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CN-121976274-A - Titanium wire surface treatment process for manufacturing titanium alloy spectacle frame

CN121976274ACN 121976274 ACN121976274 ACN 121976274ACN-121976274-A

Abstract

The invention discloses a titanium wire surface treatment process for manufacturing a titanium alloy spectacle frame, which relates to the technical field of titanium wire surface treatment and comprises the following steps of sequentially putting a degreasing agent, a modifying liquid, an electrolyte and a sealing agent into a titanium wire for manufacturing the titanium alloy spectacle frame for soaking treatment; according to the degreasing agent, degreasing agent is used for soaking, sodium hydroxide in the degreasing agent can rapidly saponify grease and dissolve part of metal oxide, sodium carbonate and trisodium phosphate can enhance alkaline buffering property of a system, prolong service life of a long tank liquid, improve emulsifying and dispersing effects of grease and avoid secondary adhesion of grease after degreasing, and polyethylene oxide ether can rapidly permeate the degreasing agent into a titanium wire tiny gap to thoroughly strip residual grease by reducing surface tension of the solution, so that the degreasing agent can realize efficient degreasing at 60-65 ℃, has stable chemical property and good environmental protection, can rapidly provide clean and uniform titanium wire surface for subsequent treatment, and has no harmful residues to influence a subsequent process.

Inventors

  • YU XIANYONG
  • LI XIAOKUN
  • WU RONG

Assignees

  • 陕西滇润钛业有限公司

Dates

Publication Date
20260505
Application Date
20260407

Claims (10)

  1. 1. The titanium wire surface treatment process for manufacturing the titanium alloy eyeglass frame is characterized by comprising the following steps of: S1, placing titanium wires into a degreasing agent for ultrasonic dispersion, taking out the titanium wires, washing the titanium wires with deionized water, placing the washed titanium wires into a grinder, adding a grinding medium for grinding, washing the ground titanium wires with deionized water, placing the washed titanium wires into absolute ethyl alcohol for ultrasonic cleaning, and placing the cleaned titanium wires into a vacuum drying oven for drying to obtain pretreated titanium wires; S2, soaking the pretreated titanium wire in a modifying solution, taking out the soaked pretreated titanium wire, washing the pretreated titanium wire by using deionized water, soaking the pretreated titanium wire in a sodium hydroxide solution, taking out the pretreated titanium wire, washing the pretreated titanium wire by using deionized water, and drying the washed pretreated titanium wire in a vacuum drying oven to obtain the modified titanium wire; s3, injecting electrolyte into the micro-arc oxidation tank, starting a circulating water cooling system, taking the modified titanium wire as an anode, taking the stainless steel plate as a cathode, starting a pulse micro-arc oxidation power supply, closing the power supply, taking out the modified titanium wire, washing the modified titanium wire by using deionized water, and naturally airing until the surface of the modified titanium wire is free of moisture, thus obtaining the coated titanium wire; s4, soaking the coated titanium wire in a sealing agent, draining surface moisture of the soaked coated titanium wire, putting the coated titanium wire into an oven for curing, and polishing the cured coated titanium wire by using a wool wheel to obtain the titanium wire for manufacturing the titanium alloy spectacle frame.
  2. 2. The titanium wire surface treatment process for manufacturing a titanium alloy eyeglass frame according to claim 1, wherein the degreasing agent is formed by mixing polyoxyethylene ether, sodium hydroxide, sodium carbonate, trisodium phosphate and deionized water; the mass ratio of the polyoxyethylene ether to the sodium hydroxide to the sodium carbonate to the trisodium phosphate to the deionized water is 1:6:10:4:179.
  3. 3. The titanium wire surface treatment process for manufacturing the titanium alloy eyeglass frame according to claim 1, wherein the grinding medium is formed by mixing white corundum micro powder and deionized water; the mass ratio of the white corundum micro powder to the deionized water is 3:7.
  4. 4. The titanium wire surface treatment process for manufacturing the titanium alloy eyeglass frame according to claim 1, wherein the preparation of the modified liquid comprises the following steps of adding hydroxysuccinic acid and disodium ethylenediamine tetraacetate into deionized water, stirring, adding modified ammonium fluorozirconate and sulfamic acid, stirring, adding polyglycerol-3, stirring, and standing to obtain a modified liquid; the mass ratio of the modified ammonium fluorozirconate, hydroxysuccinic acid, disodium ethylenediamine tetraacetate, sulfamic acid, polyglycerol-3 and deionized water is 2.5:1.5:0.4:1:0.25:94.35.
  5. 5. The process for treating the surface of the titanium wire for manufacturing the titanium alloy eyeglass frame according to claim 4, wherein the preparation of the modified ammonium fluozirconate is characterized by comprising the steps of mixing and stirring ammonium fluozirconate and deionized water, adding trehalose phosphate and dysprosium oxide nano particles and stirring to obtain a mixture, drying the mixture in a vacuum drying oven, and grinding the dried mixture by using a grinder to obtain the modified ammonium fluozirconate.
  6. 6. The titanium wire surface treatment process for manufacturing a titanium alloy eyeglass frame according to claim 5, wherein the mass ratio of ammonium fluorozirconate, deionized water, trehalose phosphate and dysprosium oxide nanoparticles is 100:50:2.5:0.65.
  7. 7. The titanium wire surface treatment process for manufacturing the titanium alloy eyeglass frame according to claim 1, wherein the preparation of the electrolyte comprises the steps of sequentially adding sodium pyrophosphate, lithium hydroxide, potassium hydroxide, sodium tetraborate and glycolic acid into deionized water, stirring, adding yttrium stabilized zirconia, cerium gadolinium composite oxide and polymaleic anhydride-hydroxyethyl acrylate copolymer, and dispersing and stirring to obtain the electrolyte.
  8. 8. The titanium wire surface treatment process for manufacturing a titanium alloy eyeglass frame according to claim 7, wherein the mass ratio of sodium pyrophosphate, lithium hydroxide, potassium hydroxide, sodium tetraborate, glycolic acid, yttrium stabilized zirconia, cerium gadolinium composite oxide, polymaleic anhydride-hydroxyethyl acrylate copolymer and deionized water is 20:3.5:2.5:9:2.5:4:1.5:0.6:56.4.
  9. 9. The titanium wire surface treatment process for manufacturing the titanium alloy eyeglass frame according to claim 1, wherein the preparation of the sealing agent comprises the steps of mixing ethanol and deionized water, adding acetic acid, starting stirring, adding 3-glycidoxypropyl trimethoxysilane, stirring, adding nano silicon dioxide, performing ultrasonic dispersion, and standing to obtain the sealing agent.
  10. 10. The titanium wire surface treatment process for manufacturing a titanium alloy eyeglass frame according to claim 9, wherein the mass ratio of ethanol, acetic acid, 3-glycidoxypropyl trimethoxysilane, nano silica and deionized water is 37.5:0.175:2.75:1.35:58.225.

Description

Titanium wire surface treatment process for manufacturing titanium alloy spectacle frame Technical Field The invention relates to the technical field of titanium wire surface treatment, in particular to a titanium wire surface treatment process for manufacturing a titanium alloy spectacle frame. Background The surface treatment of the titanium wire is to form a functional or decorative coating on the surface of the titanium wire by a series of technical means so as to improve the performance and the application value of the titanium wire, and the main surface treatment method comprises anodic oxidation, micro-arc oxidation, sand blasting and acid pickling combined treatment, nitriding treatment and the like. The traditional process has the defects of residual greasy dirt on the surface of the titanium wire, incomplete cleaning, local excessive erosion, irregular morphology and overlarge size deviation in the corrosion process, unstable combination of the coating and the substrate, easy falling off, low hardness, poor toughness, insufficient wear resistance and corrosion resistance of the traditional coating, uneven film formation of the coating and high porosity. Based on the above, the invention provides a titanium wire surface treatment process for manufacturing a titanium alloy spectacle frame. Disclosure of Invention The invention mainly aims to provide a titanium wire surface treatment process for manufacturing a titanium alloy spectacle frame, which is bubble-free and flat in surface, and is applied to the titanium wire surface treatment process for manufacturing the titanium alloy spectacle frame. In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the invention provides a titanium wire surface treatment process for manufacturing a titanium alloy spectacle frame, which comprises the following steps of: S1, placing titanium wires into a degreasing agent for ultrasonic dispersion, wherein the power is 300W, the temperature of the degreasing agent is 60-65 ℃, the dispersing time is 15-25 minutes, taking out the titanium wires, washing the titanium wires with deionized water to be neutral, placing the washed titanium wires into a grinder, adding grinding media for grinding, setting the rotating speed to be 300rpm, grinding for 35-40 minutes, washing the ground titanium wires with the deionized water for 2-3 times, placing the washed titanium wires into absolute ethyl alcohol for ultrasonic cleaning, setting the power to be 200W, cleaning for 5 minutes, placing the cleaned titanium wires into a vacuum drying oven for drying, setting the temperature to be 80 ℃, and drying the titanium wires for 10 minutes at the vacuum degree of-0.09 MPa to obtain the pretreated titanium wires. S2, soaking the pretreated titanium wire in a modifying solution, setting the temperature of the modifying solution to be 40-45 ℃, manually stirring for 30 seconds every 5 minutes, soaking for 12-15 minutes, taking out the soaked pretreated titanium wire, washing 3 times by using deionized water, soaking the pretreated titanium wire in a sodium hydroxide solution with the mass concentration of 0.5% after washing for 2 minutes, taking out, washing to be neutral by using deionized water, drying the washed pretreated titanium wire in a vacuum drying box, setting the temperature to be 60 ℃, and drying for 8 minutes at the vacuum degree of-0.09 MPa to obtain the modified titanium wire. S3, injecting electrolyte into the micro-arc oxidation tank, starting a circulating water cooling system, controlling the temperature of the electrolyte to be 25-30 ℃, taking the modified titanium wire as an anode, taking a stainless steel plate as a cathode, enabling a pulse micro-arc oxidation power supply to be started, setting the frequency to be 500Hz, enabling the duty ratio to be 10%, enabling stirring and ultrasonic dispersion, firstly raising the voltage to 50V, keeping for 5 minutes, then raising the voltage to 190-230V gradually at the speed of 5V/min, keeping for 18-22 minutes, switching off the power supply, taking out the modified titanium wire, washing the modified titanium wire 3 times by using deionized water, and naturally airing until the surface of the modified titanium wire has no moisture, thus obtaining the coated titanium wire. S4, soaking the coated titanium wire in a sealing agent for 12-15 minutes, taking out the coated titanium wire, draining surface moisture of the soaked coated titanium wire, putting the coated titanium wire into an oven for curing, setting the temperature to 120 ℃, curing for 20 minutes, polishing the cured coated titanium wire by using a wool wheel, setting the rotating speed to 800rpm, and polishing for 5 minutes to obtain the titanium wire for manufacturing the titanium alloy spectacle frame. Further, the degreasing agent is formed by mixing polyoxyethylene ether, sodium hydroxide, sodium carbonate, trisodium phosphate and deionized water. The mass ratio of t