CN219131058U - LED lamp tail needle welding jig - Google Patents
LED lamp tail needle welding jig Download PDFInfo
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- CN219131058U CN219131058U CN202223213413.7U CN202223213413U CN219131058U CN 219131058 U CN219131058 U CN 219131058U CN 202223213413 U CN202223213413 U CN 202223213413U CN 219131058 U CN219131058 U CN 219131058U
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Abstract
The utility model discloses a welding jig for an LED lamp tail needle, and belongs to the technical field of LED lamp production equipment. The welding device comprises a welding base, a welding head and a welding head, wherein the welding base comprises a bottom plate part, a front supporting part and a rear supporting part; the front supporting part and the rear supporting part are respectively arranged above the front side and the rear side of the bottom plate part, and are respectively provided with a mounting groove for limiting the circuit board; the mounting groove of the rear supporting part is provided with a lower groove corresponding to the slotting of the circuit board. The utility model provides the special welding jig for the LED lamp tail needle, which is applicable to a novel LED lamp tail needle welding mode, and can prevent soldering tin from falling on the surface of a circuit board when the tail needle is welded to increase the thickness of the circuit board, and meanwhile, the solder passing can be realized, so that the stability of a welding structure is ensured.
Description
Technical Field
The utility model relates to a welding jig for an LED lamp tail needle, and belongs to the technical field of LED lamp production equipment.
Background
The LED lamp (LED is light emitting diode: light-emitting diode) is abbreviated as an LED lamp, the basic structure of the LED lamp is an electroluminescent semiconductor material chip, silver glue or white glue is used for curing the LED lamp onto a bracket, then silver wires or gold wires are used for connecting the chip and a circuit board, the periphery of the LED lamp is sealed by epoxy resin, the effect of protecting an internal core wire is achieved, and finally a shell is arranged, so that the LED lamp has good anti-seismic performance. The application field relates to the production of daily household appliances such as mobile phones, table lamps, household appliances and the like and machinery. The LED lamp is replacing the conventional halogen lamp with its advantages of high light efficiency, long life, etc.
The LED lamp beads are generally assembled by a plurality of components such as a lamp cap, a housing, pins (tail pins), a light emitting plate, a driving circuit board, and the like through complex procedures.
As shown in fig. 1, in the existing LED lamp beads, such as standard LED lamp beads of G4, GY6.35 and the like, pins of the LED lamp beads are directly welded on the surface of a driving circuit board through soldering tin, the pins are welded on the surface of the circuit board, so that the overall thickness of the circuit board is increased, on one hand, the overall space structure of the tail of the LED lamp is compact, the heat dissipation effect is poor, on the other hand, the thickness of the circuit board is increased, and in the assembling process of the LED lamp, the circuit board and other elements on the circuit board are difficult to assemble into a shell.
Therefore, to the above defect, a novel welding mode of the LED pin and the circuit board is designed, as shown in fig. 2, a U-shaped slot is formed at the tail end of the circuit board, and the tail needle can be inserted into the slot, so that the thickness of the tail needle and the thickness of the U-shaped slot on the circuit board cancel each other out, and the welding mode of overlapping the thicknesses in the past is replaced, so that the maximum thickness of the circuit board of the LED lamp can be ensured to be thinner.
To the novel welding structure of circuit board and tail needle, do not have the welding jig of convenient welding this kind of structure among the prior art, ordinary welding jig leads to soldering tin to remain circuit board surface very easily, can not realize the tin moreover, leads to the welding steadiness low, and the molten tin only can exist the fluting promptly above, and molten tin can not reach below the circuit board fluting.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide the special welding jig for the LED lamp tail needle, which is applicable to a novel LED lamp tail needle welding mode, and can prevent soldering tin from falling on the surface of a circuit board when the tail needle is welded to increase the thickness of the circuit board, and meanwhile, the solder passing can be realized, so that the stability of a welding structure is ensured.
The technical problems to be solved by the utility model are realized by adopting the following technical scheme:
the welding jig comprises a welding base, wherein the welding base comprises a bottom plate part, a front supporting part and a rear supporting part;
the front supporting part and the rear supporting part are respectively arranged above the front side and the rear side of the bottom plate part, and are respectively provided with a mounting groove for limiting the circuit board;
the mounting groove of back supporting part department is equipped with the lower recess that corresponds with the circuit board fluting, and when soldering tin soldering fluid fell on tail needle and circuit board fluting junction from the top, unnecessary soldering tin can fall into the lower recess, consequently can not fall on circuit board surface and lead to the increase of circuit board thickness.
As a preferred example, the lower groove is a oblong hole and penetrates through the welding base, and the excessive solder can be discharged from the bottom of the lower groove.
As a preferred example, the bottom plate portion, the front support portion, and the rear support portion of the welding base are integrally formed.
As a preferred example, an opening is formed above the bottom plate portion between the front support portion and the rear support portion, and the opening enables the middle portion of the circuit board to be in an overhead state, so that the soldered circuit board can be conveniently removed.
As a preferable example, a limiting mechanism for limiting the tail needle is further arranged behind the mounting groove on the rear supporting portion, and the tail needle can be slightly clamped by the limiting mechanism, so that the tail needle is prevented from being deviated in the welding process.
As a preferred example, the limiting mechanism comprises limiting adjusting screws and limiting blocks, two sides of each limiting block are arranged on the welding base through the corresponding limiting adjusting screws, and a slot capable of being inserted into the tail needle is formed between each limiting block and the welding base.
As a preferable example, the bottom plate part of the welding base is an adjustable bottom plate part with adjustable length, one side of the adjustable bottom plate part is a plugboard part, the other side of the adjustable bottom plate part is a slot part, and the plugboard part is inserted into the slot part and is fastened by bolts and nuts.
The beneficial effects of the utility model are as follows:
(1) The special welding jig for the LED lamp tail needle can be suitable for a novel LED lamp tail needle welding mode, the problem that soldering tin falls on the surface of a circuit board to increase the thickness of the circuit board when the tail needle is welded is avoided, meanwhile, tin passing can be realized, and the stability of a welding structure is ensured;
(2) According to the utility model, the lower groove is designed into a slotted hole and penetrates through the welding base, and redundant soldering tin can be discharged from the bottom of the lower groove;
(3) According to the utility model, the opening is formed above the bottom plate part between the front support part and the rear support part, so that the middle part of the circuit board is in an overhead state, and the welded circuit board is convenient to take down;
(4) According to the utility model, the limiting mechanism for limiting the tail needle is arranged behind the mounting groove on the rear supporting part, and the limiting mechanism can slightly clamp the tail needle, so that the tail needle is prevented from shifting in the welding process;
(5) According to the utility model, the bottom plate part of the welding base is an adjustable bottom plate part with adjustable length, so that the welding base can be applicable to circuit boards with different lengths and sizes in LED lamps with different models.
Drawings
Fig. 1 is a schematic diagram of a welding structure between an LED lamp bead circuit board and a tail needle in the prior art;
fig. 2 is a schematic diagram of a welding structure between an improved LED lamp bead circuit board and a tail needle;
fig. 3 is a schematic perspective view of an LED tail pin welding jig according to embodiment 1 of the present utility model;
fig. 4 is a schematic top view of the LED tail pin welding fixture in embodiment 1 of the present utility model;
fig. 5 is a schematic side view of the LED tail pin welding fixture in embodiment 1 of the present utility model;
fig. 6 is a schematic diagram of an application structure of the LED tail pin welding jig in embodiment 1 of the present utility model;
fig. 7 is a schematic side view of the LED tail pin welding fixture in embodiment 2 of the present utility model.
In the figure:
1. a circuit board; 101. slotting;
2. a tail needle;
3. welding a base; 301. a bottom plate portion; 302. a front support part; 303. a rear support portion; 304. a front mounting groove; 305. a rear mounting groove; 306. a lower groove; 307. an opening; 308. limiting the adjusting screw; 309. a limiting block; 310. a plugboard portion; 311. a slot part; 312. a locking bolt; 313. and a slotted hole.
Detailed Description
The utility model will be further described with reference to the following detailed drawings and examples, in order to make the technical means, the creation features, the achievement of the objects and the effects of the utility model easily understood.
Example 1:
to the novel welding structure of the circuit board 1 and the tail needle 2 in the background art, no welding jig convenient for welding the structure exists in the prior art, the common welding jig can easily lead to soldering tin to remain on the surface of the circuit board 1, tin cannot be excessively realized, so that the welding stability is low, namely, molten tin only exists above the slot 101, and molten tin cannot reach the lower surface of the slot 101 of the circuit board 1.
Therefore, as shown in fig. 3-5, the embodiment of the utility model provides a special welding jig for an LED lamp tail needle 2, which can be applied to a novel welding mode of the LED lamp tail needle 2, and can avoid the increase of the thickness of the circuit board 1 caused by solder falling on the surface of the circuit board 1 when the LED lamp tail needle 2 is welded, and can realize tin passing and ensure the stability of a welding structure.
The welding jig includes a welding base 3, and the welding base 3 includes a bottom plate portion 301, a front support portion 302, and a rear support portion 303, which are integrally formed.
The front supporting portion 302 and the rear supporting portion 303 are respectively disposed above the front and rear sides of the bottom plate portion 301, and the front supporting portion 302 and the rear supporting portion 303 are respectively provided with a mounting groove for limiting the circuit board 1, which is respectively a front mounting groove 304 and a rear mounting groove 305, the front mounting groove 304 is used for mounting and limiting the front end of the circuit board 1, and the rear mounting groove 305 is used for mounting and limiting the rear end of the circuit board 1.
The rear mounting groove 305 of the rear supporting portion 303 is provided with two lower grooves 306 corresponding to the two grooves 101 on the circuit board 1, the lower grooves 306 are oblong holes 313 and penetrate through the welding base 3, redundant soldering tin can be discharged from the bottom of the lower grooves 306, and when the soldering tin soldering liquid falls onto the connection position of the tail needle 2 and the grooves 101 of the circuit board 1 from above, the redundant soldering tin can fall into the lower grooves 306, so that the surplus soldering tin cannot fall onto the surface of the circuit board 1 to increase the thickness of the circuit board 1.
Preferably, an opening 307 is formed above the bottom plate portion 301 between the front support portion 302 and the rear support portion 303, and the opening 307 enables the middle portion of the circuit board 1 to be in an overhead state, so that the soldered circuit board 1 can be conveniently removed.
Preferably, a limiting mechanism for limiting the tail needle 2 is further arranged behind the rear mounting groove 305 on the rear supporting portion 303, and the tail needle 2 can be slightly clamped by the limiting mechanism, so that the tail needle 2 is prevented from being deviated in the welding process. The limiting mechanism comprises a limiting adjusting screw 308 and a limiting block 309, two sides of the limiting block 309 are arranged on the welding base 3 through the limiting adjusting screw 308, and a slot capable of being inserted into the tail needle 2 is formed between the limiting block 309 and the welding base 3.
Example 2:
as shown in fig. 7, another implementation manner of the present utility model is provided, and the difference between the embodiment 2 and the embodiment 1 is that the bottom plate portion 301 of the welding base 3 is an adjustable bottom plate portion 301 with adjustable length, the side of the adjustable bottom plate portion 301 provided with the front supporting portion 302 is a plugboard portion 310, the side provided with the rear supporting portion 303 is a slot portion 311, the plugboard portion 310 can be inserted into the slot portion 311, a slotted hole 313 is provided on the side of the plugboard portion 310, a locking bolt 312 is provided on the side of the slot portion 311, the locking bolt 312 sequentially passes through one side of the slot portion 311 and the slotted hole 313 and extends to the other side of the slot portion 311, and the locking bolt 312 is screwed with a nut to adjust the movable connection between the two, so as to be suitable for circuit boards 1 with different lengths in different types of LED lamps.
The foregoing description and shows the general principles, features and advantages of the utility model. It will be appreciated by persons skilled in the art that the present utility model is not limited to the embodiments described above, but is capable of numerous variations and modifications without departing from the essential spirit and scope of the utility model, which are intended to fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The LED lamp tail needle welding jig is used for being used as a welding jig for welding a tail needle (2) of an LED lamp in a slot (101) of a circuit board (1), and is characterized by comprising a welding base (3), wherein the welding base (3) comprises a bottom plate part (301), a front supporting part (302) and a rear supporting part (303);
the front supporting part (302) and the rear supporting part (303) are respectively arranged above the front side and the rear side of the bottom plate part (301), and the front supporting part (302) and the rear supporting part (303) are respectively provided with mounting grooves for limiting the circuit board (1);
the mounting groove of the rear supporting part (303) is provided with a lower groove (306) corresponding to the groove (101) of the circuit board (1).
2. The LED tail pin welding jig according to claim 1, wherein the lower groove (306) is a oblong hole (313) and is disposed through the welding base (3).
3. The LED tail pin welding jig according to claim 1, wherein the bottom plate portion (301), the front support portion (302) and the rear support portion (303) of the welding base (3) are integrally formed.
4. The LED lamp tail pin welding jig according to claim 1, wherein an opening (307) is formed above the bottom plate portion (301) between the front support portion (302) and the rear support portion (303).
5. The LED lamp tail needle welding jig according to claim 1, wherein a limiting mechanism for limiting the tail needle (2) is further arranged behind the mounting groove on the rear supporting portion (303).
6. The LED lamp tail needle welding jig according to claim 5, wherein the limiting mechanism comprises limiting adjusting screws (308) and limiting blocks (309), two sides of each limiting block (309) are installed on the welding base (3) through the corresponding limiting adjusting screws (308), and a slot capable of being inserted into the tail needle (2) is formed between each limiting block (309) and the corresponding welding base (3).
7. The LED tail pin welding jig according to claim 1, wherein the bottom plate portion (301) of the welding base (3) is an adjustable bottom plate portion (301) with adjustable length, one side of the adjustable bottom plate portion (301) is a plug plate portion (310), the other side is a socket portion (311), the plug plate portion (310) is inserted into the socket portion (311), and the plug plate portion and the socket portion are fastened by bolts and nuts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223213413.7U CN219131058U (en) | 2022-11-30 | 2022-11-30 | LED lamp tail needle welding jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223213413.7U CN219131058U (en) | 2022-11-30 | 2022-11-30 | LED lamp tail needle welding jig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219131058U true CN219131058U (en) | 2023-06-06 |
Family
ID=86564724
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223213413.7U Active CN219131058U (en) | 2022-11-30 | 2022-11-30 | LED lamp tail needle welding jig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219131058U (en) |
-
2022
- 2022-11-30 CN CN202223213413.7U patent/CN219131058U/en active Active
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