CN206223820U - A kind of PCB ageing managements demarcate frock - Google Patents
A kind of PCB ageing managements demarcate frock Download PDFInfo
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- CN206223820U CN206223820U CN201621244180.9U CN201621244180U CN206223820U CN 206223820 U CN206223820 U CN 206223820U CN 201621244180 U CN201621244180 U CN 201621244180U CN 206223820 U CN206223820 U CN 206223820U
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- pcb
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Abstract
Frock is demarcated the utility model discloses a kind of PCB ageing managements, including base plate and being fitted vertically in the support bar on base plate, the support bar be provided with can along support bar slide up and down above plate, the base plate is provided with lower panel, the top panel and lower panel are parallel to each other, and lower panel plate located above underface；The lower panel is provided with probe, and the top panel is provided with the potentiometer hole used cooperatively with the probe.Can once property completes electro-detection, ageing management and demarcation in the frock, without wiring of frequently taking out stitches, and can disposably detect polylith PCB, compared with traditional detection mode, detection efficiency obtains greatly lifting, and does not result in short circuit damage.
Description
Technical field
The utility model is related to the detection technique field of sensor circuit board, and specifically one kind can disposably complete right
The frock of the upper electro-detection, ageing management and demarcation of sensor circuit board.
Background technology
In sensor preparation process, when in PCB component attachment finish be made semi-finished product after, it is necessary to PCB electricity
Road on-board circuitry carries out electro-detection, ageing management and demarcation etc..Upper electro-detection refers to, the power on circuitry shape in PCB
Under state, whether detection circuital current is normal and whether each indicator lamp indicates normally；Ageing management refers to put PCB
Enter in aging equipment and be powered, whether energization work meets regulation requirement to detection circuit in high temperature environments；Demarcation refers to utilize
Calibration facility is demarcated to circuit in PCB.
Powered detection is that circuit board function is detected using artificial operation universal meter.Traditional ageing management needs
Each circuit board is individually powered, and circuit board output needs Real Time Observation；Existing technology for detection circuit board and aging
Circuit board efficiency comparison is slow, and need it is single carry out test and aging, easily error causes circuit board damage to detection process.Due to
Need individually to power each circuit board, therefore need to pick out each circuit board cable and then detect one by one, place into old
Wiring one by one, is then observed after change equipment；After the completion of to be aging, circuit board is further taken out, one by one testing calibration, process compares
Cumbersome, connection times are relatively more, and efficiency comparison is low；Circuit board short circuit is easily caused during multiple wiring, and makes circuit board
Damage.In traditional calibration process, circuit board zero point and full scale are adjusted to compare and lost time, and often adjusting one piece of circuit board needs pressurization
Release is more than twice.
Utility model content
Based on this, the utility model provides a kind of PCB ageing managements and demarcates frock, can be in the frock on once property is completed
Electro-detection, ageing management and demarcation, without wiring of frequently taking out stitches, and can disposably detect polylith PCB, with traditional detection
Mode is compared, and detection efficiency obtains greatly lifting, and does not result in short circuit damage.
The technical solution of the utility model is：A kind of PCB ageing managements demarcate frock, including base plate and be fitted vertically in
Support bar on base plate, the support bar be provided with can along support bar slide up and down above plate, the base plate is provided with lower panel,
The top panel and lower panel are parallel to each other, and lower panel plate located above underface；The lower panel is provided with probe, institute
State top panel and be provided with the potentiometer hole used cooperatively with the probe.
During test, PCB to be measured is placed on lower panel, and power hole is inserted on probe in PCB, by probe
Powered to PCB, and sensor detection signal is accessed to PCB input, then detect defeated on each defining node
Whether normal go out electric current, be used to detect PCB on each solder joint whether normal weld, it is to avoid the situation appearance of failure welding.During test
Polylith PCB can be simultaneously tested, and without continually disconnecting power line etc., testing efficiency is greatly improved, and keep away
Exempt to be likely to occur the situation appearance that short circuit causes PCB to damage during wiring.
In the utility model, it is preferable that above-mentioned PCB ageing managements demarcate frock also include pull bar, moving bar, supporting plate and
Location-plate, the location-plate is fixed on the top of the support bar, and the supporting plate is fixed on location-plate, supporting plate be provided with
The collar of the pull bar matching, in the collar, one end of pull bar is fixedly connected the pull bar with the top panel,
The other end of pull bar is flexibly connected with one end of the moving bar, and moving bar is movably set in supporting plate.
During test, by promoting moving bar, move up and down pull bar, so drive top panel on the support bar on glide
It is dynamic, so that the probe on potentiometer hole and lower panel on top panel coordinates being worked with adjusting circuit in PCB to be measured
State.
In the utility model, it is preferable that the PCB ageing managements demarcate frock also includes test fixture box, the test fixture
The built-in 24V dc sources of box, and the dc source is connected with the probe, the base plate is fixed on the test fixture box.It is logical
Built-in 24V dc sources are crossed, and by probe for PCB to be measured is powered, it is to avoid use the cumbersome work of external power supply wiring
Make.
In the utility model, it is preferable that the side of the test fixture box is provided with recording instrument without paper.Own in detection process
Detection data directly show that observation is convenient and comprehensively by recording instrument without paper.
In the utility model, it is preferable that the PCB ageing managements demarcate frock also includes a pair of risers, a described opposition
Plate is fitted vertically on the base plate, and the two ends of the location-plate are individually fixed on a pair of risers.Riser is used for firm fixed
Position plate and support bar, makes total more stable, it is to avoid during long-term use in frock each parts there is micro-displacement and
Influence test result.
In the utility model, it is preferable that detection circuit board is additionally provided with the base plate.The effect for detecting circuit board is to treat
PCB selection is surveyed in the sensor signal wanted needed for upper electro-detection, ageing management and calibration process.
In the utility model, it is preferable that supporting plate is additionally provided with the base plate, the lower panel is on the supporting plate.Supporting plate
Play a supportive role and make lower panel to raise to lower panel, to coordinate top panel to complete test.
Below just using above-mentioned frock to the process of electro-detection, ageing management and demarcation in the disposable completion of circuit board under test
It is illustrated：
Electro-detection is carried out first：PCB to be measured is positioned on lower panel, then by built-in 24V dc source power supplys
Switch opens power supply, then the sensor signal needed for by detecting that circuit board sets PCB to be measured, then remembers by without paper
Whether the output current signal of record instrument observation display is normal, is used to judge that whether normal PCB welding to be measured is errorless.
Then ageing management is carried out：After the completion of upper electro-detection, if judging, welding is good, need not take out stitches also remove and treat
Survey PCB, directly the whole frock used during upper electro-detection is positioned in aging equipment, proceed by it is aging,
And current output signal is observed by recording instrument without paper.
Finally demarcated：After the completion of ageing management, whole frock is taken out from aging equipment, if without aging exception,
Need not equally take out stitches need not also remove PCB to be measured, the input for detecting circuit board is connected to and is positioned over calibration facility
Sensor output, sequentially input sensor zero point input signal, by potentiometer hole, adjust zero potential device, make to be measured
PCB output current 4mA；Input pickup full scale input signal, by potentiometer hole, adjusts full scale potentiometer, makes to treat
Survey PCB output current 20mA.Treat after the completion of all regulations, take out PCB to be measured.
The beneficial effects of the utility model are：
(1) electro-detection, ageing management and demarcation can be disposably completed, need not frequently take out stitches wiring during three, and
Polylith PCB can be disposably detected, compared with traditional detection mode, detection efficiency obtains greatly lifting, and will not
Short circuit is caused to damage；
(2) probe is used, reduce the number of times of wiring, it is to avoid the short circuit phenomenon occurred during wiring, improve electricity
The qualification rate of road plate, and further increase operating efficiency；
(3) can disposably detect and demarcate polylith circuit board, shorten the time of repeated pressurization release, improve
Production efficiency；
(4) upper electro-detection, ageing management and demarcation are disposably completed by the frock, with traditional each detection and calibrated
Journey is individually compared using a frock, and the usage quantity of frock is greatly reduced, and is easy to management, management service expense and system
Standby cost is greatly reduced.
Brief description of the drawings
Fig. 1 is the structural representation that PCB ageing managements described in the utility model embodiment demarcate frock；
Fig. 2 is the structural representation at another visual angle of PCB ageing managements demarcation frock in Fig. 1；
Description of reference numerals：
10 base plates, 20 detection circuit boards, 30 test fixture boxes, 401 lower panels, 402 supporting plates, 403 top panels, 50 supports
Bar, 601 collars, 602 pull bars, 603 moving bars, 604 supporting plates, 70 risers, 80 location-plates, 90 recording instrument without paper.
Specific embodiment
The utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment
With reference to Fig. 1 and Fig. 2, a kind of PCB ageing managements demarcate frock, including base plate 10 and are fitted vertically on base plate 10
Support bar 50, the support bar 50 be provided with can along support bar slide up and down above plate 403, the base plate 10 is provided with following
Plate 401, the top panel 401 and lower panel 403 are parallel to each other, and the plate 403 located above of lower panel 401 underface；It is described
Lower panel 401 is provided with probe, and the top panel 403 is provided with the potentiometer hole used cooperatively with the probe.
During test, PCB to be measured is placed on lower panel 401, and power hole is inserted on probe in PCB, is passed through
Probe is powered to PCB, and accesses sensor detection signal to PCB input, then detects each defining node
Whether upper output current normal, be used to detect PCB on each solder joint whether normal weld, it is to avoid the situation appearance of failure welding.Survey
Polylith PCB can be simultaneously tested during examination, and without continually disconnecting power line etc., testing efficiency is greatly improved,
And avoid and short circuit is likely to occur during wiring causes the situation that PCB is damaged to occur.
In another embodiment, above-mentioned PCB ageing managements demarcate frock also includes pull bar 602, moving bar 603, support
Plate 604 and location-plate 80, the location-plate 80 are fixed on the top of the support bar 50, and the supporting plate 604 is fixed on location-plate
On 80, supporting plate 604 is provided with the collar 601 matched with the pull bar 602, and the pull bar 602 is located at the collar 601
Interior, one end of pull bar 602 is fixedly connected with the top panel 403, the other end of pull bar 602 and the one of the moving bar 603
End is flexibly connected, and moving bar 603 is movably set in supporting plate 604.
During test, by promoting moving bar 603, pull bar 602 is moved up and down, and then drive top panel 403 in support bar
Slided up and down on 50, so that the probe on potentiometer hole and lower panel 401 on top panel 403 coordinates to adjust PCB to be measured
Circuit working state on circuit board.
In another embodiment, the PCB ageing managements demarcate frock also includes test fixture box 30, the test fixture box
30 built-in 24V dc sources, and the dc source is connected with the probe, the base plate 10 is fixed on the test fixture box 30
On.By built-in 24V dc sources, and by probe for PCB to be measured is powered, it is to avoid use the numerous of external power supply wiring
Trivial work.
In another embodiment, the side of the test fixture box 30 is provided with recording instrument without paper 90.Institute in detection process
Some detection datas directly show that observation is convenient and comprehensive by recording instrument without paper 90.
In another embodiment, the PCB ageing managements demarcate frock also includes a pair of risers 70, a pair of described risers
70 are fitted vertically on described 10, and the two ends of the location-plate 80 are individually fixed on a pair of risers 70.Riser 70 is used for steady
Fixed bit plate 80 and support bar 50, make total more stable, it is to avoid each parts generation is micro- in frock during long-term use
Thin tail sheep and influence test result.
In another embodiment, detection circuit board 20 is additionally provided with the base plate 10.Detecting the effect of circuit board 20 is
It is that PCB to be measured is selected in the sensor signal wanted needed for upper electro-detection, ageing management and calibration process.
In another embodiment, supporting plate 402 is additionally provided with the base plate 10, the lower panel 401 is located at the supporting plate 402
On.Supporting plate 402 plays a supportive role to lower panel 401 and raises lower panel 401, to coordinate top panel 403 to complete test.
Below just using above-mentioned frock to the process of electro-detection, ageing management and demarcation in the disposable completion of circuit board under test
It is illustrated：
Electro-detection is carried out first：PCB to be measured is positioned on lower panel 401, then by built-in 24V dc sources electricity
Source switch opens power supply, then the sensor signal needed for by detecting that circuit board 20 sets PCB to be measured, then by nothing
Whether the output current signal of the observation display of paper recorder 90 is normal, is used to judge that whether normal PCB welding to be measured is errorless.
Then ageing management is carried out：After the completion of upper electro-detection, if judging, welding is good, need not take out stitches also remove and treat
Survey PCB, directly the whole frock used during upper electro-detection is positioned in aging equipment, proceed by it is aging,
And current output signal is observed by recording instrument without paper 90.
Finally demarcated：After the completion of ageing management, whole frock is taken out from aging equipment, if without aging exception,
Need not equally take out stitches need not also remove PCB to be measured, the input for detecting circuit board 20 is connected to and is positioned over demarcation and is set
Standby sensor output, sequentially inputs sensor zero point input signal, by potentiometer hole, adjusts zero potential device, makes to treat
Survey PCB output current 4mA；Input pickup full scale input signal, by potentiometer hole, adjusts full scale potentiometer, makes
PCB output current 20mA to be measured.Treat after the completion of all regulations, take out PCB to be measured.
Example described above only expresses specific embodiment of the present utility model, and its description is more specific and detailed, but
Therefore the limitation to the utility model the scope of the claims can not be interpreted as.It should be pointed out that for the common skill of this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
Protection domain of the present utility model.
Claims (7)
1. a kind of PCB ageing managements demarcate frock, it is characterised in that：Including base plate and being fitted vertically in the support on base plate
Bar, the support bar be provided with can along support bar slide up and down above plate, the base plate is provided with lower panel, the top panel and
Lower panel is parallel to each other, and lower panel plate located above underface；The lower panel is provided with probe, is set on the top panel
There is the potentiometer hole used cooperatively with the probe.
2. PCB ageing managements according to claim 1 demarcate frock, it is characterised in that：The PCB ageing managements demarcate frock
Also include pull bar, moving bar, supporting plate and location-plate, the location-plate is fixed on the top of the support bar, and the supporting plate is consolidated
Due on location-plate, supporting plate is provided with the collar matched with the pull bar, and the pull bar is located in the collar, pull bar
One end be fixedly connected with the top panel, the other end of pull bar is flexibly connected with one end of the moving bar, and moving bar activity sets
It is placed in supporting plate.
3. PCB ageing managements according to claim 2 demarcate frock, it is characterised in that：The PCB ageing managements demarcate frock
Also include that test fixture box, the built-in 24V dc sources of the test fixture box, and the dc source are connected with the probe, it is described
Base plate is fixed on the test fixture box.
4. PCB ageing managements according to claim 3 demarcate frock, it is characterised in that：The side of the test fixture box
It is provided with recording instrument without paper.
5. the PCB ageing managements according to claim any one of 2-4 demarcate frock, it is characterised in that：The PCB ageing managements
Demarcating frock also includes a pair of risers, and a pair of described risers are fitted vertically on the base plate, the two ends of the location-plate
It is individually fixed on a pair of risers.
6. PCB ageing managements according to claim 5 demarcate frock, it is characterised in that：Detection is additionally provided with the base plate
Circuit board.
7. the PCB ageing managements according to claim 1 or 2 or 3 or 4 or 6 demarcate frock, it is characterised in that：The base plate
On be additionally provided with supporting plate, the lower panel is on the supporting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621244180.9U CN206223820U (en) | 2016-11-21 | 2016-11-21 | A kind of PCB ageing managements demarcate frock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621244180.9U CN206223820U (en) | 2016-11-21 | 2016-11-21 | A kind of PCB ageing managements demarcate frock |
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| Publication Number | Publication Date |
|---|---|
| CN206223820U true CN206223820U (en) | 2017-06-06 |
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ID=58790116
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621244180.9U Active CN206223820U (en) | 2016-11-21 | 2016-11-21 | A kind of PCB ageing managements demarcate frock |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870251A (en) * | 2017-11-22 | 2018-04-03 | 深圳振华富电子有限公司 | A kind of control circuit of voltage ageing screening fixture and fixture |
| CN108802545A (en) * | 2018-08-24 | 2018-11-13 | 重庆大及电子科技有限公司 | A kind of welded type filter degradation tooling |
| CN109490759A (en) * | 2018-12-19 | 2019-03-19 | 上海飞奥燃气设备有限公司 | A kind of PCBA automatic detection tooling |
| CN109596968A (en) * | 2018-11-09 | 2019-04-09 | 天津航空机电有限公司 | It is a kind of for debugging the tool of multiple groups little module simultaneously |
| CN111999631A (en) * | 2019-05-27 | 2020-11-27 | 潍坊华光光电子有限公司 | Aging clamp for semiconductor laser chip |
-
2016
- 2016-11-21 CN CN201621244180.9U patent/CN206223820U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107870251A (en) * | 2017-11-22 | 2018-04-03 | 深圳振华富电子有限公司 | A kind of control circuit of voltage ageing screening fixture and fixture |
| CN108802545A (en) * | 2018-08-24 | 2018-11-13 | 重庆大及电子科技有限公司 | A kind of welded type filter degradation tooling |
| CN108802545B (en) * | 2018-08-24 | 2023-09-22 | 重庆大及电子科技有限公司 | Welding type filter aging test tool |
| CN109596968A (en) * | 2018-11-09 | 2019-04-09 | 天津航空机电有限公司 | It is a kind of for debugging the tool of multiple groups little module simultaneously |
| CN109490759A (en) * | 2018-12-19 | 2019-03-19 | 上海飞奥燃气设备有限公司 | A kind of PCBA automatic detection tooling |
| CN111999631A (en) * | 2019-05-27 | 2020-11-27 | 潍坊华光光电子有限公司 | Aging clamp for semiconductor laser chip |
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