CN107666779B - Positioning holes on circuit board processing method - Google Patents
Positioning holes on circuit board processing method Download PDFInfo
- Publication number
- CN107666779B CN107666779B CN201710917408.9A CN201710917408A CN107666779B CN 107666779 B CN107666779 B CN 107666779B CN 201710917408 A CN201710917408 A CN 201710917408A CN 107666779 B CN107666779 B CN 107666779B
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- China
- Prior art keywords
- circuit board
- personal computer
- location hole
- drill bit
- image
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Classifications
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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
-
- 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 methods, comprising the following steps: 1) image of mark location hole Working position is printed out in circuit board edge, which is two concentric annulus；2) automatic target-shooting machine is opened；3) circuit board is placed on holder platform, and the image for identifying location hole Working position on circuit board is moved to below the camera lens of industrial camera；4) image on industrial camera collecting circuit board, and acquisition signal is transferred to industrial personal computer；……；9) industrial personal computer operation control program, control the second electric cylinder driving pressing plate rise return；10) step 3)-step 9) is repeated, the location hole on circuit board is all processed.Positioning holes on circuit board processing method of the present invention does not need to carry out circuit board complicated Set and Positioning operation, location hole is high in machining efficiency during processing circuit board location hole.
Description
Technical field
The present invention relates to circuit board production techniques field, in particular to the method for location hole on a kind of processing circuit board.
Background technique
PCB circuit board is in process of production, it usually needs location hole is arranged, on circuit boards in order in process of production
PCB circuit board is positioned.
In the prior art, to the processing method of location hole in PCB circuit board, fixed pcb board is set usually on drilling machine
Tooling, after pcb board is fixed in tooling, then location hole processed by drilling machine.
This traditional positioning hole forming method, has that production efficiency is low.
Summary of the invention
In view of this, being added the object of the present invention is to provide a kind of positioning holes on circuit board processing method with solving the prior art
The location hole technical problem low there are production efficiency on work circuit board.
Positioning holes on circuit board processing method of the present invention, comprising the following steps:
1) image of mark location hole Working position is printed out in circuit board edge, which is two concentric annulus；
2) automatic target-shooting machine is opened, the automatic target-shooting machine includes holder platform and the machine that is arranged in below holder platform
Shell is provided with drill bit positioning mechanism and drill bit driving mechanism in the casing；
The drill bit positioning mechanism includes lower layer's pan carriage, leads with lower layer pan carriage horizontal linear is slidably matched first
Rail, the first lead screw being threadedly engaged with lower layer's pan carriage and the first stepper motor for driving the first lead screw, described first
Screw rod and the first guide rail are arranged in parallel；And first guide rail and the first lead screw both ends support and the setting of the first stepper motor exist
It is fixed on the horizontal supporting plate in casing；
The drill bit driving mechanism further includes upper layer pan carriage, second leading of being slidably matched with upper layer pan carriage horizontal linear
Rail, the second lead screw being threadedly engaged with upper layer pan carriage and the second stepper motor for driving the second lead screw, the second screw rod
It is arranged in parallel with the second guide rail, and the support and second stepper motor at the second guide rail and the second lead screw both ends are each attached to down
In layer 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 driving mechanism includes the first electric cylinder being fixed on the pan carriage bottom of upper layer, is fixed on upper layer translation
Bar is vertically directed, for driving bit and armature spindle servo motor straight up and setting are being watched on top of the trellis
Take the drilling rod collet of rotor axis of electric end, the shell of the servo motor be arranged on being vertically directed bar and be vertically directed
Bar slides up and down cooperation；The telescopic rod of first electric cylinder passes through upper layer pan carriage, the first electricity in a manner of it can stretch up and down
The telescopic rod of dynamic cylinder withstands on the housing bottom of servo motor；It is provided with that avoid interference with first electronic in the middle part of lower layer's pan carriage
The window of cylinder translational motion；
The positioning holes on circuit board processing method further includes the presser device for fixing circuit board, the presser device packet
It includes and is fixed on the second electric cylinder on horizontal supporting plate and the pressing plate above holder platform vertically, described second is electronic
The telescopic rod of cylinder is fixedly connected after being upward through holder platform with pressing back-end；
It is provided on the holder platform and the comparable drilling zone marker hole of drill bit range of translation, the front end of the pressing plate
U-shaped, and the U-shaped end of pressing plate is located at the surface in drilling zone marker hole；
The positioning holes on circuit board processing method further include the industrial personal computer being fixed on holder platform and be located at drilling region
Industrial camera right above index aperture；The industrial camera identifies image for the location hole on collecting circuit board, and will acquisition
The picture signal input industrial personal computer arrived；The industrial personal computer is used to handle the picture signal of industrial camera input, and positions to drill bit
Mechanism, drill bit driving mechanism and presser device are controlled；
3) circuit board is placed on holder platform, and the image for identifying location hole Working position on circuit board is moved to
Below the camera lens of industrial camera；
4) image on industrial camera collecting circuit board, and acquisition signal is transferred to industrial personal computer；
5) industrial personal 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 location hole Working position；
6) industrial personal computer operation control program, first controls the second electronic cylinder working, makes the driving pressing plate decline of the second electric cylinder, will
Circuit board is pressed abd fixed on holder platform；Then industrial personal computer controls the first stepper motor and second in drill bit positioning mechanism again
Stepper motor work, drill bit is moved to immediately below the center of circle of the image of mark location hole machined position；
7) industrial personal computer operation control program first controls servo motor and drives bit, then controls the first electric cylinder again
Work stretches out the telescopic rod of the first electric cylinder and servo motor is pushed to rise, processes the location hole on circuit board；
8) industrial personal computer operation control program, the telescopic rod for first controlling the first electric cylinder retract, and then control the first stepping again
Motor and second stepper motor work, make drill bit return to initial position；
9) industrial personal computer operation control program, control the second electric cylinder driving pressing plate rise return；
10) step 3)-step 9) is repeated, the location hole on circuit board is all processed.
Beneficial effects of the present invention:
Positioning holes on circuit board processing method of the present invention is added by designing and printing out mark location hole on circuit boards in advance
Then the image that station is set identifies the image by industrial camera and industrial personal computer, and find the center location coordinate of the image,
Presser device, drill bit positioning mechanism and drill bit driving mechanism are controlled by industrial personal computer again to work, and location hole are processed, this hair
Bright positioning holes on circuit board processing method does not need to carry out circuit board complicated clamping during processing circuit board location hole
Positioning operation, location hole are high in machining efficiency.
Detailed description of the invention
Fig. 1 is the entirety perspective view of positioning holes on circuit board processing method in embodiment；
Fig. 2 is the schematic perspective view of the positioning holes on circuit board processing method after eliminating casing.
Specific embodiment
The invention will be further described with reference to the accompanying drawings and examples.
As shown, the present embodiment positioning holes on circuit board processing method, comprising the following steps:
1) image of mark location hole Working position is printed out in circuit board edge, which is two concentric annulus,
Image center location accuracy of identification can be improved using two concentric circles.
2) it is flat in holder that automatic target-shooting machine, the positioning holes on circuit board processing method, including holder platform 1 and setting are opened
Casing 2 below platform is provided with drill bit positioning mechanism and drill bit driving mechanism in the casing.
The drill bit positioning mechanism includes lower layer's pan carriage 3, leads with lower layer pan carriage horizontal linear is slidably matched first
Rail 4, the first lead screw 5 being threadedly engaged with lower layer's pan carriage and the first stepper motor 6 for driving the first lead screw, it is described
First screw rod and the first guide rail are arranged in parallel；And first guide rail and the first lead screw both ends support and the first stepper motor set
It sets on the horizontal supporting plate 7 being fixed in casing.
The drill bit driving mechanism further include upper layer pan carriage 8, with upper layer pan carriage horizontal linear be slidably matched second
Guide rail 9, the second lead screw 10 being threadedly engaged with upper layer pan carriage and the second stepper motor 11 for driving the second lead screw,
Second screw rod and the second guide rail are arranged in parallel, and the support and second stepper motor at the second guide rail and the second lead screw both ends are equal
It is fixed in lower layer's 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 driving mechanism includes the first electric cylinder 12 being fixed on the pan carriage bottom of upper layer, to be fixed on upper layer flat
It moves on top of the trellis and is vertically directed bar 13, for driving bit and servo motor 14, the Yi Jishe of armature spindle straight up
Set the drilling rod collet 15 in servo motor rotor shaft end portion, the shell of the servo motor be arranged on being vertically directed bar and with
It is vertically directed bar and slides up and down cooperation；The telescopic rod of first electric cylinder passes through upper layer in a manner of it can stretch up and down and translates
Frame, and the telescopic rod of the first electric cylinder is withstood on the housing bottom of servo motor；It is provided with and keeps away in the middle part of lower layer's pan carriage
Exempt from the window for interfering the first electric cylinder translational motion.
The positioning holes on circuit board processing method further includes the presser device for fixing circuit board, the presser device packet
It includes and is fixed on the second electric cylinder 16 on horizontal supporting plate and the pressing plate 17 above holder platform vertically, described second
The telescopic rod of electric cylinder is fixedly connected after being upward through holder platform with pressing back-end.
Be provided on the holder platform with the comparable drilling zone marker hole 18 of drill bit range of translation, before the pressing plate
U-shaped is held, and the U-shaped end of pressing plate is located at the surface in drilling zone marker hole.
The positioning holes on circuit board processing method further include the industrial personal computer 19 being fixed on holder platform and be located at bore area
Industrial camera 20 right above field mark hole；The industrial camera identifies image for the location hole on collecting circuit board, and will
Acquired image signal inputs industrial personal computer；The industrial personal computer is used to handle the picture signal of industrial camera input, and to drill bit
Positioning mechanism, drill bit driving mechanism and presser device are controlled.
3) circuit board is placed on holder platform, and the image for identifying location hole Working position on circuit board is moved to
Below the camera lens of industrial camera.
4) image on industrial camera collecting circuit board, and acquisition signal is transferred to industrial personal computer.
5) industrial personal 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 location hole Working position.
6) industrial personal computer operation control program, first controls the second electronic cylinder working, makes the driving pressing plate decline of the second electric cylinder, will
Circuit board is pressed abd fixed on holder platform；Then industrial personal computer controls the first stepper motor and second in drill bit positioning mechanism again
Stepper motor work, drill bit is moved to immediately below the center of circle of the image of mark location hole machined position.
7) industrial personal computer operation control program first controls servo motor and drives bit, then controls the first electric cylinder again
Work stretches out the telescopic rod of the first electric cylinder and servo motor is pushed to rise, processes the location hole on circuit board.
8) industrial personal computer operation control program, the telescopic rod for first controlling the first electric cylinder retract, and then control the first stepping again
Motor and second stepper motor work, make drill bit return to initial position.
9) industrial personal computer operation control program, control the second electric cylinder driving pressing plate rise return.
10) step 3)-step 9) is repeated, the location hole on circuit board is all processed.
The present embodiment positioning holes on circuit board processing method identifies location hole by designing and printing out on circuit boards in advance
Then the image of Working position identifies the image by industrial camera and industrial personal computer, and the center location for finding the image is sat
Mark, then presser device, drill bit positioning mechanism and drill bit driving mechanism are controlled by industrial personal computer and worked, location hole is processed,
During processing circuit board location hole, do not need to carry out circuit board complicated Set and Positioning operation, location hole processing efficiency
It is high.
Finally, it is stated that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although referring to compared with
Good embodiment describes the invention in detail, those skilled in the art should understand that, it can be to skill of the invention
Art scheme is modified or replaced equivalently, and without departing from the objective and range of technical solution of the present invention, should all be covered at this
In the scope of the claims of invention.
Claims (1)
1. a kind of positioning holes on circuit board processing method, it is characterised in that: the following steps are included:
1) image of mark location hole Working position is printed out in circuit board edge, which is two concentric annulus；
2) automatic target-shooting machine is opened, the automatic target-shooting machine includes holder platform and the casing that is arranged in below holder platform, institute
It states and is provided with drill bit positioning mechanism and drill bit driving mechanism in casing；
The drill bit positioning mechanism include lower layer's pan carriage, the first guide rail being slidably matched with lower layer's pan carriage horizontal linear, with
The first lead screw that lower layer's pan carriage is threadedly engaged and the first stepper motor for driving the first lead screw, first screw rod
It is arranged in parallel with the first guide rail；And first guide rail and the first lead screw both ends support and the first stepper motor be arranged in fixation
In on the horizontal supporting plate in casing；
The drill bit driving mechanism further include upper layer pan carriage, the second guide rail being slidably matched with upper layer pan carriage horizontal linear,
The second lead screw being threadedly engaged with upper layer pan carriage and the second stepper motor for driving the second lead screw, the second screw rod with
Second guide rail parallel arrangement, and the support and second stepper motor at the second guide rail and the second lead screw both ends are each attached to lower layer
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 driving mechanism includes the first electric cylinder being fixed on the pan carriage bottom of upper layer, is fixed on upper layer pan carriage top
Bar is vertically directed, for driving bit and armature spindle servo motor straight up and setting are in servo electricity in portion
The drilling rod collet in machine rotor shaft end portion, the shell of the servo motor be arranged on being vertically directed bar and be vertically directed on bar
Lower slider cooperation；The telescopic rod of first electric cylinder passes through upper layer pan carriage, the first electric cylinder in a manner of it can stretch up and down
Telescopic rod withstand on the housing bottom of servo motor；It is provided with that avoid interference with the first electric cylinder flat in the middle part of lower layer's pan carriage
The window of shifting movement；
The positioning holes on circuit board processing method further includes the presser device for fixing circuit board, and the presser device includes perpendicular
It directly is fixed on the second electric cylinder on horizontal supporting plate and the pressing plate above holder platform, second electric cylinder
Telescopic rod is fixedly connected after being upward through holder platform with pressing back-end；
Be provided on the holder platform with the comparable drilling zone marker hole of drill bit range of translation, the front end U-shaped of the pressing plate,
And the U-shaped end of pressing plate is located at the surface in drilling zone marker hole；
The positioning holes on circuit board processing method further include the industrial personal computer being fixed on holder platform and be located at drilling zone marker
Industrial camera right above hole；The industrial camera identifies image for the location hole on collecting circuit board, and will be collected
Picture signal inputs industrial personal computer；The industrial personal computer be used for handle industrial camera input picture signal, and to drill bit positioning mechanism,
Drill bit driving mechanism and presser device are controlled；
3) circuit board is placed on holder platform, and the image for identifying location hole Working position on circuit board is moved to industry
Below the camera lens of camera；
4) image on industrial camera collecting circuit board, and acquisition signal is transferred to industrial personal computer；
5) industrial personal 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 personal computer operation control program, first controls the second electronic cylinder working, makes the driving pressing plate decline of the second electric cylinder, by circuit
Plate is pressed abd fixed on holder platform；Then industrial personal computer controls the first stepper motor in drill bit positioning mechanism and the second stepping again
Motor work, drill bit is moved to immediately below the center of circle of the image of mark location hole machined position；
7) industrial personal computer operation control program first controls servo motor and drives bit, then controls the first electronic cylinder working again,
Stretching out the telescopic rod of the first electric cylinder pushes servo motor to rise, and processes the location hole on circuit board；
8) industrial personal computer operation control program, the telescopic rod for first controlling the first electric cylinder retract, and then control the first stepper motor again
It works with second stepper motor, drill bit is made to return to initial position；
9) industrial personal computer operation control program, control the second electric cylinder driving pressing plate rise return；
10) step 3)-step 9) is repeated, the location 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 CN107666779A (en) | 2018-02-06 |
| CN107666779B true CN107666779B (en) | 2019-09-10 |
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| 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 |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| 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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|---|---|---|---|---|
| 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 |
-
2017
- 2017-09-30 CN CN201710917408.9A patent/CN107666779B/en active Active
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 |
Non-Patent Citations (2)
| Title |
|---|
| 基于机器视觉技术的PCB数控打靶机;刘方年;《重庆科技学院学报》;20061128;80-83 |
| 基于计算机视觉的光学目标自动定位系统;单越康;《光子学报》;20040108;899-901 |
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| CN107666779A (en) | 2018-02-06 |
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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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