CN108581121A - A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding - Google Patents
A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding Download PDFInfo
- Publication number
- CN108581121A CN108581121A CN201810666952.5A CN201810666952A CN108581121A CN 108581121 A CN108581121 A CN 108581121A CN 201810666952 A CN201810666952 A CN 201810666952A CN 108581121 A CN108581121 A CN 108581121A
- Authority
- CN
- China
- Prior art keywords
- electronic component
- circuit board
- pcb circuit
- locating piece
- hole
- 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.)
- Pending
Links
- 238000003466 welding Methods 0.000 title claims abstract description 61
- 239000006071 cream Substances 0.000 claims abstract description 72
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims abstract description 70
- 238000004519 manufacturing process Methods 0.000 claims abstract description 10
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- -1 resistance Substances 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 3
- 239000007787 solid Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 11
- 238000005520 cutting process Methods 0.000 description 9
- 230000005611 electricity Effects 0.000 description 9
- 238000003780 insertion Methods 0.000 description 9
- 230000037431 insertion Effects 0.000 description 9
- 238000001816 cooling Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 7
- 238000005476 soldering Methods 0.000 description 7
- 239000002360 explosive Substances 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 4
- 229910052802 copper Inorganic materials 0.000 description 4
- 239000010949 copper Substances 0.000 description 4
- 239000003973 paint Substances 0.000 description 4
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004807 localization Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 206010038743 Restlessness Diseases 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003698 laser cutting Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000004088 simulation Methods 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
- H05K3/3431—Leadless components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/06—Solder feeding devices; Solder melting pans
- B23K3/0607—Solder feeding devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- 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
Abstract
The invention discloses a kind of auxiliary tools that electronic component is fixed on to PCB circuit board welding, auxiliary tool is electronic component locating piece, and the top of the electronic component locating piece is welded on PCB circuit board at least provided with a cooperation electronic component and the electronic component of tin cream contact is specified to be inserted into through-hole；When use, electronic component locating piece let-down is positioned in the front of PCB circuit board, ensure that electronic component locating piece is located and stablizes not deviation, specified electronic component is set to be inserted into through-hole alignment on the tin cream contact that PCB circuit board is specified, then by the electronic component of required welding from electronic component be inserted into through-hole be inserted into, make electronic component pin be aligned and with the tin cream contact of PCB circuit board；This product makes electronic component welding quality greatly promote, and welding production efficiency is obviously improved, and the electronic component pin after welding connect solid, electronic component pin welding center with tin cream；The advantages that production cost substantially reduces.
Description
Technical field
It is specifically a kind of to be fixed on electronic component the present invention relates to a kind of tool that is auxiliarily fixed of electronic component
The auxiliary tool of PCB circuit board welding.
Background technology
1, the circuit board of current limited production, which mostly uses, is manually welded in electronic component with the welding manner of electric welding pen
PCB circuit board, especially three-dimensional electronic component (such as capacitance, electronic transformer), weight foot it is light, can not be fixed on
The surface of PCB circuit board, can only one it is hand steered or fixed with tweezers, another hand is welded in PCB circuits by electric welding pen
It is manually of high cost on plate, low production efficiency；In addition, the electronic component meeting that human weld requires part positive and negative anodes
Positive and negative anodes are caused to weld on the contrary, product qualification rate is difficult to ensure.2, the circuit board that current scale is produced in enormous quantities is substantially all
It is to use chip mounter by electronic component by being sticked to after dispensing on the tin contact of designated position, then so that tin cream is reached by heating
It is welded as a whole with the foot of electronic component after to fusing point, cooling later makes tin cream solidify and make electronic component and PCB circuits
Plate completes welding, and still, pressure can cause part electronic component caused by the difference of PCB circuit board contact soldering tin amount
To fracture (damage), welding quality cannot intuitively be found out ontology, such as have：Tin cream has bubble, does not melt, electronic component foot body
Biases contacts etc.；It is of high cost that dedicated patch electronics components are pasted with chip mounter.
Invention content
In order to solve the above technical problem, the present invention provides a kind of to electronic component, conducting wire, especially three-dimensional electronics
Component can precisely, ensure the uncomfortable unrest of positive and negative anodes, electronic component foot body and the connection of tin cream contact center and can stablize auxiliary
Electronic component is helped to complete the auxiliary tool that electronic component is fixed on to PCB circuit board welding of welding.
Solve above-mentioned technical problem scheme be：
A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, auxiliary tool are fixed for electronic component
Position block, the top of the electronic component locating piece are welded on PCB circuit board at least provided with a cooperation electronic component and specify
The electronic component of tin cream contact is inserted into through-hole.
Scheme it is further：The electronic component be inserted into through-hole diameter be slightly larger than the diameter for being inserted electronic component or
Length and width degree.
Scheme it is further：The wall body that the electronic component is inserted into through-hole is equipped with the pin that electronic component pin is inserted into
Position straight slot.
Scheme it is further：；The electronic component locating piece is equipped with the positioning for coordinating fixed position with PCB circuit board
Device.
Scheme it is further：The positioning device includes the positioning through hole being located at the top of electronic component, on positioning through hole
It is plugged with pilot pin individually positioning column either individual location hole.
Scheme it is further：The electronic component locating piece is round or polygon；The electronic component is inserted into logical
Hole is round or polygon；The electronic component locating piece is metal or nonmetallic manufacture.
Scheme it is further：The bottom of the electronic component locating piece is fixed with foot pad.
Scheme it is further：The electronic component is electromechanical compo, semi-conductor discrete device, electro-acoustic element, laser
Part, electron display device, photoelectric device, switch element, inductance component, frequency element, magnetic elements aforementioned any or
Two or more combination.
Scheme it is further：The electronic component be electric conductor, resistance, capacitor, potentiometer, electron tube, radiator,
Connector, sensor, power supply, electronic transformer, relay, integrated circuit, transistor aforementioned any one or two kinds of or two kinds
Above combination.
The present invention it is a kind of by electronic component be fixed on PCB circuit board welding auxiliary tool advantage be：Auxiliary tool
Top for electronic component locating piece, the electronic component locating piece is welded at least provided with a cooperation electronic component
PCB circuit board specifies the electronic component of tin cream contact to be inserted into through-hole；The electronic component locating piece is equipped with and PCB circuits
Plate coordinates the positioning device of fixed position, and positioning device is for example：Pilot pin, location hole, positioning column, convex grain etc.；In use,
By electronic component locating piece let-down in the front of PCB circuit board, positioning aperture that positioning device has been provided with PCB circuit board or
Positioning port or locating piece cooperation first position, and ensure that electronic component locating piece is located and stablize not deviation, make specified electronics member device
Part is inserted into through-hole alignment on the tin cream contact that PCB circuit board is specified, then that the electronic component of required welding is first from electronics
Device be inserted into through-hole be inserted into, make electronic component pin be aligned and with the tin cream contact of PCB circuit board, then by electronics
Component locating piece, PCB circuit board are integrally put into reflow soldering, make the tin cream contact in PCB circuit board tin cream melt and with
The pin welding of electronic component is integrated, and cooling of then coming out of the stove makes tin cream solidify and the pin of electronic component is made to be touched with tin cream
Spot welding is connected and fixed, and then promotes taking-up, welding to complete upwards electronic component locating piece, auxiliary finishes；This product knot
Structure replaces the part electronic component that conventional patch machine can not weld and (solves the non-dedicated patch electronics member device that chip mounter cannot paste
Part), the conventional method that human hand auxiliary is welded with electric welding pen is also replaced, can will not be broken with 100% guarantee electronic component and split (damage
It is bad), welding quality greatly promotes, and fraction defective is almost nil, and tin cream fusing is good, the electronic component pin after welding and tin cream
Connect solid, electronic component pin welding center；The advantages that production cost substantially reduces.
Description of the drawings
Fig. 1 is the vertical view of product of the present invention；
Fig. 2 is the front view of product of the present invention；
Fig. 3 is the stereogram of product of the present invention；
Fig. 4 is product embodiments 1 of the present invention application signal explosive view；
Fig. 5 is that product embodiments 1 of the present invention apply schematic isometric；
Fig. 6 is product embodiments 2 of the present invention application signal explosive view；
Fig. 7 is that product embodiments 2 of the present invention apply schematic isometric；
Fig. 8 is product embodiments 3 of the present invention application signal explosive view；
Fig. 9 is that product embodiments 3 of the present invention apply schematic isometric；
Figure 10 is product embodiments 4 of the present invention application signal explosive view；
Figure 11 is that product embodiments 4 of the present invention apply schematic isometric；
Figure 12 is the application schematic diagram that product positioning column of the present invention substitutes pilot pin；
Figure 13 is the application schematic diagram that product location hole of the present invention substitutes pilot pin；
Figure 14 is product embodiments 5 of the present invention application signal explosive view；
Figure 15 is that product embodiments 5 of the present invention apply schematic isometric；
Figure 16 is product embodiments 6 of the present invention application signal explosive view；
Figure 17 is that product embodiments 6 of the present invention apply schematic isometric.
Specific implementation mode
A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, auxiliary tool are fixed for electronic component
Position block 1, the top of the electronic component locating piece 1 are welded on PCB circuit board 2 at least provided with a cooperation electronic component and refer to
The electronic component for determining tin cream contact is inserted into through-hole 11.
The locating scheme 1 of electronic component locating piece 1, PCB circuit board 2：When electronic component locating piece 1, PCB circuit board
2 be round, equilateral polygon (such as：Square, equilateral triangle, equilateral diamond shape etc.) when, it can be by estimating electronics member
Device is inserted into through-hole alignment and specifies the position of tin cream contact to be positioned in PCB circuit board, this localization method relative efficiency low one
A bit, it is positioned preferably by positioning device, improves location efficiency.
The locating scheme 2 of electronic component locating piece 1, PCB circuit board 2：When electronic component locating piece 1, PCB circuit board
2 be non-equilateral polygon (such as：Trapezoidal, non-equilateral triangle, irregular polygon etc.) when, by estimating electronic component
The positioning block alignment PCB circuit board length of side can be positioned quickly, and electronic component is made to be inserted into through-hole alignment PCB circuit board
It on specified tin cream contact, is positioned without positioning device, this accurate positioning, improves location efficiency；This localization method can be manually
Positioning, can also be positioned by automated mechanical hand.
Electronic component welding process：The electronic component of required welding is inserted into through-hole 11 from electronic component to be inserted into simultaneously
Bottom hole is slid into, so that the pin of electronic component is aligned and is designated the tin cream contact of welding with PCB circuit board 2, then will
Electronic component locating piece 1, PCB circuit board 2 are integrally put into reflow soldering, keep the tin cream of the tin cream contact in PCB circuit board 2 molten
Change and be simultaneously integrated with the pin welding of electronic component, cooling of then coming out of the stove so that tin cream is solidified and make the pin of electronic component with
Tin cream contact is welded to connect fixation, then promotes electronic component locating piece 2 upwards and takes out, and welding is completed, and auxiliary finishes.
Preferred embodiment：The electronic component be inserted into through-hole 1 diameter be slightly larger than the diameter for being inserted electronic component or length,
Width；If electronic component is cylinder, it is circle that the electronic component opened up, which is inserted into through-hole, and bore dia is slightly larger than electricity
The purpose of the diameter of sub- component is to facilitate electronic component to be inserted into and electronic component is made to slide into bottom hole；If electronic component
(i.e. for rectangle：The top section of electronic component is square or rectangle), it is square that the electronic component opened up, which is inserted into through-hole,
Shape (square or rectangular), the length and width in hole are slightly larger than the length and width of the top section of electronic component, and the purpose is to facilitate electricity
Sub- component is inserted into and electronic component is made to slide into bottom hole.
Preferred embodiment：The wall body that the electronic component is inserted into through-hole 11 is determined equipped with the pin that electronic component pin is inserted into
Position straight slot 11A, pin positioning straight slot 11A are used to be inserted into " L " shape of electronic component or the pin of outside sweep, and pin positions straight slot
11A is that specified electronic component pin is uniquely inserted into angle, and the electronic component pin of " L " shape or outside sweep is made to be touched with tin cream
Point has more contacts area, and welding is more secured, meanwhile, the electronic component pin and PCB circuit board of " L " shape or outside sweep
2 plate faces contact more areas, more stable and firm after so that electronic component is welded.
Preferred embodiment：The electronic component locating piece 1 is equipped with coordinates the positioning of fixed position to fill with PCB circuit board 2
12 are set, positioning device 12 is for example：Pilot pin, location hole, positioning column, convex grain etc.；In use, by electronic component locating piece
1 let-down in the front of PCB circuit board 2, match by positioning aperture 21 or raised bar 22 that positioning device 12 has been provided with PCB circuit board 2
Conjunction first positions, and ensures that electronic component locating piece is located and stablizes not deviation, so that specified electronic component is inserted into through-hole 11 and is aligned
On the tin cream contact that PCB circuit board 2 is specified.
Preferred embodiment：The positioning device 12 includes being located at positioning through hole 121 at the top of electronic component, on positioning through hole
It is plugged with pilot pin 122, positioning through hole 11 insertion of the pilot pin 122 at the top of electronic component is worn, the pilot pin 122 of hypomere
It penetrates the positioning aperture 21 that PCB circuit board 2 has been arranged and coordinates fixed position.
Preferred embodiment：The positioning device 12 includes the positioning through hole being located at the top of electronic component, is inserted on positioning through hole
It is connected to pilot pin individually positioning column either individual location hole.
Preferred embodiment：The positioning device 12 is positioning column or location hole, such as in the bottom of electronic component locating piece 1
Extend (connection) positioning column and be used to be inserted into the cooperation of positioning aperture 21 fixed position that PCB circuit board 2 has been arranged, to for example in electronics
Fixed bit is inserted into raised bar 22 cooperation of the bottom setting location hole of component locating piece 1 for being arranged in PCB circuit board 2
It sets.
Preferred embodiment：The electronic component locating piece 1 is round or polygon, the shape of electronic component locating piece 1
Preferably as PCB circuit board 2, it is positioned such that more accurate；It is round or polygon that the electronic component, which is inserted into through-hole 11,
Electronic component insertion 11 shape of through-hole is identical as the electronic component shape inserted, and round hole is to circular electronic component, square
To rectangle electronic component, the shape being consistent more has using raising production efficiency and prevents from malfunctioning in shape hole；The electronics member
Device locating piece 2 is metal or nonmetallic manufacture, high temperature resistant degree be on tin cream fusing point, generally using based on metal；Example
Such as：Tin cream fusing point is 150 DEG C, and melting point metal is 200 DEG C；Tin cream fusing point is 200 DEG C, and melting point metal is 250 DEG C；Tin cream fusing point is
250 DEG C, melting point metal is 300 DEG C.Preferred embodiment：The bottom of the electronic component locating piece 1 is fixed with foot pad 13；If
PCB circuit board welded a part shorter and smaller electronic component (such as：Height after the welding such as resistance, chip, LED lamp bead
Electronic component less than 6mm), it at this moment needs to increase by 13 padded electronic component locating piece 1 of foot pad, electronic component is made to position
Block 1 is not touched with the shorter and smaller electronic component welded, the shorter and smaller electronic component for preventing damage from having welded；Such as PCB lines
Road plate, which is the side of plane, can not increase foot pad, still, mostly have foot pad during use in order not to damage PCB circuit board surface
1.
Preferred embodiment：The electronic component is electronic component, electronic device or above-mentioned any.
Preferred embodiment：The electronic component is electromechanical compo, semi-conductor discrete device, electro-acoustic element, laser device, electricity
Sub-display part, photoelectric device, switch element, inductance component, frequency element, magnetic elements aforementioned any one or two kinds of or
Two or more combinations.
Preferred embodiment：The electronic component is electric conductor, resistance, capacitor, potentiometer, electron tube, radiator, connection
Device, sensor, power supply, electronic transformer, relay, integrated circuit, transistor it is aforementioned any one or two kinds of or two or more
Combination.
A kind of PCB circuit board, PCB circuit board include substrate (such as：Aluminum substrate, fibre base plate), it pastes on substrate
There is insulating film layer, conducting wire copper sheet item is pasted on insulating film layer, insulated paint is covered on insulating film, conducting wire copper sheet item
Layer, there is not tin cream contact in part by silk-screen on the conducting wire copper sheet item of insulated paint covering, except tin cream contact is not covered by insulated paint
Lid, remaining conducting wire copper sheet item are covered by insulated paint, and tin cream contact is prepared for connecting (welding) electronic component.
The manufacturing method of electronic component locating piece：Suitable sheet metal is first selected, then in the controller of cutting machine
It imports the shape for cutting into electronic component locating piece needed for (or editing simulation on cutting machine) and electronic component insertion is logical
Then sheet metal is placed cutting head and fixed, then starts cutting machine by the software cutting process in hole, cutting machine exists before
The shape cutting process that computer internal model is drawn up cut required shape electronic component locating piece (such as：Round, side
Shape), the extra clout discretely adhered to of removal, is finally molded required electronic component locating piece after having cut；Cutting machine is
Laser cutting machine or saw formula cutting machine.
Embodiment 1：
As shown in Figure 4, Figure 5：A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, auxiliary tool
For electronic component locating piece, in use, electronic component locating piece is placed on PCB circuit board surface, the electricity by foot pad
The top of sub- component locating piece is welded on PCB circuit board equipped with cooperation conducting wire A and specifies corresponding lead A pin tin creams contact A 1
Conducting wire is inserted into through-hole 11, and it is circle that conducting wire, which is inserted into through-hole 11,；The bottom of the electronic component locating piece 1 is fixed with foot pad 13；
The electronic component locating piece 1 is equipped with the positioning device 12 for coordinating fixed position with PCB circuit board 2, and positioning device 12 is wrapped
The positioning through hole 121 being located at the top of electronic component is included, is plugged with pilot pin 122 on positioning through hole 121, pilot pin 122 is from electricity
The insertion of positioning through hole 121 at the top of sub- component is worn, and it is small that the pilot pin 122 of hypomere penetrates the positioning that PCB circuit board 2 has been arranged
Hole 21 coordinates fixed position, and after positioning, conducting wire A slides into bottom hole, the pin of conducting wire A and specified tin cream contact naturally after being inserted into
A1 is touched, and is integrally put into reflow soldering together with electronic component locating piece 1, PCB circuit board 2 after conducting wire A insertings, is made PCB circuits
The tin cream of tin cream contact A 1 on plate 2, which melts, to be simultaneously integrated with the pin welding of conducting wire A, cooling of then coming out of the stove make tin cream solidify and
The pin and specified tin cream contact for making conducting wire are welded to connect fixation, and electronic component locating piece is then promoted taking-up upwards,
Welding is completed, and auxiliary finishes.
Embodiment 2：
As shown in Figure 6, Figure 7：A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, auxiliary tool
For electronic component locating piece 1, in use, electronic component locating piece 1 is placed on 2 surface of PCB circuit board, institute by foot pad 13
The top for stating electronic component locating piece 1 is welded on the specified corresponding electronic transformer of PCB circuit board 2 equipped with cooperation electronic transformer B
The electronic transformer of device pin tin cream contact B1, B2, B3, B4 are inserted into through-hole 11, and it is rectangle that electronic transformer, which is inserted into through-hole, right
Electronic transformer shape, electronic transformer is answered to have four feet, corresponding tin cream contact B1, B2, B3, B4；The electronic component positioning
The bottom of block is fixed with foot pad 13；The electronic component locating piece 1 is equipped with coordinates determining for fixed position with PCB circuit board 2
Position device 12, positioning device 12 include the positioning through hole 121 being located at the top of electronic component, and it is fixed to be plugged on positioning through hole 121
Position needle 122, positioning through hole 121 insertion of the pilot pin 122 at the top of electronic component are worn, and the pilot pin of hypomere penetrates PCB lines
The positioning aperture 21 that road plate 2 has been arranged coordinates fixed position, and after positioning, electronic transformer B slides into bottom hole naturally after being inserted into, electricity
The pin of sub- transformer B is touched with specified tin cream contact B1, B2, B3, B4, together with electronics member device after electronic transformer B insertings
Part locating piece 1, PCB circuit board 2 are integrally put into reflow soldering, make the tin cream contact in PCB circuit board 2 tin cream melt and with electricity
The pin welding of sub- transformer B is integrated, cooling of then coming out of the stove so that tin cream is solidified and make the pin of electronic transformer 2 with it is specified
Tin cream contact is welded to connect fixation, then promotes taking-up, welding to complete upwards electronic component locating piece, auxiliary finishes.
Embodiment 3：
As shown in Figure 8, Figure 9：A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, auxiliary tool
For electronic component locating piece 1, in use, electronic component locating piece 1 is placed on 2 surface of PCB circuit board, institute by foot pad 13
The top for stating electronic component locating piece 1 is welded on the specified corresponding capacitance of PCB circuit board 2 equipped with the capacitance C of cooperation " L " shape pin
The capacitance of pin tin cream contact C1, C2 are inserted into through-hole 11, and it is circle that capacitance, which is inserted into through-hole 11, and capacitance has bipod, corresponding tin cream to touch
Point C1, C2, the wall body that capacitance is inserted into through-hole 11 are equipped with two pins positioning straight slot 11A that capacitance pin is inserted into；The electronics member
The bottom of device locating piece 1 is fixed with foot pad 13；The electronic component locating piece 1 is equipped with to coordinate with PCB circuit board 2 and fix
The positioning device 12 of position, positioning device 12 include being located at positioning through hole 121 at the top of electronic component, grafting on positioning through hole
There are pilot pin 122, positioning through hole 121 insertion of the pilot pin 122 at the top of electronic component to wear, the pilot pin of hypomere penetrates
The positioning aperture 21 that PCB circuit board 2 has been arranged coordinates fixed position, and after positioning, " L " shape pin capacitance slides into naturally after being inserted into
(capacitance slides bottom hole from through-hole, " L " shape pin is slided from corresponding pin positioning straight slot 11A, so that capacitance is become unique and is inserted into
Angle makes the pin of " L " shape pin capacitance and tin cream contact have more contacts area, and welding is more secured, meanwhile, " L " shape
The capacitance of pin contacts more areas with PCB circuit board plate face, more stable and firm after so that capacitance is welded, and in addition can prevent
Misplug, it can also be ensured that the positive and negative anodes of capacitance, which are welded on the specified positive/negative plate of PCB circuit board plate, not to malfunction), " L " shape pin
The pin of capacitance is touched with specified tin cream contact C1, C2, together with electronic component locating piece, PCB circuit board after capacitance inserting
It is integrally put into reflow soldering, so that the tin cream of the tin cream contact in PCB circuit board is melted and is integrated with the pin welding of capacitance, so
Cooling of coming out of the stove afterwards makes tin cream solidify and the pin of capacitance is made to be welded to connect fixation with specified tin cream contact, then by electronics member device
Part locating piece promotes taking-up, welding to complete upwards, and auxiliary finishes.
Embodiment 4：
As shown in Figure 10, Figure 11：A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, backman
Tool is electronic component locating piece 1, and the capacitance of the present embodiment is the capacitance C of " L " shape pin；In use, electronic component positions
Block 1 is placed on 2 surface of PCB circuit board by foot pad 13, and the top of the electronic component locating piece 1 is equipped with cooperation conducting wire A, electricity
Sub- transformer B, capacitance C are welded on PCB circuit board 2 and corresponding lead, electronic transformer, capacitance pin tin cream contact are specified to lead
Line, electronic transformer, capacitance are inserted into through-hole 1A, 1B, 1C, and conducting wire pin tin cream contact A 1, electronic transformer has four feet and correspondence
Electronic transformer pin tin cream contact B1, B2, B3, B4, capacitance pin tin cream contact C1, C2, conducting wire A, capacitance C insertion through-hole
For circle, it is rectangle that electronic transformer B, which is inserted into through-hole, and corresponding electronic transformer rectangular shape, wherein capacitance C is inserted into through-hole
Wall body be equipped with the pin positioning straight slot C11 that capacitance pin is inserted into；Conducting wire A corresponding leads are inserted into through-hole 1A, and capacitance C corresponds to capacitance
It is inserted into through-hole 1C, electronic transformer B corresponds to electronic transformer and is inserted into through-hole 1B；The bottom of the electronic component locating piece 1 is solid
Surely there is foot pad 13；The electronic component locating piece 1 is equipped with the positioning device 12 for coordinating fixed position with PCB circuit board 2, fixed
Position device 12 includes the positioning through hole 121 being located at the top of electronic component, and pilot pin 122 is plugged on positioning through hole 121, is positioned
Positioning through hole 11 insertion of the needle 122 at the top of electronic component is worn, and the pilot pin of hypomere penetrates what PCB circuit board 2 had been arranged
It positions aperture 21 and coordinates fixed position, after positioning, " L " shape pin capacitance C slides into bottom hole naturally after being inserted into (capacitance is slided from through-hole
Under, " L " shape pin slided under B11 from corresponding pin positioning straight slot, so that capacitance is become unique and be inserted into angle, make " L " shape pin
The pin of capacitance has more contacts area with tin cream contact, and welding is more secured, meanwhile, the capacitance and PCB lines of " L " shape pin
Road plate plate face contacts more areas, more stable and firm after so that capacitance is welded, and in addition can prevent misplug, it can also be ensured that electricity
The positive and negative anodes of appearance, which are welded on the specified positive/negative plate of PCB circuit board plate, not to malfunction), the pin of " L " shape pin capacitance with it is specified
Tin cream contact touch；Conducting wire, electronic transformer are put into from corresponding insertion through-hole, after conducting wire, electronic transformer are slotting certainly
So slide into bottom hole, conducting wire, electronic transformer pin touched with specified tin cream contact, conducting wire, capacitance, electronic transformer are slotting
It is integrally put into reflow soldering together with electronic component locating piece, PCB circuit board after dress, makes the tin cream contact in PCB circuit board
Tin cream is melted and is integrated with the pin welding of conducting wire, capacitance, electronic transformer, and cooling of then coming out of the stove makes tin cream solidify and make to lead
Line, capacitance, electronic transformer pin and specified tin cream contact be welded to connect fixation, then by electronic component locating piece to
Upper promotion is taken out, and welding is completed, and auxiliary finishes.
Embodiment 5：
As shown in Figure 14, Figure 15：A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, backman
Tool is electronic component locating piece 1, and the top of the electronic component locating piece 1 sets that there are one the capacitance C of cooperation " L " shape pin
Being welded on PCB circuit board 2 specifies the electronic component of tin cream contact C1, C2 to be inserted into through-hole 11, and electronic component is inserted into through-hole 11
Wall body be equipped with the pin positioning straight slot 11A that electronic component pin is inserted into；The bottom of the electronic component locating piece 1 is fixed
There is foot pad 13；PCB circuit board, electronic component locating piece described in the present embodiment are trapezoidal；Electronic transformer is inserted into through-hole 11
For circle, corresponding capacitance C-shape, capacitance C has two feet, corresponding tin cream contact C1, C2；This method is not necessarily to positioning device, passes through mesh
Their shape, short side against short side are surveyed, long side can quickly position bevel edge fitting on long side, bevel edge；This structure welding process
(using process) refers to 3 process of previous embodiment.
Embodiment 6：
As shown in Figure 16, Figure 17：A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, backman
Tool is electronic component locating piece 1, and the top of the electronic component locating piece 1 sets that there are one the B welding of cooperation electronic transformer
The electronic component of tin cream contact B1, B2, B3, B4 is specified to be inserted into through-hole 11 in PCB circuit board 2；The electronic component positioning
The bottom of block 1 is fixed with foot pad 13；PCB circuit board, electronic component locating piece described in the present embodiment is integrally generally circular,
But the two is equipped with the section of a vertical symmetry for positioning in round one side wall；It is rectangular that electronic transformer, which is inserted into through-hole 11,
Shape, corresponding electronic transformer shape, electronic transformer have four feet, corresponding tin cream contact B1, B2, B3, B4；This method is without positioning
Device, by estimating their shape, the two section pair cross-section, circular portion can quickly position circular portion fitting；This
Structure welding process (using process) refers to 2 process of previous embodiment.
As shown in figure 12：Positioning device 12 in above-described embodiment 1 to 4 can be substituted with positioning column, in electronic component
Locating piece bottom or side wall extend downwardly connection positioning column, are inserted into the positioning aperture that PCB circuit board has been arranged by positioning column and match
Close fixed position.
As shown in figure 13：Positioning device 12 in above-described embodiment 1 to 4 can be substituted with location hole, in electronic component
Location hole is arranged in locating piece bottom, raised bar 22 is arranged in PCB circuit board in advance, raised bar 22 coordinates location hole to be inserted into fixed bit
It sets.
Positioning device 12 in above-described embodiment 1 to 4 may be used positioning concave portion and substitute, in electronic component locating piece
Bottom empties a part and forms concave portion, and monoblock PCB circuit board is embedded in concave portion fixed position, such for convenience of aligning
Structure is applicable in polygon PCB circuit board.
Positioning device 12 in above-described embodiment 1 to 4 can be substituted with location hole, be set in electronic component locating piece bottom
Location hole is set, welds at least one convex vertical electronic component as the elements of a fix, vertical electronics member in PCB circuit board in advance
Device coordinates location hole to be inserted into fixed position.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention；Principle of the invention premise is not being departed from
Under several improvements and modifications, these improvements and modifications also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding, it is characterised in that：Auxiliary tool is electronics
The top of component locating piece, the electronic component locating piece is welded on PCB lines at least provided with a cooperation electronic component
Road plate specifies the electronic component of tin cream contact to be inserted into through-hole.
2. according to a kind of any auxiliary tool that electronic component is fixed on to PCB circuit board welding of claim 1,
It is characterized in that：The diameter that the electronic component is inserted into through-hole is slightly larger than the diameter or length and width degree for being inserted electronic component.
3. according to a kind of any backman that electronic component is fixed on to PCB circuit board welding of claim 1~2
Tool, it is characterised in that：The wall body that the electronic component is inserted into through-hole leads to equipped with the pin positioning that electronic component pin is inserted into
Slot.
4. according to a kind of any backman that electronic component is fixed on to PCB circuit board welding of claims 1 to 3
Tool, it is characterised in that：The electronic component locating piece is equipped with the positioning device for coordinating fixed position with PCB circuit board.
5. a kind of backman that electronic component is fixed on to PCB circuit board welding according to any one of claims 1 to 4
Tool, it is characterised in that：The positioning device includes the positioning through hole being located at the top of electronic component, and it is fixed to be plugged on positioning through hole
The individual positioning column of position needle either individual location hole.
6. according to a kind of any backman that electronic component is fixed on to PCB circuit board welding of Claims 1 to 5
Tool, it is characterised in that：The electronic component locating piece is round or polygon；It is circle that the electronic component, which is inserted into through-hole,
Or polygon；The electronic component locating piece is metal or nonmetallic manufacture.
7. according to a kind of any backman that electronic component is fixed on to PCB circuit board welding of claim 1~6
Tool, it is characterised in that：The bottom of the electronic component locating piece is fixed with foot pad.
8. according to a kind of any backman that electronic component is fixed on to PCB circuit board welding of claim 1~7
Tool, it is characterised in that：The electronic component is electromechanical compo, semi-conductor discrete device, electro-acoustic element, laser device, electronics
Display device, photoelectric device, switch element, inductance component, frequency element, magnetic elements aforementioned any one or two kinds of or two
Kind or more combination.
9. according to a kind of any backman that electronic component is fixed on to PCB circuit board welding of claim 1~8
Tool, it is characterised in that：The electronic component be electric conductor, resistance, capacitor, potentiometer, electron tube, radiator, connector,
Aforementioned any one or two kinds of or two or more groups of sensor, power supply, electronic transformer, relay, integrated circuit, transistor
It closes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810666952.5A CN108581121A (en) | 2018-06-26 | 2018-06-26 | A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810666952.5A CN108581121A (en) | 2018-06-26 | 2018-06-26 | A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108581121A true CN108581121A (en) | 2018-09-28 |
Family
ID=63633880
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810666952.5A Pending CN108581121A (en) | 2018-06-26 | 2018-06-26 | A kind of auxiliary tool that electronic component is fixed on to PCB circuit board welding |
Country Status (1)
| Country | Link |
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| CN (1) | CN108581121A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109530846A (en) * | 2018-12-29 | 2019-03-29 | 京信通信技术(广州)有限公司 | For the positioning component of oscillator element welding procedure, module, device and method |
| CN111347113A (en) * | 2020-03-26 | 2020-06-30 | 歌尔科技有限公司 | Welding process and acoustic assembly |
| CN113497367A (en) * | 2020-03-20 | 2021-10-12 | 精英电脑股份有限公司 | Electrical connector |
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