阅读说明：本技术 电机控制板装置 (Motor control panel device ) 是由 许卫春 曾理 魏海洋 孙飞 朱元生 贾振宏 张国秀 高阳 孙家振 于 2019-11-12 设计创作，主要内容包括：本发明涉及电机控制技术领域，尤其是涉及一种医疗器械电机控制板装置。本发明提供的一种电机控制板装置，在电机控制板上进行了硬件的合理布局，通过硬件驱动层、电机控制应用程序编程接口设计层和应用层这三层逻辑层在电机控制板上的线路通信得以实现。所述电机控制板装置支持最多六通道双相步进电机运行，内部运用T型加减速控制机制，驱动模式支持整步、半步和细分。本发明简单新颖，模块化设计尺寸小，节约空间，便于仪器的小型化制造，且支持多种驱动模块和驱动模式，应用场景适应能力和扩展兼容性更强。(The invention relates to the technical field of motor control, in particular to a motor control panel device of a medical instrument. The motor control panel device provided by the invention has the advantages that the reasonable layout of hardware is carried out on the motor control panel, and the circuit communication of three logic layers, namely a hardware driving layer, a motor control application program programming interface design layer and an application layer, on the motor control panel is realized. The motor control panel device supports the operation of a six-channel two-phase stepping motor at most, a T-shaped acceleration and deceleration control mechanism is applied inside the motor control panel device, and a driving mode supports whole step, half step and subdivision. The invention has the advantages of simplicity, novelty, small modular design size, space saving, convenience for miniaturized manufacture of instruments, support of various driving modules and driving modes, and stronger application scene adaptability and expansion compatibility.)

1. A motor control panel apparatus, comprising: the system comprises a hardware driving layer, a motor control application programming interface design layer and an application layer;

the hardware driving layer is positioned at the bottom layer of the system and comprises a central processing unit, a module platform and an interface set;

the module platform comprises a pump control module, a driving module, a sensor module and a controller local area network module;

the interface assembly comprises a pump valve control interface, a liquid level detection and serial port transparent transmission interface, a sensor interface, a controller local area network interface, an encoder interface, an SPI/I2C interface, an input/output interface and a power supply interface;

the motor control application programming interface design layer is positioned in the system middle layer and comprises a stepping motor operation high-level application programming interface layer and a hardware abstraction layer;

the application layer is positioned at the top layer of the system and comprises a main application module, a motor management module, a connection validity module and other compatible modules.

2. The motor control board device of claim 1, wherein the number of the driving modules is 6, the position of the driving modules can be adjusted at will, and 1 stepping motor interface is connected behind each driving module.

3. The motor control board apparatus of claim 1, wherein the pump valve control interface is a 24V pump valve control interface, each interface controlling a 4-way pump or valve.

4. The motor control board apparatus of claim 1, wherein the liquid level detection and serial pass-through interface supports 2-way signals.

5. The motor control board apparatus of claim 1, wherein each of said sensor interfaces 3 sensors.

6. The motor control board apparatus of claim 1, wherein the controller area network interface supports 2-way controller area network 1 signals.

7. The motor control board apparatus of claim 1, wherein each of the encoder interfaces supports a 2-way timer to capture an encoder count pulse input signal.

8. The motor control board apparatus of claim 1, wherein the SPI/I2C interface 125 supports SPI1, SPI4 and I2C2, I2C3 interface signals.

9. The motor control board apparatus of claim 1, wherein the hardware abstraction layer comprises a motor drive hardware abstraction layer and other compatible drive hardware abstraction layers.

10. The motor control board apparatus of claim 1, wherein the connection between the stepper motor running high-level application programming interface layer and the hardware abstraction layer employs a T-type acceleration and deceleration control mechanism.

Technical Field

The invention relates to the technical field of motor control, in particular to a motor control panel device of a medical instrument.

Background

The motor control board is an indispensable component in the instrument equipment, and the system is the centralized embodiment of the working mode of the motor control board. However, most of the existing motor control panel devices are complex in design, small in hardware size, low in space utilization rate, too single in supported driving working mode and poor in expansion compatibility.

Disclosure of Invention

The invention aims to provide a motor control panel device, which can effectively solve the problems of complex design and poor expansion compatibility of the traditional motor control panel.

The invention provides a motor control panel device, comprising: the system comprises a hardware driving layer, a motor control application program programming interface design layer and an application layer.

The hardware driving layer is positioned at the bottom layer of the system and comprises a central processing unit, a module platform and an interface set and is responsible for a hardware interface and other driving parts related to compatible functions. The module platform comprises a pump valve control module, driving modules, a sensor module and a controller local area network module, the number of the driving modules can be six, the position can be adjusted at will, and 1 stepping motor interface is connected behind each driving module. The interface assembly comprises a pump valve control interface, a liquid level detection and serial port transparent transmission interface, a sensor interface, a controller local area network interface, an encoder interface, an SPI/I2C interface, an input/output interface and a power supply interface.

The motor control application programming interface design layer is positioned in the system middle layer and comprises a stepping motor operation high-level application programming interface layer and a hardware abstraction layer and is responsible for a T-shaped acceleration and deceleration motor control mechanism and function design of a related control application programming interface. The hardware abstraction layer comprises a motor drive hardware abstraction layer and other compatible drive hardware abstraction layers.

The application layer is positioned at the top layer of the system, comprises a main application module, a motor management module, a connection validity module and other compatible modules, is responsible for development of functional services, and supports plug-in extension.

The motor control panel device provided by the invention has the advantages that the reasonable layout of hardware is carried out on the motor control panel, and the circuit communication of three logic layers, namely a hardware driving layer, a motor control application program programming interface design layer and an application layer, on the motor control panel is realized. The motor control panel device supports the operation of a six-channel two-phase stepping motor at most, a T-shaped acceleration and deceleration control mechanism is applied inside the motor control panel device, and a driving mode supports whole step, half step and subdivision. The invention has the advantages of simplicity, novelty, small modular design size, space saving, convenience for miniaturized manufacture of instruments, support of various driving modules and driving modes, and stronger application scene adaptability and expansion compatibility.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are embodiments of the present invention, and it is obvious for those skilled in the art to obtain other compatible drawings without creative efforts.

Fig. 1 is a schematic diagram of a frame of a motor control board apparatus according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a hardware structure of a motor control board according to an embodiment of the present invention.

Icon: 1-hardware driver layer; 10-a central processing unit; 100-a generic interface; 11-a modular platform; 110-pump valve control module; 111-a drive module; 112-a sensor module; 113-controller area network module; 12-interface set; 120-pump valve control interface; 121-liquid level detection and serial port transparent transmission interface; 122-a sensor interface; 123-controller area network interface; 124-encoder interface; 125-SPI/I2C interface; 126-input/output interface; 127-a power interface; 2-a motor control application programming interface design layer; 20-the stepper motor runs the advanced application programming interface layer; 21-a hardware abstraction layer; 210-a motor drive hardware abstraction layer; 211 — other compatible drive hardware abstraction layer; a control mechanism of a 22-T type acceleration and deceleration motor; 3-application layer; 30-a master application module; 31-a motor management module; 32-a connection validity module; 33-other compatible modules; 34-an insert; 35-callback mechanism.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only one embodiment of the present invention, and not all embodiments. All other compatible embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative efforts shall fall within the protection scope of the present invention.

As shown in fig. 1, the present invention provides a motor control board apparatus, including: a hardware driving layer 1, a motor control application programming interface design layer 2 and an application layer 3.

As shown in fig. 1 and fig. 2, the hardware driver layer 1 is located at a system bottom layer, and includes: a central processor 10, a module platform 11 and an interface set 12. The hardware driver layer 1 is responsible for hardware interfaces and other compatible function related drivers.

Wherein, the module platform 11 includes: a pump valve control module 110, a drive module 111, a sensor module 112, and a controller area network module 113. Each module communicates with the central processing unit 10 via a corresponding interface in the interface set 12. The number of the driving modules 111 is 6, the positions of the driving modules can be adjusted at will, and 1 stepping motor interface is connected behind each driving module.

The interface set 12 includes: pump valve control interface 120, liquid level detection and serial transparent transmission interface 121, sensor interface 122, controller area network interface 123, encoder interface 124, SPI/I2C interface 125, input/output interface 126, and power supply interface 127.

The pump valve control interface 120 is a 24V pump valve control interface, and each interface controls 4 pumps or valves.

The liquid level detection and serial port transparent transmission interface 121 supports 2 paths of signals, and the liquid level detection function of the motor control panel device can be realized.

Each of the sensor interfaces 122 interfaces with 3 sensors.

The controller area network interface 123 supports 2-way controller area network 1 signals.

Each of the encoder interfaces 124 supports a 2-way timer to capture the encoder count pulse input signal.

The SPI/I2C interface 125 supports SPI1, SPI4 and I2C2, I2C3 interface signals.

The input/output interface 126 supports 4 output signals.

The power interface 127 is a 24V power input for supplying power to the system and the load.

The pump valve control interface 120, the sensor interface 122, and the controller area network interface 123 correspond to the pump valve control module 110, the sensor module 112, and the controller area network module 113 shown in fig. 1, respectively, one to one, and implement communication with the central processing unit 10.

As shown in fig. 1, the motor control board apparatus provided in the present invention, where the motor control application programming interface design layer 2 is located in a system middle layer, includes: the stepper motor runs a high level application programming interface layer 20 and a hardware abstraction layer 21. The motor control application programming interface design layer 2 realizes the communication between the high-level application programming interface layer 20 and the hardware abstraction layer 21 when the stepping motor runs through the T-shaped acceleration and deceleration motor control mechanism 22, and is responsible for the function design of the related control application programming interface.

The hardware abstraction layer 21 includes: a motor drive hardware abstraction layer 210 and other compatible drive hardware abstraction layers 211.

As shown in fig. 1, the motor control board apparatus provided in the present invention, where the application layer 3 is located at a top layer of a system, includes: a main application module 30, a motor management module 31, a connection validity module 32 and other compatible modules 33. The application layer 3 is responsible for the development of functional services and implements compatible extension of the plug-in 34 to the host application module 30 through a callback mechanism.

The motor control panel device provided by the invention has the advantages that the reasonable layout of hardware is carried out on the motor control panel, and the circuit communication of three logic layers, namely a hardware driving layer 1, a motor control application program programming interface design layer 2 and an application layer 3, on the motor control panel is realized. The motor control panel device supports the operation of a six-channel two-phase stepping motor at most, a T-shaped acceleration and deceleration control mechanism is applied inside the motor control panel device, and a driving mode supports whole step, half step and subdivision. The invention has the advantages of simplicity, novelty, small modular design size, space saving, convenience for miniaturized manufacture of instruments, support of various driving modules and driving modes, and stronger application scene adaptability and expansion compatibility.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.