CN207197407U - A kind of tool for being used to measure the borehole accuracy of X Ray drilling machines - Google Patents
A kind of tool for being used to measure the borehole accuracy of X Ray drilling machines Download PDFInfo
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- CN207197407U CN207197407U CN201721274567.3U CN201721274567U CN207197407U CN 207197407 U CN207197407 U CN 207197407U CN 201721274567 U CN201721274567 U CN 201721274567U CN 207197407 U CN207197407 U CN 207197407U
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Abstract
The utility model discloses a kind of tool for being used to measure the borehole accuracy of X Ray drilling machines, including substrate, and substrate covers that copper face is etched to form multiple targets, multiple targets are divided into two groups, and respectively first group and second group, first group and second group of target arranges to form target matrix in x-axis direction and y-axis direction all equidistant intervals, and the distance between the target center of first group and second group of adjacent two target in x-axis and y-axis direction is all 25mm；Target includes interior copper ring, outer copper ring and the circular transparent area positioned at the inner side of interior copper ring formed after etching, has connection copper bar between interior copper ring and outer copper ring.The surface of this tool of the utility model is etched to form multiple uniform and spaced target, after 3D measuring apparatus calibration accuracies, the borehole accuracy of X Ray drilling machines can accurately be detected, and because the target center spacing of target is set rationally, the detection of the borehole accuracy to the PCB of different size can be realized, can also realize the measurement of the borehole accuracy to same PCB diverse locations.
Description
Technical field
X-Ray (X ray) borehole accuracy field of measuring technique is the utility model is related to, is used to measure more particularly to one kind
The tool of the borehole accuracy of X-Ray drilling machines.
Background technology
PCB (printed substrate) often has multilayer, needs to drill PCB in production process, and PCB drillings at present are more first
What is entered is to use X-Ray drilling machines, due to positioning hole of the X-Ray drilling machines for drilling out machine drilling, for stabilizing mechanical
Borehole accuracy has critical effect, therefore PCB measures the position in hole using 3D measuring apparatus, with true after X-ray drills
Whether accurate determine hole position.This acts the PCB for being only capable of detecting single specification or model, but because of customer demand PCB specification or type
Number have it is a variety of, because different size or the PCB of model size are often different, the position of drilling is also each variant.Therefore use this
Method can not monitor and measure completely the precision of the bore position of X-ray drilling machines, and can be to the precision of the bore position of product
Total detection is realized, ensures that the bore position of every product all meets the requirements.
In order to overcome drawbacks described above, the positive innovation research of those skilled in the art, it is used to measure X- to create one kind
The tool of the borehole accuracy of Ray drilling machines.
Utility model content
The problem of existing for prior art, the utility model provide a kind of drilling for being used to measure X-Ray drilling machines
The tool of precision, the surface of this tool is etched to form multiple uniform and spaced target, and essence is calibrated through 3D measuring apparatus
After degree, the borehole accuracy of X-Ray drilling machines can be accurately detected, and because the target center spacing of target sets reasonable, can realize pair
The detection of the PCB of different size borehole accuracy, the measurement of the borehole accuracy to same PCB diverse locations can also be realized, is carried
The accuracy of high bore position, the measurement of the borehole accuracy of X-Ray drilling machines after being pressed suitable for PCB flows.
In order to solve the above technical problems, the technical scheme that the utility model uses is：There is provided a kind of for measuring X-
The tool of the borehole accuracy of Ray drilling machines, the tool includes substrate, and the tool is tabular, and the substrate is one side
Copper-clad plate, and the substrate covers that copper face is etched to form multiple targets, multiple targets are divided into two groups, and respectively first
Group and second group, described first group and described second group of target are arranged and formed in x-axis direction and y-axis direction all equidistant intervals
Target matrix, the distance between the target center of first group of adjacent two target in x-axis direction and y-axis direction are all 25mm, second group
Adjacent two target target center between in the distance in x-axis direction and y-axis direction be also all 25mm；First group and second group of target
Target center between minimum range be 300mm；
Described first group and described second group of target all has 7 in x-axis direction, and has 21 in y-axis direction；
The target includes mainly interior copper ring, the outer copper ring and positioned at the inner side of the interior copper ring by being formed after etching
Circular transparent area composition, there is connection copper bar between the interior copper ring and the outer copper ring, the connection copper bar has 4,
And connect up interior copper ring and outer copper ring in x-axis direction and the y-axis side；
The width of the connection copper bar is 20mil.
Further say, the thickness of the substrate is 1.5-2.0mm.
Further say, the thickness of the layers of copper of the single-side coated copper plate is 35 μm.
Further say, the internal diameter of the interior copper ring is 138mil or external diameter is 138mil.
Further say, the internal diameter of the outer copper ring is 138mil.
Further say, the length of the connection copper bar is 20-40min.
Further say, the width of the width of the interior copper ring and the outer copper ring is all 20mil.
Further say, the length in x-axis direction of the substrate is 620mm and the width in y-axis direction is 520mm.
The beneficial effects of the utility model are：
The surface of tool of the present utility model is etched to form multiple uniform and spaced target, through 3D measuring apparatus
After calibration accuracy, the borehole accuracy of X-Ray drilling machines can be accurately detected；And because target has multiple and forms target square
Battle array, and the target center spacing of target is set rationally, can be realized the detection of the borehole accuracy to the PCB of different size, can also be realized
Measurement to the borehole accuracy of same PCB diverse locations, the accuracy of bore position is improved, X- after being pressed suitable for PCB flows
The measurement of the borehole accuracy of Ray drilling machines；
Wherein, target is including the interior copper ring by being formed after etching, outer copper ring and positioned at the circular of the inner side of interior copper ring
Transparent area, transparent area are easy to X-Ray drilling machines to capture the position of target when drilling, have connection copper between interior copper ring and outer copper ring
Bar, connection copper bar have 4, on x-axis direction and y-axis direction on form coordinate, be not only convenient for capture target position, and
When borehole accuracy has deviation, there is indicative function, be easy to correction of deviation.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, with preferred embodiment of the present utility model and coordinate accompanying drawing detailed below
Describe in detail bright as after.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the partial enlarged drawing in Fig. 1 A portions；
Each several part mark is as follows in accompanying drawing：
Substrate 1, target 2, interior copper ring 21, outer copper ring 22, connection copper bar 23,24, first group 3, second circular of transparent area
In distance d11, d12 in x-axis direction and y-axis direction, second group adjacent between the target center of adjacent two target of 4, first groups of group
In distance d21, d22 in x-axis direction and y-axis direction between the target center of two targets, the target center of first group and second group of target it
Between minimum range d3, connect copper bar width w1, the length L in x-axis direction and the width w in y-axis direction of the substrate.
Embodiment
Illustrate specific embodiment of the present utility model below by way of particular specific embodiment, those skilled in the art can
The advantages of the utility model is understood by content disclosed in the present specification easily and effect.The utility model can also it is other not
Same mode is practiced, i.e. under the scope of without departing substantially from disclosed in the utility model, can give different modification and change.
Embodiment：A kind of tool for being used to measure the borehole accuracy of X-Ray drilling machines, it is as depicted in figs. 1 and 2, described to control
Tool includes substrate 1, and the tool is tabular, and the substrate is single-side coated copper plate, and the substrate to cover copper face etched
Form multiple targets 2, multiple targets are divided into two groups, and respectively first group 3 and second group 4, described first group and described
Second group of target arranges to form target matrix in x-axis direction and y-axis direction all equidistant intervals, first group of adjacent two target
Target center between distance d11, d12 in x-axis direction and y-axis direction be all 25mm, the target center of second group of adjacent two target it
Between in distance d21, d22 in x-axis direction and y-axis direction be also all 25mm；Between the target center of first group and second group of target
Minimum range d3 is 300mm；
Described first group and described second group of target all has 7 in x-axis direction, and has 21 in y-axis direction；
The target 2 includes mainly interior copper ring 21, the outer copper ring 22 and positioned at the interior copper ring by being formed after etching
The circular transparent area 24 of inner side forms, and has connection copper bar 23, the connection copper between the interior copper ring and the outer copper ring
Bar has 4, and connects up interior copper ring and outer copper ring in x-axis direction and the y-axis side；
The width w1 of the connection copper bar is 20mil.
The thickness of the substrate is 1.5-2.0mm.
The thickness of the layers of copper of the single-side coated copper plate is 35 μm.
The internal diameter of the interior copper ring is 138mil or external diameter is 138mil.
Or the internal diameter of the outer copper ring is 138mil.
The length of the connection copper bar is 20-40min.
The width of the width of the interior copper ring and the outer copper ring is all 20mil.
The length L in x-axis direction of the substrate is 620mm and the width w in y-axis direction is 520mm.
The course of work and operation principle of the present utility model are as follows：
Single-side coated copper plate covers the etched multiple targets of formation of copper face, and multiple targets form target matrixes, and are surveyed using 3D
Equipment is measured to the target center spacing of all targets of tool (including x-axis direction and y-axis direction) and first group and second group
Minimum range between the target center of target etc. is measured, while same parameter is measured using X-Ray drilling machines again,
The latter is calibrated with the former, the substrate with target is turned into standard tool, for instructing the brill of X-Ray drilling machines
Hole process, ensure the precision of bore position；
Because target has multiple and forms target matrix, and the target center spacing of target is set rationally, can be realized to difference
The detection of the PCB of specification borehole accuracy, the measurement of the borehole accuracy to same PCB diverse locations can also be realized, improve and bore
The accuracy of hole site, the measurement of the borehole accuracy of X-Ray drilling machines after being pressed suitable for PCB flows.
Embodiment of the present utility model is the foregoing is only, not thereby the foregoing is only implementation of the present utility model
Example, not thereby limit the scope of the claims of the present utility model, every to be made using the utility model specification and accompanying drawing content
Equivalent structure, or other related technical areas are directly or indirectly used in, similarly it is included in patent of the present utility model and protects
In the range of shield.
Claims (8)
- A kind of 1. tool for being used to measure the borehole accuracy of X-Ray drilling machines, it is characterised in that：The tool includes substrate (1), And the tool is tabular, the substrate is single-side coated copper plate, and the substrate covers that copper face is etched to form multiple targets (2), multiple targets are divided into two groups, and respectively first group (3) and second group (4), described first group and described second group Target arrange to form target matrix in x-axis direction and y-axis direction all equidistant intervals, the target center of first group of adjacent two target Between in the distance in x-axis direction and y-axis direction (d11, d12) be all 25mm, in x between the target center of second group of adjacent two target The distance in direction of principal axis and y-axis direction (d21, d22) is also all 25mm；Minimum between the target center of first group and second group of target Distance (d3) is 300mm；Described first group and described second group of target all has 7 in x-axis direction, and has 21 in y-axis direction；The target (2) includes mainly interior copper ring (21), the outer copper ring (22) and positioned at the interior copper ring by being formed after etching Inner side circular transparent area (24) composition, there is connection copper bar (23) between the interior copper ring and the outer copper ring, it is described Connecting copper bar has 4, and connects up interior copper ring and outer copper ring in x-axis direction and the y-axis side；The width (w1) of the connection copper bar is 20mil.
- A kind of 2. tool for being used to measure the borehole accuracy of X-Ray drilling machines according to claim 1, it is characterised in that： The thickness of the substrate is 1.5-2.0mm.
- A kind of 3. tool for being used to measure the borehole accuracy of X-Ray drilling machines according to claim 1, it is characterised in that： The thickness of the layers of copper of the single-side coated copper plate is 35 μm.
- A kind of 4. tool for being used to measure the borehole accuracy of X-Ray drilling machines according to claim 1, it is characterised in that： The internal diameter of the interior copper ring is 138mil or external diameter is 138mil.
- A kind of 5. tool for being used to measure the borehole accuracy of X-Ray drilling machines according to claim 1, it is characterised in that： The internal diameter of the outer copper ring is 138mil.
- A kind of 6. tool for being used to measure the borehole accuracy of X-Ray drilling machines according to claim 1, it is characterised in that： The length of the connection copper bar is 20-40min.
- A kind of 7. tool for being used to measure the borehole accuracy of X-Ray drilling machines according to claim 1, it is characterised in that： The width of the width of the interior copper ring and the outer copper ring is all 20mil.
- A kind of 8. tool for being used to measure the borehole accuracy of X-Ray drilling machines according to claim 1, it is characterised in that： The length (L) in x-axis direction of the substrate is 620mm and the width (w) in y-axis direction is 520mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274567.3U CN207197407U (en) | 2017-09-30 | 2017-09-30 | A kind of tool for being used to measure the borehole accuracy of X Ray drilling machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721274567.3U CN207197407U (en) | 2017-09-30 | 2017-09-30 | A kind of tool for being used to measure the borehole accuracy of X Ray drilling machines |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207197407U true CN207197407U (en) | 2018-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721274567.3U Active CN207197407U (en) | 2017-09-30 | 2017-09-30 | A kind of tool for being used to measure the borehole accuracy of X Ray drilling machines |
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| CN (1) | CN207197407U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108901119A (en) * | 2018-06-22 | 2018-11-27 | 广州兴森快捷电路科技有限公司 | For measuring the jig and method of laser drill hole position accuracy |
| CN112504183A (en) * | 2020-11-07 | 2021-03-16 | 奥士康科技股份有限公司 | Hole deviation detection method |
-
2017
- 2017-09-30 CN CN201721274567.3U patent/CN207197407U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108901119A (en) * | 2018-06-22 | 2018-11-27 | 广州兴森快捷电路科技有限公司 | For measuring the jig and method of laser drill hole position accuracy |
| CN112504183A (en) * | 2020-11-07 | 2021-03-16 | 奥士康科技股份有限公司 | Hole deviation detection method |
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