CN107666779A - A kind of positioning holes on circuit board processing method - Google Patents
A kind of positioning holes on circuit board processing method Download PDFInfo
- Publication number
- CN107666779A CN107666779A CN201710917408.9A CN201710917408A CN107666779A CN 107666779 A CN107666779 A CN 107666779A CN 201710917408 A CN201710917408 A CN 201710917408A CN 107666779 A CN107666779 A CN 107666779A
- Authority
- CN
- China
- Prior art keywords
- circuit board
- image
- drill bit
- industrial computer
- electric cylinder
- 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.)
- Granted
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Classifications
-
- 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
-
- 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
- H05K3/0047—Drilling of holes
Abstract
The invention discloses a kind of positioning holes on circuit board processing method, comprise the following steps：1) image of mark positioning hole Working position is printed out in circuit board edge, the image is two concentric annulus；2) automatic target-shooting machine is opened；3) circuit board is placed on holder platform, and the image that positioning hole Working position is identified on circuit board is moved to below the camera lens of industrial camera；4) image on industrial camera collecting circuit board, and collection signal is transferred to industrial computer；……；9) industrial computer operation control program, control the second electric cylinder driving pressing plate rise return；10) repeat step 3) step 9), the positioning hole on circuit board is all processed.Positioning holes on circuit board processing method of the present invention, during processing circuit board positioning hole, it is not necessary to complicated Set and Positioning is carried out to circuit board and operated, positioning hole is high in machining efficiency.
Description
Technical field
The present invention relates to circuit board production techniques field, more particularly to a kind of method of processing circuit board upper Positioning holes.
Background technology
PCB is in process of production, it usually needs positioning hole is set on circuit boards, in order in process of production
PCB is positioned.
In the prior art, to the processing mode of PCB upper Positioning holes, fixed pcb board is set typically on drilling machine
Frock, after pcb board is fixed in frock, then positioning hole processed by drilling machine.
, the problem of low production efficiency be present in this traditional positioning hole forming method.
The content of the invention
In view of this, it is an object of the invention to provide a kind of positioning holes on circuit board processing method, added with solving prior art
The technical problem of low production efficiency be present in work circuit board upper Positioning holes.
Positioning holes on circuit board processing method of the present invention, comprises the following steps：
1) image of mark positioning hole Working position is printed out in circuit board edge, the image is two concentric annulus；
2) automatic target-shooting machine is opened, the automatic target-shooting machine includes holder platform and the machine being arranged on below holder platform
Shell, drill bit detent mechanism and drill bit drive mechanism are provided with the casing；
The drill bit detent mechanism includes lower floor's pan carriage, led with lower floor pan carriage horizontal linear is slidably matched first
The first leading screw that rail and lower floor's pan carriage screw thread coordinate and the first stepper motor for driving the first leading screw, described first
Screw mandrel and the first guide rail parallel are arranged；And first guide rail and the bearing at the first leading screw both ends and the first stepper motor be arranged on
It is fixed on the horizontal supporting plate in casing；
The drill bit drive mechanism also includes upper strata pan carriage, second leading of being slidably matched with upper strata pan carriage horizontal linear
Rail, the second leading screw coordinated with upper strata pan carriage screw thread and the second stepper motor for driving the second leading screw, the second screw mandrel
Arranged with the second guide rail parallel, and the bearing and the second stepper motor at the second guide rail and the second leading screw both ends are each attached to down
Wear in pan carriage, and the orthographic projection of the axis of the second guide rail and the first guide rail in the horizontal plane is mutually perpendicular to；
The drill bit drive mechanism include be fixed on the pan carriage bottom of upper strata the first electric cylinder, be fixed on upper strata translation
Bar is vertically directed on top of the trellis, for driving bit and armature spindle servomotor straight up and being arranged on is watched
The drilling rod chuck of rotor shaft end is taken, the housing of the servomotor, which is arranged on, to be vertically directed on bar and with being vertically directed
Bar slides up and down cooperation；The expansion link of first electric cylinder passes through upper strata pan carriage, the first electricity in a manner of it can stretch up and down
The expansion link of dynamic cylinder withstands on the housing bottom of servomotor；It is provided with that to avoid interference with first electronic in the middle part of lower floor's pan carriage
The window of cylinder translational motion；
The positioning holes on circuit board processing method also includes the presser device for fixing circuit board, the presser device bag
Include and be fixed on the second electric cylinder on horizontal supporting plate and the pressing plate above holder platform vertically, described second is electronic
The expansion link of cylinder is fixedly connected after being upward through holder platform with pressing back-end；
The drilling zone marker hole suitable with drill bit range of translation, the front end of the pressing plate are provided with the holder platform
U-shaped, and the U-shaped end of pressing plate is positioned at the surface in drilling zone marker hole；
The positioning holes on circuit board processing method also includes the industrial computer being fixed on holder platform and positioned at drilling region
Industrial camera directly over index aperture；The positioning hole identification image that the industrial camera is used on collecting circuit board, and will collection
The picture signal input industrial computer arrived；The industrial computer is used for the picture signal for handling industrial camera input, and drill bit is positioned
Mechanism, drill bit drive mechanism and presser device are controlled；
3) circuit board is placed on holder platform, and the image that positioning hole Working position is identified on circuit board is moved to
Below the camera lens of industrial camera；
4) image on industrial camera collecting circuit board, and collection signal is transferred to industrial computer；
5) industrial computer operation image processing routine, identifies the image of mark location hole machined position, and calculates mark
The central coordinate of circle of the image of positioning hole Working position；
6) industrial computer operation control program, first controls the second electronic cylinder working, declines the second electric cylinder driving pressing plate, will
Circuit board is pressed abd fixed on holder platform；Then industrial computer controls the first stepper motor and second in drill bit detent mechanism again
Stepper motor works, immediately below the center of circle for the image that drill bit is moved to mark location hole machined position；
7) industrial computer operation control program, servomotor driving bit is first controlled, then controls the first electric cylinder again
Work, stretch out the expansion link of the first electric cylinder and promote servomotor to rise, process the positioning hole on circuit board；
8) industrial computer operation control program, first controls the expansion link of the first electric cylinder to retract, and then controls a stepping electric again
Machine and the work of the second stepper motor, make drill bit return to initial position；
9) industrial computer operation control program, control the second electric cylinder driving pressing plate rise return；
10) repeat step 3)-step 9), the positioning hole on circuit board is all processed.
Beneficial effects of the present invention：
Positioning holes on circuit board processing method of the present invention, added by designing and printing out mark positioning hole on circuit boards in advance
The image that station is put, the image is then identified by industrial camera and industrial computer, and finds the home position coordinate of the image,
Control presser device, drill bit detent mechanism and drill bit drive mechanism to work by industrial computer again, positioning hole is processed, this hair
Bright positioning holes on circuit board processing method, during processing circuit board positioning hole, it is not necessary to complicated clamping is carried out to circuit board
Positioning action, positioning hole are high in machining efficiency.
Brief description of the drawings
Fig. 1 is the entirety perspective view of positioning holes on circuit board processing method in embodiment；
Fig. 2 is the dimensional structure diagram of the positioning holes on circuit board processing method after casing is eliminated.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As illustrated, the present embodiment positioning holes on circuit board processing method, comprises the following steps：
1) image of mark positioning hole Working position is printed out in circuit board edge, the image is two concentric annulus,
Image center location accuracy of identification can be improved using two concentric circles.
2) automatic target-shooting machine, the positioning holes on circuit board processing method, including holder platform 1 are opened and is arranged on holder and is put down
Casing 2 below platform, drill bit detent mechanism and drill bit drive mechanism are provided with the casing.
The drill bit detent mechanism includes lower floor's pan carriage 3, led with lower floor pan carriage horizontal linear is slidably matched first
The first leading screw 5 that rail 4 and lower floor's pan carriage screw thread coordinate and the first stepper motor 6 for driving the first leading screw, it is described
First screw mandrel and the first guide rail parallel are arranged；And first guide rail and the bearing at the first leading screw both ends and the first stepper motor set
Put on the horizontal supporting plate 7 being fixed in casing.
The drill bit drive mechanism also includes upper strata pan carriage 8, be slidably matched with upper strata pan carriage horizontal linear second
Guide rail 9, the second leading screw 10 coordinated with upper strata pan carriage screw thread and the second stepper motor 11 for driving the second leading screw,
Second screw mandrel and the second guide rail parallel are arranged, and the bearing and the second stepper motor at the second guide rail and the second leading screw both ends are equal
It is fixed on down and wears in pan carriage, and the orthographic projection of the axis of the second guide rail and the first guide rail in the horizontal plane is mutually perpendicular to.
The first electric cylinder 12 that the drill bit drive mechanism includes being fixed on the pan carriage bottom of upper strata, it is fixed on upper strata and puts down
Move on top of the trellis and be vertically directed bar 13, for driving bit and servomotor 14, the Yi Jishe of armature spindle straight up
Put the drilling rod chuck 15 in servo motor rotor shaft end, the housing of the servomotor be arranged on be vertically directed on bar and with
It is vertically directed bar and slides up and down cooperation；The expansion link of first electric cylinder is translated in a manner of it can stretch up and down through upper strata
Frame, and the expansion link of the first electric cylinder is withstood on the housing bottom of servomotor；It is provided with and keeps away in the middle part of lower floor's pan carriage
Exempt from the window for interfering the first electric cylinder translational motion.
The positioning holes on circuit board processing method also includes the presser device for fixing circuit board, the presser device bag
Include and be fixed on the second electric cylinder 16 on horizontal supporting plate and the pressing plate 17 above holder platform vertically, described second
The expansion link of electric cylinder is fixedly connected after being upward through holder platform with pressing back-end.
The drilling zone marker hole 18 suitable with drill bit range of translation is provided with the holder platform, before the pressing plate
U-shaped is held, and the U-shaped end of pressing plate is positioned at the surface in drilling zone marker hole.
The positioning holes on circuit board processing method also includes the industrial computer 19 being fixed on holder platform and positioned at bore area
Industrial camera 20 directly over field mark hole；The positioning hole identification image that the industrial camera is used on collecting circuit board, and will
The picture signal input industrial computer collected；The industrial computer is used for the picture signal for handling industrial camera input, and to drill bit
Detent mechanism, drill bit drive mechanism and presser device are controlled.
3) circuit board is placed on holder platform, and the image that positioning hole Working position is identified on circuit board is moved to
Below the camera lens of industrial camera.
4) image on industrial camera collecting circuit board, and collection signal is transferred to industrial computer.
5) industrial computer operation image processing routine, identifies the image of mark location hole machined position, and calculates mark
The central coordinate of circle of the image of positioning hole Working position.
6) industrial computer operation control program, first controls the second electronic cylinder working, declines the second electric cylinder driving pressing plate, will
Circuit board is pressed abd fixed on holder platform；Then industrial computer controls the first stepper motor and second in drill bit detent mechanism again
Stepper motor works, immediately below the center of circle for the image that drill bit is moved to mark location hole machined position.
7) industrial computer operation control program, servomotor driving bit is first controlled, then controls the first electric cylinder again
Work, stretch out the expansion link of the first electric cylinder and promote servomotor to rise, process the positioning hole on circuit board.
8) industrial computer operation control program, first controls the expansion link of the first electric cylinder to retract, and then controls a stepping electric again
Machine and the work of the second stepper motor, make drill bit return to initial position.
9) industrial computer operation control program, control the second electric cylinder driving pressing plate rise return.
10) repeat step 3)-step 9), the positioning hole on circuit board is all processed.
The present embodiment positioning holes on circuit board processing method, by designing and printing out mark positioning hole on circuit boards in advance
The image of Working position, the image is then identified by industrial camera and industrial computer, and the home position for finding the image is sat
Mark, then control presser device, drill bit detent mechanism and drill bit drive mechanism to work by industrial computer, positioning hole is processed,
During processing circuit board positioning hole, it is not necessary to complicated Set and Positioning is carried out to circuit board and operated, positioning hole processing efficiency
It is high.
Finally illustrate, the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although with reference to compared with
The present invention is described in detail good embodiment, it will be understood by those within the art that, can be to the skill of the present invention
Art scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solution of the present invention, it all should cover at this
Among the right of invention.
Claims (1)
- A kind of 1. positioning holes on circuit board processing method, it is characterised in that：Comprise the following steps：1) image of mark positioning hole Working position is printed out in circuit board edge, the image is two concentric annulus；2) automatic target-shooting machine is opened, the automatic target-shooting machine includes holder platform and the casing being arranged on below holder platform, institute State and drill bit detent mechanism and drill bit drive mechanism are provided with casing；The drill bit detent mechanism include lower floor's pan carriage, the first guide rail being slidably matched with lower floor's pan carriage horizontal linear, with The first leading screw that lower floor's pan carriage screw thread coordinates and the first stepper motor for driving the first leading screw, first screw mandrel Arranged with the first guide rail parallel；And first guide rail and the bearing at the first leading screw both ends and the first stepper motor be arranged on fixation In on the horizontal supporting plate in casing；The drill bit drive mechanism also include upper strata pan carriage, the second guide rail being slidably matched with upper strata pan carriage horizontal linear, With upper strata pan carriage screw thread coordinate the second leading screw and for drive the second leading screw the second stepper motor, the second screw mandrel with Second guide rail parallel is arranged, and the bearing and the second stepper motor at the second guide rail and the second leading screw both ends are each attached to down and worn In pan carriage, and the orthographic projection of the axis of the second guide rail and the first guide rail in the horizontal plane is mutually perpendicular to；The drill bit drive mechanism include be fixed on the pan carriage bottom of upper strata the first electric cylinder, be fixed on upper strata pan carriage top Bar is vertically directed in portion, for driving bit and armature spindle servomotor straight up and being arranged on servo electricity The drilling rod chuck of machine rotor shaft end, the housing of the servomotor, which is arranged on, to be vertically directed on bar and with being vertically directed on bar Lower slider coordinates；The expansion link of first electric cylinder passes through upper strata pan carriage, the first electric cylinder in a manner of it can stretch up and down Expansion link withstand on the housing bottom of servomotor；It is provided with the middle part of lower floor's pan carriage and avoids interference with the first electric cylinder and put down The window of shifting movement；The positioning holes on circuit board processing method also includes the presser device for fixing circuit board, and the presser device includes perpendicular The second electric cylinder on horizontal supporting plate and the pressing plate above holder platform directly are fixed on, second electric cylinder Expansion link is fixedly connected after being upward through holder platform with pressing back-end；It is provided with the drilling zone marker hole suitable with drill bit range of translation on the holder platform, the front end U-shaped of the pressing plate, And the U-shaped end of pressing plate is positioned at the surface in drilling zone marker hole；The positioning holes on circuit board processing method also includes the industrial computer being fixed on holder platform and positioned at drilling zone marker Industrial camera directly over hole；The positioning hole identification image that the industrial camera is used on collecting circuit board, and will collect Picture signal inputs industrial computer；The industrial computer be used for handle industrial camera input picture signal, and to drill bit detent mechanism, Drill bit drive mechanism and presser device are controlled；3) circuit board is placed on holder platform, and the image that positioning hole Working position is identified on circuit board is moved to industry Below the camera lens of camera；4) image on industrial camera collecting circuit board, and collection signal is transferred to industrial computer；5) industrial computer operation image processing routine, identifies the image of mark location hole machined position, and calculates mark location The central coordinate of circle of the image of hole machined position；6) industrial computer operation control program, first controls the second electronic cylinder working, declines the second electric cylinder driving pressing plate, by circuit Plate is pressed abd fixed on holder platform；Then industrial computer controls the first stepper motor in drill bit detent mechanism and the second stepping again Motor works, immediately below the center of circle for the image that drill bit is moved to mark location hole machined position；7) industrial computer operation control program, servomotor driving bit is first controlled, then controls the first electronic cylinder working again, Stretching out the expansion link of the first electric cylinder promotes servomotor to rise, and processes the positioning hole on circuit board；8) industrial computer operation control program, first control the expansion link of the first electric cylinder to retract, then control again a stepper motor with Second stepper motor works, and drill bit is returned to initial position；9) industrial computer operation control program, control the second electric cylinder driving pressing plate rise return；10) repeat step 3)-step 9), the positioning hole on circuit board is all processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917408.9A CN107666779B (en) | 2017-09-30 | 2017-09-30 | Positioning holes on circuit board processing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710917408.9A CN107666779B (en) | 2017-09-30 | 2017-09-30 | Positioning holes on circuit board processing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107666779A true CN107666779A (en) | 2018-02-06 |
| CN107666779B CN107666779B (en) | 2019-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710917408.9A Active CN107666779B (en) | 2017-09-30 | 2017-09-30 | Positioning holes on circuit board processing method |
Country Status (1)
| Country | Link |
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| CN (1) | CN107666779B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109212394A (en) * | 2018-10-30 | 2019-01-15 | 国网河南省电力公司南阳供电公司 | A kind of high-tension switch cabinet partial discharge monitoring system |
| CN113858332A (en) * | 2021-10-22 | 2021-12-31 | 奥士康精密电路（惠州）有限公司 | Method for automatically mounting pins on formed large-layout-size PCB |
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| JPH07276192A (en) * | 1994-04-07 | 1995-10-24 | U H T Kk | Hole check method for printed substrate |
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| CN203912362U (en) * | 2014-05-26 | 2014-10-29 | 苏州奥特美自动化技术有限公司 | PCB positioning tool |
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2017
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07276192A (en) * | 1994-04-07 | 1995-10-24 | U H T Kk | Hole check method for printed substrate |
| JPH081591A (en) * | 1994-06-15 | 1996-01-09 | Japan Steel Works Ltd:The | Board hole drilling method and board hole drilling machine |
| CN203912362U (en) * | 2014-05-26 | 2014-10-29 | 苏州奥特美自动化技术有限公司 | PCB positioning tool |
| CN206373980U (en) * | 2017-01-05 | 2017-08-04 | 惠州市华阳印刷有限公司 | A kind of punch process labeling accurate-location device |
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| 刘方年: "基于机器视觉技术的PCB数控打靶机", 《重庆科技学院学报》 * |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109212394A (en) * | 2018-10-30 | 2019-01-15 | 国网河南省电力公司南阳供电公司 | A kind of high-tension switch cabinet partial discharge monitoring system |
| CN109212394B (en) * | 2018-10-30 | 2023-12-19 | 国网河南省电力公司南阳供电公司 | Partial discharge monitoring system of high-voltage switch cabinet |
| CN113858332A (en) * | 2021-10-22 | 2021-12-31 | 奥士康精密电路（惠州）有限公司 | Method for automatically mounting pins on formed large-layout-size PCB |
| CN113858332B (en) * | 2021-10-22 | 2024-01-26 | 广东喜珍电路科技有限公司 | Method for automatically mounting pins on formed PCB with large typesetting size |
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| Publication number | Publication date |
|---|---|
| CN107666779B (en) | 2019-09-10 |
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Address after: 402460 no.11-18, east section of Changzhou Avenue, Rongchang District, Chongqing Patentee after: Chongqing Jinyu Electronics Co.,Ltd. Address before: 402460 no.11-18, east section of Changzhou Avenue, Rongchang District, Chongqing Patentee before: CHONGQING KAIGE ELECTRONICS Co.,Ltd. |
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