CN210983090U - Online monitored control system of enameled wire production - Google Patents
Online monitored control system of enameled wire production Download PDFInfo
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- CN210983090U CN210983090U CN201922076747.6U CN201922076747U CN210983090U CN 210983090 U CN210983090 U CN 210983090U CN 201922076747 U CN201922076747 U CN 201922076747U CN 210983090 U CN210983090 U CN 210983090U
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- operational amplifier
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- enameled wire
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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Abstract
The utility model discloses an enameled wire production on-line monitoring system, including monitoring server, data acquisition unit and communication unit, the data acquisition unit includes the sensor, the equal connection director's of output of sensor input, the communication unit includes radio signal transmitter, data signal conditioning circuit and filtering stabilizing circuit, the utility model discloses a sensor gathers the detection to enameled wire production process parameter among the data acquisition unit to sending into the detected signal and carrying out data arrangement in the P L C controller, the data signal of P L C controller output loops through data signal conditioning circuit and filtering stabilizing circuit and handles the back, has effectively improved stability and accuracy among the data signal transmission course, makes data signal can accurately transmit to monitoring server in, reduces the situation that data makeed mistakes, effectively improves monitoring system's accuracy and validity.
Description
Technical Field
The utility model relates to an enameled wire automated production technical field especially relates to an enameled wire produces online monitored control system.
Background
With the continuous development of industrial automatic production, the labor intensity of workers is greatly reduced, and the production efficiency and the production process are greatly improved. In the existing enameled wire automatic production process, a plurality of sensors are arranged on an enameled wire production line to detect production process parameters of each stage. After the front-end controller collects and processes the data of the sensor, the data are required to be sent into the terminal monitoring server through the communication unit for data analysis and comparison, and then the production equipment is controlled and adjusted to ensure the quality of enameled wire products. The communication unit can adopt cable connection or wireless network to communicate, wherein the wireless network communication mode has the characteristics of simple equipment, economy and easy realization, reduces the messy and difficult-to-maintain cleaning of cables, but adopts the phenomenon that the data signal easily receives external interference during wireless communication, and the signal imbalance appears easily in the transmission process, causes data to make mistakes etc. and brings adverse effect for on-line monitoring.
So the utility model provides a new scheme to solve the problem.
SUMMERY OF THE UTILITY MODEL
To the above situation, in order to overcome the defects of the prior art, the present invention provides an on-line monitoring system for enameled wire production.
The technical scheme for solving the problem is as follows: an enameled wire production online monitoring system comprises a monitoring server, a data acquisition unit and a communication unit, wherein the data acquisition unit comprises a plurality of sensors for detecting enameled wire production process parameters, and the output ends of the sensors are connected with the input end of a controller; the communication unit comprises a wireless signal transmitter, a data signal conditioning circuit and a filtering stabilizing circuit, wherein the input end of the data signal conditioning circuit is connected with the output end of the controller, the output end of the data signal conditioning circuit is connected with the input end of the filtering stabilizing circuit, the output end of the filtering stabilizing circuit is connected with the wireless signal transmitter, and the wireless signal transmitter and the monitoring server establish remote communication.
Further, the data signal conditioning circuit comprises resistors R1, R2 and R3, one end of each of the resistors R1, R2 and R3 is connected to the output end of the controller, the other end of each of the resistors R1 is connected to the +5V power supply and the emitter of the triode VT1, the other end of the resistor R2 is grounded, the other end of the resistor R3 is connected to the base of the triode VT1 and the inverting input end of the cathode combining and operational amplifier AR1 of the zener diode DZ1, the collector of the triode VT1 is connected to the non-inverting input end of the operational amplifier AR2, the anode of the zener diode DZ 63 4 8 is grounded, the inverting input end of the operational amplifier AR1 is further connected to the output end of the operational amplifier AR 8269556 through a resistor R2, the inverting input end of the operational amplifier AR2 is connected to the output end of the operational amplifier AR2 and one end of the resistor R5 through a capacitor C1, and the other.
Further, the filter stabilizing circuit comprises a resistor R6, one end of the resistor R6 is connected with the output end of the operational amplifier AR1, one end of the resistor R6 is connected with one end of the capacitor C2, one end of the resistor R7 and the emitter of the triode VT2, the other end of the capacitor C2 is grounded, the other end of the resistor R7 and the collector of the triode VT2 are grounded through the capacitor C3, and the collector of the triode VT2 is connected with the wireless signal transmitter sequentially through the inductor L1 and the capacitor C4.
Further, the controller is a P L C controller.
Through the technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses a sensor gathers the detection to enameled wire production process parameter in the data acquisition unit to send detected signal into and carry out data arrangement in the P L C controller, the data signal of P L C controller output loops through data signal conditioning circuit and filter stabilization circuit and handles the back, has effectively improved stability and accuracy in the data signal transmission process, makes data signal can accurately transmit to the monitoring server in, reduces the situation that data makeed mistakes, effectively improves the accuracy and the validity of monitored control system;
2. the data signal conditioning circuit divides the data signal into two paths for processing, one path is directly sent into the operational amplifier AR1 for operational amplifier adjustment, the other path is sent into the operational amplifier AR2 for offset compensation of the input signal of the reverse phase input end of the operational amplifier AR1 after being amplified by the triode VT1, so that the offset voltage of the operational amplifier existing in the transmission process of the data signal is eliminated, and the accuracy of the data signal in the transmission process is ensured.
Drawings
Fig. 1 is a schematic diagram of the data signal conditioning circuit of the present invention.
Fig. 2 is a schematic diagram of the connection between the filter stabilizing circuit and the wireless signal transmitter.
Detailed Description
The foregoing and other technical matters, features and effects of the present invention will be apparent from the following detailed description of the embodiments, which is to be read in connection with the accompanying drawings 1 to 2. The structural contents mentioned in the following embodiments are all referred to the attached drawings of the specification.
Exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.
The utility model provides an enameled wire production on-line monitoring system, includes monitoring server, data acquisition unit and communication unit, and the data acquisition unit includes a plurality of sensors that are used for detecting enameled wire production process parameter, and the output of sensor all connects the input of controller, and during concrete setting, P L C controller is chooseed for use to the controller, has the characteristics that IO mouth expansion ability is strong, can match the input signal of a plurality of sensors.
The communication unit comprises a wireless signal transmitter E1, a data signal conditioning circuit and a filtering stabilizing circuit, wherein the input end of the data signal conditioning circuit is connected with the output end of the controller, the output end of the data signal conditioning circuit is connected with the input end of the filtering stabilizing circuit, the output end of the filtering stabilizing circuit is connected with the wireless signal transmitter E1, and the wireless signal transmitter E1 and the monitoring server establish remote communication.
As shown in fig. 1, the data signal conditioning circuit includes resistors R1, R2, and R3, one end of each of the resistors R1, R2, and R3 is connected to the output terminal of the controller, the other end of the resistor R1 is connected to the +5V power supply and the emitter of the transistor VT1, the other end of the resistor R2 is grounded, the other end of the resistor R3 is connected to the base of the transistor VT1 and the inverting input terminal of the cathode cascode operational amplifier AR1 of the zener diode DZ1, the collector of the transistor VT1 is connected to the non-inverting input terminal of the operational amplifier AR2, the anode of the zener diode DZ1 is grounded, the inverting input terminal of the operational amplifier AR1 is also connected to the output terminal of the operational amplifier AR1 through the resistor R4, the inverting input terminal of the operational amplifier 2 is connected to the output terminal of the operational amplifier AR 72 and one end of the resistor R1 through the non-inverting input terminal of the resistor R1.
In order to avoid signal imbalance of the data signals in the transmission process, the data signal conditioning circuit divides a +5V power supply by resistors R1 and R2 by using a resistor voltage division principle, so that reference voltage is applied to the data signals output by a P L C controller, then the data signals are subjected to amplitude stabilization by a voltage stabilizing diode DZ1 and then output in two paths, one path of the data signals is directly sent into an operational amplifier AR1 for operational amplifier adjustment, the other path of the data signals is amplified by a triode VT1 and then sent into an operational amplifier AR2, the operational amplifier AR2 performs stable output on the output signals of the triode VT1 by using a voltage follower principle, and sends the output signals to the non-inverting input end of an operational amplifier AR 1.
As shown in fig. 2, the output signal of the operational amplifier AR1 is sent to a filter stabilizing circuit for further processing, the filter stabilizing circuit includes a resistor R6, one end of a resistor R6 is connected to the output end of the operational amplifier AR1, one end of a resistor R6 is connected to one end of a capacitor C2, one end of a resistor R7 and the emitter of a transistor VT2, the other end of a capacitor C2 is grounded, the other end of the resistor R7 and the collector of a transistor VT2 are grounded through a capacitor C3, the collector of the transistor VT2 is connected to a wireless signal transmitter E1 through an inductor L and a capacitor C4 in sequence, wherein the resistor R6 and the capacitor C2 form an RC filter to reduce noise of the output signal of the operational amplifier AR1 and reduce signal disturbance, and then the RC filtered signal is processed by a triode regulator formed by a resistor R56, a capacitor C3 and a transistor VT2, so as to greatly ensure the stability of the amplitude of the data signal transmission process.
The utility model discloses when specifically using, the sensor gathers the detection to enameled wire production process parameter in the data acquisition unit, and send detected signal into and carry out the data arrangement in the P L C controller, the data signal of P L C controller output loops through data signal conditioning circuit and filter stabilization circuit and handles the back, stability and the accuracy in the data signal transmission process have effectively been improved, make data signal can accurately transmit the monitoring server, reduce the situation that data makeed mistakes, effectively improve monitored control system's accuracy and validity.
The above description is provided for further details of the present invention with reference to the specific embodiments, which should not be construed as limiting the present invention; to the utility model discloses affiliated and relevant technical field's technical personnel are based on the utility model discloses under the technical scheme thinking prerequisite, the extension of doing and the replacement of operating method, data all should fall within the utility model discloses within the protection scope.
Claims (4)
1. The utility model provides an online monitored control system of enameled wire production, includes monitoring server, data acquisition unit and communication unit, its characterized in that: the data acquisition unit comprises a plurality of sensors for detecting the production process parameters of the enameled wire, and the output ends of the sensors are connected with the input end of the controller; the communication unit comprises a wireless signal transmitter, a data signal conditioning circuit and a filtering stabilizing circuit, wherein the input end of the data signal conditioning circuit is connected with the output end of the controller, the output end of the data signal conditioning circuit is connected with the input end of the filtering stabilizing circuit, the output end of the filtering stabilizing circuit is connected with the wireless signal transmitter, and the wireless signal transmitter and the monitoring server establish remote communication.
2. The enameled wire production online monitoring system according to claim 1, characterized in that: the data signal conditioning circuit comprises resistors R1, R2 and R3, one ends of the resistors R1, R2 and R3 are connected with the output end of the controller, the other end of the resistor R1 is connected with a +5V power supply and the emitter of a triode VT1, the other end of the resistor R2 is grounded, the other end of the resistor R3 is connected with the base of the triode VT1 and the inverting input end of a cathode combined operational amplifier AR1 of a voltage stabilizing diode DZ1, the collector of the triode VT1 is connected with the non-inverting input end of the operational amplifier AR2, the anode of the voltage stabilizing diode DZ1 is grounded, the inverting input end of the operational amplifier AR1 is further connected with the output end of an operational amplifier AR1 through a resistor R4, the inverting input end of the operational amplifier AR2 is connected with the output end of the operational amplifier AR2 and one end of a resistor R5 through a capacitor C1, and the other end of.
3. The enameled wire production online monitoring system of claim 2, wherein the filter stabilizing circuit comprises a resistor R6, one end of the resistor R6 is connected with the output end of an operational amplifier AR1, one end of the resistor R6 is connected with one end of a capacitor C2, one end of a resistor R7 and the emitter of a triode VT2, the other end of the capacitor C2 is grounded, the other end of the resistor R7 is grounded with the collector of a triode VT2 through a capacitor C3, and the collector of the triode VT2 is connected with the wireless signal transmitter through an inductor L1 and a capacitor C4 in sequence.
4. The on-line monitoring system for enameled wire production according to any one of claims 1-3, characterized in that the controller is a P L C controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076747.6U CN210983090U (en) | 2019-11-27 | 2019-11-27 | Online monitored control system of enameled wire production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922076747.6U CN210983090U (en) | 2019-11-27 | 2019-11-27 | Online monitored control system of enameled wire production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210983090U true CN210983090U (en) | 2020-07-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922076747.6U Expired - Fee Related CN210983090U (en) | 2019-11-27 | 2019-11-27 | Online monitored control system of enameled wire production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210983090U (en) |
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2019
- 2019-11-27 CN CN201922076747.6U patent/CN210983090U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200710 Termination date: 20211127 |
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| CF01 | Termination of patent right due to non-payment of annual fee |