CN207215969U - A kind of measurement jig - Google Patents
A kind of measurement jig Download PDFInfo
- Publication number
- CN207215969U CN207215969U CN201720949294.1U CN201720949294U CN207215969U CN 207215969 U CN207215969 U CN 207215969U CN 201720949294 U CN201720949294 U CN 201720949294U CN 207215969 U CN207215969 U CN 207215969U
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- Prior art keywords
- test
- plate
- supporting plate
- measurement jig
- splicing
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Abstract
Display technology field is the utility model is related to, discloses a kind of measurement jig, to improve test all-purpose, improves convenient test.Measurement jig, including：First supporting plate, the first supporting plate are provided with neck and the support frame for supporting wiring harness plate and test board to be tested；Multiple splicing blocks that can mutually splice, at least one test probe is equipped with each splicing block, wherein：Form test adaptor plate after part splicing block in multiple splicing blocks or the splicing of whole splicing blocks, the test probe on test adaptor plate corresponds with the test mouth on wiring harness plate to be tested and test board, and test adaptor board is installed on neck；Second supporting plate, the second supporting plate are used to fix display screen, and the flexible PCB of display screen is connected with testing with board signal.
Description
Technical field
Display preparing technical field is the utility model is related to, discloses a kind of measurement jig.
Background technology
Some special application fields are such as vehicle-mounted, in aeronautical instrument instrument environment, because operating environment requirements high temperature is high
It is wet, it is necessary to carry out three-proofing coating after PCBA (Printed Circuit Board+Assembly, assemble printed circuit board (PCB)) paster
Coating, to ensure that device is not corroded in follow-up transmission.But after three-proofing coating coating, it is impossible to which assembling printed circuit board (PCB) is entered
Row is done over again, so just find rosin joint after coat, situations such as dry joint, assembling printed circuit board (PCB) can not do over again and can only scrap,
Add production cost.
The quality inspection for assembling printed circuit board (PCB) is mostly AOI (automatic optics inspection) visual monitoring at present, or right
Some electric signals of product carry out the test of waveform and magnitude of voltage.Such test is not comprehensive enough, and paster problem can not be made complete
Portion is exposed.
Assembling printed circuit board (PCB) is detected using fixture in current commercial Application, this just needs producing every time
Preceding progress fixture processing.Fixture processing cost is expensive, and any variation or the increase of testing requirement all can be straight in the design
Connecing causes re-working for fixture, and the versatility of fixture is poor.
Utility model content
The utility model provides a kind of measurement jig, to improve test all-purpose, improves convenient test.
To reach above-mentioned purpose, the utility model provides following technical scheme：
The utility model provides a kind of measurement jig, including：
First supporting plate, first supporting plate, which is provided with, to be used to support wiring harness plate and test board to be tested
Support frame；
Multiple splicing blocks that can mutually splice, at least one test probe is equipped with each splicing block, wherein：Multiple spellings
Connect and test adaptor plate is formed after part splicing block in block or the splicing of whole splicing blocks, the test probe on the test adaptor plate
Corresponded with the test mouth on the wiring harness plate to be tested and the test board, the test adaptor board installation
In the neck；
Second supporting plate, second supporting plate are used to fix display screen, the flexible PCB of the display screen with it is described
Test is connected with board signal.
Measurement jig provided by the utility model, by being arranged to test adaptor plate to splice shape using multiple splicing blocks
Into, test when, can according on wiring harness plate to be tested test mouth position assembly test adaptor plate so that test turn
Test probe on fishplate bar corresponds with wiring harness plate to be tested and the test mouth to be tested with board.Test process
For：The test adaptor plate spliced is arranged in groove, test is placed on support frame with board and circuit board to be assembled,
Input signal is conveyed to wiring harness plate, input signal can be transported to display screen by Signals Transfer Board, test with board
Flexible PCB, if display screen is normally shown, illustrate wiring harness plate upward wiring to be tested, welding etc. without bad, conversely, then saying
Bad position be present, it is necessary to overhaul on bright wiring harness plate to be tested.
Therefore measurement jig provided by the utility model, there is preferable test all-purpose and convenient test, while can be with
Reduce testing cost.
In some optional embodiments, it is connected together between the two neighboring splicing block in the test adaptor plate.
Using the stability after on the one hand can increasing test adaptor plate assembly that is connected together, on the other hand it is easy to install between splicing block
And dismounting.
In some optional embodiments, above-mentioned measurement jig, in addition to：For the test adaptor plate to be fixed on
Two grip blocks in the neck, the test adaptor plate is between described two grip blocks.The setting of grip block is easy to
Improve test adaptor plate stability fixed in neck.
In some optional embodiments, it is connected together between each grip block and adjacent splicing block.Such knot
Structure, which is set, improves assembled stability.
In some optional embodiments, each splicing block is L-type structure or trapezium structure or triangular structure.
In some optional embodiments, first supporting plate and the second supporting plate vertical connection；And/or
The number of the test probe set in the multiple splicing block on part splicing block or whole splicing blocks and position are different.It is easy to spell
Connect and operate.
In some optional embodiments, first supporting plate is provided with multiple bayonet sockets；
Support frame as described above includes：At least two first support columns and use of the test set-up circuit board are treated for supporting
In at least two second support columns for supporting the test board, wherein：Part at least two first support column
First support column or whole first support columns are connected together by bayonet socket and first supporting plate；And/or
The support column of part second or whole second support columns at least two second support column pass through bayonet socket and institute
The first supporting plate is stated to be connected together.
In some optional embodiments, each test probe is threadedly coupled with corresponding splicing block.In order to
Test the replacing of probe.
In some optional embodiments, the neck is convex neck.
In some optional embodiments, each grip block is to be clamped with the L types of the convex neck corresponding matching
Block.
Brief description of the drawings
Structural representation when Fig. 1 is the measurement jig test that the utility model embodiment provides；
Fig. 2 is the first supporting plate that the utility model embodiment provides and the structural representation that test adaptor plate is assembled together
Figure；
Fig. 3 is the connection diagram between the splicing block that the utility model embodiment provides；
The test probe connected mode schematic diagram on splicing block that Fig. 4 the utility model embodiments provide.
Reference：
1- the first supporting plate the first support columns of 11-
12- the second support column 2- splicing blocks
21- tests probe 3- test adaptor plates
4- the second supporting plate 5- display screens
51- flexible PCB 6- grip blocks
7- wiring harness plate 8- test boards to be tested
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model patent protection.
As depicted in figs. 1 and 2, the utility model provides a kind of measurement jig, including：
First supporting plate 1, the first supporting plate 1 are provided with neck and for supporting wiring harness plate 7 to be tested and test to use
The support frame of board 8；
Multiple splicing blocks 2 that can mutually splice, at least one test probe 21 is equipped with each splicing block 2, wherein：It is more
Part splicing block 2 in individual splicing block 2 or whole splicing blocks 2 form test adaptor plate 3 after splicing, the survey on test adaptor plate 3
Sound out pin 21 to be corresponded with the test mouth on board 8 with wiring harness plate to be tested and test, the card of test adaptor plate 3 is installed on
Neck；
Second supporting plate 4, the second supporting plate 4 are used to fix display screen 5, and flexible PCB 51 and the test of display screen 5 are used
The signal of board 8 connects.
Measurement jig provided by the utility model, by the way that test adaptor plate 3 to be arranged to splice using multiple splicing blocks 2
Formed, can be according to the position assembly test adaptor plate 3 of the test mouth on wiring harness plate 7 to be tested so that survey in test
Test probe 21 on preliminary operation fishplate bar 3 corresponds with wiring harness plate 7 to be tested and the test mouth to be tested with board 8.
Test process is：The test adaptor plate 3 spliced is arranged in groove, test is placed with board 8 and circuit board to be assembled
On support frame, input signal is conveyed to wiring harness plate (being inputted by probe or connector), input signal can lead to
Cross Signals Transfer Board, test board 8 is transported to the flexible PCB of display screen 5, if display screen 5 is normally shown, illustrate to be measured
The upward wiring of wiring harness plate 7, welding etc. are tried without bad, the screen driving vision signal of generation and corresponding time sequence signal such as table 1 below institute
Show；Otherwise 5 abnormal display of display screen, then illustrate bad position be present, it is necessary to overhaul on wiring harness plate 7 to be tested.
Therefore measurement jig provided by the utility model, there is preferable test all-purpose and convenient test, while can be with
Reduce testing cost.
The screen driving vision signal and corresponding time sequence signal that table 1. generates
The annexation between two neighboring splicing block 2 in above-mentioned test adaptor plate 3 can have it is a variety of, it is a kind of optional
In embodiment, as shown in figure 3, being connected together between two neighboring splicing block 2 in test adaptor plate 3.Using being connected together
On the one hand the stability after the assembly of test adaptor plate 3 can be increased, is on the other hand easy to mount and dismount between splicing block 2.
As shown in Fig. 2 above-mentioned measurement jig, in addition to：For two clampings being fixed on test adaptor plate 3 in neck
Block 6, test adaptor plate 3 is between two grip blocks 6.The setting of grip block 6 is easy to improve test adaptor plate 3 in neck admittedly
Fixed stability.That is test adaptor plate 3 is clamped in centre by two grip blocks 6, and grip block 6 can coordinate card with the both ends of neck
Close.
Annexation between above-mentioned grip block 6 and adjacent splicing block 2 can have a kind of a variety of, optional embodiment
In, it is connected together between each grip block 6 and adjacent splicing block 2.It so can further improve assembled stability.
The concrete structure of above-mentioned each splicing block 2 can have a variety of, and optionally, each splicing block 2 is L-type structure or trapezoidal
Structure or triangular structure.
As shown in figure 1, the first supporting plate 1 and the vertical connection of the second supporting plate 4；Certain first supporting plate 1 and second
Supporting plate 4 is not limited to vertical connection, and the angle surrounded therebetween can be set according to being actually needed.
As shown in Fig. 2 of the test probe 21 set in multiple splicing blocks 2 on part splicing block 2 or whole splicing blocks 2
Number is different with position.So it is easy to user to select splicing block 2 to carry out assembly as needed.
As shown in Fig. 2 exemplified by illustrating the shape of splicing block 2, it is respectively equipped with the face of the two neighboring split of splicing block 2 recessed
Groove and projection, in order to be connected together between splicing block 2.
In order to further improve the use range of measurement jig, the first supporting plate 1 is provided with multiple bayonet sockets；
Support frame includes：For supporting at least two first support columns 11 of wiring harness plate 7 to be tested and for propping up
At least two second support columns 12 of the test with board 8 are supportted, wherein：Part first at least two first support columns 11 supports
Post 11 or whole first support columns 11 are connected together by bayonet socket and the first supporting plate 1；And/or
The second support column of part 12 at least two second support columns 12 or all the second support column 12 by bayonet socket with
First supporting plate 1 is connected together.I.e., it is possible to part or all of first support column 11 is connected by bayonet socket and the activity of the first supporting plate 1
Connect, part or all of second support column 12 is fixedly connected with the first supporting plate 1；Can also part or all of first support column 11 with
First supporting plate 1 is fixedly connected, and part or all of second support column 12 is flexibly connected by bayonet socket with the first supporting plate 1；Also may be used
It is flexibly connected with part or all of first support column 11 by bayonet socket with the first supporting plate 1, part or all of second support column 12
It is flexibly connected by bayonet socket with the first supporting plate 1.
As shown in figure 4, in a kind of optional embodiment, each probe 21 of testing connects with the corresponding screw thread of splicing block 2
Connect.In order to test the replacing of probe 21.
The concrete shape of above-mentioned neck can have a variety of, and optionally, neck is convex neck.
In order to coordinate with neck, each grip block 6 is the L-type grip block 6 with convex neck corresponding matching.
To sum up, measurement jig provided by the utility model, when design alteration or modification survey occur for wiring harness plate 7 to be tested
When examination requires, it is not necessary to change whole measurement jig, it is only necessary to change corresponding part splicing block 2, it is convenient to change, and surveys
It is stronger to try versatility, convenient test can be improved, reduces testing cost.
Obviously, those skilled in the art can carry out various changes and modification without departing from this practicality to the utility model
New spirit and scope.So, if these modifications and variations of the present utility model belong to the utility model claims and
Within the scope of its equivalent technologies, then the utility model is also intended to comprising including these changes and modification.
Claims (10)
- A kind of 1. measurement jig, it is characterised in that including：First supporting plate, first supporting plate are provided with the support for being used for supporting wiring harness plate and test board to be tested Frame；Multiple splicing blocks that can mutually splice, at least one test probe is equipped with each splicing block, wherein：Multiple splicing blocks In part splicing block or the splicing of whole splicing blocks after form test adaptor plate, test probe and institute on the test adaptor plate The test mouth stated on wiring harness plate to be tested and the test board corresponds, and the test adaptor board is installed on card Groove；Second supporting plate, second supporting plate are used to fix display screen, the flexible PCB of the display screen and the test Connected with board signal.
- 2. measurement jig according to claim 1, it is characterised in that the two neighboring splicing block in the test adaptor plate Between be connected together.
- 3. measurement jig according to claim 1, it is characterised in that also include：For the test adaptor plate to be fixed Two grip blocks in the neck, the test adaptor plate is between described two grip blocks.
- 4. measurement jig according to claim 3, it is characterised in that each engage between grip block and adjacent splicing block Connection.
- 5. measurement jig according to claim 1, it is characterised in that each splicing block be L-type structure or trapezium structure or Triangular structure.
- 6. measurement jig according to claim 1, it is characterised in that first supporting plate and second supporting plate are hung down It is direct-connected to connect；And/orThe number of the test probe set in the multiple splicing block on part splicing block or whole splicing blocks and position are different.
- 7. measurement jig according to claim 1, it is characterised in that first supporting plate is provided with multiple bayonet sockets；Support frame as described above includes：For supporting at least two first support columns of the wiring harness plate to be tested and for propping up At least two second support columns of the test board are supportted, wherein：Part first at least two first support column Support column or whole first support columns are connected together by bayonet socket and first supporting plate；And/orThe support column of part second at least two second support column or all the second support column pass through bayonet socket and described the One supporting plate is connected together.
- 8. measurement jig according to claim 1, it is characterised in that each test probe and corresponding splicing block spiral shell Line connects.
- 9. according to the measurement jig described in any one of claim 3~8, it is characterised in that the neck is convex neck.
- 10. measurement jig according to claim 9, it is characterised in that each grip block is and the convex neck pair The L-type grip block that should coordinate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720949294.1U CN207215969U (en) | 2017-07-31 | 2017-07-31 | A kind of measurement jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720949294.1U CN207215969U (en) | 2017-07-31 | 2017-07-31 | A kind of measurement jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207215969U true CN207215969U (en) | 2018-04-10 |
Family
ID=61815018
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720949294.1U Expired - Fee Related CN207215969U (en) | 2017-07-31 | 2017-07-31 | A kind of measurement jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207215969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111083269A (en) * | 2018-10-22 | 2020-04-28 | 深圳市广和通无线股份有限公司 | Functional assembly and test fixture |
-
2017
- 2017-07-31 CN CN201720949294.1U patent/CN207215969U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111083269A (en) * | 2018-10-22 | 2020-04-28 | 深圳市广和通无线股份有限公司 | Functional assembly and test fixture |
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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: 20180410 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |