CN109387767A - A kind of localization tool applied to pcb board - Google Patents
A kind of localization tool applied to pcb board Download PDFInfo
- Publication number
- CN109387767A CN109387767A CN201710687614.5A CN201710687614A CN109387767A CN 109387767 A CN109387767 A CN 109387767A CN 201710687614 A CN201710687614 A CN 201710687614A CN 109387767 A CN109387767 A CN 109387767A
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- China
- Prior art keywords
- angle
- pcb board
- layers
- locating piece
- localization tool
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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.)
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Classifications
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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)
- Measuring Leads Or Probes (AREA)
Abstract
The invention discloses a kind of localization tools applied to pcb board, should include: the top layer for being sequentially overlapped setting from top to bottom, two layers of top, three layers of top, middle layer and base and two angle-style locating pieces and four correcting pins applied to the localization tool of pcb board；Described two angle-style locating pieces and four correcting pins pass through the top layer and push up the through-hole on two layers and be fixed on three layers of the top；Wherein, the angle-style locating piece is L shape, described two angle-style locating pieces are symmetrically distributed on a diagonal line of the top layer, four correcting pins are symmetrically respectively distributed to two-by-two on the four direction of the top layer, two angles of pcb board wherein diagonal bits are limited by described two angle-style locating pieces, and four sides of the pcb board are limited by four correcting pins respectively.Structure is simple, and cost is relatively low, for the pcb board of not location hole, can accurately be positioned and be implemented electrical measurement process, improves the applicability of localization tool and the testing efficiency of pcb board electrical measurement process.
Description
Technical field
The present invention relates to PCB electric logging equipment technical field more particularly to a kind of localization tools applied to pcb board.
Background technique
Traditional PCB (printed wiring board) test method is by the manipulator of electrical measurement product needing the PCB of electrical measurement to grab
Be put into above test fixture, and have pilot pin corresponding with pcb board upper surface hole above test fixture, with guarantee test fixture and
After pcb board pressing, the probe and PCB-Pad (pad) of jig are correspondingly, to guarantee PASS function in electrical measurement process
Put the high pass rate of plate.
In the application process of jig, the matching of positioning, pilot pin and PCB location hole in jig is in whole process
At all, positioning inaccurate testing efficiency will be low.
In realizing process of the present invention, at least there are the following problems in the prior art for inventor's discovery: in the market one
A little electronic products are that through-hole, also some clients do not want among plate such as LED (light emitting diode) plate of high resolution
It asks pcb board to need one-time formed, there is no the pcb board of location hole for these, the development of electrical measurement process is with regard to extremely difficult.
Summary of the invention
In order to overcome the shortcomings of Related product in the prior art, the present invention proposes a kind of localization tool applied to pcb board,
It is difficult to solve the problems, such as that existing no location hole pcb board carries out electrical measurement process.
The present invention provides a kind of localization tools applied to pcb board, comprising: is sequentially overlapped the top of setting from top to bottom
Layer, two layers of top, three layers of top, middle layer and base and two angle-style locating pieces and four correcting pins；The top layer and top two
Through-hole is provided on the corresponding region of layer, described two angle-style locating pieces and four correcting pins pass through the top layer and top two
Through-hole on layer is simultaneously fixed on three layers of the top；Wherein, the angle-style locating piece is L shape, described two angle-style locating pieces pair
Title is distributed on a diagonal line of the top layer, and four correcting pins are symmetrically respectively distributed to the four of the top layer two-by-two
On a direction, pcb board is placed on the top layer, and two angles of the pcb board wherein diagonal bits are positioned by described two angle-style
Block limit, four sides of the pcb board are limited by four correcting pins respectively.
As a further improvement of the present invention, the two sides on the inside of the L-shaped angle-style locating piece is positioning surface, described two
Positioning surface junction is arc chord angle, and the two sides at an angle of the pcb board are respectively close to two positioning surfaces, and angle position
In in the arc chord angle.
As a further improvement of the present invention, one or more positioning pin columns are provided on the angle-style locating piece, it is described
Angle-style locating piece is riveted on three layers of the top by the positioning pin column.
As a further improvement of the present invention, the height of the positioning pin column is lower than angle-style locating piece, or positions with angle-style
Block is concordant, and the height of the angle-style locating piece is lower than the top surface of the pcb board.
As a further improvement of the present invention, it is respectively arranged with above two positioning surfaces on the angle-style locating piece
Inclined-plane has between the inclined-plane and the pcb board and carries out the lead-in angle playing the guiding role when the positioning of angle in the pcb board.
As a further improvement of the present invention, its size of the through-hole of the angle-style locating piece is installed to position greater than the angle-style
The size of block.
As a further improvement of the present invention, the upper end of the correcting pin is the tip of cone, is used for the pcb board
Positioning and guiding, the inside of correcting pin lower end is cased with spring, and the height of the correcting pin is higher than the top of the pcb board
Face.
As a further improvement of the present invention, its size of the through-hole of the correcting pin is installed greater than the correcting pin
Size.
As a further improvement of the present invention, three layers of the top, middle layer, base's midfeather are provided with partition, and lead to
It crosses stud to fix, three layers of the top is for fixing the angle-style locating piece and correcting pin；Two layers points of the top layer and top
Be not fixed by screws on three layers of the top, by adjusting the screw fixation position to the top layer and top two layers
Position is finely adjusted.
As a further improvement of the present invention, the integral thickness of the localization tool is fixed, and the middle layer includes N
Laminate, the N are positive integer, and the middle layer carries out subtracting layer or adds layer according to the slope size that probe goes out needle.
Compared with prior art, the present invention has the following advantages:
Applied to the localization tool of pcb board by the way that pcb board to be put into the limits of four correcting pins described in the embodiment of the present invention
It is slightly oriented in the range of position, finely positioning is carried out to the pcb board by described two angle-style locating pieces, while can correspond to
The position for finely tuning the top layer corresponds the syringe needle of probe and the Pad on tested pcb board, thus implement electrical measurement process,
Structure is simple, and cost is relatively low, for the PCB plate of not location hole, can accurately be positioned and be implemented electrical measurement process, mention
The high applicability of localization tool and the testing efficiency of pcb board electrical measurement process.
Detailed description of the invention
It to describe the technical solutions in the embodiments of the present invention more clearly, below will be to needed in the embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for ability
For the those of ordinary skill of domain, without creative efforts, it can also be obtained according to these attached drawings other attached
Figure.
Fig. 1 is the side view of the localization tool of the present invention applied to pcb board；
Fig. 2 is the top view of the localization tool of the present invention applied to pcb board；
Fig. 3 is the structural schematic diagram of angle-style locating piece of the present invention；
Fig. 4 and Fig. 5 is respectively cross-sectional view of the pcb board on two different directions on the localization tool.
Description of symbols: 1- top layer；2- pushes up two layers；3- pushes up three layers；4- middle layer；5- base；6- angle-style locating piece；7-
Correcting pin；8- positioning pin column；9-PCB plate；61- positioning surface；62- arc chord angle；The inclined-plane 63-.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described.Obviously, described embodiment is only
A part of the embodiment of the present invention gives presently preferred embodiments of the present invention instead of all the embodiments in attached drawing.The present invention can
To realize in many different forms, however it is not limited to embodiment described herein, on the contrary, provide the mesh of these embodiments
Be to make the disclosure of the present invention more thorough and comprehensive.Based on the embodiments of the present invention, the common skill in this field
Art personnel every other embodiment obtained without creative efforts belongs to the model that the present invention protects
It encloses.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.In description and claims of this specification and above-mentioned attached drawing
Term " includes " and " having " and their any deformations, it is intended that cover and non-exclusive include.Such as contain a system
The process, method, system, product or equipment of column step or unit are not limited to listed step or unit, but optional
Ground further includes the steps that not listing or unit, or optionally further comprising intrinsic for these process, methods, product or equipment
Other step or units.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
Containing at least one embodiment of the present invention.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Refering to fig. 1 and shown in Fig. 2, the side view and vertical view of the localization tool respectively of the present invention applied to pcb board
Figure, the localization tool applied to pcb board include the top layer 1 for being sequentially overlapped setting from top to bottom, top two layer 2, push up three layer 3,
Middle layer 4 and base 5 and two angle-style locating pieces 6 and four correcting pins 7, the top layer 1 and the top corresponding area of two floor 2
Through-hole is provided on domain, described two angle-style locating pieces 6 and four correcting pins 7 pass through the top layer 1 and push up on two layer 2
Through-hole and be fixed on it is described top three layer 3 on；Wherein, the angle-style locating piece 6 is L shape, and described two angle-style locating pieces 6 are right
Title is distributed on a diagonal line of the top layer 1, and four correcting pins 7 are symmetrically respectively distributed to the top layer 1 two-by-two
Four direction on, pcb board 9 is placed on the top layer 1, and two angles of the pcb board 9 wherein diagonal bits are by described two angles
Type locating piece 6 limits, and four sides of the pcb board 9 are limited by four correcting pins 7 respectively.
In embodiments of the present invention, the base 5 and electrical measurement product test dials (spring needle bed) contact, the base 5
There is location hole above, effect is load-bearing and is matched by the positioning column on the location hole and the spring needle bed,
The array point of the probe and needle bed upper spring needle that guarantee jig is that correspondingly, the thickness of the base 5 is greater than 3mm；It is described
Three layer 3 of top, middle layer 4,5 midfeather of base are provided with partition, and are fixed by stud, and the top is used to for three layer 3 fix institute
State angle-style locating piece 6 and correcting pin 7；The top layer 1 and top are fixed by screws in the top for two layer 2 three layer 3 respectively
On, the top layer 1 and the position pushed up two layer 2 can be finely adjusted by adjusting the fixation position of the screw；The top
Two layer 2 of thickness is smaller, is mainly used for isolating probe, avoids short circuit between probe；The top layer 1 is that the localization tool is most upper
One layer of face, effect are to place and fix pcb board 9, and guarantee the syringe needle of probe and mono- a pair of Pad on tested pcb board 9
It answers, to implement electrical measurement process；The integral thickness of the localization tool be it is fixed, the middle layer 4 include N laminate, the N
For positive integer, the middle layer 4 carries out subtracting layer or adds layer according to the slope size that probe goes out needle, will not short circuit between guarantee probe.
As shown in fig.3, the two sides of L-shaped 6 inside of the angle-style locating piece is positioning surface 61, described two positioning surfaces 61
Junction is arc chord angle 62, and the two sides at an angle of the pcb board 9 are respectively close to two positioning surfaces 61, and angle position
In in the arc chord angle 62, the angle-style locating piece 6 is avoided to damage the PCB while carrying out angle positioning to the pcb board 9
The corner of plate 9.
As shown in fig.4, one or more positioning pin columns 8 are provided on the angle-style locating piece 6, the angle-style locating piece
6 are riveted on described push up on three layer 3 by the positioning pin column 8；The height of the positioning pin column 8 be lower than angle-style locating piece, or with
Angle-style locating piece 6 is concordant, and the height of the angle-style locating piece 6 is lower than the top surface of the pcb board 9；On the angle-style locating piece 6
The top of two positioning surfaces 61 is respectively arranged with inclined-plane, there is lead-in angle θ between the inclined-plane and the pcb board 9, described in setting
Lead-in angle purpose is to play the guiding role when the pcb board 9 carries out angle positioning, in embodiments of the present invention, the lead-in angle θ
For acute angle, such as 30 °, 45 ° or 60 °.
In embodiments of the present invention, its size of the through-hole of the angle-style locating piece 6 is installed greater than the angle-style locating piece 6
Size makes the top layer 1 and the fine tuning pushed up two layer 2 not influence the position of the angle-style locating piece 6.
As shown in fig.5, the height of the correcting pin 7 be higher than the pcb board 9 top surface, the correcting pin 7 it is upper
End is the tip of cone, and for the positioning and guiding of the pcb board 9, the inside of 7 lower end of correcting pin is cased with spring, together
When the size that its size of the through-hole of the correcting pin 7 is greater than the correcting pin 7 is installed, be placed on the pcb board 9 described
It will not be stuck within the scope of the limit of four correcting pins 7；In embodiments of the present invention, the quantity of the correcting pin 7 is not
It is limited to four, can is six, eight etc., it is only necessary to which satisfaction is evenly distributed on four direction, according to the ruler of the pcb board 9
Very little to can choose appropriate number of correcting pin 7, there is no restriction to this by the present invention.
Localization tool described in the embodiment of the present invention applied to pcb board is by being put into four correcting pins 7 for pcb board 9
It is slightly oriented in limit range, finely positioning is carried out to the pcb board 9 by described two angle-style locating pieces 6, while can
Correspond the Pad on the syringe needle and tested PCB plate 9 of probe with the corresponding position for finely tuning the top layer 1, to implement
Electrical measurement process, structure is simple, and cost is relatively low, for the pcb board 9 of not location hole, can accurately be positioned and implement electricity
Process is surveyed, the testing efficiency of the 9 electrical measurement process of applicability and pcb board of localization tool is improved.
In above-described embodiment provided by the present invention, it should be understood that disclosed device and method can pass through it
Its mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the module, only
Only a kind of logical function partition, there may be another division manner in actual implementation, for example, multiple module or components can be tied
Another system is closed or is desirably integrated into, or some features can be ignored or not executed.
The module as illustrated by the separation member may or may not be physically separated, aobvious as module
The component shown may or may not be physical module, it can and it is in one place, or may be distributed over multiple
In network unit.Some or all of the modules therein can be selected to realize the mesh of this embodiment scheme according to the actual needs
's.
The above is only the embodiment of the present invention, are not intended to limit the scope of the patents of the invention, although with reference to the foregoing embodiments
Invention is explained in detail, still can be to aforementioned each specific reality for coming for those skilled in the art
It applies technical solution documented by mode to modify, or equivalence replacement is carried out to part of technical characteristic.It is all to utilize this
The equivalent structure that description of the invention and accompanying drawing content are done directly or indirectly is used in other related technical areas, similarly
Within the invention patent protection scope.
Claims (10)
1. a kind of localization tool applied to pcb board characterized by comprising be sequentially overlapped top layer, the top of setting from top to bottom
Two layers, three layers of top, middle layer and base and two angle-style locating pieces and four correcting pins；
The top layer and top are provided with through-hole, described two angle-style locating pieces and four correcting pins on two layers of corresponding region
Across the top layer and pushes up the through-hole on two layers and be fixed on three layers of the top；Wherein, the angle-style locating piece is L shape, institute
It states two angle-style locating pieces to be symmetrically distributed on a diagonal line of the top layer, four correcting pins are symmetrically distinguished two-by-two
It is distributed on the four direction of the top layer, pcb board is placed on the top layer, two angles of the pcb board wherein diagonal bits
It is limited by described two angle-style locating pieces, four sides of the pcb board are limited by four correcting pins respectively.
2. the localization tool according to claim 1 applied to pcb board, it is characterised in that: the L-shaped angle-style locating piece
The two sides of inside is positioning surface, and described two positioning surface junctions are arc chord angle, and the two sides at an angle of the pcb board are distinguished
Close to two positioning surfaces, and the angle is located in the arc chord angle.
3. the localization tool according to claim 1 applied to pcb board, it is characterised in that: set on the angle-style locating piece
One or more positioning pin columns are equipped with, the angle-style locating piece is riveted on three layers of the top by the positioning pin column.
4. the localization tool according to claim 3 applied to pcb board, it is characterised in that: the height of the positioning pin column
Lower than in angle-style locating piece, or it is concordant with angle-style locating piece, and the height of the angle-style locating piece is lower than the top surface of the pcb board.
5. the localization tool according to claim 2 applied to pcb board, it is characterised in that: two on the angle-style locating piece
It is respectively arranged with inclined-plane above a positioning surface, has between the inclined-plane and the pcb board and carries out angle positioning in the pcb board
When the lead-in angle that play the guiding role.
6. the localization tool according to claim 1 applied to pcb board, it is characterised in that: install the angle-style locating piece
Its size of through-hole be greater than the angle-style locating piece size.
7. the localization tool according to claim 1 applied to pcb board, it is characterised in that: the upper end of the correcting pin
For the tip of cone, for the positioning and guiding of the pcb board, the inside of correcting pin lower end is cased with spring, described to lead
The height of positive pin is higher than the top surface of the pcb board.
8. the localization tool according to claim 7 applied to pcb board, it is characterised in that: install the correcting pin
Its size of through-hole is greater than the size of the correcting pin.
9. the localization tool according to claim 1 applied to pcb board, it is characterised in that: it is described top three layers, middle layer,
Base's midfeather is provided with partition, and is fixed by stud, and three layers of the top is for fixing the angle-style locating piece and leading
Positive pin；Two layers of the top layer and top are fixed by screws in respectively on three layers of the top, by adjusting consolidating for the screw
Positioning, which is set, is finely adjusted the position of two layers of the top layer and top.
10. the localization tool according to claim 1 applied to pcb board, it is characterised in that: the entirety of the localization tool
Thickness be it is fixed, the middle layer includes N laminate, and the N is positive integer, and the middle layer is big according to the slope that probe goes out needle
It is small to carry out subtracting layer or add layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710687614.5A CN109387767B (en) | 2017-08-11 | 2017-08-11 | Be applied to positioning jig of PCB board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710687614.5A CN109387767B (en) | 2017-08-11 | 2017-08-11 | Be applied to positioning jig of PCB board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109387767A true CN109387767A (en) | 2019-02-26 |
| CN109387767B CN109387767B (en) | 2021-08-06 |
Family
ID=65415583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710687614.5A Active CN109387767B (en) | 2017-08-11 | 2017-08-11 | Be applied to positioning jig of PCB board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109387767B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112376924A (en) * | 2020-11-19 | 2021-02-19 | 中冶建工集团有限公司 | Installation method for accurately positioning prefabricated staircase |
| CN115835506A (en) * | 2023-02-21 | 2023-03-21 | 遂宁睿杰兴科技有限公司 | Method for forming printed circuit board without positioning pin holes |
| CN117007834A (en) * | 2023-03-23 | 2023-11-07 | 东莞市海轮电子科技有限公司 | Elevator type conveying detection device |
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| CN112376924A (en) * | 2020-11-19 | 2021-02-19 | 中冶建工集团有限公司 | Installation method for accurately positioning prefabricated staircase |
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| CN115835506A (en) * | 2023-02-21 | 2023-03-21 | 遂宁睿杰兴科技有限公司 | Method for forming printed circuit board without positioning pin holes |
| CN115835506B (en) * | 2023-02-21 | 2023-05-19 | 遂宁睿杰兴科技有限公司 | Forming method of printed circuit board without positioning pin holes |
| CN117007834A (en) * | 2023-03-23 | 2023-11-07 | 东莞市海轮电子科技有限公司 | Elevator type conveying detection device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109387767B (en) | 2021-08-06 |
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Effective date of registration: 20200629 Address after: 518000 zone a, floor 2, floor 3, floor 5, zone a, plant 3, antuoshan hi tech Industrial Park, Xinsha Road, Shajing street, Bao'an District, Shenzhen City, Guangdong Province Applicant after: SHENZHEN MASON ELECTRONICS Co.,Ltd. Address before: 518000, No. 9 West West Road, Nanshan District hi tech park, Shenzhen, Guangdong Applicant before: HAN'S LASER TECHNOLOGY INDUSTRY GROUP Co.,Ltd. Applicant before: SHENZHEN MASON ELECTRONICS Co.,Ltd. |
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