CN113351953A - Welding method of LED lamp - Google Patents
Welding method of LED lamp Download PDFInfo
- Publication number
- CN113351953A CN113351953A CN202110642088.7A CN202110642088A CN113351953A CN 113351953 A CN113351953 A CN 113351953A CN 202110642088 A CN202110642088 A CN 202110642088A CN 113351953 A CN113351953 A CN 113351953A
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- Prior art keywords
- welding
- led lamp
- pin socket
- aluminum
- circuit board
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- Pending
Links
- 238000003466 welding Methods 0.000 title claims abstract description 122
- 238000000034 method Methods 0.000 title claims abstract description 20
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 49
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 49
- 238000004140 cleaning Methods 0.000 claims abstract description 22
- 239000011248 coating agent Substances 0.000 claims abstract description 11
- 238000000576 coating method Methods 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 20
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 239000010949 copper Substances 0.000 claims description 17
- 229910052802 copper Inorganic materials 0.000 claims description 17
- 239000000047 product Substances 0.000 claims description 15
- 239000004519 grease Substances 0.000 claims description 13
- 229920001296 polysiloxane Polymers 0.000 claims description 12
- 239000012459 cleaning agent Substances 0.000 claims description 10
- 239000011265 semifinished product Substances 0.000 claims description 10
- 238000005476 soldering Methods 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 8
- 239000002103 nanocoating Substances 0.000 claims description 6
- 238000002791 soaking Methods 0.000 claims description 5
- 229910000679 solder Inorganic materials 0.000 claims 4
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000012423 maintenance Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses a welding method of an LED lamp, which comprises the following steps: 1) pre-mounting a multi-pin power strip; 2) cleaning an aluminum-based circuit board; 3) cleaning the LED lamp; 4) the pins of the LED lamp are wound on the multi-pin socket; 5) the LED lamp is welded with the substrate; 6) the LED lamp is welded with the multi-pin socket; 7) secondary welding; 8) a thermally conductive coating; 9) and (6) carrying out moisture-proof treatment. The invention belongs to the technical field of LED lamp processing, and particularly provides a method for welding an LED lamp, which has the advantages of high stability, difficulty in loosening, good conductivity, good heat conductivity and effective water and moisture resistance by doubly reinforcing and welding an anode and a cathode of the LED lamp and a circuit board.
Description
Technical Field
The invention belongs to the technical field of LED lamp processing, and particularly relates to a welding method of an LED lamp.
Background
With the great application of solar LED lamps, the defects of the prior art are also shown, and in a humid environment, the service life of the LED lamps is short, and the shortest service life even does not exceed 30 days; in practical application, the solar LED lamp is still in an all-weather natural environment, and when being blown by wind, a large truck drives through a road to vibrate, so that the separation of welding points on an aluminum-based circuit board in the solar LED lamp is aggravated, and meanwhile, the solar LED lamp cannot work normally. In order to ensure illumination, the solar LED lamp needs to be maintained and replaced, the maintenance and replacement cost is high, the cost in western regions is higher, the rent of a special vehicle used only for maintenance is more than 1000 Yuan every day, and maintenance and replacement personnel work at high altitude, so that huge personal safety risks are caused. In order to overcome the defects of the existing welding technology, the invention needs to invent a clamping and pressing welding method of the moisture-proof and vibration-proof LED lamp. .
Disclosure of Invention
In order to solve the existing problems, the invention provides the welding method for the LED lamp, which is used for doubly reinforcing and welding the anode and the cathode of the LED lamp and a circuit board, so that the welded LED lamp is high in stability, not easy to loosen, good in electric conductivity, good in heat conductivity, and effective in water resistance and moisture resistance.
The technical scheme adopted by the invention is as follows: a welding method of an LED lamp comprises the following steps:
1) pre-installing a multi-pin power strip: welding a multi-pin socket at the positive end to be welded on the aluminum-based circuit board to obtain a positive multi-pin socket, welding a multi-pin socket at the negative end to be welded on the aluminum-based circuit board to obtain a negative multi-pin socket, and welding each pin of the positive multi-pin socket and the negative multi-pin socket with the aluminum-based circuit board;
2) cleaning an aluminum-based circuit board: cleaning a positive terminal and a negative terminal which need to be welded on the aluminum-based circuit board by using a cleaning agent;
3) cleaning an LED lamp: cleaning a positive terminal and a negative terminal of the LED lamp to be welded by using a cleaning agent;
4) the LED lamp pins are wound on the multi-pin socket: the positive terminal of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the positive multi-pin socket; the cathode end of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the cathode multi-pin socket;
5) welding the LED lamp and the substrate: respectively welding the anode end and the cathode end of the LED lamp with the jacks on the aluminum-based circuit board at the welding temperature of 180 ℃ and 260 ℃ for 1-3 seconds;
6) the LED lamp is welded with the multi-pin socket: welding the positive end of the LED lamp and the winding part of the positive multi-pin power strip by a spot welding machine, welding the negative end of the LED lamp and the winding part of the negative multi-pin power strip at the welding temperature of 180-260 ℃ for 1-3 seconds in a single welding process, detecting by a circuit detection device, and entering the next step if the detection is qualified;
7) and (3) secondary welding: wrapping and welding the anode end of the LED lamp on the anode multi-pin socket by using a spot welding machine through soldering tin, wrapping and welding the cathode end of the LED lamp on the cathode multi-pin socket to obtain a primary finished product, wherein the welding temperature is 180 ℃ and 260 ℃, the single welding time is 1-3 seconds, detecting the primary finished product by using circuit detection equipment, and entering the next step if the detection is qualified;
8) heat-conducting coating: coating heat-conducting silicone grease between the copper-based base of the LED lamp and the aluminum-based plate, and welding to obtain a semi-finished product, wherein the thickness of the heat-conducting silicone grease is 0.1-0.8 cm;
9) moisture-proof treatment: and soaking the semi-finished product in the TIS-NM nano coating for 3-8 seconds to obtain a welding finished product.
Further, step 1) the many pins are inserted and are arranged including connecting body, electrically conductive copper post and pin, the connection body diapire is located to the pin, electrically conductive copper post is located and is connected the body upper wall, and electrically conductive copper post and pin intercommunication are connected the body diapire and are equipped with the multiunit pin, and the multiunit pin is convenient for insert the row fastening with many pins and fix on aluminium base circuit board, and electrically conductive copper post is convenient for electrically conduct and be convenient for the positive negative pole pin of LED lamp and the row welding is inserted to many pins.
Further, the soldering tin in the step 6) is one of soldering paste, soldering tin wires and soldering tin bars.
Further, the thermal conductivity of the heat-conducting silicone grease in the step 8) is more than 2W/m.K.
By adopting the scheme, the invention has the following beneficial effects: according to the welding method of the LED lamp, the LED lamp is welded with the aluminum-based circuit board by introducing the multi-pin socket, on one hand, the multi-pin socket is firmly welded on the surface of the aluminum-based plate through the multi-pin socket arranged with the multi-pin, on the other hand, the positive and negative pins of the LED lamp are wound with the multi-pin socket through threads, so that the welding area is increased, the positive and negative ends of the LED lamp are firmly welded with the multi-pin socket, the double reinforcement welding is realized, the aluminum-based circuit board is subjected to waterproof treatment through the nano coating, and the LED lamp is subjected to heat conduction treatment through the heat conduction silicone grease, so that the welded circuit board is effectively waterproof, good in heat conduction performance, firm in welding and not easy to loosen.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a multi-pin socket of a welding method of an LED lamp according to the present invention.
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings: 1. the connecting body 2, the conductive copper column 3 and the pin.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
A welding method of an LED lamp comprises the following steps:
1) pre-installing a multi-pin power strip: welding a multi-pin socket at the positive end to be welded on the aluminum-based circuit board to obtain a positive multi-pin socket, welding a multi-pin socket at the negative end to be welded on the aluminum-based circuit board to obtain a negative multi-pin socket, and welding each pin of the positive multi-pin socket and the negative multi-pin socket with the aluminum-based circuit board;
2) cleaning: cleaning a positive terminal and a negative terminal which need to be welded on the aluminum-based circuit board by using a cleaning agent;
3) cleaning: cleaning a positive terminal and a negative terminal of the LED lamp to be welded by using a cleaning agent;
4) the LED lamp pins are wound on the multi-pin socket: the positive terminal of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the positive multi-pin socket; the cathode end of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the cathode multi-pin socket;
5) welding the LED lamp and the substrate: respectively welding the positive end and the negative end of the LED lamp with jacks on the aluminum-based circuit board at the welding temperature of 260 ℃ for 2 seconds;
6) the LED lamp is welded with the multi-pin socket: welding the positive end of the LED lamp and the winding part of the positive multi-pin power strip by a spot welding machine, welding the negative end of the LED lamp and the winding part of the negative multi-pin power strip together, wherein the welding temperature is 260 ℃, the single welding time is 2 seconds, a circuit detection device detects, and if the detection is qualified, the next step is carried out;
7) and (3) secondary welding: wrapping and welding the anode end of the LED lamp on the anode multi-pin socket by using a spot welding machine through soldering tin, wrapping and welding the cathode end of the LED lamp on the cathode multi-pin socket to obtain a primary finished product, wherein the welding temperature is 260 ℃, the single welding time is 2 seconds, detecting the primary finished product by using circuit detection equipment, and entering the next step if the detection is qualified;
8) heat-conducting coating: coating heat-conducting silicone grease between the copper-based base of the LED lamp and the aluminum-based plate, and welding to obtain a semi-finished product, wherein the thickness of the heat-conducting silicone grease is 0.8 cm;
9) moisture-proof treatment: and soaking the semi-finished product in the TIS-NM nano coating for 4 seconds to obtain a welding finished product.
Example two
A welding method of an LED lamp comprises the following steps:
1) pre-installing a multi-pin power strip: welding a multi-pin socket at the positive end to be welded on the aluminum-based circuit board to obtain a positive multi-pin socket, welding a multi-pin socket at the negative end to be welded on the aluminum-based circuit board to obtain a negative multi-pin socket, and welding each pin of the positive multi-pin socket and the negative multi-pin socket with the aluminum-based circuit board;
2) cleaning: cleaning a positive terminal and a negative terminal which need to be welded on the aluminum-based circuit board by using a cleaning agent;
3) cleaning: cleaning a positive terminal and a negative terminal of the LED lamp to be welded by using a cleaning agent;
4) the LED lamp pins are wound on the multi-pin socket: the positive terminal of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the positive multi-pin socket; the cathode end of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the cathode multi-pin socket;
5) welding the LED lamp and the substrate: respectively welding the anode end and the cathode end of the LED lamp with the jacks on the aluminum-based circuit board at the welding temperature of 180 ℃ and 260 ℃ for 1-3 seconds;
6) the LED lamp is welded with the multi-pin socket: welding the positive end of the LED lamp and the winding part of the positive multi-pin power strip by a spot welding machine, welding the negative end of the LED lamp and the winding part of the negative multi-pin power strip together, wherein the welding temperature is 250 ℃, the single welding time is 2 seconds, a circuit detection device detects, and the next step is carried out if the detection is qualified;
7) and (3) secondary welding: wrapping and welding the anode end of the LED lamp on the anode multi-pin socket by using a spot welding machine through soldering tin, wrapping and welding the cathode end of the LED lamp on the cathode multi-pin socket to obtain a primary finished product, wherein the welding temperature is 250 ℃, the single welding time is 2 seconds, detecting the primary finished product by using circuit detection equipment, and entering the next step if the detection is qualified;
8) heat-conducting coating: coating heat-conducting silicone grease between the copper-based base of the LED lamp and the aluminum-based plate, and welding to obtain a semi-finished product, wherein the thickness of the heat-conducting silicone grease is 0.5 cm;
9) moisture-proof treatment: and soaking the semi-finished product in the TIS-NM nano coating for 6 seconds to obtain a welding finished product.
EXAMPLE III
A welding method of an LED lamp comprises the following steps:
1) pre-installing a multi-pin power strip: welding a multi-pin socket at the positive end to be welded on the aluminum-based circuit board to obtain a positive multi-pin socket, welding a multi-pin socket at the negative end to be welded on the aluminum-based circuit board to obtain a negative multi-pin socket, and welding each pin of the positive multi-pin socket and the negative multi-pin socket with the aluminum-based circuit board;
2) cleaning: cleaning a positive terminal and a negative terminal which need to be welded on the aluminum-based circuit board by using a cleaning agent;
3) cleaning: cleaning a positive terminal and a negative terminal of the LED lamp to be welded by using a cleaning agent;
4) the LED lamp pins are wound on the multi-pin socket: the positive terminal of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the positive multi-pin socket; the cathode end of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the cathode multi-pin socket;
5) welding the LED lamp and the substrate: respectively welding the anode end and the cathode end of the LED lamp with jacks on the aluminum-based circuit board, wherein the welding temperature is 180 ℃, and the welding time is 3 seconds;
6) the LED lamp is welded with the multi-pin socket: welding the positive end of the LED lamp and the winding part of the positive multi-pin power strip by a spot welding machine, welding the negative end of the LED lamp and the winding part of the negative multi-pin power strip together, wherein the welding temperature is 180 ℃, the single welding time is 3 seconds, a circuit detection device detects, and the next step is carried out if the detection is qualified;
7) and (3) secondary welding: wrapping and welding the anode end of the LED lamp on the anode multi-pin socket by using a spot welding machine through soldering tin, wrapping and welding the cathode end of the LED lamp on the cathode multi-pin socket to obtain a primary finished product, wherein the welding temperature is 260 ℃, the single welding time is 3 seconds, detecting the primary finished product by using circuit detection equipment, and entering the next step if the detection is qualified;
8) heat-conducting coating: coating heat-conducting silicone grease between the copper-based base of the LED lamp and the aluminum-based plate, and welding to obtain a semi-finished product, wherein the thickness of the heat-conducting silicone grease is 0.1 cm;
9) moisture-proof treatment: and soaking the semi-finished product in the TIS-NM nano coating for 8 seconds to obtain a welding finished product.
As shown in fig. 1, step 1) the multi-pin power strip comprises a connecting body 1, a conductive copper column 2 and pins 3, the pins 3 are arranged on the bottom wall of the connecting body 1, the conductive copper column 2 is arranged on the upper wall of the connecting body 1, the conductive copper column 2 is communicated with the pins 3, the bottom wall of the connecting body 1 is provided with a plurality of groups of pins 3, the multi-pin power strip is fastened and fixed on an aluminum-based circuit board through the plurality of groups of pins 3, and the conductive copper column 2 is convenient for conduction and is convenient for welding the positive and negative pins 3 and the multi-pin power strip of the LED lamp.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by the present specification, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (4)
1. A welding method of an LED lamp is characterized by comprising the following steps:
1) pre-installing a multi-pin power strip: welding a multi-pin socket at the positive end to be welded on the aluminum-based circuit board to obtain a positive multi-pin socket, welding a multi-pin socket at the negative end to be welded on the aluminum-based circuit board to obtain a negative multi-pin socket, and welding each pin of the positive multi-pin socket and the negative multi-pin socket with the aluminum-based circuit board;
2) cleaning an aluminum-based circuit board: cleaning a positive terminal and a negative terminal which need to be welded on the aluminum-based circuit board by using a cleaning agent;
3) cleaning an LED lamp: cleaning a positive terminal and a negative terminal of the LED lamp to be welded by using a cleaning agent;
4) the LED lamp pins are wound on the multi-pin socket: the positive terminal of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the positive multi-pin socket; the cathode end of the LED lamp penetrates through the jack on the aluminum-based circuit board and then is tightly wound on the cathode multi-pin socket;
5) welding the LED lamp and the substrate: respectively welding the anode end and the cathode end of the LED lamp with the jacks on the aluminum-based circuit board at the welding temperature of 180 ℃ and 260 ℃ for 1-3 seconds;
6) the LED lamp is welded with the multi-pin socket: welding the positive end of the LED lamp and the winding part of the positive multi-pin power strip by a spot welding machine, welding the negative end of the LED lamp and the winding part of the negative multi-pin power strip at the welding temperature of 180-260 ℃ for 1-3 seconds in a single welding process, detecting by a circuit detection device, and entering the next step if the detection is qualified;
7) and (3) secondary welding: wrapping and welding the anode end of the LED lamp on the anode multi-pin socket by using a spot welding machine through soldering tin, wrapping and welding the cathode end of the LED lamp on the cathode multi-pin socket to obtain a primary finished product, wherein the welding temperature is 180 ℃ and 260 ℃, the single welding time is 1-3 seconds, detecting the primary finished product by using circuit detection equipment, and entering the next step if the detection is qualified;
8) heat-conducting coating: coating heat-conducting silicone grease between the copper-based base of the LED lamp and the aluminum-based plate, and welding to obtain a semi-finished product, wherein the thickness of the heat-conducting silicone grease is 0.1-0.8 cm;
9) moisture-proof treatment: and soaking the semi-finished product in the TIS-NM nano coating for 3-8 seconds to obtain a welding finished product.
2. The method for welding the LED lamp according to claim 1, wherein the multi-pin socket in step 1) comprises a connecting body, conductive copper pillars and pins, the pins are arranged on the bottom wall of the connecting body, the conductive copper pillars are arranged on the upper wall of the connecting body, the conductive copper pillars are communicated with the pins, and a plurality of groups of pins are arranged on the bottom wall of the connecting body.
3. The method for soldering the LED lamp according to claim 1, wherein the solder in step 6) is one of solder paste, solder wire and solder bar.
4. The method for welding the LED lamp as claimed in claim 1, wherein the thermal conductivity of the thermal grease in step 8) is greater than 2W/m.K.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642088.7A CN113351953A (en) | 2021-06-09 | 2021-06-09 | Welding method of LED lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110642088.7A CN113351953A (en) | 2021-06-09 | 2021-06-09 | Welding method of LED lamp |
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| CN113351953A true CN113351953A (en) | 2021-09-07 |
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|---|---|---|---|
| CN202110642088.7A Pending CN113351953A (en) | 2021-06-09 | 2021-06-09 | Welding method of LED lamp |
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-
2021
- 2021-06-09 CN CN202110642088.7A patent/CN113351953A/en active Pending
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Application publication date: 20210907 |