CN203849346U - Aging test apparatus - Google Patents
Aging test apparatus Download PDFInfo
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- CN203849346U CN203849346U CN201420261979.3U CN201420261979U CN203849346U CN 203849346 U CN203849346 U CN 203849346U CN 201420261979 U CN201420261979 U CN 201420261979U CN 203849346 U CN203849346 U CN 203849346U
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Abstract
The utility model relates to an aging test apparatus for electronic products. The aging test apparatus comprises a test device, a main control device and a monitoring terminal; the main control device is responsible for settings various parameters and transmitting data requests to the test module and receiving returned data, and performing corresponding processing, saving and displaying alarm information; the test device comprises a plurality of alternating current collection terminals which are connected with test lamp holders of the electronic products; each alternating current collection terminal includes a current induction circuit, a code setting circuit and a communication circuit which interact with the main control device and execute instructions, wherein the current induction circuit, the code setting circuit and the communication circuit are connected with each other; the test module is in communication connection with the main control device; and the main control device is in interactive communication connection with a PC terminal and/or a wireless mobile device through a network. The aging test apparatus can be applicable to different kinds of electronic products with different kinds of power. The aging test apparatus has advantages of mass and standardized test, high test efficiency, automatic correction, abnormity alarm and measurement data real-time storage functions, and excellent aging test effect.
Description
Technical field
The utility model belongs to electric detective technology field, particularly relates to a kind of equipment of senile experiment detection of electronic product.
Background technology
Electronic product is a lot, and they are easily aging to comprise LED lamp, car light, portable power source, accumulator etc., seldom exists and carries out batch for these electronic products, the aging testing system that standardization detects in prior art.
Take LED as example, LED industry development is rapid, LED related device is also relatively ripe, but especially at aspects such as failure mechanisms, still lack systematic research at LED device, therefore in the links such as design, manufacture and application, the integrity problem of LED is a difficult problem in the industry always, and directly affects the expansion of application and go deep into.In application scenarios such as illumination, display devices, LED matrix often consists of plurality of LEDs, its electric performance stablity, Photochromic Properties decay consistance and requirement in serviceable life are all very high, and after working long hours, the characteristics such as each LEDs colour temperature, colour rendering, excitation, spectral distribution, light-emitting uniformity and illumination all will change with service time; In addition, the LED that the installation initial stage is working properly, light after a period of time there will be half-light, flash, the phenomenon such as fault, interruption are bright, to product, bring grievous injury.To the product going wrong, can not find timely and record, and staff is also urgently to be resolved hurrily in work long hours problems such as injury that health is brought of aging of high light high temperature simultaneously.
Summary of the invention
Based on above-mentioned problems of the prior art.It is a kind of for detection of the aging aging testing apparatus of electronic product that technical matters to be solved of the present utility model is to provide, this aging testing apparatus can adapt to the electronic product of variety classes and power, batch and standardized test, testing efficiency is high, have automatic calibration, abnormal alarm, measurement data real-time storage function, burn-in test is effective.
In order to realize the above-mentioned technical matters to be solved of above-mentioned solution, the utility model has adopted following technical scheme:
An aging testing apparatus, comprises proving installation, master control set and monitoring terminal, and described master control set, for being responsible for the setting of each parameter, sends request of data to test module, receives the data of returning, and does respective handling, and show preservation warning message; Described proving installation comprises the AC current collecting terminal of a plurality of connecting electronic product test lamp sockets; Described AC current collecting terminal comprises for mutual and exectorial current-sensing circuit, encoding setting circuit and communicating circuit with master control set, between three circuit, interconnects; Described test module communication connects master control set, and master control set is connected with PC terminal and/or the interactive communication of wireless mobile apparatus by network.
Further, described aging testing apparatus comprises a plurality of master control sets, and a plurality of master control sets are connected on a monitoring terminal, and described in each, master control set connects respectively a plurality of AC current collecting terminals.
As preferably, described monitoring terminal is PC or wireless mobile apparatus.
As preferably, described master control set comprises Service Processing Module, the data that described Service Processing Module is sent up for the treatment of AC current collecting terminal; Described Service Processing Module comprises master control borad, FPGA, reometer, voltage table and switch module, and described FPGA is electrically connected to described reometer, voltage table by 458 ports respectively; Described FPGA is electrically connected to a plurality of described AC current collecting terminals by a plurality of TTL serial ports, and FPGA is also electrically connected to described AC current collecting terminal by switch module; A plurality of described AC current collecting terminal combinations in groups and converge into bus and connect respectively described reometer and voltage table; Described FPGA connects described master control borad by serial bus.
As preferably, described master control set also comprises human-computer interface module, and function key-press input is selected and used to human-computer interface module for display system information, group status information and warning message, and for Zu He district; Human-computer interface module is electrically connected to Service Processing Module.
As preferably, described AC current collecting terminal comprises for the first connector of connecting electronic product socket, for connecting the second connector, power pack, operational amplifier, comparer, MCU, power module and the encoding setting module of FPGA; Described the first connector connects MCU by power pack, operational amplifier, comparer successively, the MCU described power pack that is linked back; Encoding setting module connects MCU, and MCU is connected with the second connector again, and the second connector connects and controls power module, and power module is distinguished concatenation operation amplifier, comparer and MCU and to its power supply.
Further, also comprise temperature sensor, temperature sensor location is near AC current collecting terminal, and temperature sensor direct signal connects described master control set.
Compared with prior art, for in time, fast, effectively reject defective product, find timely and the recorded electronic aging of product in various extremely, and reduce a staff residence time of aging as far as possible, the utility model is developed above-mentioned electronic product aging testing apparatus, existence due to monitoring terminal, this aging testing system can carry out the running parameter of the real-time detected electrons product of mass, also can different test patterns be set according to different aging test schemes, can the free setting test duration and light the attack time, all test datas are saved in database by network, record and check test result and warning message, test result that can each lamp position of Obtaining Accurate, support field control and Long-distance Control, simultaneously by changing different frock clamps and the dissimilar electronic product of corresponding parameter testing being set.
In further preferred version of the present utility model, aging testing apparatus of the present utility model can also be a plurality of master control sets, a plurality of master control sets are connected to a monitoring terminal, each master control set connects respectively a plurality of AC current collecting terminals, with this, carry out more large batch of unified test, testing efficiency is very high.
At the utility model further in preferred version; the master control set core of this aging testing apparatus is Service Processing Module; Service Processing Module deal with data be master control borad; and master control borad bus connects FPGA and expand the many serial ports of formation by FPGA; so that to scale connect AC current collecting terminal, and the test signal that the collection of a plurality of AC current collecting terminal is come is carried out respectively, gather grouping and collects unified processing.As a plurality of AC current collecting terminals, separate and be many groups, it is organized to test with reometer and voltage table, and FPGA finally connects master control borad by serial bus.Adopt PC or wireless mobile apparatus as monitoring terminal, the utility model is supported field control and two kinds of modes of operation of Long-distance Control, the networking in parallel of a plurality of ageing racks energy, by network, be connected to monitoring terminal and then every ageing rack can be long-rangely set, reach and do not need staff in the effect of aging statistics and parameters, greatly reduce staff's quantity and working time, can be applicable to dissimilar electronic product by changing different frock clamps and configuring corresponding ageing parameter.
Accompanying drawing explanation
Fig. 1: the overall architecture block diagram of aging testing apparatus in the utility model embodiment.
Fig. 2: the structured flowchart of aging testing apparatus in the utility model embodiment.
Fig. 3: the circuit diagram of AC current collecting terminal in the utility model embodiment.
Fig. 4: the circuit theory diagrams of FPGA docking station in the utility model embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment 1:
As shown in Figure 1, the aging testing system of electronic product be divided into three parts: test module, master control set and monitoring terminal, monitoring terminal is PC and/or mobile device, mobile device is wireless mobile apparatus.PC has similar effect with wireless mobile apparatus, can only adopt PC or wireless mobile apparatus, also can have PC and mobile device simultaneously.Following for example in, the utility model embodiment is preferred LED in electronic product is as tested object.
Above-mentioned test module signal connects master control set, test module comprises a plurality of AC current collecting terminals with LED socket, test module wherein comprises several AC current collecting terminals, master control set is controlled each AC current collecting terminal by order, obtain the current current value of each lamp, and these current values are processed and obtained a result, if occurred extremely, report to the police and result is preserved and result uploaded to PC and mobile device terminal simultaneously, be saved in database.PC and/or mobile device can pass through the parameter of every equipment of network settings, the situation of checking the work of every equipment at any time.
As shown in Figure 2, particularly, the AC current collecting terminal of the present embodiment comprises for mutual and exectorial current-sensing circuit, encoding setting circuit and communicating circuit with master control set, between three circuit, interconnects.Wherein: the order that communicating circuit sends for being responsible for reception host computer, and carry out corresponding action according to the type of order, and specific instructions comprises: obtain coded address, and correcting current, communication test and electric current obtain.Encoding setting circuit is used for being responsible for arranging the address of each device, and completes reading of coded address according to the parameter of communication module, preserves etc.Current-sensing circuit is for completing obtaining of current value according to the order of communication module, and the mode of averaging by repeatedly obtaining current value, is sent back to main control unit by net result by communication module.As shown in Figure 3, AC current collecting terminal comprises for the first connector of connecting electronic product socket, for connecting the second connector, power pack, operational amplifier, comparer, MCU, power module and the encoding setting module of FPGA the hardware concrete structure of above-mentioned AC current collecting terminal.The first connector connects MCU by power pack, operational amplifier, comparer successively, the MCU power pack that is linked back.General object electronic product input 0-50HZ to be tested, the current signal of 0～5A, power pack is transformed into the voltage signal input operational amplifier of 0-200mV sine wave, and operational amplifier is zoomed into the sine wave signal of 0～5V, in comparer, compare again, and transport to MCU.MCU is connected with power pack, and responsible calibration current transducer.Encoding setting module connects MCU independently, and MCU is connected with the second connector again, and the second connector connects and controls power module, and power module is concatenation operation amplifier, comparer and MCU to its power supply respectively.Visible, above-mentioned current-sensing circuit is AC current collecting terminal core, and it comprises the first connector, power pack, operational amplifier, comparer, power supply and MCU for connecting electronic product socket.Encoding setting circuit comprises encoding setting module and MCU.Communicating circuit comprises for connecting the second connector, MCU and the power module of FPGA.
An above-mentioned equipment is that a set of LED aging testing system is divided into 18 groups, every 6 Zu Shiyige districts, be total to A, B, C San Ge district, each group maximum can be supported 256 AC current collecting terminals, interconnects and for carrying out as issuing orders between three modules in AC current collecting terminal: one, electric current obtains order, obtain the current current value of each LED lamp, and current value is sent to master control set process and obtain a result; Two, numbering order, each AC current collecting terminal is determined the coding of oneself by toggle switch, each AC current collecting terminal of numbering order by master control set after toggle switch determines reads and preserves the numbering as oneself using current toggle switch value, and corresponding numbering lantern festival is according to current number value flicker simultaneously.Communication test order, communication test order is mainly whether the communication of each terminal of test is successful, if normal each terminal of communication is returned to a string command word comprising the encoded radio of oneself to meeting after master control set equipment sends communication test order.What in the time of normal use, master control set equipment sent is electric current querying command, and the terminal that receives order will return to master control set by the current value detecting for nearest 5 times.
Above-mentioned master control set, for being responsible for the setting of each parameter, sends request of data to module, receive the data of returning, and do respective handling, and warning message is preserved in demonstration.Master control set is connected with PC and wireless mobile apparatus interactive mode by network.Master control set is mainly divided into: human-computer interface module, Service Processing Module.
Human-computer interface module wherein comprises a plurality of interfaces, is respectively that main runnable interface, system parameter setting interface, A district arrange interface, interface is set in B district and C district arranges interface.Wherein:
Main runnable interface: be mainly divided into four parts: part, function button district are selected by system information, group status information, warning message, Zu He district.System information: show the system time, network ip address, current temperature value, No. ID, the machine, lamp bracket voltage.Group status information: show the state (use, suspend, wait for, complete etc.), T.T. (target detection time) of group number, group, test duration, global cycle number of times, cycle index, Test code (product test batch), power (performance number of current group of lamp), message box (showing concrete parameters), lamp state (totally 4 kinds of colors, redness represents communication failure, the greyish white current anomaly that represents, dark-grey representative is not used, and green represents working properly).Warning message: when show that what abnormal (current anomaly, or communication abnormality) appears in (specific to second).The selection in Zu He district: district has three buttons to represent respectively A, B, C district, group has six press keys to represent to represent respectively 1,2,3,4, and 5,6 groups, corresponding 6 groups in each district.By these key combination, can check the duty of each group in each district.Function button district: mainly contain and remove button (corresponding each group operation, click this button and can remove all parameters of selected sets), pause button (suspends the work at present of selected sets, A.C. contactor can flick), all pause button (suspends the work of all working group, the A.C. contactor of all working all can flick, enter and interface time button is set must presses), start timing button (when all parameters after setting completed, return to main interface, press this button now equipment just start working), button is set and (coordinates whole pause buttons, enter interface is set), touch screen calibration button (being responsible for calibration touch-screen).
System arranges interface: system arranges the setting that interface mainly completes local ip address, and the setting of server ip address, the setting of system time, lamp bracket ID arrange, lamp bracket group is counted setting, setting, the setting of measuring error lower limit, system upgrade button etc. are reached the standard grade in the setting of lamp bracket voltage, measuring error.
A district arranges interface: be divided into two parts, grouping arranges and model selection.Whether if grouping arranges, to test the communication of each AC current collecting terminal normal and be each AC current collecting terminal number.Specific works is first to select current initial group number and finish group number, button by number then, and equipment can think that all AC current collecting terminals of selected sets send numbering order, after number, Information demonstration has below been numbered again.Press after self check button, system sequentially sends in the meeting display communication detection of communication test order following information hurdle to each lamp of selected sets, after having tested, can show test results, if communication makes mistakes, can show which lamp communication abnormality of concrete group, the while also has corresponding lamp position color in the state area of the lamp of main working interface be red.
Model selection: be divided into three parts, first part comprises: group number is responsible for determining which group in this district, enables to be responsible for determining whether this group is selected, and power is responsible for inputting the watt level of this group lamp.The second part mainly comprises: when headlight position sum, be responsible for determining and need to detect several lamps.Lamp position is set and is mainly responsible for the lamp position that selection will be tested.The 3rd part mainly comprises test pattern: mainly comprise three phases, each stage is divided into lighting time, the time of turning off the light, cycle index.Three phases can arbitrarily combine.Fully meet different test pattern demands.
B district arrange interface and C district arrange Jun He A district, interface arrange interface phase with, repeat no more here.
PC and/or wireless mobile apparatus, the parameter of the aging lamp bracket equipment of each LED can be set, abnormal when there being lamp bracket to occur, a plurality of described AC current collecting terminals can be obtained abnormal signal and send it to master control set and process and report to the police, and PC and/or wireless mobile apparatus receive warning abnormal information and result is preserved and result uploaded to PC and the whole database that is saved in of mobile device simultaneously; Described PC and/or wireless mobile apparatus can freely arrange the duty of the every Desk lamp support equipment of inquiry, and work state information is saved in to database; And described wireless mobile apparatus can and be monitored the ruuning situation of every equipment by the long-range setting of Web server.
Service Processing Module wherein for the traversal of AC current collecting terminal, the processing of the control of A.C. contactor, warning message, the processing of test result, parameter are preserved and networking command is processed, process flow diagram 4 specific as follows.And Service Processing Module hardware concrete structure as shown in Figure 2 and Figure 4, Service Processing Module comprises master control borad, FPGA, reometer, voltage table and switch module, and switch module is comprised of Control plate and A.C. contactor, FPGA is electrically connected to described reometer, voltage table by 458 ports respectively.FPGA is electrically connected to a plurality of described AC current collecting terminals by a plurality of TTL serial ports, and in groups and converge into bus and connect respectively described reometer and voltage table, FPGA connects described master control borad by serial bus to a plurality of described AC current collecting terminal combinations.FPGA also connects A.C. contactor by Control plate, and A.C. contactor connects AC current collecting terminal.Foregoing description is crossed the hardware configuration of AC current collecting terminal, can understand, wherein FPGA is completed and is connected with the second connector of AC current collecting terminal by TTL serial ports.
Above-mentioned master control set is connected with PC and wireless mobile apparatus interactive mode by network, and PC and/or wireless mobile apparatus, the main setting of the complete parameter for forming apparatus and the reception of test data are preserved.PC or wireless mobile apparatus connect a plurality of LED test lamps by master control set and set up standbyly, and the parameter of the aging lamp bracket equipment of LED can be set.Abnormal when there being lamp bracket to occur, a plurality of AC current collecting terminals can be obtained abnormal signal and send it to master control set and process and report to the police, and PC or wireless mobile apparatus receive warning abnormal information and result is preserved and result uploaded to PC and the whole database that is saved in of mobile device simultaneously.
Above-mentioned PC and/or wireless mobile apparatus can freely arrange the duty of the every Desk lamp support equipment of inquiry, and work state information is saved in to database; And wireless mobile apparatus can and be monitored the ruuning situation of every equipment by the long-range setting of Web server.
Embodiment 2:
As shown in Figure 2, the present embodiment is on the basis of embodiment 1, and the present embodiment has also increased temperature sensor, and temperature sensor is arranged between the burn-in test of position near AC current collecting terminal, and temperature sensor directly connects master control set.The temperature that temperature sensor senses is current, according to current temperature input temp sensor, if temperature variation surpasses the threshold value of setting, automatically regulate inner parameter, guarantee the accuracy of testing result, and when temperature surpasses setting range, control cooling system work.All the other are identical with embodiment 1, repeat embodiment 1.
Claims (7)
1. an aging testing apparatus, is characterized in that: comprise master control set described in proving installation, master control set and monitoring terminal, for being responsible for the setting of each parameter, to test module, send request of data, the data that reception is returned, and do respective handling, and show preservation warning message; Described proving installation comprises the AC current collecting terminal of a plurality of connecting electronic product test lamp sockets; Described AC current collecting terminal comprises for mutual and exectorial current-sensing circuit, encoding setting circuit and communicating circuit with master control system, between three circuit, interconnects; Described test module communication connects master control system, and master control system is connected with PC terminal and/or the communication of wireless mobile apparatus terminal interaction formula by network.
2. a kind of aging testing apparatus according to claim 1, it is characterized in that: described aging testing apparatus comprises a plurality of master control sets, a plurality of master control sets are connected on a monitoring terminal, and described in each, master control set connects respectively a plurality of AC current collecting terminals.
3. a kind of aging testing apparatus according to claim 1, is characterized in that: described monitoring terminal is PC or wireless mobile apparatus.
4. a kind of aging testing apparatus according to claim 1, is characterized in that: described master control set comprises Service Processing Module the data that described Service Processing Module is sent up for the treatment of AC current collecting terminal; Described Service Processing Module comprises master control borad, FPGA, reometer, voltage table and switch module, and described FPGA is electrically connected to described reometer, voltage table by 458 ports respectively; Described FPGA is electrically connected to a plurality of described AC current collecting terminals by a plurality of TTL serial ports, and FPGA is also electrically connected to described AC current collecting terminal by switch module; A plurality of described AC current collecting terminal combinations in groups and converge into bus and connect respectively described reometer and voltage table; Described FPGA connects described master control borad by serial bus.
5. a kind of aging testing apparatus according to claim 4, it is characterized in that: described master control set also comprises human-computer interface module, human-computer interface module, for display system information, group status information and warning message, and selects and uses function key-press input for Zu He district; Human-computer interface module is electrically connected to Service Processing Module.
6. a kind of aging testing apparatus according to claim 1, is characterized in that: described AC current collecting terminal comprises for the first connector of connecting electronic product socket, for connecting the second connector, power pack, operational amplifier, comparer, MCU, power module and the encoding setting module of FPGA; Described the first connector connects MCU by power pack, operational amplifier, comparer successively, the MCU described power pack that is linked back; Encoding setting module connects MCU, and MCU is connected with the second connector again, and the second connector connects and controls power module, and power module is distinguished concatenation operation amplifier, comparer and MCU and to its power supply.
7. according to a kind of aging testing apparatus described in claim 1-6 any one, it is characterized in that: also comprise temperature sensor, temperature sensor location is near AC current collecting terminal, and temperature sensor direct signal connects described master control set.
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| CN201420261979.3U CN203849346U (en) | 2014-05-21 | 2014-05-21 | Aging test apparatus |
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| CN201420261979.3U CN203849346U (en) | 2014-05-21 | 2014-05-21 | Aging test apparatus |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044626A (en) * | 2015-08-25 | 2015-11-11 | 苏州欧可罗电子科技有限公司 | LED light bar aging method |
| CN105717437A (en) * | 2015-10-10 | 2016-06-29 | 深圳市振邦智能科技有限公司 | Control panel automatic test system and method |
| CN108732498A (en) * | 2018-05-31 | 2018-11-02 | 贵州国隆机电有限公司 | A kind of motor weatherometer and motor detecting system |
| CN110673059A (en) * | 2019-11-04 | 2020-01-10 | 成都四为电子信息股份有限公司 | Wireless lighting monitoring and electric measuring device |
| CN111190092A (en) * | 2019-12-27 | 2020-05-22 | 上海华岭集成电路技术股份有限公司 | FPGA test quality control optimization system |
| CN112433142A (en) * | 2020-11-13 | 2021-03-02 | 上海时代之光照明电器检测有限公司 | Intelligent LED light source board life test system |
| CN113608057A (en) * | 2021-08-23 | 2021-11-05 | 无锡盛景微电子股份有限公司 | Test system and method for batch implementation of aging experiment of electronic delay modules |
| CN114067542A (en) * | 2021-09-30 | 2022-02-18 | 南京理工大学 | Communication device for information transmission device |
-
2014
- 2014-05-21 CN CN201420261979.3U patent/CN203849346U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044626A (en) * | 2015-08-25 | 2015-11-11 | 苏州欧可罗电子科技有限公司 | LED light bar aging method |
| CN105717437A (en) * | 2015-10-10 | 2016-06-29 | 深圳市振邦智能科技有限公司 | Control panel automatic test system and method |
| CN108732498A (en) * | 2018-05-31 | 2018-11-02 | 贵州国隆机电有限公司 | A kind of motor weatherometer and motor detecting system |
| CN110673059A (en) * | 2019-11-04 | 2020-01-10 | 成都四为电子信息股份有限公司 | Wireless lighting monitoring and electric measuring device |
| CN111190092A (en) * | 2019-12-27 | 2020-05-22 | 上海华岭集成电路技术股份有限公司 | FPGA test quality control optimization system |
| CN112433142A (en) * | 2020-11-13 | 2021-03-02 | 上海时代之光照明电器检测有限公司 | Intelligent LED light source board life test system |
| CN113608057A (en) * | 2021-08-23 | 2021-11-05 | 无锡盛景微电子股份有限公司 | Test system and method for batch implementation of aging experiment of electronic delay modules |
| CN114067542A (en) * | 2021-09-30 | 2022-02-18 | 南京理工大学 | Communication device for information transmission device |
| CN114067542B (en) * | 2021-09-30 | 2023-12-12 | 南京理工大学 | Communication device for information transmission device |
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Granted publication date: 20140924 Termination date: 20180521 |