CN205726665U - A kind of copper-based pcb board with special jewel aperture layer - Google Patents
A kind of copper-based pcb board with special jewel aperture layer Download PDFInfo
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- CN205726665U CN205726665U CN201620101970.5U CN201620101970U CN205726665U CN 205726665 U CN205726665 U CN 205726665U CN 201620101970 U CN201620101970 U CN 201620101970U CN 205726665 U CN205726665 U CN 205726665U
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- special jewel
- pcb board
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Abstract
The utility model provides a kind of copper-based pcb board with special jewel aperture layer, including copper-based flaggy and special jewel aperture layer, the aluminum alloy foil layers being all covered with on lubricant layer that described special jewel aperture layer is solidified with the back side by the core fiber layer of its central authorities, its front of described core fiber layer, described lubricant layer forms, and described special jewel aperture layer is covered in above the Copper Foil in described copper-based its front of flaggy.The utility model is by use new exclusive boring layer, and arranges lubricant, provides easy to use, and the copper-based pcb board that can form smooth boring after once holing that cost is relatively low and using effect is good can improve enterprise competitiveness, have Practical significance.
Description
Technical field
The utility model relates to pcb board and manufactures field, in particular to a kind of copper-based pcb board with special jewel aperture layer.
Background technology
In recent ten years, China's printed circuit board (Printed Circuit Board is called for short PCB) manufacturing quickly grows, and the gross output value, total output occupy the first in the world in pairs.Owing to electronic product makes rapid progress, price war changes the structure of supply chain, and China has industry distribution, cost and the market advantage concurrently, has become as global most important printed circuit board production base.
Printed circuit board develops into dual platen, multi-layer sheet and flex plate from individual layer, and constantly develops to high accuracy, high density and high reliability direction.Constantly reduce volume, reduce cost, raising performance so that printed circuit board, in the evolution of future electronic product, remains in that powerful vitality.
Following printed circuit board manufacturing technology development trend be in performance to high density, in high precision, fine pore, thin wire, Small Distance, highly reliable, multiple stratification, high-speed transfer, light weight, slim direction develop.
In the manufacture process of pcb board, arrange circuit for convenience, need to use PCB drilling machine to carry out drill hole reason on pcb board, if PCB uses composite substrate, the hole that boring is easier to get out is also more smooth, is not required to specially treated, but if desired for boring on metal substrate such as copper base, aluminium base, due to the relation of the factors such as material hardness, generally require and repeatedly hole, and the problem such as leftover pieces residual, boring out-of-flatness easily occurs in boring.At Application No. " CN201420130092.0 ", authorized announcement date is on October 15th, 2014, in the patent document of entitled " a kind of backing plate using water-soluble PCB boring lubricant agent special and aluminum-based cover plate ", disclose a kind of backing plate using water-soluble PCB boring lubricant agent special and aluminum-based cover plate, obtain backing plate together with facing paper, water-soluble PCB boring lubricant agent special are overlayed with high density fiberboard, water-soluble PCB is holed lubricant agent special and aluminium sheet bonds together and obtains aluminum-based cover plate.This backing plate and aluminium base wad plate, owing to being coated with soluble oil, therefore can play the effect of protection lubrication, reduce the treatment process after boring when holing the pcb board using metal material substrate.It but the treatment effect of the program is simultaneously imperfect, is often still to be further processed, simultaneously need to carry out the process compared with multi-step to backing plate and aluminium base, relatively costly, produce time-consuming.
Therefore a kind of more highly effective is researched and developed, can a drilling via formations and play the structure of lubrication protection effect when holing metal material substrate there is Practical significance.
Content of the invention
For under current technique as used PCB drilling machine to copper-based pcb board as directly holed, needing to carry out each boring polishing Shape correction, and the problem that the lubrication optimization method that provides at present is relatively costly, a kind of copper-based pcb board with special jewel aperture layer be provided.
A kind of copper-based pcb board with special jewel aperture layer, including copper-based flaggy and special jewel aperture layer, the aluminum alloy foil layers being all covered with on lubricant layer that described special jewel aperture layer is solidified with the back side by the core fiber layer of its central authorities, its front of described core fiber layer, described lubricant layer forms, and described special jewel aperture layer is covered in above the Copper Foil in described copper-based its front of flaggy.
Further, also can arrange a packing paper layer between described copper-based flaggy and special jewel aperture layer, described its front of packing paper layer and the back side are all solidified with lubricant layer.
Further, the lubricant that described lubricant layer uses is soluble oil.
Further, described copper-based flaggy is pure Cu substrate, and its thickness is 1.2mm 3.5mm.
The utility model has the advantage of, by use new exclusive boring layer, and lubricant is set, provide easy to use, the copper-based pcb board forming smooth boring that cost is relatively low and using effect is good, improves the quality of production of copper-based pcb board, promotes the raising of production efficiency.
Brief description
In order to be illustrated more clearly that the utility model embodiment or technical scheme of the prior art, the accompanying drawing of required use in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is material structure schematic diagram of the present utility model.
Detailed description of the invention
For under current technique as used PCB drilling machine to copper-based pcb board as directly holed, needing to carry out each boring polishing Shape correction, and the problem that the lubrication optimization method that provides at present is relatively costly, a kind of copper-based pcb board with special jewel aperture layer be provided.
The purpose, technical scheme and the advantage that make the utility model embodiment are clearer, below in conjunction with the accompanying drawing in the utility model embodiment, clear, complete description is carried out to the technical scheme in the utility model embodiment, obviously, described embodiment is a part of embodiment of the present utility model, rather than whole embodiments.Based on the embodiment in the utility model, every other embodiment that those of ordinary skill in the art obtain under the premise of not making creative work, broadly fall into the scope of the utility model protection.
As shown in Figure 1, a kind of copper-based pcb board with special jewel aperture layer, including copper-based flaggy 1 and special jewel aperture layer 4, described special jewel aperture layer 4 is made up of the aluminum alloy foil layers 43 being all covered with on the core fiber layer of its central authorities the 41st, lubricant layer the 42nd, described lubricant layer 42 that described its front of core fiber layer 41 and the back side solidify, and described special jewel aperture layer 4 is covered in above the Copper Foil 3 in described its front of copper-based flaggy 1.Also can arrange a packing paper layer 5 between described copper-based flaggy and special jewel aperture layer, described its front of packing paper layer and the back side are all solidified with lubricant layer 42.The lubricant that described lubricant layer 42 uses is soluble oil.Described copper-based flaggy 1 is pure Cu substrate, and its thickness is 1.2mm 3.5mm.
During actual production, first suitable backing plate is put on drilling machine workbench, the copper-based pcb board that the multilayer needing boring has special jewel aperture layer again stacks, bore operation can be carried out, owing to special jewel aperture layer 4 is made by meeting material, hardness is relatively low, the drill bit of drilling machine is not easy to wear, and protect owing to having aluminum alloy foil layers 43, burr will not be produced on copper-based flaggy 1, drilling effect is preferable, lubricant in conjunction with the lubricant layer 42 being distributed in everywhere becomes liquid because being heated, comprehensive can guarantee that during bore operation, copper base 1 is in stable state, reduce processing temperature, the more smooth standard of hole that once boring success and boring obtain, trimming is relatively easy to.
The utility model is by use new exclusive boring layer, and arranges lubricant, provides easy to use, and the copper-based pcb board that can form smooth boring after once holing that cost is relatively low and using effect is good can improve enterprise competitiveness, have Practical significance.
Above content is to combine concrete preferred embodiment further detailed description of the utility model, it cannot be assumed that of the present utility model being embodied as is confined to these explanations, i.e. all made impartial change according to the application scope and modified, all should still be belonged in the utility model covering scope.
Claims (4)
1. a copper-based pcb board with special jewel aperture layer, it is characterized in that, including copper-based flaggy and special jewel aperture layer, the aluminum alloy foil layers being all covered with on lubricant layer that described special jewel aperture layer is solidified with the back side by the core fiber layer of its central authorities, its front of described core fiber layer, described lubricant layer forms, and described special jewel aperture layer is covered in above the Copper Foil in described copper-based its front of flaggy.
2. a kind of copper-based pcb board with special jewel aperture layer according to claim 1, it is characterised in that also can arrange a packing paper layer between described copper-based flaggy and special jewel aperture layer, described its front of packing paper layer and the back side are all solidified with lubricant layer.
3. a kind of copper-based pcb board with special jewel aperture layer according to claim 1, it is characterised in that the lubricant that described lubricant layer uses is soluble oil.
4. a kind of copper-based pcb board with special jewel aperture layer according to claim 1, it is characterised in that described copper-based flaggy is pure Cu substrate, and its thickness is 1.2mm 3.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101970.5U CN205726665U (en) | 2016-02-01 | 2016-02-01 | A kind of copper-based pcb board with special jewel aperture layer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620101970.5U CN205726665U (en) | 2016-02-01 | 2016-02-01 | A kind of copper-based pcb board with special jewel aperture layer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205726665U true CN205726665U (en) | 2016-11-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620101970.5U Active CN205726665U (en) | 2016-02-01 | 2016-02-01 | A kind of copper-based pcb board with special jewel aperture layer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205726665U (en) |
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2016
- 2016-02-01 CN CN201620101970.5U patent/CN205726665U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Copper base PCB board with special drilling layer Effective date of registration: 20180803 Granted publication date: 20161123 Pledgee: China Co truction Bank Corp Boluo branch Pledgor: Boluo Liwei circuit board Co., Ltd. Registration number: 2018440000226 |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180822 Address after: 516155 Mayuan Zhenlong Yuan Industrial Park, Boluo, Huizhou, Guangdong Patentee after: Huizhou Wede circuit Co., Ltd. Address before: 516155 Mayuan Zhenlong Yuan Industrial Park, Boluo, Huizhou, Guangdong Patentee before: Boluo Liwei circuit board Co., Ltd. |