CN110248499A - A kind of pcb board welding fixture auxiliary tool and its application method - Google Patents
A kind of pcb board welding fixture auxiliary tool and its application method Download PDFInfo
- Publication number
- CN110248499A CN110248499A CN201910607028.4A CN201910607028A CN110248499A CN 110248499 A CN110248499 A CN 110248499A CN 201910607028 A CN201910607028 A CN 201910607028A CN 110248499 A CN110248499 A CN 110248499A
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- pcb board
- dust cover
- fixedly connected
- dust
- annular filter
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- 238000003466 welding Methods 0.000 title claims abstract description 24
- 238000000034 method Methods 0.000 title claims abstract description 13
- 239000000428 dust Substances 0.000 claims abstract description 80
- 238000005476 soldering Methods 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims abstract description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 9
- 230000017525 heat dissipation Effects 0.000 claims abstract description 5
- 229920001971 elastomer Polymers 0.000 claims description 37
- 239000005060 rubber Substances 0.000 claims description 37
- 238000001035 drying Methods 0.000 claims description 34
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 18
- 239000002245 particle Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- 239000011521 glass Substances 0.000 claims description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 7
- 239000003500 flue dust Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 230000001174 ascending effect Effects 0.000 claims description 4
- 235000005121 Sorbus torminalis Nutrition 0.000 claims description 3
- 244000152100 Sorbus torminalis Species 0.000 claims description 3
- 239000003463 adsorbent Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 2
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 230000036541 health Effects 0.000 description 7
- 238000012937 correction Methods 0.000 description 6
- 238000001914 filtration Methods 0.000 description 6
- 239000003344 environmental pollutant Substances 0.000 description 5
- 231100000719 pollutant Toxicity 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 239000003610 charcoal Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- 230000000241 respiratory effect Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006386 memory function Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 241000519996 Teucrium chamaedrys Species 0.000 description 1
- 241000486406 Trachea Species 0.000 description 1
- 229920006397 acrylic thermoplastic Polymers 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- 210000003437 trachea Anatomy 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
- B01D53/261—Drying gases or vapours by adsorption
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention discloses a kind of pcb board welding fixture auxiliary tool and its application methods, belong to PCB soldering jig field, a kind of pcb board welding fixture auxiliary tool and its application method, it is radiated using radiator fan to pcb board, cool down later in the high-temperature gas generated using snow block to heat dissipation, water can be melted into during avenging block cooling simultaneously, liquid water is washed to high-temperature gas, the gas for keeping high-temperature gas cooling clean at low temperature, it comes back in dust cover, it may be implemented during pcb board soldering, auxiliary pcb board radiates, pcb board is set to be not easy to burn because long-time is in hot environment, simultaneously during radiating to pcb board, it is not easy to form fugitive dust in workshop, simultaneously with the normal work of radiator, heat sink interior pollution Object can effectively reduce, and do not need staff and clear up by hand, reduce the working strength of staff.
Description
Technical field
The present invention relates to pcb board auxiliary fixture fields, more specifically to a kind of pcb board welding fixture auxiliary tool
And its application method.
Background technique
Printed circuit board (PCB circuit board), also known as printed circuit board are the suppliers of electronic component electrical connection.It adopts
It is to greatly reduce the mistake of wiring and assembly with the major advantage of PCB circuit board, improves the gentle productive labor rate of Automated water.
With the development of industrialization, the large-scale production of PCB has been carried out automation, in integrated mill, through automating
The Transmission system and soldering mechanical arm of technical controlling can voluntarily complete the soldering work of pcb board, and during soldering,
High production efficiency, error rate is low, has been widely applied to many integrated mills.
And for common midget plant and individual production family, they can not bear the transmission of automatic technology control
The cost of system and soldering mechanical arm, therefore traditional soldering jig still has its use value, and pcb board is in soldering
During easily cause pcb board to burn out because of the high temperature of soldering, although although traditional air cooling equipment to a certain extent may be used
To solve the heat dissipation problem during pcb board soldering, but too strong radiation air easily blows not solidified tin welding spot, causes not
The soldering point deformation of solidification, is fused together with neighbouring tin welding spot, causes pcb board line short, and weaker radiation air again can not
Preset cooling effect is played, and during air-cooled work, easily causes to generate fugitive dust, shadow in pcb board soldering workshop
The working environment for ringing soldering pcb board, causes the health especially respiratory health of the staff in workshop
Serious harm.
Summary of the invention
1. technical problems to be solved
Aiming at the problems existing in the prior art, the purpose of the present invention is to provide a kind of pcb board welding fixture backmans
Tool and its application method, it may be implemented during pcb board soldering, auxiliary pcb board radiate, make pcb board be not easy because
It is burnt for a long time in hot environment, while during radiating to pcb board, being not easy to be formed in workshop and raise
Dirt is not easy to cause the health of the staff in workshop serious harm, while with the use of radiator,
Heat sink interior pollutant can effectively reduce, and do not need staff and clear up by hand, and the work for reducing staff is strong
Degree.
2. technical solution
To solve the above problems, the present invention adopts the following technical scheme that.
The upper end of a kind of pcb board welding fixture auxiliary tool, including cooling bench pedestal, the cooling bench pedestal is fixedly connected
There is a support column, the upper ends of the cooling bench pedestal have a drying device, and drying device is located in the outside of support column, described
The upper end of support column is connected with radiator fan, and the upside of the support column is equipped with a pair of of mounting table, the mounting table and radiation air
A pair of of connecting column is fixedly connected between fan side wall, the upper end of the cooling bench pedestal, which is dug, catch basin, and catch basin is located at
The outside of radiator fan is placed with the dust cover to match with catch basin, the dust cover packet on the upside of the cooling bench pedestal
Dust-proof hood panel and dust cover inner panel are included, is fixedly connected with multiple groups connecting column between the dust-proof hood panel and dust cover inner panel,
Air guide chamber is equipped between the dust-proof hood panel and dust cover inner panel, the upper end of the dust cover inner panel, which is dug, ventilative through hole,
The lower end of the dust cover is fixedly connected with annular filter tracheae, and multiple groups elasticity is connected between the dust cover and annular filter tracheae
Buckle, and multiple groups Elastic buckle is fixedly connected with dust cover, the upper end of the annular filter tracheae, which is dug, annular through-hole, and ring
Shape through-hole is located at that air guide is intracavitary, and digging on the side wall of the annular filter tracheae has multiple groups filtered orifice, and filtered orifice is located at elastic card
It detains side and the side close to dust cover inner panel, the annular filter is intratracheally filled with loose snow block.
It may be implemented during pcb board soldering, auxiliary pcb board radiates, and is not easy pcb board because being in for a long time
Hot environment and burn, while during radiating to pcb board, being not easy to form fugitive dust in workshop, be not easy pair
The health of staff in workshop especially respiratory health causes serious harm, while in radiator
During use, heat sink interior, which is not easy to form pollutant, is saved bit by bit, and with the use of radiator, heat sink interior
Pollutant can effectively reduce, and do not need staff and clear up by hand, reduce the working strength of staff.
Further, it is fixedly connected between the support column and radiator fan by active fastening block, and active fastening block and branch
Dagger is fixedly connected, and facilitates staff to dismount radiator fan, staff is facilitated to replace active carbon particle.
Further, the drying device includes drying device shell, and the upper lower wall of the drying device shell is dug
There is multiple groups air vent, strainer is fixedly connected in air vent described in multiple groups, is filled with multiple work in the drying device shell
Property charcoal particle, the active carbon particle filled in drying device shell can effectively absorb in the gas by the cooling of annular filter tracheae
The moisture being mingled with, does not easily cause pcb board to make moist, and is not easy to influence the normal use of pcb board.
Further, the inner wall up and down of the drying device shell is fixedly connected with multiple aeroscopic plates, and multiple aeroscopic plates
Between be interspersed, the aeroscopic plate being interspersed can increase travel path of the gas in drying device shell, increase activity
The drying effect of charcoal particle.
Further, upper dig of the dust-proof hood panel and dust cover inner panel has a pair of handle hole being mutually matched,
Seal rubber disk is fixedly connected on one seal rubber disk inner wall, and seal rubber disk is fixed with dust-proof hood panel is located at
Connection, the seal rubber disk are made of multiple fan-shaped sheet rubbers, and fan-shaped sheet rubber uses the vulcanie with memory characteristic
It is made, the both hands of staff can be inserted into dust cover by two handle holes respectively to be operated, and has memory function
Fan-shaped sheet rubber can be tightly attached on the arm of staff always, be not easy to influence the leakproofness of dust cover.
Further, it is dug on the outer wall of the dust-proof hood panel and dust cover inner panel and looks around window, it is described to look around window
Mouth inner wall is fixedly connected with seal rubber frame, and being fixedly connected sequentially from the outside to the core between the seal rubber frame inner wall has
Bright acrylic board and correction glass plate, staff can be by looking around window and transparent acrylic to the operation inside dust cover
It is observed, and the glass plate that makes corrections can then correct the collimation error caused by transparent acrylic curved surfaces, make work people
Member is not easy to occur accidentally welding in the course of work of soldering.
A kind of pcb board welding fixture auxiliary tool, application method are as follows:
S1, the pcb board to soldering is placed on two mounting tables；
S2, enough snow blocks are intratracheally inserted to annular filter, be filled to annular filter tracheae using multiple groups Elastic buckle dust-proof
Then dust cover is placed into catch basin by the downside of cover together with annular filter tracheae；
Both hands are each passed through handle hole, extend into dust cover by S3, starting radiator fan, staff, carry out soldering
Work, during soldering works progress, staff can carry out operation observation by looking around window, in the process of soldering
In, at this time under the action of radiator fan, the air-flow in dust cover completes heat exchange at ascendant trend, ascending air and pcb board
After would generally be mingled with the sundries such as a large amount of flue dust, it is intracavitary that thermal updrafts by ventilative through hole enter air guide, then flows downward
To at annular filter tracheae, thermal current enters annular filter pipe, annular filter tracheae by the annular through-hole on annular filter tracheae
Internal snow block starts to melt when touching high-temperature gas, while absorbing the heat that high-temperature gas is mingled with, and drops high-temperature gas
Temperature is at cryogenic gas, while the waste adsorbent that the water melted can will also be mingled in high-temperature gas, and cryogenic gas is passing through snow later
It flows out behind gap inside block from filtered orifice, and is entered in drying device shell by air vent, it is dry by active carbon particle
After be expelled on the inside of dust cover, form air circulation, while the gas of script high temperature becomes cryogenic gas, increases pcb board
Heat dissipation effect；
S4, after pcb board cooling a period of time, open dust cover, take out be put into after completing cooling pcb board it is to be processed
Pcb board repeats the above steps；
S5, when liquid level is in a long time there is no when variation in catch basin, annular filter is intratracheally loaded at this time snow
Block is melted into liquid water mostly, after staff opens dust cover, by catch basin water release, and to annular filter tracheae into
After row replacement, dust cover is put back into catch basin again.
Further, rubber pad is equipped between the mounting table and pcb board, and rubber pad is fixedly connected with mounting table, institute
It states rubber pad and is carved with anti-skid chequer close to one end of pcb board, allow pcb board is relatively firm to be placed on mounting table, be not easy from putting
It sets and is slid on platform.
Further, in the S2, the snow block of filling should keep soft fluffy state, can not be by snow block compacting, for annular air filtration
High-temperature gas in pipe reserves travel path, makes high-temperature gas be not easy to form blocking at annular filter tracheae, is not easy to influence gas
Circulation is normally carried out.
Further, snowy piece of annular filter tracheae is filled in the S5 can prepare in advance and be stored in incubator,
It does not need staff and temporarily assembles annular air filtration pipe and snow block, increase the working efficiency of staff.
3. beneficial effect
Compared with the prior art, the present invention has the advantages that
It may be implemented during pcb board soldering, auxiliary pcb board radiates, and is not easy pcb board because being in for a long time
Hot environment and burn, while during radiating to pcb board, being not easy to form fugitive dust in workshop, be not easy pair
The health of staff in workshop especially respiratory health causes serious harm, while in radiator
During use, heat sink interior, which is not easy to form pollutant, is saved bit by bit, and with the use of radiator, heat sink interior
Pollutant can effectively reduce, and do not need staff and clear up by hand, reduce the working strength of staff.
Detailed description of the invention
Fig. 1 is front section view of the invention；
Fig. 2 is the structural schematic diagram in Fig. 1 at A；
Fig. 3 is the structural schematic diagram in Fig. 1 at B；
Fig. 4 is the structural schematic diagram in Fig. 1 at C
Fig. 5 is that the present invention opens the top view after dust cover；
Fig. 6 is the front view of dust cover of the present invention；
Fig. 7 is the side sectional view of dust cover of the invention；
Fig. 8 is the structural schematic diagram in Fig. 7 of the present invention at D.
Figure label explanation:
1 cooling bench pedestal, 2 catch basins, 3 dust-proof hood panels, 4 dust cover inner panels, 5 air guide chambers, 6 connecting columns, 7, which are breathed freely, to be led to
Hole, 8 support columns, 9 radiator fans, 10 mounting tables, 11 drying device shells, 12 air vents, 13 strainers, 14 aeroscopic plates, 15 activity
Charcoal particle, 16 annular filter tracheaes, 17 filtered orifices, 18 Elastic buckles, 19 handle holes, 20 seal rubber disks, 21 seal rubber frames,
22 transparent acrylics, 23 correction glass plates.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention；Technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description；Obviously；Described embodiments are only a part of the embodiments of the present invention；Instead of all the embodiments, it is based on
Embodiment in the present invention；It is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment；It shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the instruction such as term " on ", "lower", "inner", "outside", " top/bottom end "
Orientation or positional relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the present invention and simplification retouch
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it is not considered as limiting the invention.In addition, term " first ", " second " are used for description purposes only, and cannot understand
For indication or suggestion relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation " " is set
Be equipped with ", " be arranged/connect ", " connection " etc., shall be understood in a broad sense, such as " connection ", may be a fixed connection, be also possible to removable
Connection is unloaded, or is integrally connected；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements.It for the ordinary skill in the art, can be specific
Situation understands the concrete meaning of above-mentioned term in the present invention.
Embodiment 1:
Please refer to Fig. 1-3, a kind of pcb board welding fixture auxiliary tool, including cooling bench pedestal 1, cooling bench pedestal 1 it is upper
End is fixedly connected with support column 8, and the upper ends of cooling bench pedestal 1 have drying device, and drying device is located in support column 8
Outside is placed with soldering platform soldering pen and tin solder on the upside of drying device, and soldering pen passes through soldering platform and alternating current electricity
Property connection, the upper end of support column 8 is connected with radiator fan 9, and the upside of support column 8 is equipped with a pair of of mounting table 10, mounting table 10 with
A pair of of connecting column is fixedly connected between 9 side wall of radiator fan, the upper end of cooling bench pedestal 1, which is dug, catch basin 2, and catch basin
2 are located at the outside of radiator fan 9, and the upside of cooling bench pedestal 1 is placed with the dust cover to match with catch basin 2, dust cover packet
Include dust-proof hood panel 3 and dust cover inner panel 4, and dust-proof hood panel 3 is located at the outside of dust cover inner panel 4, dust-proof hood panel 3 with it is anti-
It is fixedly connected with multiple groups connecting column 6 between dust hood inner panel 4, air guide chamber 5 is equipped between dust-proof hood panel 3 and dust cover inner panel 4, prevents
The upper end of dust hood inner panel 4, which is dug, ventilative through hole 7, and air guide chamber 5 inside ventilative through hole 7 and dust cover by being connected, dust cover
Lower end be fixedly connected with the annular filter tracheae 16 to match with air guide chamber 5, be connected between dust cover and annular filter tracheae 16
Multiple groups Elastic buckle 18, and multiple groups Elastic buckle 18 is fixedly connected with dust cover, the upper end of annular filter tracheae 16, which is dug, ring
Shape through-hole, and annular through-hole is located in air guide chamber 5, digging on the side wall of annular filter tracheae 16 has multiple groups filtered orifice 17, and air filtration
Hole 17 is located at 18 downside of Elastic buckle and the side close to dust cover inner panel 4, is filled with loose snow block in annular filter tracheae 16.
Wherein radiator fan 9 is electrically connected with switch, and switchs and be electrically connected with alternating current, and staff can pass through switch
The opening and closing of radiator fan 9 are controlled, when radiator works normally, radiator fan 9 is in the open state, due to dissipating
The area of Hot-air fan 9 is much larger than the area of pcb board, and the flue dust that the gas in dust cover can be mingled in dust cover moves upwards,
Heat exchange is formed between upwardly moving gas stream and pcb board, is cooled down to pcb board, is mingled with flue dust and other sundries later
High-temperature gas passes through air guide chamber 5 and enters in annular filter tracheae 16, under the action of the snow block filled in annular filter tracheae 16, completes
Cooling and gas washing, solid snow block is melted into liquid water under high-temperature gas effect, and liquid water can be formed high-temperature gas
Gas washing is converted into it with moist cryogenic gas, later with moist cryogenic gas after drying device is dry, becomes
Dry cryogenic gas is returned, comes back in dust cover, completes the circulation of gas.
Fig. 1-4 is please referred to, is fixedly connected between support column 8 and radiator fan 9 by active fastening block, and active fastening block and branch
Dagger 8 is fixedly connected, and is facilitated staff to dismount radiator fan 9, is facilitated staff to the activity in drying device shell 11
Charcoal particle 15 is replaced, and drying device includes drying device shell 11, the upper lower wall of drying device shell 11 dig have it is more
Group air vent 12, and positioned at the air vent 12 of downside close to dust cover inner panel 4, and it is located at the air vent 12 of upside close to support column
8, it is fixedly connected to strainer 13 in multiple air vents 12, is filled with multiple active carbon particles 15 in drying device shell 11, does
The active carbon particle 15 filled in dry crust of the device 11 can effectively be absorbed to be mingled in the gas to cool down by annular filter tracheae 16
Moisture, do not easily cause pcb board to make moist, be not easy to influence the normal use of pcb board, the inner wall up and down of drying device shell 11 is fixed
Multiple aeroscopic plates 14 are connected with, and are interspersed between multiple aeroscopic plates 14, the aeroscopic plate 14 being interspersed can increase gas
Travel path in drying device shell 11 increases the drying effect of active carbon particle 15.
Fig. 6-8 is please referred to, the handle hole for having a pair to be mutually matched is dug in dust-proof hood panel 3 and the upper of dust cover inner panel 4
19, be fixedly connected with seal rubber disk 20 on 19 inner wall of handle hole, and seal rubber disk 20 with to be located at dust-proof hood panel 3 solid
Fixed connection, seal rubber disk 20 are made of multiple fan-shaped sheet rubbers, and fan-shaped sheet rubber uses the vulcanie with memory characteristic
It is made, the both hands of staff can be inserted into dust cover by two handle holes 19 respectively to be operated, and has memory function
The fan-shaped sheet rubber of energy can be tightly attached on the arm of staff always, be not easy to influence the leakproofness of dust cover, dust-proof hood panel 3
Window is looked around with digging on the outer wall of dust cover inner panel 4, window inner wall is looked around and is fixedly connected with seal rubber frame 21, is sealed
Being fixedly connected sequentially from the outside to the core between 21 inner wall of rubber border has transparent acrylic 22 and correction glass plate 23, and the glass that makes corrections
Glass plate 23 is transparent glass, and staff can carry out the operation inside dust cover by looking around window and transparent acrylic 22
Observation, and the glass plate 23 that makes corrections can then correct the collimation error caused by 22 curved surfaces of transparent acrylic, make work people
Member is not easy to occur accidentally welding in the course of work of soldering.
A kind of pcb board welding fixture auxiliary tool, application method are as follows:
S1, the pcb board to soldering is placed on two mounting tables 10；
S2, enough snow blocks are inserted into annular filter tracheae 16, filled annular filter tracheae 16 using multiple groups Elastic buckle 18
To the downside of dust cover, then dust cover is placed into catch basin 2 together with annular filter tracheae 16；
Both hands are each passed through handle hole 19, extend into dust cover by S3, starting radiator fan 9, staff, carry out tin
Welder makees, and special staff needs long sleeve blouse when working, or wears the oversleeve of equipment, prevents the rubber of hard
Piece hurts the arm of staff, and during soldering works progress, staff can be operated by looking around window
Observation, during soldering, at this time under the action of radiator fan 9, the air-flow in dust cover is at ascendant trend, ascending air
The sundries such as a large amount of flue dust would generally be mingled with after completing heat exchange with pcb board, thermal updrafts enter air guide by ventilative through hole 7
It in chamber 5, then flows down at annular filter tracheae 16, thermal current is entered inside annular filter tracheae 16 by annular through-hole, ring
Snow block inside shape air filtration pipe 16 starts to melt when touching high-temperature gas, while absorbing the heat that high-temperature gas is mingled with, and makes
High-temperature gas cooling is at cryogenic gas, while the waste adsorbent that the water melted can will also be mingled in high-temperature gas, later low temperature gas
Body flows out after through the gap inside snow block from filtered orifice 17, and is entered in drying device shell 11 by air vent 12, warp
It is expelled on the inside of dust cover after crossing the drying of active carbon particle 15, forms air circulation, while the gas of script high temperature becomes low
Wet body increases the heat dissipation effect of pcb board；
S4, after pcb board cooling a period of time, open dust cover, take out be put into after completing cooling pcb board it is to be processed
Pcb board repeats the above steps；
S5, when there is no being loaded in annular filter tracheae 16 when variation at this time in a long time for liquid level in catch basin 2
Snow block is melted into liquid water mostly, after staff opens dust cover, the water in catch basin 2 is released, and to annular air filtration
After pipe 16 is replaced, dust cover is put back into catch basin 2 again.
Fig. 3-4 is please referred to, rubber pad is equipped between mounting table 10 and pcb board, and rubber pad is fixedly connected with mounting table 10,
Rubber pad is carved with anti-skid chequer close to one end of pcb board, allows pcb board is relatively firm to be placed on mounting table 10, is not easy from putting
It sets and is slid on platform 10, in S2, the snow block of filling should keep soft fluffy state, can not be in annular filter tracheae 16 by snow block compacting
High-temperature gas reserve travel path, make high-temperature gas be not easy at annular filter tracheae 16 formed blocking, being not easy, which influences gas, follows
Ring is normally carried out, and snowy piece of annular filter tracheae 16 is filled in S5 and can prepare and be stored in incubator in advance, is not needed
Staff temporarily assembles annular air filtration pipe 16 and snow block, increases the working efficiency of staff.
It is described above；It is merely preferred embodiments of the present invention；But scope of protection of the present invention is not limited thereto；
Anyone skilled in the art is in the technical scope disclosed by the present invention；According to the technique and scheme of the present invention and its
It improves design and is subject to equivalent substitution or change；It should be covered by the scope of protection of the present invention.
Claims (10)
1. a kind of pcb board welding fixture auxiliary tool, including cooling bench pedestal (1), it is characterised in that: the cooling bench pedestal
(1) upper end is fixedly connected with support column (8), and the upper ends of the cooling bench pedestal (1) have drying device, and drying device
Positioned at the outside in support column (8), the upper end of the support column (8) is connected with radiator fan (9), the support column (8) it is upper
Side is equipped with a pair of of mounting table (10), is fixedly connected with a pair of of connecting column between the mounting table (10) and radiator fan (9) side wall,
The upper end of the cooling bench pedestal (1), which is dug, to be had catch basin (2), and catch basin (2) is located at the outside of radiator fan (9), described
The dust cover to match with catch basin (2) is placed on the upside of cooling bench pedestal (1), the dust cover includes dust-proof hood panel
(3) and dust cover inner panel (4), multiple groups connecting column is fixedly connected between the dust-proof hood panel (3) and dust cover inner panel (4)
(6), air guide chamber (5) are equipped between the dust-proof hood panel (3) and dust cover inner panel (4), the upper end of the dust cover inner panel (4)
Cutting has ventilative through hole (7), and the lower end of the dust cover is fixedly connected with annular filter tracheae (16), the dust cover and annular filter
It is connected between tracheae (16) multiple groups Elastic buckle (18), and multiple groups Elastic buckle (18) is fixedly connected with dust cover, it is described
The upper end of annular filter tracheae (16), which is dug, annular through-hole, and annular through-hole is located in air guide chamber (5), the annular filter tracheae
(16) digging on side wall has multiple groups filtered orifice (17), and filtered orifice (17) is located on the downside of Elastic buckle (18) and close to dust cover
The side of inner panel (4), the annular filter tracheae (16) is interior to be filled with loose snow block.
2. a kind of pcb board welding fixture auxiliary tool according to claim 1, it is characterised in that: the support column (8) with
Radiator fan is fixedly connected between (9) by active fastening block, and active fastening block is fixedly connected with support column (8).
3. a kind of pcb board welding fixture auxiliary tool according to claim 1, it is characterised in that: the drying device packet
It includes drying device shell (11), the upper lower wall of the drying device shell (11), which is dug, to be had multiple groups air vent (12), multiple groups institute
It states and is fixedly connected to strainer (13) in air vent (12), multiple active carbon particles are filled in the drying device shell (11)
(15)。
4. a kind of pcb board welding fixture auxiliary tool according to claim 3, it is characterised in that: outside the drying device
The inner wall up and down of shell (11) is fixedly connected with multiple aeroscopic plates (14), and is interspersed between multiple aeroscopic plates (14).
5. a kind of pcb board welding fixture auxiliary tool according to claim 1, it is characterised in that: the dust-proof hood panel
(3) and upper dig of dust cover inner panel (4) has a pair of handle hole (19) being mutually matched, a seal rubber disk (19)
It is fixedly connected on inner wall seal rubber disk (20), and seal rubber disk (20) is fixedly connected with dust-proof hood panel (3) are located at, institute
It states seal rubber disk (20) to be made of multiple fan-shaped sheet rubbers, the sector sheet rubber uses the vulcanie with memory characteristic
It is made.
6. a kind of pcb board welding fixture auxiliary tool according to claim 1, it is characterised in that: the dust-proof hood panel
(3) it and is dug on the outer wall of dust cover inner panel (4) and looks around window, the window inner wall of looking around is fixedly connected with seal rubber side
Frame (21), being fixedly connected sequentially between seal rubber frame (21) inner wall from the outside to the core has transparent acrylic (22) and mends
Positive glass plate (23).
7. a kind of pcb board welding fixture auxiliary tool described according to claim 1 or 3 or 4 or 5 or 6, it is characterised in that: its
Application method are as follows:
S1, the pcb board to soldering is placed on two mounting tables (10)；
S2, to the enough snow blocks of filling in annular filter tracheae (16), using multiple groups Elastic buckle (18) by annular filter tracheae (16)
It is filled to the downside of dust cover, then dust cover is placed into catch basin (2) together with annular filter tracheae (16)；
Both hands are each passed through (19), extend into dust cover by S3, starting radiator fan (9), staff, carry out soldering work
Make, during soldering works progress, staff can carry out operation observation by looking around window, in the process of soldering
In, under the action of radiator fan (9), the air-flow in dust cover is at ascendant trend, after ascending air completes heat exchange with pcb board
The sundries such as a large amount of flue dust would generally be mingled with, the sundries such as a large amount of flue dust would generally be mingled in the ascending air, rise heat
Air-flow is entered in air guide chamber (5) by ventilative through hole (7), is then flowed down at annular filter tracheae (16), thermal current passes through
Annular through-hole enters annular filter tracheae (16) inside, and the internal snow block of annular filter tracheae (16) starts when touching high-temperature gas
Melt, while absorbing the heat that high-temperature gas is mingled with, make high-temperature gas cooling at cryogenic gas, while the water melted can also will be high
The waste adsorbent being mingled in wet body, cryogenic gas flows out after through the gap inside snow block from filtered orifice (17) later, and
Entered in drying device shell (11) by air vent (12), is discharged after active carbon particle (15) are dry from air vent (12)
On the inside of to dust cover, air circulation is formed, while the gas of script high temperature becomes cryogenic gas, increases the heat dissipation effect of pcb board
Fruit；
S4, after pcb board cooling a period of time, open dust cover, take out and be put into PCB to be processed after completing cooling pcb board
Plate repeats the above steps；
S5, when there is no being loaded in annular filter tracheae (16) when variation at this time in a long time for catch basin (2) interior liquid level
Snow block is melted into liquid water mostly, after staff opens dust cover, the water in catch basin (2) is released, and to annular filter
After tracheae (16) is replaced, dust cover is put back into catch basin (2) again.
8. a kind of pcb board welding fixture auxiliary tool according to claim 7, it is characterised in that: the mounting table (10)
Rubber pad is equipped between pcb board, and rubber pad is fixedly connected with mounting table (10), the rubber pad is close to one end of pcb board
It is carved with anti-skid chequer.
9. a kind of pcb board welding fixture auxiliary tool according to claim 7, it is characterised in that: in the S2, filling
Snow block should keep soft fluffy state, can not be by snow block compacting.
10. a kind of pcb board welding fixture auxiliary tool according to claim 7, it is characterised in that: be filled in the S5
The annular filter tracheae (16) of snow block can be prepared in advance and is stored in incubator.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910607028.4A CN110248499B (en) | 2019-07-06 | 2019-07-06 | Auxiliary tool for PCB welding jig and using method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910607028.4A CN110248499B (en) | 2019-07-06 | 2019-07-06 | Auxiliary tool for PCB welding jig and using method thereof |
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| CN110248499A true CN110248499A (en) | 2019-09-17 |
| CN110248499B CN110248499B (en) | 2022-03-18 |
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| CN201910607028.4A Active CN110248499B (en) | 2019-07-06 | 2019-07-06 | Auxiliary tool for PCB welding jig and using method thereof |
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| CN110248499B (en) | 2022-03-18 |
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Effective date of registration: 20231226 Address after: No. 20 Baimashan Road, Baima Street, Yijiang District, Wuhu City, Anhui Province, 241001 Patentee after: Wuhu Liruida Automotive Technology Co.,Ltd. Address before: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee before: Dragon totem Technology (Hefei) Co.,Ltd. Effective date of registration: 20231226 Address after: 230000 floor 1, building 2, phase I, e-commerce Park, Jinggang Road, Shushan Economic Development Zone, Hefei City, Anhui Province Patentee after: Dragon totem Technology (Hefei) Co.,Ltd. Address before: 723001 505 Dongguan Street, Chaoyang Road, Hanzhoung, Shaanxi Patentee before: Shaanxi University of Technology |
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