CN204595597U - The automatic aging testing table of electric actuator cage plate - Google Patents
The automatic aging testing table of electric actuator cage plate Download PDFInfo
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- CN204595597U CN204595597U CN201520125653.2U CN201520125653U CN204595597U CN 204595597 U CN204595597 U CN 204595597U CN 201520125653 U CN201520125653 U CN 201520125653U CN 204595597 U CN204595597 U CN 204595597U
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Abstract
The utility model discloses a kind of automatic aging testing table of electric actuator cage plate, comprise touch-screen, multiple multicircuit relay output module, the A.C. contactor of the corresponding setting of multiple with described multicircuit relay output module, and multiplely to control one to one and feedback signal module and power supply with electric actuator cage plate, wherein, described touch-screen is respectively with described multicircuit relay output module with to control and feedback signal module communication is connected.The utility model is using touch-screen as MODBUS master station, 8 road relay output modules and control and feedback signal module as MODBUS slave station string in MODBUS link by writing coil, write holding register, read states position, read states register makes actuator cage plate control actuator action, thus achieve to 32 cover cage plates carry out automatic aging test, improve the efficiency that cage plate is aging.
Description
Technical field
The utility model relates to electric actuator cage plate technical field, particularly relates to a kind of automatic aging testing table of electric actuator cage plate.
Background technology
Most products, as the failure rate shaped form seemingly bathtub over time of electric actuator cage plate, tub curve refers to that product is from putting in the whole life cycle till scrapping, and the change of its reliability presents certain rule.Can find out that from tub curve the failure rate of product roughly can be divided into three phases over time: early fault period, random failure period and wear-out fault phase.Age at failure and the wear-out fault phase rate that breaks down is higher in early days can to find out product from tub curve, and wear-out fault device product breaks down and to produce because product ran through the long period, and this is inevitable; And we can make product spend early fault period before dispatching from the factory by carrying out aging test to product, thus improve the stability of product.Generally be divided into actuator cage plate is aging: manual hand manipulation is aging, machine automatic aging.When product volume production, the aging workload of manual hand manipulation is large, and the cycle is long, and efficiency is low.Machine automatic aging efficiency is high, but machine automatic aging adopts PLC control system cost higher.
Utility model content
The purpose of this utility model is the technological deficiency for existing in prior art, and provides a kind of and be applicable to electric actuator cage plate and framework automatic aging testing table simply with low cost.
The technical scheme adopted for realizing the purpose of this utility model is:
A kind of automatic aging testing table of electric actuator cage plate, comprise touch-screen, multiple multicircuit relay output module, the A.C. contactor of the corresponding setting of multiple with described multicircuit relay output module, and multiplely to control one to one and feedback signal module and power supply with electric actuator cage plate, wherein, described touch-screen is respectively with described multicircuit relay output module with to control and feedback signal module communication is connected, described multicircuit relay output module is connected to control electric actuator cage plate with A.C. contactor and power supply is connected or cut off, described control and feedback signal module are by power supply energy supply and be connected with described electric actuator cage plate communication.
Described touch-screen is that the man-machine interface prestige synthetic fibre of band RS485 interface leads to touch-screen, described multiple multicircuit relay output modules are communicated with touch-screen by MODBUS agreement, and touch-screen makes multicircuit relay output module output with electric actuator cage plate that gating A.C. contactor be correspondence power with MODBUS agreement by writing coil as MODBUS master station.
Described multiple middle multicircuit relay output module one of them be the primary module be communicated with touch-screen by MODBUS agreement, all the other be by I IC bus and primary module cascade from module.
Described multicircuit relay output module is 8 road output relay modules.
Compared with prior art, the beneficial effects of the utility model are:
The utility model is using touch-screen as MODBUS master station, 8 road relay output modules and control and feedback signal module as MODBUS slave station string in MODBUS link by writing coil, write holding register, read states position, read states register makes actuator cage plate control actuator action, thus achieve to 32 cover cage plates carry out automatic aging test, improve the efficiency that cage plate is aging.Meanwhile, the cost adopting the cost of 8 road relay output modules and control and feedback signal module to realize automatic aging than utilization PLC is in systems in which much lower.
Accompanying drawing explanation
Figure 1 shows that the structural representation of the automatic aging testing table of electric actuator cage plate of the present utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
It should be noted that, electric actuator cage plate is the core ECU (Electrical Control Unit) of the whole topworks of motorized valve, is equivalent to the brain of people.Topworks is primarily of special DC brushless torque motor, position transducer, turbine, worm screw, output shaft, control driver element (i.e. electric actuator cage plate), on the spot non-intruding guidance panel and handwheel composition.Control driver element (i.e. electric actuator cage plate) mainly to comprise: terminal block terminal strip, filter band, power panel, frequency conversion drive plate, master control board, station acquisition plate etc., it accepts on-the-spot switch or remote switch amount, analog quantity or discrete control signal, and drive motor rotates, driven by motor worm and gear driver output axle rotates, position transducer detects the displacement of electric machine rotation, and give control panel by position signalling, when control panel detects the position consistency specified by position signalling and given control signal, cut off motor power, make topworks out of service by characteristics such as worm and gear self-lockings.
As shown in Figure 1, the automatic aging testing table of electric actuator cage plate of the present utility model comprises touch-screen, as man-machine interface prestige synthetic fibre leads to touch-screen 1, multiple multicircuit relay output module, as 48 road relay output modules 2, the break-make that can control 32 A.C. contactors 7 so is altogether selected, 32 respectively with electric actuator cage plate A.C. contactor 3 and controlling and feedback signal module 4 and power supply 6 one to one, wherein, described touch-screen is respectively with described multicircuit relay output module with to control and feedback signal module communication is connected, described multicircuit relay output module is connected with A.C. contactor to control with actuator 5 that electric actuator cage plate 5 and power supply are connected or cut off one to one, described control and feedback signal module are by power supply energy supply and be connected with described electric actuator cage plate communication.Wherein, described touch-screen is that the man-machine interface prestige synthetic fibre of band RS485 interface leads to touch-screen, described multiple middle multicircuit relay output module one of them be the primary module be communicated with touch-screen by MODBUS agreement, all the other be by iic bus and primary module cascade from module, touch-screen as MODBUS master station, with MODBUS agreement, by writing coil to make multicircuit relay output module export with gating A.C. contactor being correspondence, power by electric actuator cage plate.
Man-machine interface prestige synthetic fibre leads to touch-screen, model is TK6070ip, touch-screen by RS485 and Modbus bus signals (2 lines) respectively with 8 road relay output modules and to control and feedback signal module carries out data transmission, this touch-screen comprises: automatic/hand switches, simulation/switching over, controlling value and value of feedback display, cage plate number display, the automatic aging time sets, cage plate selected zone, number of run record.Automatic/hand is used for making automatic aging testing table automatic aging cage plate or the aging cage plate of manual operation.Simulation/switch is used for setting cage plate with analog quantity 4-20mA or with the action of digital output modul actuator.Given valve position value can be observed by controlling value viewing area; The valve position value of actuator can be observed by value of feedback viewing area.Which cage plate can be observed by cage plate number and be in ageing state.Amendment automatic aging time setting value can change the digestion time of each cage plate.Can select from cage plate selected zone the cage plate number wanting operation under manual mode, after selection, manual operation can be carried out to this cage plate.By touch screen human-computer interface, we can recognize the running status of cage plate easily; Can switch simultaneously simulation/switch by cage plate with different control modes to control actuator action.Within the system, touch screen human-computer interface as MODBUS master station, by MODBUS agreement transmission of information.
Specifically, automatic aging is realized by preset program, according to the time that every platform that touch-screen sets runs in program, working time to after touch-screen by coil power down that 05 function in Modbus agreement forces this corresponding, corresponding A.C. contactor is disconnected, and the coil making next corresponding obtains electric thus next A.C. contactor adhesive powers to cage plate, circulation is carried out so successively.In automatic aging process, the transmission of touch-screen Analog control signal carrys out the holding register in writing module by 06 function in Modbus agreement thus makes module export the control signal of 4-20mA, the reception of touch-screen feedback signal carrys out the input register in read module by 04 function in Modbus agreement and obtains the feedback information of valve position, touch-screen status bit message is reach position by Modbus agreement, 02 function is carried out the mode bit in read module and obtained cage plate, the state feedback information such as pass puts in place, the transmission of touch-screen switch amount control signal makes the relay adhesive in module realize ON signal by the 05 function coil come in writing module in Modbus agreement, OFF signal, stop signal.Programmed logic, first judges it is automatic mode or manual mode, if just judge it is that then digital output modul or Analog control manually go to handle cage plate under manual mode; If automatic mode then starts timing, if whether the time that first judges reaches setting-up time do not reach setting-up time, according to switching value or analog quantity mode go run, be switched to after the time reaches next cage plate and selectively mode run.
Control of the present utility model and feedback signal module provide control signal to actuator cage plate, and accept the feedback signal of actuator cage plate, in this system, totally 32 controls and feedback signal module are as MODBUS slave station string in MODBUS serial link, and each module can connect an electric actuator cage plate.Wherein, control in the present embodiment and the employing of feedback signal module be the pic single-chip microcomputer of Wei Xin company of the U.S., this circuit has 4-20mA output function for cage plate provides Analog control signal, 4-20mA signals collecting function receives the analog output signal on cage plate, digital output modul signal produces (by module is opened time manual, close, stop the switching manipulation that button realizes actuator), mode bit signals collecting function (reaches position as mode bit on cage plate, pass puts in place, exertin, resultant fault, remote scene), serial communication function (realizes the Modbus communication of touch-screen and intermodule, and then realize the exchange of control information and feedback information), numeral method analogue enlargement value (by button adjustment in module) and valve position feedback value, the running status of pilot lamp instruction cage plate, this similarly to the prior art, again no longer launch to describe.Under automatic aging state, during analogue enlargement, MODBUS master station sends the control signal of 4-20mA in a certain order to slave station, cage plate controls actuator action according to this signal; During digital output modul, whether MODBUS master station puts in place according to slave station the order sending and open or close, and cage plate controls actuator according to switch command and opens or closes.This module can also pass through numeral method controlling value and value of feedback, and indicate long-range/on-the-spot in addition, reach position, pass puts in place, exertin, the pilot lamp of resultant fault state simultaneously, and whether this is also that we observe cage plate work very easily normal.
The utility model is using touch-screen as MODBUS master station, 8 road relay output modules and control and feedback signal module as MODBUS slave station string in MODBUS link by writing coil, write holding register, read states position, read states register makes actuator cage plate control actuator action, thus achieve to 32 cover cage plates carry out automatic aging test, improve the efficiency that cage plate is aging.Meanwhile, the cost adopting the cost of 8 road relay output modules and control and feedback signal module to realize automatic aging than utilization PLC is in systems in which much lower.
The above is only preferred implementation of the present utility model; it should be noted that; for those skilled in the art; under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (4)
1. the automatic aging testing table of an electric actuator cage plate, it is characterized in that, comprise touch-screen, multiple multicircuit relay output module, the A.C. contactor of the corresponding setting of multiple with described multicircuit relay output module, and multiplely to control one to one and feedback signal module and power supply with electric actuator cage plate, wherein, described touch-screen is respectively with described multicircuit relay output module with to control and feedback signal module communication is connected, described multicircuit relay output module is connected to control electric actuator cage plate with A.C. contactor and power supply is connected or cut off, described control and feedback signal module are by power supply energy supply and be connected with described electric actuator cage plate communication.
2. automatic aging testing table as claimed in claim 1, it is characterized in that, described touch-screen is that the man-machine interface prestige synthetic fibre of band RS485 interface leads to touch-screen, described multiple multicircuit relay output modules are communicated with touch-screen by MODBUS agreement, and touch-screen makes multicircuit relay output module output with electric actuator cage plate that gating A.C. contactor be correspondence power with MODBUS agreement by writing coil as MODBUS master station.
3. automatic aging testing table as claimed in claim 2, is characterized in that, described multiple middle multicircuit relay output module one of them be the primary module be communicated with touch-screen by MODBUS agreement, all the other be by iic bus and primary module cascade from module.
4. automatic aging testing table as claimed in claim 1, it is characterized in that, described multicircuit relay output module is 8 road output relay modules.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520125653.2U CN204595597U (en) | 2015-03-04 | 2015-03-04 | The automatic aging testing table of electric actuator cage plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520125653.2U CN204595597U (en) | 2015-03-04 | 2015-03-04 | The automatic aging testing table of electric actuator cage plate |
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| CN204595597U true CN204595597U (en) | 2015-08-26 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106020171A (en) * | 2016-07-08 | 2016-10-12 | 天津市津达执行器有限公司 | Debugging station for main control board of actuator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106020171A (en) * | 2016-07-08 | 2016-10-12 | 天津市津达执行器有限公司 | Debugging station for main control board of actuator |
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