Double-drive hybrid direct-current and low-voltage intelligent servo driver circuit
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A servo drive, DC low-voltage technology, applied in the direction of instruments, simulators, computer control, etc., can solve the problems of poor control performance, difficult to realize networking, and large space occupation
Active Publication Date: 2016-01-13
BEIJING AUTOMATION CONTROL EQUIP INST
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[0005] The technical problem to be solved by the present invention is: the servo driver in the prior art has poor control performance, takes up a large space, and is difficult to implement networking
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[0040] A dual-drive hybrid DC low-voltage intelligent servo driver circuit of the present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.
[0041] The invention provides a dual-drive hybrid DC low-voltage intelligent servo drive circuit, which can provide a hardware basis for data collection, data processing, network communication, intelligent control, human-computer interaction, power drive, and the like. like figure 1 As shown, a dual-drive hybrid DC low-voltage intelligent servo driver circuit of the present invention includes an ARM-based intelligent control unit, an FPGA-based control unit, a high-speed analog-to-digital conversion unit, a high-speed digital-to-analog conversion unit, a data storage unit, and a signal conditioning unit , external network communication unit, power management unit, debugging simulation unit, passive crystal oscillator unit, human-computer interaction unit, sensor information unit, i...
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Abstract
The invention belongs to the technical field of servo driver circuit design, and specifically relates to a double-drive hybrid direct-current and low-voltage intelligent servo driver circuit. The circuit of the invention comprises an ARM-based intelligent control unit, an FPGA-based control unit, a high-speed analog-to-digital conversion unit, a high-speed digital-to-analog conversion unit, a data storage unit, a signal conditioning unit, an external network communication unit, a power management unit, a debugging and simulation unit, a passive crystal oscillation unit, a human-computer interaction unit, a sensor information unit, an intelligent control output unit, a power protection unit, and a power drive unit. The technical problem that the existing servo driver has poor control performance, occupies a large space and is hard to achieve a networked mode is solved. By adopting the design of 'ARM + FPGA + double power drive units', the double-drive hybrid direct-current and low-voltage intelligent servo driver circuit of the invention has the characteristics of double drive, small size, low power consumption, high precision, high reliability, good real-time performance, high scalability, good networking performance, and high resistance to electromagnetic interference.
Description
technical field [0001] The invention belongs to the technical field of servo driver circuit design, in particular to a double-drive hybrid DC low-voltage intelligent servo driver circuit. Background technique [0002] The DC servo system has a long history of development, and it has always played an important role in the transmission field because of its ability to achieve precise speed and position control in a wide range and high-quality and efficient smooth running characteristics. As the core part of the entire DC servo system, the DC servo driver is also developing rapidly with the development of new semiconductor technology and digital controllers. [0003] At present, DC servo products can be widely used in various fields such as CNC machine tools, elevators, packaging machinery, printing machinery, plastic machinery, handling machinery, robots, medical equipment, and radar control equipment. Modern industrial servo systems, especially some high-performance CNC syste...
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