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WO2013049969A1 - 适应高速自动化组装的led日光灯 - Google Patents

适应高速自动化组装的led日光灯 Download PDF

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Publication number
WO2013049969A1
WO2013049969A1 PCT/CN2011/081669 CN2011081669W WO2013049969A1 WO 2013049969 A1 WO2013049969 A1 WO 2013049969A1 CN 2011081669 W CN2011081669 W CN 2011081669W WO 2013049969 A1 WO2013049969 A1 WO 2013049969A1
Authority
WO
WIPO (PCT)
Prior art keywords
base
lamp
circuit board
cap
cover
Prior art date
Application number
PCT/CN2011/081669
Other languages
English (en)
French (fr)
Inventor
孟逸帆
Original Assignee
Meng Yifan
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Meng Yifan filed Critical Meng Yifan
Publication of WO2013049969A1 publication Critical patent/WO2013049969A1/zh

Links

Classifications

    • 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
    • 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
    • F21K9/272—Details of end parts, i.e. the parts that connect the light source to a fitting; Arrangement of components within end parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R12/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, specially adapted for printed circuits, e.g. printed circuit boards [PCB], flat or ribbon cables, or like generally planar structures, e.g. terminal strips, terminal blocks; Coupling devices specially adapted for printed circuits, flat or ribbon cables, or like generally planar structures; Terminals specially adapted for contact with, or insertion into, printed circuits, flat or ribbon cables, or like generally planar structures
    • H01R12/50—Fixed connections
    • H01R12/51—Fixed connections for rigid printed circuits or like structures
    • H01R12/55—Fixed connections for rigid printed circuits or like structures characterised by the terminals
    • H01R12/57—Fixed connections for rigid printed circuits or like structures characterised by the terminals surface mounting terminals
    • 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
    • F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
    • F21Y2103/10—Elongate light sources, e.g. fluorescent tubes comprising a linear array of point-like light-generating elements
    • 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]

Definitions

  • the invention relates to an LED fluorescent lamp, in particular to an LED fluorescent lamp adapted to high speed automated assembly. Background technique
  • LED fluorescent lamp heads usually use manual hand-welded wire structure to realize the electrical connection between the lamp pins and the circuit board, and put forward certain requirements for the welding technology of the welding personnel.
  • Product product yield and reliability are low; LED lamp related products are static sensitive products.
  • human body static electricity is easy to damage LED lamp bead components, and it is impossible to avoid the harm of human body static electricity to the product; lamp bead circuit board and The structure of the heat-dissipating aluminum member is screwed.
  • the thickness of the heat-dissipating aluminum member is thin (usually at 0.8 to 1.2 ⁇ ).
  • the tightening strength is not enough, it is easy to cause the screw to loosen, and it will fall inside the lamp body, causing short circuit of the circuit, leaving a safety hazard to the product.
  • the LED fluorescent lamp product structure cannot meet and meet the assembly needs of automation equipment. Summary of the invention
  • the present invention has devised a new type of LED daylight lamp product, that is, an LED fluorescent lamp adapted to high speed automated assembly.
  • the technical solution is realized by the following structure: including a PC cover, a lamp holder assembly, a lamp cap, a lamp bead circuit board and a half-slot aluminum piece;
  • the lamp holder assembly includes a lamp holder pin, a base holder, and a base a base, the base of the base is connected to the base of the base;
  • the two ends of the bead circuit board are equipped with a base of the base of the base assembly, and the base of the base is fixed at the connection point of the bezel circuit board;
  • the lamp bead circuit board is placed in the half-slot aluminum channel;
  • the PC cover with the hook and the half-slot aluminum piece are assembled in combination, and the PC block's pressing baffle presses the lamp bead circuit board to the half-slot aluminum piece.
  • two caps are inserted into the base portion of the base from both sides of the lamp body, and the pins of the lamp holder extend out of the cap to realize the combined assembly of the cap and the base of the base.
  • LED fluorescent lamp can realize high-speed automatic assembly and simple structure Improve the yield of the product, reduce the weight of the lamp body
  • Figure 1 is a schematic structural view of the present invention.
  • Figure 2 is a structural view of a lamp cap of the present invention.
  • Figure 3 is a cross-sectional view of the lamp body of the present invention.
  • the embodiment includes a PC cover 1, a base assembly 2, a cap 3, a bead circuit board 4 and a half-slot aluminum member 5;
  • the base assembly includes a base pin 6, a base pad 7, and a base 8
  • the socket pin 6 is connected to the base soldering leg 7;
  • the two ends of the lamp bead circuit board 4 are equipped with the base base 8 of the base block assembly 2, and the base soldering leg 7 is fixed at the connection point of the lamp bead circuit board 4;
  • the lamp bead circuit board 4 of the base of the base is placed in the channel 5 of the semi-slot aluminum piece coated with thermal grease, and the PC cover 1 with the hook and the aluminum piece 5 of the slot are assembled in combination, and the PC cover 1 is assembled.
  • the pressure fixing strip presses the lamp bead circuit board 4 in the channel of the half-slot aluminum piece 5; the two inner caps 3 coated with the low-temperature curing silicone adhesive are from the lamp body (PC cover and half-slot aluminum combination)
  • the two sides are inserted into the base portion of the base, and the combined assembly of the cap 3 and the base of the base is realized.
  • the pin 6 of the base extends out of the cap and is cooled and solidified by the low temperature to complete the assembly of the cap and the lamp body.
  • connection between the base pin 6 and the base of the base 7 can be reliably connected by riveting technology.
  • the ductility of the base 7 of the base (0. 3MM) is used to reduce the force of the pin 6 of the base. (Horizontal and vertical forces) Transfer to the solder joints of the base paddle 7 and the bead circuit board 4, completely replacing the electrical connection of the wires.
  • the lamp holder soldering foot 7 and the lamp bead circuit board 4 are assembled by surface mount (SMD) technology and IR reflow soldering technology to ensure soldering quality;
  • SMD surface mount
  • the base of the base base 8 is made of imported high temperature resistant plastic (PA6T) and has a temperature resistance of 305 degrees. It solves the problem of overheating and reflow soldering of the base of the base (the device is subjected to the maximum temperature of 250 ° in the furnace, 10 seconds of welding process). High temperature problem.
  • PA6T imported high temperature resistant plastic
  • the lamp cap 3 and the lamp body assembly are bonded using low-temperature curing glue to meet the needs of automated assembly.
  • the base of the base reduces the weight of the base (the base of the base is about 3G), which saves material costs.
  • the bottom of the base of the lamp holder base is designed with a rectangular positioning card point, which is easy to be placed in the corresponding card slot position of the lamp bead circuit board during the assembly process, thereby ensuring the positioning of the lamp holder pin 6 in the horizontal direction;
  • the opening of the cap 3 of the cap 3 is in the shape of a horn.
  • the pin of the cap is inserted into the corresponding opening of the cap with a large gap, which reduces the design of the automation device. Precision requirements.
  • the pedestal portion of the base is designed with a reinforced cylinder. During assembly, it is bonded to the cap by using an adhesive, and the force of the pedestal pin is transmitted to the lamp body through the cap.
  • the base copper of the base is made of a stepped copper column that is one turn larger than the diameter of the base of the base, and the copper column is externally wrapped with the base material of the base to ensure the stability of the base of the base and the base of the base. Prevents the lampholder pin from moving laterally inside the base of the base due to stress.
  • the inner side of the PC cover adds a baffle to the lamp-mounted circuit board, which solves the traditional practice of fixing the lamp circuit board to the aluminum piece by screws, thereby avoiding the possibility of falling to the conductive circuit part due to the looseness of the screw;
  • the head uses a curved transition to smooth the edge contact between the PC cover and the half-slot aluminum during assembly.
  • the structure of the hook is designed in the card slot of the PC cover and the half-slot aluminum piece, which ensures the stability of the combination of the PC cover and the half-slot aluminum piece after assembly, and solves the problem that the PC cover is easily stressed from the outside and the half-slot aluminum piece is loose. The problem of taking off.
  • the transparent surface of the PC cover is processed into a curved surface with an illumination angle of 270 degrees or more, which is greatly improved compared with the 160 degree illumination angle on the market, and better realizes the ordinary linear shape of the LED fluorescent lamp for commercial and civil use. An approximate replacement for fluorescent lamps.
  • the aluminum groove design of the half-slot aluminum part reduces the weight, and the wall thickness is designed to be 0.8 to 1.0 ⁇ , which controls the weight of the entire lamp body, so that the weight of the entire lamp body can be less than 260 grams.
  • Two linear card slots are designed on the bottom of the semi-slot aluminum to facilitate the clamping of the automation equipment during the assembly process, while also reducing the weight of the semi-slot aluminum and increasing the heat dissipation area.
  • the half-slot aluminum piece is placed in the channel portion of the lamp bead circuit board, and the height of the bezel circuit board on both sides of the bead circuit board is the same as that of the lamp bead circuit board, and the surface is smoothed to ensure smooth transition of the PC cover bead to the lamp.
  • the bead circuit board surface realizes the function of pressing and fixing the lamp bead circuit board in the channel.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Fastening Of Light Sources Or Lamp Holders (AREA)

Abstract

一种适应高速自动化组装的LED日光灯，包括PC罩（1）、灯头座组件（2）、灯头帽（3）、灯珠电路板（4）及半槽铝件（5）。灯头座组件（2）包括灯头座针脚（6）、灯头座焊脚（7）、灯头座基座（8）。灯头座针脚（6）连接着灯头座焊脚（7）。灯珠电路板（4）两端装配灯头座组件（2）的灯头座基座（8），灯头座焊脚（7）固定在灯珠电路板（4）的接线点。带灯头座基座（8）的灯珠电路板（4）放置在半槽铝件（5）槽道内。带有卡钩的PC罩（1）和半槽铝件（5）进行组合装配，同时PC罩（1）的压固挡条将灯珠电路板（4）压固在半槽铝件（5）的槽道内。两个灯头帽（3）从灯体两侧插入灯头座基座（8）部分，灯头座针脚（6）伸出灯头帽（3），实现灯头帽（3）和灯头座基座（8）的组合装配。本LED日光灯可实现高速自动化组装，结构简单可靠，成品率高，降低了灯体的重量。

Description

说 明 书
适应高速自动化组装的 LED日光灯
技术领域
本发明涉及一种 LED 日光灯灯具， 尤其涉及一种适应高速自动化组装的 LED日光灯。 背景技术
目前， 在国内外 LED 日光灯具的生产企业， 通常 LED 日光灯灯头是使用人 工手工焊接导线的结构方式实现对灯头针脚和电路板的电气连接， 对焊接人员 的焊接技术提出了一定的要求， 而且人工作业的产品成品率和可靠性低； LED灯 相关产品是静电敏感性产品， 在人工装配过程中人体静电容易损伤 LED灯珠元 器件， 无法避免人体静电对产品的危害； 灯珠电路板和散热铝件的结构装配使 用了螺丝紧固的方式， 采用自攻牙螺丝与散热铝件螺丝孔锁固电路板时， 由于 散热铝件厚度薄（通常在 0 . 8〜 1 . 2匪)， 紧固强度不够， 容易导致螺丝松脱， 掉落灯体内部， 造成电路的短路， 给产品的留下安全隐患； 为满足高效的生产， 需要引进 LED 日光灯全自动组装成套设备， 然而目前上述的 LED 日光灯产品结 构无法满足和适合自动化设备的装配需求。 发明内容
针对 LED 日光灯的自动化组装的需求， 本发明设计了新型式样的 LED 日光 灯产品， 即适应高速自动化组装的 LED日光灯。
其技术方案是用以下结构来实现的： 包括 PC罩， 灯头座组件， 灯头帽， 灯 珠电路板及半槽铝件； 所述的灯头座组件包括灯头座针脚、 灯头座焊脚、 灯头 座基座， 灯头座针脚连接着灯头座焊脚； 灯珠电路板的两端装配灯头座组件的 灯头座基座， 灯头座焊脚固定在灯珠电路板的接线点； 上述带灯头座基座的灯 珠电路板放置在半槽铝件槽道内； 带有卡钩的 PC罩和半槽铝件进行组合装配， 同时 PC罩的压固挡条将灯珠电路板压固定在半槽铝件的槽道内； 两个灯头帽从 灯体的两侧插入灯头座基座部分， 灯头座针脚伸出灯头帽， 实现灯头帽和灯头 座基座的组合装配。
本发明的有益效果是： LED 日光灯可实现高速自动化组装， 同时结构简单 提高产品的成品率， 降低了灯体的重 附图说明
图 1为本发明结构原理图。
图 2为本发明的灯头结构图。
图 3为本发明的灯体截面图。
图中： 1. PC罩， 2. 灯头座组件， 3. 灯头帽， 4. 灯珠电路板， 5. 半槽 件， 6. 灯头座针脚， 7. 灯头座焊脚， 8. 灯头座基座。 具体实施方式
下面结合实施例具体说明本发明。
本实施例包括 PC罩 1， 灯头座组件 2， 灯头帽 3， 灯珠电路板 4及半槽铝件 5； 灯头座组件包括灯头座针脚 6、 灯头座焊脚 7、 灯头座基座 8， 灯头座针脚 6 连接着灯头座焊脚 7; 灯珠电路板 4的两端装配灯头座组件 2的灯头座基座 8， 灯头座焊脚 7固定在灯珠电路板 4的接线点；上述带灯头座基座的灯珠电路板 4 放置在涂有导热硅脂的半槽铝件 5槽道内， 将带有卡钩的 PC罩 1和半槽铝件 5 进行组合装配， 同时 PC罩 1的压固挡条将灯珠电路板 4压固定在半槽铝件 5的 槽道内； 两个内部涂有低温固化硅胶粘结剂的灯头帽 3从灯体 （PC罩和半槽铝 组合品） 的两侧插入灯头座基座部分， 实现灯头帽 3和灯头座基座的组合装配， 灯头座针脚 6伸出灯头帽， 经低温加热固化作业， 最终完成灯帽和灯体的装配。
灯头座针脚 6和灯头座焊脚 7铜片的连接， 采用铆接技术能够可靠实现电 气连接； 同时利用灯头座焊脚 7铜片 （0. 3MM) 的延展性， 减少灯头座针脚 6的 受力 （水平和垂直力） 向灯头座焊脚 7铜片和灯珠电路板 4的焊接点传递， 完 全取代导线的电气连接。
灯头座焊脚 7和灯珠电路板 4连接装配采用表面贴装 （SMD) 技术和热风回 流焊接 （ IR reflow soldering) 技术进行焊接， 保证焊接品质；
灯头座基座 8材料采用进口的耐高温塑胶 （PA6T), 耐温 305度， 解决了灯 头座基座的过热风回流焊接（器件经受炉内最高温度 250度， 10秒的焊接过程) 的耐高温问题。
灯头帽 3 和灯体结构装配使用低温固化胶水粘接， 适应了自动化组装的需 求。 灯头座基座减少灯头的重量（灯头基座重约 3G ) , 节约了材料成本。灯头座 基座底部设计了长方形的定位卡点， 在装配过程中容易放入灯珠电路板相对应 的卡槽位置， 保障灯头座针脚 6在水平方向的定位；
灯头帽 3的插入灯头座针脚 6开口采用了喇叭形状， 在装配灯头帽的过程 中， 灯头座针脚以较大的间隙插入到灯头帽的对应开口中， 降低了自动化设备 对此作业过程的设计精度要求。
灯头座基座部分设计加固的圆柱体， 装配过程中， 通过使用粘结剂将其和 灯头帽粘固在一起， 将灯头座针脚的作用力通过灯头帽传递给灯体。
灯头座针脚铜件采用了比灯头座针脚直径大 1匪 的阶梯形状铜柱， 并将铜 柱以外部包裹灯头座基座材料的方式， 保证灯头座针脚的和灯头座基座的稳固 性， 防止灯头座针脚因应力作用在灯头座基座内部发生侧向的移动。
PC罩内侧面增加了压固灯珠电路板的挡条， 解决了灯珠电路板采用螺丝固 定到铝件的传统做法， 避免了因螺丝松动而掉落到导电电路部分的可能； 挡条 的头部采用了曲面的过渡， 使 PC罩和半槽铝件在装配过程中的边缘接触部分能 够平滑。
PC罩和半槽铝件的卡槽内设计了卡钩的结构，保证了 PC罩和半槽铝件的装 配后的结合稳固性， 解决了 PC罩从外部受力容易与半槽铝件松脱的问题。
PC罩的透光曲面加工成 270度以上的发光角度的曲面， 比市场上的 160度 的发光角度有了极大的改善， 更好的实现了 LED 日光灯用于商用和民用领域的 普通直线形荧光灯的近似替代。
半槽铝件部分的铝槽设计减轻了重量， 把壁厚设计为 0. 8到 1. 0匪，控制了 整个灯体的重量， 使整个灯体的重量能够做到 260克以内。
半槽铝件底部设计了两条直线性卡槽， 方便自动化设备在装配过程的夹持 作业， 同时也能减少半槽铝件重量和增加散热的面积。
半槽铝件放置灯珠电路板的槽道部分， 灯珠电路板的两侧挡板和灯珠电路 板的高度一致， 表面进行了曲面圆滑处理， 保证了 PC罩的压条能够平滑过渡到 灯珠电路板面， 实现灯珠电路板在槽道内压紧和固定的作用。
本发明不局限于上述实施例， 任何在本发明披露的技术范围内的等同构思 或者改变， 均列为本发明的保护范围。

Claims

权 利 要 求 书
1、 一种适应高速自动化组装的 LED日光灯， 其特征在于：
包括 PC罩 （1)， 灯头座组件 （2)， 灯头帽 （3)， 灯珠电路板 （4) 及半槽 铝件 （5); 所述的灯头座组件 （2) 包括灯头座针脚 （6)、 灯头座焊脚 （7)、 灯 头座基座（8)， 灯头座针脚 （6) 连接着灯头座焊脚 （7); 灯珠电路板 （4) 的两 端装配灯头座组件 （2) 的灯头座基座 （8)， 灯头座焊脚 （7) 固定在灯珠电路 板 （4) 的接线点； 上述带灯头座基座 （8) 的灯珠电路板 （4) 放置在半槽铝件 (5) 槽道内； 带有卡钩的 PC罩 （1) 和半槽铝件 （5) 进行组合装配， 同时 PC 罩 （1) 的压固挡条将灯珠电路板 （4) 压固定在半槽铝件 （5) 的槽道内； 两个 灯头帽 （3) 从灯体的两侧插入灯头座基座部分， 灯头座针脚 （6) 伸出灯头帽， 实现灯头帽 （3) 和灯头座基座的组合装配。
2、 如权利要求 1所述的适应高速自动化组装的 LED日光灯， 其特征在于： 灯头座针脚 （6) 和灯头座焊脚 （7) 铜片的连接， 采用铆接；
灯头帽 （3) 和灯体结构装配使用低温固化胶水粘接；
灯头座基座 （8) 底部设计长方形的定位卡点；
灯头帽 （3) 的插入灯头座针脚 （6) 开口采用喇叭形状；
灯头座基座 （8) 设计加固的圆柱体， 装配过程中， 通过使用粘结剂将其和 灯头帽（3)粘固在一起；
灯头座针脚 (6)铜件采用了比灯头座针脚直径大 1匪的阶梯形状铜柱， 并将 铜柱以外部包裹灯头座基座材料的方式保证灯头座针脚 (6)的和灯头座基座（8) 的稳固性；
PC罩 （1) 内侧面设计了压固灯珠电路板 （4) 的挡条， 挡条的头部采用了 曲面的过渡， 使 PC罩 （1) 和半槽铝件 （5) 在装配过程中的边缘接触部分能够 平滑； PC罩和半槽铝件的卡槽内设计了卡钩的结构； PC罩的透光曲面加工成 270度以上的发光角度的曲面； 半槽铝件底部设计了两条直线性卡槽； 半槽铝件 放置灯珠电路板的槽道部分， 灯珠电路板的两侧挡板和灯珠电路板的高度一致， 表面进行了曲面圆滑处理。
PCT/CN2011/081669 2011-10-07 2011-11-02 适应高速自动化组装的led日光灯 WO2013049969A1 (zh)

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WO2013049969A1 (zh) * 2011-10-07 2013-04-11 Meng Yifan 适应高速自动化组装的led日光灯
CN105698025B (zh) * 2014-09-28 2022-03-01 嘉兴山蒲照明电器有限公司 Led直管灯
CN104501100A (zh) * 2014-11-18 2015-04-08 海宁加平机械股份有限公司 一种led灯管的灯座
CN106704864A (zh) * 2016-12-29 2017-05-24 连云港奇晴光电照明有限公司 一种玻璃管led日光灯

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