CN205941803U - Multiplexed output PCB's test fixture - Google Patents
Multiplexed output PCB's test fixture Download PDFInfo
- Publication number
- CN205941803U CN205941803U CN201620665219.8U CN201620665219U CN205941803U CN 205941803 U CN205941803 U CN 205941803U CN 201620665219 U CN201620665219 U CN 201620665219U CN 205941803 U CN205941803 U CN 205941803U
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- pcb board
- frame body
- pcb
- display lamp
- switch
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Abstract
The utility model belongs to the technical field of the PCB measuring technology and specifically relates to indicate a multiplexed output PCB's test fixture. It includes the frame body, be provided with on the frame body and be used for placeeing the workstation of PCB board and the toggle switch who is used for switching the output circuit of PCB board, the top of workstation is provided with the probe of the PCB board that is used for the test, the top of workstation still is provided with the fly leaf that is used for fixed probe, still is provided with the pulling mechanism who is used for stimulateeing the fly leaf on the fly leaf. It adopts the probe to detect the performance of PCB board, drive the probe when adopting pulling mechanism to move the fly leaf to simultaneously, convenient performance of testing different PCB boards at any time, still be provided with simultaneously toggle switch, toggle switch uses the multilayer switch, can test the multichannel parameter of PCB board, toggle switch only need be pressed and the way test can be traded, the operation is thus simple, the multichannel performance parameter who needs to adopt multiple devices aptitude test PCB board in the current technique has been overcome, and the production cost is greatly lowered, and improves the production efficiency.
Description
Technical field
This utility model is related to PCB technical field of measurement and test, refers in particular to a kind of measurement jig of multiple-channel output PCB.
Background technology
Conventional multiple-channel output PCB test, needs using more input and output test equipment, relatively costly, and surveys
Try inaccurate and artificial complex operation, error in judgement, low production efficiency easily occur.
Utility model content
This utility model is directed to problem of the prior art offer one kind, and using test equipment low cost and test effect is accurate
Spend the measurement jig of high, simple to operate multiple-channel output PCB.
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that：
A kind of measurement jig of multiple-channel output PCB that this utility model provides, including frame body, in described frame body
Be provided with the workbench for putting pcb board and for switch pcb board output circuit toggle switch, described workbench upper
Side is provided with the probe of the pcb board for test, and the top of described workbench is additionally provided with the portable plate for fixing probe, institute
The shift mechanism being additionally provided with for pulling portable plate is stated on portable plate.
Wherein, described frame body is additionally provided with the test module for testing pcb board, and described test module includes control
Circuit processed, display circuit and alternating current power supply, described display circuit is electrically connected with control circuit.
Wherein, described display circuit includes display lamp D1 and display lamp D2, described display lamp D1 and display lamp D2 and installs
In frame body, the positive pole of described display lamp D1 and display lamp D2 is all electrically connected with control circuit, described display lamp D1 and
The negative pole of display lamp D2 is all grounded.
Wherein, described toggle switch is provided with the first driving switch SW-1 being connected with pcb board respectively, the second gear is opened
Close SW-2, third gear switch SW-3 and fourth speed bit switch SW-4.
Wherein, the output port of described alternating current power supply respectively with described first driving switch SW-1, the second driving switch SW-
2 connections, described alternating current power supply is parallel with A.C. voltmeter.
Wherein, it is in series with tunable load RL and inspection stream between described third gear switch SW-3 and fourth speed bit switch SW-4
Resistance RT, is parallel with D.C. voltmeter between described third gear switch SW-3 and fourth speed bit switch SW-4.
Wherein, described frame body is additionally provided with the lead for coordinating portable plate action, described lead passes through
Portable plate is simultaneously flexibly connected with portable plate.
Wherein, described shift mechanism includes handle and connecting post, described frame body is provided with and described connecting post
The hollow cylinder of cooperation, described connecting post is passed through hollow cylinder and is connected with described portable plate.
Wherein, described frame body is provided with the padlock being easy to open frame body internal structure.
The beneficial effects of the utility model：
A kind of measurement jig of multiple-channel output PCB that this utility model provides, this utility model to detect PCB using probe
The performance of plate, to move drive probe while portable plate, the convenient property testing different pcb boards at any time to using shift mechanism simultaneously
Can, it is additionally provided with toggle switch in this utility model, described toggle switch is to use multi-layer switcher simultaneously, pcb board can be tested
Multichannel parameter, only need to press toggle switch is interchangeable drive test examination, simple to operate, overcomes and needs in existing technology using many
The multichannel performance parameter of platform equipment aptitude test pcb board, greatly reduces cost of manufacture, improves production efficiency.
Brief description
Fig. 1 is a kind of structural representation of the measurement jig of multiple-channel output PCB of the present utility model.
Fig. 2 is a kind of circuit diagram of the measurement jig of multiple-channel output PCB of the present utility model.
Reference in Fig. 1 to Fig. 2 includes：
1 frame body, 2 workbench 3 toggle switch
4 probe, 5 portable plate 6 shift mechanism
7 control circuit, 8 display circuit 9 alternating current power supply
10 display lamp D1,11 display lamp D2 12 lead
13 handle, 14 connecting post 15 hollow cylinder
16 padlocks.
Specific embodiment
For the ease of the understanding of those skilled in the art, this utility model is made further with accompanying drawing with reference to embodiment
Explanation, the content that embodiment refers to is not to restriction of the present utility model.Below in conjunction with accompanying drawing 1-2, this utility model is entered
The detailed description of row.
A kind of measurement jig of multiple-channel output PCB that this utility model provides, including frame body 1, described frame body 1
On be provided with workbench 2 for putting pcb board and the toggle switch 3 for switching the output circuit of pcb board, described workbench
2 top is provided with the probe 4 of the pcb board for test, and the top of described workbench 2 is additionally provided with for fixing probe 4
Portable plate 5, described portable plate 5 is additionally provided with the shift mechanism 6 for pulling portable plate 5.This utility model adopts probe 4
The performance of detection pcb board, to move drive probe 4 while portable plate 5 to using shift mechanism 6 simultaneously, conveniently to test at any time not
With the performance of pcb board, it is additionally provided with toggle switch 3 in this utility model, described toggle switch 3 is to use multi-layer switcher simultaneously,
The multichannel parameter of pcb board can be tested, only need to press toggle switch 3 is interchangeable drive test examination, often by once just switching once gate
Circuit, constantly circulates, simple to operate, overcomes the multichannel needing in existing technology using multiple devices aptitude test pcb board
Performance parameter, greatly reduces cost of manufacture, improves production efficiency.
In this utility model, described frame body 1 is additionally provided with the test module for testing pcb board, described test mould
Block includes control circuit 7, display circuit 8 and alternating current power supply 9, and described display circuit 8 and control circuit 7 are electrically connected with.Described
Alternating current power supply 9 provides alternating current, described control circuit 7 detection voltage and the normal operation controlling entirety.
In this utility model, described display circuit 8 includes display lamp D110 and display lamp D211, described display lamp D110
It is arranged in frame body 1 with display lamp D211, the positive pole of described display lamp D110 and display lamp D211 is all electric with control circuit 7
Property connect, the negative pole of described display lamp D110 and display lamp D211 is all grounded.According to the default wealthy value of control circuit 7, work as test
When the discharge voltage of PCB is qualified, described display lamp D110 is bright；When the discharge current testing PCB is qualified, described display lamp D211
Bright.
In this utility model, described toggle switch 3 is provided with the first driving switch SW-1 being connected with pcb board respectively,
Second driving switch SW-2, third gear switch SW-3 and fourth speed bit switch SW-4.Alternating current power supply 9 provides alternating current, provides
Two polarity be connected with the first driving switch SW-1 and the second driving switch SW-2 respectively.
In this utility model, the output port of described alternating current power supply 9 respectively with described first driving switch SW-1, second gear
Bit switch SW-2 connects, and described alternating current power supply 9 is parallel with A.C. voltmeter.
In this utility model, between described third gear switch SW-3 and fourth speed bit switch SW-4, it is in series with tunable load
RL and inspection leakage resistance RT, is parallel with D.C. voltmeter between described third gear switch SW-3 and fourth speed bit switch SW-4, leads to
Cross toggle switch 3 and can switch each road output of PCB and carry out discharge band load.Described control circuit 7 detection inspection leakage resistance RT two
The voltage at end is it can be deduced that discharge current；Display according to D.C. voltmeter can draw discharge voltage.
Specifically, the input of multiple-channel output rectification pcb board has two class polarity ports, respectively has 4 pins, including AC1-
1st, AC1-2, AC2-1, AC2-2, AC3-1, AC3-2, AC4-1 and AC4-2, described AC1-1, AC2-1, AC3-1 and AC4-1 are respectively
It is connected with 4 gating contacts of the first driving switch SW-1；Described AC1-2, AC2-2, AC3-2 and AC4-2 respectively with second gear
4 gating contacts of bit switch connect.
Specifically, the outfan of multiple-channel output rectification pcb board has two class polarity ports, respectively has 4 pins, including DC1-
1st, DC1-2, DC2-1, DC2-2, DC3-1, DC3-2, DC4-1 and DC4-2, described DC1-1, DC2-1, DC3-1 and DC4-1 are respectively
4 gating contacts switching SW-3 with third gear are connected；Described DC1-2, DC2-2, DC3-2 and DC4-2 respectively with fourth gear
4 gating contacts of bit switch connect.
This utility model can quickly judge whether the output voltage of PCB and electric current are normal, and output voltage control instruction
The display of lamp D110 and display lamp D211 come whether normal, the qualified then bright light that to judge output voltage and output current, unqualified not
Bright light.
In this utility model, described frame body 1 is additionally provided with the lead 12 for coordinating portable plate 5 action, institute
State lead 12 to pass through portable plate 5 and be flexibly connected with portable plate 5.Described lead 12 can ensure that the activity side of portable plate 5
Move vertically to along lead 12, ensure that probe 4 faces pcb board simultaneously.
In this utility model, described shift mechanism 6 includes handle 13 and connecting post 14, and described frame body 1 is arranged
There is the hollow cylinder 15 with the cooperation of described connecting post 14, described connecting post 14 is passed through hollow cylinder 15 and connected with described portable plate 5
Connect.Described hollow cylinder 15 ensures the direction of displacement of connecting post 14 it is ensured that connecting post 14 and portable plate 5 are vertically oriented motion,
Thus ensure probe 4 just to pcb board it is ensured that the test accuracy of pcb board and effectiveness.
This utility model, described frame body 1 is provided with the padlock 16 being easy to open frame body 1 internal structure.Can
Opened inside workbench 2 with directly untiing padlock 16, be easy to keep in repair.
The above, be only this utility model preferred embodiment, not this utility model is made any pro forma
Limit although this utility model is open as above with preferred embodiment, but be not limited to this utility model, any be familiar with basis
Technical professional, in the range of without departing from technical solutions of the utility model, when the technology contents using the disclosure above are made
A little Equivalent embodiments changing or be modified to equivalent variations, as long as be without departing from technical solutions of the utility model content, foundation
This utility model technology refers to any simple modification, equivalent variations and the modification that above example is made, and belongs to this practicality
In the range of new technique scheme.
Claims (9)
1. a kind of measurement jig of multiple-channel output PCB it is characterised in that：Including frame body, described frame body is provided with
For putting the workbench of pcb board and the toggle switch for switching the output circuit of pcb board, the top setting of described workbench
There is the probe of the pcb board for test, the top of described workbench is additionally provided with the portable plate for fixing probe, described activity
Shift mechanism for pulling portable plate is additionally provided with plate.
2. a kind of multiple-channel output PCB according to claim 1 measurement jig it is characterised in that：Described frame body is also
It is provided with the test module for testing pcb board, described test module includes control circuit, display circuit and alternating current power supply,
Described display circuit is electrically connected with control circuit.
3. a kind of multiple-channel output PCB according to claim 2 measurement jig it is characterised in that：Described display circuit bag
Included display lamp D1 and display lamp D2, described display lamp D1 and display lamp D2 are arranged in frame body, described display lamp D1 and
The positive pole of display lamp D2 is all electrically connected with control circuit, and the negative pole of described display lamp D1 and display lamp D2 is all grounded.
4. a kind of multiple-channel output PCB according to claim 2 measurement jig it is characterised in that：On described toggle switch
It is provided with the first driving switch SW-1 being connected respectively, the second driving switch SW-2, third gear switch SW-3 and the with pcb board
Four driving switch SW-4.
5. a kind of multiple-channel output PCB according to claim 4 measurement jig it is characterised in that：Described alternating current power supply
Output port is connected with described first driving switch SW-1, the second driving switch SW-2 respectively, and described alternating current power supply is parallel with friendship
Ampere-voltage meter.
6. a kind of multiple-channel output PCB according to claim 4 measurement jig it is characterised in that：Described third gear is opened
Close and between SW-3 and fourth speed bit switch SW-4, be in series with tunable load RL and inspection leakage resistance RT, described third gear switchs SW-3
It is parallel with D.C. voltmeter and fourth speed bit switch SW-4 between.
7. a kind of multiple-channel output PCB according to claim 1 measurement jig it is characterised in that：In described frame body
It is additionally provided with the lead for coordinating portable plate action, described lead is passed through portable plate and is flexibly connected with portable plate.
8. a kind of multiple-channel output PCB according to claim 1 measurement jig it is characterised in that：Described shift mechanism bag
Include handle and connecting post, described frame body has been provided with the hollow cylinder with the cooperation of described connecting post, described connecting post has been worn
Cross hollow cylinder and be connected with described portable plate.
9. a kind of multiple-channel output PCB according to claim 1 measurement jig it is characterised in that：In described frame body
It is provided with the padlock being easy to open frame body internal structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665219.8U CN205941803U (en) | 2016-06-29 | 2016-06-29 | Multiplexed output PCB's test fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620665219.8U CN205941803U (en) | 2016-06-29 | 2016-06-29 | Multiplexed output PCB's test fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205941803U true CN205941803U (en) | 2017-02-08 |
Family
ID=57930925
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620665219.8U Active CN205941803U (en) | 2016-06-29 | 2016-06-29 | Multiplexed output PCB's test fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205941803U (en) |
-
2016
- 2016-06-29 CN CN201620665219.8U patent/CN205941803U/en active Active
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |