CN108112189A - The welding spot structure and welding structure of metallic conductor Microwave Net circuit - Google Patents
The welding spot structure and welding structure of metallic conductor Microwave Net circuit Download PDFInfo
- Publication number
- CN108112189A CN108112189A CN201711499671.7A CN201711499671A CN108112189A CN 108112189 A CN108112189 A CN 108112189A CN 201711499671 A CN201711499671 A CN 201711499671A CN 108112189 A CN108112189 A CN 108112189A
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- 238000003466 welding Methods 0.000 title claims abstract description 199
- 239000004020 conductor Substances 0.000 title claims abstract description 30
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 99
- 229910000679 solder Inorganic materials 0.000 claims abstract description 40
- 238000005304 joining Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 12
- 238000005476 soldering Methods 0.000 abstract description 6
- 238000009826 distribution Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 230000006641 stabilisation Effects 0.000 description 2
- 238000011105 stabilization Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 206010068052 Mosaicism Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 210000003765 sex chromosome Anatomy 0.000 description 1
- 239000000758 substrate Substances 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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/341—Surface mounted components
- H05K3/3421—Leaded components
- H05K3/3426—Leaded components characterised by the leads
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10356—Cables
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Connections Effected By Soldering, Adhesion, Or Permanent Deformation (AREA)
- Manufacturing Of Electrical Connectors (AREA)
Abstract
The invention discloses a kind of welding spot structure and welding structure of metallic conductor Microwave Net circuit, including：Circuit body, circuit body are equipped at least one welding point, and welding point is equipped with weld job face；And first solder mask, first group of layer are covered on weld job face and enclosing to set to form welding job area, weld job face is recessed with the Tibetan tin portion in welding job area；Wherein, welding job area is used to carry out the positioning that is welded with cable core.When cable core soldering thus being positioned at the welding job area, first group of layer can prevent scolding tin excess flow from causing heap tin difficult, it is ensured that heap tin stability and the uniformity of heap tin form are good；Hiding tin portion also ensures that scolding tin completely coats cable core simultaneously, it is ensured that the electrical connection quality of solder joint is good, while enhances cable core and bear to pull the ability of external force in cable distribution, advantageously reduces secondary operation amount, promotes dress connection efficiency；And the realization method of the welding spot structure is simple, at low cost and functional reliability is high.
Description
Technical field
The present invention relates to mobile communication equipment processing technique field, more particularly to a kind of metallic conductor Microwave Net circuit
Welding spot structure and welding structure.
Background technology
In mobile communications network covering, microwave device is indispensable.The quality of its performance influences whole network
The quality of covering.Microwave Net circuit is the core of microwave device, carries the realization work(of the electrical properties such as phase, work(point ratio
Energy.Microwave circuit generally comprises the substrate based on pcb board etc and prints the circuit formed or led by the metal with stereochemical structure
The circuit that body is formed according to known circuit principle.Metallic conductor Microwave Net circuit is because lack the dielectric shadow of nonmetal medium
It rings, microwave device is theoretically contributed to obtain extremely low Insertion Loss, while obtain the mechanical processing technique of metallic conductor circuit also phase
There is more, better material resource compared with PCB processing technologys, there is higher production efficiency, the metallic conductor microwave of comparable size
Lattice network also has obviously cost advantage.
But due to the primary sex chromosome mosaicism of metallic circuit mechanical processing technique, such as burr, deformation, most important or metal
The problems in the design of conductor Microwave Net circuit pad causes scolding tin excess flow at circuit pad, heap tin difficulty, cable core
The line not exclusively dresses such as cladding connection defect, the electrical connection quality of solder joint is poor, and heap tin stability and form uniformity are poor, causes often to need
Secondary welding operation is carried out, influences dress connection efficiency.
The content of the invention
Based on this, the present invention it is necessary to provide a kind of welding spot structure and welding structure of metallic conductor Microwave Net circuit,
It can ensure the heap tin stability and heap tin form coherence request at solder joint, by promoting the electrical connection quality of solder joint, reduce
Solder joint secondary operation caused by soldering otherness promotes dress connection efficiency.
Its technical solution is as follows：
A kind of welding spot structure of metallic conductor Microwave Net circuit, including：
Circuit body, the circuit body are equipped at least one welding point, and the welding point is equipped with weld job face：And
First solder mask, first group of layer are covered on the weld job face and enclosing to set to form welding job area,
The weld job face is recessed with the Tibetan tin portion in the welding job area；Wherein, the welding job area is used for and electricity
Core carries out the positioning that is welded.
When the welding spot structure of the above-mentioned metallic conductor Microwave Net circuit of application carries out the dress connection of microwave device, by gold
Belong to and weld job area is set in the welding point of circuit body, and silk-screen covers first group of layer in weld job area, and make the
One group of layer, which encloses, to be set to form welding job area, thus when cable core soldering is positioned at the welding job area, first group of layer
It can prevent scolding tin excess flow from causing heap tin difficult, it is ensured that heap tin stability and the uniformity of heap tin form are good；It is recessed simultaneously
Also ensure that scolding tin completely reliably coats cable core in the Tibetan tin portion in welding job area, it is ensured that the electrical connection quality of solder joint
It is good, while enhance cable core and bear to pull the ability of external force in cable distribution, secondary operation amount is advantageously reduced, promotes dress
Join efficiency；And the realization method of the welding spot structure is simple, at low cost and functional reliability is high.
The technical solution of the application is further described below：
In one of the embodiments, the circuit body further includes the circuit main body being connected with the welding point, described
First solder mask includes covering the welding resistance stem portion of the joining place in the weld job face Yu the circuit main body.So can
The low-temperature region flowing that effectively limitation scolding tin is connected from solder joint high-temperature region in circuit body with the welding point, so that it is guaranteed that heap tin
Stability and form uniformity.
In one of the embodiments, first solder mask further includes the first welding resistance flank section and the second welding resistance flank
The same end of portion, the first welding resistance flank section and the second welding resistance flank section is connected with the welding resistance stem portion, is another
Outwards freely extend along the both sides of the edge in the weld job face respectively at end.So it can effectively prevent scolding tin via circuit body
Low-temperature region from the welding point to circuit body that be connected with of thickness surface flow, so that it is guaranteed that the stability of heap tin and form one
Cause property.
In one of the embodiments, straight slot for welding blind slot or welds in the Tibetan tin portion, the welding blind slot or described
The groove width for welding straight slot is less than the diameter of the cable core.It can so prevent from falling into slot when cable core from welding, influence
Operation ease and reliability are welded, while is conducive to control scolding tin amount of flow, it is ensured that is reliably coated with cable core, promotes electricity
Quality of connection and stability.
In one of the embodiments, the welding blind slot or the groove width of the welding straight slot are more straight than the cable core
Small 0.1~the 0.2mm in footpath.It can adapt to the welding dress connection of various sizes of cable core within this range, it is ensured that higher is electrically connected
Quality is connect, while welding blind slot can be taken into account or weld the moulding process requirement of straight slot.
In one of the embodiments, the second solder mask is further included, the welding point is additionally provided with and the weld job face
The weld job opposite face being disposed opposite to each other, second solder mask are covered on the weld job opposite face；The Tibetan tin portion
To weld straight slot, the weld job opposite face is connected by the welding straight slot with the weld job face.So, it can be ensured that
The melting scolding tin in weld job face in welding point is directed to by welding straight slot on weld job opposite face (and cable core
Back side) so that scolding tin completely can reliably coat cable core, ensure electrical connection quality and bonding strength；At the same time, cover
Second group of layer on weld job opposite face can prevent scolding tin excess flow, and because the size foot of welding straight slot again
Under so that scolding tin because surface tension effects are only deposited in inside slot accumulation without dripping, be conducive to be promoted butt welding stability with
Form uniformity, while avoid causing environmental pollution.
In one of the embodiments, the weld job opposite face is equipped with welding resistance trough, and the welding resistance reserves position
Between the edge of second solder mask and the welding straight slot.Pass through the not silk-screen group layer on welding resistance trough, a side
Face is that welding resistance coating is penetrated into welding straight slot when second group of layer makes in order to prevent, influences the heap tin effect of welding point, keeps away
The electrical connection quality for exempting from butt welding contact causes a hidden trouble；On the other hand the scolding tin welded in straight slot is directed to weld job opposite face
On, after scolding tin cooled and solidified so that scolding tin can form dies and snap on the both sides notch of welding straight slot, into
And beneficial to the electrical connection quality and bonding strength promoted at solder joint.
In one of the embodiments, the width range of the welding resistance trough is 0.5~1.0mm.
The present invention also provides a kind of welding structures, and including cable core, scolding tin body and metallic conductor as described above are micro-
The welding spot structure of wave network circuit, the scolding tin body are filled at the welding job area, the Tibetan tin portion and the welding resistance and reserve
In area, the cable core is coated in the scolding tin body.
When the welding that the welding spot structure of the above-mentioned metallic conductor Microwave Net circuit of application carries out microwave device fills connection, pass through
Weld job area is set in the welding point of metallic circuit body, and silk-screen covers first group of layer in weld job area, and
When enclosing first group of layer to set to form welding job area, thus cable core soldering being positioned at the welding job area, first group
Layer can prevent scolding tin excess flow from causing heap tin difficult, it is ensured that heap tin stability and the uniformity of heap tin form are good；Simultaneously
The recessed Tibetan tin portion in welding job area also ensures that scolding tin completely reliably coats cable core, it is ensured that the electrical connection of solder joint
Quality is good, while enhances cable core and bear to pull the ability of external force in cable distribution, advantageously reduces secondary operation amount, carries
Rise dress connection efficiency；And the realization method of the welding spot structure is simple, at low cost and functional reliability is high.
In one of the embodiments, the scolding tin body is located at one end of the welding resistance trough equipped with inner fovea part.Work as weldering
When connecing work surface stopping heating, because weld job face heap tin amount is relatively large, long cooling time compared with scolding tin in slot, scolding tin exists in slot
By pulling force effect during cooling, the solder side so as to cause the welding straight slot surface in the second solder mask one side forms above-mentioned indent
On the one hand portion advantageously ensures that the planarization of the second welding resistance layer surface, contributes to the installation of metallic conductor Microwave Net circuit；Separately
On the one hand it can ensure that cable core is coated completely by scolding tin, improve the electrical connection quality that cable core is pointed out in welding,
Strength guarantee is provided for the stabilization of electrical specifications.
Description of the drawings
Fig. 1 is the structure diagram of the metallic conductor Microwave Net circuit described in the embodiment of the present invention；
Fig. 2 is the partial enlargement structural representation shown in Fig. 1 at the A of structure；
Fig. 3 is the structure diagram of the weld job opposite face of the welding point described in the embodiment of the present invention；
Fig. 4 is the welding structure schematic diagram of the cable core and welding point described in the embodiment of the present invention；
Fig. 5 is the schematic cross-sectional view at the B-B described in this Fig. 4 structures.
Reference sign：
100th, circuit body, 110, welding point, 111, weld job face, 112, weld job opposite face, 120, circuit master
Body, the 200, first solder mask, 210, welding resistance stem portion, the 220, first welding resistance flank section, the 230, second welding resistance flank section, 300, weldering
Connect workspace, 400, Zang Xibu, 500, cable core, the 600, second solder mask, 700, welding resistance trough, 800, scolding tin body,
810th, inner fovea part.
Specific embodiment
To make the objectives, technical solutions, and advantages of the present invention more comprehensible, below in conjunction with attached drawing and specific embodiment party
Formula, the present invention is further described in detail.It should be appreciated that the specific embodiments described herein are only solving
The present invention is released, does not limit protection scope of the present invention.
It should be noted that when element is referred to as " being fixedly arranged on ", " being arranged at " or " install in " another element, it can be with
Directly on another element or there may also be elements therein.When an element is considered as " connection " another yuan
Part, it can be directly to another element or may be simultaneously present wherein element；One element and another element
The concrete mode being fixedly connected can be achieved by the prior art, and details are not described herein, it is preferred to use the fixation side of threaded connection
Formula.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein " and/or " include one or more
The arbitrary and all combination of relevant Listed Items.
Heretofore described " first ", " second " do not represent specific quantity and order, are only used for the differentiation of title.
As shown in Figure 1 to Figure 3, a kind of solder joint knot of the metallic conductor Microwave Net circuit of the embodiment shown for the present invention
Structure, including：100 and first solder mask 200 of circuit body.
Wherein, it is metallic conductor Microwave Net circuit that foregoing circuit body 100 is optional, preferably non-magnetic using mechanical characteristic
Property high conductivity metal sheet fabrication form, generally using copper coin or aluminium alloy plate, such as A16061-T6, be so conducive to protect
Card obtains preferable butt cutting edges burr quality.
Needs are joined according to the dress of different microwave devices, circuit body 100 is equipped at least one circuit branch, circuit branch
End is equipped at least one welding point 110, and the welding point 110 is equipped with weld job face 111；According to the needs of electric property,
Circuit body 100 can form the circuit branch of different number, and the outlet of each circuit branch or entrance are to be electrically connected welding
Point 110, to improve the dress of circuit body connection capacity and performance.
First group of layer is covered on the weld job face 111 and enclosing to set to form welding job area 300, described
Weld job face 111 is recessed with the Tibetan tin portion 400 in the welding job area 300；Wherein, the welding job area 300
For carrying out the positioning that is welded with cable core 500.
When the welding spot structure of the above-mentioned metallic conductor Microwave Net circuit of application carries out the dress connection of microwave device, by gold
Belong to and weld job area is set in the welding point 110 of circuit body 100, and silk-screen covers first group of layer in weld job area,
And enclose first group of layer and set to form welding job area 300, thus 500 soldering of cable core is positioned at the welding job area
When 300, first group of layer can prevent scolding tin excess flow from causing heap tin difficult, it is ensured that heap tin stability and the one of heap tin form
Cause property is good；The recessed Tibetan tin portion 400 in welding job area 300 also ensures that scolding tin completely reliably coats cable core simultaneously
500, it is ensured that the electrical connection quality of solder joint is good, while enhances cable core 500 and bear to pull the ability of external force in cable distribution,
Secondary operation amount is advantageously reduced, promotes dress connection efficiency；And the realization method of the welding spot structure is simple, at low cost and reliable operation
Property it is high.
Please continue to refer to Fig. 2, in one embodiment, the circuit body 100 further includes what is be connected with the welding point
Circuit main body 120, first solder mask 200 include covering the rank in the weld job face 111 and the circuit main body 120
Connect the welding resistance stem portion 210 at place.So can effectively limit scolding tin from solder joint high-temperature region in circuit body 100 with the welding point
110 connected low-temperature region flowings, so that it is guaranteed that the stability of heap tin and form uniformity.
Further, first solder mask 200 further includes the first welding resistance flank section 220 and the second welding resistance flank section 230,
The same end of the first welding resistance flank section 220 and the second welding resistance flank section 230 connects with the welding resistance stem portion 210
It connects, the other end outwards freely extends respectively along the both sides of the edge in the weld job face 111.So effectively it can prevent scolding tin from passing through
The low-temperature region flowing being connected from the thickness surface of circuit body 100 to circuit body 100 with the welding point 110, so that it is guaranteed that
The stability of heap tin and form uniformity.
Specific in this preferred embodiment, above-mentioned first solder mask 200 uses silk screen printing process that will be commonly called as green oil
Coating is produced on welding job face, and the 200 Y-shaped setting of the first solder mask, and the vertical branch of Y-shaped is above-mentioned welding resistance
Stem portion 210, two oblique branchs of interlaced arrangement are above-mentioned first welding resistance flank section 220 and the second welding resistance flank section 230,
The open side of Y-shaped is above-mentioned welding job area 300.
Please continue to refer to Fig. 5, in one embodiment, welding blind slot is in the Tibetan tin portion 400 or welds straight slot, the weldering
It connects blind slot or the groove width for welding straight slot is less than the diameter of the cable core 500.So it can prevent cable core 500 from welding
It is fallen into when connecing in slot, influences to weld operation ease and reliability, while be conducive to control scolding tin amount of flow, it is ensured that with cable core
Line 500 reliably coats, and promotes electrical connection quality and stability.
Further, the welding blind slot or the groove width of the welding straight slot are smaller by 0.1 than the diameter of the cable core 500
~0.2mm.It can adapt to the welding dress connection of various sizes of cable core 500 within this range, it is ensured that higher electrical connection matter
Amount, while welding blind slot can be taken into account or weld the moulding process requirement of straight slot.
In addition, further including the second solder mask 600, the welding point 110 is additionally provided with set opposite with the weld job face 111
The weld job opposite face 112 put, second solder mask 600 are covered on the weld job opposite face 112；The Tibetan tin
Portion 400 is welding straight slot, and the weld job opposite face 112 is electrical by the welding straight slot and the weld job face 111
Connection.So, it can be ensured that the melting scolding tin in weld job face 111 in welding point 110 is directed to welding work by welding straight slot
On industry opposite face 112 (and back side of cable core 500) so that scolding tin completely can reliably coat cable core 500, ensure
Electrical connection quality and bonding strength；At the same time, covering can prevent in second group of layer on weld job opposite face 112 again
Scolding tin excess flow, and because the size underfooting of welding straight slot so that scolding tin is stored because surface tension effects are only deposited in inside slot
Product is conducive to promote butt welding stability and form uniformity, while avoids causing environmental pollution without dripping.
Above-mentioned second solder mask 600 is the same with first group of layer production method, is coated green oil coating using silk screen printing process
In the welding point 110 of metal material.
Please continue to refer to Fig. 3 to Fig. 5, the weld job opposite face 112 is equipped with welding resistance trough 700, specifically, welding resistance
Trough 700 is around the U-shaped region that the notch of welding straight slot is set, and the welding resistance trough 700 is located at second welding resistance
Between the edge of layer 600 and the welding straight slot.By the not silk-screen group layer on welding resistance trough 700, it is on the one hand to
Prevent that welding resistance coating is penetrated into welding straight slot when second group of layer from making, and is influenced the heap tin effect of welding point 110, is avoided butt welding
The electrical connection quality of contact 110 causes a hidden trouble；On the other hand, the design for hiding tin portion 400 and welding resistance trough 700 be it is matched,
Particularly the openings of sizes of welding resistance trough 700 is designed to be more than the openings of sizes for hiding tin portion 400, so that welding is logical
Scolding tin in slot (hiding tin portion 400) is directed on weld job opposite face, in 700 shape of welding resistance trough after scolding tin cooled and solidified
Into overhead kick, that is, scolding tin is enabled to form dies and is snapped on the both sides notch of welding straight slot, and then beneficial to promotion
Electrical connection quality and bonding strength at solder joint.Optionally, the width range of the welding resistance trough 700 is 0.5~1.0mm.
Manufacturing process difficulty is low, while good to the resistance flowing effect of scolding tin.
Please continue to refer to Fig. 4 and Fig. 5, the present invention also provides a kind of welding structure, including cable core 500, scolding tin body
800 and the welding spot structure of metallic conductor Microwave Net circuit as described above, the scolding tin body 800 be filled at the welding job
In area 300, the Tibetan tin portion 400 and the welding resistance trough 700, the cable core 500 is coated on the scolding tin body 800
It is interior.
When the welding that the welding spot structure of the above-mentioned metallic conductor Microwave Net circuit of application carries out microwave device fills connection, pass through
Weld job area is set in the welding point 110 of metallic circuit body 100, and silk-screen covers first group of weldering in weld job area
Layer, and enclose first group of layer and set to form welding job area 300, thus 500 soldering of cable core is positioned at the welding job
During area 300, first group of layer can prevent scolding tin excess flow from causing heap tin difficult, it is ensured that heap tin stability and heap tin form
Uniformity is good；The recessed Tibetan tin portion 400 in welding job area 300 also ensures that scolding tin completely reliably coats cable core simultaneously
Line 500, it is ensured that the electrical connection quality of solder joint is good, while enhances cable core 500 and bear to pull the energy of external force in cable distribution
Power advantageously reduces secondary operation amount, promotes dress connection efficiency；And the realization method of the welding spot structure is simple, at low cost and work
Reliability is high.
On the basis of above-described embodiment, one end that the scolding tin body 800 is located at the welding resistance trough 700 is equipped with indent
Portion 810.When weld job face 111 stops heating, because 111 heap tin amount of weld job face is relatively large, cooled down compared with scolding tin in slot
Time is long, and scolding tin is while cooling by pulling force effect in slot, so as to cause on the welding straight slot surface of 600 one side of the second solder mask
Solder side forms above-mentioned inner fovea part 810, on the one hand advantageously ensures that the planarization on 600 surface of the second solder mask, contributes to metal
The installation of conductor Microwave Net circuit；On the other hand it can ensure that cable core 500 is coated completely by scolding tin, improve cable
Electrical connection quality of the cored wire 500 at welding point 110 provides strength guarantee for the stabilization of electrical specifications.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that come for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the protection of the present invention
Scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (10)
1. a kind of welding spot structure of metallic conductor Microwave Net circuit, which is characterized in that including：
Circuit body, the circuit body are equipped at least one welding point, and the welding point is equipped with weld job face；And
First solder mask, first group of layer is covered on the weld job face and enclosing to set to form welding job area, described
Weld job face is recessed with the Tibetan tin portion in the welding job area；Wherein, the welding job area is used for and cable core
Line carries out the positioning that is welded.
2. the welding spot structure of metallic conductor Microwave Net circuit according to claim 1, which is characterized in that the circuit sheet
Body further includes the circuit main body being connected with the welding point, and first solder mask includes covering in the weld job face and institute
State the welding resistance stem portion of the joining place of circuit main body.
3. the welding spot structure of metallic conductor Microwave Net circuit according to claim 2, which is characterized in that first resistance
Layer further includes the first welding resistance flank section and the second welding resistance flank section, the first welding resistance flank section and the second welding resistance flank
The same end in portion is connected with the welding resistance stem portion, the other end is outwards free along the both sides of the edge in the weld job face respectively
Extend.
4. the welding spot structure of metallic conductor Microwave Net circuit according to claim 1, which is characterized in that the Tibetan tin portion
For welding blind slot or welding straight slot, the groove width of the welding blind slot or the welding straight slot is less than the diameter of the cable core.
5. the welding spot structure of metallic conductor Microwave Net circuit according to claim 4, which is characterized in that the welding is blind
The groove width of slot or the welding straight slot is smaller 0.1~0.2mm than the diameter of the cable core.
6. the welding spot structure of metallic conductor Microwave Net circuit according to claim 1, which is characterized in that further include second
Solder mask, the welding point are additionally provided with the weld job opposite face being disposed opposite to each other with the weld job face, second welding resistance
Layer is covered on the weld job opposite face；The Tibetan tin portion is welding straight slot, and the weld job opposite face passes through described
Welding straight slot is connected with the weld job face.
7. the welding spot structure of metallic conductor Microwave Net circuit according to claim 6, which is characterized in that the welding is made
Industry opposite face be equipped with welding resistance trough, the welding resistance trough be located at second solder mask with it is described weld straight slot edge it
Between.
8. the welding spot structure of metallic conductor Microwave Net circuit according to claim 7, which is characterized in that the welding resistance is pre-
The width range for staying area is 0.5~1.0mm.
9. a kind of welding structure, which is characterized in that including cable core, scolding tin body and such as any one of the claims 1 to 8 institute
The welding spot structure for the metallic conductor Microwave Net circuit stated, the scolding tin body are filled at the welding job area, the Tibetan tin portion
In the welding resistance trough, the cable core is coated in the scolding tin body.
10. welding structure according to claim 9, which is characterized in that the scolding tin body is located at the welding resistance trough
One end is equipped with inner fovea part.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711499671.7A CN108112189A (en) | 2017-12-29 | 2017-12-29 | The welding spot structure and welding structure of metallic conductor Microwave Net circuit |
| PCT/CN2018/097597 WO2019128220A1 (en) | 2017-12-29 | 2018-07-27 | Welding spot structure and welding structure of metallic conductor microwave network circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711499671.7A CN108112189A (en) | 2017-12-29 | 2017-12-29 | The welding spot structure and welding structure of metallic conductor Microwave Net circuit |
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| Publication Number | Publication Date |
|---|---|
| CN108112189A true CN108112189A (en) | 2018-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711499671.7A Pending CN108112189A (en) | 2017-12-29 | 2017-12-29 | The welding spot structure and welding structure of metallic conductor Microwave Net circuit |
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| Country | Link |
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| CN (1) | CN108112189A (en) |
| WO (1) | WO2019128220A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019128220A1 (en) * | 2017-12-29 | 2019-07-04 | 京信通信系统（中国）有限公司 | Welding spot structure and welding structure of metallic conductor microwave network circuit |
| CN110278667A (en) * | 2019-06-26 | 2019-09-24 | 中国电子科技集团公司第三十八研究所 | An integrated welding method for microwave dielectric plate and carrier |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8141241B2 (en) * | 2008-11-28 | 2012-03-27 | Samsung Electro-Mechanics Co., Ltd. | Method of manufacturing a printed circuit board having metal bumps |
| CN105364290A (en) * | 2014-08-18 | 2016-03-02 | 通用汽车环球科技运作有限责任公司 | Tin fusion joining for robust integration of electrical components with axial leads |
| CN205211738U (en) * | 2015-12-07 | 2016-05-04 | 深圳市振华微电子有限公司 | Lead welding structure and hybrid integrated circuit |
| CN205566799U (en) * | 2016-04-28 | 2016-09-07 | 深圳市恒思科科技有限公司 | Simple manufacture's double -deck printed circuit board |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108112189A (en) * | 2017-12-29 | 2018-06-01 | 京信通信系统（中国）有限公司 | The welding spot structure and welding structure of metallic conductor Microwave Net circuit |
-
2017
- 2017-12-29 CN CN201711499671.7A patent/CN108112189A/en active Pending
-
2018
- 2018-07-27 WO PCT/CN2018/097597 patent/WO2019128220A1/en not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8141241B2 (en) * | 2008-11-28 | 2012-03-27 | Samsung Electro-Mechanics Co., Ltd. | Method of manufacturing a printed circuit board having metal bumps |
| CN105364290A (en) * | 2014-08-18 | 2016-03-02 | 通用汽车环球科技运作有限责任公司 | Tin fusion joining for robust integration of electrical components with axial leads |
| CN205211738U (en) * | 2015-12-07 | 2016-05-04 | 深圳市振华微电子有限公司 | Lead welding structure and hybrid integrated circuit |
| CN205566799U (en) * | 2016-04-28 | 2016-09-07 | 深圳市恒思科科技有限公司 | Simple manufacture's double -deck printed circuit board |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019128220A1 (en) * | 2017-12-29 | 2019-07-04 | 京信通信系统（中国）有限公司 | Welding spot structure and welding structure of metallic conductor microwave network circuit |
| CN110278667A (en) * | 2019-06-26 | 2019-09-24 | 中国电子科技集团公司第三十八研究所 | An integrated welding method for microwave dielectric plate and carrier |
| CN110278667B (en) * | 2019-06-26 | 2021-06-29 | 中国电子科技集团公司第三十八研究所 | An integrated welding method for microwave dielectric plate and carrier |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019128220A1 (en) | 2019-07-04 |
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Application publication date: 20180601 |