CN207070445U - A kind of compound alignment target of figure - Google Patents
A kind of compound alignment target of figure Download PDFInfo
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- CN207070445U CN207070445U CN201721030786.7U CN201721030786U CN207070445U CN 207070445 U CN207070445 U CN 207070445U CN 201721030786 U CN201721030786 U CN 201721030786U CN 207070445 U CN207070445 U CN 207070445U
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Abstract
The utility model discloses a kind of compound alignment target of figure, including four contraposition blind holes in annular in each plate angle region for being opened in HDI plates, the centre of the contraposition blind hole offers the contraposition through hole of circle, the center of circle of the contraposition blind hole and the center of circle of the contraposition through hole overlap, the diameter of the contraposition through hole is less than the diameter of the contraposition blind hole inner ring, the distance between the center of circle of 4th contraposition blind hole and the center of circle of the first contraposition blind hole, less than the distance between center of circle that the center of circle of the second contraposition blind hole and the 3rd align blind hole.The utility model has rubbed up through hole alignment target and blind hole alignment target simultaneously in alignment target, when figure aligns, while captures two kinds of alignment targets, to balance contraposition deviation caused by two kinds of passes, significant increase figure contraposition efficiency, it is bad to reduce quality.
Description
Technical field
It the utility model is related to machine dimensions drill technical field, more particularly to a kind of compound alignment target of figure.
Background technology
Circuit board is PCB (Printed Circuit Board, printed circuit board), and in PCB manufacturing process, target is set
Meter is a kind of highly important Computer Aided Design, is mainly used in the processes such as machine drilling positioning, figure turn contraposition, especially in HDI (High
Density Interconnector, high density interconnection) in plate manufacturing process, alignment target is even more the most important thing, alignment target
Whether that designs is reasonable, is directly connected to the degree of accuracy of HDI plate interlayer alignments.
According to the production process flow of HDI plates, there are several different types such as through hole, blind hole and technique in HDI plates
Pass is present, and in the other manufacturing process of each layer of HDI plates, due to the presence of board dimensions harmomegathus, exists when figure aligns inclined
Difference, if using through hole as contraposition reference, easily there is off normal in blind hole, if using blind hole as contraposition reference, it is inclined that contraposition easily occurs in through hole
Difference, the problem of HDI plates are logical, blind hole matches how is balanced, the problem for needing to solve into wiring board manufacturer.
Utility model content
The purpose of this utility model is to provide a kind of figure compound alignment target, to solve above technical problem.
To use following technical scheme up to this purpose, the utility model：
A kind of compound alignment target of figure, including it is opened in four contrapositions in annular in each plate angle region of HDI plates
Blind hole；Wherein, the HDI plates are rectangle；
The centre of the contraposition blind hole offers the contraposition through hole of circle；The center of circle of the contraposition blind hole and the contraposition are logical
The center of circle in hole overlaps；The diameter of the contraposition through hole is less than the diameter of the contraposition blind hole inner ring；
The contraposition blind hole includes the first contraposition blind hole, the second contraposition blind hole, the 3rd contraposition blind hole and the 4th contraposition blind hole；
The center of circle of the first contraposition blind hole and the line in the center of circle of the second contraposition blind hole, perpendicular to the described second contraposition blind hole
The center of circle and the line in the center of circle of the 3rd contraposition blind hole；
The line in the center of circle of the 4th contraposition blind hole and the center of circle of the first contraposition blind hole is parallel to the HDI plates
Width edge, and the center of circle parallel to the described second contraposition blind hole and the line in the center of circle of the 3rd contraposition blind hole；
The distance between the center of circle of the 4th contraposition blind hole and the center of circle of the first contraposition blind hole, less than described second
Align the distance between the center of circle of blind hole and the center of circle of the 3rd contraposition blind hole.
Preferably, the external diameter of the contraposition blind hole is 5 ± 0.1mm；The internal diameter of the contraposition blind hole is 4 ± 0.1mm；Its
In, the external diameter is the diameter of the contraposition blind hole outer shroud, and the internal diameter is the diameter for aligning blind hole inner ring；
A diameter of 2.5 ± 0.1mm of the contraposition through hole.
Preferably, the HDI plates length sides include the first length sides and the second length sides；
The center of circle of the first contraposition blind hole is less than or equal to the width length of side to the distance between first length sides
The 15% of degree；The center of circle of the 3rd contraposition blind hole is less than or equal to the width length of side to the distance between second length sides
The 15% of degree；
The 4th contraposition blind hole is that fool proof aligns blind hole, and the center of circle of the 4th contraposition blind hole is to second length sides
The distance between be more than the width edge lengths 15%, less than or equal to the 30% of the width edge lengths.
Preferably, the center of circle of the first contraposition blind hole is the distance between to first length sides, equal to the described 3rd
The center of circle of blind hole is aligned the distance between to second length sides；
The center of circle of the 4th contraposition blind hole is the described 3rd to align blind hole the distance between to second length sides
Twice to the distance between second length sides of the center of circle.
Preferably, the HDI plates width edge includes the first width edge and the second width edge；
The center of circle of the first contraposition blind hole aligns blind hole equal to described first the distance between to first length sides
The center of circle the distance between to first width edge；
The center of circle of the second contraposition blind hole aligns blind hole equal to described second the distance between to first length sides
The center of circle the distance between to second width edge.
Preferably, the center of circle of the 3rd contraposition blind hole is the distance between to second length sides, equal to the described 3rd
The center of circle of blind hole is aligned the distance between to second width edge.
Preferably, the contraposition blind hole is formed by several a diameter of 0.1mm mutually adjoined laser blind hole arrangement.
Preferably, the contraposition through hole is formed by several a diameter of 0.1mm mutually adjoined laser via arrangement.
The beneficial effects of the utility model：The utility model provides a kind of new HDI plate alignment target technologies, is aligning
Through hole alignment target and blind hole alignment target have been rubbed up in target simultaneously, when figure aligns, while has captured two kinds of alignment targets, with
Contraposition deviation caused by two kinds of passes is balanced, significant increase figure contraposition efficiency, it is bad to reduce quality；In addition, also adopt
With fool-proof design, so that operating personnel distinguishes the placing direction of plate, i.e., the 4th contraposition blind hole and the 3rd contraposition blind hole are wide apart from plate
Notable difference be present in the distance on degree side.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is some embodiments of the utility model, for those of ordinary skill in the art, before creative labor is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is a kind of structural representation for the compound alignment target of figure that the utility model embodiment provides.
Fig. 2 is the structural representation for the target that the utility model embodiment provides.
Fig. 3 is the structural representation for the contraposition blind hole that the utility model embodiment provides.
In figure：10th, HDI plates；11st, length sides；111st, the first length sides；112nd, the second length sides；12nd, width edge；121、
First width edge；122nd, the second width edge；20th, blind hole is aligned；201st, inner ring；202nd, outer shroud；203rd, laser blind hole；21st, first
Align blind hole；22nd, the second contraposition blind hole；23rd, the 3rd contraposition blind hole；24th, the 4th contraposition blind hole；26th, right angled triangle；261st,
One right-angle side；262nd, the second right-angle side；263rd, hypotenuse；30th, through hole is aligned.
Embodiment
, below will knot to enable purpose of utility model of the present utility model, feature, advantage more obvious and understandable
The accompanying drawing in the utility model embodiment is closed, the technical scheme in the embodiment of the utility model is clearly and completely described,
Obviously, the embodiments described below are only the utility model part of the embodiment, and not all embodiment.Based on this reality
With the embodiment in new, those of ordinary skill in the art are obtained all other under the premise of creative work is not made
Embodiment, belong to the scope of the utility model protection.
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by embodiment.
Fig. 1 is refer to, Fig. 1 is a kind of structural representation for the compound alignment target of figure that the utility model embodiment provides
Figure.The compound alignment target of the figure specifically include four of each plate angle region for being opened in HDI plates 10 it is blind in the contraposition of annular
Hole 20；Wherein, HDI plates 10 are typically square, and in the present embodiment, are illustrated so that HDI plates 10 are the most frequently used rectangle as an example.
Please continue to refer to Fig. 2, specifically, the centre of contraposition blind hole 20 offers the contraposition through hole 30 of circle；Align blind hole
20 center of circle and the center of circle of contraposition through hole 30 overlap；The diameter D1 for aligning through hole 30 is less than the diameter D2 of the contraposition inner ring of blind hole 20.
For ease of understanding and describing, it is (left positioned at Fig. 1 that four contraposition blind holes 20 are respectively defined as the first contraposition blind hole 21
On), second contraposition blind hole 22 (be located at Fig. 1 lower-lefts), the 3rd contraposition blind hole 23 (being located at Fig. 1 bottom rights) and the 4th align blind hole 24
(being located at Fig. 1 upper rights).
Specifically, the line in the center of circle of the first contraposition blind hole 21 and the center of circle 22 of the second contraposition blind hole, perpendicular to second pair
The center of circle of position blind hole 22 and the line in the center of circle 23 of the 3rd contraposition blind hole；The center of circle of 4th contraposition blind hole 24 and the first contraposition blind hole
The line in 21 center of circle parallel to HDI plates 10 width edge 12, and parallel to second contraposition blind hole 22 the center of circle and the 3rd contraposition
The line in the center of circle 23 of blind hole.
For ease of identifying the placing direction of HDI plates 10, contraposition blind hole 20 additionally uses fool-proof design, i.e., the 4th contraposition blind hole
The distance between 24 center of circle and the center of circle of the first contraposition blind hole 21, it is blind less than the center of circle of the second contraposition blind hole 22 and the 3rd contraposition
The distance between the center of circle 23 in hole.
More specifically, please continue to refer to Fig. 3, in the present embodiment, contraposition blind hole 20 and contraposition through hole 30 are beaten using laser
Hole equipment repeatedly carries out punching formation, a diameter of 0.1mm of punched hole of laser drilling device using laser.Therefore align
Blind hole 20 is to be arranged to form by several a diameter of 0.1mm mutually adjoined laser blind hole 203；Through hole 30 is aligned by several
The a diameter of 0.1mm mutually adjoined laser via arrangement forms.
Specifically, the outer diameter D 3 of contraposition blind hole 20 is 5 ± 0.1mm；The internal diameter D2 for aligning blind hole 20 is 4 ± 0.1mm；Its
In, the external diameter is the diameter of the contraposition outer shroud 202 of blind hole 20, and the internal diameter is the diameter for aligning the inner ring 201 of blind hole 20.
Specifically, the diameter D1 of contraposition through hole 30 is 2.5 ± 0.1mm.
Specifically, the length sides 11 of HDI plates 10 include the first length sides 111 (on the left of Fig. 1) and (Fig. 1 right sides of the second length sides 112
Side)；The center of circle of first contraposition blind hole 21 is less than or equal to the 15% of the length of width edge 12 to the distance between the first length sides 111；
The center of circle of 3rd contraposition blind hole 23 to the distance between second length sides 112 less than or equal to the length of width edge 12 15%.
4th contraposition blind hole 24 is that fool proof aligns the center of circle of the contraposition blind hole 24 of blind hole the 4th between the second length sides 112
Distance is more than the 15% of the length of width edge 12, less than or equal to the 30% of the length of width edge 12.
Specifically, the center of circle of the first contraposition blind hole 21 is the distance between to the first length sides 111, equal to the 3rd contraposition blind hole
The distance between 23 center of circle to the second length sides 112；4th contraposition blind hole 24 the center of circle between the second length sides 112 away from
From, for the 3rd contraposition blind hole 23 the center of circle to twice of the distance between the second length sides 112.
Specifically, the width edge 12 of HDI plates 10 includes the first width edge 121 (on the upside of Fig. 1) and the second width edge 122 (under Fig. 1
Side)；The distance between to the first length sides 111, the center of circle equal to the first contraposition blind hole 21 is arrived in the center of circle of first contraposition blind hole 21
The distance between first width edge 111；The center of circle of second contraposition blind hole 22 is the distance between to the first length sides 111, equal to the
The center of circle of two contraposition blind holes 22 is the distance between to the second width edge 122.
Specifically, the center of circle of the 3rd contraposition blind hole 22 is the distance between to the second length sides 112, equal to the 3rd contraposition blind hole
The distance between 22 center of circle to the second width edge 122.
For ease of understanding, Fig. 1 is refer to, wherein, the first contraposition blind hole 21, second aligns blind hole the 22, the 3rd and aligns blind hole
If interconnecting line between 23 center of circle, you can form a right angled triangle 26；Wherein, the first contraposition contraposition of blind hole 21, second is blind
First right-angle side 261 of the line form right angle triangle 26 in the center of circle in hole 22；Second contraposition blind hole the 22, the 3rd aligns blind hole 23
The center of circle line form right angle triangle 26 the second right-angle side 262；First contraposition blind hole the 21, the 3rd aligns the circle of blind hole 23
The hypotenuse 263 of the line form right angle triangle 26 of the heart.First contraposition blind hole the 21, the 4th aligns blind hole the 24, the 3rd and aligns blind hole
If interconnecting line between 23 center of circle, you can form an obtuse triangle.
It should be noted that in the present embodiment, contraposition blind hole 20 is blind hole, that is, connects top layer and internal layer without penetrating whole plate
Hole；Contraposition through hole 30 is through hole, that is, penetrates the hole of whole plate.
It is understood that in the present embodiment, contraposition blind hole 20 and contraposition through hole 30 can also be other shapes rule
Hole, such as contraposition blind hole 20 can also be the blind hole of square ring-shaped, and contraposition through hole 30 is square opening, now, align the He of blind hole 20
Contraposition through hole 30 can be substituted by square ring or square center, and it can also play same or like function or effect, therefore its
Should be in the scope of protection of the utility model.
In description of the present utility model, it is to be understood that the orientation of instruction such as term " on ", " under ", "left", "right" or
Position relationship is based on orientation shown in the drawings or position relationship, is for only for ease of description the utility model and simplifies description,
Rather than instruction or imply signified device or element must have specific orientation, with specific azimuth configuration and operation, because
This is it is not intended that to limitation of the present utility model.It should be noted that the present embodiment is mainly to the explanation in orientation or description
On the basis of Fig. 2.
Described above, above example is only to illustrate the technical solution of the utility model, rather than its limitations；Although ginseng
The utility model is described in detail according to previous embodiment, it will be understood by those within the art that：It is still
Technical scheme described in foregoing embodiments can be modified, or which part technical characteristic is equally replaced
Change；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the utility model technical scheme
Spirit and scope.
Claims (8)
1. a kind of compound alignment target of figure, it is characterised in that four including each plate angle region for being opened in HDI plates (10) are in
The contraposition blind hole (20) of annular；Wherein, the HDI plates (10) are rectangle；
The centre of the contraposition blind hole (20) offers the contraposition through hole (30) of circle；The center of circle of the contraposition blind hole (20) and institute
The center of circle for stating contraposition through hole (30) overlaps；The diameter of the contraposition through hole (30) is less than the straight of described contraposition blind hole (20) inner ring
Footpath；
It is described contraposition blind hole (20) include first contraposition blind hole (21), second contraposition blind hole (22), the 3rd contraposition blind hole (23) and
4th contraposition blind hole (24)；The center of circle of the first contraposition blind hole (21) and the line in the center of circle of the second contraposition blind hole, hang down
Directly in the line in the center of circle of the described second contraposition blind hole (22) and the center of circle of the 3rd contraposition blind hole；
The line in the center of circle of the 4th contraposition blind hole (24) and the center of circle of the first contraposition blind hole (21) is parallel to the HDI
The width edge (12) of plate (10), and the center of circle and the center of circle of the 3rd contraposition blind hole parallel to the described second contraposition blind hole (22)
Line；
The distance between the center of circle of the 4th contraposition blind hole (24) and the center of circle of the first contraposition blind hole (21), less than described
The distance between the center of circle of second contraposition blind hole (22) and the center of circle of the 3rd contraposition blind hole.
2. the compound alignment target of figure according to claim 1, it is characterised in that it is described contraposition blind hole (20) external diameter be
5±0.1mm；The internal diameter of the contraposition blind hole (20) is 4 ± 0.1mm；Wherein, the external diameter is described contraposition blind hole (20) outer shroud
Diameter, the internal diameter for it is described contraposition blind hole (20) inner ring diameter；
A diameter of 2.5 ± 0.1mm of the contraposition through hole (30).
3. the compound alignment target of figure according to claim 1, it is characterised in that HDI plates (10) length sides (11)
Including the first length sides (111) and the second length sides (112)；
The center of circle of the first contraposition blind hole (21) is less than or equal to the width to the distance between first length sides (111)
The 15% of side (12) length；The center of circle of the 3rd contraposition blind hole (23) is small to the distance between second length sides (112)
In equal to the 15% of the width edge (12) length；
The 4th contraposition blind hole (24) is that fool proof aligns blind hole, and the center of circle of the 4th contraposition blind hole (24) is grown to described second
The distance between side (112) are more than the width edge (12) length 15% is spent, less than or equal to the width edge (12) length
30%.
4. the compound alignment target of figure according to claim 3, it is characterised in that the circle of the first contraposition blind hole (21)
The heart the distance between to first length sides (111), to described second grow by the center of circle equal to the described 3rd contraposition blind hole (23)
Spend the distance between side (112)；
The center of circle of the 4th contraposition blind hole (24) is the described 3rd to align the distance between to second length sides (112)
Twice to the distance between second length sides (112) of the center of circle of blind hole (23).
5. the compound alignment target of figure according to claim 3, it is characterised in that HDI plates (10) width edge (12)
Including the first width edge (121) and the second width edge (122)；
The center of circle of the first contraposition blind hole (21) is the distance between to first length sides (111), equal to described first pair
The center of circle of position blind hole (21) is the distance between to first width edge (111)；
The center of circle of the second contraposition blind hole (22) is the distance between to first length sides (111), equal to described second pair
The center of circle of position blind hole (22) is the distance between to second width edge (122).
6. the compound alignment target of figure according to claim 5, it is characterised in that the circle of the 3rd contraposition blind hole (22)
For the heart the distance between to second length sides (112), the center of circle equal to the described 3rd contraposition blind hole (22) is wide to described second
Spend the distance between side (122).
7. the compound alignment target of figure according to claim 5, it is characterised in that the contraposition blind hole (20) is by several
The a diameter of 0.1mm mutually adjoined laser blind hole (203) arrangement forms.
8. the compound alignment target of figure according to claim 5, it is characterised in that the contraposition through hole (30) is by several
The a diameter of 0.1mm mutually adjoined laser via arrangement forms.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721030786.7U CN207070445U (en) | 2017-08-16 | 2017-08-16 | A kind of compound alignment target of figure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721030786.7U CN207070445U (en) | 2017-08-16 | 2017-08-16 | A kind of compound alignment target of figure |
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| CN207070445U true CN207070445U (en) | 2018-03-02 |
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| CN201721030786.7U Active CN207070445U (en) | 2017-08-16 | 2017-08-16 | A kind of compound alignment target of figure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112087887A (en) * | 2019-06-12 | 2020-12-15 | 奥特斯科技(重庆)有限公司 | Aligning component carrier structures by combining evaluation pad and hole pattern alignment marks |
| CN112873355A (en) * | 2020-12-24 | 2021-06-01 | 烟台正海科技股份有限公司 | Design method for touch screen OCA (optical clear adhesive) lamination alignment target |
| CN113163580A (en) * | 2021-04-25 | 2021-07-23 | 东莞市五株电子科技有限公司 | Novel compound counterpoint target of figure and HDI board |
| CN114340225A (en) * | 2021-12-23 | 2022-04-12 | 江苏普诺威电子股份有限公司 | Multilayer packaging substrate alignment method suitable for laser blind hole |
-
2017
- 2017-08-16 CN CN201721030786.7U patent/CN207070445U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112087887A (en) * | 2019-06-12 | 2020-12-15 | 奥特斯科技(重庆)有限公司 | Aligning component carrier structures by combining evaluation pad and hole pattern alignment marks |
| CN112873355A (en) * | 2020-12-24 | 2021-06-01 | 烟台正海科技股份有限公司 | Design method for touch screen OCA (optical clear adhesive) lamination alignment target |
| CN112873355B (en) * | 2020-12-24 | 2023-09-08 | 烟台正海科技股份有限公司 | Touch screen OCA laminating alignment target design method |
| CN113163580A (en) * | 2021-04-25 | 2021-07-23 | 东莞市五株电子科技有限公司 | Novel compound counterpoint target of figure and HDI board |
| CN113163580B (en) * | 2021-04-25 | 2023-12-19 | 东莞市五株电子科技有限公司 | Novel graphic composite alignment target and HDI board |
| CN114340225A (en) * | 2021-12-23 | 2022-04-12 | 江苏普诺威电子股份有限公司 | Multilayer packaging substrate alignment method suitable for laser blind hole |
| CN114340225B (en) * | 2021-12-23 | 2024-02-23 | 江苏普诺威电子股份有限公司 | Multilayer packaging substrate alignment method suitable for laser blind holes |
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