CN104254208B - A kind of short slotted eye preparation method of wiring board - Google Patents
A kind of short slotted eye preparation method of wiring board Download PDFInfo
- Publication number
- CN104254208B CN104254208B CN201410372145.4A CN201410372145A CN104254208B CN 104254208 B CN104254208 B CN 104254208B CN 201410372145 A CN201410372145 A CN 201410372145A CN 104254208 B CN104254208 B CN 104254208B
- Authority
- CN
- China
- Prior art keywords
- slotted eye
- short slotted
- nozzle
- short
- wiring board
- 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.)
- Active
Links
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- 241001074085 Scophthalmus aquosus Species 0.000 claims abstract description 27
- 238000005553 drilling Methods 0.000 claims abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 230000002950 deficient Effects 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 2
- 230000008859 change Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Abstract
A kind of short slotted eye preparation method of wiring board, comprises the following steps：Assist side prints out short slotted eye figure to be produced first;Then a circular bullport is first drilled out at short slotted eye figure both ends, the center of circle of the circular bullport is located at the position of center line of short slotted eye figure, the circular bullport end inscribe with short slotted eye figure respectively；Finally drilled from the second brill nozzle consistent with short slotted eye diameter.The present invention bores the position of the lower knife of nozzle by adjustment, so that deviation angle is compensated caused by boring nozzle rotation, the biasing force and sidesway of lap when drilling are reduced, the precision of short slotted eye is improved, solve thes problems, such as that short slotted eye is crooked, reduce the fraction defective of short slotted eye, short slotted eye quality problem caused by deformation in process is avoided, reduces the scrappage of wiring board, reduces enterprise's production cost, production efficiency is improved, strengthens the competitiveness of enterprise.
Description
Technical field
The invention belongs to wiring board processing and fabricating field, specifically provided with a kind of short slotted eye preparation method of wiring board.
Background technology
With the fast development of electronic technology and integrated circuit, people constantly pursue miniaturization and the intelligence of electronic product
Change, the parameters of the making of wiring board requirement also more and more higher, and wiring board needed during manufacturing it is default various
The component hole of model and specification, and the quality and precision that component hole makes directly affect the installation of component, wherein short groove
Hole is one kind in component hole.Existing short slotted eye length is divided into flute length and groove width, and the relation both it is that flute length is less than 2 times
Groove width.Because present wiring board is more and more finer, the short slotted eye of brill is less and less, so easily occurring in manufacturing process
Blocking, skew and deformation etc. influence the quality of wiring board, and these problems are not easy to check before dispatching from the factory, and easily cause bad
Product just find during client's use, client can not mounting related components, caused unnecessary trouble, while also add production
During defective products rate, add production cost, be unfavorable for enterprise development.
In order to change the quality of the short slotted eye of wiring board, the precision of product is improved, different sides is passed through by wiring board manufacturing enterprise
Method goes to attempt, and looks for a high efficiency, and the method for producing the short slotted eye of high-quality, but effect is not ideal, such as drills
Arrangement, reduction Impact direction, but DeGrain；When changing the structure bored nozzle parameter and bore nozzle, manufacturing cost is too high, and bores
Nozzle belongs to running stores, increases business economic burden；When compensating using drillable length, because deviation is excessive, cause to be difficult to compensate for, instead
And add the defective products rate of wiring board.Meanwhile a kind of making of the short slotted eye of pcb board is disclosed in Chinese invention patent application
Method, the short slotted eye preparation method of pcb board is disclosed in the A of application publication number CN 102009198, first opens up two pilot holes,
Then drilling is overlapped, when being rotated at a high speed when making short slotted eye due to boring nozzle using this production method, and boring nozzle stress
Wiring board movement is driven, causes deviation, the groove for excessive, the short slotted eye that easily tilts or drill is rough, as shown in figure 1, causing not
The generation of non-defective unit.
Therefore how to go to change the preparation method of the short slotted eye of wiring board from multiple angles, and existing production need not be set
It is standby largely to be transformed, the precision and yields of product are improved, reduces production cost, improves the competition of wiring board manufacturing enterprise
Power, turn into the task of top priority.
The content of the invention
In view of this, the technical problem to be solved in the present invention is a kind of reduction defective products rate, and the wiring board for improving quality is short
Slotted eye preparation method.
In order to solve the above-mentioned technical problem, the present invention is realized using following scheme：A kind of short slotted eye preparation method of wiring board,
Comprise the following steps：
（1）Assist side prints out short slotted eye figure to be produced, two sides up and down in the flute length direction of short slotted eye figure
It is parallel to each other；
（2）It is less than the guiding hole drill nozzle of slotted eye width from diameter, first drills out a circle at short slotted eye figure both ends and draw
Guide hole, the center of circle of the circular bullport are located at the position of center line of short slotted eye figure, circular bullport respectively with short slotted eye figure
End inscribe；
（3）Drilled from the second brill nozzle consistent with short slotted eye diameter, when knife bores the hole at both ends under the second brill nozzle,
Second bores the nozzle drilling end inscribe with short slotted eye figure respectively, and rotating speed control is 55,000 revs/min ~ 65,000 revs/min.
（4）Using etc. centre position is drilled through by the way of point spacing, second bores nozzle in lower knife, according to the second rotation for boring nozzle
Direction, caused deflection angle, biasing force and skew are modified, when the second brill nozzle is is rotated clockwise, the
The position of center line that the lower cutter position of two brill nozzles is located at short slotted eye figure is on the lower side；When it is counterclockwise rotates that second, which bores nozzle,
The position of center line that the lower cutter position of second brill nozzle is located at short slotted eye figure is on the upper side；
（5）Repeat step（4）In, point multiple drilling of spacing drilling such as carry out in short slotted eye.
Wherein, step（2）Described in the diameter of circular bullport be less than 0.5 times of groove width.
Wherein, step（2）Described in guide 30,000 revs/min ~ 35,000 revs/min of hole drill nozzle rotating speed.
Wherein, step（5）Described in multiple drilling number be 5 times or 9 times
Compared with prior art, the present invention bores the position of the lower knife of nozzle by adjustment so that caused by boring nozzle rotation partially
Move angle to be compensated, reduce the biasing force and sidesway of lap when drilling, improve the precision of short slotted eye, efficiently solve
The problem of short slotted eye is crooked, reduces the fraction defective of short slotted eye, avoids short slotted eye quality caused by deformation in process
Problem, reduce the scrappage of wiring board, reduce enterprise's production cost, improve production efficiency, strengthen the competitiveness of enterprise.
Brief description of the drawings
Existing stress deflection figure when Fig. 1 is drills in the prior art.
Embodiment
In order to allow those skilled in the art to more fully understand technical scheme, below in conjunction with the accompanying drawings to the present invention
It is further elaborated.
A kind of short slotted eye preparation method of wiring board, comprises the following steps：
（1）Assist side prints out short slotted eye figure to be produced, two sides up and down in the flute length direction of short slotted eye figure
It is parallel to each other, both ends are arc-shaped.
（2）It is less than the guiding hole drill nozzle of slotted eye width from diameter, first a circle is respectively drilled out at short slotted eye figure both ends
Bullport, the center of circle of the circular bullport are located at the position of center line of short slotted eye figure, circular bullport respectively with short slotted eye figure
The end inscribe of shape；In order to improve the guidance accuracy of circular bullport, the diameter of described circular bullport is less than 0.5 times of groove
It is wide.In order to improve the effect of drilling, 30,000 revs/min ~ 35,000 revs/min of guiding hole drill nozzle rotating speed.
（3）Drilled from the second brill nozzle consistent with short slotted eye diameter, when knife bores the hole at both ends under the second brill nozzle,
Second bores the nozzle drilling end inscribe with short slotted eye figure respectively, and rotating speed control is 55,000 revs/min ~ 65,000 revs/min, excellent
The rotating speed of choosing is 60,000 revs/min.
（4）Using etc. drill through centre position by the way of point spacing when, because both ends have drilled, drill through middle position weight
Folded position is more, and bores nozzle and rotated at a high speed in drilling, easily produces deflection angle during drilling, is easily shifted over and tilts,
Therefore need to be modified deflection angle, biasing force and skew caused by the second brill nozzle rotation in the second brill nozzle drilling,
Prevent deflecting force caused by brill nozzle rotation from wiring board is produced displacement, cause bore error, cause the generation of defective products.In order to
Deflecting force is eliminated, improves the precision of drilling holes on circuit board, it is necessary to according to the second direction of rotation pair for boring nozzle during knife under the second brill nozzle
Lower cutter position is adjusted：, can be toward short slotted eye figure when the second brill nozzle drills when the second brill nozzle is is rotated clockwise
Position of center line deflection on the upper side, the slotted eye for causing brill nozzle to drill out is on the upper side, produces defective products, therefore the lower cutter spacing set of the second brill nozzle
It is on the lower side in the position of center line of short slotted eye figure, for overcoming deflection angle, biasing force and skew etc. caused by the second brill nozzle
Problem；When it is counterclockwise rotates that second, which bores nozzle, meeting is inclined toward the position of center line of short slotted eye figure when the second brill nozzle drills
Lower deflection, the slotted eye for causing brill nozzle to drill out is on the lower side, produces defective products, therefore the lower cutter position of the second brill nozzle is located at short slotted eye figure
Position of center line it is on the upper side, for overcome deflection angle caused by the second brill nozzle, biasing force and skew the problems such as；Wherein second
The rotating speed control for boring nozzle is 55,000 revs/min ~ 65,000 revs/min, and second bores center of the lower cutter position of nozzle away from short slotted eye figure
Line position value on the lower side or on the upper side is 0.001mm ~ 0.05mm.
（5）Repeat step（4）In, point multiple drilling of spacing drilling such as carry out in short slotted eye.During central bore, after
Both ends drill and the opening position of central bore drills, and improve the precision of short slotted eye, and preferable number of drills is 5 times or 9 times, drilling
Effect it is best.
In order to improve quality and quality, wiring board is 0.55mm ~ 0.60mm, wherein 0.57mm wiring board systems from thickness
Make the performance optimal of short slotted eye out.
The wherein specific implementation of above-described embodiment only present invention, its description is more specific and detailed, but can not
Therefore it is interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art,
Without departing from the inventive concept of the premise, various modifications and improvements can be made, these obvious alternative forms are equal
Belong to protection scope of the present invention.
Claims (2)
1. a kind of short slotted eye preparation method of wiring board, it is characterised in that comprise the following steps：
（1）Assist side prints out short slotted eye figure to be produced, and two sides up and down in the flute length direction of short slotted eye figure are mutual
It is parallel；
（2）It is less than the guiding hole drill nozzle of slotted eye width from diameter, a circular bullport is first drilled out at short slotted eye figure both ends,
The center of circle of the circular bullport is located at the position of center line of short slotted eye figure, the circular bullport end with short slotted eye figure respectively
Inscribe；
（3）Drilled from the second brill nozzle consistent with short slotted eye diameter, when knife bores the hole at both ends under the second brill nozzle, second
The nozzle drilling end inscribe with short slotted eye figure respectively is bored, rotating speed control is 55,000 revs/min ~ 65,000 revs/min;
（4）Using etc. centre position is drilled through by the way of point spacing, second bores nozzle in lower knife, according to the second rotation side for boring nozzle
To, caused deflection angle, biasing force and skew are modified, when the second brill nozzle is is rotated clockwise, second
The position of center line that the lower cutter position of brill nozzle is located at short slotted eye figure is on the lower side；When it is counterclockwise rotates that second, which bores nozzle, the
The position of center line that the lower cutter position of two brill nozzles is located at short slotted eye figure is on the upper side；
（5）Repeat step（4）In, point multiple drilling of spacing drilling such as carry out in short slotted eye；
Step（2）Described in the diameter of circular bullport be less than 0.5 times of groove width；
Step（2）Described in guide 30,000 revs/min ~ 35,000 revs/min of hole drill nozzle rotating speed；
Wiring board is 0.55mm ~ 0.60mm from thickness.
2. the short slotted eye preparation method of wiring board according to claim 1, it is characterised in that step（5）Described in it is multiple
The number of drilling is 5 times or 9 times.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372145.4A CN104254208B (en) | 2014-07-31 | 2014-07-31 | A kind of short slotted eye preparation method of wiring board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410372145.4A CN104254208B (en) | 2014-07-31 | 2014-07-31 | A kind of short slotted eye preparation method of wiring board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104254208A CN104254208A (en) | 2014-12-31 |
| CN104254208B true CN104254208B (en) | 2017-12-08 |
Family
ID=52188617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410372145.4A Active CN104254208B (en) | 2014-07-31 | 2014-07-31 | A kind of short slotted eye preparation method of wiring board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104254208B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106270602A (en) * | 2015-06-05 | 2017-01-04 | 大连崇达电路有限公司 | Printed circuit board flute length is less than the processing method of 1. 5 times of ultrashort slotted eyes of groove width |
| CN105744765B (en) * | 2016-03-15 | 2018-09-28 | 江门崇达电路技术有限公司 | A method of making short slot on PCB |
| CN106714455A (en) * | 2016-08-31 | 2017-05-24 | 奥士康精密电路（惠州）有限公司 | Multilayer circuit board short groove formation method |
| CN106604546A (en) * | 2016-11-12 | 2017-04-26 | 广东科翔电子科技有限公司 | Printed-circuit board short-slot slotted hole forming method |
| CN110708896B (en) * | 2019-10-18 | 2020-12-08 | 生益电子股份有限公司 | Manufacturing method of HDI board |
| CN111417261A (en) * | 2020-04-14 | 2020-07-14 | 高德（江苏）电子科技有限公司 | Method for improving tail deformation of short slotted hole in PCB processing |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009198A (en) * | 2010-10-14 | 2011-04-13 | 惠州中京电子科技股份有限公司 | Method for manufacturing PCB short slot |
| CN103170995A (en) * | 2013-04-18 | 2013-06-26 | 梅州市志浩电子科技有限公司 | Manufacture method of short slotted hole for printed circuit board |
| CN103862515A (en) * | 2014-03-07 | 2014-06-18 | 九江华祥科技股份有限公司 | Method for preparing short slotted hole in printed circuit board |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007098502A (en) * | 2005-10-04 | 2007-04-19 | Elna Co Ltd | Oblong hole-machining method for printed circuit board |
-
2014
- 2014-07-31 CN CN201410372145.4A patent/CN104254208B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102009198A (en) * | 2010-10-14 | 2011-04-13 | 惠州中京电子科技股份有限公司 | Method for manufacturing PCB short slot |
| CN103170995A (en) * | 2013-04-18 | 2013-06-26 | 梅州市志浩电子科技有限公司 | Manufacture method of short slotted hole for printed circuit board |
| CN103862515A (en) * | 2014-03-07 | 2014-06-18 | 九江华祥科技股份有限公司 | Method for preparing short slotted hole in printed circuit board |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104254208A (en) | 2014-12-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104254208B (en) | A kind of short slotted eye preparation method of wiring board | |
| CN104259502B (en) | The short slotted eye processing method of pcb board | |
| CN104476616B (en) | Printed circuit board short slotted eye preparation method | |
| CN105430917A (en) | Method for fabricating connected slot in PCB | |
| CN102612259A (en) | Drilling short slot for printed circuit board | |
| CN102009198A (en) | Method for manufacturing PCB short slot | |
| CN105108800B (en) | Wallpaper cutter | |
| CN106231821B (en) | A kind of four layers of pcb board manufacture craft | |
| CN107787120A (en) | A kind of processing method of the short slotted eye of pcb board | |
| CN109041435A (en) | A kind of the irregularly-shaped hole boring method and pcb board of pcb board | |
| US10683575B2 (en) | Laser cladding nozzle apparatus and puncturing method therefor | |
| CN105744765A (en) | Method for manufacturing short slot hole in PCB | |
| CN105491797A (en) | Processing method for short slot hole of printed circuit board | |
| CN103862515A (en) | Method for preparing short slotted hole in printed circuit board | |
| WO2011030542A3 (en) | Electronic part module and method for producing same | |
| CN108200725A (en) | It is a kind of to improve the boring method for pulling internal layer copper | |
| CN204867522U (en) | But one -way processing appearance of drilling of pump case of reducing | |
| CN203685051U (en) | Universal support bar based on portable drilling machine mast | |
| CN102962861A (en) | Method for processing super short groove printed board | |
| CN206216388U (en) | A kind of laser positioning drilling machine | |
| CN105163495A (en) | Processing method for circuit board provided with slot sand platforms | |
| CN202551489U (en) | Printed circuit board bored short slot | |
| CN205906810U (en) | Fixing device for rewinder yarn barrel | |
| CN105128087A (en) | Method for processing short slotted hole in printed circuit board | |
| CN201947534U (en) | Multilayer printed circuit board with high thickness-diameter ratio |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210223 Address after: 226000 Haimen Economic and Technological Development Zone, Nantong City, Jiangsu Province, No. 999 Guangzhou Road Patentee after: Nantong Shenghong Technology Co.,Ltd. Address before: Xinqiao village Xingcheng science and Technology Park, Danshui Town, Huiyang District, Huizhou City, Guangdong Province Patentee before: VICTORY GIANT TECHNOLOGY (HUIZHOU) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231120 Address after: Xinqiao village Xingcheng science and Technology Park, Danshui Town, Huiyang District, Huizhou City, Guangdong Province Patentee after: VICTORY GIANT TECHNOLOGY (HUIZHOU) Co.,Ltd. Address before: 226000 Haimen Economic and Technological Development Zone, Nantong City, Jiangsu Province, No. 999 Guangzhou Road Patentee before: Nantong Shenghong Technology Co.,Ltd. |