Five-axis motion control card

A technology of motion control card and motion information, which is applied in the field of control cards in the field of numerical control technology, can solve the problems of few IO ports of single-chip microcomputers, complex logic circuits, and slow interpolation speed, so as to reduce costs, improve interpolation efficiency, and reduce design volume effect

Inactive Publication Date: 2010-06-16
SHANGHAI JIAO TONG UNIV
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  • Abstract
  • Description
  • Claims
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Problems solved by technology

[0003] After searching the literature of the existing technology, it was found that in the article "Development and Application of Motion Control Card Based on C8051" published by Wang Ting et al. However, this technology has the following disadvantages: the C8051F060 single-chip microcomputer is used as the control core, and the interpolation speed is relatively slow; the IO ports of the single-chip microcomputer are few, which limits the hardware assignable address of the motion control card; the logic circuit is complex and the cost high

Method used

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Embodiment

[0015] Such as figure 1 As shown, this embodiment includes: single-chip microcomputer module 1, FPGA module 2, system auxiliary module 3, expansion interface module 4, dual-port communication module 5, DA module 6, AD module 7, digital quantity IO expansion module 8, input and output interface Module 9, wherein: the system auxiliary module 3 is connected with the single-chip microcomputer module 1 to transmit clock information, power supply information, control information and reset information, and the system auxiliary module 3 is connected with the FPGA module 2 to transmit motion control instructions, motion feed data, feedback information and real-time Motion information; the single-chip microcomputer module 1 is connected with the expansion interface module 4 to transmit external information; the dual-port communication module 5 is connected with the FPGA module 2 to transmit the position information, control information and real-time motion information of the upper comput...

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Abstract

The invention discloses a five-axis motion control card, and relates to the technical field of numerical control. The control card comprises a singlechip module, an FPGA module, a system auxiliary module, an expansion interface module, a dual-port communication module, a digital quantity IO expansion module, a DA module, an AD module and an input / output interface module, wherein the system auxiliary module is connected with a singlechip module and the FPGA module; the singlechip module is connected with the expansion interface module; the dual-port communication module is connected with the FPGA module and an upper computer; the DA module is connected with the FPGA module; the AD module is connected with the FPGA module; the digital quantity IO expansion module is connected with the FPGA module; the DA module is connected with the input / output interface module; the AD module is connected with the input / output interface module; and the digital quantity IO expansion module is connected with the input / output interface module. The singlechip and the FPGA are adopted, so the control card has the advantages of improving the interpolation efficiency, reducing external circuit modules, enhancing the stability, reducing the area of the control card and having low cost.

Description

technical field [0001] The invention relates to a control card in the technical field of numerical control, in particular to a five-axis motion control card. Background technique [0002] In the field of numerical control technology, the motion control card is the core component of the motion control technology. It converts the predetermined control scheme and planning instructions into the desired mechanical motion, and realizes the position control, speed control, acceleration control, and control of the controlled target accuracy. Torque or force control, etc. Motion control card, industrial PC, servo drive and motor together form a complete motion control unit. [0003] After searching the literature of the existing technology, it was found that in the article "Development and Application of Motion Control Card Based on C8051" published by Wang Ting et al. However, this technology has the following disadvantages: the C8051F060 single-chip microcomputer is used as the c...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G05B19/414
Inventor 胡俊罗磊曹倩倩党东显胡关虎
Owner SHANGHAI JIAO TONG UNIV
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