CN109538976B - Omnidirectional luminous LED lamp tube and assembly process thereof - Google Patents

Omnidirectional luminous LED lamp tube and assembly process thereof Download PDF

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Publication number
CN109538976B
CN109538976B CN201811225874.1A CN201811225874A CN109538976B CN 109538976 B CN109538976 B CN 109538976B CN 201811225874 A CN201811225874 A CN 201811225874A CN 109538976 B CN109538976 B CN 109538976B
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light source
led light
core column
led
stem
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CN109538976A (en
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贺敏明
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Ningbo Klite Electric Manufacture Co Ltd
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Ningbo Klite Electric Manufacture Co Ltd
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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
    • F21K9/20—Light sources comprising attachment means
    • F21K9/27—Retrofit light sources for lighting devices with two fittings for each light source, e.g. for substitution of fluorescent tubes
    • 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
    • F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
    • 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)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

The invention relates to an LED lamp, in particular to an omnidirectional light-emitting LED lamp tube and an assembly process thereof. Including stem, LED light source, lamp housing, end cap and driving piece, the LED light source be the banding, LED light source spiral winding is on the stem, stem one end links to each other with the end cap, LED light source one end links to each other with the end cap, the driving piece sets up in the end cap, lamp housing one end links to each other with the end cap, stem and LED light source all are located the space that lamp housing and end cap formed. The LED lamp can realize 360-degree omnidirectional light emission, so that various inconveniences caused by unilateral light emission of the LED lamp beads during design, production and use are avoided.

Description

Omnidirectional luminous LED lamp tube and assembly process thereof
Technical Field
The invention relates to an LED lamp, in particular to an omnidirectional light-emitting LED lamp tube and an assembly process thereof.
Background
The fluorescent lamp tube capable of emitting light at 360 degrees in the fluorescent lamp age is different from the fluorescent lamp tube capable of emitting light at 360 degrees in the fluorescent lamp age, is limited to the working mechanism of LED lamp beads, and the light emitting surfaces of the conventional LED lamp tubes on the market are directional and are different from each other only in the size of a light emitting angle. Based on this, the product design, factory production and user use need to deal with the problem accordingly.
For example, the Chinese patent publication No. CN104791627A discloses a construction method of an LED filament lamp and the LED filament lamp in 2015, 7, month 22, which is characterized in that a bulb shell and a lamp holder are arranged outside an LED light source core component, and a lead is arranged to connect the LED light source core component with the lamp holder to form the LED filament lamp; the LED light source core assembly consists of an LED filament group, a built-in LED driving power supply module and a binding post; two ends of the LED filament group are connected to the fixed welding points of the built-in LED driving power supply module through the wiring terminals with the supporting function, or the serial connection points of the LED filament group are also connected to the fixed welding points of the built-in LED driving power supply module through the wiring terminals with the supporting function. The invention can reduce the construction complexity of the LED filament lamp. And when the LED filament lamp with different typical forward voltage level requirements is constructed by adopting non-step-down rectification power supply under different mains voltage levels, the LED filament lamp can have higher universality and interchangeability.
The defect of this scheme lies in, is limited to the theory of operation of LED lamp pearl, can't form omnidirectional luminous effect.
Disclosure of Invention
The LED lamp tube comprises a strip-shaped LED light source, the LED light source is spirally wound on the core column, one end of the core column is connected with the plug, one end of the LED light source is connected with the plug, the driving piece is arranged in the plug, one end of the lamp shell is connected with the plug, and the core column and the LED light source are both positioned in a space formed by the lamp shell and the plug. The stem located in the center of the product is not limited by material, but is usually metal with easy processing and good mechanical strength and heat conduction and dissipation performance, such as aluminum bar, etc., the LED light source spirally wound on the stem is a substrate made of flexible material, and can be well attached to the surface of the stem by means of auxiliary materials such as heat conduction silicone grease, adhesive, etc., a fixing structure for positioning and limiting two ends of the LED light source plate is used, in this design example, rivets made of plastic are used, lamp tubes of an outer sleeve and the stem are used as optical devices playing a role of mixing light, usually, glass tubes, light diffusion PC tubes, nanotubes, etc., end caps located at two ends of the stem are used for limiting and fixing the stem and the lamp tubes to form a whole, and other plugs located at the two ends of the lamp tubes, and drives built in the plugs and the like are conventional spare and accessory parts. In this example the plug is configured as a G13 base, in other examples it may be G5, 2G11, R17d, etc. And the driving is correspondingly matched according to the specification of the LED light source plate. The whole fluorescent tube can realize 360 evenly luminous in this scheme, thereby need not consider the design of the luminous direction simplification, avoids a great deal of slow-witted, the calibration design of preventing, and the light source board is the tape, and is simple, standardized, workable, and the light source board does not need the full coverage stem, practices thrift the cost, and the equipment operation of joining in marriage is comparatively simplified.
Preferably, the stem has four or more mounting surfaces. A plurality of LED lamp beads are arranged on the LED light source, and the lamp beads can emit large heat when working. The back of the lamp bead is tightly attached to the placing surface, so that the heat dissipation effect of the lamp bead can be enhanced.
Preferably, the LED light source comprises a substrate and LED lamp beads, and the LED lamp beads are arranged on the substrate.
Preferably, the LED lamp beads are uniformly arranged on the substrate. The required calculation when LED light source installation can be simplified to orderly LED lamp pearl is arranged.
Preferably, the assembly process comprises the steps of:
fixing a core column on a rotatable clamp;
step two: fixing one end of an LED light source on the outer surface of one end of the core column;
step three: coating the glue for bonding on the track of the core column on which the LED light source needs to be wound;
step four: rotating the core column and moving the core column along the axis of the core column to enable the LED light source to be wound and adhered on a preset track;
step five: and fixing the other end of the LED light source and cutting the LED light source.
After the core column is clamped and fixed, one end of the LED light source is fixed on the outer surface of one end of the core column, the device for coating glue is moved to a specified position, and finally the core column is rotated to start a winding and bonding synchronous process.
Preferably, the jig rotatable in the first step includes: the fixture comprises a fixture base plate, two or more fixture blocks, a spring, an entering groove and a placing groove, wherein one end of the spring is abutted against the other end of the fixture base plate, the entering groove is arranged on the fixture base plate and is matched with the shapes of the two ends of the core column, the placing groove is arranged on the fixture base plate and is matched with the shapes of the two ends of the core column, the fixture block is arranged on the edge of the placing groove, and the placing groove is communicated with the entering groove. Put into the standing groove with stem one end from getting into the groove, it is better with fixture block complex locking groove on the stem, the fixture block is equipped with the inclined plane and ends the face of revolving with stem complex place according to the direction of rotation, can prevent through the rotation of during operation that the stem drops, and spring and fixture block die the stem card in the standing groove, take out the stem by the manipulator after accomplishing the process.
Preferably, the device that fixes LED light source one end in step two and the device of fixing the LED light source and deciding the LED light source in step five are the manipulator, the manipulator include fixed blade and removal blade, fixed blade be close to and be equipped with the centre gripping right hole on one side of the removal blade, the removal blade be close to fixed blade one side be provided with the left hole of centre gripping right hole complex centre gripping, the shape that the right hole of centre gripping and centre gripping formed combines with the shape cooperation at stem both ends, removal blade and fixed blade lower extreme all be provided with and cut off the sword, removal blade on the left empty track that combines with the right hole of centre gripping and need pass through with fixed blade sliding connection. The fixed blade and the movable blade are firstly opened to accommodate the core column into the left clamping hole and the right clamping hole, then the fixed blade and the movable blade are mutually close to finish clamping, and the core column is placed into the clamp and then loosened to finish the installation of the core column. In the riveting stage, the fixed blade and the movable blade are close to each other to enable the cutting edges at the lower ends of the two sides to be a straight line, and the cutting edges can simultaneously complete functions of riveting, bolt connection, cutting and the like.
Preferably, the device for applying the glue on the stem in the third step is a glue outlet head.
Preferably, in steps one to five, the LED light sources waiting to be bonded are wound on a coil tape. The plane where the disc belt is located and the core column form a certain plane included angle, so that the LED light source is wound on the core column with a determined screw pitch, the disc belt is not moved when the LED light source is wound and adhered, and the clamp drives the core column to rotate and move at the same time.
In summary, the invention has the following advantages: can realize 360-degree omnidirectional light emission, thereby avoiding a great deal of inconvenience caused by unilateral light emission of the LED lamp beads during design, production and use.
Drawings
FIG. 1 is an exploded view of the present invention;
FIG. 2 is a schematic structural view of the present invention;
fig. 3 is an enlarged view of a portion of a stem of the present invention;
fig. 4 is a schematic cross-sectional structure at a stem of the present invention;
FIG. 5 is a schematic illustration of the location of the various devices in the process flow of the present invention;
FIG. 6 is a schematic view of the structure of the jig of the present invention;
FIG. 7 is a schematic view of the cutting and fastening mechanism of the present invention with the robot closed;
FIG. 8 is a schematic view of the present invention with the manipulator opened for workpiece clamping;
fig. 9 is a schematic view of another embodiment of the present invention.
Illustration of the drawings: 1-stem, 2-LED light source, 3-lamp shell, 4-plug, 5-driving piece, 6-placing surface, 7-substrate, 8-LED lamp bead, 9-clamp substrate, 10-fixture block, 11-spring, 12-entering groove, 13-placing groove, 14-fixed blade, 15-moving blade, 16-clamping right hole, 17-clamping left hole, 18-cutting edge, 19-glue outlet head, 20-coil belt and 21-manipulator.
Detailed Description
The technical scheme of the invention is further specifically described by the following embodiments and the accompanying drawings.
Example 1:
as shown in fig. 1, 2, 3 and 4, the omnidirectional light-emitting LED lamp tube comprises a stem 1, an LED light source 2, a lamp housing 3, a plug 4 and a driving member 5, wherein the LED light source is in a strip shape, the LED light source is spirally wound on the stem, one end of the stem is connected with the plug, one end of the LED light source is connected with the plug, the driving member is arranged in the plug, one end of the lamp housing is connected with the plug, and the stem and the LED light source are both located in a space formed by the lamp housing and the plug. The core column is provided with four or more than four placing surfaces 6, the LED light source comprises a substrate 7 and LED lamp beads 8, and the LED lamp beads are arranged on the substrate. LED lamp pearl even setting is on the base plate. The required calculation when LED light source installation can be simplified to orderly LED lamp pearl is arranged. The stem located in the center of the product is not limited by material, but is usually metal with easy processing and good mechanical strength and heat conduction and dissipation performance, such as aluminum bar, etc., the LED light source spirally wound on the stem is a substrate made of flexible material, and can be well attached to the surface of the stem by means of auxiliary materials such as heat conduction silicone grease, adhesive, etc., a fixing structure for positioning and limiting two ends of the LED light source plate is used, in this design example, rivets made of plastic are used, lamp tubes of an outer sleeve and the stem are used as optical devices playing a role of mixing light, usually, glass tubes, light diffusion PC tubes, nanotubes, etc., end caps located at two ends of the stem are used for limiting and fixing the stem and the lamp tubes to form a whole, and other plugs located at the two ends of the lamp tubes, and drives built in the plugs and the like are conventional spare and accessory parts. In this example the plug is configured as a G13 base, in other examples it may be G5, 2G11, R17d, etc. And the driving is correspondingly matched according to the specification of the LED light source plate. The whole fluorescent tube can realize 360 evenly luminous in this scheme, thereby need not consider the design of giving out light direction simplification, avoids a great deal of slow-witted, calibration design, and the light source board is the tape, and is simple, standardized, workable, and the light source board need not cover the stem entirely, practices thrift the cost, joins in marriage the dress operation comparatively simple. A plurality of LED lamp beads are arranged on the LED light source, and the lamp beads can emit large heat when working. The back of the lamp bead is tightly attached to the placing surface, so that the heat dissipation effect of the lamp bead can be enhanced.
Example 2:
as shown in fig. 5, 6,7, and 8, an assembly process of an omnidirectional light-emitting LED lamp tube includes:
1. determining parameters required by the stem translation amount, the rotation angular speed, the included angle theta of the light bar, the required glue yield and the like;
2. the clamp substrate, the LED light source plate tool, the manipulator, the glue outlet head and the like are adjusted in place according to parameters;
3. the core column is placed by the mechanical arm, and the core column is clamped and positioned by the clamp base plate from two ends to form a whole;
4. one end of the LED light source plate is riveted on the core column by the manipulator;
5. starting to discharge the glue from the glue discharge head;
6. under the drive of a motor, the clamp base plate drives the core column to start rotating and start moving leftwards along the axial direction;
the LED light source plate is spirally coated on the core column under the driving of the rotation and translation of the core column;
8. when the core column moves to the designated position to the left, the motor stops rotating, and the clamp substrate and the core column synchronously stop;
9. the manipulator rivets the other end of the LED light source and cuts off the LED light source at the same time;
10. the manipulator grasps the core column, and the claw head is separated from the core column;
11. taking the core column coated with the LED light source away by the manipulator; the clamp substrate moves rightwards to reset;
after the core column is clamped and fixed, one end of the LED light source is fixed on the outer surface of one end of the core column, the device for coating glue is moved to a specified position, and finally the core column is rotated to start a winding and bonding synchronous process.
The clamp capable of rotating in the first step comprises: the fixture comprises a fixture base plate 9, two or more fixture blocks 10, a spring 11, an entering groove 12 and a placing groove 13, wherein one end of the spring is abutted against the other end of the fixture base plate, the entering groove 12 is arranged on the fixture base plate and is matched with the two ends of the core column in shape, the placing groove 13 is arranged on the fixture base plate and is matched with the two ends of the core column in shape, the fixture blocks are arranged on the edge of the placing groove, and the placing groove is communicated with the entering groove. Put into the standing groove with stem one end from getting into the groove, it is better with fixture block complex locking groove on the stem, the fixture block is equipped with the inclined plane and ends the face of revolving with stem complex place according to the direction of rotation, can prevent through the rotation of during operation that the stem drops, and spring and fixture block die the stem card in the standing groove, take out the stem by the manipulator after accomplishing the process.
And in the second step, a device for fixing one end of the LED light source and a device for fixing and cutting the LED light source in the fifth step are mechanical arms 21, each mechanical arm comprises a fixed blade 14 and a movable blade 15, a clamping right hole 16 is formed in one side, close to the movable blade, of the fixed blade, a clamping left hole 17 matched with the clamping right hole is formed in one side, close to the fixed blade, of the movable blade, the shape formed by combining the clamping left hole and the clamping right hole is matched with the shapes of the two ends of the core column, cutting edges 18 are arranged at the lower ends of the movable blade and the fixed blade, and the movable blade is connected with the fixed blade in a sliding mode on a track required by combining the clamping. The fixed blade and the movable blade are firstly opened to accommodate the core column into the left clamping hole and the right clamping hole, then the fixed blade and the movable blade are mutually close to finish clamping, and the core column is placed into the clamp and then loosened to finish the installation of the core column. In the riveting stage, the fixed blade and the movable blade are close to each other to enable the cutting edges at the lower ends of the two sides to be a straight line, and the cutting edges can simultaneously complete functions of riveting, bolt connection, cutting and the like.
The device for applying the glue on the core column in the third step is a glue outlet head 19.
In steps one through five, the LED light sources waiting to be bonded are wound on a tape 20. The plane where the disc belt is located and the core column form a certain plane included angle, so that the LED light source is wound on the core column with a determined screw pitch, the disc belt is not moved when the LED light source is wound and adhered, and the clamp drives the core column to rotate and move at the same time.
Example 3:
as shown in fig. 2, 3,4 and 9, the omnidirectional light-emitting LED lamp tube comprises a stem 1, an LED light source 2, a lamp shell 3, a plug 4 and a driving member 5, wherein the lamp shell is pear-shaped, the LED light source is belt-shaped, the LED light source is spirally wound on the stem, one end of the stem is connected with the plug, one end of the LED light source is connected with the plug, the driving member is arranged in the plug, one end of the lamp shell is connected with the plug, and the stem and the LED light source are both located in a space formed by the lamp shell and the plug. The core column is provided with four or more than four placing surfaces 6, the LED light source comprises a substrate 7 and LED lamp beads 8, and the LED lamp beads are arranged on the substrate. LED lamp pearl even setting is on the base plate. The required calculation when LED light source installation can be simplified to orderly LED lamp pearl is arranged. The stem located in the center of the product is not limited by material, but is usually metal with easy processing and good mechanical strength and heat conduction and dissipation performance, such as aluminum bar, etc., the LED light source spirally wound on the stem is a substrate made of flexible material, and can be well attached to the surface of the stem by means of auxiliary materials such as heat conduction silicone grease, adhesive, etc., a fixing structure for positioning and limiting two ends of the LED light source plate is used, in this design example, rivets made of plastic are used, lamp tubes of an outer sleeve and the stem are used as optical devices playing a role of mixing light, usually, glass tubes, light diffusion PC tubes, nanotubes, etc., end caps located at two ends of the stem are used for limiting and fixing the stem and the lamp tubes to form a whole, and other plugs located at the two ends of the lamp tubes, and drives built in the plugs and the like are conventional spare and accessory parts. In this example the plug is configured as a G13 base, in other examples it may be G5, 2G11, R17d, etc. And the driving is correspondingly matched according to the specification of the LED light source plate. The whole fluorescent tube can realize 360 evenly luminous in this scheme, thereby need not consider the design of giving out light direction simplification, avoids a great deal of slow-witted, calibration design, and the light source board is the tape, and is simple, standardized, workable, and the light source board need not cover the stem entirely, practices thrift the cost, joins in marriage the dress operation comparatively simple. A plurality of LED lamp beads are arranged on the LED light source, and the lamp beads can emit large heat when working. The back of the lamp bead is tightly attached to the placing surface, so that the heat dissipation effect of the lamp bead can be enhanced.
It should be understood that this example is only for illustrating the present invention and is not intended to limit the scope of the present invention. Further, it should be understood that various changes or modifications of the present invention may be made by those skilled in the art after reading the teaching of the present invention, and such equivalents may fall within the scope of the present invention as defined in the appended claims.

Claims (4)

1. An assembly process of an omnidirectional light-emitting LED lamp tube is characterized by comprising a lamp tube, wherein the lamp tube comprises a core column, an LED light source, a lamp shell, a plug and a driving piece, the LED light source is in a strip shape, the LED light source is spirally wound on the core column, one end of the core column is connected with the plug, one end of the LED light source is connected with the plug, the driving piece is arranged in the plug, one end of the lamp shell is connected with the plug, the core column and the LED light source are both positioned in a space formed by the lamp shell and the plug, the LED light source comprises a substrate and LED lamp beads, the LED lamp beads are arranged on the substrate, and the core column is provided with more than four placing surfaces for being; the assembly process of the lamp tube comprises the following steps:
the method comprises the following steps: fixing the core column on a rotatable clamp;
step two: fixing one end of an LED light source on the outer surface of one end of the core column;
step three: coating the glue for bonding on the track of the core column on which the LED light source needs to be wound;
step four: rotating the core column and moving the core column along the axis of the core column to enable the LED light source to be wound and adhered on a preset track;
step five: fixing the other end of the LED light source and cutting off the LED light source;
the clamp capable of rotating in the first step comprises: the fixture comprises a fixture base plate, more than two fixture blocks, a spring, an inlet groove and a placing groove, wherein one end of the spring is abutted against the fixture base plate, the other end of the spring is abutted against the fixture blocks, the inlet groove is arranged on the fixture base plate and is matched with the two ends of a core column in shape, the placing groove is arranged on the fixture base plate and is matched with the two ends of the core column in shape, the fixture blocks are arranged on the edge of the placing groove, and the placing;
the device of fixing LED light source and deciding the LED light source in step two with the fixed device of LED light source one end and step five in is the manipulator, the manipulator include fixed blade and removal blade, fixed blade be close to and be equipped with the centre gripping right hole on one side of the removal blade, the removal blade be close to fixed blade one side be provided with the left hole of centre gripping right hole complex centre gripping, the shape that the right hole of centre gripping merges the formation and the shape cooperation at stem both ends, removal blade and fixed blade lower extreme all be provided with and cut off the sword, the removal blade with fixed blade sliding connection on the track that the empty right hole of centre gripping merges the required process with the centre gripping left.
2. The assembly process of an omnidirectional light-emitting LED lamp tube according to claim 1, wherein the LED lamp beads are uniformly arranged on the substrate.
3. The process of claim 1, wherein the means for applying glue to the stem in step three is a glue dispensing head.
4. The assembly process of claim 1, wherein in steps one to five, the LED light source waiting to be bonded is coiled on a coil.
CN201811225874.1A 2018-10-21 2018-10-21 Omnidirectional luminous LED lamp tube and assembly process thereof Active CN109538976B (en)

Priority Applications (1)

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Application Number Priority Date Filing Date Title
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CN109538976B true CN109538976B (en) 2020-05-22

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2255125A1 (en) * 2008-03-17 2010-12-01 Osram Gesellschaft mit beschränkter Haftung Led lighting device
CN202733594U (en) * 2012-08-13 2013-02-13 惠州元晖光电股份有限公司 Integrally-formed LED (light-emitting diode) light carrier bundle
CN103807726B (en) * 2012-11-02 2017-12-19 万德莱特有限公司 Lighting apparatus
US10222036B2 (en) * 2015-08-27 2019-03-05 GE Lighting Solutions, LLC Method and system for a three-dimensional (3-D) flexible light emitting diode (LED) bar
CN107588409A (en) * 2017-09-26 2018-01-16 南京极佳物联网科技有限公司 A kind of LED tape winding apparatus

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