CN103995197B - A kind of aging testing apparatus of electronic product - Google Patents
A kind of aging testing apparatus of electronic product Download PDFInfo
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- CN103995197B CN103995197B CN201410217622.XA CN201410217622A CN103995197B CN 103995197 B CN103995197 B CN 103995197B CN 201410217622 A CN201410217622 A CN 201410217622A CN 103995197 B CN103995197 B CN 103995197B
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Abstract
In particular, the present invention relates to a kind of equipment of electronic product ageing management.The equipment includes test module, master control system and monitoring terminal, and test module signal connection master control system, master control system connection monitoring terminal, test module includes multiple AC current collecting terminals, and master control system includes Service Processing Module, Service Processing Module；Service Processing Module includes master control borad, FPGA, ammeter, voltmeter and switch module, and FPGA is electrically connected by 458 ports with ammeter, voltmeter respectively；The multiple AC current collecting terminals of FPGA electrical connections, multiple AC current collecting terminal combinations in groups and converge into bus and connect ammeter and voltmeter respectively；FPGA connects master control borad by serial bus；The electronic product aging testing apparatus are a kind of electronic products for adapting to variety classes and power, can mass, scale is to the aging testing apparatus of electronic product unification detection, and the ageing equipment detection efficiency is high, can meet and industrialize needs.
Description
Technical field
The invention belongs to electric detective technology field, more particularly to a kind of equipment of electronic product ageing management.
Background technology
Electronic product is a lot, their easy aging, prior arts such as including LED, bulb lamp, portable power source, adapter
In seldom exist for these electronic products carry out batch, standardization detect aging testing system.
By taking LED as an example, LED industry quickly grows, LED related devices also relative maturity, but is especially being lost in LED component
The effect aspect such as mechanism still lacks systematic research, thus in design, manufacture and in the link such as applying LED integrity problem one
It is directly a problem in the industry, and directly affects the expansion of application field and go deep into.In applied fields such as illumination, display devices
Close, LED matrix is often made up of plurality of LEDs, its electric performance stablity, Photochromic Properties decay uniformity and service life requirement are all
It is very high, and after working long hours, each LEDs colour temperature, colour rendering, excitation, spatial distribution, light-emitting uniformity and illumination etc.
Characteristic will all change with use time；In addition, installing the normal LED of preliminary work, occur after lighting a period of time
Half-light, flash, failure, be interrupted the phenomenon such as bright, serious infringement is brought to product.Simultaneously can not be timely to the product for going wrong
It was found that and record, and staff worked long hours at aging of high light high temperature the injury brought to body the problems such as also urgently
It is to be solved.
In addition to LED, the aging speed of other electronic products is directly and product quality is closely bound up, consequently, it is frequently necessary to
Degree of aging to these electronic products is tested, and is all individually test to these electronic product burn-in tests, not only at present
Lack good test equipment, and individually piecemeal test very labor intensive and time, inefficiency, lacking can be by
Multi-product carries out mass, scale and carries out unified aging testing apparatus.
The content of the invention
Based on above-mentioned problems of the prior art, technical problem to be solved of the invention is to provide a kind of energy
Adapt to the electronic product of variety classes and power, can mass, scale to the aging testing apparatus of electronic product unification detection,
The aging testing apparatus of the electronic product are used in the factory of production electronic product, ageing management efficiency high, meet industrialization
Test needs, and also has automatic correction, abnormal alarm, measurement data real-time storage function in addition.
In order to solve above-mentioned technical problem to be solved, present invention employs following technical scheme：
A kind of aging testing apparatus of electronic product, the electronic product is any in LED, portable power source or bulb lamp
It is a kind of；The aging testing apparatus are made up of test module, master control system and monitoring terminal, test module signal connection master control system
System, master control system is connected by network communication with monitoring terminal interactive mode, and the test module includes that multiple having electronics are produced
The AC current collecting terminal of product socket；The master control system, the setting for being responsible for each parameter, sending data to module please
Ask, receive the data for returning, and do respective handling, and display preserves warning message；The master control system includes Business Processing
Module, the Service Processing Module is used to process the data that AC current collecting terminal is sent up；The Service Processing Module bag
Include master control borad, FPGA, ammeter, voltmeter and switch module, the FPGA respectively by 458 ports and the ammeter,
Voltmeter is electrically connected；The FPGA is electrically connected by multiple TTL serial ports with multiple AC current collecting terminals, and FPGA also leads to
Cross switch module and electrically connect the AC current collecting terminal；Multiple AC current collecting terminal combinations in groups and are converged into total
Line connects the ammeter and voltmeter respectively；The FPGA connects the master control borad by serial bus；The monitoring terminal,
For pre-setting parameter, abnormal when occurring, multiple AC current collecting terminals can obtain abnormal signal and be sent to
Processed to master control system and alarmed, the monitoring terminal is received alarm abnormal information and preserves result.
Preferably, the AC current collecting terminal is included for being interacted with master control system and exectorial three moulds
Block, is respectively electric current induction module, encoding setting module and communication module, is connected with each other between three modules and for performing such as
Lower function：I () electric current obtains function, that is, obtain the present current value of each electronic product, and current value is sent into master control system
System is processed and obtained a result；(ii) numbering function, i.e. each AC current collecting terminal toggle switch determine oneself
Coding, orders each AC current collecting terminal to dial current after toggle switch is determined by the numbering of master control system
Code switch value reads and preserves as the numbering of oneself, while corresponding numbering lantern festival flashes according to current number value；(iii)
Communication test function, i.e. master control system equipment are sent after communication test order if normal each the AC current collecting terminal of communication
Command information to the encoded radio comprising oneself can be returned, for test each AC current collecting terminal communication whether into
Work(.
Preferably, the AC current collecting terminal includes the first connector, the use for connecting electronic product socket
The second connector, power pack, operational amplifier, comparator, MCU, power module and encoding setting in connection FPGA
Module；First connector passes sequentially through power pack, operational amplifier, comparator connection MCU, and MCU is linked back the electricity
Current converter；Encoding setting module connects MCU, and MCU is connected with the second connector again, and the second connector is connected and controls power supply mould
Block, power module distinguishes concatenation operation amplifier, comparator and MCU and it is powered.
Preferably, the switch module is made up of relay control panel and A.C. contactor, the FPGA passes through relay
Device control panel connects the A.C. contactor, and A.C. contactor connects the AC current collecting terminal.
Preferably, the aging testing apparatus include multiple master control systems, multiple master control systems are connected to a monitoring
In terminal, and each described master control system connects multiple AC current collecting terminals respectively.
Preferably, the monitoring terminal is PC and/or mobile device.
Preferably, also including temperature sensor, temperature sensor location is near AC current collecting terminal, TEMP
Device is directly connected to the master control system.
Preferably, the aging testing apparatus also include enterprises ERP system, in the master control system connection enterprise
Portion's ERP system, is used to for the data that the test result and warning message are saved in database to be in real time sent to enterprises ERP
System.
Preferably, the master control system also includes human-computer interface module, the human-computer interface module, for display system
Information, group status information and warning message, and selected for Zu He areas and use function key-press input.
Compared with prior art, it is in time, quickly and efficiently rejects defective product, timely finds and record electricity
Various exceptions in the sub- aging of product, and staff is reduced as far as possible in the residence time of aging, present invention exploitation is above-mentioned
Electronic product aging testing apparatus, the master control system core of the aging testing apparatus is Service Processing Module, Business Processing
Module process data is master control borad, and master control borad bus is connected FPGA and extended to form Multi-serial port by FPGA, so as to rule
Modelling ground connection AC current collecting terminal, and to multiple AC current collecting terminals collection come test signal carry out respectively,
Set is grouped and collects and is uniformly processed.Such as, multiple AC current collecting terminals separate in multigroup, use it ammeter and voltage
Table carries out a group test, and FPGA connects the master control borad eventually through serial bus.In present invention further optimization scheme,
Aging testing apparatus of the invention can also be multiple master control systems, and multiple master control systems are connected to a monitoring terminal, each
Master control system connects multiple AC current collecting terminals respectively, and more large batch of unified test is carried out with this, and testing efficiency is non-
Chang Gao.Further, since the presence of monitoring terminal, the aging testing system can carry out the work of mass real-time detection electronic product
Make parameter, also different test patterns can be set according to different degradation schemes, can freely set the testing time and light
Attack time, all test datas are saved in database by network, and further preferred scheme also includes can Nei Lian enterprise ERP
System, 24 hour records and can check test result and warning message, can accurately obtain the test result of each lamp position, support existing
Field control and remote control, while by changing different frock clamps and setting the different types of electronics of corresponding parameter testing
Product.
Brief description of the drawings
Fig. 1：The overall architecture block diagram of aging testing apparatus in the embodiment of the present invention.
Fig. 2：The annexation figure of the specific module of aging testing apparatus and part in the embodiment of the present invention.
Fig. 3：The circuit theory diagrams of FPGA docking stations in the embodiment of the present invention.
Fig. 4：The FB(flow block) of Service Processing Module work in the embodiment of the present invention.
Fig. 5：LED aging testing systems carry out the overall procedure block diagram of information processing in the embodiment of the present invention.
Fig. 6：The FB(flow block) of serial ports instruction treatment in the embodiment of the present invention.
Fig. 7：The FB(flow block) of current value acquisition process in the embodiment of the present invention.
Fig. 8：The circuit diagram of AC current collecting terminal in the embodiment of the present invention.
Specific embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
Embodiment 1：Binding function illustrates hardware configuration of the invention.
As shown in figure 1, the aging testing system of the electronic product of the present embodiment is divided into three parts：Test module, master control
System and monitoring terminal, monitoring terminal are PC and/or mobile device, and mobile device is wireless mobile apparatus.PC and/or nothing
Application software is respectively mounted on line mobile device, PC and wireless mobile apparatus have similar effect, can only with PC or
Wireless mobile apparatus, it is also possible to while having PC and mobile device.In following citings, the preferred electronics of the embodiment of the present invention
LED in product is used as test object.
Above-mentioned test module signal connects master control system, and test module includes multiple with LED sockets and can connect LED's
AC current collecting terminal, test module therein includes several AC current collecting terminals, and main control module is controlled by ordering
Each AC current collecting terminal is made, the present current value of each lamp is obtained, and these current values is carried out into treatment and obtain a result,
Result is uploaded into PC and mobile device terminal simultaneously in the event of abnormal then alarm and by result preservation, data are saved in
Storehouse.PC and/or mobile device can check every feelings of the work of equipment at any time by the parameter of every equipment of network settings
Condition.
Specifically, the AC current collecting terminal of the present embodiment is included for being interacted with master control system and exectorial electricity
Stream induction module, encoding setting module and communication module, are connected with each other between three modules.Wherein：Communication module is used to be responsible for
The order that host computer sends is received, and corresponding action is performed according to the type of order, specific instructions include：Obtain coding ground
Location, correcting current, communication test and electric current are obtained.Encoding setting module be used for be responsible for set each device address, and according to
The parameter of communication module completes the reading of coded address, preserve etc..Electric current induction module is used for complete according to the order of communication module
Into the acquisition of current value, by way of repeatedly obtaining current value and averaging, final result is sent back to by communication module
Master control system.The hardware concrete structure of above-mentioned AC current collecting terminal is as shown in figure 8, AC current collecting terminal includes using
In the first connector, the second connector, power pack, the operation amplifier for connecting FPGA of connection electronic product socket
Device, comparator, MCU, power module and encoding setting module.First connector passes sequentially through power pack, operation amplifier
Device, comparator connection MCU, MCU are linked back power pack.General subject electronic product input 0-50HZ to be tested, the electricity of 0~5A
Stream signal, power pack is converted into the voltage signal input operational amplifier of 0-200mV sine waves, and operational amplifier will
It zooms into the sine wave signal of 0~5V, then is compared in comparator, and transports to MCU.MCU and power pack are connected, and
It is responsible for calibration power pack.Encoding setting module is independently connected MCU, and MCU is connected with the second connector again, the second connector
Connect and control power module, power module to distinguish concatenation operation amplifier, comparator and MCU and powered to it.
An above-mentioned equipment is that a set of LED aging testing systems are divided into 18 groups, every 6 Zu Shiyige areas, common A, B, C tri-
Individual area, each group maximum can support 256 AC current collecting terminals, phase between three modules in AC current collecting terminal
Connect and such as issued orders for performing：First, electric current obtains order, that is, obtain the present current value of each LED, and by electric current
Value is sent to master control system and is processed and obtained a result；2nd, numbering order, each AC current collecting terminal is opened by dial-up
Close to determine the coding of oneself, by each AC current collecting of the numbering order of master control system after toggle switch is determined
Current toggle switch value is read and preserves the numbering as oneself by terminal, while corresponding numbering lantern festival is according to current volume
Number value flicker.Communication test order, communication test order be mainly test each terminal communication whether succeed, work as master control system
Equipment is sent after communication test order if normal each terminal-pair of communication can return to volume of a string of command words including oneself
Code value.What normal master control system equipment when use sent is electric current querying command, receives the terminal of order by nearest 5
The secondary current value for detecting returns to master control system.
Above-mentioned master control system is used to be responsible for the setting of each parameter, and request of data is sent to module, receives the data for returning, and
Respective handling is done, and display preserves warning message.Master control system is handed over by network and PC and wireless mobile apparatus terminal
Mutual formula connection.Master control system is broadly divided into：Human-computer interface module, Service Processing Module.
Human-computer interface module therein includes multiple interfaces, is respectively main runnable interface, system parameter setting interface, A
Area sets interface, B areas and sets interface and C areas setting interface.Wherein：
Main runnable interface：It is broadly divided into four parts：System information, group status information, warning message, Zu He areas selector
Point, function button area.System information：Show the system time, network ip address, current temperature value, the machine ID, lamp bracket voltage.
Group status information：Display group number, the state of group (use, pause, wait, complete etc.), total time (target detection time), survey
Examination time, global cycle number of times, cycle-index, Test code (product test batch), power (performance number of current group lamp), letter
Breath frame (display specific arrange parameter), lamp state (totally 4 kinds of colors, red represent communication failure, it is greyish white represent current anomaly,
Dark-grey representative is not used, and green represents working properly).Warning message：When (specific to the second) that what occurs is different for display
Often (current anomaly, or communication abnormality).The selection in Zu He areas：Area has three buttons to represent A, B, C area respectively, group have six by
Key is represented and represents 1,2,3,4,5,6 groups, each area 6 groups of correspondence respectively.Each area can be checked by these key combinations
The working condition of each group.Function button area：It is main to there is removing button (to correspond to each group operation, clicking on this button remove choosing
Middle group of all parameters), pause button (work at present of pause selected sets, A.C. contactor can flick), whole pause buttons (temporarily
Stop the work of all working group, the A.C. contactor of all working can all be flicked, must be pressed into interface time button is set),
Start timing button (after all parameter settings are finished, returning to main interface, now equipment is just started working to press this button), set
Put button (coordinating whole pause buttons, into setting interface), touch screen calibration button (being responsible for calibration touch-screen).
System sets interface：System sets interface and mainly completes the setting of local ip address, the setting of server ip address,
The setting of system time, lamp bracket ID are set, lamp bracket group number is set, lamp bracket voltage is set, measurement error is reached the standard grade setting, measurement error
Lower limit setting, system upgrade button etc..
A areas set interface：It is divided into two parts, packet is set and model selection.If packet is set tests each exchange
Whether the communication of current acquisition terminal is normal and be each AC current collecting terminal number.Specific works are first to select current
Initial group number and terminate group number, then button by number, equipment can think that all AC current collecting terminals of selected sets send
Numbering order, the Information display numbering after the completion of numbering further below is completed.After pressing self-inspection button, system is to the every of selected sets
Individual lamp order is sent during communication test order following information column can show communication check, and test result can be shown after the completion of test,
If communication error, can show which lamp communication abnormality specifically organized, while the state area in the lamp of main working interface also can
It is red to have corresponding lamp position color.
Model selection：It is divided into three parts, first part includes：Group number is responsible for determining which group in this area, enables negative
Duty determines whether this group selects, and power is responsible for being input into this group of watt level of lamp.The second part mainly includes：Current lamp position
Sum, responsible determination needs to detect several lamps.Lamp position is set and is mainly responsible for the lamp position to be tested of selection.Mainly wrap 3rd part
Include test pattern：Mainly include three phases, each stage is divided into lighting time, the time of turning off the light, cycle-index.Three phases can
To be optionally combined.Fully meet different test pattern demands.
It is identical with A areas setting interface with C areas setting interface that B areas set interface.
PC and/or wireless mobile apparatus terminal, can be set the parameter of the aging lamp bracket equipment of each LED, go out when there is lamp bracket
Now abnormal, multiple AC current collecting terminals can obtain abnormal signal and send it to master control system and be processed and reported
Alert, PC and/or wireless mobile apparatus terminal receive alarm abnormal information and preserve result and result is uploaded into PC simultaneously
Database is saved in eventually with mobile device；The PC and/or wireless mobile apparatus terminal can freely set inquiry per Desk lamp support
The working condition of equipment, and work state information is saved in database；And the wireless mobile apparatus terminal can be by Web
Server remote sets and monitors every ruuning situation of equipment.
Service Processing Module therein is used for control, the alarm signal of the traversal, A.C. contactor of AC current collecting terminal
The treatment of breath, the treatment of test result, parameter are preserved and networking command treatment, flow chart specific as follows 4.And Service Processing Module
As shown in figures 3 and 8, Service Processing Module includes master control borad, FPGA, ammeter, voltmeter and switch to hardware concrete structure
Module, and switch module is made up of relay control panel and A.C. contactor, FPGA passes through 458 ports and the electric current respectively
Table, voltmeter electrical connection.FPGA is electrically connected by multiple TTL serial ports with multiple AC current collecting terminals, multiple described
AC current collecting terminal combinations in groups and converge into bus and connect the ammeter and voltmeter respectively, and FPGA passes through serial bus
Connect the master control borad.FPGA also connects A.C. contactor by relay control panel, and A.C. contactor connection alternating current is adopted
Collection terminal.Foregoing description crosses the hardware configuration of AC current collecting terminal, it is understood that wherein FPGA is exactly by TTL serial ports
Complete to be connected with the second connector of AC current collecting terminal.
Above-mentioned master control system is by network and PC and the interactive connection of wireless mobile apparatus, and PC and/or wireless
Mobile device terminal, the setting of the main complete parameter for forming apparatus and the reception of test data are preserved.PC or wireless mobile
Device end connects multiple LED test lamps and sets up standby by master control system, and the parameter of the aging lamp bracket equipment of LED can be set.When having
There is exception in lamp bracket, and multiple AC current collecting terminals can obtain abnormal signal and send it to master control system and be processed simultaneously
Alarm, PC or wireless mobile apparatus terminal receive alarm abnormal information and by result preserve simultaneously by result upload to PC and
Mobile device is saved in database eventually.
Above-mentioned PC and/or wireless mobile apparatus terminal can freely set working condition of the inquiry per Desk lamp support equipment, and
Work state information is saved in database；And wireless mobile apparatus terminal can be remotely located by Web server and be monitored
Every ruuning situation of equipment.
When using, the ageing testing method carried out using above-mentioned aging testing apparatus, the method is comprised the following steps：
A. multiple electronic products are plugged on the socket of multiple AC current collecting terminals respectively, open electronic product old
Change test system, system automatically begins to initiating hardware, specifically includes：Pin configuration, timer configuration and serial ports are configured；
B. after completing Initialize installation, parameter information is then read, is for the first time if parameter information flag bit is sky
Upper electricity, initializes corresponding parameter；Operator sets systematic parameter, by screen operator, interface is set into system, sets system
System time, the IP address of this TV station equipment, the contained group number of the IP address of server, device id, equipment, equipment voltage, the error upper limit
And error floor；If not empty, then the Parameter reconstruction that will be read is set；
C. by network connection PC and/or wireless mobile apparatus terminal, by PC and/or wireless mobile apparatus terminal
The network address makes the server address set in step B into, opens the application software in PC and/or wireless mobile apparatus terminal,
In waiting 10 seconds, now all equipment of network that are connected to can be all displayed in PC and/or wireless mobile apparatus terminal, PC
And/or different test parameters and test pattern can be set according to different device numbers in wireless mobile apparatus terminal；
D. master control system is directly operated, and different area and groups are directly entered by interface, tests the communication condition of selected sets,
To being connected to the numbering of all AC current collecting terminals of this group, setting the test pattern of selected sets, the power of electronic product
Parameter；
E. after setting up parameter, start-up operation button is operated, next into major cycle, system lamp flicker representative first sets
Standby normal work, then carries out serial ports instruction treatment, subsequently carries out current value acquisition, and final system continues repetitive cycling work
Make；Can also be operated by PC and/or wireless mobile apparatus terminal remote, equipment starts according to the test pattern work for setting
Make, if the current value for obtaining is beyond error allowed band, master control system display alarm, and warning message is sent to PC；
After F.PC machines and/or wireless mobile apparatus terminal receive warning message or work completion information, these are believed
Breath is saved in database, and the generation data form of timing (time is adjustable) matches somebody with somebody ERP system, realizes data sharing；
Serial ports instruction processing procedure in above-mentioned steps E is as follows：
As shown in figure 4, the serial ports instruction processing procedure in step D is as follows：
First, it is determined that whether the order of master control system is received, if do not receive directly exiting, if receive judging whether
For numbering is ordered, if numbering order, then obtain encoded radio, and preserve, corresponding parameter is set and is released；If not numbering life
Order determines whether communication test order, if communication test order, sends communication test correspondence to host computer-master control system and orders
Order, and exit；If not communication test order, determines whether that electric current obtains order, if electric current obtains order, then obtain and work as
Preceding processed good current value, and host computer-master control system is sent to, and exit；In addition other orders are directly exited.
As shown in figure 5, the current value acquisition process in step D is as follows：After the interruption for detecting electric current occurs, in
It is disconnected, preserve last level duration and remove the value of counter, timer conter is then restarted, accurately note
The duration of current level is recorded, the arrival for waiting interrupt next time is exited.
Embodiment 2：As shown in Fig. 2 the present embodiment is on the basis of embodiment 1, the present embodiment also add TEMP
Device, between temperature sensor is arranged on the burn-in test for being located proximate to AC current collecting terminal, temperature sensor is directly connected to master
Control system.The current temperature of temperature sensor senses, according to current temperature and input temp sensor, if temperature change exceedes
The threshold value of setting, automatically adjusts inner parameter, it is ensured that the accuracy of testing result, and when temperature exceedes setting range, control
Cooling system works.Remaining is same as Example 1, repeats embodiment 1.
Embodiment 3：
The present embodiment also add enterprises ERP system, in master control system connection enterprise on the basis of embodiment 2
Portion's ERP system, is used to for the data that the test result and warning message are saved in database to be in real time sent to enterprises ERP
System.Remaining is same as Example 2, repeats embodiment 2.
It is worth noting that, the present invention illustrate only LED aging testing apparatus of the LED as test object.The present invention
Claimed electronic product aging testing system is not limited to for LED.Can also be portable power source or bulb lamp and
Electronic product is similar to, therefore the LED that above-described embodiment is enumerated should not be limited claimed scope of the invention.This
Outward, the concrete structure of above-mentioned AC current collecting terminal is can to realize institute's request function module comprising those skilled in the art
All structures, might not be limited in the particular circuit configurations of the specific embodiment of the invention.
Claims (9)
1. a kind of aging testing apparatus of electronic product, it is characterised in that：
The electronic product is any one in LED, portable power source or bulb lamp；
The aging testing apparatus are made up of test module, master control system and monitoring terminal, test module signal connection master control system
System, master control system is connected by network communication with monitoring terminal interactive mode, and the test module includes that multiple having electronics are produced
The AC current collecting terminal of product socket；
The master control system, the setting for being responsible for each parameter sends request of data to test module, receives the data for returning,
And respective handling is done, and display preserves warning message；The master control system includes Service Processing Module, the Business Processing mould
Block is used to process the data that AC current collecting terminal is sent up；The Service Processing Module includes master control borad, FPGA, electric current
Table, voltmeter and switch module, the FPGA are electrically connected by 458 ports with the ammeter, voltmeter respectively；It is described
FPGA is electrically connected by multiple TTL serial ports with multiple AC current collecting terminals, and FPGA is also electrically connected by switch module
And control the AC current collecting terminal；Multiple AC current collecting terminal combinations in groups and converge into bus and connect respectively
The ammeter and voltmeter；The FPGA connects the master control borad by serial bus；
The monitoring terminal, for pre-setting parameter, abnormal when occurring, multiple AC current collecting terminals can obtain different
Regular signal simultaneously sends it to master control system and is processed and alarmed, and the monitoring terminal receives alarm abnormal information and by result
Preserve.
2. a kind of aging testing apparatus of electronic product according to claim 1, it is characterised in that：The AC current collecting
Terminal is included for being interacted with master control system and exectorial three modules, is respectively electric current induction module, encoding setting mould
Block and communication module, are connected with each other and between three modules for performing following function：I () electric current obtains function, that is, obtain every
The present current value of individual electronic product, and current value is sent to master control system is processed and obtained a result；(ii) work(is encoded
Can, i.e., each AC current collecting terminal determines the coding of oneself by toggle switch, after toggle switch is determined, leads to
Cross the coded command that master control system sends, each AC current collecting terminal current toggle switch value is read and preserve as
The coding of oneself, while corresponding encoding lamp can flash according to current coding；(iii) communication test function, i.e. master control system
After equipment sends communication test order, if communication is normal, each AC current collecting terminal can return to the coding comprising oneself
Whether the command information of value, the communication for testing each AC current collecting terminal succeeds.
3. a kind of aging testing apparatus of electronic product according to claim 2, it is characterised in that：The AC current collecting
Terminal include for connect the first connector of electronic product socket, the second connector for connecting FPGA, power pack,
Operational amplifier, comparator, MCU, power module and encoding setting module；First connector passes sequentially through current transformation
Device, operational amplifier, comparator connection MCU, MCU are linked back the power pack；Encoding setting module connect MCU, MCU again with
Second connector is connected, and the second connector is connected and controls power module, power module difference concatenation operation amplifier, comparator
Powered with MCU and to it.
4. a kind of aging testing apparatus of electronic product according to claim 1, it is characterised in that：The switch module by after
Appliance controling plate and A.C. contactor are constituted, and the FPGA connects the A.C. contactor by relay control panel, and exchange connects
Tentaculum connects the AC current collecting terminal.
5. aging testing apparatus of a kind of electronic product according to claim 1, it is characterised in that：The burn-in test sets
Standby to include multiple master control systems, multiple master control systems are connected on a monitoring terminal, and each described master control system connects respectively
Connect multiple AC current collecting terminals.
6. aging testing apparatus of a kind of electronic product according to claim 1-4 any one, it is characterised in that：It is described
Monitoring terminal is PC and/or mobile device.
7. aging testing apparatus of a kind of electronic product according to claim 1-5 any one, it is characterised in that：Also wrap
Temperature sensor is included, temperature sensor location is directly connected to the master control system near AC current collecting terminal, temperature sensor
System.
8. aging testing apparatus of a kind of electronic product according to claim 1-5 any one, it is characterised in that：It is described
Aging testing apparatus also include enterprises ERP system, and the master control system connects enterprises ERP system, is used to test
The data that result and warning message are saved in database in real time are sent to enterprises ERP system.
9. aging testing apparatus of a kind of electronic product according to claim 1-5 any one, it is characterised in that：It is described
Master control system also includes human-computer interface module, and the human-computer interface module is used for display system information, group status information and alarm
Information, selects and for function button input for Zu He areas.
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| CN103995197B true CN103995197B (en) | 2017-06-20 |
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