阅读说明：本技术 基于5g通信的运动控制卡及其控制方法、驱动控制系统 (Motion control card based on 5G communication, control method thereof and drive control system ) 是由 郭海波 邹宇 李思阳 于 2020-04-21 设计创作，主要内容包括：本发明提供了一种基于5G通信的运动控制卡及其控制方法、驱动控制系统。其中运动控制卡包括控制功能模块和第一5G通信模块,所述控制功能模块通过所述第一5G通信模块与至少一个外部驱动器连接,所述第一5G通信模块用于接收所述控制功能模块发送的控制指令并将所述控制指令发送至对应的所述驱动器,以及用于接收所述驱动器反馈的信号并将所述信号发送至所述控制功能模块。本发明通过第一5G通信模块实现控制功能模块与外部驱动器之间的5G无线通信连接,一方面无需布线,使得驱动器的部署范围不受距离限制；另一方面可以控制不同空间分布的驱动器,使得部署和调试驱动器方便,极大地减小了使用难度。(The invention provides a motion control card based on 5G communication, a control method thereof and a drive control system. Wherein the motion control card includes control function module and first 5G communication module, control function module passes through first 5G communication module is connected with at least one outside driver, first 5G communication module is used for receiving control command that control function module sent and with control command sends to corresponding the driver, and be used for receiving the signal that the driver feedbacks and will signal send to control function module. According to the invention, the first 5G communication module is used for realizing 5G wireless communication connection between the control function module and the external driver, on one hand, wiring is not required, and the deployment range of the driver is not limited by distance; on the other hand, the drivers with different spatial distributions can be controlled, so that the drivers are convenient to deploy and debug, and the use difficulty is greatly reduced.)

1. The utility model provides a motion control card based on 5G communication which characterized in that, includes control function module and first 5G communication module, control function module passes through first 5G communication module is connected with at least one external drive ware, first 5G communication module is used for receiving the control command that control function module sent will control command sends to corresponding the driver, and be used for receiving the signal that the driver feedbacks and will the signal send to control function module.

2. The 5G communication-based motion control card according to claim 1, further comprising a first protocol conversion module and a first field bus module connected to the first protocol conversion module, wherein the first protocol conversion module is connected to the first 5G communication module, the first field bus module is connected to the control function module, and the first protocol conversion module is configured to perform conversion between the 5G protocol of the first 5G communication module and the field bus protocol of the first field bus module.

3. The motion control card based on 5G communication according to claim 2, wherein the control function module is connected with an external industrial personal computer, and is configured to receive motion control information sent by the industrial personal computer, generate the control instruction according to the motion control information, and transmit the control instruction to the first field bus module.

4. The 5G communication-based motion control card according to claim 3, wherein the control function module is powered by the industrial personal computer.

5. The 5G communication-based motion control card of claim 4, wherein the control function module is further configured to supply power to the first 5G communication module, the first protocol conversion module, and the first fieldbus module, respectively.

6. A control method of a 5G communication based motion control card according to any of the claims 1-5, comprising:

receiving motion control information sent by an industrial personal computer and generating a control instruction;

sending the control instruction to a corresponding driver through a 5G communication network;

and receiving a signal fed back by the driver through the 5G communication network.

7. A drive control system comprises an industrial personal computer, a motion control card connected with the industrial personal computer and a plurality of drivers connected with the motion control card, wherein each driver is respectively connected with a corresponding motor, and the drive control system is characterized in that the motion control card is the motion control card based on 5G communication in any one of claims 1-5.

8. The drive control system according to claim 7, wherein the driver includes a motor drive circuit board and a second 5G communication module, the second 5G communication module is connected to the first 5G communication module, and the second 5G communication module is configured to receive the control command and send the control command to the motor drive circuit board; the motor driving circuit board is connected with the corresponding motor and used for driving the corresponding motor to move according to the control instruction and receiving a signal fed back by the motor movement; the second 5G communication module is also used for receiving the signal sent by the motor driving circuit board and sending the signal to the first 5G communication module.

9. The drive control system according to claim 8, wherein the driver further includes a second protocol conversion module and a second fieldbus module connected to the second protocol conversion module, the second protocol conversion module being connected to the second 5G communication module, the second fieldbus module being connected to the motor drive circuit board, the second protocol conversion module being configured to perform conversion between the 5G protocol of the second 5G communication module and the fieldbus protocol of the second fieldbus module.

10. The drive control system of claim 9, wherein the driver further comprises a power module connected to an external power supply, and the power module is connected to the second 5G communication module and the motor driving circuit board, respectively.

Technical Field

The invention relates to the technical field of motor drive control, in particular to a motion control card based on 5G communication, a control method thereof and a drive control system comprising the motion control card based on 5G communication.

Background

The motion control card is used for sending a preset control scheme and a planning command to the driver, driving the motor to carry out expected mechanical motion through the driver, and realizing accurate position control, speed control, acceleration control and torque or force control of the mechanical motion. The motion control card generally supports control modes such as direction + pulse and field bus. The existing motion control cards are connected to the drivers through complex physical cables, and generally one motion control card can be connected to and control a group of drivers. When such motion control cards are used on an industrial scale, a large amount of complicated wiring design and installation work is required. And because the control signal frequency is high, the longer the cable, the higher the impedance, which affects the signal quality, the wiring length is limited. In addition, limited by physical connection cable limitations, drive network expansion and size are also limited, resulting in limited resource utilization of the motion control card.

Disclosure of Invention

The invention aims to provide a motion control card based on 5G communication, a control method thereof and a drive control system, which solve at least one of the problems of the existing motion control card in industrial scale use by utilizing the characteristics of high capacity and low time delay of the 5G wireless communication technology.

In order to achieve the above object, an aspect of the present invention provides a motion control card based on 5G communication, including: control function module and first 5G communication module, control function module passes through first 5G communication module is connected with at least one outside driver, first 5G communication module is used for receiving control command that control function module sent will control command sends to corresponding the driver, and be used for receiving the signal of driver feedback will signal send to control function module.

Preferably, the motion control card based on 5G communication further includes a first protocol conversion module and a first fieldbus module connected to the first protocol conversion module, the first protocol conversion module is connected to the first 5G communication module, the first fieldbus module is connected to the control function module, and the first protocol conversion module is configured to perform conversion between the 5G protocol of the first 5G communication module and the fieldbus protocol of the first fieldbus module.

Preferably, the control function module is connected with an external industrial personal computer, and is configured to receive motion control information sent by the industrial personal computer, generate the control instruction according to the motion control information, and transmit the control instruction to the first field bus module.

Preferably, the control function module is powered by the industrial personal computer.

Preferably, the control function module is further configured to supply power to the first 5G communication module, the first protocol conversion module, and the first fieldbus module, respectively.

In order to further achieve the above object, another aspect of the present invention further provides a method for controlling a motion control card based on 5G communication, including:

receiving motion control information sent by an industrial personal computer and generating a control instruction;

sending the control instruction to a corresponding driver through a 5G communication network;

and receiving a signal fed back by the driver through the 5G communication network.

In order to further achieve the above object, another aspect of the present invention provides a drive control system, including an industrial personal computer, a motion control card connected to the industrial personal computer, and a plurality of drivers connected to the motion control card, where each driver is connected to a corresponding motor, and the motion control card is the motion control card based on 5G communication according to any of the above embodiments.

Preferably, the driver includes a motor driving circuit board and a second 5G communication module, the second 5G communication module is connected to the first 5G communication module, and the second 5G communication module is configured to receive the control instruction and send the control instruction to the motor driving circuit board; the motor driving circuit board is connected with the corresponding motor and used for driving the corresponding motor to move according to the control instruction and receiving a signal fed back by the motor movement; the second 5G communication module is also used for receiving the signal sent by the motor driving circuit board and sending the signal to the first 5G communication module.

Preferably, the driver further includes a second protocol conversion module and a second field bus module connected to the second protocol conversion module, the second protocol conversion module is connected to the second 5G communication module, the second field bus module is connected to the motor driving circuit board, and the second protocol conversion module is configured to perform conversion between the 5G protocol of the second 5G communication module and the field bus protocol of the second field bus module.

Preferably, the driver further comprises a power module connected with an external power supply, and the power module is respectively connected with the second 5G communication module and the motor driving circuit board.

Compared with the prior art, the motion control card based on 5G communication realizes 5G wireless communication connection between the control function module and an external driver through the first 5G communication module, on one hand, wiring is not needed, and the deployment range of the driver is not limited by distance; on the other hand, the drivers with different spatial distributions can be controlled, so that the drivers are convenient to deploy and debug, and the use difficulty is greatly reduced; and when the maintenance was changed, motion control card end and driver end can the isolated operation, do not have the coupling, and is simple convenient. In addition, subsequent motion control center cloud termination can be supported.

Drawings

FIG. 1 is a block diagram of a motion control card based on 5G communication according to an embodiment of the present invention;

FIG. 2 is a flow chart illustrating a control method of a motion control card based on 5G communication according to an embodiment of the present invention;

FIG. 3 is a block diagram of a drive control system according to an embodiment of the present invention;

FIG. 4 is a block diagram of a driver in a drive control system according to an embodiment of the present invention;

fig. 5 is a block diagram of a motor driving circuit board in the driving control system according to the embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, an embodiment of the invention provides a motion control card 10 based on 5G communication, which mainly includes a control function module 11 and a first 5G communication module 14, where the control function module 11 is connected to at least one external driver through the first 5G communication module 14. Specifically, the first 5G communication module 14 is configured to receive a control instruction sent by the control function module 11 and send the control instruction to the corresponding driver, and is configured to receive a signal fed back by the driver and send the signal to the control function module 11.

The first 5G communication module 14 of the present embodiment has the characteristics of high bandwidth (10Gbps) and low latency (<1ms), and can meet the control communication requirement between the motion control card and the driver. Moreover, the 5G technology used by the first 5G communication module 14 in this embodiment supports connections per square kilometer per 10-100 ten thousand connections, can control drivers with different spatial distributions, and can support the construction of large-scale use arrays of drivers.

The motion control card 10 based on 5G communication provided by the embodiment of the present invention realizes 5G wireless communication connection between the control function module 11 and the driver through the first 5G communication module 14, on one hand, wiring is not required, so that the deployment range of the driver is not limited by distance; on the other hand, the drivers with different spatial distributions can be controlled, so that the drivers are convenient to deploy and debug, and the use difficulty is greatly reduced; and when the maintenance was changed, motion control card end and driver end can the isolated operation, do not have the coupling, and is simple convenient. In addition, subsequent motion control center cloud termination can be supported.

Specifically, the motion control card 10 based on 5G communication further includes a first protocol conversion module 13 and a first fieldbus module 12 connected to the first protocol conversion module 13, where the first protocol conversion module 13 is connected to the first 5G communication module 14, and the first fieldbus module 12 is connected to the control function module 11. The first protocol conversion module 13 is configured to perform conversion between the 5G protocol of the first 5G communication module 14 and the fieldbus protocol of the first fieldbus module 12. Compatibility between the first 5G communication module 14 and the control function module 11 can be achieved by the first protocol conversion module 13.

The first fieldbus module 12 of this embodiment includes, but is not limited to, a CANOpen bus, an EtherCAT bus, and the first fieldbus module 12 is used for information transmission between the control function module 11 and each of the drivers, for example, for the control function module 11 to transmit control information contained in a control instruction to the corresponding driver, and for transmitting feedback information included in a signal fed back by the driver to the control function module 11.

Specifically, the control function module 11 is connected to an external industrial personal computer, and is configured to receive motion control information sent by the industrial personal computer, generate the control instruction according to the motion control information, and transmit the control instruction to the first field bus module 12.

The control function module 11 in this embodiment is used for motion planning and motion state control, and generates a control instruction by performing functions such as motion trajectory planning and interpolation algorithm calculation after receiving a motion control task sent by an upper computer program, and then transmits the control instruction to the first field bus module 12.

Specifically, the control function module 11 supplies power through a PCIe interface of the industrial personal computer. The control function module 11 divides three paths internally and supplies power to the first 5G communication module 14, the first protocol conversion module 13 and the first fieldbus module 12, respectively.

When the motion control card of this embodiment uses, only need to insert the motion control card in industrial computer PCIe slot, accomplish the installation, the motion control card is connected to the driver work through 5G wireless communication mode.

Further, please refer to fig. 2, wherein fig. 2 is a flowchart illustrating a control method of a motion control card based on 5G communication according to an embodiment of the present invention. It should be noted that the method of the present invention is not limited to the flow sequence shown in fig. 2 if the results are substantially the same. As shown in fig. 2, the method comprises the steps of:

step S201: and receiving motion control information sent by the industrial personal computer and generating a control instruction.

In step S201, after receiving the motion control information sent by the industrial personal computer, the control function module generates a control instruction through functions such as motion trajectory planning and interpolation algorithm calculation. And then the control instruction is transmitted to a first field bus module, and the control instruction is subjected to data protocol conversion by a first protocol conversion module and then transmitted to a first 5G communication module.

Step S202: and sending the control instruction to a corresponding driver through a 5G communication network.

Step S203: and receiving a signal fed back by the driver through the 5G communication network.

In steps S202 and S203, the driver is disposed outside the motion control card without being limited by distance. The 5G communication network of this embodiment transmits a control instruction to a corresponding driver in a wireless manner and receives a signal fed back by the driver, and the 5G communication network has the characteristics of high bandwidth (10Gbps) and low delay (<1ms), and can meet the control communication requirement between the motion control card and the driver.

According to the control method of the motion control card based on the 5G communication, the control instruction is sent and the signal fed back by the driver is received in the 5G wireless communication mode, the traditional wired connection mode is replaced, on one hand, wiring is not needed, and the deployment range of the driver is not limited by distance; on the other hand, the drivers with different spatial distributions can be controlled, so that the drivers are convenient to deploy and debug, and the use difficulty is greatly reduced; and when the maintenance was changed, motion control card end and driver end can the isolated operation, do not have the coupling, and is simple convenient. In addition, subsequent motion control center cloud termination can be supported.

Further, referring to fig. 3, an embodiment of the present invention further provides a drive control system 100, which includes an industrial personal computer 20, a motion control card 10 connected to the industrial personal computer 20, and a plurality of drivers 30 connected to the motion control card 10. Wherein, each of the drivers 30 is configured to be connected to a corresponding motor, and the motion control card 10 is the motion control card 10 based on 5G communication according to any of the above embodiments.

Specifically, as shown in fig. 4, the driver 30 mainly includes a motor driving circuit board 31 and a second 5G communication module 34, the second 5G communication module 34 is connected to the first 5G communication module 14, and the second 5G communication module 34 is configured to receive the control instruction and send the control instruction to the motor driving circuit board 31; the motor driving circuit board 31 is connected with the corresponding motor, and is used for driving the corresponding motor to move according to the control instruction and receiving a signal fed back by the motor movement; the second 5G communication module 34 is further configured to receive the signal sent by the motor driving circuit board 31 and send the signal to the first 5G communication module 14.

The second 5G communication module 34 of the present embodiment also has the characteristics of high bandwidth (10Gbps) and low latency (<1ms), and can meet the control communication requirement between the motion control card 10 and the driver 30. Also, the 5G technology used by the second 5G communication module 34 in the present embodiment supports connections per square kilometer per 10-100 ten thousand connections, and can support the construction of large-scale use arrays of the drivers 30. The first 5G communication module 14 and the second 5G communication module 34 realize wireless communication connection between the motion control card 10 and the driver 30 without wiring, so that the deployment range of the driver 30 is not limited by distance, and rapid deployment, debugging, application, maintenance and adjustment are facilitated. Meanwhile, when the device is maintained and replaced, the controller end and the driver end can be operated in an isolated mode, coupling does not exist, and the device is simple and convenient.

Optionally, the motor driving circuit board 31 controls the corresponding motor to move in a closed loop according to a signal fed back by the motor.

Specifically, the driver 30 further includes a second protocol conversion module 33 and a second fieldbus module 32 connected to the second protocol conversion module 33, where the second protocol conversion module 33 is connected to the second 5G communication module 34, the second fieldbus module 32 is connected to the motor drive circuit board 31, and the second protocol conversion module 33 is configured to perform conversion between the 5G protocol of the second 5G communication module 34 and the fieldbus protocol of the second fieldbus module 32. Compatibility between the second 5G communication module 34 and the motor driving circuit board 31 can be achieved by the second protocol conversion module 33.

The second fieldbus module 32 in this embodiment includes, but is not limited to, a CANOpen bus, an EtherCAT bus, and is used for information transmission between the motor drive circuit board 31 and the motion control card, such as for the motion control card 10 to transmit control information contained in a control instruction to the corresponding motor drive circuit board 31, and for transmitting a signal fed back by the motor drive circuit board 31 to the motion control card.

Specifically, the driver 30 further includes a power module 35 connected to an external power supply, and the power module 35 is connected to the second 5G communication module 34 and the motor driving circuit board 31, so as to supply power to the second 5G communication module 34 and the motor driving circuit board 31, respectively. The motor drive circuit board 31 directly supplies power internally to the second fieldbus module 32 and the second protocol conversion module 33.

In this embodiment, only the power module 35 of the driver 30 needs to be externally connected with a power supply cable, and the 5G wireless communication technology is used for communication with the motion control card end, so that wiring is not required, and the driver is convenient to deploy, install, maintain and adjust.

Further, referring to fig. 5, the motor driving circuit board 31 includes a control processing unit 311 and a driving unit 312 connected to the control processing unit 311. The control processing unit 311 is connected to the second fieldbus module 32, and the driving unit 312 is connected to the corresponding motor and is configured to drive the corresponding motor to move according to the control instruction.

Further, a driving circuit for driving the corresponding motor to move is integrated on the driving unit 312, and the driving circuit is connected to the corresponding motor.

While the foregoing is directed to embodiments of the present invention, it will be understood by those skilled in the art that various changes may be made without departing from the spirit and scope of the invention.