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Guide rail installation support

A technology for installing brackets and guide rails, applied in door/window protection devices, building components, buildings, etc., can solve the problems of inconvenient adjustment, long manufacturing time, and difficulty in manufacturing, and achieve enhanced thermal stability and creep resistance. The effect of improving mechanical properties and enhancing corrosion resistance

Inactive Publication Date: 2018-04-27
宁波市鄞州隆茂冲压件厂
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the existing guide rail mounting brackets have at least the following defects: the structure of the mounting frame is complex (not easy to manufacture), the manufacturing time is long, and the production cost is virtually increased. In addition, it is inconvenient to adjust after installation, and the service life of the mounting frame is relatively short.

Method used

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  • Guide rail installation support

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0030] Ball milling: Weigh the magnesium alloy raw material for preparing the guide rail mounting bracket, put it into a ball mill and perform ball milling under Ar gas to obtain powder; wherein, the magnesium alloy specifically includes the following components in mass percentage: Gd: 0.3%, Nd: 0.1 %, Al: 7.5%, Zn: 0.55%, Mn: 0.15%, Si: 0.05%, and the balance is Mg; stearic acid is also added during the ball milling process, and the amount of stearic acid added is 1% of the mass of the magnesium alloy raw material %; the ball mill is a planetary ball mill, the ball milling speed is 350r / min, and the ball milling time is 8h; after the ball milling, the powder is ultrasonically dispersed in absolute ethanol for 5min;

[0031] Cold-rolled billet: the powder is pressed into a preform at room temperature under vacuum;

[0032] Sintering: Sinter the preform in Ar gas protection at a temperature of 550°C and a sintering time of 1h;

[0033] Hot extrusion: Extrude the preform at a t...

Embodiment 2

[0036] Ball milling: Weigh the magnesium alloy raw material for preparing the guide rail mounting bracket, put it into a ball mill and perform ball milling under Ar gas to obtain powder; wherein, the magnesium alloy specifically includes the following components by mass percentage: Gd: 0.4%, Nd: 0.15 %, Al: 7.6%, Zn: 0.58%, Mn: 0.18%, Si: 0.06%, and the balance is Mg; stearic acid is also added during the ball milling process, and the amount of stearic acid added is 1.1% of the mass of magnesium alloy raw materials %; the ball mill is a planetary ball mill, the ball milling speed is 355r / min, and the ball milling time is 8.5h; after the ball milling, the powder is ultrasonically dispersed in absolute ethanol for 5.8min;

[0037] Cold-rolled billet: the powder is pressed into a preform at room temperature under vacuum;

[0038] Sintering: Sinter the preform in Ar gas protection at a temperature of 560°C and a sintering time of 1.2h;

[0039] Hot extrusion: the preform is extru...

Embodiment 3

[0042] Ball milling: Weighing the magnesium alloy raw material for preparing the guide rail mounting bracket and putting it into a ball mill for ball milling under Ar gas to obtain powder; wherein, the magnesium alloy specifically includes the following components by mass percentage: Gd: 0.55%, Nd: 0.2 %, Al: 7.8%, Zn: 0.6%, Mn: 0.2%, Si: 0.08%, and the balance is Mg; stearic acid is also added during the ball milling process, and the amount of stearic acid added is 1.25% of the mass of magnesium alloy raw materials %; the ball mill is a planetary ball mill, the ball milling speed is 360r / min, and the ball milling time is 9h; after the ball milling, the powder is ultrasonically dispersed in absolute ethanol for 6.5min;

[0043] Cold-rolled billet: the powder is pressed into a preform at room temperature under vacuum;

[0044] Sintering: sinter the preform under the protection of Ar gas, the temperature is 575°C, and the sintering time is 1.5h;

[0045] Hot extrusion: the pref...

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Abstract

The invention relates to a support, specifically relates to a guide rail installation support, and belongs to the field of alloy materials. The guide rail installation support disclosed by the invention is prepared from a magnesium alloy, wherein the magnesium alloy specifically comprises the following components in percentage by mass: 0.3-0.8% of Gd, 0.1-0.3% of Nd, 7.5-8.0% of Al, 0.55-0.65% ofZn, 0.15-0.25% of Mn, 0.05-0.1% of Si and the balance Mg; and an Al-Cu coating layer with a thickness of 0.8-1mm and containing La2O3 is clad on the surface of the magnesium alloy. The guide rail installation support disclosed by the invention is prepared from the magnesium alloy material with reasonable compatibility, and a specific method is adopted, so that the obtained guide rail installationsupport is high in strength and hardness.

Description

field of invention [0001] The invention relates to a bracket, in particular to a guide rail installation bracket, which belongs to the field of alloy materials. Background technique [0002] The closing and opening operation of the rolling shutter door is simple and convenient. Compared with the ordinary iron door structure, it has the advantages of low cost and easy installation. For example, it is used in public places or residences such as commercial facades, garages, shopping malls, hospitals, factories and mines. Especially the door opening is large, and the place where it is inconvenient to install the ground door body plays a role of convenient and quick opening, etc. With the continuous improvement of living standards and the continuous development of social technology, various rolling shutter doors have appeared on the existing market. , which has been widely used; the rolling shutter door is connected in series with multi-joint movable door pieces, and in the fixed...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C22C23/02C23C24/10B22F3/18B22F3/10B22F3/20B22F3/24E06B9/58
Inventor 陈思妤李金龙陈斌干勐俊林楠
Owner 宁波市鄞州隆茂冲压件厂
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