CN108539460B - A kind of PIN foot connector and application method - Google Patents
A kind of PIN foot connector and application method Download PDFInfo
- Publication number
- CN108539460B CN108539460B CN201810503671.8A CN201810503671A CN108539460B CN 108539460 B CN108539460 B CN 108539460B CN 201810503671 A CN201810503671 A CN 201810503671A CN 108539460 B CN108539460 B CN 108539460B
- Authority
- CN
- China
- Prior art keywords
- pin foot
- connector
- jack
- pcb
- support body
- 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.)
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Links
- 238000000034 method Methods 0.000 title claims abstract description 10
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 40
- 239000006071 cream Substances 0.000 claims abstract description 19
- 238000003466 welding Methods 0.000 claims abstract description 16
- 238000003780 insertion Methods 0.000 claims abstract description 8
- 230000037431 insertion Effects 0.000 claims abstract description 8
- 230000000694 effects Effects 0.000 claims abstract description 5
- 238000010257 thawing Methods 0.000 claims 1
- 229910000679 solder Inorganic materials 0.000 abstract description 7
- 238000007667 floating Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000005476 soldering Methods 0.000 description 7
- 239000007788 liquid Substances 0.000 description 2
- 238000007639 printing Methods 0.000 description 2
- 101100084627 Neurospora crassa (strain ATCC 24698 / 74-OR23-1A / CBS 708.71 / DSM 1257 / FGSC 987) pcb-4 gene Proteins 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/02—Contact members
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
- H01R12/70—Coupling devices
Abstract
The invention discloses a kind of PIN foot connector and application methods, including PCB and connector body, the connector body lower part is equipped with multiple PIN foot, it is correspondingly connected with the position of PIN foot and quantity in device main body on the PCB and is correspondingly arranged multiple PIN foot jacks, PIN foot and the activity grafting of PIN foot jack, the PIN foot is made of three side plates, the abutting end of three side plates connects and composes triangle support body, the cross section of the triangle support body is equilateral triangle, and the upper end of triangle support body is vertical with connector body bottom to be connect；Tin cream is equipped between triangle support body lateral wall and PIN foot jack inner wall.After PIN foot jack on the PIN foot insertion PCB of the invention, one retentivity is generated to PCB, ensure that connector will not be crooked, PIN foot is due to contacting certain power with PIN foot jack inner wall when tin cream climbs cream from bottom to top, so the case where floating high missing solder will not be generated, welding quality is improved.
Description
Technical field
The present invention relates to server architecture design field, specifically a kind of PIN foot connector and application method.
Background technique
Connector is server product and the common part of PC mainboard, and main function is extraneous other equipment, or
Person's connection cables are connected to other equipment or mainboard, so the type of connector has very much, also there are many kinds of set pin foot
Meter, has one kind to be commonly called as frog foot, the benefit of this PIN foot is can to increase grabbing plate force at present.
But in practical application, as shown in Figure 1, Figure 2, Figure 3 shows, since this frog foot is wider, and these connectors are
It is mounted automatically using machine, current PIN foot radian is not easy to insert the connector into the circular hole of PCB greatly.In addition it is being welded
When connecing, tin cream is climb tin from the bottom of PCB circular hole, climb during tin be easy to be jacked up since PIN foot is thin generate float it is high
Situation causes missing solder situation.Since the PIN foot of frog foot formula and the contact area of circular hole are too small, therefore welding quality is very general, meeting
Cause to be not sufficiently stable when such part time job.
Summary of the invention
The purpose of the present invention is to provide a kind of PIN foot connector and application methods, mainly solve current PIN foot insertion
Problem more than difficult, easy skew, missing solder situation.The PIN foot connector uses triangle support body, will not be crooked, steady after insertion PCB
Qualitative strong, PIN foot will not float height when wave-soldering, ensure that welding quality.
The technical scheme adopted by the invention to solve the technical problem is that: a kind of PIN foot connector, structure include PCB
And connector body, the connector body lower part are equipped with multiple PIN foot, are correspondingly connected with PIN foot in device main body on the PCB
Position and quantity are correspondingly arranged multiple PIN foot jacks, the PIN foot and the activity grafting of PIN foot jack, characterized in that the PIN
Foot is made of multiple side plates.
Further, the PIN foot is made of three side plates, and the abutting end of three side plates connects and composes triangle support body, institute
The cross section for stating triangle support body is equilateral triangle, and the upper end of triangle support body is vertical with connector body bottom to be connect；Three
PIN foot jack on angular support body insertion PCB, is equipped with tin cream between triangle support body lateral wall and PIN foot jack inner wall.
Further, the PIN foot is made of four side plates, and the abutting end of four side plates, which is respectively perpendicular, connects and composes four
Side shape support body, the upper end of quadrangle support body is vertical with connector body bottom to be connect, and quadrangle support body is inserted into the PIN foot on PCB
Jack is equipped with tin cream between quadrangle support body lateral wall and PIN foot jack inner wall.
Further, the PIN foot of the triangle support body is hollow structure.
Further, the PIN foot of the quadrangle support body is hollow structure.
Further, the side plate of the PIN foot is equipped with several through-holes communicated with PIN foot inner cavity.
Further, the PIN foot jack inner wall on PCB is equipped with V-arrangement slot corresponding with three sides of triangle support body.
A kind of application method of PIN foot connector, includes the following steps:
(1) position for passing through coordinate control alignment connector main body, then sets part machine suction nozzle by SMT automatically and connection is sucked
The PIN foot of connector body lower part is inserted into the PIN foot jack on PCB by device main body roof, moving connector main body automatically,
How many PIN foot on middle connector body, with regard to how many PIN foot jack on corresponding PCB, all so as to all PIN foot
It can be inserted into PIN foot jack；
(2) PCB of Wave crest Welding, grafting PIN foot is placed in tin liquor, and tin liquor is climb tin from PIN foot jack bottom, is made
It is full of tin liquor between PIN foot side wall and PIN foot jack inner wall, is additionally provided with several due to PIN foot boring, and on side wall
Through-hole, tin liquor can be such that PIN foot is firmly fixed with PIN foot, complete welding through PIN foot inner cavity and PIN foot jack inner cavity.
The beneficial effects of the present invention are:
1, the PIN foot of the invention is triangle support body, after PIN foot is inserted into the PIN foot jack on PCB, generates one to PCB
Retentivity, ensure that connector will not skew, when carrying out wave-soldering, when tin liquor climbs cream from bottom to top PIN foot due to PIN foot
The contact of jack inner wall has certain power, so the case where floating high missing solder will not be generated, improves welding quality.
2, since PIN foot has multiple side plates, it can be welded, be increased by tin cream between side plate and PIN foot jack inner wall
The contact area of welding, guarantee climb that tin is uniform, improve the stability of connector.
3, several through-holes are uniformly provided on PIN foot side plate, when carrying out wave-soldering after connector and PCB grafting, tin liquor
Swash from PIN foot jack bottom, at this point, tin liquor can uniformly full of in entire PIN foot jack, and by PIN foot side plate inner cavity with
Jack closely welds together, and stability is stronger.
4, since the PIN foot jack side wall on PCB is equipped with the V-shaped groove convenient for PIN foot insertion, it ensure that PIN foot is smooth
While insertion, moreover it is possible to PIN foot jack tight clamping fit, enhance retentivity, prevent PIN foot from floating in wave-soldering high or mobile.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the prior art；
Fig. 2 is the top view after prior art weld
Fig. 3 is prior art weld state diagram；
Fig. 4 is structural schematic diagram of the invention；
Fig. 5 is the first embodiment schematic diagram of PIN foot；
Fig. 6 is the top view after the welding of the first embodiment；
Fig. 7 is the schematic diagram of second of embodiment of PIN foot；
Fig. 8 is the top view after second of embodiment welding；
Fig. 9 is partial enlarged view in Fig. 7；
Figure 10 is the schematic diagram of the third embodiment of PIN foot；
Figure 11 is the schematic diagram of the 4th kind of embodiment.
In figure:
1PIN foot, 11 through-holes, 2PIN foot jack, 21 slots, 3 tin creams, 4PCB, 5 connector bodies.
Specific embodiment
A kind of PIN foot connector of the invention and application method are described in detail below referring to Figure of description.
As shown in figure 4, a kind of PIN foot connector of the invention, structure includes PCB4 and connector body 5, the company
It connects 5 lower part of device main body and is equipped with multiple PIN foot 1, the position of PIN foot and quantity correspondence in device main body are correspondingly connected on the PCB and is set
Set multiple PIN foot jacks 2, the PIN foot 1 and the 2 activity grafting of PIN foot jack.
Embodiment one
As shown in Figure 5, Figure 6, the PIN foot 1 is made of three side plates, and the abutting end of three side plates connects and composes three
The cross section of angular support body, the triangle support body is equilateral triangle, and equilateral triangle is the inscribe of PIN foot jack equilateral three
It is angular, there are certain retentivity, the upper end and connector body bottom of triangle support body after ensure that triangle support body insertion jack
Portion vertically connects；Triangle support body is inserted into the PIN foot jack on PCB, between triangle support body lateral wall and PIN foot jack inner wall
Equipped with tin cream.After PIN foot is inserted into the PIN foot jack on PCB, a retentivity is generated to PCB, ensure that connector will not be askew
Tiltedly, when carrying out wave-soldering, PIN foot is due to contacting certain power, institute with PIN foot jack inner wall when tin cream climbs cream from bottom to top
The case where floating high missing solder will not be generated, welding quality is improved.
Embodiment two
As shown in Fig. 7, Fig. 8, Fig. 9, the PIN foot is made of three side plates, and the abutting end of three side plates connects structure
At triangle support body, the cross section of the triangle support body is equilateral triangle, the upper end of triangle support body and connector body
Bottom vertically connects；Triangle support body is inserted into the PIN foot jack on PCB, triangle support body lateral wall and PIN foot jack inner wall it
Between be equipped with tin cream.2 inner wall of PIN foot jack on PCB is equipped with V-arrangement slot 21, PIN corresponding with three sides of triangle support body
When foot is inserted into the jack on PCB, three longitudinal sides of PIN foot respectively correspond the V-arrangement slot 21 of PIN foot jack inner wall, with V-arrangement
Slot is that slideway is smoothly quickly inserted into the jack on PCB, while ensure that PIN foot is smoothly inserted into, moreover it is possible to insert with PIN foot
Hole tight clamping fit enhances retentivity, prevents PIN foot from floating in wave-soldering high or mobile.
Embodiment three
As shown in Figure 10, the PIN foot is made of three side plates, and the abutting end of three side plates connects and composes triangle
The cross section of support body, the triangle support body is equilateral triangle, and the upper end of triangle support body is vertical with connector body bottom
Connection；Triangle support body is inserted into the PIN foot jack on PCB, and tin is equipped between triangle support body lateral wall and PIN foot jack inner wall
Cream 3.The PIN foot of the triangle support body is hollow structure, and three side plates of PIN foot 1 are equipped with several and PIN foot inner cavity
The through-hole 11 communicated, when carrying out wave-soldering after connector and PCB grafting, tin liquor is swashed from PIN foot jack bottom, at this point, tin
Liquid can be uniformly full of in entire PIN foot jack 2, and PIN foot side plate inner cavity is closely welded together with jack, and stability is more
By force.
Example IV
As shown in figure 11, the PIN foot is made of four side plates, and the abutting end of four side plates is respectively perpendicular connection structure
Quadrangularly support body, the upper end of quadrangle support body is vertical with connector body bottom to be connect, and quadrangle support body is inserted on PCB
PIN foot jack is equipped with tin cream between quadrangle support body lateral wall and PIN foot jack inner wall.
The PIN foot of quadrangle support body is hollow structure, may also set up multiple through-holes on four side plates, guarantees that tin cream is uniform
Tin is quickly climbed, welding quality is improved.
A kind of application method of PIN foot connector, includes the following steps:
Include the following steps:
(1) position for passing through coordinate control alignment connector main body, then sets part machine suction nozzle by SMT automatically and connection is sucked
The PIN foot of connector body lower part is inserted into the PIN foot jack on PCB by device main body roof, moving connector main body automatically,
How many PIN foot on middle connector body, with regard to how many PIN foot jack on corresponding PCB, all so as to all PIN foot
It can be inserted into PIN foot jack；
(2) PCB of Wave crest Welding, grafting PIN foot is placed in tin liquor, and tin liquor is climb tin from PIN foot jack bottom, is made
It is full of tin liquor between PIN foot side wall and PIN foot jack inner wall, is additionally provided with several due to PIN foot boring, and on side wall
Through-hole, tin liquor can be such that PIN foot is firmly fixed with PIN foot, complete welding through PIN foot inner cavity and PIN foot jack inner cavity.Tin
Liquid cooling is but tin cream afterwards.
PCB (Printed Circuit Board), Chinese is printed circuit board, also known as printed wiring board, is important
Electronic component, be the supporter of electronic component, be electronic component electrical connection carrier.Since it is using electronic seal
The production of brush art, therefore it is referred to as " printing " circuit board.
Pin, is called pin, and English is PIN.Exactly drawn and peripheral circuit from integrated circuit (chip) internal circuit
Wiring, all pins just constitute the interface of this block chip.One section of lead terminal makes this section and printing by solder
Solder joint is collectively formed in pad on plate.
Connector PIN foot of the invention constitutes PIN foot main body by multiple side plates, can the PIN foot easily on jack PCB insert
In hole, and certain retentivity can be generated, prevent PIN foot crooked under the effect of external force.Since PIN foot has multiple side plates, side
It can be welded by tin cream between plate and PIN foot jack inner wall, increase the contact area of welding, it is uniform that tin is climbed in guarantee, improves
The stability of connector.
The above, only explain through diagrams some principles of the invention, and this specification is not intended to limit to the present invention
In the shown specific structure and the scope of application, therefore all corresponding modifications that may be utilized and equivalent,
Belong to the applied the scope of the patents of the present invention.
In addition to the technical characteristic described in the specification, remaining technical characteristic is technology known to those skilled in the art.
Claims (4)
1. a kind of PIN foot connector, including PCB and connector body, the connector body lower part is equipped with multiple PIN foot, institute
It states and is correspondingly connected with the position of PIN foot and quantity in device main body on PCB and is correspondingly arranged multiple PIN foot jacks, the PIN foot and PIN
Foot jack activity grafting, characterized in that the PIN foot is made of multiple side plates；
The PIN foot is made of three side plates, and the abutting end of three side plates connects and composes triangle support body, the triangle support body
Cross section be equilateral triangle, the upper end of triangle support body is vertical with connector body bottom to be connect；The insertion of triangle support body
PIN foot jack on PCB is equipped with tin cream between triangle support body lateral wall and PIN foot jack inner wall；
PIN foot jack inner wall on PCB is equipped with V-arrangement slot corresponding with three sides of triangle support body.
2. a kind of PIN foot connector according to claim 1, characterized in that the PIN foot of the triangle support body is hollow
Structure.
3. a kind of PIN foot connector according to claim 1, characterized in that the side plate of PIN foot be equipped with several with
The through-hole that PIN foot inner cavity communicates.
4. one kind is according to claim 1 to the application method of PIN foot connector described in 3 any one, characterized in that including such as
Lower step:
(1) position for passing through coordinate control alignment connector main body, then sets part machine suction nozzle by SMT automatically and connector master is sucked
Body roof, the PIN foot of connector body lower part is inserted into the PIN foot jack on PCB by moving connector main body automatically, wherein connecting
How many PIN foot in device main body is connect, with regard to how many PIN foot jack on corresponding PCB, so that all PIN foot can insert
Enter in PIN foot jack；
(2) PCB of Wave crest Welding, grafting PIN foot is placed in the tin liquor of thawing, and tin liquor is climb tin from PIN foot jack bottom,
Make between PIN foot side wall and PIN foot jack inner wall full of tin liquor, due to PIN foot boring, and is additionally provided on side wall several
A through-hole, tin liquor can be such that PIN foot is firmly fixed with PIN foot, complete welding through PIN foot inner cavity and PIN foot jack inner cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810503671.8A CN108539460B (en) | 2018-05-23 | 2018-05-23 | A kind of PIN foot connector and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810503671.8A CN108539460B (en) | 2018-05-23 | 2018-05-23 | A kind of PIN foot connector and application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108539460A CN108539460A (en) | 2018-09-14 |
| CN108539460B true CN108539460B (en) | 2019-09-27 |
Family
ID=63471787
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810503671.8A Active CN108539460B (en) | 2018-05-23 | 2018-05-23 | A kind of PIN foot connector and application method |
Country Status (1)
| Country | Link |
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| CN (1) | CN108539460B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5451174A (en) * | 1993-06-29 | 1995-09-19 | Autosplice Systems, Inc. | Surface mounted pins for printed circuit boards |
| CN201117848Y (en) * | 2007-05-14 | 2008-09-17 | 华为技术有限公司 | Pin and plug-in mounting module applying the pin and circuit board assembly |
| CN101436723B (en) * | 2008-11-21 | 2011-08-17 | 深圳创维－Rgb电子有限公司 | Sealing off resistant hollow pin |
| CN202817186U (en) * | 2012-09-19 | 2013-03-20 | 华为终端有限公司 | Pin antenna and communication terminal |
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2018
- 2018-05-23 CN CN201810503671.8A patent/CN108539460B/en active Active
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| Publication number | Publication date |
|---|---|
| CN108539460A (en) | 2018-09-14 |
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