CN108333444A - A kind of double pressure heads light jig with dipole inversion - Google Patents
A kind of double pressure heads light jig with dipole inversion Download PDFInfo
- Publication number
- CN108333444A CN108333444A CN201711432799.1A CN201711432799A CN108333444A CN 108333444 A CN108333444 A CN 108333444A CN 201711432799 A CN201711432799 A CN 201711432799A CN 108333444 A CN108333444 A CN 108333444A
- Authority
- CN
- China
- Prior art keywords
- stitch
- dipole inversion
- test
- fixing device
- pressure heads
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/02—General constructional details
- G01R1/06—Measuring leads; Measuring probes
- G01R1/067—Measuring probes
- G01R1/073—Multiple probes
- G01R1/07307—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card
- G01R1/07364—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card with provisions for altering position, number or connection of probe tips; Adapting to differences in pitch
- G01R1/07371—Multiple probes with individual probe elements, e.g. needles, cantilever beams or bump contacts, fixed in relation to each other, e.g. bed of nails fixture or probe card with provisions for altering position, number or connection of probe tips; Adapting to differences in pitch using an intermediate card or back card with apertures through which the probes pass
Abstract
What the invention discloses a kind of double pressure heads with dipole inversion lights jig, including：Test platform, for fixed and test product；The quantity of fixing device, the fixing device is two and is disposed side by side on the side of the test platform；Test cell, the test cell includes dipole inversion component, installation test suite, the installation test suite is corresponded with the fixing device, the dipole inversion component and the installation test suite are electrically connected by conducting wire, the dipole inversion component includes polarity reversing switch, positive terminal pillar, negative terminal pillar, and the polarity reversing switch is electrically connected with the positive terminal pillar and negative terminal pillar respectively.The present invention can light two panels with money backlight simultaneously, be more convenient when comparing two panels backlight effect and color, be intuitive, when replacement product type positive and negative anodes are different, only needing toggle switch with regard to convertible positive and negative anodes, faster convenience.
Description
Technical field
The present invention relates to jig technical field is lighted for detect backlight product, it is specifically related to a kind of double pressure head bands
Dipole inversion lights jig.
Background technology
With the development of science and technology, the quality requirement to liquid crystal display is higher and higher, backlight panel is liquid crystal display
Important component, backlight panel will appear various disadvantage and bad point in process of production, for example cut, speckle with dirt
Stain influences the display effect of liquid crystal display.So in order to improve the acceptance rate of product, more backlights in the fabrication process are needed
It lights, checks whether it reaches standard.During this, needs to use and light measurement jig.
And be traditionally used for lighting half product of backlight and the jig of lighting of finished product being fixed using a pressure head, by pcb board
Positive and negative anodes the positive and negative anodes connecting terminal of DC power supply is directly connected to conducting wire, carry out lighting test, and due to different model
The golden finger cathode and anode directions of product may be different, so after replacing product type, when golden finger cathode and anode directions differ
It when sample, needs to exchange in positive and negative anodes clip, operation is very cumbersome；When needing to carry out effect, color comparison if it is two products,
Just jig must be lighted using two simultaneously.
Thus, it is necessary to providing one kind lighting jig, it is of the existing technology to solve the problems, such as.
Invention content
For the above-mentioned problems in the prior art, it is desirable to provide a kind of double pressure heads light jig, to facilitate two panels to carry on the back
Light product comparison color and effect, and this is lighted jig and carries polar converter, and positive and negative anodes conversion can be quickly and easily carried out,
Test is lighted with adapt to different product model.
Specific technical solution is as follows：
A kind of double pressure heads light jig with dipole inversion, including：Test platform, for fixed and test product；It is fixed
The quantity of device, the fixing device is two and is disposed side by side on the side of the test platform；Test cell, the test
Unit includes dipole inversion component, installation test suite, and the installation test suite is corresponded with the fixing device, described
Dipole inversion component and the installation test suite are electrically connected by conducting wire, and the dipole inversion component includes that dipole inversion is opened
Pass, positive terminal pillar, negative terminal pillar, the polarity reversing switch respectively with the positive terminal pillar and negative terminal
Pillar is electrically connected.
More preferably, the polarity reversing switch is two grades of toggle switch of double six foot, including six stitch of A, B, C, D, E, F
With two conductive sheets, the conductive sheet is separately positioned on the B stitch and E stitch, wherein a conductive sheet connects A, B needle
Foot or B, C stitch, another conductive sheet connect D, E stitch or E, F stitch, the B stitch and positive terminal pillar electricity
Connection, the E stitch are electrically connected with the negative terminal pillar；The A stitch is connect with F stitch with conducting wire, the C stitch with
D stitch is connected with conducting wire.
More preferably, the centre position of two fixing devices offers polarity reversing switch mounting hole, and the test is flat
The corresponding position in the back side of platform opens up the groove of the placement polarity reversing switch.
More preferably, each installation test suite includes PCB mounting grooves, conducting wire perforation, and the PCB mounting grooves are opened in
On the test platform and positioned at the fixing device side, the A stitch and D stitch by the conducting wire perforate respectively with
The two poles of the earth of pcb board are connected.
More preferably, each fixing device includes firm banking, active connection, pressuring head part, the firm banking
It is fixed on the test platform, the pressuring head part is connected by the active connection and firm banking rotation
It connects.
More preferably, the pressuring head part includes handle, pressure head, and the handle is rotatably connected by torsional spring to be connected in the activity
On fitting, the pressure head setting rotates on the active connection, and with the rotation of the active connection.
More preferably, it is movably set with an aluminium block on the pressure head, the aluminium block is towards opening in the one side of the test platform
Equipped with a deep gouge, silica gel piece is equipped in the deep gouge.
More preferably, the test platform is bakelite plate, and rubber pad mounting hole is offered on the quadrangle of the bakelite plate.
More preferably, the size of the bakelite plate is：Long 220mm, wide 200mm, thick 8mm.
More preferably, the spacing of two fixing devices is 70mm.
The good effect of above-mentioned technical proposal is：
1) present invention is by being arranged the connection type inside polarity reversing switch so that replaces product type and needs to convert just
When cathode, as long as toggle switch can be realized easily, it is no longer necessary to exchange wiring, the faster convenience of this kind of mode；
2) present invention two fixing devices of setting on one piece of bakelite plate fix two pieces of pcb boards to realize, while lighting two
The backlight of the same model of piece so that more convenient, intuitive when comparison two panels backlight effect and color；
3) efficiency for lighting test can be improved in the configuration of the present invention is simple, simple operation.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention；
Fig. 2 is the front schematic view of the test platform architecture in the present invention；
Fig. 3 is the side schematic view of the test platform architecture in the present invention；
Fig. 4 is the schematic rear view of the test platform architecture in the present invention；
Fig. 5 is the wiring schematic diagram of the polarity reversing switch in the present invention.
In attached drawing, 1, test platform；11, rubber pad mounting hole；12, rubber mat；2, fixing device；21, firm banking；
211, mounting hole；22, active connection；23, pressuring head part；231, handle；232, pressure head；233, aluminium block；234, silica gel piece；3、
Polarity reversing switch；31, conductive sheet；32, polarity reversing switch mounting hole；33, groove；41, positive terminal pillar；42, cathode
Wiring pillar；5, PCB mounting grooves；6, conducting wire is perforated.
Specific implementation mode
It is real below in order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand
Example combination attached drawing is applied to be specifically addressed to provided by the invention.
Incorporated by reference to Fig. 1 to Fig. 4, what invention shows a kind of double pressure heads 232 with dipole inversion lights jig, including：It surveys
Platform 1 is tried, for fixed and test product；Fixing device 2, for product is fixed on test platform 1, the fixing device 2
Quantity be two, and be disposed side by side on the side of test platform 1；Test cell is used for subtest product, the test cell
Including dipole inversion component, installation test suite, installation test suite is corresponded with fixing device 2, that is, installs test suite
Quantity be 2, dipole inversion component and installation test suite be electrically connected by conducting wire, dipole inversion component be used for polar turn
Change comprising polarity reversing switch 3, positive terminal pillar 41, negative terminal pillar 42, polarity reversing switch 3 respectively with anode
Wiring pillar 41 and negative terminal pillar 42 are electrically connected.
The present invention it is existing light jig on the basis of, increase a convertible polar device and a fixed product
Test fixing device 2, to realize two products while comparison when lighting is convenient, and when the product golden finger of different model
When cathode and anode directions are different, positive and negative anodes can be quickly and easily converted by polar converter.
Specifically, in conjunction with Fig. 5, polarity reversing switch mounting hole 32 is offered in the middle position of two fixing devices 2,
The corresponding position in the back side of test platform 1 opens up the groove 33 of a placement polarity reversing switch 3.The polarity reversing switch 3 is double
Arrange six feet, two grades of toggle switch, including six stitch of A, B, C, D, E, F and two conductive sheets 31.Conductive sheet 31 is separately positioned on B
On stitch and E stitch, the conductive sheet 31 being arranged on B stitch can connect A, B stitch or connect B, C stitch, be arranged on E stitch
Conductive sheet 31 can connect D, E stitch or E, F stitch.Wherein B stitch is electrically connected with positive terminal pillar 41, positive terminal pillar
41 are connected with the anode of power supply, and E stitch is electrically connected with negative terminal pillar 42, the cathode phase of negative terminal pillar 42 and power supply
Even.A stitch is connect with F stitch with conducting wire, and C stitch is connect with D stitch with conducting wire.
What is be connected with polarity reversing switch 3 is installation test suite, which includes PCB mounting grooves 5, conducting wire
Perforation 6.PCB mounting grooves 5 are offered on test platform 1 and positioned at 2 side of fixing device, being just mounted on when pcb board is tested should
In mounting groove, the two poles of the earth of pcb board are connected with the A stitch of polarity reversing switch 3 and D stitch respectively by conducting wire perforation 6.
The operation principle of the change-over switch is：Since B stitch is connect with positive terminal pillar 41, positive terminal pillar 41
It is connected with the anode of power supply, i.e., B stitch is electrically connected with the anode of DC power supply；Since E stitch is connected with negative terminal pillar 42
It connects, negative terminal pillar 42 is connected with the cathode of power supply, i.e., E stitch is electrically connected with the cathode of DC power supply.A stitch and D stitch
The two poles of the earth of pcb board are connect respectively, and the connection of two pieces of pcb boards needs unanimously.When starting test, when moving toggle switch, make toggle switch
In a wherein conductive sheet 31 be in contact with C stitch, when another conductive sheet 31 is in contact with F stitch, i.e., B stitch connects with C stitch
Logical, E stitch is connected to F stitch, and B stitch is connected to positive pole, and C stitch is connected to D stitch, then the anode and D needles of power supply
Foot is connected, and D stitch is anode；And E stitch is connected to the cathode of power supply, F stitch is connected to A stitch, then the cathode of power supply and A needles
Foot is connected, and A stitch is cathode.
Opposite, when moving toggle switch, the wherein conductive sheet 31 in toggle switch is made to be in contact with A stitch, is another
When conductive sheet 31 is in contact with D stitch, i.e., B stitch is connected to A stitch, and E stitch is connected to D stitch, and B stitch and positive pole
It is connected to, then the anode of power supply is connected with A stitch, and A stitch is anode；And E stitch is connected to the cathode of power supply, then the cathode of power supply
It is connected with D stitch, D stitch is cathode.
Relevant, the two poles of the earth of pcb board are connected with A stitch and D stitch respectively, therefore, by the method, realize polar
Conversion, simple operation.
In addition, in the present invention, there are two test fixing devices 2, are to realize while fixing and light two panels shady face
Plate carries out the comparison of color and effect.Each fixing device 2 includes firm banking 21, active connection 22, pressuring head part 23, Gu
Determine pedestal 21 to be fixed on test platform 1 by mounting hole 211, pressuring head part 23 passes through active connection 22 and fixed bottom
Seat 21 be rotatably connected, the pressuring head part 23 include handle 231, pressure head 232, handle 231 by torsional spring be rotatably connected activity even
On fitting 22, the setting of pressure head 232 rotates on active connection 22, and with the rotation of active connection 22.On pressure head 232
It is movably set with an aluminium block 233, moves the length for adjusting and stretching out, aluminium block 233 is towards offering one in the one side of test platform 1
Deep gouge, deep gouge is interior to be equipped with silica gel piece 234, and silica gel piece 234 is pressed on PCB, fixed.
In an embodiment of the present invention, test platform 1 offers rubber using bakelite plate on the quadrangle of bakelite plate
Mounting hole 11 is padded, to install rubber mat 12, to protect and fix.The size of bakelite plate is：Long 220mm, wide 200mm,
Thick 8mm, therefore the spacing of two fixing devices 2 is 70mm, places the 33 depth 5mm of groove of change-over switch, 5 groove depth of PCB mounting grooves
1mm, this is dimensioned for lighting test 6 cun and product below, and will not occupy too many space.
The application method of the present invention：Product pcb board to be tested is installed in the PCB mounting grooves 5 on bakelite plate, by two
A fixing device 2 is screwed on the corresponding position of bakelite plate, and one is respectively mounted on the pressure head 232 in each fixing device 2
Block aluminium block 233 can move adjusting on pressure head 232, and for debugging the length stretched out, it is heavy to be offered on the lower surface of aluminium block 233
Slot, for installing silica gel piece 234, silica gel piece 234 is pressed on pcb board, and the two-stage of pcb board is wired to dipole inversion and opens
It closes on 3 stitch, polarity reversing switch 3 is connected according to above-mentioned connection type, and the positive and negative anodes of change-over switch are coupled with two
On wiring pillar, it is coupled with the positive and negative anodes of DC power supply with two two-conductor lines with crocodile clip, adjusts the electricity of DC power supply
Then the golden finger of backlight is put on the positive and negative anodes of pcb board by galvanic electricity pressure, production can be lighted by compressing golden finger by push-down head 232
Product are tested.
The present invention is by being arranged the connection type inside polarity reversing switch 3 so that replaces product type and needs to convert just
When cathode, as long as toggle switch can be realized easily, it is no longer necessary to exchange wiring, the faster convenience of this kind of mode；The present invention exists
Two fixing devices 2 are set on one piece of bakelite plate and fix two pieces of pcb boards to realize, while lighting the backlight of the same model of two panels,
So that more convenient, intuitive when comparison two panels backlight effect and color；The configuration of the present invention is simple, simple operation can be improved and light
The efficiency of test.
It these are only preferred embodiments of the present invention, be not intended to limit the implementation manners and the protection scope of the present invention, it is right
For those skilled in the art, it should can appreciate that and all be replaced with being equal made by description of the invention and diagramatic content
It changes and obviously changes obtained scheme, should all be included within the scope of the present invention.
Claims (10)
1. a kind of double pressure heads light jig with dipole inversion, which is characterized in that including：
Test platform (1), for fixed and test product；
The quantity of fixing device (2), the fixing device (2) is two and is disposed side by side on the side of the test platform (1)；
Test cell, the test cell include dipole inversion component, installation test suite, the installation test suite with it is described
Fixing device (2) corresponds, and the dipole inversion component and the installation test suite are electrically connected by conducting wire, the polarity
Transition components include polarity reversing switch (3), positive terminal pillar (41), negative terminal pillar (42), and the dipole inversion is opened
(3) are closed to be electrically connected with the positive terminal pillar (41) and negative terminal pillar (42) respectively.
2. a kind of double pressure heads according to claim 1 light jig with dipole inversion, which is characterized in that the polarity turns
Switch (3) is changed as two grades of toggle switch of double six foot, including six stitch of A, B, C, D, E, F and two conductive sheets (31), it is described
Conductive sheet (31) is separately positioned on the B stitch and E stitch, wherein a conductive sheet (31) connects A, B stitch or B, C needle
Foot, another conductive sheet (31) connects D, E stitch or E, F stitch, the B stitch are electrically connected with the positive terminal pillar (41)
It connects, the E stitch is electrically connected with the negative terminal pillar (42)；The A stitch is connect with F stitch with conducting wire, the C stitch
It is connect with D stitch with conducting wire.
3. a kind of double pressure heads according to claim 2 light jig with dipole inversion, which is characterized in that two described solid
The centre position for determining device (2) offers polarity reversing switch mounting hole (32), the corresponding position in the back side of the test platform (1)
Set the groove (33) for opening up the placement polarity reversing switch (3).
4. a kind of double pressure heads according to claim 3 light jig with dipole inversion, which is characterized in that each peace
Dress test suite includes PCB mounting grooves (5), conducting wire perforation (6), and the PCB mounting grooves (5) are opened in the test platform (1)
It is upper and positioned at the fixing device (2) side, the A stitch and D stitch by the conducting wire perforate (6) respectively with pcb board
The two poles of the earth are connected.
5. lighting jig with dipole inversion according to a kind of any double pressure heads of claim 1-4, which is characterized in that each
The fixing device (2) includes firm banking (21), active connection (22), pressuring head part (23), the firm banking (21)
It is fixed on the test platform (1), the pressuring head part (23) passes through the active connection (22) and the fixation
Pedestal (21) is rotatably connected.
6. a kind of double pressure heads according to claim 5 light jig with dipole inversion, which is characterized in that the pressure head portion
Part (23) includes handle (231), pressure head (232), and the handle (231) is rotatably connected by torsional spring in the active connection
(22) on, the pressure head (232) is arranged on the active connection (22), and with the rotation of the active connection (22) and
Rotation.
7. a kind of double pressure heads according to claim 6 light jig with dipole inversion, which is characterized in that the pressure head
(232) it is movably set with an aluminium block (233) on, the aluminium block (233) is towards offering one in the one side of the test platform (1)
Deep gouge, the deep gouge is interior to be equipped with silica gel piece (234).
8. a kind of double pressure heads according to claim 1 light jig with dipole inversion, which is characterized in that the test is flat
Platform (1) is bakelite plate, and rubber pad mounting hole (11) is offered on the quadrangle of the bakelite plate.
9. a kind of double pressure heads according to claim 8 light jig with dipole inversion, which is characterized in that the bakelite plate
Size be：Long 220mm, wide 200mm, thick 8mm.
10. a kind of double pressure heads according to claim 9 light jig with dipole inversion, which is characterized in that described in two
The spacing of fixing device (2) is 70mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711432799.1A CN108333444A (en) | 2017-12-26 | 2017-12-26 | A kind of double pressure heads light jig with dipole inversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711432799.1A CN108333444A (en) | 2017-12-26 | 2017-12-26 | A kind of double pressure heads light jig with dipole inversion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108333444A true CN108333444A (en) | 2018-07-27 |
Family
ID=62923745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711432799.1A Pending CN108333444A (en) | 2017-12-26 | 2017-12-26 | A kind of double pressure heads light jig with dipole inversion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108333444A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764184A (en) * | 2021-09-07 | 2021-12-07 | 深圳英智科技有限公司 | Energy storage capacitor charging polarity replacement device and transcranial stimulation device |
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| CN202255842U (en) * | 2011-09-29 | 2012-05-30 | 深圳市嘉泰宏实业有限公司 | Universal lightening tool |
| CN203101534U (en) * | 2012-11-13 | 2013-07-31 | 深圳市骏达光电有限公司 | Touch screen test tool and touch screen test system |
| CN203278791U (en) * | 2013-05-31 | 2013-11-06 | 西安华亚电子有限责任公司 | Automatic polarity conversion switch |
| CN105449742A (en) * | 2015-11-20 | 2016-03-30 | 安徽朗格暖通设备有限公司 | Power supply polarity switching circuit and device |
| CN205809462U (en) * | 2016-05-04 | 2016-12-14 | 深圳市帝显电子有限公司 | Light measurement jig |
| CN207557385U (en) * | 2017-12-26 | 2018-06-29 | 江西合力泰科技有限公司 | A kind of double pressure heads light jig with dipole inversion |
-
2017
- 2017-12-26 CN CN201711432799.1A patent/CN108333444A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202255842U (en) * | 2011-09-29 | 2012-05-30 | 深圳市嘉泰宏实业有限公司 | Universal lightening tool |
| CN203101534U (en) * | 2012-11-13 | 2013-07-31 | 深圳市骏达光电有限公司 | Touch screen test tool and touch screen test system |
| CN203278791U (en) * | 2013-05-31 | 2013-11-06 | 西安华亚电子有限责任公司 | Automatic polarity conversion switch |
| CN105449742A (en) * | 2015-11-20 | 2016-03-30 | 安徽朗格暖通设备有限公司 | Power supply polarity switching circuit and device |
| CN205809462U (en) * | 2016-05-04 | 2016-12-14 | 深圳市帝显电子有限公司 | Light measurement jig |
| CN207557385U (en) * | 2017-12-26 | 2018-06-29 | 江西合力泰科技有限公司 | A kind of double pressure heads light jig with dipole inversion |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113764184A (en) * | 2021-09-07 | 2021-12-07 | 深圳英智科技有限公司 | Energy storage capacitor charging polarity replacement device and transcranial stimulation device |
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