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CN-224203605-U - Display module circuit of capper

CN224203605UCN 224203605 UCN224203605 UCN 224203605UCN-224203605-U

Abstract

The utility model discloses a display module circuit of a sealing machine, which comprises a power panel communication module, an LED driving module, a buzzer module, a key driving module and an LED display module; according to the LED display device, the power panel communication module, the LED driving module, the buzzer module, the key driving module and the LED display module are organically combined, the connection relation among the modules is clear, the whole structure is simple, the difficulty in production and installation is greatly reduced, the later maintenance and repair are convenient, and the labor and material cost is saved. The LED driving module can stably provide driving signals for the LED display module and the key driving module, so that the stability of LED display is ensured, the problems of display flickering, uneven brightness and the like are avoided, meanwhile, the response speed of key driving is improved, and the user operation can be timely and accurately identified and executed.

Inventors

  • HU LEILEI
  • HU DONG

Assignees

  • 宁波市舜力衡电子有限公司

Dates

Publication Date
20260505
Application Date
20250715

Claims (6)

  1. 1. The display module circuit of the sealing machine is characterized by comprising a power panel communication module, an LED driving module, a buzzer module, a key driving module and an LED display module; The power panel communication module, the key driving module and the LED display module are electrically connected with the LED driving module, and the power panel communication module is electrically connected with the buzzer module; The LED driving module comprises a chip IC1, wherein the chip IC1 comprises a COM1 pin, a CLK pin, a DAT pin, a GND pin, a COM2 pin, a COM3 pin, a COM4 pin, a SEG1 pin, a SEG2 pin, a VCC pin, a SEG3 pin, a SEG4 pin, a SEG5 pin, a SEG6 pin, a SEG7 pin and a SEG8 pin.
  2. 2. The display module circuit of claim 1, wherein the power panel communication module comprises a chip CN1, a 1 pin of the chip CN1 is grounded, a 2 pin of the chip CN1 is connected with a 5V power supply, a 3 pin of the chip CN1 is connected with one end of a resistor R7, the other end of the resistor R7 is connected with a DAT pin, a 4 pin of the chip CN1 is connected with one end of a resistor R8, the other end of the resistor R8 is connected with a CLK pin, the buzzer module comprises a buzzer BUZ, one end of the buzzer BUZ is connected with one end of a capacitor C5, and the other end of the capacitor C5 is connected with the 5 pin of the chip CN 1.
  3. 3. The display module circuit of claim 2, wherein the resistance of the resistor R7 and the resistance of the resistor R8 are both 100deg.C, the capacitance of the capacitor C5 is 0.1 μF, and the withstand voltage is 50V.
  4. 4. The display module circuit of a sealing machine according to claim 1, wherein the key driving module comprises a switch SW1, a switch SW2, a switch SW3, a switch SW4, a switch SW5 and a switch SW6, one end of the switch SW1 is connected with a SEG5 pin, the other end of the switch SW1 is connected with one end of a resistor R1, the other end of the resistor R1 is connected with a COM1 pin, one end of the switch SW2 is connected with a SEG7 pin, the other end of the switch SW2 is connected with one end of a resistor R2, the other end of the resistor R2 is connected with a COM1 pin, one end of the switch SW3 is connected with a SEG8 pin, the other end of the switch SW3 is connected with one end of a resistor R3, the other end of the resistor R3 is connected with a COM1 pin, one end of the switch SW4 is connected with one end of a resistor R4, the other end of the resistor R4 is connected with a COM4 pin, one end of the switch SW5 is connected with a COM 6 pin, the other end of the switch SW5 is connected with a resistor R6, and the other end of the resistor R6 is connected with the other end of the resistor R6.
  5. 5. The display module circuit of the sealing machine according to claim 1, wherein the LED display module comprises an LED1, an LED2, an LED3, an LED4, an LED5, an LED6 and an LED7, wherein the anode of the LED1 is connected with a SEG5 pin, the anode of the LED2 is connected with a SEG6 pin, the anode of the LED3 is connected with a SEG7 pin, the anode of the LED4 is connected with a SEG8 pin, the cathode of the LED1, the cathode of the LED2, the cathode of the LED3 and the cathode of the LED4 are connected with a COM2 pin, the anode of the LED5 is connected with the SEG2 pin, the anode of the LED6 is connected with the SEG3 pin, the anode of the LED7 is connected with the SEG8 pin, and the cathode of the LED5, the cathode of the LED6 and the cathode of the LED7 are connected with the COM3 pin.
  6. 6. The circuit of claim 1, wherein the VCC pin of the LED driving module is connected with two capacitors C1 and C2 arranged in parallel, and the type of the chip IC1 is TM1650.

Description

Display module circuit of capper Technical Field The utility model relates to the technical field of display module circuits, in particular to a display module circuit of a sealing machine. Background In sealing machine equipment, a display module circuit plays a vital role, and is responsible for presenting information such as the working state, parameter setting and the like of the sealing machine to a user through a display device, and simultaneously receiving a key operation instruction of the user to realize man-machine interaction. At present, the existing display module circuit of the sealing machine in the market has a plurality of defects. Firstly, the circuit structure is complex, the connection mode between each functional module is complex, the time consumption of the production and installation process is long, the later maintenance difficulty is high, and the production cost and the maintenance cost are increased. Secondly, the driving stability of part of the display module circuit is poor, and the problems of LED display flickering, uneven brightness, even display errors and the like easily occur in the using process, so that the accurate judgment of a user on the working state of the sealing machine is affected. Moreover, the key driving response is not sensitive enough, and after a user operates the key, the circuit cannot timely feed back and execute corresponding instructions, so that the convenience of operation is reduced. In addition, the communication between the power panel and each module is not stable enough, and is easy to be interfered by the outside, so that data transmission errors are caused, and the normal operation of the whole display module is further affected. In addition, the buzzer is used as an alarm prompting device, in the existing partial circuit, the working state is not stable enough, sometimes, the buzzer cannot timely give out alarm sounds, users cannot be timely reminded when the sealing machine has abnormal conditions, and certain potential safety hazards exist. Therefore, the development of the display module circuit of the sealing machine, which has the advantages of simple structure, stable driving, sensitive key response, reliable communication and timely alarm, has important practical significance. Disclosure of utility model The present utility model is directed to a display module circuit of a sealing machine, so as to solve the problems set forth in the background art. In order to achieve the purpose, the utility model provides the technical scheme that the display module circuit of the sealing machine comprises a power panel communication module, an LED driving module, a buzzer module, a key driving module and an LED display module; The power panel communication module, the key driving module and the LED display module are electrically connected with the LED driving module, and the power panel communication module is electrically connected with the buzzer module; The LED driving module comprises a chip IC1, wherein the chip IC1 comprises a COM1 pin, a CLK pin, a DAT pin, a GND pin, a COM2 pin, a COM3 pin, a COM4 pin, a SEG1 pin, a SEG2 pin, a VCC pin, a SEG3 pin, a SEG4 pin, a SEG5 pin, a SEG6 pin, a SEG7 pin and a SEG8 pin. Preferably, the power panel communication module comprises a chip CN1, a 1 pin of the chip CN1 is grounded, a 2 pin of the chip CN1 is connected with a 5V power supply, a3 pin of the chip CN1 is connected with one end of a resistor R7, the other end of the resistor R7 is connected with a DAT pin, a 4 pin of the chip CN1 is connected with one end of a resistor R8, the other end of the resistor R8 is connected with a CLK pin, the buzzer module comprises a buzzer BUZ, one end of the buzzer BUZ is connected with one end of a capacitor C5, and the other end of the capacitor C5 is connected with the 5 pin of the chip CN 1. Preferably, the resistances of the resistor R7 and the resistor R8 are both 100deg.OMEGA, and the capacity of the capacitor C5 is 0.1 μF and withstand voltage is 50V. Preferably, the key driving module comprises a switch SW1, a switch SW2, a switch SW3, a switch SW4, a switch SW5 and a switch SW6, wherein one end of the switch SW1 is connected with a SEG5 pin, the other end of the switch SW1 is connected with one end of a resistor R1, the other end of the resistor R1 is connected with a COM1 pin, one end of the switch SW2 is connected with a SEG7 pin, the other end of the switch SW2 is connected with one end of a resistor R2, the other end of the resistor R2 is connected with a COM1 pin, one end of the switch SW3 is connected with a SEG8 pin, the other end of the switch SW3 is connected with one end of a resistor R3, the other end of the resistor R3 is connected with a COM1 pin, one end of the switch SW4 is connected with a COM4 pin, one end of the switch SW5 is connected with a SEG4 pin, the other end of the switch SW5 is connected with a COM 6 pin, and the other end of the switch SW6 is connected with the resistor