CN207558747U - A kind of measured material for large scale LED chip - Google Patents
A kind of measured material for large scale LED chip Download PDFInfo
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- CN207558747U CN207558747U CN201721448048.4U CN201721448048U CN207558747U CN 207558747 U CN207558747 U CN 207558747U CN 201721448048 U CN201721448048 U CN 201721448048U CN 207558747 U CN207558747 U CN 207558747U
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Abstract
The utility model discloses a kind of measured material for large scale LED chip, including power supply output mechanism, clamp mechanism；The power supply output mechanism includes several probes；The clamp mechanism includes the LED chucking mechanisms for clamping LED, the probe control mechanism for making probe contact or disengaging LED conductive contacts, LED is loaded fixation by the LED structures that are loaded, the control mechanism is connect with probe, when the control mechanism acts, the probe contact or disengaging LED conductive contacts.This measured material crosses the parameters of fixture test RGB types LED, and accuracy is high, and stability is strong, easy to operate, and service life is long, improves testing efficiency.
Description
Technical field
The utility model is related to the field of measuring technique of electronic component, relate in particular to a kind of for large scale LED
The measured material of chip.
Background technology
LED (light emitting diode) has obtained universal popularization due to meeting the energy-saving and environment-friendly demand for development of today's society
Using.It needs to measure LED using fixture in the production process of LED, the stability of LED clip tool directly influences test
As a result stability.Fixture uses very frequently in generating process, so the service life of fixture is also very heavy into one
The index wanted.Traditional fixture is since structure design is relatively not perfect, fixture fixed position is not accurate, contact probe position is not smart
Lead to that the test result of fixture is unstable, and service life is short accurate, the problems such as mechanically actuated is not easy, inconvenient profit replaces LED
Time it is long.
In process of production, in order to meet the market demand, the size for having substantial portion of LED chip is very big by LED, tradition
The test fixture for small size design cannot meet the test of large size chip well, it is not clamping to be easy to cause material,
Placing planeness is poor, and LED tests is caused to be affected.
Invention content
The purpose of this utility model is that it in view of the above-mentioned defects in the prior art, provides a kind of for large scale LED chip
Measured material, for large scale LED chip, debugged by spring force, LED chip made to fix more preferably；LED location controls
Precisely, contact probe position is accurate, and stability is strong；Measuring stability is high.
To achieve these goals, the technical solution of the utility model is：
A kind of measured material for large scale LED chip, including power supply output mechanism, clamp mechanism；
The power supply output mechanism includes several probes being connect with conducting wire；
Including being used for, the LED chucking mechanisms of clamping LED, for making, probe contacts the clamp mechanism or disengaging LED is conductive
LED is loaded fixation by the probe control mechanism of contact, the LED structures that are loaded, and the control mechanism is connect with probe, when described
When control mechanism acts, the probe contact or disengaging LED conductive contacts；
The LED chucking mechanisms include being opened in the IED card slots on chuck body top, one end setting of the IED card slots
There are LED straps, the other end of the IED card slots is provided with the LED movement clamping plates that can be moved in card slot；The IED cards
Probe movable passageway is provided with below slot, which is located at the IED between LED straps and LED movement clamping plates
Under card slot；The LED movements clamping plate is arranged with a clamping plate control mechanism for making LED movement clamping plate movements；The clamping plate controls
Mechanism includes being set in chuck body and swingable clamping plate connecting rod, the clamping plate connecting rod are hinged by the articulated shaft on top
It is connect in chuck body and on top with LED straps, the chuck body is provided with clamping plate control channel in lower part, should
Clamping plate control channel is located at the both sides of clamping plate connecting rod, and the folder for resetting clamping plate connecting rod is provided in a clamping plate control channel
Flat spring, is provided with clamping plate control button in another clamping plate control channel and the clamping plate control button is from the clamping plate control channel
It stretches out；
The needle control mechanism includes being fixedly connected with the probe fixed link of probe and makes what probe fixed link moved up and down
Probe fixed link movable passageway, the probe fixed link is movably arranged in probe fixed link movable passageway and its lower end is provided with
The probe springs for resetting probe fixed link, the chuck body are provided with probe control in probe fixed link movable passageway side
Button.
As the improvement to above-mentioned technical proposal, the IED card slots are blind slot, and the chuck body is in the openend of blind slot
It is provided with slit.The position for acting as providing LED movement clamping plates and moving along axle center movement of slit.
As the improvement to above-mentioned technical proposal, the probe fixed link and probe control button are rack pinion machine
Structure.
As the improvement to above-mentioned technical proposal, the power supply output mechanism further includes the aviation being fixed in chuck body
Plug, the aviation plug are connected by conducting wire with probe.
As the improvement to above-mentioned technical proposal, the probe is four.
Compared with prior art, the utility model has the advantages and positive effects of：
The operation principle of the fixture is：LED straps play the fixed function of LED with LED movement clamping plate mutual cooperations.
Four probes contact four contacts of LED chip respectively, play energization action.Four probes are fixed in probe fixed link, are visited
Needle fixed link linking probe control button control, probe control-rod lower section is equipped with probe springs, when probe control button presses down
When, probe fixed link is integrally pressed down along probe fixed link movable passageway, compresses probe springs below, and
Four probes is driven integrally to push, it is made to be separated with LED bottom contacts.LED clip plate control button is connected with LED clip plate connecting rod
It connects, the other end of LED clip plate connecting rod is connect with clamping plate spring, and clamping plate spring is placed in clamping plate control channel, and LED clip plate connects
Extension bar is rotated by articulated shaft.The position for acting as providing LED movement clamping plates and moving along axle center movement of slit.LED
It is connected at the top of mobile clamping plate and LED clip plate connecting rod.Four probe bases pass through four conducting wires and power supply Aviation Connector phase
Connection.
Probe control button is pushed first, and keeps pressed status, and at this moment probe springs are compressed, and are driven under probe fixed link
Pressure, four probes are pushed also with probe fixed link.LED clip plate control button is pinned, then LED clip plate connecting rod is along hinged
Axis axle center rotates, and clamping plate spring is made to be in compressive state, and at this moment LED is put into LED slots position, first loose after the completion of placement
LED clip plate control button is opened, then clamping plate spring is in and flicks state, makes LED clip plate connecting rod along articulated shaft axle center toward LED side
To rotation, LED movement clip board engagement LED straps is made to play the role of clamping to LED chip.Unclamp again probe control by
Button flicks probe springs, so as to which probe fixed link be driven to rise, so as to which four probes be made to rise therewith, and four with LED chip
A contact, which is touched, to be in close contact.
After completing this placement work, external power supply input line is accessed into power control box input port, then pass through transmission
The output port and fixture power supply Aviation Connector of line connection power control box, fixture is put into test system, passes through power supply control
The output of box control R, G, B-source processed, the test of relevant parameter is carried out by testing system.
The test philosophy of the utility model is：
RGB types LED during the test controls out-put supply by power control box, and there are one power control box
Power input port and an output port of power source by rotary switch, make the power supply of input be switched to different output ports
On, different output ports corresponds to the different contact points of LED chip, so as to achieve the purpose that LED is controlled to shine.
For RGB types LED chip there are two types of being powered to defining, one kind is common cathode, and one kind is common-anode.Common cathode is in chip,
R, cathode when tri- kinds of light of G, B are powered is to be connected together and be constantly in input state, by the anode for controlling tri- kinds of light of R, G, B
Input, to control the bright dark of three kinds of light.Common-anode is in chip, and anode when tri- kinds of light of R, G, B are powered is to be connected together and one
Directly in input state, input by the cathode for controlling tri- kinds of light of R, G, B, come control three kinds of light it is bright secretly.
For the material property of common cathode RGB types LED, the back panel wiring method of corresponding power control box is：Power supply is defeated
Enter cathode directly with power supply output negative pole to be connected, power input anode accesses the input terminal of band switch, the power input of R
It is connected with first output port of band switch, the power input of G is connected with the second of band switch output port
It connects, the power input of B is connected with the third output port of band switch, by band switch to the anode of out-put supply
It is controlled.
For the material property of common-anode RGB types LED, the back panel wiring method of corresponding power control box is：Power supply is defeated
Enter anode directly with power supply output cathode to be connected, power input cathode accesses the input terminal of band switch, the power input of R
It is connected with first output port of band switch, the power input of G is connected with the second of band switch output port
It connects, the power input of B is connected with the third output port of band switch, by band switch to the cathode of out-put supply
It is controlled.
Band switch by control handle, rotation axis, bow strip, power input, the output terminal of R, the output terminal of G, B it is defeated
Outlet forms, and one end of bow strip is connected with power input, by rotary control knob, make its drive bow strip along turn
Moving axis the output terminal of R, the output terminal of G, B three output terminals of output terminal in carry out back rotation, realize that the power supply of three ports is defeated
Go out control.The output terminal of R, the output terminal of G, B output terminal and the line of rotation axis apart from identical, in centered on rotation axis
Three equidistant points on the circular arc of point.
Fixture be by contact probe, LED straps, LED movement clamping plate, probe control button, LED clip plate control by
Button, power supply Aviation Connector composition.Probe control button is pressed first and keeps pressing state, and probe control button is made to drive probe
It presses down together and keeps pressed status, after probe pushes, press LED clip plate control button, using lever principle, make LED clip
Plate moves backward, and LED is placed on LED places in card slot, unclamps LED clip plate control button, LED clip plate is made to be contacted with LED, is matched
Close LED straps play the role of fixed LED, at this moment decontrol probe control button again, make probe up pop up and with LED bottoms
The contact contact in portion is in close contact.
The measured material for large scale LED chip of the utility model, 1, easy to operate, service life is long；2nd, LED
It is accurate to put control, contact probe position is accurate, and stability is strong；3rd, it for large scale LED chip, is debugged, made by spring force
LED chip is fixed more preferably；4th, fixture spatial design is reasonable, easily carries out the replacement of associated component, and measuring stability is high；5th, lead to
It crosses probe and LED clip plate individually controls, LED placement process can be made more secured, LED placing planeness is more preferable.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention, for those of ordinary skill in the art, without having to pay creative labor, may be used also
To obtain other attached drawings according to these attached drawings.
Fig. 1 is the structure diagram of the utility model；
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, any modification, equivalent replacement, improvement and so on should be included in the utility model
Within protection domain.
As shown in Figure 1, the measured material for large scale LED chip of the utility model, including power supply output mechanism, folder
Has mechanism；The power supply output mechanism includes several probes 1；The clamp mechanism includes the LED card-loading machines for clamping LED
Structure, for probe 1 to be made to contact or be detached from the probe control mechanism of LED conductive contacts, the LED be loaded structure LED is loaded it is solid
Fixed, the control mechanism is connect with probe 1, and when the control mechanism acts, the probe 1 contacts or is detached from LED conductions and touches
Point.
As the improvement to above-mentioned technical proposal, the LED chucking mechanisms include being opened in the IED on 4 top of chuck body
Card slot, one end of the IED card slots are provided with LED straps 2, and the other end of the IED card slots is provided with can be in card slot
Mobile LED movement clamping plates 3；Probe movable passageway is provided with below the IED card slots, which is located at LED
Under IED card slots between strap 2 and LED movement clamping plates 3.
As the improvement to above-mentioned technical proposal, the IED card slots are blind slot, and the chuck body 4 is in the opening of blind slot
End is provided with slit 5.The position for acting as providing LED movement clamping plates and moving along axle center movement of slit 5.
As the improvement to above-mentioned technical proposal, the LED chucking mechanisms, which further include one, makes LED movement clamping plate movements
Clamping plate control mechanism；The clamping plate control mechanism includes being set in chuck body 4 and swingable clamping plate connecting rod 6, the clamping plate
Connecting rod 6 is hinged in chuck body 4 by the articulated shaft 7 on top and is connect on top with LED straps 3, the fixture
Ontology 4 is provided with clamping plate control channel in lower part, which is located at the both sides of clamping plate connecting rod, a clamping plate control
The clamping plate spring 8 for resetting clamping plate connecting rod is provided in channel, be provided in another clamping plate control channel clamping plate control by
Button 9 and the clamping plate control button 9 are stretched out from the clamping plate control channel.
As the improvement to above-mentioned technical proposal, the needle control mechanism includes being fixedly connected with the probe fixed link of probe 1
10 and the probe fixed link movable passageway that moves up and down probe fixed link 10, the probe fixed link 10 be movably arranged on spy
In needle fixed link movable passageway and its lower end is provided with the probe springs 12 for resetting probe fixed link, and the chuck body 4 exists
Probe fixed link movable passageway side is provided with probe control button 11.
As the improvement to above-mentioned technical proposal, the probe fixed link 10 and probe control button 11 are passed for rack-and-pinion
Motivation structure.
As the improvement to above-mentioned technical proposal, the power supply output mechanism further includes the boat being fixed in chuck body 4
Blind plug 13, the aviation plug 13 are connected by conducting wire with probe 1.
As the improvement to above-mentioned technical proposal, the probe 1 is four.
Compared with prior art, the utility model has the advantages and positive effects of：
The operation principle of the fixture is：LED straps play the fixed function of LED with LED movement clamping plate mutual cooperations.
Four probes contact four contacts of LED chip respectively, play energization action.Four probes are fixed in probe fixed link, are visited
Needle fixed link linking probe control button control, probe control-rod lower section is equipped with probe springs, when probe control button presses down
When, probe fixed link is integrally pressed down along probe fixed link movable passageway, compresses probe springs below, and
Four probes is driven integrally to push, it is made to be separated with LED bottom contacts.LED clip plate control button is connected with LED clip plate connecting rod
It connects, the other end of LED clip plate connecting rod is connect with clamping plate spring, and clamping plate spring is placed in clamping plate control channel, and LED clip plate connects
Extension bar is rotated by articulated shaft.The position for acting as providing LED movement clamping plates and moving along axle center movement of slit.LED
It is connected at the top of mobile clamping plate and LED clip plate connecting rod.Four probe bases pass through four conducting wires and power supply Aviation Connector phase
Connection.
Probe control button is pushed first, and keeps pressed status, and at this moment probe springs are compressed, and are driven under probe fixed link
Pressure, four probes are pushed also with probe fixed link.LED clip plate control button is pinned, then LED clip plate connecting rod is along hinged
Axis axle center rotates, and clamping plate spring is made to be in compressive state, and at this moment LED is put into LED slots position, first loose after the completion of placement
LED clip plate control button is opened, then clamping plate spring is in and flicks state, makes LED clip plate connecting rod along articulated shaft axle center toward LED side
To rotation, LED movement clip board engagement LED straps is made to play the role of clamping to LED chip.Unclamp again probe control by
Button flicks probe springs, so as to which probe fixed link be driven to rise, so as to which four probes be made to rise therewith, and four with LED chip
A contact, which is touched, to be in close contact.
After completing this placement work, external power supply input line is accessed into power control box input port, then pass through transmission
The output port and fixture power supply Aviation Connector of line connection power control box, fixture is put into test system, passes through power supply control
The output of box control R, G, B-source processed, the test of relevant parameter is carried out by testing system.
The test philosophy of the utility model is：
RGB types LED during the test controls out-put supply by power control box, and there are one power control box
Power input port and an output port of power source by rotary switch, make the power supply of input be switched to different output ports
On, different output ports corresponds to the different contact points of LED chip, so as to achieve the purpose that LED is controlled to shine.
For RGB types LED chip there are two types of being powered to defining, one kind is common cathode, and one kind is common-anode.Common cathode is in chip,
R, cathode when tri- kinds of light of G, B are powered is to be connected together and be constantly in input state, by the anode for controlling tri- kinds of light of R, G, B
Input, to control the bright dark of three kinds of light.Common-anode is in chip, and anode when tri- kinds of light of R, G, B are powered is to be connected together and one
Directly in input state, input by the cathode for controlling tri- kinds of light of R, G, B, come control three kinds of light it is bright secretly.
For the material property of common cathode RGB types LED, the back panel wiring method of corresponding power control box is：Power supply is defeated
Enter cathode directly with power supply output negative pole to be connected, power input anode accesses the input terminal of band switch, the power input of R
It is connected with first output port of band switch, the power input of G is connected with the second of band switch output port
It connects, the power input of B is connected with the third output port of band switch, by band switch to the anode of out-put supply
It is controlled.
For the material property of common-anode RGB types LED, the back panel wiring method of corresponding power control box is：Power supply is defeated
Enter anode directly with power supply output cathode to be connected, power input cathode accesses the input terminal of band switch, the power input of R
It is connected with first output port of band switch, the power input of G is connected with the second of band switch output port
It connects, the power input of B is connected with the third output port of band switch, by band switch to the cathode of out-put supply
It is controlled.
Band switch by control handle, rotation axis, bow strip, power input, the output terminal of R, the output terminal of G, B it is defeated
Outlet forms, and one end of bow strip is connected with power input, by rotary control knob, make its drive bow strip along turn
Moving axis the output terminal of R, the output terminal of G, B three output terminals of output terminal in carry out back rotation, realize that the power supply of three ports is defeated
Go out control.The output terminal of R, the output terminal of G, B output terminal and the line of rotation axis apart from identical, in centered on rotation axis
Three equidistant points on the circular arc of point.
Fixture be by contact probe, LED straps, LED movement clamping plate, probe control button, LED clip plate control by
Button, power supply Aviation Connector composition.Probe control button is pressed first and keeps pressing state, and probe control button is made to drive probe
It presses down together and keeps pressed status, after probe pushes, press LED clip plate control button, using lever principle, make LED clip
Plate moves backward, and LED is placed on LED places in card slot, unclamps LED clip plate control button, LED clip plate is made to be contacted with LED, is matched
Close LED straps play the role of fixed LED, at this moment decontrol probe control button again, make probe up pop up and with LED bottoms
The contact contact in portion is in close contact.
The measured material for large scale LED chip of the utility model, 1, easy to operate, service life is long；2nd, LED
It is accurate to put control, contact probe position is accurate, and stability is strong；3rd, it for large scale LED chip, is debugged, made by spring force
LED chip is fixed more preferably；4th, fixture spatial design is reasonable, easily carries out the replacement of associated component, and measuring stability is high；5th, lead to
It crosses probe and LED clip plate individually controls, LED placement process can be made more secured, LED placing planeness is more preferable.
Claims (5)
1. a kind of measured material for large scale LED chip, it is characterised in that：Including power supply output mechanism, clamp mechanism；
The power supply output mechanism includes several probes being connect with conducting wire；
The clamp mechanism include for clamping LED LED chucking mechanisms, for make probe contact or be detached from LED conductive contacts
Probe control mechanism, LED is loaded fixation by the LED structures that are loaded, and the control mechanism is connect with probe, when the control
During mechanism action, the probe contact or disengaging LED conductive contacts；
The LED chucking mechanisms include being opened in the IED card slots on chuck body top, and one end of the IED card slots is provided with LED
Strap, the other end of the IED card slots are provided with the LED movement clamping plates that can be moved in card slot；Under the IED card slots
Side is provided with probe movable passageway, which is located under the IED card slots between LED straps and LED movement clamping plates；
The LED movements clamping plate is arranged with a clamping plate control mechanism for making LED movement clamping plate movements；The clamping plate control mechanism includes
It is set in chuck body and swingable clamping plate connecting rod, the clamping plate connecting rod is hinged on fixture sheet by the articulated shaft on top
It is connect on body and on top with LED straps, the chuck body is provided with clamping plate control channel in lower part, clamping plate control
Channel is located at the both sides of clamping plate connecting rod, and the clamping plate spring for resetting clamping plate connecting rod is provided in a clamping plate control channel,
Clamping plate control button is provided in another clamping plate control channel and the clamping plate control button is stretched out from the clamping plate control channel；
The needle control mechanism includes the probe for being fixedly connected with the probe fixed link of probe and moving up and down probe fixed link
Fixed link movable passageway, the probe fixed link is movably arranged in probe fixed link movable passageway and its lower end is provided with and makes spy
Needle fixed link reset probe springs, the chuck body be provided in probe fixed link movable passageway side probe control by
Button.
2. the measured material according to claim 1 for large scale LED chip, it is characterised in that：The IED card slots are
Blind slot, the chuck body are provided with slit in the openend of blind slot.
3. the measured material according to claim 1 for large scale LED chip, it is characterised in that：The probe is fixed
Bar and probe control button are rack and pinion drive mechanism.
4. the measured material according to claim 1 for large scale LED chip, it is characterised in that：The power supply output
Mechanism further includes the aviation plug being fixed in chuck body, which is connected by conducting wire with probe.
5. the measured material according to claim 1 for large scale LED chip, it is characterised in that：The probe is four
It is a.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721448048.4U CN207558747U (en) | 2017-11-02 | 2017-11-02 | A kind of measured material for large scale LED chip |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721448048.4U CN207558747U (en) | 2017-11-02 | 2017-11-02 | A kind of measured material for large scale LED chip |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207558747U true CN207558747U (en) | 2018-06-29 |
Family
ID=62681951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721448048.4U Active CN207558747U (en) | 2017-11-02 | 2017-11-02 | A kind of measured material for large scale LED chip |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207558747U (en) |
-
2017
- 2017-11-02 CN CN201721448048.4U patent/CN207558747U/en active Active
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