CN112576965A - Long lamp strip assembled by wavy LED short lamp strips and manufacturing method - Google Patents
Long lamp strip assembled by wavy LED short lamp strips and manufacturing method Download PDFInfo
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- CN112576965A CN112576965A CN201910961576.7A CN201910961576A CN112576965A CN 112576965 A CN112576965 A CN 112576965A CN 201910961576 A CN201910961576 A CN 201910961576A CN 112576965 A CN112576965 A CN 112576965A
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- circuit board
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- lamp strip
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- 238000004519 manufacturing process Methods 0.000 title abstract description 18
- 238000001125 extrusion Methods 0.000 claims abstract description 23
- 238000005520 cutting process Methods 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 238000003825 pressing Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 8
- 239000010949 copper Substances 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 7
- 241001391944 Commicarpus scandens Species 0.000 claims description 5
- 238000004021 metal welding Methods 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 238000005476 soldering Methods 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 2
- 239000011889 copper foil Substances 0.000 claims description 2
- 238000003475 lamination Methods 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 1
- 238000007747 plating Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 claims 1
- 239000011324 bead Substances 0.000 description 10
- 229910000679 solder Inorganic materials 0.000 description 4
- 238000005498 polishing Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000002313 adhesive film Substances 0.000 description 1
- 239000013039 cover film Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
- F21S4/22—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape
- F21S4/24—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports flexible or deformable, e.g. into a curved shape of ribbon or tape form, e.g. LED tapes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Led Device Packages (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention relates to a long lamp strip assembled by wavy LED short lamp strips and a manufacturing method thereof, in particular to a long lamp strip assembled by wavy LED short lamp strips, which is formed by extruding a circuit board of the lamp strip by an extrusion die and is a telescopic wavy module.
Description
Technical Field
The invention relates to the field of LED lamp belts, in particular to a long lamp belt assembled by wavy LED short lamp belts and a manufacturing method thereof.
Background
LED circuit board lamp area has always, many positions all need crooked use as required during the use, lamp area all causes the circuit board bending fracture very easily when crooked use usually, or the circuit board is broken string, or long lamp area is because of self weight is heavy when the installation, because of tensile fracture, or there is thick copper line or copper winding displacement at the lamp area circuit board back, during the bending, thick copper pushes up circuit board absolutely, or pushes up circuit board absolutely when the waterproof resin of lamp area package is crooked, how to solve this crooked and tensile easy-to-break problem, improve the anti-flex ability, a difficult problem in the industry has always been.
In order to overcome the defects and solve the technical problems, the connected short lamp strip containing the LED circuit board modules with the lamp strips is extruded into the wavy connected short lamp strip by an extrusion die, and the connected short lamp strip of the wavy module is arranged end to end and welded on the long flat cable to form the telescopic lamp strip which is not easy to break when bent and stretched.
Disclosure of Invention
The invention relates to a long lamp strip assembled by wavy LED short lamp strips and a manufacturing method thereof, in particular to a long lamp strip assembled by wavy LED short lamp strips, which is formed by extruding a circuit board of the lamp strip by an extrusion die and is a telescopic wavy module.
The invention provides a method for manufacturing a long lamp strip by assembling wavy LED short lamp strips, and particularly relates to a method for manufacturing a long lamp strip by using an extrusion die to extrude circuit boards of the lamp strip into waves, wherein the extrusion die comprises an upper template and a lower template, one of the upper template and the lower template is provided with a hole or a groove for avoiding components, then convex ribs and grooves are manufactured on the two templates, or the convex rib is manufactured on one of the templates, the groove is manufactured on the other template, when the upper template and the lower template are aligned and overlapped, each convex rib corresponds to one groove and forms a state that the convex rib is embedded into the groove, a positioning nail is arranged on the lower template, a positioning hole is arranged on the upper template, the circuit board lamp strip is arranged on the lower template, then an upper template is arranged on the circuit board, and the positioning hole of the upper template is also hung on the positioning nail of the lower template, at the moment, components on the circuit board enter holes or grooves on the templates which are not in contact with the components, the components can be prevented from being damaged by pressing, after the whole positioning lamination combination, the convex ribs on one template are always kept to be opposite to the grooves on the other template, the template is placed into a press for cold pressing, after the cold pressing is finished, the circuit board module is taken out from the press for combination, then the circuit board module is taken down, the circuit board module is pressed into a wavy shape, and the connected short lamp strip of the wavy circuit board module is formed by the element surface (front surface) or the connected short lamp strip of the wavy module without the element, or the connected short lamp strip of the wavy module with the convex element surface (back surface) or the connected short lamp strip of the wavy module with the convex element surface (front surface) or the connected short lamp strip of the wavy module with the convex element surface on both surfaces, and the connected short lamp strip of the telescopic wavy module, and a plurality of parallel wires are, exposing metal welding spots on the flat cable, then arranging and welding the end to end of the connected short lamp strip of the plurality of wavy modules on the long flat cable, or firstly arranging and bonding the end to end of the plurality of modules on the long flat cable by using an adhesive, then welding, connecting and conducting, then cutting into single strips, cutting into single strips by using a die, wherein the die is provided with a hole or a groove for avoiding the element, so that the element is not stressed during strip division, and the long lamp strip assembled by the wavy LED short lamp strip is manufactured.
According to the invention, the invention also provides a long lamp strip assembled by the wavy LED short lamp strips, which comprises: an element including an LED lamp; a single-sided or double-sided wavy circuit board; long flat cables; the LED lamp strip is characterized in that the single-sided or double-sided wavy circuit board is a three-dimensional flexible circuit board which is provided with a plurality of raised waves on two sides of the circuit board or is provided with a plurality of raised waves on one side of the circuit board, the wavy circuit board is a wavy circuit board formed by extruding a planar circuit board, the whole wavy circuit board is shaped when no external force is applied for stretching or extruding, the raised part can be deformed when the external force is applied for stretching or extruding, so that the whole circuit board can be lengthened or shortened towards the longitudinal direction (the long direction), the LED lamp-containing element is a long LED lamp strip which is welded on the wavy circuit board to form a wavy short LED lamp strip, the wavy short LED lamp strips are arranged and welded on the long row line end to end or are arranged and assembled on the long row line end to end by gluing, and then are welded on the long row line to form a long LED lamp strip in a wavy manner, when the lamp strip is used, bending, extruding and stretching are not easy to break.
According to a preferred embodiment of the present invention, the wavy LED short light strip is assembled into a long light strip, wherein the wavy LED short light strip is a press-molded protrusion, is a protrusion that is shaped in an unstressed state, and is a protrusion that can be deformed under an external force, and the positions of the protrusions of each light strip may be the same or different.
According to a preferred embodiment of the present invention, the wavy LED short light strip is assembled to form a long light strip, wherein the wave of the bump avoids the position of the soldering element, and the bump is formed at the non-element space of the circuit board.
According to a preferred embodiment of the present invention, the wavy LED short light strip is assembled into a long light strip, wherein when the circuit board is a single-sided circuit board, the single-sided circuit board is a circuit board made of conductive wires or a circuit board made of copper foil.
According to a preferred embodiment of the present invention, the wavy LED short light strip is assembled into a long light strip, wherein when the circuit board is a double-sided circuit board, the two-sided circuits of the double-sided circuit board are conducted by using a copper-plated through hole, or the two-sided circuits are conducted by using a solder method, or the two-sided circuits are conducted by using conductive ink.
The details of one or more embodiments of the invention are set forth in the accompanying drawings and the description below.
Drawings
The features, objects, and advantages of the present invention will become more apparent from the description set forth below when taken in conjunction with the drawings, a brief description of which follows.
Fig. 1 is a schematic plan view of a connected short lamp strip including a plurality of LED strip circuit board modules.
FIG. 2 is a schematic cross-sectional view of an extrusion die having a plurality of grooves and ribs on both the upper and lower die plates.
Fig. 3 is a schematic cross-sectional view of the extrusion die of fig. 2 extruding the connected short lamp strip into waves.
Fig. 4 is a schematic cross-sectional view of a one-piece short light strip extruded to have a plurality of raised waves on both sides.
FIG. 5 is a schematic cross-sectional view of an extrusion die having an upper die plate with a plurality of grooves and a lower die plate with a plurality of ribs.
Fig. 6 is a schematic cross-sectional view of the extrusion die of fig. 5 extruding the connected short lamp strip into waves protruding towards the LED lamp beads.
Fig. 7 is a schematic cross-sectional view of the integrated short lamp strip extruded to have a plurality of raised waves only towards the surface of the LED lamp.
FIG. 8 is a schematic cross-sectional view of an extrusion die having a lower die plate with a plurality of grooves and an upper die plate with a plurality of ribs and a plurality of grooves.
Fig. 9 is a schematic cross-sectional view of the extrusion die of fig. 8 extruding the connected short lamp strip into waves protruding to the back surface.
Fig. 10 is a schematic cross-sectional view of a connected short light strip extruded to have only a plurality of raised waves on the back surface.
Fig. 11 is a schematic plan view of the integrated short lamp strip extruded to have a plurality of raised waves.
Fig. 12 is a schematic plan view of a flat copper wire coated with an adhesive film on its back side.
Fig. 13 is a schematic plan view of a long flat cable formed after a window film with a pad is attached to the front surface of a flat copper wire.
Fig. 14 is a schematic plan view of a one-piece short light strip extruded as a plurality of raised waves, welded and assembled end-to-end to a long strip.
Fig. 15 is a schematic plan view of a long light strip assembled by the wavy short LED strips, which are extruded into a plurality of protruding waves, arranged end to end, welded and assembled to the long row of wires, and cut into single strips.
Fig. 16 is a schematic cross-sectional view of a long light strip assembled by the wavy short LED strips after being extruded into a plurality of protruding waves, arranged end to end, welded and assembled to a long row wire, and cut into single strips.
Detailed Description
The present invention will be described in detail below by taking preferred embodiments as examples.
It will be understood by those skilled in the art that the following descriptions are provided for purposes of illustration and description of certain preferred embodiments only and are not intended to limit the scope of the present invention.
Manufacturing the connected short lamp strip:
a plurality of connected lamp strip single-sided circuit boards or double-sided circuit boards are used, a traditional SMT (surface mount technology) chip mounting process is adopted, on a solder paste printing machine, solder paste is printed on a resistance bonding pad and an LED lamp bead bonding pad of a circuit board 1 through a steel mesh, LED lamp beads 1.1 and resistors 1.2 are correspondingly mounted on the bonding pads printed with the solder paste through an SMT chip mounting machine respectively, welding is carried out through a reflow welding machine, and the lamp beads 1.1 and the resistors 1.2 are welded on the circuit board 1 to form a connected short lamp strip (as shown in figure 1).
Manufacturing an extrusion die:
the manufacturing method comprises the steps of cutting a steel plate with the thickness of 15mm by a linear cutting processing mode, cutting waves from the middle of the plate thickness according to designed cutting data, dividing the waves into two parts, cutting to manufacture an upper template 2.1a and a lower template 2.1b, simultaneously cutting a groove 2.2a, a groove 2.2c, a groove 2.2d and a convex rib 2.2b on the upper template 2.1a, correspondingly cutting a convex rib 2.2b and a groove 2.2a on the lower template 2.1b, wherein the groove 2.2c is used for avoiding a groove for an LED lamp bead 1.1, the groove 2.2d is used for avoiding a groove for a resistor 1.2, the groove 2.2a on the upper template 2.1a is correspondingly matched with the convex rib 2.2b on the lower template 2.1b, the convex rib 2.2b on the upper template 2.1a is correspondingly matched with the groove 2.2a on the lower template 2.1b, then processing a plurality of positioning holes on the upper template 2.1b, manufacturing a plurality of grooves 2.2a corresponding to the lower template 2.1b, polishing the upper template and polishing the upper template 2a and the lower template 2.2a, and polishing the upper template are respectively, and the grooves 2.2a are polished, and the upper 2.2b (as shown in figure 2).
Or, according to another cutting data of the design, an upper template 2.1a and a lower template 2.1b are manufactured, the upper template 2.1a is provided with a plurality of grooves 2.2a, grooves 2.2c and grooves 2.2d, the grooves 2.2c are used for avoiding the grooves for the LED lamp beads 1.1, the grooves 2.2d are used for avoiding the grooves for the resistors 1.2, the lower template 2.1b is provided with an extrusion die for a plurality of ribs 2.2b, and the grooves 2.2a on the upper template 2.1a and the ribs 2.2b on the lower template 2.1b are matched with each other (as shown in fig. 5).
Or, according to another cutting data of the design, an upper template 2.1a and a lower template 2.1b are manufactured, the upper template 2.1a is provided with a plurality of grooves 2.2c, grooves 2.2d and ribs 2.2b, the grooves 2.2c are used for avoiding the grooves for the LED lamp beads 1.1, the grooves 2.2d are used for avoiding the grooves for the resistors 1.2, the lower template 2.1b is provided with an extrusion die with a plurality of grooves 2.2a, and the ribs 2.2b on the upper template 2.1a and the grooves 2.2a on the lower template 2.1b are matched with each other (as shown in fig. 8).
Manufacturing the connected short lamp strip waves:
an extrusion die shown in figure 2 is used for placing the connected short lamp strip on a lower template 2.1b, the connected short lamp strip is sleeved on a positioning pin of the lower template 2.1b through a hole on a circuit board 1 of the connected short lamp strip and is aligned and fixed, or the connected short lamp strip is aligned and fixed through a CCD, a positioning hole on an upper template 2.1a is aligned and sleeved on a positioning nail of the lower template 2.1b, the connected short lamp strip is aligned and overlapped, an LED lamp bead 1.1 on the connected short lamp strip is embedded into a groove 2.2c of the upper template, a resistor 1.2 is embedded into a groove 2.2d of the upper template, the connected short lamp strip is placed in a Biang press for cold pressing for 1 minute, a circuit board 1 of the connected short lamp strip is extruded into a wave-shaped structure (shown in figure 3), after the circuit board 1 of the connected short lamp strip is finished, the extrusion die is taken out from the press, the front side of the circuit board 1 of the connected short lamp strip is extruded with a wave-shaped structure with a convex wave 1.3a convex, the wavy connected short lamp strip is manufactured.
Or, the short integrated lamp strip is placed on the lower template 2.1b by using an extrusion die shown in fig. 5, the short integrated lamp strip is sleeved on a positioning pin of the lower template 2.1b through a hole on the circuit board 1 of the short integrated lamp strip and is aligned and fixed, or the short integrated lamp strip is aligned and fixed through a CCD, then a positioning hole on the upper template 2.1a is aligned and sleeved on a positioning pin of the lower template 2.1b, the short integrated lamp strip is aligned and overlapped, an LED lamp bead 1.1 on the short integrated lamp strip is embedded into a groove 2.2c of the upper template, a resistor 1.2 is embedded into a groove 2.2d of the upper template, then the short integrated lamp strip is placed into a bronzer, cold pressing is carried out for 1 minute, a wave-shaped structure is extruded from the circuit board 1 of the short integrated lamp strip (as shown in fig. 6), after the cold pressing is finished, the extrusion die is taken out of the press, then the short integrated lamp strip is taken down, and the front surface of the circuit board 1 of, As shown in fig. 11), is made into a wavy one-piece short lamp strip.
Or, the conjoined short lamp strip is placed on the lower template 2.1b by using an extrusion die shown in fig. 8, the conjoined short lamp strip is sleeved on a positioning pin of the lower template 2.1b through a hole on the circuit board 1 of the conjoined short lamp strip and is aligned and fixed, or is aligned and fixed through a CCD, then a positioning hole on the upper template 2.1a is aligned and sleeved on a positioning pin of the lower template 2.1b, the alignment and the superposition are realized, the LED lamp beads 1.1 on the conjoined short lamp strip are embedded into the grooves 2.2c of the upper template, the resistor 1.2 is embedded into the grooves 2.2d of the upper template, then the conjoined short lamp strip is placed into a freon press for cold pressing for 1 minute, the circuit board 1 of the conjoined short lamp strip is extruded into a wave-shaped structure (shown in fig. 9), after the cold pressing is finished, the extrusion die is taken out of the press, then the conjoined short lamp strip is taken down, the back of the circuit board 1 of the conjoined short lamp strip is pressed into a wave-shaped, the wavy connected short lamp strip is manufactured.
Manufacturing a long flat cable:
placing a plurality of coils of flat copper wires 3.1 on a pay-off rack of a wire covering machine, positioning and arranging the coils of flat copper wires and the PI film 1 with glue through a spacing rod die arranged on the wire covering machine (as shown in figure 12), then pasting a cover film with a pad window on the front side of the flat copper wires 3.1, exposing the flat copper wires 3.1 from the pad window to form metal welding points, then pressing the metal welding points on a quick press by using parameters of 150 ℃ and 120kg pressure, and baking the metal welding points for 60 minutes by using an oven at 150 ℃ to manufacture a growing flat cable (as shown in figure 13).
Manufacturing the wavy long LED lamp strip:
the connected short lamp strip 1 with a plurality of raised waves 1.3a shown in fig. 7 and 10 is adhered and arranged on the long row wire 3 end to end by adhesive, then is connected and conducted by soldering and welding to assemble the wavy connected long lamp strip (as shown in fig. 14), and then is cut into single strips on a slitting machine to manufacture the wavy long lamp strip assembled by the LED short lamp strip (as shown in fig. 15 and 16).
The wavy short connected lamp strip is extruded by the extrusion die, and the short connected lamp strip with the wavy modules is arranged end to end and welded on the long row wire to form the telescopic lamp strip which is not easy to break when bent and stretched.
The present invention is described in detail with reference to the accompanying drawings, which illustrate specific embodiments of a long light strip assembled from wavy short LED light strips and a method for manufacturing the long light strip. It will be understood by those skilled in the art, however, that the foregoing is merely illustrative and descriptive of some specific embodiments and is not to be construed as limiting the scope of the invention, especially the scope of the claims.
Claims (6)
1. A method for assembling wavy short LED lamp strips into long lamp strips comprises extruding multiple connected short lamp strips containing multiple LED circuit board modules into wavy shape with an extrusion die, wherein the extrusion die comprises an upper template and a lower template, one of the upper and lower templates is provided with holes or grooves for avoiding components, and then the two templates are provided with ribs and grooves, or one of the templates is provided with ribs and the other template is provided with grooves, when the upper and lower templates are aligned together, each rib corresponds to one groove and forms a state that the rib is embedded into the groove, the lower template is provided with positioning pins, the upper template is provided with positioning holes, placing the circuit board lamp strips on the lower template, then placing the upper template on the circuit board, and hanging the positioning holes of the upper template on the positioning pins of the lower template, at the moment, components on the circuit board enter holes or grooves on the templates which are not in contact with the components, the components can be prevented from being damaged by pressing, after the whole positioning lamination combination, the convex ribs on one template are always kept to be opposite to the grooves on the other template, the template is placed into a press for cold pressing, after the cold pressing is finished, the circuit board module is taken out from the press for combination, then the circuit board module is taken down, the circuit board module is pressed into a wavy shape, and the connected short lamp strip of the wavy circuit board module is formed by the element surface (front surface) or the connected short lamp strip of the wavy module without the element, or the connected short lamp strip of the wavy module with the convex element surface (back surface) or the connected short lamp strip of the wavy module with the convex element surface (front surface) or the connected short lamp strip of the wavy module with the convex element surface on both surfaces, and the connected short lamp strip of the telescopic wavy module, and a plurality of parallel wires are, exposing metal welding spots on the flat cable, then arranging and welding the end to end of the connected short lamp strip of the plurality of wavy modules on the long flat cable, or firstly arranging and bonding the end to end of the plurality of modules on the long flat cable by using an adhesive, then welding, connecting and conducting, then cutting into single strips, cutting into single strips by using a die, wherein the die is provided with a hole or a groove for avoiding the element, so that the element is not stressed during strip division, and the long lamp strip assembled by the wavy LED short lamp strip is manufactured.
2. A long lamp area is assembled to wavy LED short lamp area, includes:
an element including an LED lamp;
a single-sided or double-sided wavy circuit board;
long flat cables;
it is characterized in that the preparation method is characterized in that,
the single-sided or double-sided wavy circuit board is a three-dimensional flexible circuit board which is formed by extruding a planar circuit board on two sides of the circuit board or by extruding a plurality of convex waves on one side of the circuit board, the wavy circuit board is a wavy circuit board extruded by the planar circuit board, the whole wavy circuit board is shaped when no external force is applied, when the wavy circuit board is stretched or extruded by external force, the convex part can be deformed to enable the whole circuit board to be longitudinally (longitudinally) lengthened or shortened, the component containing the LED lamps is welded on the wavy circuit board to form a wavy short lamp strip, the wavy short lamp strips are arranged end to end and welded on the long row line or are arranged end to end and firstly assembled on the long row line by gluing, and then are welded on the long row line to form a long lamp strip assembled by the wavy LED short lamp strips, when the lamp strip is used, bending, extruding and stretching are not easy to break.
3. A wavy LED short light strip assembled into a long light strip according to claim 1 or 2, wherein the wavy bumps are compression-molded bumps, are shaped under an unstressed condition, and are deformable under an external force, and the positions of the bumps of each light strip may be the same or different.
4. A wavy LED short light strip assembled to form a long light strip according to claim 1 or 2, wherein the wavy bumps avoid the positions of soldering components and form bumps in the component-free spaces of the circuit board.
5. The wavy LED short lamp strip assembled into the long lamp strip according to claim 1 or 2, wherein when the circuit board is a single-sided circuit board, the single-sided circuit board is a circuit board made of conducting wires or a circuit board made of copper foils.
6. The wavy LED short lamp strip assembled into the long lamp strip according to claim 1 or 2, wherein when the circuit board is a double-sided circuit board, the two-sided circuits of the double-sided circuit board are conducted by a through hole copper plating method, or the two-sided circuits are conducted by a tin soldering method, or the two-sided circuits are conducted by a conductive ink method.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910961576.7A CN112576965A (en) | 2019-09-27 | 2019-09-27 | Long lamp strip assembled by wavy LED short lamp strips and manufacturing method |
| PCT/CN2020/109157 WO2021057323A1 (en) | 2019-09-27 | 2020-08-14 | Long lamp strip assembled from wavy led short lamp strips and manufacturing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910961576.7A CN112576965A (en) | 2019-09-27 | 2019-09-27 | Long lamp strip assembled by wavy LED short lamp strips and manufacturing method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112576965A true CN112576965A (en) | 2021-03-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910961576.7A Withdrawn CN112576965A (en) | 2019-09-27 | 2019-09-27 | Long lamp strip assembled by wavy LED short lamp strips and manufacturing method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN112576965A (en) |
| WO (1) | WO2021057323A1 (en) |
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| WO2021057323A1 (en) | 2021-04-01 |
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Application publication date: 20210330 |