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CN-224221573-U - Centrifuge control system

CN224221573UCN 224221573 UCN224221573 UCN 224221573UCN-224221573-U

Abstract

The application relates to a centrifuge control system which is characterized by comprising a centrifuge upper computer, a centrifuge middle computer and a centrifuge motor driver, wherein the centrifuge middle computer receives parameter configuration, operation instructions and data reading requests sent by the centrifuge upper computer through a first communication interface, and sends control signals to the centrifuge motor driver through a second communication interface based on the parameter configuration and the operation instructions so as to control the centrifuge motor driver to drive a centrifuge motor to operate, thereby realizing communication isolation between the centrifuge upper computer and the centrifuge motor driver, solving the problem that complex motor driver parameter configuration, debugging and operation are required to be mastered when development of the upper computer is directly in butt joint with the motor driver, being beneficial to reducing development difficulty of the upper computer, improving development efficiency of the centrifuge, solving the problem that the upper computer is difficult to be suitable for different motor drivers, and being beneficial to maintenance, modification and upgrade of the upper computer.

Inventors

  • LI BO

Assignees

  • 深圳市力芯微科技有限公司

Dates

Publication Date
20260512
Application Date
20250327

Claims (7)

  1. 1. A centrifuge control system, the centrifuge control system comprising: a centrifuge upper computer; the centrifuge bit machine is in communication connection with the centrifuge upper computer through a first communication interface; The centrifuge motor driver is in communication connection with the position machine in the centrifuge through a second communication interface; the centrifuge bit machine is used for receiving parameter configuration, operation instructions and data reading requests sent by the centrifuge bit machine, sending control signals to the centrifuge motor driver through the second communication interface based on the parameter configuration and the operation instructions, and controlling the centrifuge motor driver to drive a centrifuge motor to operate so as to realize communication isolation between the centrifuge bit machine and the centrifuge motor driver; The centrifuge position machine comprises: the instruction receiving module is used for receiving a parameter configuration instruction, an operation instruction and a data reading request sent by the upper computer of the centrifugal machine; the data processing module is used for analyzing the parameter configuration instruction and the operation instruction and generating a corresponding control signal; a communication interface module for transmitting the control signal to the centrifuge motor driver through the second communication interface; The centrifuge bit further comprises a protocol conversion module, which is used for carrying out communication protocol conversion between the first communication interface and the second communication interface; The centrifuge position machine also comprises a fault diagnosis module which is used for detecting the operation fault of the centrifuge motor driver and generating a corresponding fault alarm signal.
  2. 2. The centrifuge control system of claim 1 wherein the first communication interface is a UART interface or an RS485 interface.
  3. 3. The centrifuge control system of claim 1 wherein the second communication interface is a UART interface or an RS485 interface.
  4. 4. The centrifuge control system of claim 1 wherein communication between the centrifuge bit machine and the centrifuge upper machine employs a serial communication protocol.
  5. 5. The centrifuge control system of claim 1, wherein the centrifuge bit machine is integrated with a photoelectric isolation module, and the photoelectric isolation module is respectively disposed at a signal input end for receiving parameter configuration, operation command and data reading request sent by the centrifuge bit machine and a signal output end for outputting the control signal to the centrifuge motor driver.
  6. 6. The centrifuge control system of claim 1 wherein the centrifuge bit further comprises an isolation circuit to effect electrical isolation between the centrifuge bit and the centrifuge motor drive.
  7. 7. The centrifuge control system of claim 1 wherein the centrifuge bit machine further comprises a status monitoring module for monitoring the operating status of the centrifuge motor drive in real time and feeding back monitoring data to the centrifuge bit machine.

Description

Centrifuge control system Technical Field The application relates to the technical field of centrifuges, in particular to a centrifuge control system. Background The centrifuge is a device for separating substances by centrifugal force, and is widely used in the fields of chemistry, biology, medicine, food, environmental protection, industrial manufacturing and the like. The upper computer of the centrifugal machine is a computer system for monitoring, controlling and data processing, and is usually communicated with a centrifugal machine controller to realize remote operation, parameter adjustment, state monitoring and data analysis. At present, the development of the upper computer of the centrifugal machine is directly in butt joint with a motor driver, so that very high requirements are required for development, the development of the upper computer of the centrifugal machine is required to master complex motor driver parameter configuration, debugging and control, the development difficulty of the upper computer is increased, and when the upper computer is in butt joint with different motor drivers, the upper computer is required to be correspondingly modified, so that the maintenance, modification and upgrading of the upper computer are not facilitated. Disclosure of Invention The application provides a centrifuge control system, which aims to solve the problems that in the prior art, the development of a centrifuge upper computer is directly connected with a motor driver in a butt joint way, and complicated parameter configuration, debugging and control of the motor driver are required to be mastered, so that the development and repair of the upper computer are not facilitated. In a first aspect, the present application provides a centrifuge control system, comprising: a centrifuge upper computer; the centrifuge bit machine is in communication connection with the centrifuge upper computer through a first communication interface; The centrifuge motor driver is in communication connection with the position machine in the centrifuge through a second communication interface; The centrifuge bit machine is used for receiving parameter configuration, operation instructions and data reading requests sent by the centrifuge bit machine, sending control signals to the centrifuge motor driver through the second communication interface based on the parameter configuration and the operation instructions, and controlling the centrifuge motor driver to drive the centrifuge motor to operate so as to realize communication isolation between the centrifuge bit machine and the centrifuge motor driver. Optionally, the first communication interface is a UART interface or an RS485 interface. Optionally, the second communication interface is a UART interface or an RS485 interface. Optionally, the centrifuge position machine includes: the instruction receiving module is used for receiving a parameter configuration instruction, an operation instruction and a data reading request sent by the upper computer of the centrifugal machine; the data processing module is used for analyzing the parameter configuration instruction and the operation instruction and generating a corresponding control signal; and the communication interface module is used for sending the control signal to the centrifugal machine motor driver through the second communication interface. Optionally, the centrifuge further includes a protocol conversion module, configured to perform a communication protocol conversion between the first communication interface and the second communication interface. Optionally, a serial communication protocol is adopted for communication between the centrifuge bit machine and the centrifuge upper computer. Optionally, the position machine in the centrifugal machine is integrated with a photoelectric isolation module, and the photoelectric isolation module is respectively arranged at a signal input end for receiving parameter configuration, an operation instruction and a data reading request sent by the upper computer of the centrifugal machine and a signal output end for outputting the control signal to the motor driver of the centrifugal machine. Optionally, the centrifuge bit further comprises an isolation circuit to realize electrical isolation between the centrifuge bit and the centrifuge motor driver. Optionally, the centrifuge bit machine further comprises a state monitoring module, which is used for monitoring the running state of the centrifuge motor driver in real time and feeding back monitoring data to the centrifuge bit machine. Optionally, the centrifuge position machine further comprises a fault diagnosis module, which is used for detecting the operation fault of the centrifuge motor driver and generating a corresponding fault alarm signal. The application relates to a centrifuge control system which is characterized by comprising a centrifuge upper computer, a centrifuge middle computer and a centrifuge motor driv