CN112410700A - Heat treatment device for elastic titanium-nickel alloy glasses leg linear blank - Google Patents
Heat treatment device for elastic titanium-nickel alloy glasses leg linear blank Download PDFInfo
- Publication number
- CN112410700A CN112410700A CN202011418025.5A CN202011418025A CN112410700A CN 112410700 A CN112410700 A CN 112410700A CN 202011418025 A CN202011418025 A CN 202011418025A CN 112410700 A CN112410700 A CN 112410700A
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- Prior art keywords
- heat
- protective gas
- glass tube
- resistant glass
- nickel alloy
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- 239000011521 glass Substances 0.000 title claims abstract description 82
- 238000010438 heat treatment Methods 0.000 title claims abstract description 35
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 title claims abstract description 24
- 229910000990 Ni alloy Inorganic materials 0.000 title claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 65
- 230000000903 blocking effect Effects 0.000 claims description 32
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 3
- 239000004917 carbon fiber Substances 0.000 claims description 3
- 210000001503 joint Anatomy 0.000 claims description 2
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 6
- 239000007789 gas Substances 0.000 description 58
- 238000007599 discharging Methods 0.000 description 6
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 241000883990 Flabellum Species 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000004177 elastic tissue Anatomy 0.000 description 2
- 239000002657 fibrous material Substances 0.000 description 2
- 210000001161 mammalian embryo Anatomy 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910001285 shape-memory alloy Inorganic materials 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Images
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/26—Methods of annealing
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/34—Methods of heating
- C21D1/42—Induction heating
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D1/00—General methods or devices for heat treatment, e.g. annealing, hardening, quenching or tempering
- C21D1/74—Methods of treatment in inert gas, controlled atmosphere, vacuum or pulverulent material
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
- C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
- C21D9/52—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length
- C21D9/525—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for wires; for strips ; for rods of unlimited length for wire, for rods
-
- 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
- C22F1/006—Resulting in heat recoverable alloys with a memory effect
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Abstract
The utility model provides a heat treatment device of elasticity titanium-nickel alloy glasses leg line type base material, heat treatment device includes heat-resisting glass pipe, high frequency coil and protective gas introducing device, heat-resisting glass pipe is vertical setting, and is equipped with the through-hole along the axial, and this through-hole includes feed inlet and discharge gate, high frequency coil twines in heat-resisting glass pipe periphery, protective gas introducing device and through-hole intercommunication. The high-frequency coil is wound on the heat-resistant glass tube and is heated, so that the environment temperature in the through hole serving as a linear blank passing path meets the heat treatment requirement. And arranging a protective gas introducing device, and introducing protective gas into the through hole of the heat-resistant glass tube from the air hole on the heat-resistant glass tube so that the linear blank is protected by the protective gas when passing through the through hole.
Description
Technical Field
The invention relates to the technical field of production and processing of glasses, in particular to a heat treatment device for a linear blank of an elastic titanium-nickel alloy glasses leg.
Background
In the prior art, after a wire drawing process, when annealing heat treatment is performed before rolling, a wire-type blank of an elastic titanium-nickel alloy glasses leg made of a titanium-nickel (TiNi) shape memory alloy material is usually placed on a tray or a conveyor belt and subjected to heat treatment in a heat treatment furnace. Because the heating temperature can reach 350-400 ℃ generally, and the heating time is short, the contact surface hinders the heat conduction under the influence of the contact surface of the linear blank and the tray or the conveyor belt, the linear blank is often heated unevenly, the heat treatment effect is influenced, and the elasticity of the glasses legs processed by the subsequent rolling is poor.
Disclosure of Invention
The invention provides an improved heat treatment device for elastic titanium-nickel alloy glasses leg linear blanks, aiming at solving the technical defects.
The technical scheme of the invention is as follows: the utility model provides a heat treatment device of elasticity titanium-nickel alloy glasses leg line type base material, heat treatment device includes heat-resisting glass pipe, high frequency coil and protective gas introducing device, heat-resisting glass pipe is vertical setting, and is equipped with the through-hole along the axial, and this through-hole includes feed inlet and discharge gate, high frequency coil twines in heat-resisting glass pipe periphery, protective gas introducing device and through-hole intercommunication.
The invention further comprises the following steps: the protective gas introducing device is arranged on one side of a discharge port of the heat-resistant glass tube, is sleeved on the periphery of the heat-resistant glass tube and comprises a port in butt joint with a gas source tube of the protective gas, and the port is communicated with a gas hole formed in the wall of the heat-resistant glass tube.
The invention further comprises the following steps: the protective gas introducing device is sleeved on the periphery of the heat-resistant glass tube, and a heat-resistant layer is arranged between the protective gas introducing device and the outer wall of the heat-resistant glass tube.
The invention further comprises the following steps: and a protective gas flow blocking device is arranged at the feed inlet of the heat-resistant glass tube and used for blocking the protective gas from flowing out of the feed inlet.
The invention further comprises the following steps: and a discharge port of the heat-resistant glass tube is provided with a protective gas flow blocking device, and the protective gas flow blocking device blocks the protective gas from flowing out of the discharge port.
The invention further comprises the following steps: the feed inlet and the discharge outlet are both provided with a protective gas flow blocking device, and the protective gas flow blocking devices block the feed inlet and the discharge outlet.
The invention further comprises the following steps: the protective gas flow blocking device is sleeved on the periphery of the heat-resistant glass tube, and a heat-resistant layer is arranged between the protective gas flow blocking device and the outer wall of the heat-resistant glass tube.
The invention further comprises the following steps: the protective gas flow resisting device comprises a blocking surface blocked at the mouth of the heat-resistant glass tube, and the blocking surface consists of at least 3 movably-opened fan-shaped sheets.
The invention further comprises the following steps: the fan-shaped pieces are made of elastic carbon fibers.
The invention has the beneficial effects that: according to the heat treatment device for the linear blank of the elastic titanium-nickel alloy glasses leg, the heat-resistant glass tube is vertically arranged, the linear blank to be treated enters from the feeding hole of the heat-resistant glass tube and is heated according to the preset heating temperature and heating time, then the linear blank freely falls out from the discharging hole of the heat-resistant glass tube, the linear blank is not contacted with the wall of the heat-resistant glass tube when being heated and heat-insulated, and the problem that the linear blank is not uniformly heated due to the fact that the linear blank is contacted with the heating heat-insulating cavity is solved.
The protective gas flow blocking devices are arranged at the feeding hole and the discharging hole of the heat-resistant glass tube, so that the protective gas can be well kept in the heat-resistant glass tube, and the heat treatment effect of the linear blank of the elastic titanium-nickel alloy glasses leg is better. And in the blocking surface that the gas choked flow device set up, the flabellum utilizes the characteristic of its own elastic fiber material, can obtain opening, recovering, when the line type embryo material of handling contacted the flabellum, receive its extrusion, the flabellum is opened, supplies line type embryo material to get into or withdraw from, and the flabellum resumes by oneself afterwards, blocks the gaseous outflow.
The high-frequency coil is wound on the heat-resistant glass tube and is heated, so that the environment temperature in the through hole serving as a linear blank passing path meets the heat treatment requirement.
And arranging a protective gas introducing device, introducing protective gas into the through hole of the heat-resistant glass tube from the air hole on the heat-resistant glass tube, so that the linear blank is protected by the protective gas when passing through the through hole, wherein the protective gas usually adopts gas which does not react with the processed material and commonly adopts nitrogen, argon and the like.
In addition, the heat treatment device for the elastic titanium-nickel alloy glasses leg linear blank has the advantages of simple structure, low equipment cost, transparency of the heat-resistant glass tube, convenience in observing the heating condition, easiness in operation and high efficiency.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention 1;
FIG. 2 is a block diagram of an embodiment of the present invention 2;
FIG. 3 illustrates the flow blocking of the shielding gas flow device according to an embodiment of the present invention;
11-heat-resistant glass tube, 12-high-frequency coil, 13-protective gas introducing device, 14-interface, 16-protective gas flow resisting device, 17-heat-resistant layer, 19-fan-shaped sheet, 112-through hole, 113-feeding hole and 114-discharging hole.
Detailed Description
Referring to fig. 1-3, the heat treatment device for the elastic titanium-nickel alloy glasses leg linear blank comprises a heat-resistant glass tube 11, a high-frequency coil 12 and a protective gas introducing device 13, wherein the heat-resistant glass tube 11 is vertically arranged and is provided with a through hole 112 along an axial direction, the through hole 112 comprises a feeding hole 113 and a discharging hole 114, the high-frequency coil 12 is wound on the outer circumferential surface of the heat-resistant glass tube 11, and the protective gas introducing device 13 is communicated with the through hole 112.
The protective gas introducing device 13 is arranged on one side of the discharge hole 114 of the heat-resistant glass tube 11, is sleeved on the periphery of the heat-resistant glass tube 11, and comprises a port 14 butted with a gas source tube of protective gas, and the port is communicated with a gas hole arranged on the tube wall of the heat-resistant glass tube 11.
The invention further comprises the following steps: the protective gas introducing device 13 is sleeved on the periphery of the heat-resistant glass tube 11, and a heat-resistant layer 17 is arranged between the protective gas introducing device 13 and the outer wall of the heat-resistant glass tube 11.
A protective gas flow-blocking device 16 is arranged at the feed opening 113 of the heat-resistant glass tube 11, and the protective gas flow-blocking device 16 blocks the protective gas from flowing out of the feed opening 113.
A protective gas flow-blocking device 16 is arranged at the discharge opening 114 of the heat-resistant glass tube 11, and the protective gas flow-blocking device 16 blocks the protective gas from flowing out of the discharge opening 114.
The protective gas flow blocking devices 16 are disposed at the feed port 113 and the discharge port 114, and the protective gas flow blocking devices 16 block the feed port 113 and the discharge port 114.
The protective gas flow blocking device 16 is sleeved on the periphery of the heat-resistant glass tube 11, and a heat-resistant layer 17 is arranged between the protective gas flow blocking device 16 and the outer wall of the heat-resistant glass tube 11.
The shielding gas flow-resisting device 16 comprises a blocking surface blocked at the orifice of the heat-resisting glass tube 11, and the blocking surface is composed of at least 3 movably-opened fan-shaped sheets 19.
The fan-shaped blades 19 are made of elastic carbon fiber.
In the heat treatment device for the linear blank of the elastic titanium-nickel alloy glasses leg, the heat-resistant glass tube 11 is vertically arranged, the linear blank to be treated enters from the feeding hole 113, is heated according to the preset heating temperature and heating time and then freely falls out from the discharging hole 114, and the linear blank does not contact the wall of the heat-resistant glass tube 11 when being heated and insulated, so that the problem of uneven heating caused by the contact surface between the linear blank and the heating and insulating cavity is solved.
The protective gas flow blocking devices 16 are arranged at the feeding hole 113 and the discharging hole 114 of the heat-resistant glass tube 11, so that the protective gas can be excellently kept in the heat-resistant glass tube 11, and the heat treatment effect of the elastic titanium-nickel alloy glasses leg linear blank is better. In the blocking surface of the gas flow blocking device, the fan-shaped sheet 19 can be opened and restored by utilizing the characteristic of the elastic fiber material of the fan-shaped sheet 19, when the processed linear blank is contacted with the fan-shaped sheet 19, the linear blank is extruded by the fan-shaped sheet 19, the fan-shaped sheet 19 is opened to allow the linear blank to enter or exit, and then the fan-shaped sheet 19 automatically restores to block the gas from flowing out.
The high-frequency coil 12 is wound around the heat-resistant glass tube 11 and heated to reach the heat treatment requirement at the ambient temperature in the through hole 112 serving as the passage of the linear blank.
And arranging a protective gas introducing device, introducing protective gas into the through hole 112 of the heat-resistant glass tube 11 from the air hole on the heat-resistant glass tube 11, so that the linear blank is protected by the protective gas when passing through the through hole 112, wherein the protective gas is usually gas which does not react with the processed material, and commonly used gas is nitrogen, argon and the like.
In addition, the heat treatment device for the elastic titanium-nickel alloy glasses leg linear blank has the advantages of simple structure, low equipment cost, transparency of the heat-resistant glass tube 11, convenience in observing the heating condition, easiness in operation and high efficiency.
Claims (9)
1. A heat treatment device for elastic titanium-nickel alloy glasses leg linear blanks is characterized in that: the heat treatment device comprises a heat-resistant glass tube, a high-frequency coil and a protective gas introduction device, wherein the heat-resistant glass tube is vertically arranged, a through hole is formed in the heat-resistant glass tube in the axial direction, the through hole comprises a feed inlet and a discharge outlet, the high-frequency coil is wound on the outer peripheral surface of the heat-resistant glass tube, and the protective gas introduction device is communicated with the through hole.
2. The apparatus for heat-treating a wire-type blank for a spectacle arm made of elastic titanium-nickel alloy as set forth in claim 1, wherein: the protective gas introducing device is arranged on one side of a discharge port of the heat-resistant glass tube, is sleeved on the periphery of the heat-resistant glass tube and comprises a port in butt joint with a gas source tube of the protective gas, and the port is communicated with a gas hole formed in the wall of the heat-resistant glass tube.
3. The apparatus for heat-treating a wire-type blank for a spectacle arm made of elastic titanium-nickel alloy as set forth in claim 2, wherein: the protective gas introducing device is sleeved on the periphery of the heat-resistant glass tube, and a heat-resistant layer is arranged between the protective gas introducing device and the outer wall of the heat-resistant glass tube.
4. The apparatus for heat-treating a wire-type blank for a spectacle arm made of elastic titanium-nickel alloy as set forth in claim 3, wherein: and a protective gas flow blocking device is arranged at the feed inlet of the heat-resistant glass tube and used for blocking the protective gas from flowing out of the feed inlet.
5. The apparatus for heat-treating a wire-type blank for a spectacle arm made of elastic titanium-nickel alloy as set forth in claim 3, wherein: and a discharge port of the heat-resistant glass tube is provided with a protective gas flow blocking device, and the protective gas flow blocking device blocks the protective gas from flowing out of the discharge port.
6. The apparatus for heat-treating a wire-type blank for a spectacle arm made of elastic titanium-nickel alloy as set forth in claim 3, wherein: the feed inlet and the discharge outlet are both provided with a protective gas flow blocking device, and the protective gas flow blocking devices block the feed inlet and the discharge outlet.
7. The apparatus for heat-treating an elastic wire-type blank for a spectacle arm made of titanium-nickel alloy according to claim 4, 5 or 6, wherein: the protective gas flow blocking device is sleeved on the periphery of the heat-resistant glass tube, and a heat-resistant layer is arranged between the protective gas flow blocking device and the outer wall of the heat-resistant glass tube.
8. The apparatus for heat-treating a wire-type blank for a spectacle arm made of elastic titanium-nickel alloy as set forth in claim 7, wherein: the protective gas flow resisting device comprises a blocking surface blocked at the mouth of the heat-resistant glass tube, and the blocking surface consists of at least 3 movably-opened fan-shaped sheets.
9. The apparatus for heat-treating a wire-type blank for a spectacle arm made of elastic titanium-nickel alloy as set forth in claim 7, wherein: the fan-shaped pieces are made of elastic carbon fibers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418025.5A CN112410700B (en) | 2020-12-07 | 2020-12-07 | Heat treatment device for linear blank material of elastic titanium-nickel alloy glasses leg |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011418025.5A CN112410700B (en) | 2020-12-07 | 2020-12-07 | Heat treatment device for linear blank material of elastic titanium-nickel alloy glasses leg |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112410700A true CN112410700A (en) | 2021-02-26 |
| CN112410700B CN112410700B (en) | 2024-03-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011418025.5A Active CN112410700B (en) | 2020-12-07 | 2020-12-07 | Heat treatment device for linear blank material of elastic titanium-nickel alloy glasses leg |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB829043A (en) * | 1957-01-23 | 1960-02-24 | Courtaulds Ltd | Improvements in the production by extrusion of metal filaments |
| CN201361788Y (en) * | 2008-12-29 | 2009-12-16 | 上海宇洋不锈钢制品有限公司 | Novel production equipment for titanic or titanium alloy pipe |
| CN102382972A (en) * | 2011-10-21 | 2012-03-21 | 无锡博睿奥克电气有限公司 | Single-tubular gas protection fiber thermal treatment device |
| CN202265597U (en) * | 2011-10-21 | 2012-06-06 | 无锡博睿奥克电气有限公司 | Single-pipe type gas-shielded fiber heat treatment device |
| CN107520297A (en) * | 2017-08-31 | 2017-12-29 | 温州圣蓝工贸有限公司 | The manufacturing process and equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame |
| CN207308657U (en) * | 2017-08-31 | 2018-05-04 | 温州圣蓝工贸有限公司 | The manufacturing equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame |
| CN214458251U (en) * | 2020-12-07 | 2021-10-22 | 温州圣蓝工贸有限公司 | Heat treatment device for elastic titanium-nickel alloy glasses leg linear blank |
-
2020
- 2020-12-07 CN CN202011418025.5A patent/CN112410700B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB829043A (en) * | 1957-01-23 | 1960-02-24 | Courtaulds Ltd | Improvements in the production by extrusion of metal filaments |
| CN201361788Y (en) * | 2008-12-29 | 2009-12-16 | 上海宇洋不锈钢制品有限公司 | Novel production equipment for titanic or titanium alloy pipe |
| CN102382972A (en) * | 2011-10-21 | 2012-03-21 | 无锡博睿奥克电气有限公司 | Single-tubular gas protection fiber thermal treatment device |
| CN202265597U (en) * | 2011-10-21 | 2012-06-06 | 无锡博睿奥克电气有限公司 | Single-pipe type gas-shielded fiber heat treatment device |
| CN107520297A (en) * | 2017-08-31 | 2017-12-29 | 温州圣蓝工贸有限公司 | The manufacturing process and equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame |
| CN207308657U (en) * | 2017-08-31 | 2018-05-04 | 温州圣蓝工贸有限公司 | The manufacturing equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame |
| CN214458251U (en) * | 2020-12-07 | 2021-10-22 | 温州圣蓝工贸有限公司 | Heat treatment device for elastic titanium-nickel alloy glasses leg linear blank |
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| CN112410700B (en) | 2024-03-01 |
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