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High-precision ultra-fine thin-walled aluminum alloy coil and its production process

A production process and technology of aluminum alloy, applied in the field of heat dissipation pipes, can solve the problems of poor precision of aluminum alloy coils and can not meet the requirements of use, and achieve the effect of high production efficiency, meeting market demand and various varieties.

Active Publication Date: 2016-02-10
ASIA PACIFIC LIGHT ALLOY NANTONG TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Purpose of the invention: The purpose of the present invention is to make up for the deficiencies of the prior art, to provide a high-precision ultra-fine thin-walled aluminum alloy coil and its production process, which solves the problem of poor precision of the existing aluminum alloy coil, which cannot meet the needs of use. Require

Method used

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Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0013] A high-precision ultra-fine thin-walled aluminum alloy coil, the aluminum alloy coil is processed by aluminum alloy material, the mass percentage of each element of the aluminum alloy material is composed of: silicon 0.4%, iron 0.5%, copper 0.06%, manganese 0.9%, zinc 0.005%, and the balance is aluminum.

[0014] (1) Production of ingots: take the above-mentioned raw materials according to the stated proportions, put them in a melting furnace for melting, and control the temperature in the melting furnace at 690 degrees Celsius;

[0015] (2) Production of billet tubes: Extrude the required aluminum alloy billet tubes through an extrusion machine;

[0016] (3) Inverted coil cold drawing: use an inverted coil drawing machine, set different diameter reductions, carry out 6 passes of cold drawing, and finally pass through the sizing die to produce aluminum alloy coils of the required specifications;

[0017] (4) On-line annealing: The coil is heat-treated by an on-line ann...

Embodiment 2

[0019] A high-precision ultra-fine thin-walled aluminum alloy coil, the aluminum alloy coil is processed by aluminum alloy material, the mass percentage of each element of the aluminum alloy material is composed of: silicon 0.4%, iron 0.5%, copper 0.06%, manganese 1.1%, zinc 0.01%, and the balance is aluminum.

[0020] A production process of high-precision ultra-fine thin-walled aluminum alloy coil tube, which includes the following steps:

[0021] (1) Production of ingots: take the above-mentioned raw materials according to the stated proportions, put them in a melting furnace for melting, and control the temperature in the melting furnace at 690 degrees Celsius;

[0022] (2) Production of billet tubes: Extrude the required aluminum alloy billet tubes through an extrusion machine;

[0023] (3) Inverted coil cold drawing: use an inverted coil drawing machine, set different diameter reduction amounts, carry out 7 passes of cold drawing, and finally pass through the sizing die...

Embodiment 3

[0026] A high-precision ultra-fine thin-walled aluminum alloy coil, the aluminum alloy coil is processed by aluminum alloy material, the mass percentage of each element of the aluminum alloy material is composed of: silicon 0.4%, iron 0.5%, copper 0.06%, manganese 1%, zinc 0.0075%, and the balance is aluminum.

[0027] A production process of high-precision ultra-fine thin-walled aluminum alloy coil tube, which includes the following steps:

[0028] (1) Production of ingots: take the above-mentioned raw materials according to the stated proportions, put them in a melting furnace for melting, and control the temperature in the melting furnace at 690 degrees Celsius;

[0029] (2) Production of billet tubes: Extrude the required aluminum alloy billet tubes through an extrusion machine;

[0030] (3) Inverted coil cold drawing: use an inverted coil drawing machine, set different diameter reductions, carry out 6 passes of cold drawing, and finally pass through the sizing die to pro...

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PUM

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Abstract

The invention discloses a high-precision ultrafine thin-wall aluminium alloy coil pipe which is formed by processing an aluminium alloy material. Elements of the aluminium alloy material comprise, by weight, 0.4% of silicon, 0.5% of iron, 0.06% of copper, 0.9-1.1% of manganese, 0.005-0.01% of zinc and the balance aluminium. The high-precision ultrafine thin-wall aluminium alloy coil pipe has advantages of high size precision, high production efficiency and wide varieties, and can meet usage requirements of different models of heat sinks and satisfy market needs.

Description

technical field [0001] The invention relates to the technical field of heat dissipation pipes, in particular to high-precision ultrafine thin-walled aluminum alloy coil pipes. Background technique [0002] Aluminum and aluminum alloys are light in material, good in corrosion resistance, and have good processing properties. They are one of the first-choice materials for heat exchangers. At present, the production process of aluminum alloy coils is complicated, and the production cost is high. At the same time, the coils produced are less accurate. Poor, can not meet the needs of users. Contents of the invention [0003] Purpose of the invention: The purpose of the present invention is to make up for the deficiencies of the prior art, to provide a high-precision ultra-fine thin-walled aluminum alloy coil and its production process, which solves the problem of poor precision of the existing aluminum alloy coil, which cannot meet the needs of use. Require. [0004] The techn...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B21C37/06C22C21/00C22F1/04
Inventor 李其荣
Owner ASIA PACIFIC LIGHT ALLOY NANTONG TECH