CN107520297A - The manufacturing process and equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame - Google Patents
The manufacturing process and equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame Download PDFInfo
- Publication number
- CN107520297A CN107520297A CN201710773149.7A CN201710773149A CN107520297A CN 107520297 A CN107520297 A CN 107520297A CN 201710773149 A CN201710773149 A CN 201710773149A CN 107520297 A CN107520297 A CN 107520297A
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- China
- Prior art keywords
- inner tube
- beam parts
- hot
- punching block
- middle beam
- 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.)
- Pending
Links
- 229910004337 Ti-Ni Inorganic materials 0.000 title claims abstract description 38
- 229910011209 Ti—Ni Inorganic materials 0.000 title claims abstract description 38
- KHYBPSFKEHXSLX-UHFFFAOYSA-N iminotitanium Chemical compound [Ti]=N KHYBPSFKEHXSLX-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 239000011521 glass Substances 0.000 title claims abstract description 19
- 229910001285 shape-memory alloy Inorganic materials 0.000 title claims abstract description 16
- 238000013003 hot bending Methods 0.000 claims abstract description 36
- 239000000956 alloy Substances 0.000 claims abstract description 35
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 33
- 238000004080 punching Methods 0.000 claims abstract description 31
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 11
- 230000008859 change Effects 0.000 claims abstract description 10
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 238000013021 overheating Methods 0.000 claims abstract description 4
- 238000011282 treatment Methods 0.000 claims abstract description 4
- 230000008569 process Effects 0.000 claims abstract description 3
- 239000000463 material Substances 0.000 claims description 15
- 238000005452 bending Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 8
- 230000000750 progressive effect Effects 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 claims description 4
- 238000005253 cladding Methods 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 229910010293 ceramic material Inorganic materials 0.000 claims description 2
- 238000012545 processing Methods 0.000 claims description 2
- 230000001737 promoting effect Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000004513 sizing Methods 0.000 claims description 2
- 239000005439 thermosphere Substances 0.000 claims 1
- 238000012360 testing method Methods 0.000 description 10
- 238000005520 cutting process Methods 0.000 description 4
- 238000009826 distribution Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000012958 reprocessing Methods 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 241000218202 Coptis Species 0.000 description 1
- 235000002991 Coptis groenlandica Nutrition 0.000 description 1
- KCXVZYZYPLLWCC-UHFFFAOYSA-N EDTA Chemical compound OC(=O)CN(CC(O)=O)CCN(CC(O)=O)CC(O)=O KCXVZYZYPLLWCC-UHFFFAOYSA-N 0.000 description 1
- 229910001069 Ti alloy Inorganic materials 0.000 description 1
- PMRMTSSYYVAROU-UHFFFAOYSA-N [Ti].[Ni].[Au] Chemical compound [Ti].[Ni].[Au] PMRMTSSYYVAROU-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 229960001484 edetic acid Drugs 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000035772 mutation Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000003938 response to stress Effects 0.000 description 1
- 210000004243 sweat Anatomy 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/08—Bending rods, profiles, or tubes by passing between rollers or through a curved die
- B21D7/085—Bending rods, profiles, or tubes by passing between rollers or through a curved die by passing through a curved die
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D7/00—Bending rods, profiles, or tubes
- B21D7/16—Auxiliary equipment, e.g. for heating or cooling of bends
- B21D7/162—Heating equipment
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
A kind of manufacturing process of the middle beam parts of Ti-Ni shape memory alloy glasses frame, including processes such as blanking, cleaning, roller, heat treatments, by the Ti-Ni alloy line segment through Overheating Treatment, the arrival end (11) of a hot-bending pipe (10) is pushed at 300 DEG C~400 DEG C, the port of export (12) for shifting the hot-bending pipe (10) onto in 5~10 seconds, then it is pushed into a setting punching block of port of export connection, less than 200 DEG C depannings is cooled in the punching block that shapes；The hot-bending pipe comprises at least an inner tube (13), a zone of heating (14), it is circular hole, its Circularhole diameter 0.1mm~0.2mm bigger than Ti-Ni alloy segment diameter round and smooth through hole (15) that said inner tube, which has a cross section, and the round and smooth through hole is the three dimensions spiral shape through hole of its curvature gradual change from small to large from arrival end to the port of export；Described punching block mould temperature is maintained at 100 DEG C~150 DEG C；The middle beam parts divided mould from setting punching block and gone out after setting.
Description
Technical field
The present invention relates to the manufacturing process of the glasses of the daily wearing of people, is closed particularly with regard to a kind of Ti-Ni shape memory
The manufacturing process and equipment of beam parts in golden spectacle frame.
Background technology
Ti-Ni marmem as new material new technology is because having fabulous super-elasticity, eyeglasses-wearing can in using
Make significantly flexural deformation and can resile and outstanding corrosion resistance and Bc and do not reacted with sweat
Excellent material property and the consumer field in high-grade glasses has very big research and development and industrialization demand.Industry is generally by titanium nickel
(TiNi) shape memory alloy wire is used for the leg of spectacles and central sill for making high-grade titanium alloy glasses.
In order to meet that consumer is pursued the specific Function of Ti-Ni shape memory alloy glasses frame, glasses industry dealer
The Ti-Ni marmem eye for example shown in Fig. 1, Fig. 2 is proposed to manufacturer production manufacture Ti-Ni shape memory alloy glasses frame
Mirror holder test request.The test request that Fig. 1 is represented includes：Two picture frames are clamped respectively with hand or test device, shown in Fig. 1
Arrow direction distortion spectacle frame, to the angle for forming 90 degree between two picture frame as depicted, allow mirror holder clear-cutting forestland to former
Position, repeats such distortion for several times.The test request that Fig. 2 is represented includes：Spectacle frame is bent as depicted, such as schemed to being formed
90 degree of angle between two shown picture frames, mirror holder clear-cutting forestland is allowed to repeat such distortion for several times to original position.
These test request, the super-elasticity and intensity of the middle beam parts of Ti-Ni shape memory alloy glasses frame are proposed
Higher requirement.Described " central sill " generally includes to refer to " bridge of the nose " being commonly called as.
Due to the material property of Ti-Ni marmem, bending technique is different, then stress and stress response are different, influence
Material structure in Ti-Ni alloy section material, that is, the superelastic properties performance for the middle beam parts having influence on after shaping.In industry production
The bending technique of generally use, by the central sill titanium nickel shape memory alloy line segment through Overheating Treatment, in both ends crane span structure in lower mould, upper mould
From bending after placed in the middle pat.In such technique, stress raisers and mutation are easily formed in memorial alloy section material,
Crystal defect is caused, influences the even property of Xiang Bian Zhuo of texture in section material, can not having for the central sill accessory after shaping is preferably super
Elastic performance shows.
Product defects caused by therefrom, in foregoing test, mirror holder is unable to clear-cutting forestland to be held to original position, or central sill
Frangibility.
The content of the invention
For the defects of beam parts bending technique, the present invention provides a kind of in existing Ti-Ni shape memory alloy glasses frame
The manufacturing process and equipment of beam parts in improved Ti-Ni shape memory alloy glasses frame.
A kind of manufacturing process of the middle beam parts of Ti-Ni shape memory alloy glasses frame of the present invention, including blanking, cleaning, rolling
The processes such as cylinder, heat treatment, it is characterised in that：By the Ti-Ni alloy line segment through Overheating Treatment, one is pushed at 300 DEG C~400 DEG C
The arrival end (11) of hot-bending pipe (10), the port of export for shifting the hot-bending pipe (10) onto in 5~10 seconds (12), is then pushed into the port of export
In one setting punching block of connection, less than 200 DEG C depannings are cooled in the punching block that shapes.The hot-bending pipe comprise at least an inner tube,
One zone of heating.Said inner tube have a cross section be circular hole, its Circularhole diameter it is bigger 0.1mm than Ti-Ni alloy segment diameter~
0.2mm round and smooth through hole, the round and smooth through hole are the three-dimensional spaces of its curvature gradual change from small to large from arrival end to the port of export
Between spiral shape through hole.The zone of heating is cladding or is wrapped in outside inner tube for the resistance heating layer to inner tube heating.
The setting steel mold has the cross section to be formed in punching block for circular hole, its Circularhole diameter is than Ti-Ni alloy line segment
Big 0.1mm~the 0.2mm of diameter, its curvature are equal to or less than the shaped form through hole or blind of the curvature of the middle beam parts of mirror holder requirement
Hole.Described punching block mould temperature is maintained at 100 DEG C~150 DEG C.The middle beam parts divided mould from setting punching block and gone out after setting.
In this beam parts by its with after the reprocessing of the connecting portion of lens frame, then after obtaining coating, or connection can
Directly lead to the material components of lens frame welding, such as silk, turn into the middle beam parts that can be welded with spectacle-frame.
It should be appreciated that there is different heat treatment for the memory alloy material of different Ti-Ni components to obtain super-elasticity
Technique, thus to realize above-mentioned manufacturing process, alloy line segment is being pushed into hot bending by the memory alloy material of different Ti-Ni components
Heat treatment step before passage has different Technologies for Heating Processing.
The equipment for being used for the technique according to above-mentioned manufacturing process, the present invention, the material of the middle beam parts close for titanium nickel
Gold thread, the machined parameters of the middle beam parts include the standard curvature processed that cooperated with mirror holder, and the manufacturing equipment includes
One hot-bending pipe, certain shaped steel mould, the hot-bending pipe comprise at least an inner tube, a zone of heating；The cross section of said inner tube be circular hole,
Its Circularhole diameter is bigger 0.1mm~0.2mm than Ti-Ni alloy linear diameter, and said inner tube includes the port of export and arrival end, the circle
Hole is the three dimensions spiral shape through hole from its arrival end to port of export curvature gradual change from small to large, the song of the arrival end
Rate is smaller, and the curvature of the port of export is equal to or less than the standard curvature of middle beam parts, and the zone of heating is cladding or winding
There is the cross section to be formed in punching block in the resistance heating layer heated to inner tube, the setting steel mold for circle in inner tube external application
Hole, the standard that its Circularhole diameter is bigger 0.1mm~0.2mm than Ti-Ni alloy segment diameter, its curvature is equal to or less than middle beam parts
Curvature, the setting punching block include upper mould and lower mould, and the middle beam parts can divide mould to go out from sizing punching block.Also set including one
Conduit in the vertical side where hot-bending pipe arrival end, and a flexibility are pushed pin and pushed pin with a rigidity；Conduit is used to guide peace treaty
Beam flexibility is pushed pin to make it easier to the inner tube for promoting alloy line segment to enter the hot-bending pipe；Flexibility is pushed pin to be connected with rigid welding of pushing pin
Connect or be socketed connection；Rigidity, which is pushed pin, to be made it easy to promote or takes out flexibility and push pin.Said inner tube is by bending metal pipe into being cladded with exhausted
Edge heat-conducting layer, winds resistive heater, then overcoating insulating in thermal insulation layer, thermal insulation layer and resistive heater with
And insulating forms zone of heating together.Said inner tube is made up of heat-resisting nonmetallic materials, and said inner tube is by heat resistant glass
Or heat resisting ceramic materials are made.The upper mould of the setting punching block is respectively provided with the curved groove of semi-circular section with lower mould, in order to institute
State beam parts divides mould to go out from setting punching block.
By above-mentioned manufacturing process and corresponding equipment, during Ti-Ni alloy line segment bending forming, enter from inner tube
Mouthful end is introduced into the interior pipe through-hole close to the small curvature of straight line, i.e. a hot bending bend, gradually progressive to be advanced to deep camber hot bending
Bend, Ti-Ni alloy line segment bend to deep camber from the small curvature progressive deformation close to straight line, until the middle beam portion of mirror holder requirement
The camber of part；The distortional stress of Ti-Ni alloy line segment is gradually progressive generation, and gradually progressive is distributed to whole alloy wire
Section, gradual change stress guiding alloy substrate deformation dislocation and grain growth orientation and distribution also it is progressive in order produce and
The even distribution of Zhuo；It is beneficial to the uniformity of super-elasticity phase transformation so that super-elasticity has more preferable performance.Avoid simultaneously in alloy line segment
Two ends or middle part produce the fault in material as caused by shear stress, avoid beam parts in this from easily snapping off.It is compared to existing
Technology, hot-bending pipe of the invention, the hot bending of the punching block up and down passage of prior art is overcome due to dividing the not smooth of die slot gap formation,
Overcome the inaccuracy, inconvenient of upper and lower punching block hot bending passage temperature adjustment insulation, and because the inner tube of the hot-bending pipe of the present invention
The spiral shape hot bending passage of the curvature gradual change on three dimensions formed, the distortional stress of Ti-Ni alloy line segment by
Gradually enter to produce and the gradually progressive effect for being distributed to whole alloy line segment is better, corresponding to foregoing test
In various dimensions distortion bending, hot bending equipment of the invention, its gradual change stress guiding alloy substrate deformation dislocation and
Grain growth is orientated and distribution is more preferable in the progressive effect for producing the even distribution of Bing Qie Zhuo in order；More it is beneficial to super-elasticity phase transformation
Uniformity so that super-elasticity has more preferable performance.
Brief description of the drawings
Fig. 1 is one of apparatus assembly for manufacturing process of the present invention, the schematic perspective view of hot-bending pipe；
Fig. 2 is the schematic perspective view of another angle of the hot-bending pipe shown in Fig. 1；
Fig. 3 is the schematic perspective view of the inner tube of the hot-bending pipe shown in Fig. 1；
Fig. 4 is the schematic perspective view of another angle of inner tube shown in Fig. 2.
Embodiment
Incorporated by reference to referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, it shows a kind of Ti-Ni shape memory alloy glasses frame part of the present invention
Manufacturing process and equipment a specific embodiment in hot-bending pipe.Will be a diameter ofAtomic ratio containing Ti is
43.7% titanium-nickel shape memory alloy wire rod, it is cutting into the line segment that length is 30mm, cleaning, roller, in 420 DEG C of heat treatments
25 minutes, alloy line segment is pushed into the arrival end (11) of hot-bending pipe (10) as hereinafter described at 300 DEG C, is pushed into institute within 5~10 seconds
The port of export (12) of hot-bending pipe (10) is stated, is then pushed into a setting punching block of port of export connection, is cooled down in the punching block that shapes
Divide mould depanning to less than 150 DEG C.Setting punching block mould temperature is maintained at 100 DEG C.
To realize above-mentioned manufacturing process, the present embodiment uses equipment as described below：Hot-bending pipe (10) includes an inner tube
(13) a, zone of heating (14).Inner tube has a cross section bigger 0.1mm than Ti-Ni alloy segment diameter for circular hole, its Circularhole diameter
~0.2mm through hole (15), the through hole be from arrival end (11) to the port of export (12) its curvature from small to large gradual change three
Dimension space spiral shape through hole.Zone of heating (14) includes being wrapped in the resistance wire (16) that inner tube (13) is used to heat to inner tube outside.This
In inner tube by bending metal pipe into being cladded with thermal insulation layer, resistive heater wound in thermal insulation layer, then be cladded with heat-insulated guarantor
Warm layer.Thermal insulation layer forms zone of heating (14) together with resistive heater and insulating.In other embodiments, inner tube
It can also be made up of heat-resisting nonmetallic materials, such as heat resistant glass or heat-stable ceramic.
In the present embodiment, the section of the round and smooth through hole of three-dimensional spiral shaped form of the inner tube is diameterCircular hole,
With deformation glade plane space bigger 0.1mm than alloy strands diameter or so.
It is circular hole its Circularhole diameter than Ti-Ni alloy line segment that the setting steel mold, which has the cross section to be formed in punching block,
The big 0.1mm of diameter, its curvature are equal to or slightly less than the shaped form through hole or blind hole of the curvature of the middle beam parts of mirror holder requirement；It is fixed
Shape punching block includes detachable two halves, and its two halves is respectively provided with the curved groove of semi-circular section, in order to which the middle beam parts are from setting
Mould is divided to go out in punching block.
For the equipment of foregoing manufacturing process, and also include the conduit of a vertical side being located at where hot-bending pipe arrival end,
And one flexibility push pin with one rigidity push pin；Conduit is used to guide and constrain flexibility and push pin to enter to make it easier to propulsion alloy line segment
Enter the inner tube of the hot-bending pipe；Flexibility, which pushes pin to push pin with rigidity, is welded to connect or is socketed connection；Rigidity, which is pushed pin, to be made it easy to promote
Or take out flexibility and push pin.
In this beam parts by its with after the reprocessing of the connecting portion of lens frame, then after obtaining coating, or connection can
Directly lead to the material components of lens frame welding, such as silk, turn into the middle beam parts that can be welded with spectacle-frame.Manufactured spectacle frame
The test shown in foregoing Fig. 1, Fig. 2 can be passed through, and the deformation that can make beyond the test request is bigger curved
Bent and distortion, super-elasticity perform better.For there is the spectacle frame central sill of other camber, the camber that this technique is produced may be selected
The camber maximum as deflection in the test, remakes the deformation of another camber on this basis.
Claims (6)
1. a kind of a kind of manufacturing process of the middle beam parts of Ti-Ni shape memory alloy glasses frame of invention, including blanking, cleaning, rolling
The processes such as cylinder, heat treatment, it is characterised in that：By the Ti-Ni alloy line segment through Overheating Treatment, one is pushed at 300 DEG C~400 DEG C
The arrival end (11) of hot-bending pipe (10), the port of export for shifting the hot-bending pipe (10) onto in 5~10 seconds (12), is then pushed into the port of export
In one setting punching block of connection, less than 200 DEG C depannings are cooled in the punching block that shapes；The hot-bending pipe comprises at least an inner tube
(13) a, zone of heating (14), said inner tube have a cross section bigger than Ti-Ni alloy segment diameter for circular hole, its Circularhole diameter
0.1mm~0.2mm round and smooth through hole (15), the round and smooth through hole are the progressive change from small to large of its curvature from arrival end to the port of export
The three dimensions spiral shape through hole of change；The zone of heating is cladding or is wrapped in be used to add to the resistance of inner tube heating outside inner tube
Thermosphere；The setting steel mold has the cross section to be formed in punching block more straight than Ti-Ni alloy line segment for circular hole, its Circularhole diameter
Big 0.1mm~the 0.2mm in footpath, its curvature are equal to or less than the shaped form through hole or blind of the curvature of the middle beam parts of mirror holder requirement
Hole；Described punching block mould temperature is maintained at 100 DEG C~150 DEG C；The middle beam parts divided mould from setting punching block and gone out after setting.
2. the manufacturing equipment of the middle beam parts used joined together by technique according to claim 1, for hot bending Ti-Ni shape memory
The middle beam parts of alloy glasses frame, the materials of the middle beam parts are Ti-Ni alloy line, the machined parameters bag of the middle beam parts
The standard curvature for the processing that cooperated with mirror holder is included, to be characterized in that：The manufacturing equipment includes a hot-bending pipe, certain shaped steel
Mould, the hot-bending pipe comprise at least an inner tube, a zone of heating；The cross section of said inner tube is circular hole, its Circularhole diameter than titanium nickel
Big 0.1mm~the 0.2mm of alloy linear diameter, said inner tube include the port of export and arrival end, the circular hole be from its arrival end to
The three dimensions spiral shape through hole of port of export curvature gradual change from small to large, the curvature of the arrival end is smaller, the outlet
The curvature at end is equal to or less than the standard curvature of middle beam parts, and the zone of heating is cladding or be wrapped in outside inner tube to be used for interior
The resistance heating layer of pipe heating, the setting steel mold have the cross section to be formed in punching block for circular hole, its Circularhole diameter ratio
Big 0.1mm~the 0.2mm of Ti-Ni alloy segment diameter, its curvature are equal to or less than the standard curvature of middle beam parts, the setting steel
Mould includes upper mould and lower mould, and the middle beam parts can divide mould to go out from sizing punching block.
3. manufacturing equipment according to claim 2, it is characterised in that：Also it is located at including one where hot-bending pipe (10) arrival end
Vertical side conduit, and a flexibility push pin with one rigidity push pin；Conduit is pushed pin so that its is easy for guiding and constraining flexibility
In the inner tube for promoting Ti-Ni alloy line to enter the hot-bending pipe, flexibility, which pushes pin to push pin with rigidity, is welded to connect or is socketed connection, just
Property, which is pushed pin, to be made it easy to promote or takes out flexibility and push pin.
4. the manufacturing equipment according to Claims 2 or 3, it is characterised in that：Said inner tube is by bending metal pipe into being cladded with exhausted
Edge heat-conducting layer, winds resistive heater, then overcoating insulating in thermal insulation layer, thermal insulation layer and resistive heater with
And insulating forms zone of heating together.
5. the manufacturing equipment according to Claims 2 or 3, it is characterised in that：Said inner tube is by heat-resisting nonmetallic materials system
Into said inner tube is made up of heat resistant glass or heat resisting ceramic materials.
6. the manufacturing equipment according to Claims 2 or 3, it is characterised in that：The upper mould of the setting punching block is respectively set with lower mould
There is the curved groove of semi-circular section, in order to which the middle beam parts divide mould to go out from setting punching block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710773149.7A CN107520297A (en) | 2017-08-31 | 2017-08-31 | The manufacturing process and equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710773149.7A CN107520297A (en) | 2017-08-31 | 2017-08-31 | The manufacturing process and equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame |
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|---|---|
| CN107520297A true CN107520297A (en) | 2017-12-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710773149.7A Pending CN107520297A (en) | 2017-08-31 | 2017-08-31 | The manufacturing process and equipment of beam parts in a kind of Ti-Ni shape memory alloy glasses frame |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112410700A (en) * | 2020-12-07 | 2021-02-26 | 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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