CN114527146A - Flexible line way board MIC hole burr detecting system - Google Patents
Flexible line way board MIC hole burr detecting system Download PDFInfo
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- CN114527146A CN114527146A CN202210087911.7A CN202210087911A CN114527146A CN 114527146 A CN114527146 A CN 114527146A CN 202210087911 A CN202210087911 A CN 202210087911A CN 114527146 A CN114527146 A CN 114527146A
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- mic hole
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/954—Inspecting the inner surface of hollow bodies, e.g. bores
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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
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
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- Life Sciences & Earth Sciences (AREA)
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- Health & Medical Sciences (AREA)
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- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Biomedical Technology (AREA)
- Manufacturing & Machinery (AREA)
- Molecular Biology (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Abstract
The invention discloses a flexible circuit board MIC hole burr checking system, which relates to the technical field of MIC holes.A clamp is utilized to clamp a flexible circuit board, so that the MIC hole on the flexible circuit board is exposed outside the clamp, and the bottom of the clamp is welded on a workbench; install high-frequency oscillator along the horizontal direction additional in the bottom of workstation, install high-pressure positive blower in one side in the MIC hole simultaneously, aim at the MIC hole with high-pressure positive blower's air outlet and spout, set up the computer and be used for showing the microscope of the inside image of MIC in one side in flexible line way board MIC hole, aim at the positive center in MIC hole with microscopical positive center, and observe the image amplification back that the MIC hole was observed with the microscope and show on the computer, before observing the inside burr of MIC hole, utilize high-frequency oscillator and high-pressure positive blower, with mobilizable burr and the mobilizable burr separation, convenient degree and accuracy when further improving follow-up MIC hole burr and observing.
Description
Technical Field
The invention relates to the technical field of MIC holes, in particular to a flexible circuit board MIC hole burr inspection system.
Background
An MIC hole on a flexible circuit board is generally a mobile phone microphone hole, and in the processing process of the MIC hole, metal burrs are usually generated on the hole wall and the edge position of the hole wall, so that the burrs easily cause blocking in the hole, and finally the mobile phone conversation quality is influenced.
When producing flexible line way board in the existing market, be difficult to carry out the preliminary examination to the burr of MIC downthehole portion, can't distinguish the portable burr and the burr that can not remove of MIC downthehole portion promptly, it is comparatively mixed and disorderly when causing follow-up image display burr, easily with having the flexible line way board of portable burr to be divided into nonconforming product, influence the yields of product, in addition, the image display in-process, the MIC hole is difficult to arrive the assigned position at every turn, and then influences the accuracy of burr image display.
Disclosure of Invention
The invention aims to provide a flexible circuit board MIC hole burr checking system to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: the system for checking the burrs of the MIC hole of the flexible circuit board comprises the following steps:
fixing a flexible circuit board, clamping the flexible circuit board by using a clamp, exposing an MIC hole on the flexible circuit board outside the clamp, and welding the bottom of the clamp on a workbench;
step two, separating burrs inside the MIC hole, additionally installing a high-frequency vibrator in the horizontal direction at the bottom of the workbench, meanwhile installing a high-pressure fan on one side of the MIC hole, aligning an air outlet of the high-pressure fan with the MIC hole to eject, shaking off movable burrs inside the MIC hole by using the high-frequency vibrator, and blowing the movable burrs out of the flexible circuit board by the high-pressure fan;
thirdly, forming an MIC hole image, arranging a computer and a microscope for displaying an MIC internal image on one side of the MIC hole of the flexible circuit board, aligning the right center of the microscope to the right center of the MIC hole, amplifying the image of the MIC hole observed by the microscope, and displaying the amplified image on the computer;
comparing MIC hole images acquired by a microscope with normal burr-free MIC holes through computer image identification, and independently extracting redundant images in the MIC holes, wherein the partial images are burrs;
step five, distinguishing whether the MIC hole of the flexible circuit board is qualified, converting the size of the burr image acquired by the microscope into the actual size by using a computer, setting a threshold value of the actual size, regarding the MIC hole with the size of burrs exceeding the threshold value as an unqualified MIC hole, and regarding the MIC hole with the sizes of burrs not exceeding the threshold value as a qualified MIC hole;
step six, MIC hole processing, after detecting the MIC hole qualified, then the staff directly takes off the qualified flexible line way board in MIC hole in the anchor clamps, and is unqualified when detecting out the MIC hole, and the polisher can be got to the manipulator meeting clamp, temporarily polishes the MIC hole, and the flexible line way board after polishing can be repeated from step two to step six go on.
Preferably, the workstation is equipped with canceling release mechanical system additional, canceling release mechanical system is cylinder and limiting plate, and the cylinder is installed in one side of limiting plate, and the workstation is at the opposite side of limiting plate, and the workstation is connected with the piston rod of cylinder, in the high frequency vibrator working process, the cylinder stop work, high frequency vibrator work finishes the back, and the cylinder is opened, makes the piston with the direction pulling of this workstation limit plate mutually, meet the department until workstation and limiting plate, in order in subsequent MIC hole image forming process, fix a position the position of workstation, ensure that the MIC hole of flexible line way board still can align with the microscope after experiencing high frequency vibration.
Preferably, in the second step, a protective cover is arranged on the outer side of the workbench, a jetting port for high-pressure airflow is formed in the protective cover, a filter screen is installed in the jetting port, burrs can be prevented from splashing to the environment by the aid of the protective cover, and the jetting port can guide the airflow of the high-pressure fan out of the protective cover.
Preferably, microscope and computer all do not contact with the workstation, are provided with the LED lamp that is used for the MIC hole light filling before microscopical camera lens, microscope and polisher are all installed on the triaxial manipulator, the triaxial manipulator is by computer control.
Preferably, in step five, the size of the burr refers to the width or length of the burr.
Preferably, in the sixth step, the position of the sanding tool bit of the sanding machine is calibrated every time when sanding work is performed, so that the sanding tool bit can stably enter the MIC hole to sand burrs in the MIC hole.
Preferably, in the fifth step, the correspondence is converted into an actual size of the burr, when the actual size of the burr exceeds 0.01mm, the MIC hole is not qualified, and when the actual size of the burr does not exceed 0.01mm, the MIC hole is qualified.
Compared with the prior art, the invention has the beneficial effects that:
1. this flexible line way board MIC hole burr inspection system before observing the inside burr of MIC hole, utilizes high frequency vibrator and high-pressure positive blower, with mobilizable burr and mobilizable burr separation to convenient degree and accuracy when follow-up MIC hole burr is observed are further improved.
2. This flexible line way board MIC hole burr checking system through canceling release mechanical system, can fix a position the position of workstation in subsequent MIC hole image forming process, ensures that the MIC hole of flexible line way board still can align with the microscope after experiencing high frequency oscillation.
3. This flexible line way board MIC hole burr inspection system utilizes the microscope to extract unnecessary burr image in with the MIC hole alone to turn into the actual size of burr with the burr image through the computer, through the mode that sets up the threshold value, can acquire qualified MIC hole flexible line way board fast.
4. This flexible line way board MIC hole burr inspection system, the unqualified back of MIC, the polisher can be got to the manipulator meeting clamp, carries out burnishing and polishing to the MIC hole temporarily, and still calibrates the bistrique before the polisher is polished to further promote the accuracy of polishing to the MIC hole, polish the back of finishing in the MIC hole, still will walk a system again, qualified in order to ensure the MIC hole, promoted the yields of MIC hole flexible line way board greatly.
Drawings
FIG. 1 is a block diagram of the system flow of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
As shown in fig. 1, the MIC hole burr inspection system for the flexible circuit board in the embodiment includes a flexible circuit board MIC hole burr inspection system, and includes the following steps:
fixing a flexible circuit board, clamping the flexible circuit board by using a clamp, exposing an MIC hole on the flexible circuit board outside the clamp, and welding the bottom of the clamp on a workbench;
step two, separating burrs inside the MIC hole, additionally installing a high-frequency vibrator in the horizontal direction at the bottom of the workbench, meanwhile installing a high-pressure fan on one side of the MIC hole, aligning an air outlet of the high-pressure fan with the MIC hole to eject, shaking off movable burrs inside the MIC hole by using the high-frequency vibrator, and blowing the movable burrs out of the flexible circuit board by the high-pressure fan;
thirdly, forming an MIC hole image, arranging a computer and a microscope for displaying an MIC internal image on one side of the MIC hole of the flexible circuit board, aligning the right center of the microscope to the right center of the MIC hole, amplifying the image of the MIC hole observed by the microscope, and displaying the amplified image on the computer;
comparing MIC hole images acquired by a microscope with normal burr-free MIC holes through computer image identification, and independently extracting redundant images in the MIC holes, wherein the partial images are burrs;
step five, distinguishing whether the MIC hole of the flexible circuit board is qualified, converting the size of the burr image acquired by the microscope into the actual size by using a computer, setting a threshold value of the actual size, regarding the MIC hole with the size of burrs exceeding the threshold value as an unqualified MIC hole, and regarding the MIC hole with the sizes of burrs not exceeding the threshold value as a qualified MIC hole;
step six, MIC hole processing, after detecting the MIC hole qualified, then the staff directly takes off the qualified flexible line way board in MIC hole in the anchor clamps, and is unqualified when detecting out the MIC hole, and the polisher can be got to the manipulator meeting clamp, temporarily polishes the MIC hole, and the flexible line way board after polishing can be repeated from step two to step six go on.
Specifically, the workstation is equipped with canceling release mechanical system additional, canceling release mechanical system is cylinder and limiting plate, and the cylinder is installed in one side of limiting plate, and the workstation is at the opposite side of limiting plate, and the workstation is connected with the piston rod of cylinder, in the high frequency vibrator working process, cylinder stop work, high frequency vibrator work finishes the back, and the cylinder is opened, makes the piston with the direction pulling of this workstation limit plate mutually, meet the department until workstation and limiting plate, in order in subsequent MIC hole image forming process, fix a position the position of workstation, ensure that the MIC hole of flexible line way board is after experiencing high frequency vibration, still can align with the microscope.
Furthermore, in the second step, a protective cover is arranged on the outer side of the workbench, a spraying port for high-pressure airflow is formed in the protective cover, a filter screen is installed in the spraying port, burrs can be prevented from splashing to the environment by the aid of the protective cover, and the spraying port can guide the airflow of the high-pressure fan out of the protective cover.
Further, microscope and computer all do not contact with the workstation, are provided with the LED lamp that is used for the MIC hole light filling before microscopical camera lens, microscope and polisher are all installed on the triaxial manipulator, the triaxial manipulator is by computer control.
Further, in step five, the size of the burr refers to the width or length of the burr.
Further, in step six, the position of the polisher tool bit of polishing is in the operation money of polishing at every turn, need calibrate, ensures that the tool bit of polishing can stably get into the MIC hole, polishes the burr in the MIC hole.
Furthermore, in the fifth step, the actual size of the burr is correspondingly converted into the actual size of the burr, when the actual size of the burr exceeds 0.01mm, the MIC hole is unqualified, and when the actual size of the burr does not exceed 0.01mm, the MIC hole is qualified.
The using method of the embodiment comprises the following steps: clamping the flexible circuit board by using a clamp, exposing an MIC hole on the flexible circuit board to the outside of the clamp, aligning an air outlet of a high-pressure fan to the MIC hole for spraying, shaking off movable burrs inside the MIC hole by using a high-frequency vibrator, and blowing the movable burrs out of the flexible circuit board by using the high-pressure fan;
aligning the positive center of the microscope to the positive center of the MIC hole, amplifying an image of the MIC hole observed by the microscope, displaying the image on a computer, comparing the image of the MIC hole acquired by the microscope with a normal burr-free MIC hole through computer image identification, and independently extracting redundant images in the MIC hole, wherein the partial images are burrs;
utilize the computer, will correspond the actual size who turns into the burr, the actual size when the burr exceeds 0.01mm, represents the MIC hole unqualifiedly promptly, and the actual size when the burr does not exceed 0.01mm, represents the MIC hole qualified promptly, after detecting the MIC hole is qualified, then the staff directly takes off the qualified flexible line way board in MIC hole in the anchor clamps, and when detecting out the MIC hole unqualifiedly, the polisher can be got to the manipulator, polishes the MIC hole temporarily.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a flexible line way board MIC hole burr checking system which characterized in that: the method comprises the following steps:
fixing a flexible circuit board, clamping the flexible circuit board by using a clamp, exposing an MIC hole on the flexible circuit board outside the clamp, and welding the bottom of the clamp on a workbench;
step two, separating burrs inside the MIC hole, additionally installing a high-frequency vibrator along the horizontal direction at the bottom of the workbench, and meanwhile installing a high-pressure fan at one side of the MIC hole to enable an air outlet of the high-pressure fan to be aligned with the MIC hole for spraying;
thirdly, forming an MIC hole image, arranging a computer and a microscope for displaying an MIC internal image on one side of the MIC hole of the flexible circuit board, aligning the right center of the microscope to the right center of the MIC hole, amplifying the image of the MIC hole observed by the microscope, and displaying the amplified image on the computer;
comparing MIC hole images acquired by a microscope with normal burr-free MIC holes through computer image identification, and independently extracting redundant images in the MIC holes, wherein the partial images are burrs;
step five, distinguishing whether the MIC hole of the flexible circuit board is qualified, converting the size of the burr image acquired by the microscope into the actual size by using a computer, setting a threshold value of the actual size, regarding the MIC hole with the size of burrs exceeding the threshold value as an unqualified MIC hole, and regarding the MIC hole with the sizes of burrs not exceeding the threshold value as a qualified MIC hole;
step six, MIC hole processing, after detecting the MIC hole qualified, then the staff directly takes off the qualified flexible line way board in MIC hole in the anchor clamps, and is unqualified when detecting out the MIC hole, and the polisher can be got to the manipulator meeting clamp, temporarily polishes the MIC hole, and the flexible line way board after polishing can be repeated from step two to step six go on.
2. The system of claim 1, wherein the burr inspection system for the MIC hole of the flexible circuit board is characterized in that: the workstation adds and is equipped with canceling release mechanical system, canceling release mechanical system is cylinder and limiting plate, and the cylinder is installed in one side of limiting plate, and the workstation is at the opposite side of limiting plate, and the workstation is connected with the piston rod of cylinder, and in the high frequency vibrator work process, the cylinder stop work, and high frequency vibrator work finishes the back, and the cylinder is opened, makes the piston stimulate the direction of this workstation limiting plate mutually, and the department that meets with the limiting plate is up to the workstation.
3. The system of claim 1 for inspecting burrs of an MIC hole of a flexible circuit board, wherein: and in the second step, a protective cover is arranged on the outer side of the workbench, and a jet port of high-pressure airflow is formed in the protective cover.
4. The system of claim 1, wherein the burr inspection system for the MIC hole of the flexible circuit board is characterized in that: microscope and computer all do not all contact with the workstation, are provided with the LED lamp that is used for MIC hole light filling before microscopical camera lens, microscope and polisher are all installed on triaxial manipulator, triaxial manipulator is by computer control.
5. The system of claim 1, wherein the burr inspection system for the MIC hole of the flexible circuit board is characterized in that: in step five, the size of the burr refers to the width or the length of the burr.
6. The system of claim 1, wherein the burr inspection system for the MIC hole of the flexible circuit board is characterized in that: and step six, the position of the polishing tool bit of the polishing machine is calibrated every time polishing operation is performed.
7. The system of claim 1, wherein the burr inspection system for the MIC hole of the flexible circuit board is characterized in that: and step five, correspondingly converting the actual size of the burrs into the actual size of the burrs, wherein the MIC hole is unqualified when the actual size of the burrs exceeds 0.01mm, and the MIC hole is qualified when the actual size of the burrs does not exceed 0.01 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210087911.7A CN114527146A (en) | 2022-01-25 | 2022-01-25 | Flexible line way board MIC hole burr detecting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210087911.7A CN114527146A (en) | 2022-01-25 | 2022-01-25 | Flexible line way board MIC hole burr detecting system |
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| CN114527146A true CN114527146A (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210087911.7A Pending CN114527146A (en) | 2022-01-25 | 2022-01-25 | Flexible line way board MIC hole burr detecting system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986614A (en) * | 2022-07-28 | 2022-09-02 | 佳辰地板常州有限公司 | Wire casing punching press deburring all-in-one for net floor |
| CN116907341A (en) * | 2023-07-06 | 2023-10-20 | 深圳市塔联科技有限公司 | Intelligent detection method and system for PCB |
-
2022
- 2022-01-25 CN CN202210087911.7A patent/CN114527146A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114986614A (en) * | 2022-07-28 | 2022-09-02 | 佳辰地板常州有限公司 | Wire casing punching press deburring all-in-one for net floor |
| CN116907341A (en) * | 2023-07-06 | 2023-10-20 | 深圳市塔联科技有限公司 | Intelligent detection method and system for PCB |
| CN116907341B (en) * | 2023-07-06 | 2024-06-25 | 深圳市塔联科技有限公司 | Intelligent detection method and system for PCB |
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