CN112853166A - Corrosion-resistant material and preparation method of corrosion-resistant street lamp - Google Patents

Abstract

The invention relates to the technical field of new material processing, and discloses a corrosion-resistant material and a preparation method of a corrosion-resistant street lamp, wherein the corrosion-resistant LM6 aluminum ingot alloy material is prepared according to the following requirements that Cu is less than or equal to 0.1 wt%, Si: 10.0 to 13.0 weight percent of Mg, less than or equal to 0.1 weight percent of Zn, less than or equal to 0.6 weight percent of Fe, less than or equal to 0.5 weight percent of Mn, less than or equal to 0.1 weight percent of Ni, less than or equal to 0.2 weight percent of Ti, less than or equal to 0.1 weight percent of Pb, less than or equal to 0.05 weight percent of Sn, and the balance of Al. According to the corrosion-resistant material and the preparation method of the corrosion-resistant street lamp, the LM6 aluminum ingot alloy material coating is added, so that the outer surface of the lamp housing of the street lamp can be exposed for a long time, and the problems of corrosion, cracking and the like can be avoided.

Description

Corrosion-resistant material and preparation method of corrosion-resistant street lamp

Technical Field

The invention relates to the technical field of street lamp processing, in particular to a corrosion-resistant material and a preparation method of a corrosion-resistant street lamp.

Background

Along with the rapid development of scientific technology, the composition of manufacturing materials in the modern industrial field is greatly changed, the proportion of high-density materials is reduced, low-density materials are greatly increased, and along with the rapid development of economy since the middle of the last 90 s, because the problems of world energy, resource crisis, environmental pollution and the like are serious day by day, the development and application of aluminum alloy materials are more and more emphasized by countries in the world at present where energy conservation, pollution reduction and earth limited resources are urgently required; aluminum alloys have low melting points and good mechanical properties and are therefore widely used in industry, and castings made from the alloy system are mainly used in five areas: the first is members, such as accessories for paper making machinery, textile machinery, brick making machinery, road building machinery, metallurgical machinery, hoisting machinery, printing machinery, plastic machinery, mining machinery and the like; secondly, bearing bushes, bearings, sliding plates, sliding blocks and the like; thirdly, the parts of the automobile, the tractor and the ship; fourth, the mould, such as the cast mould, blow mould, compression set, punching and loading the mould; fifthly, decorating the handicraft.

The problems that the coating on the outer surface of the existing street lamp is corroded, cracked and short in service life under the conditions of long-time sun and moon irradiation and wind stripping and rain erosion are solved, and therefore a corrosion-resistant material and a preparation method of the corrosion-resistant street lamp are provided for solving the problems.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a corrosion-resistant material and a preparation method of a corrosion-resistant street lamp, which have the advantages of corrosion resistance and the like, and solve the problems of corrosion, cracking and short service life of the outer surface of the street lamp.

(II) technical scheme

In order to achieve the purposes of corrosion resistance and easy processing, the invention provides the following technical scheme: the corrosion-resistant material is prepared from the following components in percentage by weight of corrosion-resistant LM6 aluminum ingot alloy material, Cu is less than or equal to 0.1 wt%, Si: 10.0 to 13.0 weight percent of Mg, less than or equal to 0.1 weight percent of Zn, less than or equal to 0.6 weight percent of Fe, less than or equal to 0.5 weight percent of Mn, less than or equal to 0.1 weight percent of Ni, less than or equal to 0.2 weight percent of Ti, less than or equal to 0.1 weight percent of Pb, less than or equal to 0.05 weight percent of Sn, and the balance of Al.

Corresponding corrosion-resistant components, such as corrosion-resistant street lamps, can be prepared from the above corrosion-resistant material, comprising the following steps:

s1, casting and forming, namely melting the aluminum material for 2-4 h at the temperature of 580-650 ℃, injecting molten aluminum into a forming die, performing pressure die-casting forming, and naturally cooling at normal temperature;

s2, precisely machining, namely milling the corresponding positions of the head part, the middle part and the bottom part of the lamp body in the process steps on a machine tool to mill a groove for accommodating the light source and the lampshade on the lamp holder panel and mill a groove for accommodating the electronic component on the lamp body base;

s3, filling, namely, filling the surface of the street lamp subjected to surface secondary processing, wherein the filling material is talcum powder, so that the surface of the street lamp is smooth;

and S4, performing primary surface processing, and performing anodic oxidation treatment on the filled street lamp.

(III) advantageous effects

Compared with the prior art, the invention provides a corrosion-resistant material and a preparation method of a corrosion-resistant street lamp, and the corrosion-resistant material and the preparation method have the following beneficial effects:

1. according to the corrosion-resistant material and the preparation method of the corrosion-resistant street lamp, the LM6 aluminum ingot alloy material coating is added, so that the outer surface of the lamp housing of the street lamp can be exposed for a long time, and the problems of corrosion, cracking and the like can be avoided.

The corrosion-resistant and easy-to-process street lamp can be applied to occasions requiring both high corrosion resistance and high formability, such as chemical products, food industry devices and storage containers, sheet processing parts, deep-drawing or spinning concave vessels, welding parts, heat exchangers, printing plates, nameplates and reflecting devices, and also has good application in automobile body sheet metal parts, particularly in building processing parts, building tools and various lamp parts.

Detailed Description

Example 1

The preparation method of the corrosion-resistant material and the corrosion-resistant street lamp comprises the following steps of carrying out the component proportion of a corrosion-resistant LM6 aluminum ingot alloy material according to the following requirements that Cu is 0.1 wt%, Si is 13.0 wt%, Mg is 0.1 wt%, Zn is 0.1 wt%, Fe is 0.6 wt%, Mn is 0.5 wt%, Ni is 0.1 wt%, Ti is 0.2 wt%, Pb is 0.1%, Sn is 0.05 wt%, and the balance is Al;

the street lamp is obtained by the following method:

s1, casting and forming, namely melting the aluminum material for 2 hours at the temperature of 580 ℃, injecting molten aluminum into a forming die, performing pressure die-casting forming, and naturally cooling at normal temperature;

s2, precisely machining, namely milling the corresponding positions of the head part, the middle part and the bottom part of the lamp body in the process steps on a machine tool to mill a groove for accommodating the light source and the lampshade on the lamp holder panel and mill a groove for accommodating the electronic component on the lamp body base;

s3, filling, namely, filling the surface of the street lamp subjected to surface secondary processing, wherein the filling material is talcum powder, so that the surface of the street lamp is smooth;

s4, processing the surface for the first time, and carrying out anodic oxidation treatment on the filled street lamp;

the steps are completed, and the corrosion-resistant street lamp is manufactured.

Example 2

The preparation method of the corrosion-resistant material and the corrosion-resistant street lamp is characterized by comprising the following steps of: the corrosion-resistant LM6 aluminum ingot alloy material is prepared according to the following requirements of 0.03 wt% of Cu, 8 wt% of Si, 0.03 wt% of Mg, 0.03 wt% of Zn, 0.01 wt% of Fe, 0.06 wt% of Mn, 0.06 wt% of Ni, 0.06 wt% of Ti, 0.01 wt% of Pb, 0.01 wt% of Sn and the balance of Al;

the street lamp is obtained by the following method:

s1, casting and forming, namely melting the aluminum material for 4 hours at the temperature of 650 ℃, injecting molten aluminum into a forming die, performing pressure die-casting forming, and naturally cooling at normal temperature;

s2, precisely machining, namely milling the corresponding positions of the head part, the middle part and the bottom part of the lamp body in the process steps on a machine tool to mill a groove for accommodating the light source and the lampshade on the lamp holder panel and mill a groove for accommodating the electronic component on the lamp body base;

s3, filling, namely, filling the surface of the street lamp subjected to surface secondary processing, wherein the filling material is talcum powder, so that the surface of the street lamp is smooth;

s4, processing the surface for the first time, and carrying out anodic oxidation treatment on the filled street lamp;

the steps are completed, and the corrosion-resistant and easily-processed street lamp is prepared.

The mechanical and physical properties of the corrosion-resistant, easy-to-process street lamps obtained in examples 1-2 are shown in Table 1:

detecting items	Standard value	Example 1	Example 2
				Tensile Strength (MPA)	≥15.0	20.1	22.6
Flexural Strength (MPA)	≥15.0	45.5	49.5
				Elongation at Break (%)	≥150	552	571
Heat distortion temperature (. degree. C.)	≥50.0	115.0	120.9
				hardness/Shore D	≥50.0	85	90
Impact embrittlement temperature (. degree.C.)	≤-20	-25	-30
				Flame-retardant	V0	V0	V0

TABLE 1

As can be seen from the table 1, the corrosion-resistant street lamp prepared by the invention has various properties exceeding the national standard, has good elasticity, can expose the lamp housing of the street lamp for a long time by adding the LM6 aluminum ingot alloy material, has longer service life compared with the prior street lamp, reduces the manual replacement cost and the working strength, has the characteristics of light and thermal decomposition prevention, good elasticity, strong tensile resistance, plasticity, soft product, good low temperature resistance, convenient material taking of each component, environmental protection of the material, strong oxidation and corrosion resistance, and can be widely applied to the industrial fields of communication, electronic appliances, instruments and meters, textile, building and the like.

The corrosion-resistant and easy-to-process street lamp can be applied to occasions requiring both high corrosion resistance and high formability, such as chemical products, food industry devices and storage containers, sheet machined parts, deep-drawn or spinning concave vessels, welded parts, heat exchangers, printing plates, nameplates and light reflecting devices, and also has good application in automobile body sheet metal parts, particularly in the fields of building machined parts, building tools, communication industry and various lamp parts.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (2)

1. A corrosion resistant material characterized by: the corrosion-resistant LM6 aluminum ingot alloy material is prepared according to the following requirements that Cu is less than or equal to 0.1 wt%, Si: 10.0 to 13.0 weight percent of Mg, less than or equal to 0.1 weight percent of Zn, less than or equal to 0.6 weight percent of Fe, less than or equal to 0.5 weight percent of Mn, less than or equal to 0.1 weight percent of Ni, less than or equal to 0.2 weight percent of Ti, less than or equal to 0.1 weight percent of Pb, less than or equal to 0.05 weight percent of Sn, and the balance of Al.

2. A method for manufacturing a corrosion-resistant street light made of the corrosion-resistant material according to claim 1, wherein:

the street lamp is obtained by the following steps:

s1, casting and forming, namely melting the aluminum material for 2-4 h at the temperature of 580-650 ℃, injecting molten aluminum into a forming die, performing pressure die-casting forming, and naturally cooling at normal temperature;

s2, precisely machining, namely milling the corresponding positions of the head part, the middle part and the bottom part of the lamp body in the process steps on a machine tool to mill a groove for accommodating the light source and the lampshade on the lamp holder panel and mill a groove for accommodating the electronic component on the lamp body base;

s3, filling, namely, filling the surface of the street lamp subjected to surface secondary processing, wherein the filling material is talcum powder, so that the surface of the street lamp is smooth;

and S4, performing primary surface processing, and performing anodic oxidation treatment on the filled street lamp.