CN210378083U - Multifunctional experiment table for profinet field bus control motor - Google Patents
Multifunctional experiment table for profinet field bus control motor Download PDFInfo
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- CN210378083U CN210378083U CN201920361540.0U CN201920361540U CN210378083U CN 210378083 U CN210378083 U CN 210378083U CN 201920361540 U CN201920361540 U CN 201920361540U CN 210378083 U CN210378083 U CN 210378083U
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Abstract
The utility model discloses a multifunctional experiment table of a profinet field bus control motor, which comprises a main table body, a servo driver, a servo wiring area, a servo motor, a frequency converter, a frequency conversion wiring area, an asynchronous motor, a PLC component, a PLC wiring area, an industrial Ethernet switch, a profinet field bus, a signal input component and an input component wiring area; through different digital signal and analog signal collection, the motor control mode is integrated to same laboratory bench, carry out data transmission and exchange through profinet bus protocol, make data transmission more stable, remote data transmission in the industrial production control has been integrated, be favorable to realizing the real time control to the motor, it is single to solve signal acquisition mode in the current teaching experiment, the control mode of motor is single and be unfavorable for the student to master the problem of industrial sensor digital quantity/analog quantity signal acquisition and motor control mode comprehensively.
Description
Technical Field
The utility model relates to an electric machine control field especially relates to a multifunctional experiment platform of profinet field bus control motor.
Background
The control of the motor is one of the important directions of automatic control, mainly study each system control and its application of the servomotor or stepping motor, provide power as the main power form in the industrial production through the motor, nowadays, no matter human life, scientific and technological activity and material production activity have not left the motor, with the development of industrial technology, the motor can be programmed and controlled by many ways, in the automatic control teaching, because the automatic control content of the motor is relatively abstract, the teaching is relatively boring, therefore need the experimental facilities to carry on the professional teaching, but the existing teaching is the simple experimental operation to the single control mode, direct introduction to PLC after programming on the central controller in the PLC control mode, connect the motor through the I/O interface of PLC, thus realize PLC control.
But the control mode of current motor is single, and is unsatisfactory to student's manual operation exercise effect, can't realize the actual control simulation of motor in industrial control, if long-range stable control, the practicality is relatively poor, is unfavorable for the student to master motor control mode comprehensively.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
In view of the not enough of above-mentioned prior art, the utility model aims at providing a multifunctional experiment table of profinet field bus control motor aims at solving the single problem that just is unfavorable for the student to master motor control mode comprehensively of control mode of motor among the current teaching experiment.
The technical scheme of the utility model as follows:
the utility model provides a multi-functional laboratory bench of profinet field bus control motor, includes the main stage body, still including:
the servo driver is detachably arranged on the upper surface of the main table body, and one end of the display is exposed out of the upper surface of the main table body;
the servo wiring area is fixedly arranged on the upper surface of the main platform body and is close to the servo driver, a plurality of sockets are arranged in the servo wiring area, the sockets are electrically connected with I/O wiring points of the servo driver in the main platform body through electric wires, and the sockets and the I/O wiring points of the servo driver correspond to be provided with numbers;
the servo motor is detachably arranged on the side surface of the main table body and is electrically connected with the servo driver;
the frequency converter is detachably arranged on the upper surface of the main platform body and one end of the display is exposed out of the upper surface of the main platform body;
the frequency conversion wiring area is fixedly arranged on the upper surface of the main platform body and is close to the frequency converter, a plurality of jacks are arranged in the frequency conversion wiring area, the jacks are electrically connected with I/O wiring points of the frequency converter in the main platform body through electric wires, and the jacks and the I/O wiring points of the frequency converter are correspondingly provided with numbers;
the asynchronous motor is detachably arranged on the side surface of the main platform body and is electrically connected with the frequency converter;
the PLC component is detachably arranged on the upper surface of the main platform body, and one displayed end is exposed out of the upper surface of the main platform body;
the PLC wiring area is fixedly arranged on the upper surface of the main platform body and is close to the PLC assembly, a plurality of sockets are arranged in the PLC wiring area, the sockets are electrically connected with I/O wiring points of the PLC assembly through electric wires in the main platform body, and the sockets and the I/O wiring points of the PLC assembly are correspondingly provided with numbers;
the industrial Ethernet switch is detachably arranged on the upper surface of the main platform body, and one end of the wiring is exposed out of the upper surface of the main platform body;
the profinet field bus is provided with a plurality of pieces, is connected with the PLC component and the industrial Ethernet switch through a profinet field bus protocol to realize communication between the PLC component and the industrial Ethernet switch, and is connected with the servo driver or the frequency converter and the industrial Ethernet switch to realize data communication;
the signal input assembly is fixedly arranged on the side surface of the main table body and provides an input electric signal for the circuit;
the input assembly wiring area is fixedly arranged on the upper surface of the main platform body, a plurality of jacks are arranged in the input assembly wiring area, the jacks are electrically connected with wiring ends of the signal input assembly through electric wires in the main platform body, and serial numbers are arranged on the jacks and the wiring ends of the signal input assembly correspondingly;
the input component wiring area is communicated with the PLC wiring area through a banana plug connecting line, and the PLC component transmits data to the frequency converter through a profinet field bus to realize the control of the asynchronous motor; or the PLC component transmits data to the servo driver through a profinet field bus to realize the control of the asynchronous motor.
Further, the PLC subassembly includes: distributed I/O, a first PLC configured with 2048 control points at most, and a second PLC configured with more than 2048 control points;
PLC wiring area including: the PLC distribution system comprises a distributed I/O wiring area, a first PLC wiring area and a second PLC wiring area, wherein the distributed I/O wiring area is arranged corresponding to the distributed I/O, the first PLC wiring area is arranged corresponding to the first PLC, and the second PLC wiring area is arranged corresponding to the second PLC.
Further, the signal input assembly comprises:
the digital quantity sensor is used for providing a digital quantity electric signal for the circuit;
and the analog quantity sensor is used for providing an analog quantity electric signal for the circuit.
Furthermore, the analog quantity sensor comprises an atmospheric pressure transmitter, a temperature transmitter or a humidity transmitter.
Further, the method also comprises the following steps:
the potentiometer is fixedly arranged on the upper surface of the main table body and generates variable voltage/current of analog quantity through manual adjustment;
the potentiometer wiring area is fixedly arranged on the upper surface of the main platform body, the potentiometer wiring area is provided with a plurality of sockets, and the sockets are connected with the wiring end of the potentiometer through an electric wire in the main platform body.
Further, the method also comprises the following steps:
the control buttons are fixedly arranged on the upper surface of the main table body side by side and are used for controlling to provide single digital quantity signals for the PLC component, the servo driver and the frequency converter;
the control button wiring area is provided with a plurality of jacks, the jacks are electrically connected with wiring ends of the control buttons through electric wires in the main platform body, and the control button wiring area is used for realizing direct plugging of the banana plug connecting wire and the jacks so as to enable the control buttons to be connected into or removed from a circuit;
the indicating lamps are fixedly arranged on the upper surface of the main table body side by side and used for lighting indication of signal output after the PLC components are electrified;
the pilot lamp wiring district, the pilot lamp wiring district is provided with a plurality of socket, a plurality of socket is in the main station body is inside through electric wire electric connection the wiring end of a plurality of pilot lamp for realize the direct plug of banana plug connecting wire and socket and make the pilot lamp insert or shift out the circuit.
And the touch screen is arranged on the upper surface of the main platform body and is connected with the industrial Ethernet switch, the frequency converter or the servo driver through a profinet field bus.
The touch screen is arranged on the main platform body, and the USB interface is communicated with the touch screen and is used for data communication between the touch screen and external equipment.
Further, still including the power switch district, the power switch district sets up main platform body upper surface, the power switch district including:
the PLC component power switch is used for starting or disconnecting the PLC component power supply;
the servo driver power switch is used for starting or disconnecting the servo driver power supply;
the touch screen power switch is used for starting or disconnecting the touch screen power supply;
the switch power switch is used for starting or disconnecting the industrial Ethernet switch power supply;
and the frequency converter power switch is used for starting or disconnecting the frequency converter power supply.
Further, the upper surface of the main table body is inclined, a horizontal upper surface is arranged at the lower part of the inclined upper surface, and the control button, the control button wiring area, the indicator light and the indicator light wiring area are arranged on the horizontal upper surface.
Compared with the prior art, the multifunctional experiment table of the profinet field bus control motor, which is provided by the utility model, is integrated on the same experiment table through different signal acquisition and control modes of an asynchronous motor and a servo motor, and is connected with sockets of different wiring areas through a banana plug connecting line, can realize automatic control application circuits of different controllers, and carries out data transmission between a PLC component and a servo driver or between the PLC component and a frequency converter or between the PLC component and a touch screen through an industrial Ethernet switch and the profinet field bus, so that the data transmission is more stable, long-distance data transmission in industrial production control is integrated, the real-time control of the motor is favorably realized, distributed I/O and first PLC and second PLC of different levels are adopted, the industrial control systems of different levels are correspondingly simulated respectively, so that students can more comprehensively recognize the automatic control, the problem of the control mode of motor is single and be unfavorable for the student to master motor control mode comprehensively among the current teaching experiment is solved.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a multifunctional experimental bench for controlling a motor by a profinet field bus according to the present invention.
Fig. 2 is a schematic diagram of the embodiment of the present invention after removing the profinet field bus.
The reference numbers in the figures: 10. a main stage body; 20. a servo driver; 30. a servo wiring area; 40. a servo motor; 50. a frequency converter; 60. a variable frequency wiring area; 70. an asynchronous motor; 80. a PLC component; 81. distributed I/O; 82. a first PLC; 83. a second PLC; 90. a PLC wiring area; 91. a distributed I/O wiring area; 92. a first PLC wiring area; 93. a second PLC wiring area; 100. an industrial ethernet switch; 200. a profinet field bus; 300. a signal input component; 310. a digital quantity sensor; 320. an analog quantity sensor; 321. an atmospheric pressure transmitter; 322. a temperature transmitter; 350. an input assembly wiring area; 400. a potentiometer; 410. a potentiometer wiring area; 500. a power supply module; 600. a control button; 610. a control button wiring area; 700. an indicator light; 710. an indicator light wiring area; 800. a touch screen; 810. a USB interface; 900. a power switch section.
Detailed Description
The utility model provides a multifunctional experiment table of profinet field bus control motor, for making the utility model discloses a purpose, technical scheme and effect are clearer, more clear and definite, and it is right that the following reference drawing does and the example of referring to the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1 and 2, a multifunctional experimental table for a profinet fieldbus controlled motor comprises a main table body 10, wherein the main table body 10 is a sheet metal box body, and an electric wire is fixed inside the main table body 10, as shown in fig. 2, a power supply module 500 is arranged on one side surface of the main table body 10, and the power supply module 500 provides electric power for the experimental table. As shown in fig. 1, a servo driver 20 is detachably connected to the upper surface of the main table 10 by a screw, the servo driver 20 in this embodiment is siemens SINAMICS V90, and one end of the servo driver 20 for display is exposed from the upper surface of the main table 10; at the upper surface of main stage body 10 and being close to servo driver 20's position is provided with servo wiring district 30, and servo wiring district 30 is provided with a plurality of socket, and the socket inlay card is fixed at main stage body 10 and is run through the upper surface of main stage body 10, and a plurality of sockets are in inside electric wire electric connection that passes through of main stage body 10 servo driver 20's IO wiring point, and a plurality of sockets correspond with servo driver 20's IO wiring point and set up the serial number to make servo driver 20's IO wiring point convert servo wiring district 30's socket, when connecting socket with the banana plug connecting wire that matches with the socket, realize servo driver 20's IO wiring point's connection, servo wiring district 30 can directly be pegged graft with banana plug connecting wire, makes things convenient for the circuit to build. The servo motor 40 is detachably connected to the side surface of the main table body 10 through a screw, the servo motor 40 is electrically connected with the servo driver 20, and the servo motor 40 is controlled through the servo driver 20.
The upper surface of the main table body 10 is detachably connected with a frequency converter 50 through a screw, the display end of the frequency converter 50 is exposed out of the upper surface of the main table body 10, and the frequency converter 50 in the embodiment adopts a Siemens G120 frequency converter; a frequency conversion wiring area 60 is arranged on the upper surface of the main table body 10 and close to the lower part of the frequency converter 50, the frequency conversion wiring area 60 is provided with a plurality of jacks, the jacks are electrically connected with I/O wiring points of the frequency converter 50 in the main table body 10 through electric wires, and the jacks and the I/O wiring points of the frequency converter 50 are correspondingly provided with numbers; when the banana plug connecting line matched with the jack is used for connecting the jack, the connection of the I/O connection point of the frequency converter 50 is realized, and the frequency conversion wiring area 60 can be directly plugged with the banana plug connecting line, so that the circuit is convenient to build; an asynchronous motor 70 is detachably connected to the side surface of the main table body 10 through a screw, the asynchronous motor 70 is electrically connected with the frequency converter 50, and the asynchronous motor 70 is controlled through the frequency converter 50. A PLC component 80 is detachably connected to the upper surface of the main stage 10 by a screw, one end of the PLC component 80 for displaying is exposed out of the upper surface of the main stage 10, and the PLC component 80 may be a single type of PLC or a plurality of types of PLCs; at the upper surface of the main station body 10 and being close to the position of PLC subassembly 80 is provided with PLC wiring district 90, PLC wiring district 90 comprises a plurality of socket, a plurality of socket is in the main station body 10 is inside through electric wire electric connection the IO wiring point of PLC subassembly 80, a plurality of sockets correspond with the IO wiring point of each joint of PLC subassembly 80 and set up the serial number, when using the banana plug connector line connection socket that matches with the socket, realize the connection of the IO wiring point of PLC subassembly 80, PLC wiring district 90 can directly peg graft with banana plug connector line, makes things convenient for the circuit to build.
An industrial Ethernet switch 100 is detachably connected to the upper surface of the main table body 10 through a screw, a Siemens CSM 1277 is adopted in the embodiment, and one end of a wiring of the industrial Ethernet switch 100 is exposed out of the upper surface of the main table body 10 and is connected with a central controller for data communication; a profinet field bus 200 is connected to the industrial ethernet switch 100, the profinet field bus 200 connects the PLC component 80 and the industrial ethernet switch 100 and implements communication therebetween via a profinet field bus protocol, the industrial ethernet switch 100 connects the servo driver 20 via another profinet field bus 200 or the frequency converter 50 implements data communication via the profinet field bus protocol; when the transmission is performed over a long distance, the real-time data of the PLC component 80 is transmitted to the industrial ethernet switch 100, and then the data is transmitted to the servo driver 20 or the frequency converter 50 through the different profinet field buses 200, thereby realizing the automatic control of the servo motor 40 or the asynchronous motor 70. And data transmission is carried out through the industrial Ethernet switch 100 and the profinet field bus 200, so that the data transmission is more stable, the information attenuation is avoided in the long-distance transmission process, the real-time data transmission and exchange are facilitated, and the data delay is effectively reduced. The industrial Ethernet switch has better compatibility and data security for data transmission with the profinet field bus.
Through screw fixedly connected with signal input subassembly 300 on the side of the main stage body 10, signal input subassembly 300 provides the input signal of telecommunication for the circuit, and this signal of telecommunication is as a control signal of control motor rotational speed, is provided with input subassembly wiring district 350 on the upper surface of the main stage body 10, input subassembly wiring district 350 comprises a plurality of socket, and a plurality of socket is in main stage body 10 is inside through electric wire electric connection the wiring end of signal input subassembly 300, a plurality of sockets correspond with the wiring end of signal input subassembly 300 and set up the serial number, when using the banana plug connecting wire that matches with the socket to be connected the socket, realize the wiring end connection of signal input subassembly 300, input subassembly wiring district 350 can directly peg graft with banana plug connecting wire, makes things convenient for the circuit to build.
The input component wiring area 350 is communicated with the PLC wiring area 90 through a banana plug connecting line, so that connection of the signal input component 300 and an I/O wiring point of the PLC component 80 is achieved, the PLC component 80 transmits data to the frequency converter 50 or the servo driver 20 through the industrial Ethernet switch 100 and the profinet field bus 200, control over the servo motor 40 or the asynchronous motor 70 is achieved, the state of the signal input component 300 is changed, so that an electric signal transmitted to the I/O wiring point of the PLC component 80 is changed, and further, the rotating speed of the servo motor 40 or the asynchronous motor 70 is automatically controlled;
the signal input module 300 can also be directly connected with the frequency conversion wiring area 60 or the servo wiring area 30 through a banana plug connection line, and the state of the signal input module 300 is changed so as to change the electric signal transmitted to the I/O wiring point of the frequency converter 50 or the I/O wiring point of the servo driver 20, thereby automatically controlling the rotation speed of the asynchronous motor 70 or the servo motor 40.
In this embodiment, integrated to same laboratory bench through the motor control mode of difference, and connect the socket in different wiring districts through banana plug connecting wire, the automatic control mode of the difference of motor has been realized, and carry out data transmission through industrial ethernet switch 100 and profinet field bus 200, make data transmission more stable, remote data transmission in the industrial production control has been simulated, be favorable to realizing the real-time control to the motor, the problem that the control mode of motor is single and be unfavorable for the student to master the motor control mode comprehensively in the current teaching experiment is solved.
As shown in fig. 2, the PLC component 80 in this embodiment includes: a distributed I/O81, a first PLC82 configured with 2048 control points at most, and a second PLC83 configured with more than 2048 control points; the PLC wiring area 90 includes: a distributed I/O wire-bonding area 91 corresponding to the distributed I/O81, a first PLC wire-bonding area 92 corresponding to the first PLC82, and a second PLC wire-bonding area 93 corresponding to the second PLC 83. The preferred distributed I/O81 is a distributed I/O system that is scalable and highly flexible using SIMATIC ET 200SP SIMATICET 200SP, and that connects process signals to a central controller, such as a computer, through PROFINET, or that implements signal acquisition through an I/O interface. SIMATIC ET 200SP has a variable and expandable station design and is very convenient to use. The maximum configuration can have 64 modules, up to 1024 control points, with extremely high system reliability even under sustained shock conditions. The preferred first PLC82 adopts SIMATICS7-1200, SIMATIC S7-1200 belongs to a midrange computer, and the control points of the configuration are not more than 2048; the device can be used for directly controlling equipment, can also be used for monitoring a plurality of next-stage programmable controllers, and is suitable for medium-sized or large-sized control systems. The second PLC83 preferably adopts SIMATIC S7-1500, and SIMATIC S7-1500 belongs to a mainframe, the number of control points configured is more than 2048, and the PLC can complete more complex arithmetic operation and can also perform complex matrix operation. The device can be used for directly controlling equipment and monitoring a plurality of next-stage programmable controllers. Therefore, the PLC component 80 is formed by adopting the distributed I/O81, the first PLC82 and the second PLC83, the middle-sized PLC and the large-sized PLC are respectively integrated on the experiment table, the industrial control systems with different magnitudes can be correspondingly simulated respectively, the control range of the PLC on the motor is expanded, and therefore students can master more comprehensive automatic control knowledge in experiments.
As shown in fig. 1, the signal input assembly 300 in the present embodiment includes a digital quantity sensor 310 and an analog quantity sensor 320. The digital sensor 310 is connected to a digital electrical signal, and the digital sensor 310 is used to connect or disconnect a circuit to load or remove the digital electrical signal from the PLC component 80, the transducer 50, or the I/O connection point of the servo driver 20. The electric signal of digital quantity is realized to control the motor.
The analog quantity sensor 320 provides an analog quantity electric signal by converting the output signal of the sensor into a signal which can be recognized by each controller, the analog quantity electric signal is a linear change signal, the analog quantity sensor 320 can be connected with the PLC component 80 or directly connected with the I/O connection point of the frequency converter 50 or the servo driver 20 so as to provide a linear control signal, and the speed regulation of the servo motor 40 or the asynchronous motor 70 is realized by the analog quantity electric signal.
The analog quantity sensor 320 comprises an atmospheric pressure transmitter 321 and a temperature transmitter 322; the atmospheric pressure transmitter 321 converts the atmospheric pressure into different electrical signals according to different atmospheric pressures, the temperature transmitter 322 converts the atmospheric pressure into different analog electrical signals according to different temperatures, and the analog sensor 320 can also be a humidity transmitter which converts the atmospheric pressure into different analog electrical signals according to different humidities.
The digital sensor 310 and the analog sensor 320 collect and provide different control signals, the digital and analog signals are collected in the circuit, the industrial control systems with different control modes can be simulated correspondingly, the control range of the motor is expanded, students can master the digital and analog signal collection modes of the industrial sensor comprehensively, and therefore the students can master more comprehensive automatic control knowledge in experiments.
The potentiometer 400 is further arranged in the embodiment, the potentiometer 400 is fixedly arranged on the upper surface of the main table body 10, a potentiometer wiring area 410 is arranged on the upper surface of the main table body 10 close to the potentiometer 400, the potentiometer wiring area 410 is provided with a plurality of sockets, the plurality of sockets are electrically connected with a terminal of the potentiometer 400 through an electric wire in the main table body 10 and used for connecting input and output electric signals of the potentiometer 400, the potentiometer 400 is connected into a circuit, the potentiometer 400 manually adjusts and displays input current, analog quantity values output to the circuit can be directly displayed and monitored, and therefore the potentiometer 400 generates control signals of voltage or current with variable analog quantity through manual adjustment and is used for the circuit.
The present embodiment further includes a control button 600, the control button 600 is provided with a plurality of control buttons which are fixedly arranged on the upper surface of the main table body 10 side by side and are used for controlling the circuit to be opened or closed; a control button wiring area 610 is arranged at a position close to the control button 600, the control button wiring area 610 is provided with a plurality of jacks, the jacks are electrically connected with the terminals of the control buttons 600 through electric wires in the main platform body 10, and the jacks are used for realizing direct plugging and unplugging of banana plug connecting wires and jacks so as to enable the control button 600 to be connected into or removed from a circuit; when the control button 600 is needed to switch on and off the circuit, the corresponding socket can be connected through the banana plug connecting wire, so that the corresponding control button 600 is connected into the circuit, and a single digital quantity signal is provided for a PLC component, a servo driver or a frequency converter. The table further comprises a plurality of indicating lamps 700, the indicating lamps 700 are arranged on the upper surface of the main table body 10 in parallel and fixedly arranged, and the indicating lamps 700 are used for lighting and indicating after being electrified; an indicator light wiring area 710 is arranged at a position close to the indicator light 700, the indicator light wiring area 710 is provided with a plurality of sockets, and the sockets are electrically connected with the terminals of the indicator lights 700 through electric wires in the main table body 10 and are used for realizing direct plugging of banana plug connecting wires and sockets so as to enable the indicator light 700 to be connected into or removed from a circuit; when the indicator lamp 700 is needed to be used for indicating the power-on of the circuit, the indicator lamp 700 can be connected with a corresponding socket through a banana plug connecting line, so that the corresponding indicator lamp 700 is connected into the circuit and used for indicating the signal output lighting after the PLC component is powered on; control button 600 has enriched the circuit control mode of laboratory bench, and pilot lamp 700 has enriched the circuit monitoring mode of laboratory bench, makes the laboratory bench be more suitable for, can make abundanter circuit.
The embodiment further comprises a touch screen 800, the touch screen 800 is a siemens KTP700 touch screen, the touch screen 800 is detachably connected to the upper surface of the main table body 10 through a screw, the touch screen 800 exposes the upper surface of the main table body 10, the touch screen 800 performs data transmission with the PLC component 80 through the industrial ethernet switch 100 and the profinet field bus 200, and the operation data of the servo motor 40 or the asynchronous motor 70 are monitored in real time and can also be directly connected with a frequency converter or a servo driver to monitor the two. A USB interface 810 is disposed near the touch screen 800, the USB interface 810 is disposed on the upper surface of the main stage 10, the USB interface 810 is in communication connection with the touch screen 800, and the USB interface 810 is used for the touch screen 800 to communicate with an external device.
In this embodiment, the power switch area 900 is further included, the power switch area 900 is disposed on the upper surface of the main stage body 10, and the power switch area 900 includes: a PLC module power switch, a servo driver power switch, a touch panel power switch, a switch power switch, and a converter power switch (not shown). The PLC component power switch is used for starting or disconnecting the PLC component power supply; the servo driver power switch is used for starting or disconnecting the power supply of the servo driver 20; the touch screen power switch is used for starting or disconnecting the power supply of the touch screen 800; the switch power switch is used for starting or disconnecting the power supply of the industrial Ethernet switch 100; the inverter power switch is used to start or disconnect the inverter 50 power. And each different component is subjected to independent power-on control, and only the component needing to be used can be started, so that the waste of electric power is avoided, and the electric energy is saved.
The upper surface of the main table body 10 is inclined, the lower part of the inclined upper surface is arranged to be a horizontal upper surface, and the control button 600, the control button wiring area 610, the indicating lamp 700 and the indicating lamp wiring area 710 are arranged on the horizontal upper surface, so that the control button 600 and the indicating lamp 700 are arranged in a row, and visual observation of human eyes is facilitated. The servo driver 20, the servo wiring area 30, the frequency converter 50, the frequency conversion wiring area 60, the PLC component 80, the PLC wiring area 90, the industrial Ethernet switch 100, the input component wiring area 350, the potentiometer 400, the potentiometer wiring area 410, the touch screen 800, the USB interface 810 and the power switch area 900 are located on the inclined plane of the upper surface of the main platform body 10, so that data and plug wire operation can be observed by human eyes conveniently, and the operation habit of a human body is met.
The experiment table can also perform profinet field bus control experiments by forming different circuits:
the first PLC and the second PLC directly carry out communication between the master station and the slave station through a profinet field bus; namely, the cooperative work among the PLCs with different magnitudes is realized.
The first PLC communicates with the industrial Ethernet switch through a profinet field bus, and the industrial Ethernet switch communicates with the second PLC and/or the touch screen through the profinet field bus.
The temperature transmitter is connected with the first PLC, and the first PLC is communicated with the frequency converter directly through a profinet field bus; industrial control is achieved according to temperature.
The second PLC is directly communicated with the frequency converter through a profinet field bus; and the acceleration and deceleration and the forward and reverse rotation of the motor are directly realized through the second PLC.
The first PLC communicates with the industrial Ethernet switch through a profinet field bus, and the industrial Ethernet switch communicates with the frequency converter and/or the touch screen through the profinet field bus.
The second PLC communicates with the industrial Ethernet switch through a profinet field bus, and the industrial Ethernet switch communicates with the frequency converter and/or the touch screen through the profinet field bus.
The first PLC is connected with the distributed I/O through a profinet field bus, and the distributed I/O is connected with the analog quantity sensor or the digital quantity sensor through the I/O wiring point, so that the control of the analog quantity or the digital quantity on the first PLC is realized.
The second PLC is connected with the distributed I/O through a profinet field bus, and the distributed I/O is connected with the analog quantity sensor or the digital quantity sensor through the I/O wiring point, so that the control of the analog quantity or the digital quantity on the second PLC is realized.
The first PLC is connected with the industrial Ethernet switch through a profinet field bus, and the industrial Ethernet switch is connected with the touch screen through the profinet field bus; and the first PLC is in communication connection with the touch screen.
The second PLC is connected with the industrial Ethernet switch through a profinet field bus, and the industrial Ethernet switch is connected with the touch screen through the profinet field bus; and the communication connection between the second PLC and the touch screen is realized.
The first PLC is connected with an industrial Ethernet switch through a profinet field bus, and the industrial Ethernet switch is connected with the servo driver through the profinet field bus; and realizing communication connection between the first PLC and the servo driver.
The second PLC is connected with the servo driver through a profinet field bus; and realizing the communication connection between the second PLC and the servo driver.
The first PLC is connected with an industrial Ethernet switch through a profinet field bus, the industrial Ethernet switch is connected with the touch screen through the profinet field bus, and the industrial Ethernet switch is connected with the servo driver through the profinet field bus; and the first PLC is in communication connection with the touch screen and the servo driver.
The second PLC is connected with the industrial Ethernet switch through a profinet field bus, the industrial Ethernet switch is connected with the touch screen through the profinet field bus, and the industrial Ethernet switch is connected with the servo driver through the profinet field bus; and the communication connection between the second PLC and the touch screen and between the second PLC and the servo driver is realized.
The first PLC or the second PLC is connected with an industrial Ethernet switch through a profinet field bus, the industrial Ethernet switch is connected with distributed I/O, the industrial Ethernet switch is connected with a frequency converter, and the industrial Ethernet switch is connected with a touch screen for communication.
The first PLC or the second PLC is connected with an industrial Ethernet switch through a profinet field bus, the industrial Ethernet switch is connected with the distributed I/O, the industrial Ethernet switch is connected with the servo driver, and the industrial Ethernet switch is connected with the touch screen for communication.
The above is an example of an electrical experiment that can be performed, and other electrical experiments can be realized according to the combination of each component.
The utility model provides a multifunctional experiment table of profinet field bus control motor, control mode through asynchronous machine 70 and servo motor 40 is integrated to same experiment table, and connect the socket of different wiring district through banana plug connecting wire, can constitute the automated control application circuit of different controllers, carry out PLC subassembly 80 and servo driver 20 or between PLC subassembly 80 and converter 50 or between PLC subassembly 80 and touch-sensitive screen 800 through industrial Ethernet switch 100 and profinet field bus 200 and carry out data transmission through profinet field bus protocol, make data transmission more stable, remote data transmission in the integrated industrial production control, be favorable to realizing the real-time control to the motor, adopt first PLC82 and the second PLC83 of different grades, correspond the industrial control system of simulating different grades respectively, make the student know automation more comprehensively, the problem of digital quantity/analog quantity signal acquisition, motor control mode single and be unfavorable for the student to master industrial sensor digital quantity/analog quantity signal acquisition, motor control mode comprehensively in the teaching experiment is solved.
It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.
Claims (10)
1. The utility model provides a multi-functional laboratory bench of profinet field bus control motor, includes the main stage body, its characterized in that still includes:
the servo driver is detachably arranged on the upper surface of the main table body, and one end of the display is exposed out of the upper surface of the main table body;
the servo wiring area is fixedly arranged on the upper surface of the main platform body and is close to the servo driver, a plurality of sockets are arranged in the servo wiring area, the sockets are electrically connected with I/O wiring points of the servo driver in the main platform body through electric wires, and the sockets and the I/O wiring points of the servo driver correspond to be provided with numbers;
the servo motor is detachably arranged on the side surface of the main table body and is electrically connected with the servo driver;
the frequency converter is detachably arranged on the upper surface of the main platform body and one end of the display is exposed out of the upper surface of the main platform body;
the frequency conversion wiring area is fixedly arranged on the upper surface of the main platform body and is close to the frequency converter, a plurality of jacks are arranged in the frequency conversion wiring area, the jacks are electrically connected with I/O wiring points of the frequency converter in the main platform body through electric wires, and the jacks and the I/O wiring points of the frequency converter are correspondingly provided with numbers;
the asynchronous motor is detachably arranged on the side surface of the main platform body and is electrically connected with the frequency converter;
the PLC component is detachably arranged on the upper surface of the main platform body, and one displayed end is exposed out of the upper surface of the main platform body;
the PLC wiring area is fixedly arranged on the upper surface of the main platform body and is close to the PLC assembly, a plurality of sockets are arranged in the PLC wiring area, the sockets are electrically connected with I/O wiring points of the PLC assembly through electric wires in the main platform body, and the sockets and the I/O wiring points of the PLC assembly are correspondingly provided with numbers;
the industrial Ethernet switch is detachably arranged on the upper surface of the main platform body, and one end of the wiring is exposed out of the upper surface of the main platform body;
the profinet field bus is provided with a plurality of pieces, is connected with the PLC component and the industrial Ethernet switch through a profinet field bus protocol to realize communication between the PLC component and the industrial Ethernet switch, and is connected with the servo driver or the frequency converter and the industrial Ethernet switch to realize data communication;
the signal input assembly is fixedly arranged on the side surface of the main table body and provides an input electric signal for the circuit;
the input assembly wiring area is fixedly arranged on the upper surface of the main platform body, a plurality of jacks are arranged in the input assembly wiring area, the jacks are electrically connected with wiring ends of the signal input assembly through electric wires in the main platform body, and serial numbers are arranged on the jacks and the wiring ends of the signal input assembly correspondingly;
the input component wiring area is communicated with the PLC wiring area through a banana plug connecting line, and the PLC component transmits data to the frequency converter through a profinet field bus to realize the control of the asynchronous motor; or the PLC component transmits data to the servo driver through a profinet field bus to realize the control of the asynchronous motor.
2. The multifunctional experiment table for the profinet fieldbus controlled motor of claim 1, wherein the PLC component comprises: distributed I/O, a first PLC configured with 2048 control points at most, and a second PLC configured with more than 2048 control points;
PLC wiring area including: the PLC distribution system comprises a distributed I/O wiring area, a first PLC wiring area and a second PLC wiring area, wherein the distributed I/O wiring area is arranged corresponding to the distributed I/O, the first PLC wiring area is arranged corresponding to the first PLC, and the second PLC wiring area is arranged corresponding to the second PLC.
3. The multifunctional experiment table for the profinet field bus control motor according to claim 1, wherein the signal input assembly comprises:
the digital quantity sensor is used for providing a digital quantity electric signal for the circuit;
and the analog quantity sensor is used for providing an analog quantity electric signal for the circuit.
4. The multifunctional experimental bench for profinet fieldbus control motors of claim 3, wherein the analog quantity sensor comprises an atmospheric pressure transmitter, a temperature transmitter or a humidity transmitter.
5. The multifunctional experiment table for the profinet field bus control motor according to claim 4, further comprising:
the potentiometer is fixedly arranged on the upper surface of the main table body and generates variable voltage/current of analog quantity through manual adjustment;
the potentiometer wiring area is fixedly arranged on the upper surface of the main platform body, the potentiometer wiring area is provided with a plurality of sockets, and the sockets are connected with the wiring end of the potentiometer through an electric wire in the main platform body.
6. The multifunctional experiment table for the profinet field bus control motor according to claim 1, further comprising:
the control buttons are fixedly arranged on the upper surface of the main table body side by side and are used for controlling to provide single digital quantity signals for the PLC component, the servo driver and the frequency converter;
the control button wiring area is provided with a plurality of jacks, the jacks are electrically connected with wiring ends of the control buttons through electric wires in the main platform body, and the control button wiring area is used for realizing direct plugging of the banana plug connecting wire and the jacks so as to enable the control buttons to be connected into or removed from a circuit;
the indicating lamps are fixedly arranged on the upper surface of the main table body side by side and used for lighting indication of signal output after the PLC components are electrified;
the pilot lamp wiring district, the pilot lamp wiring district is provided with a plurality of socket, a plurality of socket is in the main station body is inside through electric wire electric connection the wiring end of a plurality of pilot lamp for realize the direct plug of banana plug connecting wire and socket and make the pilot lamp insert or shift out the circuit.
7. The multifunctional experiment table for the profinet field bus control motor according to claim 1, further comprising a touch screen, wherein the touch screen is arranged on the upper surface of the main table body, and the touch screen is connected with the industrial ethernet switch, the frequency converter or the servo driver through the profinet field bus.
8. The multifunctional experiment table for the profinet field bus control motor according to claim 7, further comprising a USB interface, wherein the USB interface is disposed on the upper surface of the main table body, and the USB interface is in communication connection with the touch screen and is used for data communication between the touch screen and an external device.
9. The multifunctional experimental bench for profinet fieldbus control motors of claim 8, further comprising a power switch section provided on an upper surface of the main bench body, the power switch section including:
the PLC component power switch is used for starting or disconnecting the PLC component power supply;
the servo driver power switch is used for starting or disconnecting the servo driver power supply;
the touch screen power switch is used for starting or disconnecting the touch screen power supply;
the switch power switch is used for starting or disconnecting the industrial Ethernet switch power supply;
and the frequency converter power switch is used for starting or disconnecting the frequency converter power supply.
10. The multifunctional laboratory table for a profinet fieldbus controlled motor of claim 6, wherein an upper surface of the main table body is inclined, and is disposed as a horizontal upper surface at a lower portion of the inclined upper surface, and the control button, the control button connection region, the indicator light, and the indicator light connection region are disposed on the horizontal upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920361540.0U CN210378083U (en) | 2019-03-21 | 2019-03-21 | Multifunctional experiment table for profinet field bus control motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920361540.0U CN210378083U (en) | 2019-03-21 | 2019-03-21 | Multifunctional experiment table for profinet field bus control motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210378083U true CN210378083U (en) | 2020-04-21 |
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ID=70245808
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920361540.0U Expired - Fee Related CN210378083U (en) | 2019-03-21 | 2019-03-21 | Multifunctional experiment table for profinet field bus control motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210378083U (en) |
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2019
- 2019-03-21 CN CN201920361540.0U patent/CN210378083U/en not_active Expired - Fee Related
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Granted publication date: 20200421 |