CN208384069U - LED module functional tester - Google Patents
LED module functional tester Download PDFInfo
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- CN208384069U CN208384069U CN201821072633.3U CN201821072633U CN208384069U CN 208384069 U CN208384069 U CN 208384069U CN 201821072633 U CN201821072633 U CN 201821072633U CN 208384069 U CN208384069 U CN 208384069U
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Abstract
The utility model is a kind of LED module functional tester.It include include fixed frame, the data acquisition process unit being separately positioned on fixed frame, LED analyzer, electrical parameters detection module, regulated power supply, display；The electrical parameters detection module, regulated power supply are connected with the data acquisition process unit, LED analyzer respectively；The top of the fixed frame be test section, the fixed frame lower part be equipment rest area, further include press mechanism, propulsive mechanism, control button mould group, barcode scanning device；The barcode scanning device reads measured object information, and measured object information is sent to the data acquisition process unit；The barcode scanning device is fixed on the top of the fixed frame；It is equipped with the first LED analyzer in the propulsive mechanism, is equipped with the 2nd LED analyzer in press mechanism；The top of the propulsive mechanism is equipped with measured object rest area.
Description
Technical field
The utility model relates to LED module test equipments, especially disclose a kind of LED module functional tester.
Background technique
Existing LED module test equipment is a kind of using manual clamp hand as the single machine test instrument of hold-down mechanism, it passes through list
Piece machine carries out data processing as data processing unit, and is furnished with various detection modules, such as voltage output and detection module, electric current
Output and detection module, LED analyzer etc..Its major defect has at following 4 points:
1) the tested object in LED module test equipment, predominantly containing the wiring board of electronic component, operation people
Member is easy to scratch with hold-down mechanism, to damage electronic component when being put into and taking tested object.
2) it due to existing technical problem, can not connect with bar code identifying device (such as hand-held barcode scanning gun) to identify quilt
Two-dimensional barcode information above test object also cannot achieve the local of test data and save, to also can not just inquire test note
Record and data interaction with MES system (production execute manufacture system).
3) it when tested object has bad, since existing product is manual compression mechanism, cannot lock.On assembly line
Undesirable tested object and good test object just have the risk obscured when production.
4) voltage output of existing product and detection, electric current output and detection module precision are lower.
Summary of the invention
The purpose of the utility model is to overcome defects existing in the prior art, provide one kind and avoid scratching tested object
The electronics member device of body, the LED module functional tester for reducing confusion risk between testee.
The utility model is realized in this way: a kind of LED module functional tester, including fixed frame, be separately positioned on
Data acquisition process unit, LED analyzer, electrical parameters detection module, regulated power supply, display on fixed frame；The electricity
Parameter detection module, regulated power supply are connected with the data acquisition process unit, LED analyzer respectively；The fixed frame
Top be test section, the fixed frame lower part be equipment rest area, it is characterised in that: further include press mechanism, pusher
Structure, control button mould group, barcode scanning device；The barcode scanning device reads measured object information, and measured object information is sent to described
Data acquisition process unit；The barcode scanning device is fixed on the top of the fixed frame；First is equipped in the propulsive mechanism
The 2nd LED analyzer is equipped in LED analyzer, press mechanism；The top of the propulsive mechanism is equipped with measured object rest area；
Feeding area, workspace are divided into the test, and the propulsive mechanism passes through first between feeding area and workspace
Power device moves horizontally, and the press mechanism is in workspace, when the propulsive mechanism is located at the workspace, under described
Press mechanism is located at the surface of the propulsive mechanism；The press mechanism is vertically moved above and below by the second power device；It is described
First power device, the second power device are controlled by the control button mould group carry out starting operation respectively；The control is pressed
Button mould group is fixed on the front side of the feeding area；When the press mechanism moves down in place, it is common with the propulsive mechanism
The clamping to measured object is completed, the data acquisition process unit controls the first LED analyzer, the 2nd LED point after clamping
Analyzer, electrical parameters detection module, regulated power supply respectively test the measured object, and test data is sent to the data and adopts
Collect processing unit；After data are sent the data acquisition process unit control first power device, the second power device into
Row homing action.
It further include 2 safe gratings for being fixed on the feeding area two sides, the safe grating is dynamic with described first respectively
Power device, the second power device are connected.
The propulsive mechanism includes supporting table, the first analyzer fixed frame, measured object fixed plate；The first LED analysis
Instrument is fixed in the first analyzer fixed frame, and the top of the measured object fixed plate is equipped with the measured object rest area；Institute
It is fixed on the supporting table to state the first analyzer fixed frame；
First power device includes: propulsion cylinder, propulsion cylinder control panel, the first solenoid valve, guide rail, sliding block, chain
Rail；The guide rail is fixed on the bottom plate of the test section, and the bottom of the supporting table passes through the sliding block and the guide rail phase
Even, one end of the chain rail is fixed on the bottom plate, and the other end is connected with the side of the supporting table；The propulsion cylinder control
Making sheet is connected with the data acquisition process unit, control button mould group respectively, and the propulsion cylinder control panel passes through the first electricity
Magnet valve controls the propulsion cylinder and is acted.
The press mechanism includes the second analyzer fixed frame, and the 2nd LED analyzer is fixed on second analysis
In instrument fixed frame；
Second power device includes: lower air cylinder, lower air cylinder control panel, second solenoid valve, air cylinder fixed plate, 2-
4 guide posts, axle sleeves；The air cylinder fixed plate is fixed on the top on the fixed frame and being located at the workspace, under described
Air cylinder is fixed in the air cylinder fixed plate, and the bottom of the lower air cylinder is connected with the second analyzer fixed frame, institute
It states guide post to be vertically fixed on the two sides or four angles of the test section, the two sides of the second analyzer fixed frame or surrounding point
Not Tong Guo the axle sleeve be connected with the guide post；The lower air cylinder control panel respectively with the data acquisition process unit, control
Button module group processed is connected, and the lower air cylinder control panel controls the lower air cylinder by second solenoid valve and acted.
The electrical parameters detection module, regulated power supply are separately fixed at the top of the fixed frame or are separately fixed at
The equipment rest area；The data acquisition process unit is arranged in the equipment rest area.
It further include the warning device being connected with the data acquisition process unit, the warning device is alarm lamp or alarm
Loudspeaker.
The barcode scanning device is hand-held barcode scanning gun, and the hand-held barcode scanning gun is fixed on consolidating for the side of the feeding area
Determine on frame.
Utility model works process is as follows:
(1) start the LED module functional tester, in the initial state: press mechanism is located at the top of workspace, promotes
Mechanism is located at feeding area；
(2) measured object information is scanned and read by barcode scanning device, and measured object information is sent to data acquisition process list
Member；
(3) measured object is fixed to the measured object rest area at the top of the propulsive mechanism；Start control button mould group；It is described
The first power device of propulsive mechanism, the second power device of press mechanism are respectively received the enabling signal of control button mould group
Afterwards, the first power device control propulsive mechanism is moved to workspace by feeding area, and then the second power device control pushes
Mechanism at the top of workspace by moving down；When moving in place, the propulsive mechanism is contacted with press mechanism, into shape to be tested
State；First power device, the second power device send mobile signal in place after movement in place, to data acquisition process unit,
Then the first LED analyzer, the 2nd LED analyzer, electrical parameters detection module, regulated power supply are controlled by data acquisition process unit
The measured object is tested, test data is sent to the data acquisition process unit；
(4) after data acquisition process unit receives test data, test data and measured object information are associated, and
By display show test data, while by after association test data and measured object information store to local data base or hair
It send to remote data terminal；
(5) the data acquisition process unit controls first power device, the second power device carries out homing action.
It further include step (4.1), after step (4), when test data is abnormal, the data acquisition process list
Member control locks first power device, the second power device, and controls warning device alarm；Meanwhile at data acquisition
Reason unit shows prompt messages by display and needs to input the unlock frame of password, inputs unlocking pin to quality personnel
Afterwards, data acquisition process unit controls first power device, the second power device is resetted, so that unlocking motion is complete
At；Subsequently into step (5).
It further include step (3.1), during step (3), after the starting of control button mould group, the first power device control
After propulsive mechanism processed reaches workspace, the first power device controls safe grating starting, safety light by propulsion cylinder control panel
Grid have detected whether that object enters or crosses safe grating induction zone and enter workspace, when having detected that object enters or cross peace
When full raster induction zone enters workspace, safe grating sends a signal to the lower air cylinder control panel of the second power device, pushes
Cylinder control panel controls the second power device and is locked in current location；
Lower air cylinder control panel sends locking signal to data acquisition process unit, and data acquisition process unit receives lock
After determining signal, control warning device alarm；Meanwhile data acquisition process unit shows prompt messages by display and needs
The unlock frame for inputting password, after quality personnel input unlocking pin, data acquisition process unit controls first power
Device, the second power device are resetted, so that unlocking motion is completed；Subsequently into step (4).
The beneficial effects of the utility model are: (1) passes through press mechanism and propulsive mechanism, to realize the compression of measured object,
It ensure that when being put into and taking tested object, without any object above measured object, so as to avoid electronic component is scratched
Risk.
2) by data acquisition process unit, barcode scanning device is connected, identifies that the two dimensional code on single tester is tested
Object identity information is tried, and tested object identity information and test data are deposited in the local database in the form of text；It can also lead to
Wireless communication module is crossed to store using infinite network to remote data terminal or public database and connect realization with MES system
Data interaction.
3) when tested object has bad, tested object is locked in clamped condition, needs to input password by special messenger
To unlock clamping device, and undesirable tested object is taken away analysis, thus greatly reduces the risk obscured.
4) the electrical parameters detection module uses high-precision linear DCPS digitally controlled power source using desk-top multimeter, regulated power supply, greatly
The big accuracy and stability for promoting measurement.
5) safe grating prevents from weighing operating personnel wounded during the second power device pushes, and carries out to operating personnel
Protection.
Detailed description of the invention
Fig. 1 is the utility model positive structure schematic.
Fig. 2 is the utility model side structure schematic diagram.
Fig. 3 is the structural schematic diagram of the utility model propulsive mechanism and the first power device.
Fig. 4 is the structural schematic diagram of the utility model press mechanism and the second power device.
Fig. 5 is the utility model propulsive mechanism and the structural schematic diagram of press mechanism in the initial state.
Fig. 6 is the structural schematic diagram of the utility model propulsive mechanism and press mechanism in test mode.
Wherein: 1, fixed frame；2, data acquisition process unit；3, electrical parameters detection module；4, regulated power supply；5, it shows
Device；6, propulsive mechanism；7, press mechanism；8, control button mould group；9, barcode scanning device；10, the first LED analyzer；11, second
LED analyzer；12, the first power device；13, the second power device；14, feeding area；15, workspace；16, bottom plate；17, it alarms
Device；18, safe grating；
601, supporting table；602, the first analyzer fixed frame；603, measured object fixed plate；604, measured object rest area；
701, the second analyzer fixed frame；
1201, propulsion cylinder；1202, propulsion cylinder control panel；1203, the first solenoid valve；1204, guide rail；1205, sliding
Block；1206, chain rail；
1301, lower air cylinder；1302, lower air cylinder control panel；1303, second solenoid valve；1304, air cylinder fixed plate；
1305, guide post；1306, axle sleeve.
Specific embodiment
According to Fig. 1 ~ Fig. 6, the utility model LED module functional tester, including fixed frame 1, it is separately positioned on fixation
Data acquisition process unit 2, electrical parameters detection module 3, regulated power supply 4, display 5, propulsive mechanism 6, lower press on frame 1
Structure 7, control button mould group 8, barcode scanning device 9,2 safe gratings 18, LED analyzers.The LED analyzer includes the first LED
Analyzer 10, the 2nd LED analyzer 11, the first power device 12, the second power device 13.
The electrical parameters detection module 3, regulated power supply 4 respectively with the data acquisition process unit 2, LED analyzer phase
Even；The top of the fixed frame 1 be test section, the fixed frame 1 lower part be equipment rest area.
The barcode scanning device 9 reads measured object information, and measured object information is sent to the data acquisition process unit
2；The barcode scanning device 9 is fixed on the top of the fixed frame 1；Be equipped in the propulsive mechanism 6 the first LED analyzer 10,
The 2nd LED analyzer 11 is equipped in press mechanism 7；The top of the propulsive mechanism 6 is equipped with measured object rest area 604；
Feeding area 14, workspace 15 are divided into the test, and the propulsive mechanism 6 is between feeding area 14 and workspace 15
It is moved horizontally by the first power device 12, the press mechanism 7 is in workspace 15, when the propulsive mechanism 6 is positioned at described
When workspace 15, the press mechanism 7 is located at the surface of the propulsive mechanism 6；The press mechanism 7 is filled by the second power
13 are set to vertically move above and below；First power device 12, the second power device 13 pass through the control button mould group 8 respectively
Control carries out starting operation；The control button mould group 8 is fixed on the front side of the feeding area 14；When the press mechanism 7 to
The clamping to measured object, the data acquisition process unit after clamping are completed jointly when being moved to, with the propulsive mechanism 6
2 controls the first LED analyzer 10, the 2nd LED analyzer 11, electrical parameters detection module 3, regulated power supply 4 are respectively to described
Measured object is tested, and test data is sent to the data acquisition process unit 2；The data acquisition process after data are sent
Unit 2 controls first power device 12, the second power device 13 carries out homing action.
The safe grating 18 is separately fixed at the two sides of the feeding area 14, and the safe grating 18 is respectively with described
One power device 12, the second power device 13 are connected.
The propulsive mechanism 6 includes supporting table 601, the first analyzer fixed frame 602, measured object fixed plate 603；Described
One LED analyzer 10 is fixed in the first analyzer fixed frame 602, and the top of the measured object fixed plate 603 is equipped with institute
State measured object rest area 604；The first analyzer fixed frame 602 is fixed in the supporting table 601；
First power device 12 includes: propulsion cylinder 1201, propulsion cylinder control panel 1202, the first solenoid valve
1203, guide rail 1204, sliding block 1205, chain rail 1206；The guide rail 1204 is fixed on the bottom plate 16 of the test section, the branch
The bottom of support platform 601 is connected by the sliding block 1205 with the guide rail 1204, and one end of the chain rail 1206 is fixed on described
On bottom plate, the other end is connected with the side of the supporting table 601；The propulsion cylinder control panel 1202 is adopted with the data respectively
It is connected to collect processing unit 2, control button mould group 8, the propulsion cylinder control panel 1202 controls institute by the first solenoid valve 1203
Propulsion cylinder 1201 is stated to be acted.
The press mechanism 7 includes the second analyzer fixed frame 701, and the 2nd LED analyzer 11 is fixed on described the
In two analyzer fixed frames 701；
Second power device 13 includes: lower air cylinder 1301, lower air cylinder control panel 1302, second solenoid valve
1303, air cylinder fixed plate 1304,2-4 root guide post 1305, axle sleeve 1306；The air cylinder fixed plate solid 1304 is scheduled on the fixed frame
Top on frame 1 and positioned at the workspace 15, the lower air cylinder 1301 are fixed in the air cylinder fixed plate 1302, institute
The bottom for stating lower air cylinder 1301 is connected with the second analyzer fixed frame 701, and the guide post 1305 is vertically fixed on described
On the two sides of test section or four angles, the two sides of the second analyzer fixed frame 701 or surrounding pass through the axle sleeve respectively
1306 are connected with the guide post 1305；The lower air cylinder control panel 1302 respectively with the data acquisition process unit 2, control
Button module group 8 be connected, the lower air cylinder control panel 1302 by second solenoid valve 1303 control the lower air cylinder 1302 into
Action is made.
The safe grating 18 is filled with the propulsion cylinder control panel 1202 of first power device 12, the second power respectively
Set 13 air cylinder fixed plate 1304 be connected.The safe grating 18 has detected whether that object enters or cross safe grating induction zone
Into workspace 15.The safe grating 18 prevents from weighing operating personnel wounded during the second power device 13 pushes, to operation
Personnel protect.
The electrical parameters detection module 3, regulated power supply 4 are separately fixed at the top of the fixed frame 1 or fix respectively
In the equipment rest area；The data acquisition process unit 2 is arranged in the equipment rest area.
It in a particular application, can also include the warning device 17 being connected with the data acquisition process unit 2, the report
Alarm device 17 is alarm lamp or alert loudspeaker.
The barcode scanning device 9 is hand-held barcode scanning gun, and the hand-held barcode scanning gun is fixed on the side of the feeding area 14
Fixed frame 1 on.
The course of work of the utility model is as follows:
(1) start the LED module functional tester, in the initial state: press mechanism 7 is located at 15 top of workspace,
Propulsive mechanism 6 is located at feeding area 14；
(2) it is scanned by barcode scanning device 9 and reads measured object information, measured object information is sent to data acquisition process list
Member 2；
(3) measured object is fixed to the measured object rest area 604 at 6 top of propulsive mechanism；Start control button mould group
8；First power device 12 of the propulsive mechanism 6, the second power device 13 of press mechanism 7 are respectively received control button mould
After the enabling signal of group 8, first power device 12 controls propulsive mechanism 6 and is moved to workspace 15 by feeding area 14, then,
Second power device 13 control press mechanism 7 is moved down by the top of workspace 15；When moving in place, the propulsive mechanism 6
It is contacted with press mechanism 7, into state to be tested；First power device 12, the second power device 13 are after movement in place, to number
Mobile signal in place is sent according to acquisition process unit 2, the first LED analyzer 10, the are then controlled by data acquisition process unit 2
Two LED analyzers 11, electrical parameters detection module 3, regulated power supply 4 respectively test the measured object, and test data is sent
To the data acquisition process unit 2；
(3.1), during step (3), after control button mould group 8 starts, the control of the first power device 12 is promoted
After mechanism 6 reaches workspace 15, the first power device 12 controls safe grating 18 by propulsion cylinder control panel 1202 and starts, peace
Full raster 18 has detected whether that object enters or crosses safe grating induction zone and enter workspace 15, when having detected object entrance
Or when crossing safe grating induction zone and entering workspace 15, safe grating 18 sends a signal to and calms the anger under the second power device 13
Cylinder control panel 1302, lower air cylinder control panel 1302 control the second power device 13 and are locked in current location；
Lower air cylinder control panel 1202 sends locking signal to data acquisition process unit 2, and data acquisition process unit 2 connects
After receiving locking signal, control warning device 17 is alarmed；Meanwhile data acquisition process unit 2 is mentioned by the display alarm of display 5
Show information and need to input the unlock frame of password, after quality personnel input unlocking pin, data acquisition process unit 2 controls institute
State the first power device 12, the second power device 13 is resetted, thus unlocking motion complete；Subsequently into step (4).
(4) after data acquisition process unit 2 receives test data, test data and measured object information are associated,
And by display 5 show test data, while by after association test data and measured object information store to local data base
Or it is sent to remote data terminal；
(4.1) after step (4), when test data is abnormal, the data acquisition process unit 2 is controlled institute
The first power device 12, the locking of the second power device 13 are stated, and controls the alarm of warning device 17；Meanwhile data acquisition process list
Member 2 shows prompt messages by display 5 and needs to input the unlock frame of password, inputs unlocking pin to quality personnel
Afterwards, data acquisition process unit 2 controls first power device 12, the second power device 13 is resetted, so that unlock is dynamic
It completes；Subsequently into step (5).
(5) the data acquisition process unit 2 controls first power device 12, the second power device 13 is resetted
Movement.
The data acquisition process unit 2 is preferably based on the data acquisition process unit of Labview environment.
Claims (7)
1. a kind of LED module functional tester, including fixed frame, the data acquisition process list being separately positioned on fixed frame
Member, LED analyzer, electrical parameters detection module, regulated power supply, display；The electrical parameters detection module, regulated power supply respectively with
The data acquisition process unit, LED analyzer are connected；The top of the fixed frame is test section, the fixed frame
Lower part is equipment rest area, it is characterised in that: further includes press mechanism, propulsive mechanism, control button mould group, barcode scanning device；Institute
It states barcode scanning device and reads measured object information, and measured object information is sent to the data acquisition process unit；The barcode scanning dress
Set the top for being fixed on the fixed frame；It is equipped with the first LED analyzer in the propulsive mechanism, is equipped with second in press mechanism
LED analyzer；The top of the propulsive mechanism is equipped with measured object rest area；
Feeding area, workspace are divided into the test, and the propulsive mechanism passes through the first power between feeding area and workspace
Device moves horizontally, and the press mechanism is in workspace, when the propulsive mechanism is located at the workspace, the lower press
Structure is located at the surface of the propulsive mechanism；The press mechanism is vertically moved above and below by the second power device；Described first
Power device, the second power device are controlled by the control button mould group carry out starting operation respectively；The control button mould
Group is fixed on the front side of the feeding area；It is completed jointly when the press mechanism moves down in place, with the propulsive mechanism
Clamping to measured object, after clamping the data acquisition process unit control the first LED analyzer, the 2nd LED analyzer,
Electrical parameters detection module, regulated power supply test the measured object, and test data is sent to the data acquisition process list
Member；The data acquisition process unit controls first power device to data after sending, the second power device reset and moved
Make.
2. the LED module functional tester according to claim 1, it is characterised in that: further include 2 and be fixed on described
Expect that the safe grating of area two sides, the safe grating are connected with first power device, the second power device respectively.
3. LED module functional tester according to claim 1 or 2, it is characterised in that: the propulsive mechanism includes support
Platform, the first analyzer fixed frame, measured object fixed plate；The first LED analyzer is fixed on the first analyzer fixed frame
Interior, the top of the measured object fixed plate is equipped with the measured object rest area；The first analyzer fixed frame is fixed on described
In supporting table；
First power device includes: propulsion cylinder, propulsion cylinder control panel, the first solenoid valve, guide rail, sliding block, chain rail；Institute
It states guide rail to be fixed on the bottom plate of the test section, the bottom of the supporting table is connected by the sliding block with the guide rail, institute
The one end for stating chain rail is fixed on the bottom plate, and the other end is connected with the side of the supporting table；The propulsion cylinder control panel
It is connected respectively with the data acquisition process unit, control button mould group, the propulsion cylinder control panel passes through the first solenoid valve
The propulsion cylinder is controlled to be acted.
4. according to claim 1 or LED module functional tester described in 2, it is characterised in that: the press mechanism includes the
Two analyzer fixed frames, the 2nd LED analyzer are fixed in the second analyzer fixed frame；
Second power device includes: lower air cylinder, lower air cylinder control panel, second solenoid valve, air cylinder fixed plate, 2-4 root
Guide post, axle sleeve；The air cylinder fixed plate is fixed on the top on the fixed frame and being located at the workspace, the pushing
Cylinder is fixed in the air cylinder fixed plate, and the bottom of the lower air cylinder is connected with the second analyzer fixed frame, described
Guide post is vertically fixed on the two sides or four angles of the test section, the two sides of the second analyzer fixed frame or surrounding difference
It is connected by the axle sleeve with the guide post；The lower air cylinder control panel respectively with the data acquisition process unit, control
Button module group is connected, and the lower air cylinder control panel controls the lower air cylinder by second solenoid valve and acted.
5. the LED module functional tester according to claim 1, it is characterised in that: the electrical parameters detection module, steady
Voltage source is separately fixed at the top of the fixed frame or is separately fixed at the equipment rest area；At the data acquisition
Unit is managed to be arranged in the equipment rest area.
6. the LED module functional tester according to claim 1, it is characterised in that: further include being acquired with the data
The connected warning device of processing unit, the warning device are alarm lamp or alert loudspeaker.
7. the LED module functional tester according to claim 1, it is characterised in that: the barcode scanning device is hand-held
Barcode scanning gun, on the fixed frame for the side that the hand-held barcode scanning gun is fixed on the feeding area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821072633.3U CN208384069U (en) | 2018-07-08 | 2018-07-08 | LED module functional tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821072633.3U CN208384069U (en) | 2018-07-08 | 2018-07-08 | LED module functional tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208384069U true CN208384069U (en) | 2019-01-15 |
Family
ID=64963236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821072633.3U Active CN208384069U (en) | 2018-07-08 | 2018-07-08 | LED module functional tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208384069U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108828424A (en) * | 2018-07-08 | 2018-11-16 | 上海晨阑光电器件有限公司 | LED module functional tester and test method |
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2018
- 2018-07-08 CN CN201821072633.3U patent/CN208384069U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108828424A (en) * | 2018-07-08 | 2018-11-16 | 上海晨阑光电器件有限公司 | LED module functional tester and test method |
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