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Preparation method of amorphous alloy-based metal micrometer tube

A non-alloy crystal and micron tube technology, which is applied in the field of material science and engineering, can solve the problems of time-consuming, high cost, and difficult preparation of metal micron tubes, and achieve the effects of simple and convenient operation, high molding efficiency, and strong controllability

Inactive Publication Date: 2017-01-04
MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, these methods are often time-consuming and costly, and it is difficult to prepare high-precision metal microtubes.

Method used

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  • Preparation method of amorphous alloy-based metal micrometer tube
  • Preparation method of amorphous alloy-based metal micrometer tube
  • Preparation method of amorphous alloy-based metal micrometer tube

Examples

Experimental program
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Embodiment

[0041] Such as figure 1 As shown, the present invention provides a novel method for preparing metal microtubes, which includes preparing amorphous alloy flakes, surface treatment of amorphous alloy flakes, template preparation, thermoplastic embossing, unloading, demolding and collecting several big process.

[0042] 1. Preparation of thin slices of amorphous alloys

[0043] Cool the amorphous alloy melt to obtain an amorphous alloy column, and cut the prepared amorphous alloy column into thin slices of required thickness (can be cut by a cutting machine), or use it after cooling the amorphous alloy melt Amorphous alloy strips are prepared by copper roll spin quenching technology, and then cut to obtain amorphous alloy flakes (scissors can be used to cut). The amorphous alloy is an amorphous alloy based on any one or several of Pd, Pt, Ni, Ti, Zr bases, and the present embodiment selects Pd 40.5 Ni 40.5 Si 4.5 P 14.5 、Ni 62 PD 19 Si 2 P 17 , (Ti 41 Zr 25 be 28 Fe ...

example 1

[0058] PD 40.5 Ni 40.5 Si 4.5 P 14.5 Fabrication of Amorphous Metal Microtubes

[0059] The nominal composition was changed to Pd by conventional water quenching method for coating agent 40.5 Ni 40.5 Si 4.5 P 14.5 (atomic percent) of the alloy melt was cooled to obtain an amorphous alloy column with a cross section of 10 mm×10 mm and a length of 2 cm.

[0060] The above-mentioned amorphous alloy cylinder was cut into thin slices with a thickness of 2 mm by a cutting machine, and one side was polished with 2000-grit sandpaper until smooth, and then polished on a polishing machine with a diamond polishing paste with a particle size of 1.5 μm.

[0061] On the surface of the template with a size of 10mm×10mm and a thickness of 0.5mm, use photolithography to etch a ring hole and a square ring hole structure with a depth of about 80 μm, an inner diameter of about 10-20 μm, and an outer diameter of about 20-40 μm. , to be used as a mold for hot stamping of amorphous alloys. ...

example 2

[0064] Ni 62 PD 19 Si 2 P 17 Preparation of Crystalline Metallic Microtubes

[0065] The nominal composition was changed to Ni by traditional coating agent water quenching method 62 PD 19 Si 2 P 17 (atomic percentage) of the alloy melt was cooled, and an amorphous alloy strip with a width of 10 mm, a thickness of about 30 μm, and a length of more than 20 cm was obtained by using the copper roller spin quenching technology.

[0066] The above-mentioned amorphous alloy cylinder was cut into thin slices with a thickness of 10 mm with scissors, and one side was polished to a smooth surface with No. 2000 sandpaper, and then polished on a polishing machine with a diamond polishing paste with a particle size of 1.5 μm.

[0067] On the surface of the template with a size of 10mm×10mm and a thickness of 0.5mm, a triangular annular hole structure with a depth of about 80 μm, an inner diameter of about 10-20 μm, and an outer diameter of about 20-40 μm is etched by photolithography...

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Abstract

The invention discloses a preparation method of an amorphous alloy-based metal micrometer tube. The preparation method comprises the following steps: (1) preparing an amorphous alloy thin film; (2) performing surface treatment on the amorphous alloy thin film; (3) preparing a template; (4) folding the surface, subjected to the surface treatment, of the amorphous alloy thin film with the template, and performing thermoplastic embossing; (5) performing unloading: taking down the template and amorphous alloy when the surface of amorphous alloy is attached to the template, and forming a metal micrometer tube structure corresponding to the template; (6) performing demolding: separating amorphous alloy from the template; (7) collecting to obtain the metal micrometer tube. The preparation method is easy to operate, high in forming efficiency, and low in time consumption and cost; the prepared metal micrometer tube has the advantages of high precision, high structural controllability, high intensity, high corrosion resistance and high wear resistance performance; therefore, the preparation method has extremely high application value and is very suitable for being popularized.

Description

technical field [0001] The invention relates to the field of material science and engineering, in particular to a method for preparing metal microtubes based on non-alloy crystals. Background technique [0002] Metal microtubes have important applications in fields such as medical treatment, 3D printing, and micro-fluid transportation. However, due to the limitation of conventional processing technology, it is very difficult to prepare high-precision metal microtubes. Therefore, the development of a new preparation technology for metal microtubes is of great significance to related fields. [0003] At present, there are a variety of techniques to realize the preparation of metal microtubes, such as laser etching, electron beam direct writing exposure, template method and so on. However, these methods are often time-consuming and costly, and it is difficult to prepare high-precision metal microtubes. Contents of the invention [0004] The purpose of the present invention...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B81C1/00
CPCB81C1/00103
Inventor 刘学乐国敏李晋锋徐庆东王震宏
Owner MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS
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