CN107660078B - Semi-metallization manufacturing process for printed circuit board edge and drilling device thereof - Google Patents
Semi-metallization manufacturing process for printed circuit board edge and drilling device thereof Download PDFInfo
- Publication number
- CN107660078B CN107660078B CN201711036064.7A CN201711036064A CN107660078B CN 107660078 B CN107660078 B CN 107660078B CN 201711036064 A CN201711036064 A CN 201711036064A CN 107660078 B CN107660078 B CN 107660078B
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- China
- Prior art keywords
- circuit board
- horizontal reciprocating
- vertical lifting
- connecting rod
- cam
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Links
- 238000005553 drilling Methods 0.000 title claims abstract description 29
- 238000001465 metallisation Methods 0.000 title abstract description 21
- 238000004519 manufacturing process Methods 0.000 title abstract description 11
- 210000001503 joint Anatomy 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 24
- 229910052802 copper Inorganic materials 0.000 abstract description 24
- 239000010949 copper Substances 0.000 abstract description 24
- 238000000034 method Methods 0.000 abstract description 14
- 238000005530 etching Methods 0.000 abstract description 8
- 238000000576 coating method Methods 0.000 abstract description 6
- 238000007747 plating Methods 0.000 abstract description 5
- 239000011248 coating agent Substances 0.000 abstract description 4
- 230000007547 defect Effects 0.000 abstract description 4
- 229910000679 solder Inorganic materials 0.000 abstract description 4
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 abstract description 3
- 238000000151 deposition Methods 0.000 abstract description 3
- 230000008021 deposition Effects 0.000 abstract description 3
- MSNOMDLPLDYDME-UHFFFAOYSA-N gold nickel Chemical compound [Ni].[Au] MSNOMDLPLDYDME-UHFFFAOYSA-N 0.000 abstract description 3
- 230000003287 optical effect Effects 0.000 abstract description 3
- 238000007639 printing Methods 0.000 abstract description 3
- 238000007650 screen-printing Methods 0.000 abstract description 3
- 238000005507 spraying Methods 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract description 3
- 238000003466 welding Methods 0.000 abstract description 3
- 238000003801 milling Methods 0.000 description 3
- 238000003754 machining Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- RVCKCEDKBVEEHL-UHFFFAOYSA-N 2,3,4,5,6-pentachlorobenzyl alcohol Chemical compound OCC1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RVCKCEDKBVEEHL-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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
- 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
-
- 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
- H05K3/0085—Apparatus for treatments of printed circuits with liquids not provided for in groups H05K3/02 - H05K3/46; conveyors and holding means therefor
- H05K3/0088—Apparatus for treatments of printed circuits with liquids not provided for in groups H05K3/02 - H05K3/46; conveyors and holding means therefor for treatment of holes
-
- 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
- H05K3/40—Forming printed elements for providing electric connections to or between printed circuits
- H05K3/42—Plated through-holes or plated via connections
- H05K3/422—Plated through-holes or plated via connections characterised by electroless plating method; pretreatment therefor
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/02—Details related to mechanical or acoustic processing, e.g. drilling, punching, cutting, using ultrasound
- H05K2203/0214—Back-up or entry material, e.g. for mechanical drilling
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Printing Elements For Providing Electric Connections Between Printed Circuits (AREA)
- Manufacturing Of Printed Wiring (AREA)
Abstract
The invention discloses a manufacturing process and a drilling device for semi-metallization of a printed circuit board edge. The process comprises the following steps: drilling a circuit board by adopting a drilling device; all holes of the circuit board are metallized in a chemical copper deposition mode; sticking a photosensitive film, and transferring a circuit pattern to the surface of a circuit board through exposure; copper layers in the holes and tinning protection circuit patterns are thickened through electroplated copper; processing a semi-metallized hole on the section of the circuit board by adopting a drilling device; alkaline etching to remove copper burrs; inspecting the appearance defect of the circuit pattern by optical scanning; forming a permanent coating on the welding spot graph of the circuit board; printing the element symbol and the mark on the board surface of the circuit board through screen pattern screen printing; surface solder processing, lead-free tin spraying or electroless nickel-gold plating; detecting the open and short circuit of the semi-metallized holes on the section of the circuit board. The processing process flow of the semi-metallized holes on the cross section of the printed circuit board is perfected, and the integrity of the semi-metallized holes on the cross section of the printed circuit board is ensured.
Description
Technical Field
The invention relates to the technical field of printed circuit boards, in particular to a printed circuit board edge half-metallization manufacturing process and a drilling device thereof.
Background
The printed circuit board is a generic term of a printed circuit or a printed circuit finished board, in the printed circuit board, the metallized holes are holes with metal plated on the hole walls, and the semi-metallized holes are semi-circular metallized holes on the cross section of the board edge of the printed circuit board finished board.
Traditionally, such semi-metallized holes are machined, typically at the end of the process or after solder mask, with the following adverse effects: the half-metallized Kong Kongbian of the section of the printed circuit board has copper burrs; when the printed circuit board is finished, copper in the non-circuit part is removed, and the metal coating in the half-hole of the section is easy to pull off. Furthermore, the traditional milling method is adopted to process the semi-metallized holes on the cross section of the circuit board, so that the semi-metallized holes on the cross section are easy to be incomplete.
Disclosure of Invention
The invention aims to overcome the defects in the prior art, provides a manufacturing process and a drilling device for semi-metallization of the edge of a printed circuit board, perfects the processing process flow of a semi-metallization hole of the section of the printed circuit board, effectively removes copper burrs and copper sheet scraps generated on the section of the printed circuit board in the forming process of the semi-metallization hole by utilizing an alkaline etching process, and further ensures the integrity of the semi-metallization hole of the section of the printed circuit board.
The aim of the invention is realized by the following technical scheme:
a semi-metallization manufacturing process of a printed circuit board edge comprises the following steps:
drilling a circuit board by adopting a drilling device;
all holes of the circuit board are metallized in a chemical copper deposition mode;
sticking a photosensitive film, and transferring a circuit pattern to the surface of a circuit board through exposure;
copper layers in the holes and tinning protection circuit patterns are thickened through electroplated copper;
processing a semi-metallized hole on the section of the circuit board by adopting a drilling device;
alkaline etching to remove copper burrs;
inspecting the appearance defect of the circuit pattern by optical scanning;
forming a permanent coating on the welding spot graph of the circuit board;
printing the element symbol and the mark on the board surface of the circuit board through screen pattern screen printing;
surface solder processing, lead-free tin spraying or electroless nickel-gold plating;
detecting the open and short circuit of the semi-metallized holes on the section of the circuit board.
A drilling apparatus, comprising: the device comprises a base, a driving part, a rotating shaft, a vertical lifting cam, a horizontal reciprocating cam, a vertical lifting connecting rod, a horizontal reciprocating connecting rod, a vertical lifting sliding rod, a horizontal reciprocating sliding rod, a middle connecting block and a drill bit;
the rotating shaft is rotatably arranged on the base, and the rotating shaft of the rotating shaft is parallel to the horizontal plane;
the vertical lifting cam and the horizontal reciprocating cam are arranged on the rotating shaft;
the middle part of the vertical lifting connecting rod is hinged to the base, one end of the vertical lifting connecting rod is abutted to the cam surface of the vertical lifting cam, the other end of the vertical lifting connecting rod is abutted to one end of the vertical lifting sliding rod, and the middle connecting block is fixedly arranged at the other end of the vertical lifting sliding rod;
the middle part of the horizontal reciprocating connecting rod is hinged to the base, one end of the horizontal reciprocating connecting rod is in butt joint with the cam surface of the horizontal reciprocating cam, the other end of the horizontal reciprocating connecting rod is in butt joint with one end of the horizontal reciprocating sliding rod, the horizontal reciprocating sliding rod is arranged in a sliding penetrating mode on the middle connecting block, and the drill bit is arranged at the other end of the horizontal reciprocating sliding rod;
the driving part drives the rotating shaft to rotate, so that the vertical lifting cam drives the vertical lifting connecting rod to rotate, and further the vertical lifting connecting rod drives the vertical lifting sliding rod to lift in a reciprocating manner along the vertical direction;
the driving part drives the rotating shaft to rotate, so that the horizontal reciprocating cam drives the horizontal reciprocating connecting rod to rotate, and further the horizontal reciprocating connecting rod drives the horizontal reciprocating sliding rod to reciprocate along the horizontal direction.
In one embodiment, the output end of the driving part is provided with a driving gear, the rotating shaft is provided with a driven gear, and the driving gear is meshed with the driven gear.
In one embodiment, the driving part is a motor driving structure.
In one embodiment, one end of the vertical lifting connecting rod is abutted with the cam surface of the vertical lifting cam through a roller, and the other end of the vertical lifting connecting rod is abutted with one end of the vertical lifting sliding rod through a roller.
In one embodiment, one end of the horizontal reciprocating connecting rod is abutted with the cam surface of the horizontal reciprocating cam through a roller, and the other end of the horizontal reciprocating connecting rod is abutted with one end of the horizontal reciprocating sliding rod through a roller.
The invention discloses a manufacturing process and a drilling device for semi-metallization of a printed circuit board edge, which are used for perfecting the processing process flow of semi-metallization holes of a cross section of the printed circuit board, effectively removing copper burrs and copper sheet scraps generated on the cross section of the printed circuit board in the forming process of the semi-metallization holes by utilizing an alkaline etching process, and further ensuring the integrity of the semi-metallization holes of the cross section of the printed circuit board.
Drawings
FIG. 1 is a block diagram of a drilling apparatus according to an embodiment of the present invention;
fig. 2 is a structural view of the drilling apparatus shown in fig. 1 with the base removed.
Detailed Description
In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
A semi-metallization manufacturing process of a printed circuit board edge comprises the following steps:
drilling a circuit board by adopting a drilling device;
all holes of the circuit board are metallized in a chemical copper deposition mode;
sticking a photosensitive film, and transferring a circuit pattern to the surface of a circuit board through exposure;
copper layers in the holes and tinning protection circuit patterns are thickened through electroplated copper;
processing a semi-metallized hole on the section of the circuit board by adopting a drilling device;
alkaline etching to remove copper burrs;
inspecting the appearance defect of the circuit pattern by optical scanning;
forming a permanent coating on the welding spot graph of the circuit board;
printing the element symbol and the mark on the board surface of the circuit board through screen pattern screen printing;
surface solder processing, lead-free tin spraying or electroless nickel-gold plating;
detecting the open and short circuit of the semi-metallized holes on the section of the circuit board.
By the aid of the manufacturing process for the half-metallization of the printed circuit board edge, the forming mode of the half-metallization hole of the section of the printed circuit board is converted from milling processing to drilling processing, and the station design of the forming of the half-metallization hole of the section of the printed circuit board is used for removing copper burrs and copper sheets of the half-hole edge by means of an alkaline etching process after pattern electroplating and before alkaline etching, so that the phenomenon that copper burrs and hole wall coatings of the half-hole edge are pulled off during machining of a plating layer in the half-hole of the printed circuit board is overcome, and PCBA open/short circuit phenomena caused by pulling off or loosening of the copper burrs and the hole wall coatings of the half-hole edge during machining of the plating layer in the half-hole of the printed circuit board are eliminated.
The semi-metallized hole forming mode of the section of the circuit board is converted into drilling processing by milling processing, so that the structure of the drilling device is improved for better adapting to mechanical automatic production.
For example, as shown in fig. 1 and 2, the drilling apparatus 10 includes: the base 100, the driving part 200, the rotation shaft 300, the vertical lift cam 410, the horizontal reciprocating cam 420, the vertical lift link 510, the horizontal reciprocating link 520, the vertical lift slide bar 610, the horizontal reciprocating slide bar 620, the middle connection block 700, and the drill bit 800.
The rotation shaft 300 is rotatably provided on the base 100, and the rotation shaft of the rotation shaft 300 is parallel to the horizontal plane.
The vertical elevating cam 410 and the horizontal reciprocating cam 420 are mounted on the rotation shaft 300.
The middle part of the vertical lifting connecting rod 510 is hinged on the base 100, one end of the vertical lifting connecting rod 510 is abutted with the cam surface of the vertical lifting cam 410, the other end of the vertical lifting connecting rod 510 is abutted with one end of the vertical lifting slide rod 610, and the middle connecting block 700 is fixedly arranged at the other end of the vertical lifting slide rod 610.
The middle part of the horizontal reciprocating link 520 is hinged on the base 100, one end of the horizontal reciprocating link 520 is abutted with the cam surface of the horizontal reciprocating cam 420, the other end of the horizontal reciprocating link 520 is abutted with one end of the horizontal reciprocating slide bar 620, the horizontal reciprocating slide bar 620 is slidably arranged on the middle connecting block 700 in a penetrating manner, and the drill bit 800 is arranged at the other end of the horizontal reciprocating slide bar 620.
The driving part 200 drives the rotation shaft 300 to rotate, so that the vertical lifting cam 410 drives the vertical lifting link 510 to rotate, and further, the vertical lifting link 510 drives the vertical lifting slide bar 610 to lift reciprocally along the vertical direction.
The driving part 200 drives the rotation shaft 300 to rotate, so that the horizontal reciprocating cam 420 drives the horizontal reciprocating link 520 to rotate, and further the horizontal reciprocating link 520 drives the horizontal reciprocating slide bar 620 to reciprocate in the horizontal direction.
Further, the driving gear 910 is disposed at the output end of the driving portion 200, the driven gear 920 is disposed on the rotating shaft 300, and the driving gear 910 is meshed with the driven gear 920, so as to drive the rotating shaft 300 by the driving portion 200, and in this embodiment, the driving portion 200 is a motor driving structure.
Further, one end of the vertical lift link 510 is abutted with the cam surface of the vertical lift cam 410 through a roller, and the other end of the vertical lift link 510 is abutted with one end of the vertical lift slide bar 610 through a roller. One end of the horizontal reciprocating link 520 is abutted with the cam surface of the horizontal reciprocating cam 420 by a roller, and the other end of the horizontal reciprocating link 520 is abutted with one end of the horizontal reciprocating slide bar 620 by a roller. Through setting up the gyro wheel, can make the whole operation of device more smooth and easy.
The drilling device 10 operates as follows:
the driving part 200 drives the rotation shaft 300 to rotate, and the rotation shaft 300 drives the vertical lifting cam 410 and the horizontal reciprocating cam 420 thereon to perform a rotation motion;
because the middle part of the vertical lifting connecting rod 510 is hinged on the base 100, the vertical lifting cam 410 drives the vertical lifting connecting rod 510 to rotate around the base 100, the vertical lifting connecting rod 510 further drives the vertical lifting sliding rod 610 to lift reciprocally in the vertical direction, and then drives the middle connecting block 700 to lift reciprocally in the vertical direction;
because the middle part of the horizontal reciprocating connecting rod 520 is hinged on the base 100, the horizontal reciprocating cam 420 drives the horizontal reciprocating connecting rod 520 to rotate around the base 100, the horizontal reciprocating connecting rod 520 further drives the horizontal reciprocating slide rod 620 to reciprocate along the horizontal direction, and then drives the drill bit 800 to reciprocate along the horizontal direction;
because the horizontal reciprocating slide bar 620 is slidably arranged through the middle connecting block 700, the vertical lifting movement of the middle connecting block 700 also drives the horizontal reciprocating slide bar 620 to move vertically, and further drives the drill bit 800 thereon to move vertically, so that the drill bit 800 has movements in the vertical direction and the horizontal direction at the same time;
when the printed circuit board is placed at a designated position, the drill 800 moves in the horizontal and vertical directions in cooperation with the above-described respective components, thereby achieving the drilling work of the printed circuit board.
It should be noted that, by providing one driving portion 200 and matching with each component, the drilling device 10 realizes the movement of the drill bit 800 in the horizontal and vertical directions, without providing two driving sources, so that the overall structure of the device is more compact, the operation is more efficient, and the cost is saved.
The invention discloses a manufacturing process and a drilling device for semi-metallization of a printed circuit board edge, which are used for perfecting the processing process flow of semi-metallization holes of a cross section of the printed circuit board, effectively removing copper burrs and copper sheet scraps generated on the cross section of the printed circuit board in the forming process of the semi-metallization holes by utilizing an alkaline etching process, and further ensuring the integrity of the semi-metallization holes of the cross section of the printed circuit board.
The above examples illustrate only a few embodiments of the invention, which are described in detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (3)
1. A drilling apparatus, comprising: the device comprises a base, a driving part, a rotating shaft, a vertical lifting cam, a horizontal reciprocating cam, a vertical lifting connecting rod, a horizontal reciprocating connecting rod, a vertical lifting sliding rod, a horizontal reciprocating sliding rod, a middle connecting block and a drill bit;
the rotating shaft is rotatably arranged on the base, and the rotating shaft of the rotating shaft is parallel to the horizontal plane;
the vertical lifting cam and the horizontal reciprocating cam are arranged on the rotating shaft;
the middle part of the vertical lifting connecting rod is hinged to the base, one end of the vertical lifting connecting rod is abutted to the cam surface of the vertical lifting cam, the other end of the vertical lifting connecting rod is abutted to one end of the vertical lifting sliding rod, and the middle connecting block is fixedly arranged at the other end of the vertical lifting sliding rod;
the middle part of the horizontal reciprocating connecting rod is hinged to the base, one end of the horizontal reciprocating connecting rod is in butt joint with the cam surface of the horizontal reciprocating cam, the other end of the horizontal reciprocating connecting rod is in butt joint with one end of the horizontal reciprocating sliding rod, the horizontal reciprocating sliding rod is arranged in a sliding penetrating mode on the middle connecting block, and the drill bit is arranged at the other end of the horizontal reciprocating sliding rod;
the driving part drives the rotating shaft to rotate, so that the vertical lifting cam drives the vertical lifting connecting rod to rotate, and further the vertical lifting connecting rod drives the vertical lifting sliding rod to lift in a reciprocating manner along the vertical direction;
the driving part drives the rotating shaft to rotate, so that the horizontal reciprocating cam drives the horizontal reciprocating connecting rod to rotate, and further the horizontal reciprocating connecting rod drives the horizontal reciprocating sliding rod to reciprocate along the horizontal direction;
one end of the vertical lifting connecting rod is abutted with the cam surface of the vertical lifting cam through a roller, and the other end of the vertical lifting connecting rod is abutted with one end of the vertical lifting sliding rod through a roller;
one end of the horizontal reciprocating connecting rod is abutted with the cam surface of the horizontal reciprocating cam through a roller, and the other end of the horizontal reciprocating connecting rod is abutted with one end of the horizontal reciprocating sliding rod through a roller.
2. The drilling device according to claim 1, wherein the output end of the driving part is provided with a driving gear, the rotating shaft is provided with a driven gear, and the driving gear is meshed with the driven gear.
3. Drilling apparatus according to claim 2, wherein the drive is a motor drive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711036064.7A CN107660078B (en) | 2017-10-30 | 2017-10-30 | Semi-metallization manufacturing process for printed circuit board edge and drilling device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711036064.7A CN107660078B (en) | 2017-10-30 | 2017-10-30 | Semi-metallization manufacturing process for printed circuit board edge and drilling device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107660078A CN107660078A (en) | 2018-02-02 |
| CN107660078B true CN107660078B (en) | 2023-10-31 |
Family
ID=61095063
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711036064.7A Active CN107660078B (en) | 2017-10-30 | 2017-10-30 | Semi-metallization manufacturing process for printed circuit board edge and drilling device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107660078B (en) |
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| GB2063729A (en) * | 1979-06-11 | 1981-06-10 | Rbw Automatic & Laser Eng Ltd | Drilling machine |
| JP2003291092A (en) * | 2002-04-01 | 2003-10-14 | Daido Kogyo Co Ltd | Punching device |
| TW200534978A (en) * | 2004-04-20 | 2005-11-01 | Univ Nat Sun Yat Sen | Punching mechanism actuated by cam for flexible printed circuit boards |
| JP2007245331A (en) * | 2006-02-15 | 2007-09-27 | Hitachi Via Mechanics Ltd | Printed board machining device and drilling method therefor |
| CN101626662A (en) * | 2008-07-11 | 2010-01-13 | 惠阳科惠工业科技有限公司 | Process for removing flash of half PTH hole by dry film etching method |
| CN102378500A (en) * | 2010-08-11 | 2012-03-14 | 成都航天通信设备有限责任公司 | Method for removing burrs of half-edge hole |
| CN102438411A (en) * | 2011-09-30 | 2012-05-02 | 景旺电子（深圳）有限公司 | Method for manufacturing metallized half-hole |
| CN103327753A (en) * | 2013-05-20 | 2013-09-25 | 深圳崇达多层线路板有限公司 | Manufacturing method for metal semi-hole circuit board |
| CN106455333A (en) * | 2016-11-15 | 2017-02-22 | 清远市富盈电子有限公司 | Manufacturing process of PCB metal covered edge plate with gong side and copper burr improved |
| CN107127820A (en) * | 2017-06-26 | 2017-09-05 | 沈洁 | A kind of bar shaped sheet material perforating mechanism |
| CN207612471U (en) * | 2017-10-30 | 2018-07-13 | 惠州市和信达线路板有限公司 | The drilling equipment that printed circuit board edges of boards semi-metal makes |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104918422B (en) * | 2015-05-21 | 2018-04-27 | 东莞市五株电子科技有限公司 | The production method in printed circuit board (PCB) semi-metal hole |
-
2017
- 2017-10-30 CN CN201711036064.7A patent/CN107660078B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2063729A (en) * | 1979-06-11 | 1981-06-10 | Rbw Automatic & Laser Eng Ltd | Drilling machine |
| JP2003291092A (en) * | 2002-04-01 | 2003-10-14 | Daido Kogyo Co Ltd | Punching device |
| TW200534978A (en) * | 2004-04-20 | 2005-11-01 | Univ Nat Sun Yat Sen | Punching mechanism actuated by cam for flexible printed circuit boards |
| JP2007245331A (en) * | 2006-02-15 | 2007-09-27 | Hitachi Via Mechanics Ltd | Printed board machining device and drilling method therefor |
| CN101626662A (en) * | 2008-07-11 | 2010-01-13 | 惠阳科惠工业科技有限公司 | Process for removing flash of half PTH hole by dry film etching method |
| CN102378500A (en) * | 2010-08-11 | 2012-03-14 | 成都航天通信设备有限责任公司 | Method for removing burrs of half-edge hole |
| CN102438411A (en) * | 2011-09-30 | 2012-05-02 | 景旺电子（深圳）有限公司 | Method for manufacturing metallized half-hole |
| CN103327753A (en) * | 2013-05-20 | 2013-09-25 | 深圳崇达多层线路板有限公司 | Manufacturing method for metal semi-hole circuit board |
| CN106455333A (en) * | 2016-11-15 | 2017-02-22 | 清远市富盈电子有限公司 | Manufacturing process of PCB metal covered edge plate with gong side and copper burr improved |
| CN107127820A (en) * | 2017-06-26 | 2017-09-05 | 沈洁 | A kind of bar shaped sheet material perforating mechanism |
| CN207612471U (en) * | 2017-10-30 | 2018-07-13 | 惠州市和信达线路板有限公司 | The drilling equipment that printed circuit board edges of boards semi-metal makes |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107660078A (en) | 2018-02-02 |
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