CN106270882B - Titanium-plated Al in artificial retina2O3Method for connecting ceramic and titanium ring - Google Patents
Titanium-plated Al in artificial retina2O3Method for connecting ceramic and titanium ring Download PDFInfo
- Publication number
- CN106270882B CN106270882B CN201610687521.8A CN201610687521A CN106270882B CN 106270882 B CN106270882 B CN 106270882B CN 201610687521 A CN201610687521 A CN 201610687521A CN 106270882 B CN106270882 B CN 106270882B
- Authority
- CN
- China
- Prior art keywords
- titanium
- ceramic
- plated
- ring
- foil
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/008—Soldering within a furnace
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/20—Preliminary treatment of work or areas to be soldered, e.g. in respect of a galvanic coating
- B23K1/206—Cleaning
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Materials For Medical Uses (AREA)
- Prostheses (AREA)
Abstract
The invention relates to a titanium-plated Al in artificial retina2O3The method for connecting ceramic and titanium ring includes first plating the titanium ring to be connectedTitanium Al2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 5-10 min; then placing the Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3An assembly part of ceramic/Ti foil/titanium ring is placed in a vacuum heating furnace, the applied pressure is 1 MPa-10 MPa, and when the vacuum degree reaches (1.3-2.0) x 10‑3When Pa is needed, controlling the heating rate to be 10 ℃/min-30 ℃/min, heating to 850-1150 ℃, then preserving heat for 30-120 min, then controlling the cooling rate to be 3-10 ℃/min, cooling to 300 ℃, and then cooling along with the furnace, thus finishing the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring. The titanium-plated Al obtained by the invention2O3The ceramic/titanium ring joint has compact structure and good air tightness.
Description
Technical Field
The invention belongs to the technical field of welding, and particularly relates to titanium-plated Al in artificial retina2O3A method for connecting ceramic and a titanium ring.
Background
Titanium and titanium alloys have been widely used in various fields because of their high strength, good corrosion resistance and heat resistance. Al (Al)2O3The ceramic has better mechanical strength, high temperature resistance and stable chemical property, so that Al is ensured2O3The ceramic is widely applied in the fields of medicine, chemical engineering, electronic components, vacuum devices and the like. Titanium and titanium alloy and Al2O3Ceramic joining structures are also commonly used in some critical structures.
Artificial retinas replace the nonfunctional retina with electronics, and use electric current to stimulate the still intact optic nerve, helping the user to obtain basic vision. One of the important structures is titanium-plated Al2O3The ceramic and titanium ring connecting structure realizes reliable connection of the ceramic and the titanium ring, so that the structure has better air tightness and meets the requirement of biocompatibilityIt is very important.
Currently, vacuum diffusion welding and brazing are the most common methods for achieving ceramic to metal connections. Aiming at the titanium-plated Al in the artificial retina structure2O3The connection structure of the ceramic and the titanium ring is difficult to realize by ensuring that the brazing filler metal has biocompatibility, namely is nontoxic and harmless to a human body, and realizing the brazing process at a relatively low temperature.
Disclosure of Invention
The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a method which is simple in process and reliable in connection and adopts Ti foil to plate titanium and Al in artificial retina2O3A method for connecting ceramic and a titanium ring.
The technical scheme adopted by the invention for solving the technical problems is as follows: titanium-plated Al in artificial retina2O3The connecting method of the ceramic and the titanium ring is characterized in that: which comprises the following steps:
plating titanium Al to be connected2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 5-10 min;
secondly, placing Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3The ceramic/Ti foil/titanium ring assembly part is characterized in that the thickness of the Ti foil is 10-120 mu m;
placing the assembly part obtained in the step (II) in a vacuum heating furnace, and applying pressure of 1-10 MPa until the vacuum degree reaches (1.3-2.0) x 10-3When Pa is needed, electrifying and heating, controlling the heating rate to be 10-30 ℃/min, heating to 850-1150 ℃, then preserving heat for 30-120 min, controlling the cooling rate to be 3-10 ℃/min, cooling to 300 ℃, and then cooling along with the furnace to finish the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring.
Further, the thickness of the Ti foil in the step (two) is 50 μm.
Further, the pressure applied in the step (III) is 4MPa, and the vacuum degree of the vacuum heating furnace is 1.5 multiplied by 10-3Pa, controlling the temperature rise rateThe temperature is raised to 950 ℃ at the rate of 20 ℃/min, the heat preservation time is 60min, and the cooling speed is 5 ℃/min.
The invention selects Ti foil as an intermediate layer which can be mixed with Al2O3The titanium plating layer and the titanium ring on the surface of the ceramic form good physical and chemical compatibility, and the metallurgical bonding of the interface is realized under the action of process parameters such as proper connection temperature, pressure, heat preservation time and the like, so that a joint with compact interface structure and better connection strength is formed. According to the invention, the brazing temperature is controlled to be 850-1150 ℃, the heat preservation time is controlled to be 30-120 min, and the applied pressure is controlled to be 1-10 MPa, so that the thickness of a reaction layer and the distribution of reaction phases in the joint are controlled, the purpose of controlling the structure and the performance of the joint is further achieved, and the aim of controlling the titanium-plated Al is successfully achieved2O3The ceramic is connected to the titanacycle and a reliable joint is obtained. Titanium-plated Al in the invention2O3Successful connection of the ceramic to the titanacycle can be used to plate titanium Al2O3The connecting structure of the ceramic and the titanium ring is used for implanting medical precise components, such as artificial retina structures, can effectively promote the application and popularization of the products, and has great application prospect.
Detailed Description
Titanium-plated Al in artificial retina2O3A method of joining a ceramic and a titanacycle comprising the steps of:
plating titanium Al to be connected2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 5-10 min;
secondly, placing Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3The ceramic/Ti foil/titanium ring assembly part comprises a ceramic/Ti foil/titanium ring assembly part, wherein the Ti foil is 10-120 mu m thick and 99.99% pure;
placing the assembly part obtained in the step (II) in a vacuum heating furnace, and applying pressure of 1-10 MPa until the vacuum degree reaches (1.3-2.0) x 10-3When Pa is needed, the mixture is electrified and heated, the temperature rising speed is controlled to be 10 ℃/min-30 ℃/min, the temperature is raised to 850 ℃ to 1150 ℃, then the temperature is kept for 30 min-120min, the cooling speed is controlled to be 3 ℃/min-10 ℃/min, the mixture is cooled to 300 ℃, and then the mixture is heated along with the temperatureCooling the furnace to finish the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring.
The invention adopts a diffusion connection method, adopts Ti foil as an intermediate layer and can be connected with Al2O3The titanium plating layer and the titanium ring on the surface of the ceramic form good physical and chemical compatibility, and the metallurgical bonding of the interface is realized under the action of process parameters such as proper connection temperature, pressure, heat preservation time and the like, so that a joint with compact interface structure and better connection strength is formed. The diffusion bonding can realize the titanium plating of Al2O3The ceramic is tightly connected with the titanium ring, and the biocompatibility of the welding joint can be ensured. The invention adopts Ti foil to realize the titanium Al plating2O3The connection of the ceramic and the titanium ring is realized by controlling the brazing temperature to 850-1150 ℃, the heat preservation time to 30-120 min and the applied pressure to 1-10 MPa to control the thickness of a reaction layer and the distribution of reaction phases in the joint, thereby achieving the purpose of controlling the structure and the performance of the joint and successfully realizing the aim of titanium-plated Al2O3The ceramic is connected to the titanacycle and a reliable joint is obtained. Titanium-plated Al in the invention2O3Successful connection of the ceramic to the titanacycle can be used to plate titanium Al2O3The connecting structure of the ceramic and the titanium ring is used for implanting medical precise components, such as artificial retina structures, can effectively promote the application and popularization of the products, and has great application prospect.
The invention is further described with reference to the following examples. The technical solution of the present invention is not limited to the specific embodiments listed below, and includes any combination of the specific embodiments.
Example 1: titanium-plated Al in artificial retina2O3A method of joining a ceramic and a titanacycle comprising the steps of:
plating titanium Al to be connected2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 10 min;
secondly, placing Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3Assembly of ceramic/Ti foil/titanium ring, whereinThe thickness of the Ti foil is 50 μm, and the purity is 99.99%;
thirdly, placing the assembly obtained in the second step into a vacuum heating furnace, and applying pressure of 4MPa until the vacuum degree reaches 1.5 multiplied by 10-3When Pa is needed, electrifying and heating, controlling the heating rate to be 20 ℃/min, heating to 950 ℃, then preserving heat for 60min, controlling the cooling rate to be 5 ℃/min, cooling to 300 ℃, and then cooling along with the furnace to finish the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring.
The invention adopts Ti foil to successfully realize the titanium Al plating2O3The connection of the ceramic and the titanium ring controls the combination degree of the interface by controlling the brazing temperature, the heat preservation time and the applied pressure, thereby achieving the purpose of controlling the structure and the performance of the joint and successfully realizing the titanium plating of Al2O3The ceramic is connected to the titanacycle and a reliable joint is obtained.
Example 2: titanium-plated Al in artificial retina2O3A method of joining a ceramic and a titanacycle comprising the steps of:
plating titanium Al to be connected2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 5 min;
secondly, placing Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3The assembly of the ceramic/Ti foil/titanium ring is characterized in that the thickness of the Ti foil is 10 mu m, and the purity of the Ti foil is 99.99 percent;
thirdly, placing the assembly obtained in the second step into a vacuum heating furnace, and applying pressure of 1MPa until the vacuum degree reaches 2.0 multiplied by 10-3When Pa is needed, the titanium-plated Al is electrified and heated, the temperature rise speed is controlled to be 30 ℃/min, the temperature is raised to 850 ℃, then the temperature is kept for 120min, the cooling speed is controlled to be 3 ℃/min, the temperature is cooled to 300 ℃, and then the titanium-plated Al is cooled along with the furnace, thus finishing the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring.
The invention adopts Ti foil to successfully realize the titanium Al plating2O3The connection of the ceramic and the titanium ring controls the combination degree of the interface by controlling the brazing temperature, the heat preservation time and the applied pressure,thereby achieving the purpose of controlling the structure and the performance of the joint and successfully realizing the titanium plating of Al2O3The ceramic is connected to the titanacycle and a reliable joint is obtained.
Example 3: titanium-plated Al in artificial retina2O3A method of joining a ceramic and a titanacycle comprising the steps of:
plating titanium Al to be connected2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 8 min;
secondly, placing Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3The assembly of the ceramic/Ti foil/titanium ring is characterized in that the thickness of the Ti foil is 120 mu m, and the purity of the Ti foil is 99.99 percent;
thirdly, placing the assembly obtained in the second step into a vacuum heating furnace, and applying pressure of 10MPa until the vacuum degree reaches 1.3 multiplied by 10-3When Pa is needed, electrifying and heating, controlling the heating rate to be 10 ℃/min, heating to 1150 ℃, then preserving heat for 30min, controlling the cooling rate to be 10 ℃/min, cooling to 300 ℃, and then cooling along with the furnace to finish the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring.
The invention adopts Ti foil to successfully realize the titanium Al plating2O3The connection of the ceramic and the titanium ring controls the combination degree of the interface by controlling the brazing temperature, the heat preservation time and the applied pressure, thereby achieving the purpose of controlling the structure and the performance of the joint and successfully realizing the titanium plating of Al2O3The ceramic is connected to the titanacycle and a reliable joint is obtained.
Example 4: titanium-plated Al in artificial retina2O3A method of joining a ceramic and a titanacycle comprising the steps of:
plating titanium Al to be connected2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 5-10 min;
secondly, placing Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3Assembly of ceramic/Ti foil/titanium ringThe thickness of the Ti foil is 10-120 mu m, and the purity is 99.99%;
thirdly, placing the assembly obtained in the second step into a vacuum heating furnace, and applying the pressure of 8MPa until the vacuum degree reaches 1.8 multiplied by 10-3When Pa is needed, electrifying and heating, controlling the heating rate to be 25 ℃/min, heating to 1000 ℃, then preserving heat for 70min, controlling the cooling rate to be 8 ℃/min, cooling to 300 ℃, and then cooling along with the furnace to finish the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring.
The invention adopts Ti foil to successfully realize the titanium Al plating2O3The connection of the ceramic and the titanium ring controls the combination degree of the interface by controlling the brazing temperature, the heat preservation time and the applied pressure, thereby achieving the purpose of controlling the structure and the performance of the joint and successfully realizing the titanium plating of Al2O3The ceramic is connected to the titanacycle and a reliable joint is obtained.
Claims (1)
1. Titanium-plated Al in artificial retina2O3The connecting method of the ceramic and the titanium ring is characterized in that: which comprises the following steps:
plating titanium Al to be connected2O3Putting the ceramic and the titanium ring into acetone for ultrasonic cleaning for 8 min;
secondly, placing Ti foil on the titanium-plated Al to be connected2O3Titanium-plated Al is assembled between the connecting surfaces of the ceramic and the titanium ring2O3The assembly of the ceramic/Ti foil/titanium ring, wherein the thickness of the Ti foil is 10um-50 um;
thirdly, placing the assembly obtained in the second step into a vacuum heating furnace, and applying pressure of 1MPa-4MPa until the vacuum degree reaches 1.8 multiplied by 10-3When Pa, electrifying and heating, controlling the heating rate to be 20 ℃/min, heating to 850-950 ℃, then preserving heat for 60-120 min, then controlling the cooling rate to be 8 ℃/min, cooling to 300 ℃, and then cooling along with the furnace to finish the titanium-plated Al2O3And (3) connecting the ceramic with the titanium ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610687521.8A CN106270882B (en) | 2016-08-19 | 2016-08-19 | Titanium-plated Al in artificial retina2O3Method for connecting ceramic and titanium ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610687521.8A CN106270882B (en) | 2016-08-19 | 2016-08-19 | Titanium-plated Al in artificial retina2O3Method for connecting ceramic and titanium ring |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106270882A CN106270882A (en) | 2017-01-04 |
| CN106270882B true CN106270882B (en) | 2020-03-24 |
Family
ID=57661286
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610687521.8A Active CN106270882B (en) | 2016-08-19 | 2016-08-19 | Titanium-plated Al in artificial retina2O3Method for connecting ceramic and titanium ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106270882B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106862695B (en) * | 2017-04-18 | 2019-03-26 | 深圳先进技术研究院 | The soldering method for sealing of aluminum oxide ceramic substrate and Ti ring based on artificial retina implant devices |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0337164A (en) * | 1989-07-05 | 1991-02-18 | Fujitsu Ltd | Ceramics-metal composite material |
| JP2941382B2 (en) * | 1990-08-07 | 1999-08-25 | 山九株式会社 | Ceramic-metal bonded body and method of manufacturing the same |
| JP3063176B2 (en) * | 1991-02-05 | 2000-07-12 | 株式会社日本自動車部品総合研究所 | Ceramic substrate having bonding layer with metal and method of manufacturing the same |
| CN100434224C (en) * | 2005-06-09 | 2008-11-19 | 山东大学 | Diffusion and connection method for ceramic and steel by adding active intermediate alloy |
| CN100358667C (en) * | 2005-11-08 | 2008-01-02 | 西北工业大学 | Carbon/silicon carbide composite material instant liquid phase dispersion welding method |
| CN101890590B (en) * | 2010-07-01 | 2012-07-25 | 哈尔滨工业大学 | Composite soldering material for soldering titanium alloy and ceramic and method for soldering by using same |
| CN102699558A (en) * | 2012-06-29 | 2012-10-03 | 哈尔滨工业大学 | Flexible composite middle layer brazing alloy and method of utilizing brazing ceramic and metal |
| CN105598542B (en) * | 2016-01-21 | 2018-01-16 | 哈尔滨工业大学（威海） | Al in a kind of artificial retina2O3Ceramics and titanacycle soldering method for sealing |
| CN105537712A (en) * | 2016-01-28 | 2016-05-04 | 北京航空航天大学 | Ceramic and metal brazing composite component and preparing method thereof |
| CN105562869B (en) * | 2016-03-04 | 2017-11-03 | 哈尔滨工业大学 | One kind uses the solder brazing Ti of BNi 22The method of AlC ceramics and metallic nickel or nickel alloy |
-
2016
- 2016-08-19 CN CN201610687521.8A patent/CN106270882B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN106270882A (en) | 2017-01-04 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106583899B (en) | Multistage resistance spot welding method for being laminated with the workpiece of adjacent steel workpiece and aluminium workpiece | |
| CN105598542B (en) | Al in a kind of artificial retina2O3Ceramics and titanacycle soldering method for sealing | |
| US9610451B2 (en) | Direct integration of feedthrough to implantable medical device housing using a gold alloy | |
| CN101333116B (en) | Method of Brazing ceramic and ceramic-based composite material with titan alloy | |
| CN106270882B (en) | Titanium-plated Al in artificial retina2O3Method for connecting ceramic and titanium ring | |
| CN113020772B (en) | Low-temperature rapid diffusion welding method for titanium alloy | |
| JP2008194463A (en) | Direct pressurization for joining porous coating to substrate material used in orthopedic implant | |
| CN107414279A (en) | A kind of connection method for slab TiNi alloy and titanium alloy dissimilar materials | |
| CN105728981A (en) | Brazing filler metal for welding Si3N4 ceramic-stainless steel and brazing method thereof | |
| CN105821247A (en) | High-strength and low-modulus beta titanium alloy raw material directly used for 3D printing and preparation method and application thereof | |
| CN109877424A (en) | G115 small-bore pipe heating wire TIG welding method | |
| CN105541368B (en) | One kind is using AuPd solders to Al2O3Ceramics and the method for welding of titanacycle | |
| CN101403097B (en) | Method for high-temperature alloy vacuum diffusion connection with film as intermediate coat | |
| KR101656723B1 (en) | Feedthrough making method | |
| CN101392363B (en) | Method for diffusion connecting titanium alloy at low temperature and vacuum | |
| CN105779999B (en) | A kind of material of high mechanical strength part | |
| CN106365668A (en) | Al2O3 ceramic and titanium ring diffusion connection method | |
| CN105948779A (en) | Preparation method of silicon nitride ceramic/metal composite plate | |
| CN107641726A (en) | A kind of TC4 titanium alloys and preparation method thereof | |
| CN115302033B (en) | Low-temperature indirect brazing method for zirconia ceramic and titanium alloy | |
| CN106346098A (en) | Connection method for gold-plated Al2O3 ceramic and gold-plated titanium ring in artificial retina | |
| CN110722234B (en) | Nickel titanium base alloy low-temperature connecting joint and preparation method thereof | |
| CN106181113A (en) | A kind of soldering composite aluminium alloy solder silk and preparation method thereof | |
| CN109550077B (en) | Preparation method of medical Ti6Al4V artificial implant | |
| CN112656993A (en) | Composite film of blood vessel stent and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |