CN108468006A - A kind of preparation method of low modulus high resiliency beta titanium alloy dental arch filament - Google Patents
A kind of preparation method of low modulus high resiliency beta titanium alloy dental arch filament Download PDFInfo
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/16—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of other metals or alloys based thereon
- C22F1/18—High-melting or refractory metals or alloys based thereon
- C22F1/183—High-melting or refractory metals or alloys based thereon of titanium or alloys based thereon
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C7/00—Orthodontics, i.e. obtaining or maintaining the desired position of teeth, e.g. by straightening, evening, regulating, separating, or by correcting malocclusions
- A61C7/12—Brackets; Arch wires; Combinations thereof; Accessories therefor
- A61C7/20—Arch wires
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/02—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working in inert or controlled atmosphere or vacuum
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23F—NON-MECHANICAL REMOVAL OF METALLIC MATERIAL FROM SURFACE; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL; MULTI-STEP PROCESSES FOR SURFACE TREATMENT OF METALLIC MATERIAL INVOLVING AT LEAST ONE PROCESS PROVIDED FOR IN CLASS C23 AND AT LEAST ONE PROCESS COVERED BY SUBCLASS C21D OR C22F OR CLASS C25
- C23F11/00—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent
- C23F11/08—Inhibiting corrosion of metallic material by applying inhibitors to the surface in danger of corrosion or adding them to the corrosive agent in other liquids
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
- C25D7/06—Wires; Strips; Foils
- C25D7/0607—Wires
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Abstract
A kind of preparation method of low modulus high resiliency beta titanium alloy dental arch filament is provided, this method makes annealing treatment titanium alloy rod bar, and low temperature is swaged, multimode drawing, it is handled through corresponding solution treatment, and by surface-brightening, is prepared into low modulus high resiliency beta titanium alloy dental arch filament.The characteristics of present invention makes full use of beta titanium alloy intensity is low at a certain temperature, good-extensibility, swages by low temperature, increases deflection, reduce road sub-quantity, coating is prepared on dental arch filament surface, the color and luster of titanium alloy dental arch filament can be changed, meet the requirement of people；Corrosion-resistant treatments are carried out to titanium alloy dental arch filament, improve dental arch filament coating service life, the present invention be it is a kind of it is simple for process, manufacture efficiency is high, the titanium alloy dental arch filament preparation method of good product effect, the beta titanium alloy dental arch filament of preparation has good biocompatibility, low elastic modulus and high resiliency, can obtain the displacement stablized mild Orthodontic force and persistently mitigated.
Description
Technical field
The present invention relates to dental arch filament processing technique fields, belong to biomedical materials field, and in particular to a kind of low modulus
The preparation method of high resiliency beta titanium alloy dental arch filament.
Background technology
People's deformity teeth phenomenon generally existing, orthodontic can play beauty, reduce the effects that odontopathy, positive day
Attention of the benefit love to people.Orthodontic is to achieve the purpose that deformity teeth is rescued by tooth movement or displacement so that tooth
Marshalling aligns, reduces and avoids up and down tooth mobility.Currently used for wire, that is, wire for correcting shape of tooth of correcting shape of tooth,
It is dental arch filament, mainly nitinol alloy wire and austenitic stainless steel wires.Nitinol alloy wire has shape memory and hyperelastic spy
Property, Orthodontic force is soft persistently, and displacement range is wide, is presently the most widely used dental arch filament.Stainless steel orthopedic wire elastic range
Small, Orthodontic force is bigger, and it is small to rescue displacement.This two classes orthopedic wire is used in the different phase rescued, and is complemented one another.However, nothing
By being stainless steel wire or nitinol alloy wire, all there is the harm for being harmful to metallic nickel, dental arch filament is also required to often replace adjustment.Titanium
And titanium alloy has the characteristics that density is small, specific strength is high, corrosion-resistant, non-magnetic, has made extensively in orthopaedic srugery, gear division field
With.Low modulus high elasticity beta Ti alloy material has the elasticity modulus more much lower than stainless steel, medium tensile strength and good
Plasticity, can not only provide correcting shape of tooth needs lasting mild Orthodontic force, can also meet the position of long-term orthopedic needs in tooth
Shifting amount, the substitute as stainless steel dental arch filament and the supplement to NiTi dental arch filament have good application prospect, but present titanium
Alloy dental arch filament preparation process is complicated, and manufacture efficiency is low, and the titanium alloy dental arch filament specification of preparation can't meet well
Requirement.It is therefore desirable to propose to improve.
Invention content
Present invention solves the technical problem that：A kind of preparation method of low modulus high resiliency beta titanium alloy dental arch filament is provided, it should
The characteristics of method makes full use of beta titanium alloy intensity is low at a certain temperature, good-extensibility, swages by low temperature, increases deformation
Amount reduces road sub-quantity, and uses multimode drawing equipment, carries out multimode drawing to low modulus high resiliency beta titanium alloy bar, draws
The running parameter of drawing equipment is rationally controlled during pulling out, while controlling titanium alloy pass deformation and lubricating condition, through corresponding
Solution treatment, and pass through surface-brightening treatment process, be prepared into low modulus high resiliency beta titanium alloy dental arch filament, be a kind of work
Skill is simple, manufacture efficiency is high, the titanium alloy dental arch filament preparation method of good product effect, can meet the different needs of people；And β
Type Titanium Alloy dental arch filament has good biocompatibility, low elastic modulus and high resiliency, can obtain and stablize mild rescue
Power and the displacement persistently mitigated are not necessarily to or seldom replace the larger displacement that tooth can be realized in orthopedic wire.
The technical solution adopted by the present invention：A kind of preparation method of low modulus high resiliency beta titanium alloy dental arch filament, including with
Lower step：
Step 1：Select the beta titanium alloy hot rolled rod of appropriate size；
Step 2：Annealing：To titanium alloy hot rolled rod carry out full annealing processing, selective annealing temperature be 850~
900 DEG C, annealing time is 30~60min, and the type of cooling uses air-cooled or water cooling；
Step 3：Low temperature is swaged：It titanium alloy rod bar after annealing on swager is carried out low temperature swages to be processed into
Titanium alloy wire materials, the temperature that selects to swage is 300~500 DEG C, and charging rate is 5~15mm/s, and pass deformation is 15~40%；
Step 4：Uniformly smear lubricant in titanium alloy wire materials surface after swaging to low temperature；
Step 5：Multimode drawing：Multimode time cold drawing is carried out to the titanium alloy wire materials through surface lubrication, until being drawn into institute
The titanium alloy dental arch filament for needing size, selects drawing speed for 300~600mm/min, and pass deformation is less than 15%, uses every time
The drawing decreasing dimensions amount of 2~5, mold, adjacent two mold is 0.1~0.2mm；Wherein, often after 1~3 mould time drawing,
It needs to be cleaned by ultrasonic titanium alloy wire materials, and carries out intermediate annealing process, intermediate anneal temperature is 800 DEG C~850 DEG C, is moved back
The fiery time is 1~10min, after being then lubricated to titanium alloy wire materials surface, then carries out drawing next time；
Step 6：Finishing is handled：The molding titanium alloy dental arch filament of drawing is removed by metal cleaner and ultrasonic cleaning
Oil, and oxide layer processing is carried out by way of bright dipped finish；
Step 7：Solution treatment：Solution treatment is carried out to titanium alloy dental arch filament under vacuum, selects temperature for 800
~850 DEG C, the time is 5~30min, and the type of cooling uses air-cooled or water cooling, and vacuum degree is≤5x10 when solution treatment-3MPa；
Step 8：Surface polishing treatment is carried out by the way of bright dipped finish to the titanium alloy dental arch filament after solution treatment,
Then it is fully rinsed with clear water.
Step 9：By plating or hot-dip mode prepared by the coat of metal to the titanium alloy dental arch filament after surface treatment；
Step 10：Titanium alloy dental arch filament after coating is passed through in inert gas, with certain speed to titanium alloy dental arch
Silk drops evenly anticorrosive liquid, and dental arch filament finished product is obtained after vacuum drying.
Wherein, the lubricant described in above-mentioned steps four and five uses MoS2With graphite emulsus mixed lubrication agent, MoS2With
The mixing quality portion rate of aquadag is MoS2：Graphite=80~85：15~20.
Use circle mould or rectangular mold that titanium alloy wire materials are drawn into cross section as round or rectangle titanium in above-mentioned steps five
Alloy dental arch filament.
Bright dipped finish described in above-mentioned steps six and eight is to use volume parts ratio for HF：HNO3：H2O=10：20：
70 solution carries out, and the time of pickling processes is 10~80 seconds.
In above-mentioned steps nine using plating or hot-dip when titanium alloy dental arch filament prepares coating, by adjusting preparation process
Different metal thickness of coating is obtained, the thickness of coating is in 0.02~0.04mm.
In above-mentioned steps ten, the speed that titanium alloy dental arch filament is passed through to inert gas is 1~2m/s, described to titanium alloy tooth
The speed that arch wire drops evenly anticorrosive liquid is 1.5~2.5ml/min；The anticorrosive liquid is polyacrylate, tannic acid, wine
Stone acid potassium sodium, indium sulfate are with 8:6:3:2 weight ratio mixing after manufactured solution, the vacuum drying vacuum degree be 3~
5x10-3MPa, the drying temperature are 50~55 DEG C, 4~9h of drying time.
The present invention compared with prior art the advantages of：
1, this titanium alloy dental arch filament preparation method makes full use of beta titanium alloy intensity is low at a certain temperature, good-extensibility
The characteristics of, it swages by low temperature, increases deflection, reduce road sub-quantity, and using multimode drawing equipment to low modulus high resiliency β
Type Titanium Alloy bar carries out multimode drawing, rationally controls the running parameter of drawing equipment in drawing process, while controlling titanium alloy
Pass deformation and lubricating condition through corresponding solution treatment, and pass through surface-brightening treatment process, it is high-elastic to be prepared into low modulus
Property beta titanium alloy dental arch filament, be it is a kind of it is simple for process, manufacture efficiency is high, the titanium alloy dental arch filament preparation method of good product effect；
2, solution treatment is carried out to titanium alloy dental arch filament, carbide, γ ' phases in finished product titanium alloy dental arch filament matrix can be made
Etc. obtaining uniform supersaturated solid solution, the stress generated due to cold and hot working is eliminated, alloy is made to recrystallize, raising product
Performance；
3, this programme prepares one layer of coat of metal on titanium alloy dental arch filament surface, can change the color of titanium alloy dental arch filament
Pool makes product disclosure satisfy that the different requirement of people；
4, this programme carries out corrosion-resistant treatments to titanium alloy dental arch filament, can improve titanium alloy dental arch filament surface metal plating layer
Corrosion resistance, so that dental arch filament is well adapted to environment in human mouth, improve dental arch filament coating service life.
5, low modulus high elasticity beta Ti alloy dental arch filament prepared by this programme has compared with stainless steel and NiTi dental arch filament
Better biocompatibility, without nickel, copper, vanadium, chromium, the aluminum element for constituting harm to human body, the nothing in oral environment
Corrosivity, no anaphylaxis, durable, securely and reliably；
6, the low modulus high elasticity beta Ti alloy dental arch filament and existing austenitic stainless steel dental arch filament phase that prepared by this programme
Than elasticity modulus (about 50GPa) only has nearly the 1/4~1/3 of stainless steel dental arch filament (180~200GPa), and elastical retraction range is more
Greatly, the displacement that tooth can be obtained in the range more broader than stainless steel dental arch filament, less adjusts during orthodontic
Or dental arch filament is replaced, rescue time and expense to reduce；
7, the low modulus high elasticity beta Ti alloy dental arch filament and existing austenitic stainless steel dental arch filament phase that prepared by this programme
Than, the tensile strength with 800~1100MPa, the tensile strength than 1600~2000MPa of stainless steel dental arch filament is much lower, from
And parodontium damage and absorption of alveolar bone caused by the larger Orthodontic force of stainless steel dental arch filament can be avoided well；
8, low modulus high elasticity beta Ti alloy dental arch filament prepared by this programme compares NiTi compared with existing NiTi dental arch filament
The tensile strength of 300~500MPa of dental arch filament is high, and Orthodontic force moderate strength can be directed to different crowds and deformity teeth journey
Degree obtains Orthodontic force appropriate and degree of displacement by changing the cross sectional shape and area of dental arch filament.
Specific implementation mode
The embodiment of the present invention is described below.
Embodiment one：
Select specification for the Ti-11Mo-5Zr-4Sn-3Nb titanium alloy hot-rolled rods of Φ 25mm, to titanium alloy hot rolled rod into
Row annealing, annealing temperature select 900 DEG C, and annealing time selects 30min, and the type of cooling is using air-cooled；By the titanium after annealing
Alloy bar material carries out low temperature on swager and forges, and is processed into titanium alloy wire materials, and temperature is selected as 500 DEG C, charging rate 15mm/s,
Pass deformation is less than 40%, and the titanium alloy for obtaining Φ 4mm justifies silk.By MoS2It is uniformly applied to graphite emulsus mixed lubrication agent
The titanium alloy circle silk table face of Φ 4mm, then, when pulling out round silk using circle die drawing, drawing speed selects 600mm/min, passage to become
Shape amount is less than 15%, and obtaining Φ 2.0mm by 3 passage drawings justifies silk；Then it is gone forward side by side to the circle silk of Φ 2.0mm through being cleaned by ultrasonic
Row intermediate annealing, intermediate anneal temperature be 800 DEG C, intermediate annealing time 10min, surface lubrication processing step before repeating,
It is pulled out again through 2 die drawings and obtains Φ 1.5mm circle silks；It follows the prescribed rules according to above-mentioned steps, until obtaining Φ 0.5mm justifies silk.When using square
Shape die drawing pulls out rectangle silk, and drawing speed selects 400mm/min, pass deformation to be less than 15%, and Φ is obtained by 3 passages
0.35x0.35mm rectangle silks then to Φ 0.35x0.35mm rectangles silks through being cleaned by ultrasonic, and carry out intermediate annealing, intermediate annealing
Temperature is 800 DEG C, intermediate annealing time 5min, and surface lubrication processing step, follows the prescribed rules before repeating, then is pulled out through 3 die drawings
Obtain Φ 0.2x0.2mm rectangle silks.Cleaning oil removing, descale are carried out to above-mentioned circular wire or rectangle, then in vacuum item
Solution treatment is carried out under part, solution treatment selects temperature to use water cooling for 850 DEG C, time 5min, the type of cooling；Using volume
Portion rate HF：HNO3：H2O=10：20：70 solution justifies silk to titanium alloy or rectangle silk carries out lightization processing, acid processing
Time is 30 seconds, is then fully rinsed with clear water.Using plating mode the coat of metal, the coat of metal are prepared in titanium alloy dental arch filament
Thickness is 0.02mm；Titanium alloy dental arch filament is passed through with the speed of 2m/s in inert gas, is dropped evenly to titanium alloy dental arch filament
Anticorrosive liquid, it is 1.5ml/min that anticorrosive liquid speed degree, which is added dropwise,；Finally, dental arch filament is dried, drying temperature is 50 DEG C, is done
Dry time 4h, obtains finished product dental arch filament.
Titanium alloy dental arch filament performance after the present embodiment solution treatment is as follows：Tensile strength Rm：1000MPa；Yield strength
Rp0.2：980MPa；Elongation percentage A：9%；Elastic modulus E：50GPa.
Embodiment two：
Select specification for the Ti-11Mo-5Zr-4Sn-3Nb titanium alloy hot-rolled rods of Φ 20mm, to titanium alloy hot rolled rod into
Row annealing, annealing temperature select 900 DEG C, and annealing time selects 30min, and the type of cooling is using air-cooled；By the titanium after annealing
Alloy bar material carries out low temperature on swager and forges, and is processed into titanium alloy wire materials, and temperature is selected as 300 DEG C, charging rate 5mm/s,
Pass deformation is less than 20%, obtains Φ 3mm titanium alloys and justifies silk.Then by MoS2It is uniformly applied with graphite emulsus mixed lubrication agent
In Φ 3mm titanium alloys circle silk table face, round silk is pulled out using circle die drawing, drawing speed is set as 400mm/min, and pass deformation is less than
15%, it obtains Φ 1.5mm by 3 passages and justifies silk, then to Φ 1.5mm circle silks through being cleaned by ultrasonic, and carry out intermediate annealing, it is intermediate
Annealing temperature is 800 DEG C, intermediate annealing time 10min, surface lubrication processing step before repeating, then pull out acquisition through 2 die drawings
Φ 1.0mm silk materials, follow the prescribed rules, until obtaining Φ 0.2mm titanium alloys justifies silk.Above-mentioned Φ 0.2mm titanium alloys circle silk is consolidated
It is molten, solid solution temperature be set as 850 DEG C, time 10min, the type of cooling use water cooling.Finally use volume parts ratio
HF：HNO3：H2O=10：20：70 solution carries out lightization processing, and the time of acid processing is 60 seconds, then abundant with clear water
It rinses.Using plating mode the coat of metal, metal layer thickness 0.03mm are prepared in titanium alloy dental arch filament；By titanium alloy tooth
Arch wire is passed through with the speed of 2m/s in inert gas, drops evenly anticorrosive liquid to titanium alloy dental arch filament, anticorrosive liquid speed is added dropwise
Degree is 1.5ml/min；Finally, dental arch filament is dried, drying temperature is 55 DEG C, and drying time 6h obtains finished product dental arch filament.
Titanium alloy dental arch filament performance after the present embodiment solution treatment is as follows：Tensile strength Rm：1100MPa；Yield strength
Rp0.2：992MPa；Elongation percentage A：8%；Elastic modulus E：52GPa.
The characteristics of present invention makes full use of beta titanium alloy intensity is low at a certain temperature, good-extensibility, revolves by low temperature
Forging increases deflection, reduces road sub-quantity, and carried out to low modulus high resiliency beta titanium alloy bar using multimode drawing equipment
Multimode drawing rationally controls the running parameter of drawing equipment in drawing process, while controlling titanium alloy pass deformation and lubrication
Condition through corresponding solution treatment, and passes through surface-brightening treatment process, is prepared into low modulus high resiliency beta titanium alloy dental arch
Silk, be it is a kind of it is simple for process, manufacture efficiency is high, the titanium alloy dental arch filament preparation method of good product effect.The present invention is in titanium alloy
Dental arch filament surface prepares one layer of coat of metal, can change the color and luster of titanium alloy dental arch filament, and product is made to disclosure satisfy that people's difference
Requirement；And corrosion-resistant treatments are carried out to titanium alloy dental arch filament, titanium alloy dental arch filament surface metal plating layer can be improved
Corrosion resistance enables dental arch filament to well adapt to environment in human mouth, improves dental arch filament coating service life.
Low modulus high elasticity beta Ti alloy dental arch filament made of preparation method of the present invention and stainless steel and NiTi dental arch filament phase
Than there is better biocompatibility, without nickel, copper, vanadium, chromium, the aluminum element for constituting harm to human body, in oral cavity ring
It is non-corrosive in border, no anaphylaxis, durable, securely and reliably；Compared with existing austenitic stainless steel dental arch filament, springform
Amount (about 50GPa) only has nearly the 1/4~1/3 of stainless steel dental arch filament (180~200GPa), elastical retraction range bigger, Neng Gou
The displacement that tooth is obtained in the range more broader than stainless steel dental arch filament, less adjusts or replaces dental arch during orthodontic
Silk rescues time and expense to reduce；Compared with existing austenitic stainless steel dental arch filament, with 800~1100MPa
Tensile strength, the tensile strength than 1600~2000MPa of stainless steel dental arch filament is much lower, so as to be avoided well due to not
The parodontium caused by the larger Orthodontic force of steel dental arch filament that becomes rusty damages and absorption of alveolar bone；Compared with existing NiTi dental arch filament, than
The tensile strength of 300~500MPa of NiTi dental arch filament is high, and Orthodontic force moderate strength can be directed to different crowds and deformity teeth
Degree obtains Orthodontic force appropriate and degree of displacement by changing the cross sectional shape and area of dental arch filament.
Above-described embodiment, only presently preferred embodiments of the present invention, is not used for limiting the scope of the present invention, therefore all with this
The equivalence changes that content is done described in invention claim should all be included within scope of the invention as claimed.
Claims (6)
1. a kind of preparation method of low modulus high resiliency beta titanium alloy dental arch filament, it is characterised in that：Include the following steps：
Step 1：Select the beta titanium alloy hot rolled rod of appropriate size；
Step 2：Annealing：Full annealing processing is carried out to titanium alloy hot rolled rod, selective annealing temperature is 850~900
DEG C, annealing time is 30~60min, and the type of cooling uses air-cooled or water cooling；
Step 3：Low temperature is swaged：It titanium alloy rod bar after annealing is carried out on swager to low temperature swages to be processed into titanium conjunction
Spun gold material, the temperature that selects to swage is 300~500 DEG C, and charging rate is 5~15mm/s, and pass deformation is 15~40%；
Step 4：Uniformly smear lubricant in titanium alloy wire materials surface after swaging to low temperature；
Step 5：Multimode drawing：Multimode time cold drawing is carried out to the titanium alloy wire materials through surface lubrication, until being drawn into required ruler
Very little titanium alloy dental arch filament, selects drawing speed for 300~600mm/min, and pass deformation is less than 15%, uses mold every time
2~5, the drawing decreasing dimensions amount of adjacent two mold is 0.1~0.2mm；Wherein, it is often needed after 1~3 mould time drawing
Titanium alloy wire materials are cleaned by ultrasonic, and carry out intermediate annealing process, intermediate anneal temperature is 800 DEG C~850 DEG C, when annealing
Between be 1~10min, after being then lubricated to titanium alloy wire materials surface, then carry out drawing next time；
Step 6：Finishing is handled：To the molding titanium alloy dental arch filament of drawing by metal cleaner and ultrasonic cleaning oil removing, and
Oxide layer processing is carried out by way of bright dipped finish；
Step 7：Solution treatment：Solution treatment is carried out to titanium alloy dental arch filament under vacuum, selects temperature for 800~850
DEG C, the time is 5~30min, and the type of cooling uses air-cooled or water cooling, and vacuum degree is≤5x10 when solution treatment-3MPa；
Step 8：Surface polishing treatment is carried out by the way of bright dipped finish to the titanium alloy dental arch filament after solution treatment, then
It is fully rinsed with clear water.
Step 9：By plating or hot-dip mode prepared by the coat of metal to the titanium alloy dental arch filament after surface treatment；
Step 10：Titanium alloy dental arch filament after coating is passed through in inert gas, it is equal to titanium alloy dental arch filament with certain speed
It is even that anticorrosive liquid is added dropwise, dental arch filament finished product is obtained after vacuum drying.
2. the preparation method of low modulus high resiliency beta titanium alloy dental arch filament according to claim 1, it is characterised in that：On
It states the lubricant described in step 4 and five and uses MoS2With graphite emulsus mixed lubrication agent, MoS2With the mixing quality of aquadag
Portion rate is MoS2：Graphite=80~85：15~20.
3. the preparation method of low modulus high resiliency beta titanium alloy dental arch filament according to claim 1, it is characterised in that：On
It states and uses circle mould or rectangular mold that titanium alloy wire materials are drawn into cross section as round or rectangle titanium alloy dental arch filament in step 5.
4. the preparation method of low modulus high resiliency beta titanium alloy dental arch filament according to claim 1, it is characterised in that：On
It is to use volume parts ratio for HF to state the bright dipped finish described in step 6 and eight：HNO3：H2O=10：20：70 solution into
The time of row, pickling processes is 10~80 seconds.
5. the preparation method of low modulus high resiliency beta titanium alloy dental arch filament according to claim 1, it is characterised in that：On
It states when preparing coating to titanium alloy dental arch filament using plating or hot-dip in step 9, different gold is obtained by adjusting preparation process
Belong to thickness of coating, the thickness of coating is 0.02~0.04mm.
6. the preparation method of low modulus high resiliency beta titanium alloy dental arch filament according to claim 1, it is characterised in that：On
It states in step 10, the speed that titanium alloy dental arch filament is passed through to inert gas is 1~2m/s, described uniformly to be dripped to titanium alloy dental arch filament
It is 1.5~2.5ml/min to add the speed of anticorrosive liquid；The anticorrosive liquid be polyacrylate, tannic acid, sodium potassium tartrate tetrahydrate,
Indium sulfate is with 8:6:3:Manufactured solution after 2 weight ratio mixing, the vacuum drying vacuum degree are 3~5x10-3MPa, institute
It is 50~55 DEG C to state drying temperature, 4~9h of drying time.
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| CN109549717A (en) * | 2018-11-19 | 2019-04-02 | 深圳市倍康美医疗电子商务有限公司 | A kind of utility arch manufacturing method and system |
| CN110280619A (en) * | 2019-05-21 | 2019-09-27 | 江苏图南合金股份有限公司 | A kind of high temperature alloy bar silk material preparation method |
| CN110976536A (en) * | 2019-12-30 | 2020-04-10 | 上海埃蒙迪材料科技股份有限公司 | Method for processing nickel-titanium shape memory alloy wire |
| CN111687235A (en) * | 2020-04-20 | 2020-09-22 | 成都先进金属材料产业技术研究院有限公司 | Method for improving yield of titanium alloy wire |
| CN111715817A (en) * | 2020-04-20 | 2020-09-29 | 成都先进金属材料产业技术研究院有限公司 | Method for improving rotary forging yield of titanium alloy wire |
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| CN113210448A (en) * | 2021-05-17 | 2021-08-06 | 西北有色金属研究院 | Cold drawing preparation method of TB9 titanium alloy disc wire with lubricating coating |
| CN113210448B (en) * | 2021-05-17 | 2022-06-03 | 西北有色金属研究院 | Cold drawing preparation method of TB9 titanium alloy disc wire with lubricating coating |
| CN115026232A (en) * | 2022-06-23 | 2022-09-09 | 西北工业大学 | Half-mode drawing method of high-strain hardening index cobalt-nickel-based alloy wire |
| CN115845128A (en) * | 2022-12-12 | 2023-03-28 | 江阴法尔胜泓昇不锈钢制品有限公司 | Titanium alloy rope for orthopedic internal fixation system and preparation process thereof |
| CN115845128B (en) * | 2022-12-12 | 2024-03-08 | 江阴法尔胜泓昇不锈钢制品有限公司 | Titanium alloy rope for orthopedic internal fixation system and preparation process thereof |
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