CN106093750B - Switching circuit board and switching device for circuit board testing - Google Patents
Switching circuit board and switching device for circuit board testing Download PDFInfo
- Publication number
- CN106093750B CN106093750B CN201610439474.5A CN201610439474A CN106093750B CN 106093750 B CN106093750 B CN 106093750B CN 201610439474 A CN201610439474 A CN 201610439474A CN 106093750 B CN106093750 B CN 106093750B
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- Prior art keywords
- circuit board
- switching
- pair
- bit block
- pin foot
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- 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
- G01R31/28—Testing of electronic circuits, e.g. by signal tracer
- G01R31/2801—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]
- G01R31/2818—Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP] using test structures on, or modifications of, the card under test, made for the purpose of testing, e.g. additional components or connectors
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- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Tests Of Electronic Circuits (AREA)
Abstract
This application discloses a kind of switching circuit boards and switching device for circuit board testing, the switching device includes switching circuit board and detection circuit, the switching circuit board is equipped with switching Pin foot, it is respectively arranged with first pair of bit block and second pair of bit block in the two sides of switching Pin foot, two bit blocks in each pair of bit block are separated from each other setting and connect with detection circuit.Using Pin foot orientation of transferring as first direction, two bit blocks of every centering are formed by Separation and are arranged along first direction, so that can be connected to corresponding two bit blocks when the Pin foot on relayed circuit board deviates to two sides.Short circuit and the open-circuit condition of the detection circuit detection first pair of bit block and two bit blocks in second pair of bit block, to judge that the relatively relayed circuit board of switching circuit board is which side deviates, and then manually or automatically change the position of adjustment switching circuit board, it is aligned it with relayed circuit board.
Description
Technical field
This application involves circuit board testing fields, more particularly, to one kind for circuit board during circuit board testing
The switching circuit board and device transferred.
Background technique
In the test of circuit board, it is necessary first to switching circuit board Pin foot (golden finger) signal of circuit-under-test plate
It extracts, by the golden finger of golden finger and circuit-under-test plate on switching circuit board one by one correctly to connecting, referred to as aligns.
Currently, the contraposition for golden finger, we mainly use two methods to realize, first is that machinery+optics+software side
Method, second is that limiting and positioning blind to method by structure.Both schemes, the former designs to get up to be limited by space, and cost
Higher, the design and debugging work load of optical system are big, the bad guarantee of the accuracy of the latter.
Summary of the invention
The application provides a kind of novel switching circuit board and switching device for circuit board testing.
Switching circuit board provided by the present application, including plate body, be provided on the plate body for relayed circuit board
The docking of Pin foot switching Pin foot, be respectively arranged with first pair of bit block and second pair is right in the two sides of the switching Pin foot
Position block, two bit blocks in each pair of bit block are separated from each other setting and are respectively provided with the connection for being connected to detection circuit
End；Using Pin foot orientation of transferring as first direction, two bit blocks of every centering are formed by Separation along first direction
Setting, so that can be connected to corresponding two bit blocks when the Pin foot on relayed circuit board deviates to two sides.
As the further improvement of the switching circuit board, the bit block is between switching Pin foot adjacent thereto
Distance is less than or equal to the width of switching Pin foot in a first direction.
As the further improvement of the switching circuit board, the bit block is between switching Pin foot adjacent thereto
Distance is less than or equal to the half of the width of switching Pin foot in a first direction.
Switching device provided by the present application includes:
Switching circuit board, the switching circuit board include plate body, be provided on the plate body for relayed circuit board
On Pin foot docking switching Pin foot, it is described switching Pin foot two sides be respectively arranged with first pair of bit block and second pair
Bit block, two bit blocks in each pair of bit block are separated from each other setting and are respectively provided with the connection for being connected to detection circuit
End；Using Pin foot orientation of transferring as first direction, two bit blocks of every centering are formed by Separation along first direction
Setting, so that can be connected to corresponding two bit blocks when the Pin foot on relayed circuit board deviates to two sides；
And detection circuit, the detection circuit are connect with the connecting pin on bit block, for detecting first pair of bit block
Short circuit and open-circuit condition with two bit blocks in second pair of bit block.
As the further improvement of the switching device, the bit block between switching Pin foot adjacent thereto away from
From the width less than or equal to switching Pin foot in a first direction.
As the further improvement of the switching device, the bit block between switching Pin foot adjacent thereto away from
From the half for being less than or equal to the width of switching Pin foot in a first direction.
It further include mounting base as the further improvement of the switching device, the mounting base has and relayed circuit
The limiting slot that plate matches, the switching circuit board are mounted on the slot bottom of limiting slot.
It further include driving mechanism and control system, the control system root as the further improvement of the switching device
Output end driving switching circuit board according to the detection case control driving mechanism of detection circuit is mobile, adjusts switching circuit board and quilt
The contraposition of switching circuit board.
As the further improvement of the switching device, the driving mechanism is motor, the mounting base and built-up circuit
Plate is mounted on a slide unit, and the motor driven slide unit drives mounting base and switching circuit board to move together.
As the further improvement of the switching device, when detecting first pair of bit block short circuit, second pair of bit block is opened
Lu Shi, the driving mechanism drive switching circuit board mobile to first pair of bit block side, until first pair of bit block and
Second pair of bit block is open circuit；When detecting first pair of bit block open circuit, when second pair of bit block short circuit, the driving mechanism
It is mobile to second pair of bit block side to drive switching circuit board, until first pair of bit block and second pair of bit block are out
Road.
The beneficial effect of the application is:
Switching device provided by the present application includes switching circuit board and detection circuit, which is equipped with switching Pin
Foot is respectively arranged with first pair of bit block and second pair of bit block in the two sides of switching Pin foot, and two in each pair of bit block are right
Position block is separated from each other setting and connect with detection circuit.Using Pin foot orientation of transferring as first direction, two of every centering
Bit block is formed by Separation and is arranged along first direction, so that when the Pin foot on relayed circuit board deviates to two sides,
Corresponding two bit blocks can be connected to.The detection circuit detects two contrapositions in first pair of bit block and second pair of bit block
The short circuit of block and open-circuit condition, thus judge the relatively relayed circuit board of switching circuit board be which side deviate, and then manually or
Person automates the position of adjustment switching circuit board, is aligned it with relayed circuit board.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of embodiment of switching circuit board that the application is used for circuit board testing；
Fig. 2 is a kind of schematic diagram of embodiment of relayed circuit board；
Fig. 3 is by the schematic diagram after Fig. 2 switching circuit board and relayed circuit board alignment；
Fig. 4 is the schematic diagram that relayed circuit board deviates to the left when will align；
Fig. 5 is the schematic diagram that relayed circuit board deviates to the right when will align；
Fig. 6 is a kind of structural schematic diagram of embodiment of switching device that the application is used for circuit board testing.
Specific embodiment
Below by specific embodiment combination attached drawing, invention is further described in detail.The application can be with a variety of
Different forms is realized, however it is not limited to embodiment described in the present embodiment.The purpose of following specific embodiments is provided
It is easy for becoming apparent from present disclosure thorough explanation, wherein the words of the indicating positions such as upper and lower, left and right is only needle
To shown structure in respective figure for position.
However, those skilled in the art may be aware that one or more detail description can be by
Omit, or can also adopt with other methods, component or material.In some instances, some embodiments are not described
Or it is not described later in detail.
In addition, technical characteristic described herein, technical solution can also be in one or more embodiments arbitrarily to close
Suitable mode combines.For those skilled in the art, it should be readily appreciated that method related with embodiment provided herein
Step or operation order can also change.Therefore, any sequence in drawings and examples is merely illustrative purposes, not secretly
Show requirement in a certain order, is required unless expressly stated according to a certain sequence.
It is herein component institute serialization number itself, such as " first ", " second " etc., is only used for distinguishing described object,
Without any sequence or art-recognized meanings.And " connection ", " connection " described in the application, unless otherwise instructed, include directly and
It is indirectly connected with (connection).
Embodiment one:
The present embodiment one provides a kind of switching device for circuit board testing, can determine whether that switching circuit board is relatively relayed
Circuit board is which side deviates, and then manually or automatically changes the position of adjustment switching circuit board, makes itself and relayed circuit board
Alignment.
The switching device includes switching circuit board and detection circuit.
Referring to FIG. 1, switching circuit board 100 includes plate body, be provided on plate body for on relayed circuit board 500
The switching Pin foot 110 that Pin foot 510 docks is respectively arranged with first pair of bit block 121,122 in the two sides of switching Pin foot 110
With second pair of bit block 131,132, two bit blocks in each pair of bit block be separated from each other setting and be respectively provided with for inspection
The connecting pin of slowdown monitoring circuit connection；Using 110 orientation of Pin foot of transferring as first direction, two bit blocks of every centering are formed
Separation be arranged along first direction, can will be right so that when the Pin foot 510 on relayed circuit board 500 deviates to two sides
The two bit blocks connection answered.
The detection circuit is connect with the connecting pin on bit block, for detecting first pair of bit block 121,122 and second pair
The short circuit of two bit blocks in bit block 131,132 and open-circuit condition.
Described first direction is left and right directions shown in FIG. 1, i.e., two bit blocks of every centering in the present embodiment
Being formed by Separation and being extended in left-right direction (may be the gap of the shape of rule, it is also possible to irregular shape
Gap, it is overall to be arranged along first direction).
First pair of bit block 121,122 and second pair of bit block 131,132 are respectively provided with connecting pin, and it is special right to be connected to
On the circuit board of position, the detection circuit aligned on circuit board detects first pair of bit block 121,122 and second pair of bit block 131,132
In two bit blocks short circuit and open-circuit condition, to judge which the relatively relayed circuit board 500 of switching circuit board 100 is
Lateral deviation from, and then manually or automatically change adjustment switching circuit board 100 position, be aligned it with relayed circuit board 500.
Fig. 1 and 2 is please referred to, it is 1-N respectively, then switching circuit board 100 also has n root that circuit-under-test plate hypothesis, which has n root Pin,
Pin, respectively 1-N.
As the bit block of switching circuit board 100 can be with the material of Pin foot 510 and golden finger.Bit block can
To be more much larger than Pin.Bit block is small as far as possible to the distance between switching Pin foot adjacent thereto, such as less than or equal to corresponding
The width of switching Pin foot in a first direction, even less than or equal to the corresponding width of Pin foot in a first direction of transferring
Half.
For example, referring to FIG. 1, the spacing of leftmost Pin 1 and first pair of bit block 121,122 to be less than Pin 1 wide
The half of degree, similarly, the spacing of the Pin N of rightmost and second pair of bit block 131,132 are less than the half of Pin N width.
Referring to FIG. 3, contraposition demand is exactly on the Pin foot 510 and relayed circuit board on switching circuit board 100
Pin foot 110 is one by one to connecting, as shown in Figure 3.
Referring to FIG. 4, as when switching circuit board 100 and relayed circuit board 500 be not to timing, it is specifically relayed
Circuit board 500 is to the left with respect to switching circuit board 100.Bit block 121 and 122 is located at relayed 500 left side of circuit board at this time
Pin short circuit, and bit block 131 and 134 item is in open-circuit condition, detection circuit can this mux --out signal exhibits to operator or
Person is sent to control system, thus prompt operator manually or by control system automation control switching circuit board 100 to the left
Side is mobile, until detecting that bit block 121,122,131,132 is open circuit.
Similarly, referring to FIG. 5, specifically the opposite switching circuit board 100 of relayed circuit board 500 is to the right.It is then right
Position block 131 and 134 can be short-circuited, and bit block 121 and 122 is opened a way, and detection circuit can be this mux --out signal exhibits to operator
Perhaps be sent to control system thus prompt operator manually or from control system automation control switching circuit board 100 to
Right side is mobile, until detecting that bit block 121,122,131,132 is open circuit.
Further, referring to FIG. 6, this switching device can also include mounting base 200, which has and quilt
The limiting slot 210 that switching circuit board 500 matches, switching circuit board 100 are mounted on the slot bottom of limiting slot 210.
The width of the limiting slot 210 determines by the tolerance of product width, and product can be made to be put into and excessively not loose,
A coarse positioning can inherently be played the role of.
Further, this switching device can also include driving mechanism and control system, and control system is according to detection circuit
Detection case control driving mechanism output end driving switching circuit board 100 it is mobile, pair of adjustment and relayed circuit board 500
Position.
Concrete operations are to work as to detect first pair of bit block, 121,122 short circuit, when second pair of bit block 131,132 is opened a way,
The driving mechanism drives switching circuit board 100 mobile to first pair of bit block 121,122 side, until first pair of contraposition
Block 121,122 and second pair of bit block 131,132 are open circuit；When detect first pair of bit block 121,122 open a way, second pair
When 131,132 short circuit of bit block, the driving mechanism is driven one where switching circuit board 100 to second pair of bit block 131,132
Side is mobile, until first pair of bit block 121,122 and second pair of bit block 131,132 are open circuit.
Referring to FIG. 6, the driving mechanism is motor 300 in the present embodiment, mounting base 200 and switching circuit board 100 are installed
On a slide unit 400, motor 300 drives slide unit 400 that mounting base 200 and switching circuit board 100 is driven to move together.
In addition, other usual ways can be used also to realize the mobile adjustment to switching circuit board 100 in driving mechanism.
This switching device is combined using mechanical structure and circuit, is done limit and thick contraposition with mechanical structure, is used electro-detection
Method control motor 300 and slide unit 400 complete precisely to align.
The above content is specific embodiment is combined, further detailed description of the invention, and it cannot be said that this hair
Bright specific implementation is only limited to these instructions.For those of ordinary skill in the art to which the present invention belongs, it is not taking off
Under the premise of from present inventive concept, a number of simple deductions or replacements can also be made.
Claims (10)
1. a kind of switching circuit board for circuit board testing, which is characterized in that including plate body, be provided with and be used on the plate body
The switching Pin foot docked with the Pin foot on relayed circuit board is respectively arranged with first pair in the two sides of the switching Pin foot
Bit block and second pair of bit block, two bit blocks in each pair of bit block be separated from each other setting and be respectively provided with for detection
The connecting pin of circuit communication；Using Pin foot orientation of transferring as first direction, two bit blocks of every centering are formed by separation
Gap is arranged along first direction, so that can align corresponding two when the Pin foot on relayed circuit board deviates to two sides
Block connection.
2. switching circuit board as described in claim 1, which is characterized in that the bit block to switching Pin foot adjacent thereto
The distance between be less than or equal to switching Pin foot width in a first direction.
3. switching circuit board as described in claim 1, which is characterized in that the bit block to switching Pin foot adjacent thereto
The distance between be less than or equal to the half of switching Pin foot width in a first direction.
4. a kind of switching device for circuit board testing characterized by comprising
Switching circuit board, the switching circuit board include plate body, be provided on the plate body for on relayed circuit board
The switching Pin foot of Pin foot docking is respectively arranged with first pair of bit block and second pair of contraposition in the two sides of the switching Pin foot
Block, two bit blocks in each pair of bit block are separated from each other setting and are respectively provided with the connecting pin for being connected to detection circuit；
Using Pin foot orientation of transferring as first direction, two bit blocks of every centering are formed by Separation and set along first direction
It sets, so that can be connected to corresponding two bit blocks when the Pin foot on relayed circuit board deviates to two sides；
And detection circuit, the detection circuit are connect with the connecting pin on bit block, for detecting first pair of bit block and the
The short circuit of two bit blocks in two pairs of bit blocks and open-circuit condition.
5. switching device as claimed in claim 4, which is characterized in that the bit block to switching Pin foot adjacent thereto it
Between distance be less than or equal to switching Pin foot width in a first direction.
6. switching device as claimed in claim 4, which is characterized in that the bit block to switching Pin foot adjacent thereto it
Between distance be less than or equal to the half of switching Pin foot width in a first direction.
7. such as the described in any item switching devices of claim 4-6, which is characterized in that it further include mounting base, the installation seat tool
There is the limiting slot to match with relayed circuit board, the switching circuit board is mounted on the slot bottom of limiting slot.
8. switching device as claimed in claim 7, which is characterized in that further include driving mechanism and control system, the control
System is mobile according to the output end driving switching circuit board that the detection case of detection circuit controls driving mechanism, adjusts built-up circuit
The contraposition of plate and relayed circuit board.
9. switching device as claimed in claim 8, which is characterized in that the driving mechanism be motor, the mounting base and turn
It connects circuit board to be mounted on a slide unit, the motor driven slide unit drives mounting base and switching circuit board to move together.
10. switching device as claimed in claim 8, which is characterized in that when detecting first pair of bit block short circuit, second pair right
When the block open circuit of position, it is mobile to first pair of bit block side that the driving mechanism drives switching circuit board, until first pair right
Position block and second pair of bit block are open circuit；When detecting first pair of bit block open circuit, when second pair of bit block short circuit, the drive
Motivation structure drives switching circuit board mobile to second pair of bit block side, until first pair of bit block and second pair of bit block
It is open circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610439474.5A CN106093750B (en) | 2016-06-17 | 2016-06-17 | Switching circuit board and switching device for circuit board testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610439474.5A CN106093750B (en) | 2016-06-17 | 2016-06-17 | Switching circuit board and switching device for circuit board testing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106093750A CN106093750A (en) | 2016-11-09 |
| CN106093750B true CN106093750B (en) | 2018-12-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610439474.5A Active CN106093750B (en) | 2016-06-17 | 2016-06-17 | Switching circuit board and switching device for circuit board testing |
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| CN (1) | CN106093750B (en) |
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| CN101118899A (en) * | 2006-07-31 | 2008-02-06 | 温泰克工业有限公司 | Apparatus and method for arranging predetermined element on target platform |
| CN101317099A (en) * | 2005-11-10 | 2008-12-03 | 日本发条株式会社 | Contact element and checkout system |
| CN101965102A (en) * | 2010-09-17 | 2011-02-02 | 华映视讯（吴江）有限公司 | Circuit board module |
| CN102298224A (en) * | 2010-06-25 | 2011-12-28 | 上海天马微电子有限公司 | Crimping detection device |
| CN203242246U (en) * | 2013-01-24 | 2013-10-16 | 四川虹视显示技术有限公司 | Flat display panel allowing alignment correction |
| CN203616553U (en) * | 2013-12-19 | 2014-05-28 | Tcl显示科技（惠州）有限公司 | Flexible printed circuit board, touchpad, liquid crystal panel and liquid crystal display screen |
| CN105161037A (en) * | 2015-08-20 | 2015-12-16 | 京东方科技集团股份有限公司 | Position calibration method, test circuit board, sample panel and position calibration device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09260443A (en) * | 1996-03-19 | 1997-10-03 | Sharp Corp | Semiconductor device and testing thereof |
| US6272018B1 (en) * | 1999-02-11 | 2001-08-07 | Original Solutions Inc. | Method for the verification of the polarity and presence of components on a printed circuit board |
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2016
- 2016-06-17 CN CN201610439474.5A patent/CN106093750B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1560913A (en) * | 2004-02-25 | 2005-01-05 | 友达光电股份有限公司 | Package alignment structure |
| CN101317099A (en) * | 2005-11-10 | 2008-12-03 | 日本发条株式会社 | Contact element and checkout system |
| CN101118899A (en) * | 2006-07-31 | 2008-02-06 | 温泰克工业有限公司 | Apparatus and method for arranging predetermined element on target platform |
| CN102298224A (en) * | 2010-06-25 | 2011-12-28 | 上海天马微电子有限公司 | Crimping detection device |
| CN101965102A (en) * | 2010-09-17 | 2011-02-02 | 华映视讯（吴江）有限公司 | Circuit board module |
| CN203242246U (en) * | 2013-01-24 | 2013-10-16 | 四川虹视显示技术有限公司 | Flat display panel allowing alignment correction |
| CN203616553U (en) * | 2013-12-19 | 2014-05-28 | Tcl显示科技（惠州）有限公司 | Flexible printed circuit board, touchpad, liquid crystal panel and liquid crystal display screen |
| CN105161037A (en) * | 2015-08-20 | 2015-12-16 | 京东方科技集团股份有限公司 | Position calibration method, test circuit board, sample panel and position calibration device |
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| CN106093750A (en) | 2016-11-09 |
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