CN112539354A - LED waterproof lamp strip and manufacturing method thereof - Google Patents
LED waterproof lamp strip and manufacturing method thereof Download PDFInfo
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- CN112539354A CN112539354A CN201910878362.3A CN201910878362A CN112539354A CN 112539354 A CN112539354 A CN 112539354A CN 201910878362 A CN201910878362 A CN 201910878362A CN 112539354 A CN112539354 A CN 112539354A
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- glue
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- lamp strip
- led
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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
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/90—Methods of manufacture
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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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
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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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/101—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening permanently, e.g. welding, gluing or riveting
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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
- 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
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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
- F21V31/00—Gas-tight or water-tight arrangements
-
- 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
- F21V31/00—Gas-tight or water-tight arrangements
- F21V31/005—Sealing arrangements therefor
-
- 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]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Led Device Packages (AREA)
Abstract
The invention relates to a LED waterproof lamp strip and a manufacturing method thereof, in particular to a whole roll of a connected flexible circuit board containing a plurality of lamp strip circuit boards, a component is pasted on an SMT to form the whole roll of the connected lamp strip containing a plurality of bare lamp strips, two edges of the whole roll of the plurality of connected bare lamp strips are respectively provided with a plate edge, then the whole roll of glue is dripped, the whole roll of glue is unrolled and enters a horizontal transmission belt with adhesive property below a glue dripping device to be adhered to a whole roll of lamp belt, a horizontal platform is arranged below the transmission belt to be adsorbed and leveled, the glue dripping device is arranged above the lamp belt, a plurality of glue dripping heads are arranged on the glue dripping device, the lamp belt is transmitted and moved to the front side, glue is dripped continuously at one side of the glue dripping heads, the middle high-flow glue is naturally and continuously dripped under the surrounding of the surrounding dam glue at the side to be integrated into a leveling body and evenly distributed on the conjoined lamp belt, the LED waterproof lamp strip is driven by a transmission belt to enter a tunnel furnace oven, dried and then taken out of the tunnel furnace oven, and cut into single strips to manufacture the LED waterproof lamp strip.
Description
Technical Field
The invention relates to the field of circuit boards, in particular to an LED waterproof lamp belt and a manufacturing method thereof.
Background
At present, waterproof LED lamp belts in the industry are generally waterproof by adopting the following two modes, firstly, glue is dripped on a front surface covering film of a single LED lamp belt circuit board and welded components to form a thick glue layer which is much higher than the components, the glue consumption of the method is large, the lamp belt circuit board can be welded by reflow soldering only by using a high-temperature-resistant expensive PI covering film, the material cost is high, and the production efficiency of single operation is low.
The other method is to adopt a mode of rubber coating or casing tube to carry out water proofing on the single LED lamp strip, the method is also that the circuit board of the lamp strip can be welded by reflow soldering only by using high-temperature resistant expensive PI as a covering film, the material cost of the rubber coating or casing tube is high, and the production efficiency of single operation is very low.
In order to overcome the defects and the shortcomings, the invention adopts SMT to weld the whole roll of the conjoined lamp strip containing a plurality of bare lamp strips with components and parts, carries out whole roll glue dripping, controls the glue to be level or close to level with the light emitting surface of the lamp beads, and cuts the glue into single LED waterproof lamp strips after the glue is cured, thereby replacing the LED lamp strip glue dripping and water proofing in the current industry, the LED lamp strips are coated with glue and water proof, and are waterproof with LED lamp strip coating sleeves, the material cost is low, and the plurality of lamp strips are spliced together for manufacturing and production, thereby greatly improving the production efficiency.
Disclosure of Invention
The invention relates to a method for manufacturing an LED waterproof lamp strip, in particular to a method for manufacturing an LED waterproof lamp strip, which comprises the steps of using a whole roll of a connected flexible circuit board containing a plurality of lamp strip circuit boards, pasting a component on an SMT to form a whole roll of a connected lamp strip containing a plurality of bare lamp strips, arranging a plate edge on each of two sides of the whole roll of the plurality of connected bare lamp strips, then the whole roll of glue is dripped, the whole roll of glue is unrolled and enters a horizontal transmission belt with adhesive property below a glue dripping device to be adhered to a whole roll of lamp belt, a horizontal platform is arranged below the transmission belt to be adsorbed and leveled, the glue dripping device is arranged above the lamp belt, a plurality of glue dripping heads are arranged on the glue dripping device, the lamp belt is transmitted and moved to the front side, glue is dripped continuously at one side of the glue dripping heads, the middle high-flow glue is naturally and continuously dripped under the surrounding of the surrounding dam glue at the side to be integrated into a leveling body and evenly distributed on the conjoined lamp belt, the LED waterproof lamp strip is driven by a transmission belt to enter a tunnel furnace oven, dried and then taken out of the tunnel furnace oven, and cut into single strips to manufacture the LED waterproof lamp strip.
According to the invention, a whole roll of the conjoined flexible circuit board containing a plurality of lamp strip circuit boards is used, an SMT is used for pasting components to form a whole roll of the conjoined flexible circuit board containing a plurality of bare lamp strips, or a plurality of conjoined flexible circuit boards containing a plurality of lamp strip circuit boards are used, the components are pasted by the SMT, then a plurality of single boards are welded end to form a whole roll of the conjoined lamp strip containing a plurality of bare lamp strips, both sides of the whole roll of the plurality of conjoined bare lamp strips are respectively provided with a plate edge, then waterproof glue is dripped on the whole roll, the whole roll is unfolded to enter a transmission belt with the adhesiveness of a horizontal tape below a glue dripper to be pasted on the whole roll of the conjoined lamp strip, a horizontal platform is arranged below the transmission belt to be adsorbed and leveled, the glue dripper is arranged above the lamp strip, a plurality of glue dripping heads are arranged on the glue dripper, both sides of the glue dripping heads are respectively used for dripping surrounding glue with low flowability on the plate edges, and, each middle glue dripping head is respectively aligned on a single cutting line of the connected lamp strip, the lamp strip is adsorbed by opening a transmission belt to move forwards on a platform, all the glue dripping heads are opened simultaneously, an automatic controller respectively controls the glue dripping amount of each glue dripping head, the lamp strip is transmitted and moved to the front side, the glue dripping heads continuously drip waterproof glue at one side, the lamp strip dripped with the waterproof glue enters a tunnel oven under the driving of the transmission belt, the lamp strip is taken out of the tunnel oven after being dried and is separated from the glue of the transmission belt until the whole roll of the connected lamp strip is dripped with the waterproof glue and is dried, in the process, a board dripped with the waterproof glue is adsorbed on the transmission belt on a horizontal platform to keep horizontal, the middle high-flow waterproof glue is naturally flowed and integrated and leveled under the surrounding dam glue at the side, and is uniformly distributed on the connected lamp strip and then enters the tunnel oven, and the high-flow waterproof glue drips with the glue amount, the surface of the light-emitting surface of the lamp beads, on which the waterproof glue does not flow, is controlled to be an upper limit standard, then the whole board, on which the waterproof glue is solidified, is transferred to a slitting machine to be slit into single lamp strips, the single lamp strips are slit into two longitudinal (longitudinal) side surfaces, and the side surface of the circuit board on each side surface and the side surface of the solidified glue are on the same cutting surface.
According to the present invention, there is also provided a LED waterproof lamp strip, comprising: a flexible circuit board; LED lamp beads or LED lamp beads and control components; waterproof glue; the LED lamp is characterized in that the flexible circuit board is a single-sided board or a double-sided board, the LED lamp beads or the LED lamp beads and the control components are welded on a surface bonding pad of the circuit board, the waterproof glue forms solidified soft waterproof glue, the waterproof glue is adhered to the upper surface of the circuit board, the waterproof glue is adhered to a support of the LED lamp beads or adhered to the support of the LED lamp beads and the control components, the waterproof glue and the LED lamp beads are adhered to other positions of the LED lamp beads while avoiding the light emitting surface of the upper surface of the LED from being adhered to other positions of the LED lamp beads, so that the waterproof glue does not influence the light emitting of the LED, when the lamp is provided with the control components, the height of the control components is lower than the height of the surface of the waterproof glue, the surface and the side surfaces of the control components are fully covered by the waterproof glue, when the height of the control components is higher than the height of the surface of the, the waterproof glue is transparent waterproof glue or opaque waterproof glue, the lamp strip is a single lamp strip cut by a plurality of connected lamp strips, the lamp strip faces the two side faces in the longitudinal direction (the long direction), the side face of the flexible circuit board on each side face and the side face of the waterproof glue are on the same cutter face, when the lamp strip is transversely cut at any position avoiding the element, the cut cross section is a short-sighted square or a short-sighted rectangular cross section, and the thickness of the waterproof glue of the lamp strip is larger than or equal to 0.1mm and smaller than or equal to 5 mm.
According to a preferred embodiment of the present invention, the LED waterproof strip is characterized in that the length of the LED waterproof strip is greater than or equal to 0.5 m.
According to a preferred embodiment of the invention, the LED waterproof lamp strip is characterized in that the LED waterproof lamp strip is composed of a plurality of periodic circuits, each periodic circuit has the same circuit, each periodic component has the same component, a shearing position is designed between each period, the shearing position can be sheared for use, a metal connection point is designed at the shearing position, the metal connection point is a connection point for interconnection use between a plurality of lamp strips or/and a connection point for connecting a power supply, the metal connection point is on the front side or/and the back side, when the metal connection point is on the front side, the metal connection point is covered by waterproof glue, and the waterproof glue needs to be peeled off or removed for use.
According to a preferred embodiment of the present invention, the LED waterproof strip is characterized in that a double-sided adhesive tape is attached to the back of a plurality of connected strips, and then the connected strips are cut into single strips, the double-sided adhesive tape is waterproof, moistureproof, insulating, and fixed during installation and use, and the waterproof adhesive tape, the circuit board, and the double-sided adhesive tape are on one cutting surface on the two longitudinal (longitudinal) side surfaces of the single strip.
According to a preferred embodiment of the present invention, the LED waterproof strip is characterized in that the waterproof adhesive is a transparent waterproof adhesive or an opaque waterproof adhesive.
According to a preferred embodiment of the present invention, the LED waterproof strip is characterized in that a layer of waterproof resin is further wrapped around the strip in the longitudinal direction to form a higher-grade waterproof strip.
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 flexible wiring board.
Fig. 2 is a schematic plan view of a plurality of connected bare lamp strips formed after the LED lamps are welded on the flexible circuit board.
Fig. 3 is a schematic cross-sectional view of a plurality of connected bare lamp strips formed after the LED lamps are welded on the flexible circuit board.
Fig. 4 is a schematic three-dimensional view of a plurality of connected bare lamp strips formed after the LED lamps are welded on the flexible circuit board.
Fig. 5 is a schematic elevation view of a glue dispensing line.
Fig. 6 is a side view of a glue dispensing line.
Fig. 7 is a three-dimensional schematic view of a plurality of connected bare lamp strips after being rolled up and dripped with glue.
Fig. 8 is a schematic cross-sectional view of a plurality of connected bare lamp strips after being rolled up and dripped with glue.
Fig. 9 is a schematic cross-sectional view of a plurality of connected bare lamp strips with double-sided adhesive tape adhered to the back surface after the bare lamp strips are completely rolled with adhesive tape.
Fig. 10 is a schematic perspective view of a waterproof LED strip that is cut into individual strips.
Fig. 11 is a schematic cross-sectional view of the flexible printed circuit board and the waterproof adhesive on the same cutting plane on both side surfaces of the strip facing the longitudinal direction (the longitudinal direction) after being cut into individual pieces of LED waterproof strips.
Fig. 12 is a schematic cross-sectional view of a waterproof lamp strip manufactured by wrapping a layer of waterproof resin around the lamp strip in the longitudinal direction to form a higher-grade waterproof lamp strip.
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.
The method comprises the steps of adopting a traditional circuit board manufacturing process, carrying out silk-screen printing of circuit anti-corrosion ink, baking and curing, etching, film stripping, silk-screen printing of front ink solder mask on a flexible copper-clad plate, exposing an element bonding pad 1.1 and a metal connection point 1.2, baking, character printing, baking and curing, OSP anti-oxidation surface treatment and the like to manufacture the flexible circuit board 1 (shown in figure 1), wherein in the step, a mark 1 in figure 1 indicates a flexible single-sided circuit board.
Or drilling a double-sided flexible copper-clad plate, depositing copper, plating copper, pasting a dry film, exposing and developing a scene, etching, removing a film, silk-screening front ink solder resist to expose an element bonding pad 1.1 and a metal connection point 1.2, baking, silk-screening back ink solder resist, baking, characters, baking, OSP anti-oxidation surface treatment and other processes to manufacture the flexible circuit board 1 (as shown in figure 1), wherein in the step, the mark 1 in figure 1 represents the flexible double-sided circuit board.
The method comprises the steps of printing solder paste on an element bonding pad 1.1 of a flexible circuit board 1 by using a steel mesh on a solder paste printing machine by adopting a traditional SMT (surface mount technology), correspondingly mounting LED lamp beads 2.1 and resistors 2.2 on the bonding pad 1.1 printed with the solder paste, welding EED lamp beads 2.1 and the resistors 2.2 on the flexible circuit board 1 through reflow soldering, and manufacturing a plurality of connected bare lamp strips welded with LED lamps (shown in figures 2, 3 and 4).
The whole roll of the connected bare lamp strip is unfolded and enters a horizontal adhesive transmission band 5.2 below a glue dropper to be stuck on the whole roll of the connected bare lamp strip, a horizontal platform 5.3 is arranged below the transmission band to be adsorbed and leveled, the glue dropper is arranged above the lamp strip and is provided with a plurality of glue dripping heads 5.1, two glue dripping heads 5.1 are respectively arranged at two sides and are used for dripping low-fluidity dam glue at the edge of the plate, a plurality of glue dripping heads 5.1 in the middle drip high-fluidity glue 3, each glue dripping head 5.1 in the middle is respectively aligned on a cutting line of the cutting of the connected lamp strip, the transmission band is opened to adsorb the lamp strip and move forwards on the platform 5.3, all the glue dripping heads 5.1 are opened simultaneously, an automatic controller respectively controls the glue dripping amount of each glue dripping head 5.1, the lamp strip moves forwards in a transmission way, the glue dripping heads 5.1 continuously drip glue, the lamp strip after glue dripping enters a tunnel oven 5.4 of the tunnel oven after drying, the glue of the transmission band 5.2 is separated (as shown in fig. 5 and 6), and the glue is dripped on the whole roll of the integrated lamp strip and is dried (as shown in fig. 7), in the process, the flexible circuit board 1 after glue dripping is adsorbed on the transmission band 5.2 of the horizontal platform 5.3 and keeps horizontal, the middle high-flow glue is naturally flowed and connected into an integrated body and is leveled under the surrounding of the surrounding dam glue on the edge, the glue is uniformly distributed on the integrated bare lamp strip and then enters the tunnel furnace 5.4, the glue is dripped by the high-flow glue, the surface of the light emitting surface of the lamp bead 2.1, on which the glue 3 does not flow, is controlled to be the upper limit standard (as shown in fig. 8 and 9), fig. 8 is a schematic cross-section diagram of the plurality of integrated bare lamp strips after glue dripping, and fig. 9 is a schematic cross-section diagram of the double-sided adhesive tape pasted on the back.
The whole board with the solidified glue 3 is transferred to a slitting machine to be slit into single LED waterproof lamp strips (as shown in figure 10), the slit single LED waterproof lamp strips are longitudinally (longitudinally) divided into two side surfaces, namely a side surface 1.3a and a side surface 1.3b, the side surface of the flexible circuit board 1 on each side surface and the side surface of the solidified glue 3 are on the same cutting tool surface (as shown in figure 11)
According to the requirement, the single LED waterproof lamp strip shown in fig. 10 may be further wrapped with a layer of waterproof resin 5 around the long direction to manufacture a higher-grade LED waterproof lamp strip (as shown in fig. 12).
The invention adopts the whole roll of the plurality of connected naked lamp strips to carry out the whole roll of glue dripping, controls the glue to be parallel or nearly parallel to the light emitting surface of the lamp beads, and cuts the glue into the single LED waterproof lamp strip after the glue is cured, thereby replacing the LED lamp strip glue dripping and water proofing in the current industry, the LED lamp strip is coated with the glue and water proofing, the LED lamp strip is waterproof with the LED lamp strip coating sleeve, the material cost is low, and the plurality of lamp strip spliced plates are manufactured together, thereby greatly improving the production efficiency.
The invention is described in detail with reference to the drawings, wherein specific embodiments of the LED waterproof strip are shown. 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 (7)
1. A method for manufacturing a LED waterproof lamp strip comprises the steps of using a whole roll of connected flexible circuit board containing a plurality of lamp strip circuit boards, adhering components by SMT to form a whole roll of connected lamp strip containing a plurality of bare lamp strips, or using a plurality of connected flexible circuit boards containing a plurality of lamp strip circuit boards individually, adhering the components by SMT, welding a plurality of individual lamps end to form a whole roll of connected lamp strip containing a plurality of bare lamp strips, arranging a plate edge on each of two sides of the whole roll of the plurality of connected bare lamp strips, dripping waterproof glue on the whole roll, opening the whole roll of connected lamp strip into a horizontal transmission belt with adhesive property below a glue dripping device, adhering the whole roll of connected lamp strip on the horizontal transmission belt below the transmission belt, arranging a horizontal platform below the transmission belt, adsorbing and leveling, arranging the glue dripping device above the lamp strip, arranging a plurality of glue dripping heads on the glue dripping device, arranging one glue dripping head on each of two sides to drip low-flowability dam on the plate edge, and dripping high, each middle glue dripping head is respectively aligned on a single cutting line of the connected lamp strip, the lamp strip is adsorbed by opening a transmission belt to move forwards on a platform, all the glue dripping heads are opened simultaneously, an automatic controller respectively controls the glue dripping amount of each glue dripping head, the lamp strip is transmitted and moved to the front side, the glue dripping heads continuously drip waterproof glue at one side, the lamp strip dripped with the waterproof glue enters a tunnel oven under the driving of the transmission belt, the lamp strip is taken out of the tunnel oven after being dried and is separated from the glue of the transmission belt until the whole roll of the connected lamp strip is dripped with the waterproof glue and is dried, in the process, a board dripped with the waterproof glue is adsorbed on the transmission belt on a horizontal platform to keep horizontal, the middle high-flow waterproof glue is naturally flowed and integrated and leveled under the surrounding dam glue at the side, and is uniformly distributed on the connected lamp strip and then enters the tunnel oven, and the high-flow waterproof glue drips with the glue amount, the surface of the light-emitting surface of the lamp beads, on which the waterproof glue does not flow, is controlled to be an upper limit standard, then the whole board, on which the waterproof glue is solidified, is transferred to a slitting machine to be slit into single lamp strips, the single lamp strips are slit into two longitudinal (longitudinal) side surfaces, and the side surface of the circuit board on each side surface and the side surface of the solidified glue are on the same cutting surface.
2. A LED waterproof light strip, comprising:
a flexible circuit board;
LED lamp beads or LED lamp beads and control components;
waterproof glue;
the LED lamp is characterized in that the flexible circuit board is a single-sided board or a double-sided board, the LED lamp beads or the LED lamp beads and the control components are welded on a surface bonding pad of the circuit board, the waterproof glue forms solidified soft waterproof glue, the waterproof glue is adhered to the upper surface of the circuit board, the waterproof glue is adhered to a support of the LED lamp beads or adhered to the support of the LED lamp beads and the control components, the waterproof glue and the LED lamp beads are adhered to other positions of the LED lamp beads while avoiding the light emitting surface of the upper surface of the LED from being adhered to other positions of the LED lamp beads, so that the waterproof glue does not influence the light emitting of the LED, when the lamp is provided with the control components, the height of the control components is lower than the height of the surface of the waterproof glue, the surface and the side surfaces of the control components are fully covered by the waterproof glue, when the height of the control components is higher than the height of the surface of the, the waterproof glue is transparent waterproof glue or opaque waterproof glue, the lamp strip is a single lamp strip cut by a plurality of connected lamp strips, the lamp strip faces the two side faces in the longitudinal direction (the long direction), the side face of the flexible circuit board on each side face and the side face of the waterproof glue are on the same cutter face, when the lamp strip is transversely cut at any position avoiding the element, the cut cross section is a short-sighted square or a short-sighted rectangular cross section, and the thickness of the waterproof glue of the lamp strip is larger than or equal to 0.1mm and smaller than or equal to 5 mm.
3. The LED waterproof strip according to claim 1 or 2, wherein the length of the LED waterproof strip is greater than or equal to 0.5 m.
4. The LED waterproof lamp strip according to claim 1 or 2, wherein the LED waterproof lamp strip is composed of a plurality of periodic circuits, each periodic circuit has the same circuit, each periodic component has the same circuit, each period has a shearing position, the shearing position can be sheared for use, the shearing position has a metal connecting point, the metal connecting point is a connecting point for interconnection of the plurality of lamp strips, or/and a connecting point for connecting a power supply, the metal connecting point is arranged on the front side or/and the back side, when the metal connecting point is arranged on the front side, the metal connecting point is covered by waterproof glue, and the waterproof glue is required to be peeled off or removed for use.
5. The LED waterproof lamp strip according to claim 1, wherein a double-sided adhesive tape is attached to the back of the plurality of connected lamp strips, and then the connected lamp strips are cut into single lamp strips, the double-sided adhesive tape is waterproof, moistureproof, insulating and adhesive and fixing during installation and use, and the waterproof adhesive tape, the circuit board and the double-sided adhesive tape are arranged on a cutting surface on the two longitudinal (longitudinal) side surfaces of the single lamp strip.
6. A LED waterproof strip according to claim 1 or 2, wherein said waterproof adhesive is a light-transmissive waterproof adhesive or a light-opaque waterproof adhesive.
7. The LED waterproof lamp strip according to claim 1 or 2, wherein a layer of waterproof resin is further wrapped around the long direction of the lamp strip to form a higher-grade waterproof lamp strip.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878362.3A CN112539354A (en) | 2019-09-05 | 2019-09-05 | LED waterproof lamp strip and manufacturing method thereof |
| PCT/CN2020/109341 WO2021042967A1 (en) | 2019-09-05 | 2020-08-14 | Led waterproof light strip and manufacturing method therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910878362.3A CN112539354A (en) | 2019-09-05 | 2019-09-05 | LED waterproof lamp strip and manufacturing method thereof |
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| CN112539354A true CN112539354A (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910878362.3A Pending CN112539354A (en) | 2019-09-05 | 2019-09-05 | LED waterproof lamp strip and manufacturing method thereof |
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| CN (1) | CN112539354A (en) |
| WO (1) | WO2021042967A1 (en) |
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| CN115052433B (en) * | 2022-07-14 | 2024-07-23 | 苏州朋协智控科技有限公司 | Novel SMT (surface mounted technology) chip mounting technology for circuit board |
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| JP2014042874A (en) * | 2012-08-27 | 2014-03-13 | Ntn Corp | Drawing device, and humidifier unit for the drawing device |
| CN203190170U (en) * | 2012-11-16 | 2013-09-11 | 鹤山丽得电子实业有限公司 | Milky white adhesive flexible lamp strip |
| CN204313087U (en) * | 2014-04-26 | 2015-05-06 | 王定锋 | The LED of jigsaw whole plate rubberizing plate together cuts the LED obtained |
| CN206490899U (en) * | 2016-10-23 | 2017-09-12 | 王定锋 | A kind of LED FPC light bar made of printed resistor |
| CN109268718A (en) * | 2018-09-30 | 2019-01-25 | 惠州市鹏程电子科技有限公司 | LED soft light rope and preparation method thereof |
| CN208779189U (en) * | 2018-09-30 | 2019-04-23 | 惠州市鹏程电子科技有限公司 | LED soft light rope |
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2019
- 2019-09-05 CN CN201910878362.3A patent/CN112539354A/en active Pending
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2020
- 2020-08-14 WO PCT/CN2020/109341 patent/WO2021042967A1/en active Application Filing
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| WO2021042967A1 (en) | 2021-03-11 |
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