to the data processing module.

[0027] According to some embodiments of the present invention, the alarm module further includes:

[0028] A light emitting module is electrically connected to the data processing module.

[0029] According to some embodiments of the present invention, the present invention further includes:

[0030] A clock module is electrically connected to the data processing module.

[0031] The high-precision torque wrench hardware device with local area network function according to the embodiment of the present invention has at least the following beneficial effects:

[0032] By setting a torque measuring module for detachable electrical connection with the torque sensor, the device can obtain torque measurement data in real time, and can replace torque sensors of different ranges according to the actual torque to be measured; by setting a data processing module and electrically connecting it to the torque measuring module, the torque measurement data obtained in real time can be further amplified and filtered, and the torque measurement data can be analyzed and compared; by setting a code scanning module and electrically connecting it to the data processing module, the device can download a torque information library containing torque information of all numbered screws by scanning a QR code generated by a server, and retrieve the screw number in the torque information library by scanning the screw number, so as to accurately obtain the torque parameter information of the current screw. By embedding the code scanning module in the wrench device, there is no need to add a wireless code scanning gun (DP scanner). M barcode scanner) is used in combination to realize the scanning function, which makes the operation convenient and the process simple, and the data transmission is fast, reducing the material cost; by setting up a storage module and electrically connecting it to the data processing module, the device is allowed to store the torque information library downloaded from the server, thereby facilitating the acquisition of the current screw torque parameter information, and allowing the device to temporarily store the torque measurement data and clock information obtained in real time by the torque sensor during the screw tightening operation; by setting up a wireless communication module and electrically connecting it to the data processing module, the device is allowed to transmit the torque measurement data to the server or mobile terminal in real time through the wireless network, realizing remote transmission of data and server monitoring of the device; by setting up a power management module and electrically connecting it to the data processing module, a stable working power supply and battery power detection information are provided for the device.

[0033] Additional aspects and advantages of the present invention will be given in part in the following description and will become apparent from the following description or learned through practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0034] The above and / or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0035] Figure 1This is a schematic diagram of module connections of a high-precision torque wrench hardware device with a local area network function according to an embodiment of the present invention;

[0036] Figure 2 for Figure 1 The electrical schematic diagram of the torque measurement module of the high-precision torque wrench hardware device with local area network function is shown;

[0037] Figure 3 for Figure 1 The electrical schematic diagram of the data processing module of the high-precision torque wrench hardware device with local area network function is shown;

[0038] Figure 4 for Figure 1 The electrical schematic diagram of the code scanning module of the high-precision torque wrench hardware device with local area network function is shown;

[0039] Figure 5 for Figure 1 The electrical schematic diagram of the storage module of the high-precision torque wrench hardware device with local area network function is shown;

[0040] Figure 6 for Figure 1 The electrical schematic diagram of the wireless communication module of the high-precision torque wrench hardware device with local area network function is shown;

[0041] Figure 7 for Figure 1 The electrical schematic diagram of the USB communication module and power management module of the high-precision torque wrench hardware device with local area network function is shown;

[0042] Figure 8 for Figure 1 The electrical schematic diagram of the angle sensor of the high-precision torque wrench hardware device with local area network function is shown;

[0043] Figure 9 for Figure 1 The electrical schematic diagram of the display module of the high-precision torque wrench hardware device with local area network function is shown;

[0044] Figure 10 for Figure 1 The electrical schematic diagram of the key module of the high-precision torque wrench hardware device with local area network function is shown;

[0045] Figure 11 for Figure 1 The electrical schematic diagram of the clock module of the high-precision torque wrench hardware device with local area network function is shown;

[0046] Figure 12 for Figure 1The electrical schematic diagram of the buzzer module of the high-precision torque wrench hardware device with local area network function is shown;

[0047] Figure 13 for Figure 1 The electrical schematic diagram of the light emitting module of the high-precision torque wrench hardware device with local area network function is shown;

[0048] Torque measurement module 100, filter circuit 110, data processing module 200, code scanning module 300, storage module 400, wireless communication module 500, WiFi module 510, LoRa module 520, power management module 600, USB communication module 700, display module 800, angle sensor 900, button module 910, clock module 920, alarm module 930, buzzer module 931, and light emitting module 932. DETAILED DESCRIPTION

[0049] The following describes embodiments of the present invention in detail. Examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended only to explain the present invention and are not to be construed as limiting the present invention.

[0050] In the description of the present invention, it should be understood that descriptions involving orientations, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, they cannot be understood as limitations on the present invention.

[0051] In the description of this utility model, "several" means one or more, "many" means more than two, "greater than," "less than," and "exceed" are understood to exclude the number itself, while "above," "below," and "within" are understood to include the number itself. The use of "first" and "second" in the description is solely for the purpose of distinguishing technical features and is not to be construed as indicating or implying relative importance, implicitly specifying the number of the indicated technical features, or implicitly specifying the order of the indicated technical features.

[0052] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, and connecting should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0053] The following is combined with Figure 1-13 , a detailed description of the high-precision torque wrench hardware device with local area network function in an embodiment of the utility model is described.

[0054] Reference Figure 1 The utility model proposes a high-precision torque wrench hardware device with local area network function, including: a torque sensor, and also includes:

[0055] A torque measurement module 100, which is used to be detachably connected to the torque sensor;

[0056] The data processing module 200 is electrically connected to the torque measurement module 100;

[0057] The code scanning module 300 is electrically connected to the data processing module 200 and is used to obtain screw information;

[0058] The storage module 400 is electrically connected to the data processing module 200;

[0059] A wireless communication module 500, which is electrically connected to the data processing module 200;

[0060] The power management module 600 is electrically connected to the data processing module 200 .

[0061] Specifically, in this embodiment, the input end of the torque measurement module 100 is used to be detachably and replaceably connected to a torque sensor of different ranges according to the type of screw, and the output end of the torque measurement module 100 is electrically connected to the data processing module 200, so that the equipment can obtain torque data in real time and perform operations such as storage, calculation, analysis, and uploading; Figure 3 The data processing module 200 uses the STM32F407VET6 series chip and is electrically connected to the torque measurement module 100 through the chip pins AD7124_CS, AD7124_CLK, AD7124_MOSI, and AD7124_MOSO, so that the data processing module 200 can further amplify and filter the torque measurement data obtained in real time, and analyze and compare the torque measurement data; Figure 4 The code scanning module 300 is electrically connected to the SCAN_TX, SCAN_RX and SCAN_POWER pins of the data processing module 200, wherein the SCAN_TX and SCAN_RX pins are used to transmit the scanned identification data 200 to the data processing module, and SCAN_POWER is used to provide power to the code scanning module 300. This connection method allows the device to download the torque information library containing the torque information of all numbered screws by scanning the QR code generated by the server, and to retrieve the screw number in the torque information library by scanning the screw number, so as to accurately obtain the torque parameter information of the current screw; refer to Figure 5The storage module 400 adopts the W25Q64JVSSIQ series chip U4 and is electrically connected to the FLASH_SPI_NSS, FLASH_SPI_MISO, FLASH_SPI_SCK, and FLASH_SPI_MOSI pins of the data processing module 200. This connection method allows the device to store the torque information library downloaded from the server, facilitates the acquisition of the current screw torque parameter information, and allows the device to temporarily store the torque measurement data and clock information obtained in real time by the torque sensor during the screw tightening operation; by setting a wireless communication module 500 and electrically connecting it to the data processing module 200, the device is allowed to transmit the torque measurement data to the server or mobile terminal in real time through the wireless network, thereby realizing remote transmission of data and server monitoring of the device; refer to Figure 7 The power management module 600 includes: a power terminal CN2, a power monitoring circuit and a power supply control circuit, wherein the power terminal CN2 adopts an XH-2AW model connector for electrically connecting to an external battery, thereby providing working power for the device; the power monitoring circuit is electrically connected to the BAT_ADC pin of the data processing module 200, for providing battery power detection information to the data processing module 200; the power supply control circuit is electrically connected to the BAT_POWER pin of the data processing module 200, thereby allowing the data processing module 200 to control the power on and off of the entire device through instructions; in addition, the power management module 600 also includes a voltage regulator U12, which adopts the ME6231C33M5G series voltage regulator for electrically connecting to an external power supply, so that the external power supply provides a stable working voltage for the device.

[0062] When using the device, first install the system software on the server or mobile terminal. The system software contains a database of numbers of all types of screws and corresponding standard torque data; then connect the wireless communication module 500 of the device to the local area network of the server or mobile terminal through a wireless network; then scan the QR code generated by the server or mobile terminal through the code scanning module 300 of the device, so as to download the database to the storage module 400 of the device, or download the database installed on the server or mobile terminal to the storage module 400 of the device through the wireless network through the wireless communication module 500; then the user scans the QR code information of the screw through the code scanning module 300, so that the data processing module 200 retrieves the screw from the storage module 400 according to the QR code information. The corresponding standard torque information includes torque and angle, etc., and the corresponding torque and angle are set; then the screw tightening operation is performed. During the screw tightening process, the torque sensor measures the screw torque information in real time and transmits it to the data processing module 200 in real time via the torque measurement module 100. The data processing module 200 filters and amplifies the torque information and then transmits it to the storage module 400 for storage. It is then uploaded to the server or terminal through the wireless communication module 500, which is convenient for managers to view, realizes real-time transmission and remote monitoring of torque measurement data, and facilitates quality control and data traceability of the production process; and through the replaceable design of torque sensors with different ranges, high-precision torque measurement is achieved, ensuring the accuracy and reliability of the torque value.

[0063] Reference Figure 1 Furthermore, in some embodiments of the present invention, it also includes:

[0064] USB communication module 700, the USB communication module 700 is electrically connected to the data processing module 200, and the USB module 700 is used to electrically connect to a mobile terminal or a server.

[0065] Specifically, in this embodiment, referring to Figure 7 The USB communication module 700 includes a USB communication interface USB1. The USB communication interface USB1 uses a TYPE-C 16PIN 2MD (073) connector and is electrically connected to the USB_D- and USB_D+ pins of the data processing module 200, that is, data is transmitted to the data processing module 200 through the USB_D- and USB_D+ pins. The USB communication module 700 is used to input the wireless communication information of the device to the server or mobile terminal, including: WIFI account or LORA address, etc., thereby greatly facilitating the wireless communication connection between the device and the local area network of the server terminal, and the method of transmitting wireless network communication information through hardware connection can improve the security of wireless communication.

[0066] Reference Figure 6Furthermore, in some embodiments of the present invention, the wireless communication module 500 includes:

[0067] WIFI module 510, the WIFI module 510 is electrically connected to the data processing module 200, and the WIFI module 510 is used to receive and send WIFI signals;

[0068] LORA module 520, the LORA module 520 is electrically connected to the data processing module 200, and the LORA module 520 is used to receive and send LORA signals.

[0069] Specifically, in this embodiment, referring to Figure 6 The WIFI module 510 includes a chip U7 and is electrically connected to the WIFI_TX, WIFI_RX and WIFI_EN pins of the data processing module 200. The WIFI module 510 transmits received WIFI information to the data processing module 200 through the WIFI_TX pin and the WIFI_RX pin, such as a database containing standard torque information of all types of screws. The WIFI module 510 can also obtain data signals that the data processing module 200 needs to wirelessly transmit to the server terminal through the WIFI_TX pin and the WIFI_RX pin, and convert these signals into WIFI wireless signals through the chip U7, and wirelessly upload them to the server terminal through the local area network. The signals include: torque measurement information, clock information, etc. The LORA module 520 includes a chip U2 and is electrically connected to the LORA_RESET, LORA_WAKE, LORA_HOST_WAKE, LORA_LINK, LORA_POWER, LORA_RX, and LORA_TX pins of the data processing module 200. The LORA module 520 transmits received LORA information to the data processing module 200 through the LORA_TX and LORA_RX pins, such as a database containing standard torque information for all types of screws. The LORA module 520 can also obtain data signals that the data processing module 200 needs to transmit wirelessly to the server terminal through the LORA_TX and LORA_RX pins, and convert these signals into LORA wireless signals through the chip U2, which are wirelessly uploaded to the server terminal via the local area network. The signals include torque measurement information, clock information, etc. By adopting the dual wireless communication mode of WIFI and LORA, the stable and reliable wireless transmission and reception of data is ensured, and the failure of wireless data transmission caused by poor network signals of WIFI and LORA or disconnection of network signals is avoided, thereby ensuring the real-time and smooth wireless communication process between the device and the server terminal.

[0070] Reference Figure 2 Furthermore, in some embodiments of the present invention, the torque measurement module 100 includes:

[0071] A filter circuit 110 , wherein an input end of the filter circuit 110 is configured to be detachably electrically connected to the torque sensor;

[0072] The analog-to-digital conversion chip U3 has an input terminal electrically connected to the output terminal of the filter circuit 110 , and an output terminal of the analog-to-digital conversion chip U3 is electrically connected to the data processing module 200 .

[0073] Specifically, in this embodiment, the torque measurement module 100 includes a filter circuit 110 and an analog-to-digital conversion chip U3. The input end of the filter circuit 110 uses an XH-4AW model connector CN1, which is used to be able to be detachably electrically connected to torque sensors of different specifications according to the actual situation of the screw to be tightened. The torque measurement data analog signal of the torque sensor is obtained in real time through pins 2 and 3 of the connector CN1, and the torque measurement data analog signal is simply filtered through resistors such as R1 and R16 and several capacitors. The analog-to-digital conversion chip U3 uses the AD7124-8BCPZ series chip. The pin AIN0 of the analog-to-digital conversion chip U3 is electrically connected to the pin 2 of the connector CN1, and the pin AIN2 of the analog-to-digital conversion chip U3 is electrically connected to the pin 3 of the connector CN1. Therefore, the analog-to-digital conversion chip U3 can convert the torque measurement data analog signal into a digital signal, and further filter and amplify the signal inside the analog-to-digital conversion chip U3; the CS# pin of the analog-to-digital conversion chip U3 is electrically connected to the AD7124_CS pin of the data processing module 200. The analog-to-digital conversion chip U3 is electrically connected to the AD7124_CLK pin of the data processing module 200, the DIN pin of the analog-to-digital conversion chip U3 is electrically connected to the AD7124_MOSI pin of the data processing module 200, and the DOUT / RDY# pin of the analog-to-digital conversion chip U3 is electrically connected to the AD7124_MOSO pin of the data processing module 200. Thus, the analog-to-digital conversion chip U3 can transmit the converted digital signal of the torque measurement data to the data processing module 200 via the above pins. By providing the filter circuit 110, the analog signal output by the torque sensor can be filtered, thereby improving the quality of the acquired torque measurement data signal. The analog-to-digital conversion chip U3 uses a high-precision 24-bit ADC chip, which can accurately measure torque values ​​within a measurement range of [0,1000nm] and a measurement accuracy of 0.00nm. It can also digitize the signal output by the torque sensor, calculate the torque value, and transmit it to the data processing module 200.

[0074] Reference Figure 1 and Figure 9 Furthermore, in some embodiments of the present invention, it also includes:

[0075] The display module 800 is electrically connected to the data processing module 200 . The display module 800 includes an IPS liquid crystal display FPC1 . The IPS liquid crystal display FPC1 is electrically connected to the data processing module 200 .

[0076] Specifically, in this embodiment, referring to Figure 9 IPS LCD display FPC1 utilizes a 2.8-inch IPS LCD and is electrically connected to the LCD_ series pins of the data processing module. Display module 800 displays the current torque measurement data in real time when the IoT torque wrench is performing a screw tightening operation. Display module 800 also displays the current standard torque information obtained by code scanning module 300 during code scanning, providing a reference and guidance for screw tightening operations. Display module 300 also cooperates with power management module 600 to display information such as the current battery level.

[0077] Reference Figure 1 Furthermore, in some embodiments of the present invention, it also includes:

[0078] The angle sensor 900 is electrically connected to the data processing module 200 .

[0079] Specifically, in this embodiment, referring to Figure 8 Angle sensor 900 includes a sensor chip U6, which uses a BMI270 series angle sensor chip and is electrically connected to the BMI270_ series pins of data processing module 200. Angle sensor 900 is used to determine the number of turns a screw has been twisted during a screw-tightening operation using the IoT wrench (i.e., this device) and display this information in real time on display module 800, thereby preventing damage to the screw.

[0080] Reference Figure 1 Furthermore, in some embodiments of the present invention, it also includes:

[0081] The key module 910 is electrically connected to the data processing module 200 , and is also electrically connected to the power management module 600 .

[0082] Specifically, in this embodiment, referring to Figure 10 The key module 910 includes six buttons, each used to implement the "up, down, left, right, confirm, power on / off, and return" functions. Each button is electrically connected to a different KEY_ series pin on the data processing module 200. Key module 910 cooperates with the display module 800 to adjust the brightness of the IPS liquid crystal display FPC1 and other functions. Key module 910 is also used to modify some basic parameters with authorization from the server or mobile terminal.

[0083] Reference Figure 1 Furthermore, in some embodiments of the present invention, it also includes:

[0084] The alarm module 930 is electrically connected to the data processing module 200 . The alarm module 930 includes a buzzer module 931 . The buzzer module 931 is electrically connected to the data processing module 200 .

[0085] Specifically, in this embodiment, referring to Figure 12 Alarm module 930 includes a buzzer module 931, which includes a buzzer BUZZER1 and is electrically connected to the BUZZ and BEER pins of data processing module 200. Alarm module 930 is configured to automatically issue warning buzzers and prompts based on the torque range and operating specifications preset within data processing module 200, thereby guiding the operator to perform correct operations. When the IoT torque wrench is performing a screw tightening operation, if the torque measurement data measured in real time by the torque measurement module 100 approaches or exceeds the upper limit, the wrench will issue an audible prompt through buzzer module 931.

[0086] Reference Figure 1 Furthermore, in some embodiments of the present invention, the alarm module 930 further includes:

[0087] The light emitting module 932 is electrically connected to the data processing module 200 .

[0088] Specifically, in this embodiment, referring to Figure 13 Alarm module 930 includes a light module 932. Light module 931 includes four groups of LED lights: LED1, LED2, LED3, and LED4. Each group of LED lights includes three light-emitting diodes, and the groups are electrically connected to the RED_POWER, GREEN_POWER, and YELLOW_POWER pins of data processing module 200. This allows the system to emit red, green, and yellow lights according to different instructions from data processing module 200, indicating different system states. By providing light module 932, alarm module 930 can automatically emit light prompts based on the torque range and operating specifications preset within data processing module 200, thereby guiding the operator to perform correct operations. When the IoT torque wrench is performing a screw tightening operation, if the torque measurement data measured in real time by the torque measurement module 100 approaches or exceeds the upper limit, the wrench will emit a light prompt through light module 931.

[0089] Reference Figure 1 Furthermore, in some embodiments of the present invention, it also includes:

[0090] The clock module 920 is electrically connected to the data processing module 200 .

[0091] Specifically, in this embodiment, referring to Figure 11 Clock module 920 includes a clock chip U8, which uses the DS1302ZM / TR series chip and is electrically connected to the DS1302ZM_SCLK, DS1302ZM_I / O, and DS1302ZM_RST pins of the data processing module. Clock module 920 is used to record the time the IoT torque wrench performs screw tightening operations and the time the alarm module 930 activates an alarm. These times are then transmitted to data processing module 200, where they are matched with corresponding torque measurement data. This data is then packaged and transmitted to storage module 400 for storage. When data needs to be uploaded to a server terminal, this time data, along with the corresponding torque measurement data packets, is transmitted to the server terminal via wireless communication module 500 via a wireless network, thereby enabling the server to monitor the device's data.

[0092] The embodiments of the present invention are described in detail above with reference to the accompanying drawings. However, the present invention is not limited to the above embodiments. Various changes can be made within the scope of knowledge possessed by ordinary technicians in the technical field without departing from the spirit of the present invention.

Claims

1. A high-precision torque wrench hardware device with local area network function, characterized in that: include: Torque sensor; a torque measurement module, the torque measurement module being detachably connected to the torque sensor; a data processing module, the data processing module being electrically connected to the torque measurement module; A code scanning module, the code scanning module is electrically connected to the data processing module, and the code scanning module is used to obtain screw information; a storage module, the storage module being electrically connected to the data processing module; a wireless communication module, the wireless communication module being electrically connected to the data processing module; A power management module is electrically connected to the data processing module.

2. The high-precision torque wrench hardware device with local area network function according to claim 1, characterized in that: Also includes: A USB communication module is electrically connected to the data processing module and is used to electrically connect to a mobile terminal or a server.

3. The high-precision torque wrench hardware device with local area network function according to claim 1, characterized in that: The wireless communication module includes: A WIFI module, the WIFI module is electrically connected to the data processing module, and the WIFI module is used to receive and send WIFI signals; The LORA module is electrically connected to the data processing module, and is used to receive and send LORA signals.

4. The high-precision torque wrench hardware device with local area network function according to claim 1, characterized in that: The torque measurement module includes: a filter circuit, wherein an input end of the filter circuit is configured to be detachably electrically connected to the torque sensor; An analog-to-digital conversion chip, wherein the input end of the analog-to-digital conversion chip is electrically connected to the output end of the filter circuit, and the output end of the analog-to-digital conversion chip is electrically connected to the data processing module.

5. The high-precision torque wrench hardware device with local area network function according to claim 1, characterized in that: Also includes: A display module is electrically connected to the data processing module. The display module includes an IPS liquid crystal display screen. The IPS liquid crystal display screen is electrically connected to the data processing module.

6. The high-precision torque wrench hardware device with local area network function according to claim 5, characterized in that: Also includes: An angle sensor is electrically connected to the data processing module.

7. The high-precision torque wrench hardware device with local area network function according to claim 5, characterized in that: Also includes: A key module is electrically connected to the data processing module and is also electrically connected to the power management module.

8. The high-precision torque wrench hardware device with local area network function according to claim 1, characterized in that: Also includes: An alarm module is electrically connected to the data processing module. The alarm module includes a buzzer module, which is electrically connected to the data processing module.

9. The high-precision torque wrench hardware device with local area network function according to claim 8, characterized in that: The alarm module also includes: A light emitting module is electrically connected to the data processing module.

10. The high-precision torque wrench hardware device with local area network function according to claim 8, characterized in that: Also includes: A clock module is electrically connected to the data processing module.

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