CN205427478U - Low pressure direct current vibration source controller - Google Patents
Low pressure direct current vibration source controller Download PDFInfo
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- CN205427478U CN205427478U CN201520809391.1U CN201520809391U CN205427478U CN 205427478 U CN205427478 U CN 205427478U CN 201520809391 U CN201520809391 U CN 201520809391U CN 205427478 U CN205427478 U CN 205427478U
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Abstract
The utility model relates to a low pressure direct current vibration source controller, including controller shell and control scheme board. The control scheme board includes central signal treatment circuit, power module, PWM signal control circuit, processing circuit, communication repeater circuit. PC computer that this low pressure direct current vibration source controller used is the host computer, at host computer installation application, through the work of the operation controls vibration source to the procedure interface, simultaneously by equipment and sensor signal feedback signal. Low pressure direct current vibration source controller, the obs core control ware of control scheme board is PIC single chip microcomputer control for the data of acceptance and arithmetic facility and sensor feedback, and feed back to the computer with its data in real time through the computer serial ports, there is the processing rule of application definition, handle the associated data, realize vibration source control.
Description
Technical field
This utility model relates to industrial automation and produces and manufacture controller field, is specifically related to a kind of low-voltage direct vibration source controller.
Background technology
Producing and the field of manufacture in industrial automation, automatic screening sequence feeding system often uses 220V/380V to exchange vibrating controller.This vibrating controller running voltage is high, volume is big.Simultaneously because each controller can only control a vibration source, so control system often needing use more controller, complex circuit.And this controller is strongly professional, needs the technical staff through professional training to operate.This controller once breaks down, and can only dock with PLC, and not directly with PC dataphone, the signal content of feedback is limited, operates constant.
Utility model content
The purpose of this utility model is to provide a kind of with low cost, vibration source controller of low-voltage safety.
This utility model can be achieved through the following technical solutions:
A kind of low-voltage direct vibration source controller, including controller housing and control circuit board, it is characterized in that: described control circuit board is arranged among described controller housing, described control circuit board is provided with central signal and processes circuit, power module, pwm control circuit, signal processing circuit, communication switching circuit, described controller housing is provided with the port for being connected with the vibration source and host computer of required control, and described host computer is the PC computer being mounted with to control accordingly program.
Described central signal processes circuit and includes control chip, described control chip is connected with sensor, described sensor includes the temperature sensor for feedback temperature parameter, for detection added the material of raw material full/material empty sensor, for accepting the photoelectric sensor of photosignal.
Described control chip is to realize closed loop feedback regulation and the PIC18F2331 single-chip microcomputer of circuit overcurrent protection for signal and the voltage and current parameter accepted by Real-time Feedback and temperature sensor, photoelectric sensor.
The input power of described power module is 24V unidirectional current.
This utility model has following gain effect: low-voltage direct vibration source controller can directly use the power supply of DC24V to control 6 tunnels and the work of above vibration source, by the application program being operated as in the PC computer of host computer installing, corresponding parameter is set, related command is performed by control chip, various kinds of sensors feeds back signal to host computer, it is achieved automatically control.This low-voltage direct vibration source controller has over-current over-voltage protection function, soft start function, frequency regulation function, amplitude regulatory function, vibration index regulatory function, material full or material empty arbitration functions, overheat protector function.Using low-voltage dc power supply, safety and stability is reliable.By the application program controlling on PC computer, convenient and simple, stable and reliable for performance, portable strong, with short production cycle, with low cost.
Accompanying drawing explanation
Fig. 1 is principle framework figure of the present utility model.
Fig. 2 is that central signal of the present utility model processes circuit.
Fig. 3 is power module of the present utility model and pwm control circuit.
Fig. 4 is signal processing circuit of the present utility model.
Fig. 5 is communication switching circuit of the present utility model.
Detailed description of the invention
In order to make those skilled in the art be more fully understood that the technical solution of the utility model, below in conjunction with embodiment and accompanying drawing, this utility model product is described in further detail.
As Figure 1-5, a kind of low-voltage direct vibration source controller.
As it is shown in figure 1, PIC18F2331 single-chip microcomputer is connected with the PC computer being provided with application program.PIC18F2331 single-chip microcomputer controlled die block simultaneously and crossed flow module, and was powered by power module access low-voltage DC.During work, PIC18F2331 single-chip microcomputer passes through feedback temperature sensor, expects full/material empty sensor and distinguish the signal that polarity sensor feeds back, and sends PMW control signal, passes through drive circuit, it is achieved the control to required vibration source.
As in figure 2 it is shown, central signal processes circuit with PIC18F2331 single-chip microcomputer as control core.PIC18F2331 single-chip microcomputer pin 2 accesses current feedback signal, makees controller overcurrent protection function；Pin 3 cut-in temperature detection signal, real time scan temperature sensor signal, it is achieved controller overheat protector function；Pin 6 accesses DC source；Pin 15,16,23 and 24 is and accesses transmitting terminal and the receiving terminal expecting that full/material spacing wave sensor and electric capacity polarity judge sensor；Pin 21 and 22, for sending pwm signal end, provides respective frequencies and the pulse wave signal of amplitude for vibration source, and after the amplification of overcurrent, supply vibration source makes its work.
In power supply as shown in Figure 3 and pwm control circuit, binding post J1 and DC24V DC source is connected, by being supplied to controller after rectification, voltage stabilizing and filtering；The DC5V pulse wave signal of PIC18F2331 single-chip microcomputer pin 21 and 22 output, after EL817 light-coupled isolation, its signal is converted to DC24V signal source, it is supplied to current type PWM generator UC3843 chip, its signal is amplified by metal-oxide-semiconductor IRF510A by UC3843 by computing, to ensure that vibration source has enough power.
In signal processing as shown in Figure 4, communication signal is that Transistor-Transistor Logic level signal and PC computer 485 level signal of PIC18F2331 single-chip microcomputer are carried out bi-directional conversion by MAX485 signal, it is achieved host computer communicates with slave computer.DB9 with PC computer serial port is connected, and MAX485 pin 2 and 4 connects respectively at the pin 16 and 18 of PIC18F2331 single-chip microcomputer, completes the data transmission between PC computer and single-chip microcomputer, and rectification circuit is mainly realized by three UA80 rectifier bridges.
Communication switching circuit as shown in Figure 5, mainly complete the conversion between the sensor signal of DC12V-DC24V and DC5V single-chip microcomputer signal and the connection of intelligent opto-electrical sensor, the transmission of sensor is connected by DB25 by concrete connected mode with receiving terminal, and the DC12V-DC24V level signal of sensor completes signal by optocoupler EL817 and changes.
The above, preferred embodiment the most of the present utility model, not this utility model is made any pro forma restriction；The those of ordinary skill of all industry all can shown in by specification accompanying drawing and the above and implement this utility model swimmingly；But, all those skilled in the art in the range of without departing from technical solutions of the utility model, available disclosed above technology contents and a little change made, the equivalent variations modifying and develop, be Equivalent embodiments of the present utility model；Meanwhile, all any equivalent variations above example made according to substantial technological of the present utility model change, modify and differentiation etc., within all still falling within the protection domain of the technical solution of the utility model.
Claims (4)
1. a low-voltage direct vibration source controller, including controller housing and control circuit board, it is characterized in that: described control circuit board is arranged among described controller housing, described control circuit board is provided with central signal and processes circuit, power module, pwm control circuit, signal processing circuit, communication switching circuit, described controller housing is provided with the port for being connected with the vibration source and host computer of required control, and described host computer is the PC computer being mounted with to control accordingly program.
Low-voltage direct vibration source controller the most according to claim 1, it is characterized in that: described central signal processes circuit and includes control chip, described control chip is connected with sensor, described sensor includes the temperature sensor for feedback temperature parameter, the material having added raw material for detection expires/material empty sensor, for accepting the photoelectric sensor of photosignal.
3. low-voltage direct vibration source controller as claimed in claim 2, it is characterised in that: described control chip is to realize closed loop feedback regulation and the PIC18F2331 single-chip microcomputer of circuit overcurrent protection for signal and the voltage and current parameter accepted by Real-time Feedback and temperature sensor, photoelectric sensor.
4. low-voltage direct vibration source controller as claimed in claim 1, it is characterised in that: the input power of described power module is 24V unidirectional current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520809391.1U CN205427478U (en) | 2015-10-19 | 2015-10-19 | Low pressure direct current vibration source controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520809391.1U CN205427478U (en) | 2015-10-19 | 2015-10-19 | Low pressure direct current vibration source controller |
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| Publication Number | Publication Date |
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| CN205427478U true CN205427478U (en) | 2016-08-03 |
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| CN201520809391.1U Active CN205427478U (en) | 2015-10-19 | 2015-10-19 | Low pressure direct current vibration source controller |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301996A (en) * | 2015-10-19 | 2016-02-03 | 东莞东舜自动化有限公司 | Low-voltage DC vibration source controller |
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2015
- 2015-10-19 CN CN201520809391.1U patent/CN205427478U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105301996A (en) * | 2015-10-19 | 2016-02-03 | 东莞东舜自动化有限公司 | Low-voltage DC vibration source controller |
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