Intelligent motor driving control panel

Abstract

The utility model provides an intelligent motor driving control board, which solves the problems of automatic control of a servo motor and the like, and comprises a control mainboard, the control mainboard is provided with a power supply network circuit connected with an external input unit, the control mainboard is provided with an MCU module U1, the MCU module is connected with a signal input unit and a communication unit, and the MCU module U1 is connected with an output unit. And a GD32F303RCT6 model is selected as the MCU module U1. The control system has the advantages of good control effect, stable operation and the like.

Description

Technical Field

[0001] This utility model belongs to the field of motor control technology, specifically relating to an intelligent motor drive control board. Background Technology

[0002] A motor control board is an intelligent circuit board used to manage and control the operation of motors. Depending on the motor type, such as DC motors, stepper motors, or AC motors, different drive technologies and circuit designs are employed. Common components include motor driver chips, power amplifiers, and MOSFET drivers. Their function is to amplify and convert signals from the microcontroller to drive the motor. They typically have multiple serial communication interfaces (such as UART, SPI, I2C), Ethernet interfaces, or wireless communication interfaces (such as Wi-Fi, Bluetooth), primarily used for communicating with external systems, receiving external commands, or sending motor status information and diagnostic data. However, in practical applications, existing motor control boards have low levels of automation control and lack effective internal programming control methods, failing to meet the complex drive control requirements of servo motors.

[0003] To address the shortcomings of existing technologies, people have conducted long-term explorations and proposed various solutions. For example, Chinese patent literature discloses an amphibious vehicle controller based on an MCU+FPGA architecture [202322415515.5], which includes a power supply, a core board, and an output board. The output board and the core board are connected by a flexible flat cable crimped with a buckle connector. The main control unit of the core board is implemented using an MCU and an FPGA, and the MCU and FPGA interact with each other via the XMC bus.

[0004] The above solution has solved the problem of data storage for motor control to some extent, but it still has many shortcomings, such as the lack of effective internal programming methods and the inconvenience of servo motor automation control. Summary of the Invention

[0005] The purpose of this invention is to address the above-mentioned problems by providing a reasonably designed intelligent motor drive control board that facilitates the automated control of servo motors.

[0006] To achieve the above objectives, the present invention adopts the following technical solution: an intelligent motor drive control board, including a control motherboard, the control motherboard having a power network circuit connected to an external input unit, the control motherboard having an MCU module U1, the MCU module being connected to a signal input unit and a communication unit, the MCU module U1 being connected to an output unit, and the MCU module U1 being a GD32F303RCT6 model.

[0007] In the aforementioned intelligent motor drive control board, the MCU module U1 is connected to a crystal oscillator X2 and an interface H1.

[0008] In the above-mentioned intelligent motor drive control board, the power supply network circuit comprises a step-down voltage regulator U2 of TPS54360BDDAR type, and the step-down voltage regulator U2 is connected with an interface P2 and a linear voltage regulator LDO1 of CJ7805 type.

[0009] In the above-mentioned intelligent motor drive control board, the power supply network circuit comprises a step-down voltage regulator U2 of TPS54360BDDAR type, and the step-down voltage regulator U2 is connected with an interface P2 and a linear voltage regulator LDO1 of CJ7805 type.

[0010] In the above-mentioned intelligent motor drive control board, the communication unit comprises an isolation transceiver U3 of ISO3082DWR type, and the isolation transceiver U3 is connected with a gas discharge tube TV1 of 4532-091-LF type, and the communication unit is equipped with a wire-to-board header U17 of ZX-XH2.54-3PZZ type.

[0011] In the above-mentioned intelligent motor drive control board, the output unit comprises transistor output optocouplers U8 and U9 of EL357N type, the transistor output optocoupler U8 is connected with a single-pole double-throw contact power relay RELAY2 of SRD-12VDC-SL-C type through a transistor Q2 of SS8050 type, and the transistor output optocoupler U9 is connected with a single-pole double-throw contact power relay RELAY3 of SRD-12VDC-SL-C type through a transistor Q1 of SS8050 type; and the output unit is equipped with a terminal block P1 of WJ500V-5.08-2P type.

[0012] In the above-mentioned intelligent motor drive control board, the output unit comprises a transistor output optocoupler U23 of EL357N type, the transistor output optocoupler U23 is connected with a transistor Q7 of SS8050 type, and the transistor output optocoupler U23 is equipped with a wire-to-board header U24 of WAFER-XH2.54-6PZZ type.

[0013] In the above-mentioned intelligent motor drive control board, the signal input unit comprises transistor output optocouplers U13 and U14 of EL357N type, the transistor output optocoupler U13 is connected with a transistor Q5 of SS8050 type, and the transistor output optocoupler U14 is connected with a transistor Q6 of SS8050 type.

[0014] In the above-mentioned intelligent motor drive control board, the control mainboard comprises a transistor output optocoupler U11 of EL357N type, and the transistor output optocoupler U11 is connected with a transistor Q3 of SS8050 type.

[0015] In the intelligent motor drive control board, the control mainboard has a busbar U22 of PM254-1-05-Z-8.5 model.

[0016] Compared with the prior art, the advantages of the utility model lie in: adopting the MCU module of GD32F303RCT6 model, internal programming and online control are carried out through the signal input unit and the communication unit, guaranteeing the servo motor motion control precision; supporting various communication controls, guaranteeing the communication signal stability, flexibly switching the control mode according to actual needs; the power network circuit has the isolation and non-isolation DC-DC unit, and cooperates the linear voltage stabilizer to guarantee the power supply stability. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the structure schematic view of the MCU module of the utility model;

[0018] Figure 2 It is the structure schematic view of the power network circuit of the utility model;

[0019] Figure 3 It is the structure schematic view of the communication unit of the utility model;

[0020] Figure 4 It is the structure schematic view of the output unit of the utility model;

[0021] Figure 5 It is another structure schematic view of the output unit of the utility model;

[0022] Figure 6 It is the structure schematic view of the signal input unit of the utility model;

[0023] Figure 7 It is another structure schematic view of the communication unit of the utility model. DETAILED DESCRIPTION

[0024] The utility model will be further explained in detail in combination with the drawings and specific embodiment.

[0025] As Figures 1-7As shown, an intelligent motor drive control board, including a control mainboard, the control mainboard has a power network circuit connected with external input unit, the power network circuit has a non-isolated DC-DC unit and an isolated DC-DC unit, which are connected through a linear voltage regulator. The control mainboard has a MCU module U1, which is connected with a signal input unit and a communication unit, and the MCU module U1 is connected with an output unit, and the MCU module U1 selects GD32F303RCT6 model. The signal input unit includes Hall input and travel switch input, the communication unit includes a plurality of communication protocols including 485 communication and 232 communication, and the output unit has 48V relay output and running indicator.

[0026] Specifically, the MCU module U1 is connected with a crystal oscillator X2 and an interface H1. The frequency of the crystal oscillator X2 is 8MHz, which is filtered by a plurality of parallel grounding resistors, and is equipped with a diode LDE9 to indicate its working state.

[0027] In-depth, the power network circuit includes a step-down voltage regulator U2 of TPS54360BDDAR model, the step-down voltage regulator U2 is connected with an interface P2 and a linear voltage regulator LDO1 of CJ7805 model. A plurality of capacitors and a static and surge protection element D5 of SMAJ60CA model are connected in parallel between the step-down voltage regulator U2 and the interface P2 to form a voltage protection circuit. The step-down voltage regulator U2 and the linear voltage regulator LDO1 are also provided with corresponding voltage protection circuits.

[0028] Further, the power network circuit has an isolation power module U5 of B0505S-1WR3 model, and the isolation power module U5 is connected with a linear voltage regulator U6 of AMS1117-3.3 model. The isolation power module U5 realizes DC-DC isolation, improves the safety and stability of the circuit, and the connected linear voltage regulator U6 has built-in overcurrent and overheat protection circuits, which can automatically limit the current size or close to ensure the safety of the circuit.

[0029] Further, the communication unit includes an isolation transceiver U3 of ISO3082DWR model, the isolation transceiver U3 is connected with a gas discharge tube TV1 of 4532-091-LF model, and the communication unit is equipped with a wire-to-board pin holder U17 of ZX-XH2.54-3PZZ model. The isolation transceiver U3 supports a data rate of up to 10Mbps, which can meet the requirements of high-speed digital signal transmission, and has four independent isolation channels, which can independently transmit digital signals, increasing the flexibility of signal transmission.

[0030] In addition, the output unit comprises transistor output optocoupler U8 of EL357N type, which has multiple current output gears, transistor output optocoupler U8 is connected with single-pole double-throw contact power relay RELAY2 of SRD-12VDC-SL-C type through transistor Q2 of SS8050 type, transistor output optocoupler U9 is connected with single-pole double-throw contact power relay RELAY3 of SRD-12VDC-SL-C type through transistor Q1 of SS8050 type; the output unit is equipped with wiring terminal P1 of WJ500V-5.08-2P type. Transistor output optocoupler U8 and U9 can effectively isolate input and output signals, prevent electrical interference and fault propagation, and the current transmission ratio of different gears can meet the requirements of signal amplification and transmission in different application scenarios.

[0031] Meanwhile, the output unit comprises transistor output optocoupler U23 of EL357N type, which is connected with transistor Q7 of SS8050 type, and is equipped with wire-to-board header U24 of WAFER-XH2.54-6PZZ type. The output unit is mainly used for LED indication, and specifically indicates the output state of the motor.

[0032] As can be seen, the signal input unit comprises transistor output optocouplers U13 and U14 of EL357N type, transistor output optocoupler U13 is connected with transistor Q5 of SS8050 type, and transistor output optocoupler U14 is connected with transistor Q6 of SS8050 type.

[0033] Obviously, the control mainboard has transistor output optocoupler U11 of EL357N type, which is connected with transistor Q3 of SS8050 type. The transistor output optocoupler U11 is usually connected with external sensing elements, so as to realize feedback regulation control.

[0034] Preferably, the control mainboard has a busbar U22 of PM254-1-05-Z-8.5 type. The busbar U22 is used for external wiring, realizing signal transmission and power supply of the circuit board and components such as motors.

[0035] In summary, the principle of the embodiment is that the MCU module U1 of GD32F303RCT6 type is equipped with a signal input unit and a communication unit for internal programming, and the external servo motor is controlled to operate through the output unit, so as to realize timing start and stop and power control of the servo motor, and ensure the operation accuracy.

[0036] The specific embodiments described herein are merely illustrative of the spirit of the present application. Those skilled in the art of the present application can make various modifications or supplements to the described specific embodiments or use similar ways to replace them, but will not deviate from the spirit of the present application or exceed the scope defined by the appended claims.

[0037] Although the terms such as control mainboard, power supply network circuit, signal input unit, communication unit are used more frequently herein, the possibility of using other terms is not excluded. The use of these terms is only for more convenient description and explanation of the essence of the present application; any kind of additional limitation by interpreting them is contrary to the spirit of the present application.

Claims

1. An intelligent motor drive control board comprising a control main board having a power supply network circuit connected to an external input unit, characterized by, The control mainboard has an MCU module U1, the MCU module is connected with a signal input unit and a communication unit, the MCU module U1 is connected with an output unit, and the MCU module U1 selects a GD32F303RCT6 model.

2. The intelligent motor drive control board of claim 1, wherein, The MCU module U1 is connected with a crystal oscillator X2 and an interface H1.

3. The intelligent motor drive control board of claim 1, wherein, The power supply network circuit comprises a step-down voltage stabilizer U2 in a TPS54360BDDAR model, the step-down voltage stabilizer U2 is connected with an interface P2 and a linear voltage stabilizer LDO1 in a CJ7805 model.

4. The intelligent motor drive control board of claim 1, wherein, The power supply network circuit has an isolation power supply module U5 in a B0505S-1WR3 model, and the isolation power supply module U5 is connected with a linear voltage stabilizer U6 in an AMS1117-3.3 model.

5. The intelligent motor drive control board of claim 1, wherein, The communication unit comprises an isolation transceiver U3 in an ISO3082DWR model, the isolation transceiver U3 is connected with a gas discharge tube TV1 in a 4532-091-LF model, and the communication unit is equipped with a wire-to-board pin holder U17 in a ZX-XH2.54-3PZZ model.

6. The intelligent motor drive control board of claim 1, wherein, The output unit comprises transistor output optocouplers U8 and U9 in an EL357N model, the transistor output optocoupler U8 is connected with a single-pole double-throw contact power relay RELAY2 in an SRD-12VDC-SL-C model through a transistor Q2 in an SS8050 model, the transistor output optocoupler U9 is connected with a single-pole double-throw contact power relay RELAY3 in an SRD-12VDC-SL-C model through a transistor Q1 in an SS8050 model, and the output unit is equipped with a wiring terminal P1 in a WJ500V-5.08-2P model.

7. The intelligent motor drive control board of claim 1, wherein, The output unit comprises a transistor output optocoupler U23 in an EL357N model, the transistor output optocoupler U23 is connected with a transistor Q7 in an SS8050 model, and the transistor output optocoupler U23 is equipped with a wire-to-board pin holder U24 in a WAFER-XH2.54-6PZZ model.

8. The intelligent motor drive control board of claim 1, wherein, The signal input unit comprises transistor output optocouplers U13 and U14 in an EL357N model, the transistor output optocoupler U13 is connected with a transistor Q5 in an SS8050 model, and the transistor output optocoupler U14 is connected with a transistor Q6 in an SS8050 model.

9. The intelligent motor drive control board of claim 1, wherein, The control mainboard has a transistor output optocoupler U11 in an EL357N model, and the transistor output optocoupler U11 is connected with a transistor Q3 in an SS8050 model.

10. The intelligent motor drive control board of claim 1, wherein, The control mainboard has a row of female connectors U22 in a PM254-1-05-Z-8.5 model.

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