CN107192310A - The method of inspection of welding circuit board tool - Google Patents
The method of inspection of welding circuit board tool Download PDFInfo
- Publication number
- CN107192310A CN107192310A CN201710338927.XA CN201710338927A CN107192310A CN 107192310 A CN107192310 A CN 107192310A CN 201710338927 A CN201710338927 A CN 201710338927A CN 107192310 A CN107192310 A CN 107192310A
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- China
- Prior art keywords
- circuit board
- welding
- fixture
- welding fixture
- depth
- Prior art date
- 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
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
- G01B5/18—Measuring arrangements characterised by the use of mechanical techniques for measuring depth
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The present invention provides a kind of method of inspection of welding circuit board tool, including：Step A, according to the sample work piece that the material object manufacture of circuit board is transparent；B, is verified by the sample work piece to welding fixture.With the accuracy that ensure that the slotting position and depth that weld on smelting tool, it is to avoid damage surface-mounted device in use, and then ensure that the advantage of the making quality of circuit board.
Description
Technical field
The present invention relates to circuit board making technical field, more particularly to a kind of method of inspection of welding circuit board tool.
Background technology
With the continuous progress and the increasingly raising of productivity level of science and technology, circuit board is in industrial production and people
Application in daily life is also more and more extensive.
Contain the circuit board of tin cream technique surface-mounted device for bottom surface, it is needed to use during wave soldering is carried out
Welding fixture to surface-mounted device to protect.But because welding fixture sheet makes as non-transparent material, no matter after placement
Which direction inner case can not be observed directly from.Because surface-mounted device size is small, there is welding smelting tool and opened often in thickness of thin
The problems such as groove location mistake, groove depth are not enough, surface-mounted device is damaged after causing during use.
The content of the invention
It is a primary object of the present invention to provide a kind of method of inspection of welding circuit board tool, welding smelting tool ensure that
On slotting position and depth accuracy, it is to avoid damage surface-mounted device in use, and then ensure that the system of circuit board
Make quality.
The invention provides a kind of method of inspection of welding circuit board tool, including：Step A, according to the material object of circuit board
Make transparent sample work piece；
B, is verified by the sample work piece to welding fixture.
More preferably, the sample work piece is picture；
Step A includes：Step A1, the welding fixture is identified on the picture according to the material object of circuit board needs to open
The position of groove and depth；
Step B includes：Step B1, by proofreaded on the picture welding fixture slotting position and depth whether
Correctly.
More preferably, the sample work piece includes black film；
Step A1 includes：
Step A11, the position that the welding fixture needs to slot is identified in the black film；
Step A15, the black film is covered on the circuit board, verifies what is identified on the black film
Whether slotting position is correct.
More preferably, the sample work piece includes color film piece；
Also include in step A1：
Step A12, the position that the welding fixture needs to slot is identified by different colors on the color film piece
Put；
Step A13, color film piece placement overlapping with the black film is verified on the color film piece
Whether the slotting position of mark is correct；
Step A14, the color film piece is covered on the welding fixture, verifies the fluting position of the welding fixture
Whether correct put.
More preferably, also include in step A12, the welding is identified on the color film piece by different colors controls
Tool needs the depth slotted；
Also include in step A13, measure the element heights on the circuit board, and with the mark on the color film piece
It is compared, whether verify the welding fixture identified on the color film piece needs the depth slotted correct；
Also include in step A14, measure the groove depth of the welding fixture, and with the mark on the color film piece
It is compared, it is whether correct with the groove depth for verifying the welding fixture.
More preferably, the sample work piece is simulated fixture；
Step A includes：
Step A ', makes the simulated fixture according to the design drawing of the circuit board, the simulated fixture is covered in
On the circuit board, whether the slotting position and depth proofreaded on the simulated fixture are correct；
Step B includes：
Step B ', the simulated fixture is compared with the welding fixture, verifies the fluting on the welding fixture
Whether position and depth are correct.
More preferably, step B ' includes：Proofreaded by way of kind of calliper it is described simulation control with the welding fixture
Groove depth it is whether consistent.
More preferably, the simulated fixture is made using PVC material.
The method of inspection of the welding circuit board tool of the offer of the present invention, it is transparent using the material object manufacture according to circuit board
Sample work piece, and the technical scheme verified by the sample work piece to welding fixture, ensure that on welding smelting tool
The accuracy of slotting position and depth, it is to avoid damage surface-mounted device in use, and then ensure that the making matter of circuit board
Amount.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, constitutes the part of the present invention, this hair
Bright schematic description and description is used to explain the present invention, does not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is the method for inspection flow chart of the welding circuit board tool of the present invention；
Fig. 2 is the method for inspection flow chart of the welding circuit board tool in embodiment one；
Fig. 3 is the flow chart of step A1 in Fig. 2；
Fig. 4 is black film and color film piece schematic diagram in Fig. 3
Fig. 5 is the method for inspection flow chart of the welding circuit board tool in embodiment two；
Fig. 6 is to examine schematic diagram to the simulated fixture in Fig. 5；
In figure：1st, black film；2nd, color film piece；3rd, simulated fixture；4th, circuit board.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described corresponding accompanying drawing.Obviously, described embodiment is only the present invention one
Section Example, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not doing
Go out the every other embodiment obtained under the premise of creative work, belong to the scope of protection of the invention.
As shown in figure 1, a kind of method of inspection of welding circuit board tool, including：Step A, makes according to the material object of circuit board
Make transparent sample work piece；B, is verified by sample work piece to welding fixture.Welding fixture is carried out by sample work piece
Verification, ensure that the slotting position on welding smelting tool and the accuracy of depth, it is to avoid damage surface-mounted device in use,
And then ensure that the making quality of circuit board.To make technical scheme clearer, clear, below by way of two implementations
Example is illustrated to the embodiment of the present invention.
Embodiment one
Sample work piece is picture, as shown in Fig. 2 step A includes：Step A1, according to the material object of circuit board on picture
Identify position and depth that welding fixture needs to slot.Step B includes：Step B1, by picture colonel to welding fixture
Whether slotting position and depth are correct.
Specifically, as shown in Figure 3,4, sample work piece includes black film 1.Step A1 includes：Step A11, black
The position that welding fixture needs to slot is identified on color film 1.Step A15, black film 1 is covered on circuit boards, school
Whether correct test the slotting position identified on black film 1.Because the color of circuit board is generally all green, therefore it ought incite somebody to action
When black film 1 is covered on circuit boards, it can be more clearly seen what is identified on black film 1 by setting off for green
Whether slotting position is accurately corresponding with the position of the component on circuit board, it is ensured that the fluting position identified on black film 1
The accuracy put.The slotting position wherein identified on black film 1 is included to the position of the through hole designed for welding operation.
More preferably, sample work piece includes also including in color film piece 2, step A1：Step A12, passes through different colors
The position that welding fixture needs to slot is identified on color film piece 2.Step A13, by color film piece 2 and black film 1
Overlapping to place, whether the slotting position identified on verification color film piece 2 is correct.Step A14, color film piece 2 is covered in
On welding fixture, whether the slotting position for verifying welding fixture is correct.Colored phenanthrene can be so verified by black film 1
Whether the slotting position identified on forest tract 2 is correct, after it is determined that the slotting position identified on color film piece 2 is correct, by coloured silk
Whether the slotting position that color film 2 is covered on welding fixture on verification welding fixture is correct, due to welding fixture generally all
It is black, therefore when color film piece 2 is covered on welding fixture, weldering can be more clearly seen by setting off for black
Whether whether accurately corresponding with the welding position identified on color film 2 connect the slotting position on tool, it is ensured that welding fixture
On slotting position accuracy, it is necessary to explanation be verify slotting position when, also including to being designed for welding operation
The position of through hole is verified.
More preferably, also include in step A12, identify welding fixture needs on color film piece 2 by different colors
The depth of fluting.It is 1mm groove depths that depth is for example represented with red, represents the groove depth that depth is 2mm with blueness, represents logical with green
Hole etc..Color and depth value comparison table can be directly produced on color film piece 2 simultaneously, so as to control test.Step A13
In also include, element heights in measuring circuit plate, and being compared with the mark on color film piece 2 verify color film
Whether the welding fixture identified on piece 2 needs the depth slotted correct.Wherein, can be using card to the element heights on circuit board
Chi is measured.Also include in step A14, measure the groove depth of welding fixture, and compared with the mark on color film piece 2
Right, whether the groove depth for having verified welding fixture is correct.Wherein the groove depth of measurement welding fixture can be surveyed using slide calliper rule
Amount.It so ensure that the groove depth on welding fixture disclosure satisfy that to be actually needed, it is common practice on welding fixture
Groove depth should be greater than corresponding component height 2mm.
Embodiment two
As shown in Figure 5,6, sample work piece is simulated fixture 3.Step A includes：Step A ', according to the design of circuit board 4
Drawing making simulated fixture 3, simulated fixture 3 is covered on the circuit board 4, slotting position and depth on check and correction simulated fixture 3
It is whether correct.Wherein, the depth of the fluting on simulated fixture 3 as shown in Figure 6, can be also proofreaded by way of kind of calliper
Whether reach that the depth of fluting on requirement, such as simulated fixture 3 is more than component height 2mm on corresponding circuit board 4 will
Ask.Step B includes：Step B ', simulated fixture 3 and welding fixture are compared, the slotting position on verification welding fixture
And whether depth is correct.Specifically, simulation can be proofreaded by way of measurement in step B ' to control and opening on 3 welding fixtures
Whether groove depth is consistent, can specifically use kind of calliper.Preferably, simulated fixture is made using PVC material, to reduce simulation
The cost of tool.The fluting on simulated fixture so can be intuitive to see very much when simulated fixture 3 is covered on the circuit board 4
Whether position and depth are correct.Simulated fixture can also be made using other transparent materials such as plastics.
Above example makes the present invention have the accuracy that ensure that the slotting position and depth that weld on smelting tool, it is to avoid
Surface-mounted device is damaged in use, and then ensure that the advantage of the making quality of circuit board.
Embodiments of the invention are the foregoing is only, are not intended to limit the invention, for those skilled in the art
For member, the present invention can have various modifications and variations.Any modification within the spirit and principles of the invention, being made,
Equivalent substitution, improvement etc., should be included within scope of the presently claimed invention.
Claims (8)
1. a kind of method of inspection of welding circuit board tool, it is characterised in that：
Including：Step A, according to the sample work piece that the material object manufacture of circuit board is transparent；
B, is verified by the sample work piece to welding fixture.
2. the method for inspection of welding circuit board tool according to claim 1, it is characterised in that：
The sample work piece is picture；
Step A includes：Step A1, the welding fixture is identified on the picture according to the material object of circuit board needs what is slotted
Position and depth；
Step B includes：Step B1, by whether just to proofread the slotting position and depth of the welding fixture on the picture
Really.
3. the method for inspection of welding circuit board tool according to claim 2, it is characterised in that：
The sample work piece includes black film；
Step A1 includes：
Step A11, the position that the welding fixture needs to slot is identified in the black film；
Step A15, the black film is covered on the circuit board, verifies the fluting identified on the black film
Whether position is correct.
4. the method for inspection of welding circuit board tool according to claim 3, it is characterised in that：
The sample work piece includes color film piece；
Also include in step A1：
Step A12, the position that the welding fixture needs to slot is identified by different colors on the color film piece；
Step A13, by color film piece placement overlapping with the black film, verifies and is identified on the color film piece
Slotting position it is whether correct；
Step A14, the color film piece is covered on the welding fixture, is verified the slotting position of the welding fixture and is
It is no correct.
5. the method for inspection of welding circuit board tool according to claim 4, it is characterised in that：
Also include in step A12, the welding fixture is identified on the color film piece by different colors needs fluting
Depth；
Also include in step A13, measure the element heights on the circuit board, and carry out with the mark on the color film piece
Compare, whether verify the welding fixture identified on the color film piece needs the depth slotted correct；
Also include in step A14, measure the groove depth of the welding fixture, and carry out with the mark on the color film piece
Compare, it is whether correct with the groove depth for verifying the welding fixture.
6. the method for inspection of welding circuit board tool according to claim 1, it is characterised in that：
The sample work piece is simulated fixture；
Step A includes：
Step A ', the simulated fixture is made according to the design drawing of the circuit board, the simulated fixture is covered in described
On circuit board, whether the slotting position and depth proofreaded on the simulated fixture are correct；
Step B includes：
Step B ', the simulated fixture is compared with the welding fixture, verifies the slotting position on the welding fixture
And whether depth is correct.
7. the method for inspection of welding circuit board tool according to claim 6, it is characterised in that：Step B ' includes：It is logical
Cross measurement mode proofread it is described simulation control whether consistent with the groove depth on the welding fixture.
8. the method for inspection of the welding circuit board tool according to claim 6 or 7, it is characterised in that：
The simulated fixture is made using PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710338927.XA CN107192310B (en) | 2017-05-15 | 2017-05-15 | Method for inspecting circuit board welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710338927.XA CN107192310B (en) | 2017-05-15 | 2017-05-15 | Method for inspecting circuit board welding jig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107192310A true CN107192310A (en) | 2017-09-22 |
| CN107192310B CN107192310B (en) | 2020-03-24 |
Family
ID=59873418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710338927.XA Active CN107192310B (en) | 2017-05-15 | 2017-05-15 | Method for inspecting circuit board welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107192310B (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1263270A (en) * | 2000-03-14 | 2000-08-16 | 武原庆 | Method for testing abnormality of electronic element and device on printed circuit board and its testing instrument |
| JP2003194735A (en) * | 2001-09-27 | 2003-07-09 | Shoei Kk | Inspection method and device for printed-wiring substrate |
| CN201837331U (en) * | 2010-10-30 | 2011-05-18 | 江苏顺风光电科技有限公司 | Test device for crystal silicon wafer of solar battery |
| CN102721384A (en) * | 2012-06-26 | 2012-10-10 | 胜华电子（惠阳）有限公司 | V-shaped cutting deviation detecting method of circuit board |
| CN103185560A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | System and method for detecting circuit width of printed circuit board (PCB) |
| CN103438813A (en) * | 2013-06-28 | 2013-12-11 | 东莞美维电路有限公司 | Method and scale for measuring position deviation between layers of multi-layer printed circuit boards |
| CN103529659A (en) * | 2013-10-29 | 2014-01-22 | 天津芯硕精密机械有限公司 | Alignment precision detection method and system |
| CN104634221A (en) * | 2015-02-11 | 2015-05-20 | 竞陆电子(昆山)有限公司 | Defect check card for printed circuit board and defect inspection method using check card |
| EP3103763A1 (en) * | 2015-06-10 | 2016-12-14 | ETH Zurich | Composite structure |
-
2017
- 2017-05-15 CN CN201710338927.XA patent/CN107192310B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1263270A (en) * | 2000-03-14 | 2000-08-16 | 武原庆 | Method for testing abnormality of electronic element and device on printed circuit board and its testing instrument |
| JP2003194735A (en) * | 2001-09-27 | 2003-07-09 | Shoei Kk | Inspection method and device for printed-wiring substrate |
| CN201837331U (en) * | 2010-10-30 | 2011-05-18 | 江苏顺风光电科技有限公司 | Test device for crystal silicon wafer of solar battery |
| CN103185560A (en) * | 2011-12-29 | 2013-07-03 | 鸿富锦精密工业（深圳）有限公司 | System and method for detecting circuit width of printed circuit board (PCB) |
| CN102721384A (en) * | 2012-06-26 | 2012-10-10 | 胜华电子（惠阳）有限公司 | V-shaped cutting deviation detecting method of circuit board |
| CN103438813A (en) * | 2013-06-28 | 2013-12-11 | 东莞美维电路有限公司 | Method and scale for measuring position deviation between layers of multi-layer printed circuit boards |
| CN103529659A (en) * | 2013-10-29 | 2014-01-22 | 天津芯硕精密机械有限公司 | Alignment precision detection method and system |
| CN104634221A (en) * | 2015-02-11 | 2015-05-20 | 竞陆电子(昆山)有限公司 | Defect check card for printed circuit board and defect inspection method using check card |
| EP3103763A1 (en) * | 2015-06-10 | 2016-12-14 | ETH Zurich | Composite structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107192310B (en) | 2020-03-24 |
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