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Machining method of bulb lamp body

A processing method and technology for bulb lamps, which can be applied to lighting and heating equipment, semiconductor devices of light-emitting elements, cooling/heating devices of lighting devices, etc. The effect of large heat dissipation surface area, improved safety factor and high diameter accuracy

Inactive Publication Date: 2015-04-01
ZHEJIANG WANSHENG PHOTOELECTRIC SCI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] Since the appearance of LED lamps, how to dissipate heat better and faster has always been the main problem of people's research. At present, the lamp body of the LED lamps in the prior art mainly solves the problem of heat dissipation, and in some occasions, especially some entertainment places , it is particularly important for some protective cover settings or personalized decoration of the lamp body, and because the cross-sectional area of ​​the bulb lamp body and the lampshade is not much different, it is generally not possible to hang a protective cover or lamp decoration on the lamp body itself. There are generally two ways to solve this problem with technology: 1. Hang the protective cover or decoration of the lamp on another pull wire to surround the lamp for protection or decoration; 2. Temporarily hang the protective cover or decoration on the lamp There are two main problems in this way. First, additional pull wires are needed to provide attachment points for the protective cover or decoration, which increases the cost and affects the appearance; second, it is time-consuming to temporarily hang the protective cover or decoration on the lamp. Laborious, inconvenient to use, and easy to fall off, there are certain safety issues

Method used

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  • Machining method of bulb lamp body
  • Machining method of bulb lamp body

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Embodiment 1

[0029] This embodiment discloses a method for processing the lamp body of an LED light bulb, which includes the following steps:

[0030] (1) Spinning process: take an aluminum alloy circular slab with uniform material, use strong spinning for two-thirds of the part from the inside to the outside along the radial direction of the plate, and use ordinary spinning technology for the last third. Powerful spinning adopts forward spinning, and the workpiece groove of the spinning mold is provided with evenly spaced embossed lines, and the spinning force is a process of gradually increasing, to two-thirds of the part from the inside to the outside along the radial direction of the sheet. reaches the maximum, and the rotation speed of the workpiece during the spinning process is 400m / min;

[0031] (2) Stamping process: Stamp the spun blank. The stamping process includes the punching and drawing process. The punching adopts the positive punching method. The punch in the stamping proce...

Embodiment 2

[0034] This embodiment discloses a method for processing the lamp body of an LED light bulb, which includes the following steps:

[0035] (1) Stamping process: Take a round aluminum alloy slab with uniform material for stamping. The stamping process includes punching and drawing process. The punching adopts the positive punching method. The punch in the stamping process includes three small circular convex die with a non-circular punch;

[0036] (2) Spinning process: Take the blank that has been punched, and use strong spinning for two-thirds of the part from the inside to the outside along the radial direction of the plate, and use ordinary spinning technology for the last third of the part. Forward spinning, the workpiece groove of the spinning mold is provided with evenly spaced convex lines, the spinning pressure is a process of gradual increase, and reaches the maximum at two-thirds of the radial direction of the sheet from the inside to the outside. The rotational speed...

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Abstract

The invention discloses a machining method of a bulb lamp body, in particular to a machining method of an LED bulb lamp body which is exquisite in structure and allows ornaments to be hung conveniently. According to the method, for a round aluminum alloy plate blank uniform in texture, powerful spinning is carried out on the part accounting for 2 / 3 from inside to outside in the radius direction of the plate, and ordinary spinning is carried out on the rest 1 / 3 part of the plate, wherein powerful spinning can change the thickness of the blank, while ordinary spinning only changes the shape characteristic of the blank; an annular protrusion can be formed in the part, accounting for 2 / 3 from top to bottom, of the lamp body in spinning, and various lamp ornaments and protection covers can be hung on the annular protrusion; male dies adopted in punching comprise the round male die and the non-round male die, and a needed hole is punched in the bottom end of the lamp body; finally, injection molding is carried out on the lamp body through insulating plastic to protect the metal lamp body, so that the use safety coefficient is increased.

Description

technical field [0001] The invention relates to a method for processing a lamp body of an illuminating lamp, in particular to a method for processing a lamp body of an LED bulb lamp which has a delicate structure and is convenient for hanging decorations. Background technique [0002] Since the appearance of LED lamps, how to dissipate heat better and faster has always been the main problem of people's research. At present, the lamp body of the LED lamps in the prior art mainly solves the problem of heat dissipation, and in some occasions, especially some entertainment places , it is particularly important for some protective cover settings or personalized decoration of the lamp body, and because the cross-sectional area of ​​the bulb lamp body and the lampshade is not much different, it is generally not possible to hang a protective cover or lamp decoration on the lamp body itself. There are generally two ways to solve this problem with technology: 1. Hang the protective co...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): F21S2/00F21V29/00F21V33/00F21V15/00F21Y101/02
CPCF21K9/90F21V15/00F21V33/0004F21Y2101/00
Inventor 向昌强郑宇航张嘉立张顺来萧永仁
Owner ZHEJIANG WANSHENG PHOTOELECTRIC SCI TECH CO LTD
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