CN209110353U - A kind of mash welder of automated cleaning - Google Patents
A kind of mash welder of automated cleaning Download PDFInfo
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- CN209110353U CN209110353U CN201821896274.3U CN201821896274U CN209110353U CN 209110353 U CN209110353 U CN 209110353U CN 201821896274 U CN201821896274 U CN 201821896274U CN 209110353 U CN209110353 U CN 209110353U
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- solder horn
- swivel plate
- air blowing
- duct
- welding stage
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Abstract
The utility model discloses a kind of mash welders of automated cleaning, are related to field of welding devices.It includes pedestal, spot welding host and solder horn, the point welding stage for being fixed on pedestal is provided with immediately below solder horn, base upper surface is provided with the cylinder for being fixed on pedestal and telescopic direction direction point welding stage, the piston rod of cylinder is fixed with rotating electric machine far from one end of spot welding host, parallel with solder horn and inner hollow swingle is coaxially arranged in the shaft of rotating electric machine, swingle is internally provided with vacuum tube and gas blow pipe, swingle is coaxially fixed with swivel plate far from one end of the rotating electric machine, between plane where swivel plate is located at solder horn lower surface and point welding stage upper surface place plane, swivel plate includes the evacuated panel being generally aligned in the same plane and air blowing plate, the at least two vacuum ducts and air blowing duct for being connected and running through swivel plate with vacuum tube and gas blow pipe respectively are offered on evacuated panel and air blowing plate.It has the advantages that clean solder horn, extends the service life, reduces cost.
Description
Technical field
The utility model relates to technical field of welding equipment, more specifically, it relates to a kind of mash welder of automated cleaning.
Background technique
In electronics industry, it is often necessary to various electronic components or material are welded on another material, such as right
The welding of circuit board, welding requirements is higher, needs the technical requirements to worker higher, and the mode of human weld is it occur frequently that scald
The case where people, and because solder horn hot soak condition when welding, and contact the substance that solder flux etc. is thermally decomposed, surface
It is easy to aoxidize and form one layer of black impurity, these impurity almost form thermal insulation layer, solder horn is made to lose heat effect, therefore
Decontamination is rubbed on Iron Stand at any time.
A kind of mash welder, including main body, institute are disclosed in the Chinese utility model patent that notification number is CN202752738U
Main body is stated equipped with spot welding device, the main body is equipped with pallet, and the pallet is equipped with feed bin；It is flexibly connected under the pallet
There is scraping wings, pusher rotating electric machine is fixed on the scraping wings, drives scraping wings to push material extremely by pusher rotating electric machine
Feeding warehouse, time needed for reducing feeding.
Although prior art among the above has the following deficiencies: that above-mentioned mash welder reduces the time of feeding,
Whenever solder horn because metal fragment adheres to and damage need repairing solder horn when, the time spent in considerably longer than needed for feeding
Time, while the adherency of metal fragment also results in product rosin joint, increases cost.
Utility model content
The purpose of this utility model is to provide a kind of mash welders of automated cleaning, have cleaning solder horn, extend the longevity
It orders, reduce the advantages of cost.
To achieve the above object, the utility model provides following technical solution:
A kind of mash welder of automated cleaning, including pedestal, spot welding host and perpendicular to the solder horn of pedestal, the soldering iron
It is provided with the point welding stage for being fixed on pedestal immediately below head, the base upper surface, which is provided with, is fixed on pedestal and telescopic direction direction
The cylinder of point welding stage, the piston rod of the cylinder are fixed with rotating electric machine far from one end of spot welding host, the rotating electric machine
Parallel with solder horn and inner hollow swingle is coaxially arranged in shaft, the swingle is internally provided with vacuum tube and blows
Tracheae, the swingle are coaxially fixed with swivel plate far from one end of the rotating electric machine, and the swivel plate is located under solder horn
Between plane where surface and point welding stage upper surface place plane, the swivel plate includes the evacuated panel being generally aligned in the same plane and blows
At least two are offered on gas plate, the evacuated panel and air blowing plate to be connected with vacuum tube and gas blow pipe respectively and through swivel plate
Vacuum duct and air blowing duct.
By using above-mentioned technical proposal, at the end of spot welding, solder horn is separated with point welding stage, by the push of cylinder,
Evacuated panel is sent between solder horn and point welding stage and is evacuated, the metal fragment near solder horn will be sputtered at and be pumped into vacuum tube
And be emitted into designated position, then drive swingle rotating clockwise by rotating electric machine, by air blowing plate rotate to solder horn with
It blows after between point welding stage, so that the metal fragment for being adhered to solder horn or welding bench and other sundries is fallen off, then
Evacuated panel is rotated counterclockwise between solder horn and point welding stage be evacuated again by rotating electric machine driving swingle, by what is fallen off
Sundries is pumped into vacuum tube again and is emitted into designated position, realizes the cleaning of solder horn, reduces the failure rate of solder horn, improves
The service life of mash welder.
Further, the evacuated panel or air blowing plate cross-sectional area are greater than point welding stage, when the evacuated panel is located at solder horn
When between welding stage, the vacuum channel openings are respectively facing the center of solder horn and point welding stage, when the air blowing plate is located at
When immediately below solder horn, the air blowing channel openings are respectively facing solder horn and put the center of welding stage.
By using above-mentioned technical proposal, vacuum duct or air blowing duct opening direction towards solder horn and put welding stage
Center, increase solder horn center at air pressure or improve solder horn at vacuum degree, improve clean efficiency.
Further, the evacuated panel is located at vacuum duct side and is provided with bristle.
By using above-mentioned technical proposal, bristle rotates together with the rotation of swivel plate, to soldering iron head surface and spot welding
Platform is scrubbed, and is reduced the amount of the metal fragment of adherency again, is further increased cleannes.
Further, dismountable gasket is provided between the evacuated panel and bristle, the gasket offers and vacuum
Duct is connected with air blowing duct and the consistent pad hole of opening direction, and the bristle is fixed on one of gasket far from evacuated panel
Side.
By using above-mentioned technical proposal, with the extension of use time, it is broken that bristle surface accumulates more and more metals
Bits perhaps scrub again by sundries, and metal fragment or sundries on bristle may be made to remain on solder horn or point welding stage,
Gasket is arranged to detachably, gasket can be cleaned and be replaced in time after terminating production, guarantee solder horn and point welding stage
The cleaning in face.
Further, the swivel plate is provided at least one piece on the two sidewalls of the gasket and is fixed on the rotation
The convex block of plate, the gasket are provided with the groove with convex block clamping on the side wall of swivel plate.
By using above-mentioned technical proposal, relative displacement will not occur between swivel plate and gasket for convex block and matching grooves,
Guarantee the unimpeded of vacuum duct and air blowing duct, while reducing the used time of replacement gasket, improves production efficiency.
Further, the side of the swivel plate offer at least two be connected respectively with vacuum tube, gas blow pipe into
Stomata road and outlet duct, the swivel plate side offer the inflation baffle ring being connected with air inlet port and outlet duct, and
The vertical section of the inflation baffle ring is in two " E " shapes being oppositely arranged.
By using above-mentioned technical proposal, before the piston elongation of cylinder, the vacuum tube on evacuated panel is opened, and " E " shape is filled
Gas baffle ring shrinks and is adsorbed on swivel plate side in flat shape, as the piston rod of cylinder reaches solder horn and spot welding with evacuated panel
After between platform, rotating electric machine work drives the rotation of air blowing plate, and air blowing plate rotates to after between solder horn and point welding stage gas blow pipe and opens
It opens, " E " shaped inflatable baffle ring expands and close on solder horn side wall and point welding stage side wall, and clast concentrates on inflation baffle ring after being blown down
Between swivel plate, vacuum tube is again turned on after rotating again with swivel plate, and metal fragment is inhaled into vacuum duct side by side
It puts to designated position, while inflating baffle ring again is in that flat shape shrinks and is adsorbed on swivel plate side, finally with cylinder piston rod
It withdraws between solder horn and point welding stage, keeps the health of mash welder station, while the higher metal fragment of temperature can not be by filling
Gas baffle ring will not be sputtered into staff, guarantee the safety of staff.
Further, the swivel plate is set as cylindric, and the inflation baffle ring is sheathed on swivel plate side.
By using above-mentioned technical proposal, since to be adhered to the metal fragment temperature on solder horn higher for postwelding, clear
When clean, metal fragment is sputtered at after being blown down on inflation baffle ring inner wall, with the extension of time, inflation baffle ring is easy breakage, it will
Inflation baffle ring is set on swivel plate, it can be achieved that the function of replacing, guarantees the cleaning of mash welder station.
Further, the check valve sheet for being covered each by single air blowing duct is fixed on the air blowing plate and check valve sheet is adopted
It is made of elastic material.
By using above-mentioned technical proposal, when blowing, deformation occurs after gas impacts for check valve sheet, and gas can
It is blown out out of air blowing duct, after the completion of air blowing, check valve sheet can restore reset condition, cover air blowing duct, avoid metal broken
Bits and sundries, which are fallen into outlet duct, causes outlet duct to block.
Compared with prior art, the utility model has the beneficial effects that
(1) by setting cylinder and swingle and rotating electric machine, the translation and rotation of swivel plate are realized, is revolved by setting
The vacuum duct and air blowing duct being connected in rotating plate and swivel plate with vacuum tube and escape pipe, via " air-breathing-air blowing-suction
The step of gas ", clears up metal fragment and sundries, guarantees the cleaning of mash welder, improves the service life of mash welder, simultaneously
Air blowing duct upper surface is provided with check valve sheet, the metal fragment fallen or sundries is stopped to fall into outlet duct, keeps
The smoothness in outlet duct improves clean efficiency；
(2) by setting bristle and gasket, the more firm and air pressure of adherency can not be handled into clean metal fragment and again passed by
The scrub of bristle further increases cleaning efficiency, while gasket is set as detachable and convex block and groove is arranged, can be by bristle
Periodically cleaning or replacement avoid gasket and swivel plate that relative displacement occurs, improve clean stability；
(3) by the way that " E " shaped inflatable baffle ring for being connected with vacuum tube and exhaust pipe is arranged, by air pressure blow down solder horn or
Most of metal fragment after point welding stage, which is inflated baffle ring, to be stopped in swivel plate, and vacuum tube is again after rotating again with swivel plate
It opens, metal fragment is inhaled into vacuum hole and is emitted into designated position, while inflating baffle ring and being set in rotation with collar means
It on plate, can be replaced when inflating baffle ring breakage, improve cleannes.
Detailed description of the invention
Fig. 1 is the overall schematic of the utility model；
Fig. 2 is the structural schematic diagram that the utility model removes inflation baffle；
Fig. 3 is the cross-sectional view in the face A-A along Fig. 1；
Fig. 4 is the enlarged diagram of part A in Fig. 3；
Fig. 5 is the enlarged diagram of part B in Fig. 4；
Fig. 6 is the enlarged diagram of C portion in Fig. 4.
Appended drawing reference: 1, pedestal；2, spot welding host；3, solder horn；4, welding stage is put；5, cylinder；6, rotating electric machine；7, it rotates
Bar；8, vacuum tube；9, gas blow pipe；10, swivel plate；101, evacuated panel；102, air blowing plate；11, vacuum duct；12, air blowing duct；
13, bristle；14, gasket；15, pad hole；16, convex block；17, groove；18, air inlet port；19, outlet duct；20, inflation gear
Ring；21, check valve sheet.
Specific embodiment
With reference to the accompanying drawings and examples, the utility model is described in detail.
Referring to Figures 1 and 2, a kind of mash welder of automated cleaning, including pedestal 1 horizontal positioned and in a rectangular parallelepiped shape, bottom
1 upper surface of seat is fixedly connected with spot welding host 2, and the rounding mesa-shaped solder horn perpendicular to pedestal 1 is fixedly connected on spot welding host 2
3, the point welding stage 4 for being fixed on 1 upper surface of pedestal is provided with immediately below solder horn 3, the cross-sectional area of point welding stage 4 is greater than solder horn 3,
1 upper surface of pedestal is provided with the cylinder 5 for being fixed on pedestal 1 and telescopic direction direction point welding stage 4, and the axis of 5 piston rod of cylinder is same
When perpendicular to welding stage 4 side wall and spot welding host 2 side wall.In conjunction with Fig. 3 and Fig. 4, the piston rod of cylinder 5 is far from spot welding host 2
One end be fixed with rotating electric machine 6, coaxial with shaft and inner hollow swingle 7 is welded in the shaft of rotating electric machine 6, revolve
Bull stick 7 is internally provided with the vacuum tube 8 and gas blow pipe 9 being separately connected with external vacuum system and external scavenger system, swingle 7
One end far from rotating electric machine 6 is fixed with the column shaped rotating plate 10 coaxial with swingle 7.
Referring to Fig. 4, between plane where swivel plate 10 is located at 3 lower surface of solder horn and point 4 upper surface of welding stage place plane,
Swivel plate 10 includes that the evacuated panel 101 of semicircle shape and the air blowing plate 102 and evacuated panel 101 of semicircle shape and air blowing plate 102 are in same
One plane.In conjunction with Fig. 6, offers and be connected with vacuum tube 8, gas blow pipe 9 and through rotation on evacuated panel 101 and air blowing plate 102
The vacuum duct 11 and air blowing duct 12 of rotating plate 10, vacuum duct 11 and air blowing duct 12 are distributed in flakes.When spot welding knot
Shu Shi, solder horn 3 are separated with point welding stage 4, and by the push of cylinder 5, evacuated panel 101 is sent between solder horn 3 and point welding stage 4
It is evacuated, by the metal fragment suction vacuum tube 8 sputtered near solder horn 3 and is emitted into designated position, then pass through rotation
What the driving of motor 6 made swingle 7 rotates clockwise 180 °, after between the rotation of air blowing plate 102 to solder horn 3 and point welding stage 4
It blows, the metal fragment for being adhered to solder horn 3 or welding bench and other sundries is made to fall off, subsequent swingle 7 is again
Evacuated panel 101 is evacuated for 180 ° of rotation counterclockwise between solder horn 3 and point welding stage 4, the sundries to fall off is pumped into again
In vacuum tube 8 and it is emitted into designated position, realizes the cleaning of solder horn 3.
When evacuated panel 101 is located between solder horn 3 and point welding stage 4, the opening point of vacuum duct 11 of 101 two sides of evacuated panel
Solder horn is not improved when air blowing plate 102 is located between solder horn 3 and point welding stage 4 towards the center of solder horn 3 and point welding stage 4
Vacuum degree at 3, the air blowing duct 12 of 102 two sides of air blowing plate, which is open, to be respectively facing solder horn 3 and puts the center of welding stage 4, is increased
Air pressure at solder horn 3 improves clean efficiency.Referring to Fig. 4 and Fig. 5, set in air blowing plate 102 far from the side of rotating electric machine 6
It is equipped with positioned at 12 side of air blowing duct and is covered each by the rectangle check valve sheet 21 in single air blowing duct 12, check valve sheet 21 is adopted
It is made of nitrile rubber and it is adhered on swivel plate 10 there are two angle, when blowing, check valve sheet 21 is to far from outlet duct
Deformation occurs in 19 direction, and after the completion of air blowing, since check valve sheet 21 has elasticity, check valve sheet 21 can cover outlet again
Duct 19, avoids metal fragment and sundries falls into outlet duct 19 and outlet duct 19 is caused to block.
Referring to Fig. 4 and Fig. 5, in order to further increase cleaning efficiency, evacuated panel 101 is along the two sides of 7 extending direction of swingle
The gasket 14 of semicircle shape is provided on wall, the side of evacuated panel 101 towards gasket 14 is fixedly connected with convex block 16 and in gasket 14
On offer the groove 17 to match with convex block 16, convex block 16 is connected with groove 17 by snap fit, gasket 14 far from rotation
The bristle 13 for being fixed on gasket 14 is provided on the side wall of rotating plate 10, gasket 14, which is offered, to be connected and be open with vacuum duct 11
The consistent pad hole 15 in direction, bristle 13 are located at 11 side of vacuum duct, when evacuated panel 101 rotate when, drive bristle 13 with
The rotation together of gasket 14 scrubs 3 surface of solder horn and point welding stage 4, reduces the amount of the metal fragment of adherency, work as bristle
Stick when having more metal fragment on 13, gasket 14, which can be dismantled down, to be washed and replaced, while convex block 16 and groove 17
Make gasket 14 that there is positioning function, reduce the time when contraposition in pad hole 15 and vacuum duct 11, improves cleaning efficiency.
Referring to Fig.1 and Fig. 4, the side of swivel plate 10 offer 2 be connected respectively with vacuum tube 8 or gas blow pipe 9 into
Stomata road 18 and outlet duct 19, wherein air inlet port 18 and outlet duct 19,10 side of swivel plate is arranged with and air inlet port
The vertical section of the 18 inflation baffle rings 20 being connected with outlet duct 19 and inflation baffle ring 20 is in symmetrical " E " shape.In cylinder 5
Piston elongation before open vacuum system, inflation baffle ring 20 can in flat shape shrink, as the piston rod of cylinder 5 is with evacuated panel
After 101 reach between solder horn 3 and point welding stage 4, metal fragment is tentatively pumped into vacuum tube 8.The subsequent driving of rotating electric machine 6 rotation
Bull stick 7 rotates, and then air blowing plate 102 is driven to rotate, rear fan system between the rotation of air blowing plate 102 to solder horn 3 and point welding stage 4
It opens, air is blown into inflation baffle ring 20 via gas blow pipe 9 makes its expansion and on 3 side wall of solder horn and point 4 side wall of welding stage.
After being blown down solder horn 3 or point welding stage 4 with most of metal fragment, metal fragment can be inflated baffle ring 20 and stop inflation gear
In ring 20.Vacuum system is again turned on after rotating again with swivel plate 10, and the metal fragment blown down is inhaled into vacuum hole
And it is emitted into designated position, while inflating baffle ring 20 and shrinking again in flat shape, finally as 5 piston rod of cylinder withdraws from solder horn 3
Between welding stage 4, the health of holding point welder position.The higher metal fragment of temperature can not be by inflating baffle ring 20, no simultaneously
It can be sputtered into staff, guarantee the safety of staff.
The course of work of the utility model and have the beneficial effect that: at the end of spot welding, solder horn 3 is separated with welding stage 4 is put,
Vacuum system is opened at this time, and " E " shaped inflatable baffle ring 20 is shunk in flat shape, and by the push of cylinder 5, the feeding of evacuated panel 101 is ironed
It is evacuated between iron head 3 and point welding stage 4, by the metal fragment suction vacuum tube 8 sputtered near solder horn 3 and is emitted into finger
Positioning is set, then rotates clockwise 180 ° by swingle 7, after between the rotation of air blowing plate 102 to solder horn 3 and point welding stage 4
It blows, in the expansion of " E " shaped inflatable baffle ring 20 and close 3 side wall of solder horn and point 4 side wall of welding stage, while making to be adhered to soldering iron
First 3 or welding bench metal fragment and other sundries fall off and be inflated the blocking of baffle ring 20, subsequent swingle 7 is by evacuated panel
101 rotate 180 ° counterclockwise is evacuated between solder horn 3 and point welding stage 4, and the sundries to fall off is pumped into again in vacuum tube 8
And it is emitted into designated position, while inflating baffle ring 20 and shrinking again in flat shape, finally as mobile bar withdraws from solder horn 3 and spot welding
Between platform 4, the function of automated cleaning is realized.
The above is only the preferred embodiment of the utility model, and the protection scope of the utility model is not limited merely to
Above-described embodiment, technical solution belonging to the idea of the present invention belong to the protection scope of the utility model.It should refer to
Out, for those skilled in the art, it is without departing from the principle of the utility model it is several improvement and
Retouching, these improvements and modifications also should be regarded as the protection scope of the utility model.
Claims (8)
1. a kind of mash welder of automated cleaning, including pedestal (1), spot welding host (2) and perpendicular to the solder horn of pedestal (1)
(3), the point welding stage (4) for being fixed on pedestal (1) is provided with immediately below the solder horn (3), which is characterized in that the pedestal (1)
Upper surface, which is provided with, is fixed on pedestal (1) and cylinder (5) of the telescopic direction towards point welding stage (4), the piston rod of the cylinder (5)
One end far from spot welding host (2) is fixed with rotating electric machine (6), is coaxially arranged with and is ironed in the shaft of the rotating electric machine (6)
Iron head (3) is in parallel and the swingle (7) of inner hollow, the swingle (7) are internally provided with vacuum tube (8) and gas blow pipe (9),
The swingle (7) is coaxially fixed with swivel plate (10) far from the one end of the rotating electric machine (6), and the swivel plate (10) is located at
Where plane where solder horn (3) lower surface and point welding stage (4) upper surface between plane, the swivel plate (10) includes positioned at same
The evacuated panel (101) and air blowing plate (102) of one plane offer at least two on the evacuated panel (101) and air blowing plate (102)
It is connected and runs through respectively the vacuum duct (11) and air blowing duct (12) of swivel plate (10) with vacuum tube (8) and gas blow pipe (9).
2. a kind of mash welder of automated cleaning according to claim 1, which is characterized in that the evacuated panel (101) is blown
Gas plate (102) cross-sectional area is greater than point welding stage (4), when the evacuated panel (101) is located between solder horn (3) and point welding stage (4)
When, vacuum duct (11) opening is respectively facing solder horn (3) and puts the center of welding stage (4), when air blowing plate (102) position
When immediately below solder horn (3), air blowing duct (12) opening is respectively facing solder horn (3) and puts the center of welding stage (4).
3. a kind of mash welder of automated cleaning according to claim 1, which is characterized in that the evacuated panel (101) is located at
Vacuum duct (11) side is provided with bristle (13).
4. a kind of mash welder of automated cleaning according to claim 3, which is characterized in that the evacuated panel (101) and brush
It is provided with dismountable gasket (14) between hair (13), the gasket (14) offers and vacuum duct (11) and air blowing duct
(12) it is connected and the consistent pad hole of opening direction (15), the bristle (13) is fixed on gasket (14) far from evacuated panel
(101) side.
5. a kind of mash welder of automated cleaning according to claim 4, which is characterized in that the swivel plate (10) is close to institute
It states and is provided at least one piece convex block (16) for being fixed on the swivel plate (10), the gasket (14) on the two sidewalls of gasket (14)
The groove (17) with convex block (16) clamping is provided on the side wall of swivel plate (10).
6. a kind of mash welder of automated cleaning according to claim 1, which is characterized in that the side of the swivel plate (10)
Offer the air inlet port (18) and outlet duct (19) that at least two are connected with vacuum tube (8), gas blow pipe (9) respectively, institute
It states swivel plate (10) side and offers the inflation baffle ring (20) being connected with air inlet port (18) and outlet duct (19), and is described
The vertical section for inflating baffle ring (20) is in two " E " shapes being oppositely arranged.
7. a kind of mash welder of automated cleaning according to claim 6, which is characterized in that the swivel plate (10) is set as
Cylindric, the inflation baffle ring (20) is sheathed on swivel plate (10) side.
8. a kind of mash welder of automated cleaning according to claim 1, which is characterized in that solid on the air blowing plate (102)
Surely there is the check valve sheet (21) for being covered each by single air blowing duct (12) and check valve sheet (21) is made of elastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896274.3U CN209110353U (en) | 2018-11-16 | 2018-11-16 | A kind of mash welder of automated cleaning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821896274.3U CN209110353U (en) | 2018-11-16 | 2018-11-16 | A kind of mash welder of automated cleaning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209110353U true CN209110353U (en) | 2019-07-16 |
Family
ID=67205485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821896274.3U Active CN209110353U (en) | 2018-11-16 | 2018-11-16 | A kind of mash welder of automated cleaning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209110353U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112638061A (en) * | 2020-12-28 | 2021-04-09 | 陈圆圆 | PCB circuit board spot welding device |
| CN113210789A (en) * | 2021-05-27 | 2021-08-06 | 恩和 | Device for cleaning manual soldering tin electric soldering bit |
| CN114449780A (en) * | 2022-02-24 | 2022-05-06 | 江西中络电子有限公司 | Novel Mini LED printed circuit board processing method |
-
2018
- 2018-11-16 CN CN201821896274.3U patent/CN209110353U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112638061A (en) * | 2020-12-28 | 2021-04-09 | 陈圆圆 | PCB circuit board spot welding device |
| CN112638061B (en) * | 2020-12-28 | 2021-11-30 | 浙江颐顿机电有限公司 | PCB circuit board spot welding device |
| CN113210789A (en) * | 2021-05-27 | 2021-08-06 | 恩和 | Device for cleaning manual soldering tin electric soldering bit |
| CN114449780A (en) * | 2022-02-24 | 2022-05-06 | 江西中络电子有限公司 | Novel Mini LED printed circuit board processing method |
| CN114449780B (en) * | 2022-02-24 | 2024-01-30 | 江西中络电子有限公司 | Processing method of Mini LED printed circuit board |
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