CN207832958U - A kind of PCB impedance surges tester - Google Patents
A kind of PCB impedance surges tester Download PDFInfo
- Publication number
- CN207832958U CN207832958U CN201721804806.1U CN201721804806U CN207832958U CN 207832958 U CN207832958 U CN 207832958U CN 201721804806 U CN201721804806 U CN 201721804806U CN 207832958 U CN207832958 U CN 207832958U
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- CN
- China
- Prior art keywords
- pcb
- gauge head
- impedance
- testing
- surges
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- 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.)
- Expired - Fee Related
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- Measurement Of Resistance Or Impedance (AREA)
Abstract
The utility model discloses a kind of PCB impedance surges testers, when carrying out shock-testing to impedance strip using high current, abnormal phenomena such as jumping of synchronous detection its temperature linear change and voltage and current in impact process, by the test of impedance strip on PCB, occur such as to examine in PCB manufacturing processes：The batches process problems such as thin, the bottom hole separation of copper, product is bad caused by detecting the process problems occurred in process of production in PCB industries or raw material problem to the full extent, is conducive to product control；Using the feeding platform with graduated scale, test point is determined convenient for rough, using CCD automatic image location technologies, in conjunction with can X Y-directions are mobile and angle rotates high pressure gauge head, realize the precise positioning and automatic job of gauge head, precision is high, and efficiency is fast；Novel design, transmission is smooth, and cooling timely, safe emergency stop is easy to operate, meets the actual demand of PCB impedance strips test.
Description
Technical field
The utility model is related to PCB impedance surge testing fields, more particularly to a kind of PCB impedance surges tester.
Background technology
With the continuous development of communication science and technology, requirement to wiring board (PCB) is there has also been being correspondingly improved, in traditional sense
PCB by stern challenge, the peak demand open＆short (open circuit ＆ short circuits) of previous PCB has become at present
The most basic requirement of PCB instead some performances embodied on PCB to ensure the embodiment that Customer design is intended to
Requirement, such as impedance control.
Impedance is a parameter for evaluation electronics characteristic, be element under set frequency to the total right of alternating current
Anti- effect, whens PCB circuit designs, need to consider the relationship of impedance matching to achieve the purpose that reduce signal decaying and transmit unobstructed.But
It is that, for the special circuit of the impedance of customer requirement, the prior art is difficult to accurately measure the quality problem of each circuit, this is just
Certain difficulty is brought to test, and the raw material problem of itself is difficult that detected, it is undesirable to easily cause detection hardly possible, finished product
Awkward situation.Therefore, which solves.
Utility model content
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides a kind of PCB impedance surges tester, uses
High current carries out duration shock-testing, and the temperature linearity variation in synchronous detection impact process and voltage and current to impedance strip
Abnormal jump phenomena such as, and accuracy of detection is high, and efficiency is fast, easy to operate.
In order to achieve the above objectives, technical solution adopted by the utility model to solve its technical problems is：A kind of PCB impedances
Impact test instrument, including board, the board include feeding platform and mechanism for testing, the feeding platform in itself horizontal and vertical two
Side is equipped with graduated scale, detection carrier is connected between the feeding platform and mechanism for testing, the detection carrier includes that metal is fixed
Item and several insulating supporting items, the mechanism for testing shrouds outside insulation cover, and the mechanism for testing includes chain rail, chain belt and horse
Reach, the end of the chain belt is equipped with gauge head component, the gauge head component include fastening frame, high pressure gauge head, lifting cylinder, CCD from
Dynamic positioning component and temperature transducers component, the chain belt drive gauge head component in lateral displacement on chain rail, and the lifting cylinder drives
Dynamic high pressure gauge head is in vertical displacement in fastening frame.
Preferably, the metal fixed strip is parallel to chain rail, several insulating supporting perpendicular fasteners are solid in metal
Determine the top of item, and adjacent spacing is consistent.
Preferably, the side of the high pressure gauge head is fixed with cold air air inlet pipe, the nozzle of the cold air air inlet pipe
Towards the end of high pressure gauge head.
Preferably, being equipped with scram button in upper flitch both sides on the board.
Due to the application of the above technical scheme, the utility model has following compared with prior art
Advantageous effect：
1. when carrying out shock-testing to impedance strip using high current, its temperature linearity in impact process of synchronous detection becomes
Change and phenomena such as the abnormal jump of voltage and current, by the test of impedance strip on PCB, occurs in PCB manufacturing processes to examine
Such as：The batches process problems such as copper is thin, bottom hole separation detect in process of production to occur in PCB industries to the full extent
Product is bad caused by process problems or raw material problem, is conducive to product control；
2. using the feeding platform with graduated scale, determines test point convenient for rough, skill is positioned using CCD automatic images
Art, in conjunction with can the high pressure gauge heads that are rotated to mobile and angle of X-Y, realize the precise positioning and automatic job of gauge head, precision is high, effect
Rate is fast；
3. novel in design, transmission is smooth, and cooling timely, safe emergency stop is easy to operate, meets the reality of PCB testing impedances
Border demand.
Description of the drawings
Fig. 1 is the stereogram of the present embodiment.
Fig. 2 is the right view of the present embodiment.
Fig. 3 is the vertical view of the present embodiment.
Fig. 4 is the enlarged diagram in the portions A in Fig. 1.
In figure：1, board；2, feeding platform；3, mechanism for testing；4, carrier is detected；5, metal fixed strip；6, insulating supporting item；
7, insulation cover；8, chain rail；9, chain belt；10, motor；11, gauge head component；12, fastening frame；13, high pressure gauge head；14, lifting cylinder；
15, CCD is automatically positioned component；16, temperature transducers component；17, cold air air inlet pipe；18, scram button；19, graduated scale.
Specific implementation mode
With reference to specific embodiment, the content of the utility model is described in further detail：
The present embodiment is a kind of PCB impedance surges tester, including board 1 combined with Figure 1 and Figure 2, and board 1 includes feeding
Platform 2 and mechanism for testing 3, mechanism for testing 3 shrouds outside insulation cover 7, and mechanism for testing 3 includes chain rail 8, chain belt 9 and motor 10, chain belt
9 end is equipped with gauge head component 11, and gauge head component 11 includes fastening frame 12, high pressure gauge head 13, lifting cylinder 14, CCD automatically fixed
Hyte part 15 and temperature transducers component 16, lifting cylinder 14 drive high pressure gauge head 13 in vertical displacement in fastening frame 12, and high pressure is surveyed
First 13 side is fixed with cold air air inlet pipe 17, and the nozzle of cold air air inlet pipe 17 is towards the end of high pressure gauge head 13.
In conjunction with Fig. 1 and Fig. 3, chain belt 9 drives gauge head component 11 in lateral displacement on chain rail 8, feeding platform 2 and mechanism for testing 3
Between be connected with detection carrier 4, detection carrier 4 includes that metal fixed strip 5 and several insulating supporting items 6, metal fixed strip 5 are parallel to
Chain rail 8, several 6 perpendicular fasteners of insulating supporting item are in the top of metal fixed strip 5, and adjacent spacing is consistent, in feeding on board 1
Plate both sides are equipped with scram button 18.
In conjunction with Fig. 1 and Fig. 4, feeding platform 2 is equipped with graduated scale 19 in itself horizontal and vertical both sides, is used for PCB impedance strips
The coarse localization of feeding.
In the present embodiment, it detects carrier 4 and gauge head component 11 is positioned by CCD automatic images, coordinate gauge head component
CCD on 11 is automatically positioned component 15, realizes that accurately on the one hand automation displacement and test, high pressure gauge head 13 measure to be measured
The resistance value of PCB impedance strips, release high current carry out shock-testing, detect whether the PCB impedance strips electricity occur in impact process
Phenomena such as abnormal jump of current voltage, on the other hand according to the reaction of PCB impedance strips, cooperation temperature transducers component 16 is somebody's turn to do
PCB impedance strips temperature linear change data in shock-testing.
In addition, in order to ensure the accuracy of the present embodiment measured temperature data, testing agency by insulation cover 7 with it is external every
Absolutely, after one-time detection works, high pressure gauge head 13 is timely cooled down by cold air air inlet pipe 17, ensure that height
The service life of itself of gauge head 13 is pressed, also ensures the accuracy of testing result next time.
The operation principle of the present embodiment is：The impedance strip of PCB to be measured passes through the graduated scale 19 of feeding platform 2, coarse localization
Feeding enters 3 lower section of mechanism for testing, biography of the high pressure gauge head 13 by chain belt 9 and lifting cylinder 14 by the support of insulating supporting item 6
Dynamic, cooperation CCD is automatically positioned component 15, and exact position is tested, after being completed, by cold air air inlet into air cooling
But.
The innovation of the utility model is：It is synchronous to detect it when carrying out shock-testing to impedance strip using high current
In impact process phenomena such as the abnormal jump of temperature linear change and voltage and current, by the test of impedance strip on PCB, to examine
It tests in PCB manufacturing processes and occurs such as：The batches process problems such as thin, the bottom hole separation of copper, detect PCB industries to the full extent
In product caused by the process problems that occur in process of production or raw material problem it is bad, be conducive to product control；Using with graduated scale
The feeding platform 2 of ruler 19 determines test point convenient for rough, using CCD automatic image location technologies, in conjunction with can X-Y to mobile and angle
The high pressure gauge head 13 for spending rotation realizes the precise positioning and automatic job of gauge head, and precision is high, and efficiency is fast；Novel design, transmission are suitable
Freely, cooling timely, safe emergency stop is easy to operate, meets the actual demand of PCB impedance strips test.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and be implemented, the scope of protection of the utility model can not be limited with this,
It is all according to equivalent change or modification made by the spirit of the present invention essence, should all cover in the scope of protection of the utility model
It is interior.
Claims (4)
1. a kind of PCB impedance surges tester, it is characterised in that：Including board (1), the board (1) include feeding platform (2) and
Mechanism for testing (3), the feeding platform (2) in itself horizontal and vertical both sides be equipped with graduated scale (19), the feeding platform (2) and
Detection carrier (4) is connected between mechanism for testing (3), the detection carrier (4) includes metal fixed strip (5) and several insulating supportings
Item (6), the mechanism for testing (3) is shrouded outside insulation cover (7), and the mechanism for testing (3) includes chain rail (8), chain belt (9) and horse
Up to (10), the end of the chain belt (9) is equipped with gauge head component (11), and the gauge head component (11) includes fastening frame (12), high pressure
Gauge head (13), lifting cylinder (14), CCD automatic positioning components (15) and temperature transducers component (16), the chain belt (9), which drives, surveys
Head assembly (11) is in lateral displacement on chain rail (8), and lifting cylinder (14) the driving high pressure gauge head (13) is in fastening frame (12)
Vertical displacement.
2. a kind of PCB impedance surges tester according to claim 1, it is characterised in that：The metal fixed strip (5) is flat
Row is in chain rail (8), and several insulating supporting item (6) perpendicular fasteners are in the top of metal fixed strip (5), and adjacent spacing one
It causes.
3. a kind of PCB impedance surges tester according to claim 1, it is characterised in that：The high pressure gauge head (13)
Side is fixed with cold air air inlet pipe (17), the end of the nozzle of the cold air air inlet pipe (17) towards high pressure gauge head (13).
4. a kind of PCB impedance surges tester according to claim 1, it is characterised in that：In feeding on the board (1)
Plate both sides are equipped with scram button (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721804806.1U CN207832958U (en) | 2017-12-21 | 2017-12-21 | A kind of PCB impedance surges tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721804806.1U CN207832958U (en) | 2017-12-21 | 2017-12-21 | A kind of PCB impedance surges tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207832958U true CN207832958U (en) | 2018-09-07 |
Family
ID=63388499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721804806.1U Expired - Fee Related CN207832958U (en) | 2017-12-21 | 2017-12-21 | A kind of PCB impedance surges tester |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207832958U (en) |
-
2017
- 2017-12-21 CN CN201721804806.1U patent/CN207832958U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180907 Termination date: 20211221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |