CN107209477B - The manufacturing method of body worn product and the body worn product and the wrist-watch constituted using the body worn product or the manufacturing method - Google Patents
The manufacturing method of body worn product and the body worn product and the wrist-watch constituted using the body worn product or the manufacturing method Download PDFInfo
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- CN107209477B CN107209477B CN201680007614.XA CN201680007614A CN107209477B CN 107209477 B CN107209477 B CN 107209477B CN 201680007614 A CN201680007614 A CN 201680007614A CN 107209477 B CN107209477 B CN 107209477B
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- CN
- China
- Prior art keywords
- body worn
- foreign matter
- worn product
- glassy metal
- nickel
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Classifications
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- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B37/00—Cases
- G04B37/22—Materials or processes of manufacturing pocket watch or wrist watch cases
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
- G04D3/0002—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe
- G04D3/0061—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components for protecting the mechanism against external influences
- G04D3/0064—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components for protecting the mechanism against external influences for cases
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
- G04D3/0069—Watchmakers' or watch-repairers' machines or tools for working materials for working with non-mechanical means, e.g. chemical, electrochemical, metallising, vapourising; with electron beams, laser beams
-
- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D3/00—Watchmakers' or watch-repairers' machines or tools for working materials
- G04D3/0074—Watchmakers' or watch-repairers' machines or tools for working materials for treatment of the material, e.g. surface treatment
- G04D3/0097—Watchmakers' or watch-repairers' machines or tools for working materials for treatment of the material, e.g. surface treatment for components of the means protecting the mechanism against external influences, e.g. cases
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Adornments (AREA)
Abstract
Nickel is inhibited to dissolve out from the body worn product that the wearings such as shell, bracelet, the necklace for constituting wrist-watch physically and are sometimes contacted with human skin.A kind of body worn product, using the glassy metal containing nickel as raw material, with the body contact portion contacted with human skin formed by Model shaping process, foreign matter is removed from the surface of the body contact portion by the removal processing based on attrition process, grinding etc., raw material of the foreign matter without containing glassy metal and the raw material for containing the mold used in Model shaping process.
Description
Technical field
The present invention relates to the wearings such as the shell, bracelet, the necklace that constitute wrist-watch physically and sometimes to connect with human skin
The body worn product of touching and the manufacturing method of the body worn product and the structure using the body worn product or the manufacturing method
At wrist-watch.
Background technique
In the past, metal glass material was due to dimensional accuracy, wear resistance and excellent in te pins of durability etc., such as patent document 1
The component of be shown as industrial products and be constantly used.
On the other hand, metal glass material can accurately be formed multiple by Model shaping process such as injection moldings
Therefore miscellaneous shape in recent years, is studying the application on the body worns product such as the main body shell (watchcase) of wrist-watch, wrist strap.
Glassy metal there are many kinds of class, but as can steadily vitrified preferred material, there are the glassy metals of zirconium, especially
The balance of the glassy metal of Zr-Cu-Al-Ni system, mechanical property and manufacturing is good.
It is therefore proposed that using the glassy metal of zirconium as the scheme of above-mentioned body worn product.
But the metal material containing nickel such as glassy metal of zirconium and human skin be when contacting, nickel is from the metal material
Dissolution becomes the main reason for causing nickel allergy because of the difference of everyone constitution sometimes.For example, for by Zr-Cu-Al-
When the formed products that the glassy metal of Ni system carries out Model shaping process and formed carry out nickel dissolution test (European standard EN1811),
The nickel contained in the metal material of the formed products dissolves out and is unable to satisfy the benchmark of above-mentioned standard.
Therefore, it is desirable to not contain the metal glass material of nickel, still, nickel is biggish to metallic glass forming ability contribution
Composition, therefore substantially it is difficult to prepare the zirconium metal glass material without containing nickel.
Existing technical literature
Patent document
Patent document No. 2009/069716 bulletin of 1 International Publication WO
Summary of the invention
The problem to be solved in the present invention
The present invention is to complete in view of the above problems, and problem relates to inhibit the glassy metal of the dissolution of nickel
The manufacturing method of manufactured body worn product and the body worn product and using the body worn product or the manufacturing method and
The wrist-watch of composition.
The means solved the problems, such as
A scheme for solving the above problems, which is characterized in that using the glassy metal containing nickel as raw material, lead to
It crosses Model shaping process and is formed in the body worn product of the body contact portion contacted with human skin, contacted from above-mentioned body
The surface in portion removes foreign matter, which does not contain the raw material of above-mentioned glassy metal and containing in above-mentioned Model shaping process
Used in mold raw material.
Invention effect
The present invention uses composition as described above, therefore is able to suppress the dissolution of nickel.
Detailed description of the invention
Fig. 1 is the perspective view for indicating an example of the wrist-watch as body worn product according to the present invention, and indicating will
The state that rear cover is removed.
Fig. 2 is the nickel dissolution test indicated for embodiment according to the present invention and the comparative example based on conventional art
As a result chart.
Fig. 3 is to amplify the electron microscope image for showing its major part for the comparative example based on conventional art.
Fig. 4 is to amplify the electron microscope image for showing its major part for embodiment according to the present invention.
Specific embodiment
The fisrt feature of present embodiment is, in the glassy metal to contain nickel as raw material, passes through die forming
Being process shape has in the body worn product of the body contact portion contacted with human skin, will from the surface of above-mentioned body contact portion
Foreign matter removal, the foreign matter do not contain the raw material of above-mentioned glassy metal and contain the mould used in above-mentioned Model shaping process
The raw material of tool.
Herein, " body worn product " include wrist strap, bracelet, the item for constituting the shell of wrist-watch, the rear cover of the shell, wrist-watch
Chain, ring, earrings, ear nail, frame of glasses etc..
According to this constitution, can prevent to contain the foreign matter of the raw material of the mold used in Model shaping process and be
Point and because the influence etc. of the potential difference between the foreign matter and glassy metal is corroded.Then, it is able to suppress as a result, becoming
The body worn product that nickel is dissolved out from body contact portion.
As second feature, it is a kind of manufacturing method of body worn product, includes: with the glassy metal containing nickel for original
The process of material progress Model shaping process；And by removal processing by above-mentioned foreign matter from the surface of above-mentioned body contact portion
The process of removal.
According to this constitution, can be prevented due to being removed foreign matter from the surface of body contact portion by removal processing
Corroded using the foreign matter of the raw material containing the mold used in Model shaping process as starting point.Then, as a result,
Nickel is able to suppress to dissolve out from body contact portion.
As third feature, in order to be effectively removed above-mentioned foreign matter, above-mentioned removal processing includes attrition process.
As fourth feature, in order to be effectively prevented the progress of corrosion, by above-mentioned foreign matter from by above-mentioned Model shaping process
The whole surface of obtained formed products removes.
Make in above-mentioned glassy metal as fifth feature as the good specific mode of mechanical property and manufacturing
With zirconium glassy metal.
As sixth feature, as the good specific mode of mechanical property and manufacturing, above-mentioned glassy metal is set as containing
There is the glassy metal of zirconium, copper, aluminium, nickel.
As seventh feature, above-mentioned foreign matter can be enumerated as the foreign matter containing iron.
As eighth feature, the wrist-watch made using above-mentioned body worn product or above-mentioned manufacturing method can be enumerated as.
Embodiment
Next, preferred embodiment as characterized above is described in detail based on attached drawing.
Fig. 1 is the wrist-watch A made using the body worn product and manufacturing method of present embodiment.
Wrist-watch A, which is configured to, to be included the wrist-watch shell 10 as body worn product, wrist strap 20 and is accommodated in wrist-watch shell
Clockwork 30 in body 10 etc..
Wrist-watch shell 10 has the rear cover 12 of shell frame main body 11 and the back side assembly in the shell frame main body 11, and
It is integrally constituted.
Shell frame main body 11 is formed to have the frame-shaped from the space that surface lateral back side penetrates through, and is including clockwork
In the state of 30, the opening portion of surface side is closed by cover glass 13, and the opening portion of back side is closed by rear cover 12.
Rear cover 12 is laminal component, the fixed mechanisms such as is threadably secured, is fitted into, screwing togather and being fixed in shell frame
The back side of main body 11.
The rear cover 12 is formed by the Model shaping process using the glassy metal that contains nickel as raw material, and the back side is made
For the body contact portion 12a contacted with human skin.
Foreign matter is removed by aftermentioned removal processing to the whole surface of the rear cover 12 comprising body contact portion 12a, it should
Raw material of the foreign matter without containing above-mentioned glassy metal and the raw material for containing the mold used in above-mentioned Model shaping process.
As the concrete example of glassy metal, can be enumerated as using zirconium (Zr)-copper (Cu)-aluminium (Al)-nickel (Ni) as what is formed
Glassy metal.
In the present embodiment, it as particularly preferred mode, uses using Zr55Cu30Al10Ni5 (atm%) as forming
Glassy metal.
In addition, Model shaping process refers to the processing carried out in a manner of making raw material contact and shape with mold, make
For the concrete example of the Model shaping process, can be enumerated as injection molded processing, casting processing, forging processing, drawing processing and forming,
Extrusion molding processing, punch process etc..
In addition, the raw material of the mold used in Model shaping process, are that part of it is possible to be transferred on forming
Become the material of the starting point of the corrosion of the formed products on product (rear cover 12).
In the present embodiment, the raw material as above-mentioned mold use containing iron (Fe) as the metal material of one of ingredient
Material, and iron (Fe) is not contained in the composition of above-mentioned glassy metal.
As the concrete example of removal processing, including attrition process (roller grinding, mill (lap) grinding, polishing grinding, spray
Sand grinding, CMP grinding, chemical grinding, polishing processing etc.), grinding (including hairline (hairline) processing), machining
Deng.
Then, the embodiment of above-mentioned composition is compared with comparative example, and the result with regard to carrying out nickel dissolution test carries out in detail
It describes in detail bright.
Embodiment 1-6 and comparative example 1-3 in Fig. 2 are the test film using above-mentioned glassy metal as raw material respectively.
The test film is formed as to the plate with the 12 same degree size of rear cover of wrist-watch A by injection molded.
Comparative example 1-3 processes (As Cast product) without removal after injection molded.
Embodiment 1-3 makes its discoid grinding-material sliding contact with rotation and implements to grind after injection molded
Mill processing.
Embodiment 4-6 makes its discoid grinding-material sliding contact with rotation and implements to grind after injection molded
Mill processing, and fine bumps are further formed on surface by hairline processing.That is, above-described embodiment 4-6 is because above-mentioned recessed
Surface area that is convex and increasing test film.
The chart of Fig. 2 is shown to embodiment 1-6 and the comparative example 1-3 based on conventional art is carried out based on European standard
The result of the nickel dissolution test of EN1811.In this experiment, each test film is soaked in defined solution with defined period,
And find out the nickel the amount of dissolution of the per unit area in this period.
It can be seen from this result that the nickel the amount of dissolution of embodiment 1-6 is obviously less compared with comparative example 1-3, all substantially it is lower than
The 0.50 μ g/cm of a reference value of EN18112/week.On this basis, at least part of furnishings industry, by 0.28 μ g/
cm2/ week or less is used as preferred determinating reference, it is known that the nickel the amount of dissolution of embodiment 1-6 is also substantially lower than the determinating reference value.
In addition, the nickel the amount of dissolution of comparative example 1-3 is significantly greater compared with embodiment 1-6, two in three are higher than benchmark
Value.
In addition, knowing that embodiment 1-3 nickel the amount of dissolution compared with embodiment 4-6 does not differ significantly.
In addition, Fig. 3 shown for above-mentioned comparative example 1-3 to a part on their surface by electron microscope into
Representative image when row observation.By the image it is found that there are the foreign matter of overshooting shape (attachments) on the surface of comparative example 1-3.
Present inventor utilizes foreign matter by using the well known surface analysis apparatus of electron microscope
The elemental analysis (energy dispersion-type X-ray analysis) for the characteristic X-ray released when irradiating electron ray.
By the analysis result it is found that the foreign matter contain it is not contained in the raw material of above-mentioned glassy metal and above-mentioned
The ingredient (such as iron (Fe) etc.) contained in the raw material of mold used in Model shaping process.
In addition, Fig. 4 shown for above-described embodiment 1-6 to a part on their surface by electron microscope into
Representative image when row observation.Foreign matter is not observed in the images.
According to result above, it is believed that the foreign matter (Fig. 3) observed in comparison product 1-3 is added in above-mentioned die forming
A part of mold used in work is transferred and generates.
In addition, in embodiment 1-6, it is believed that can be removed foreign matter by attrition process.
Present inventor infers, in comparison product 1-3, corrodes by starting point of foreign matter, and makes the amount of dissolution of nickel
It dramatically increases, in contrast, infers that the amount of dissolution of nickel is obviously less due to eliminating foreign matter in embodiment 1-6.
In addition, present inventor's hypothesis surface area as caused by foreign matter increases more than the dissolution quantitative change that can become nickel
Reason.However, increasing the embodiment 4-6 of surface area in the embodiment 1-3 for implementing attrition process and by hairline processing
Comparison in, there is no significant differences for nickel the amount of dissolution, therefore above-mentioned hypothesis is negated.
Therefore, it according to the present embodiment, can prevent with the raw material containing the mold used in Model shaping process
Foreign matter corrodes for starting point, dissolves out as a result, being able to suppress nickel from the body contact portion 12a of rear cover 12.
In addition, implementing removal according to above-described embodiment to the whole surface of rear cover 12 as particularly preferred mode and adding
Work, but as other examples, only it can also implement removal processing by the body contact portion 12a to rear cover 12.
In addition, about shell frame main body 11 and wrist strap 20, not had to its material, surface treatment etc. according to above-described embodiment
Have specific, as other examples, for shell frame main body 11 and/or wrist strap 20, can also make with the glassy metal containing nickel
Above-mentioned removal processing at least is implemented to the surface of body contact portion after carrying out die forming for raw material.
Symbol description
10: wrist-watch shell
11: shell frame main body
12: rear cover
12a: body contact portion
20: wrist strap
30: clockwork
A: wrist-watch
Claims (6)
1. a kind of body worn product, which is characterized in that using the glassy metal containing nickel as raw material, pass through Model shaping process
It is formed with the body contact portion contacted with human skin, is removed foreign matter from the surface of the body contact portion, which is free of
There are the raw material of the glassy metal and contain the raw material of the mold used in the Model shaping process,
The glassy metal is zirconium glassy metal,
The foreign matter is the foreign matter containing iron.
2. body worn product according to claim 1, which is characterized in that the glassy metal is to contain zirconium, copper, aluminium, nickel
Glassy metal.
3. body worn product according to claim 1 or 2, which is characterized in that by the foreign matter from the whole table of formed products
Face removal, the formed products include the body contact portion shaped by the Model shaping process.
4. a kind of manufacturing method of body worn product of any of claims 1-3 is, characterized by comprising: to contain
The glassy metal for having nickel is the process that raw material carry out Model shaping process；And by removal processing by the foreign matter from institute
The process for stating the surface removal of body contact portion.
5. manufacturing method according to claim 4, which is characterized in that the removal processing includes attrition process.
6. using the body worn product of any of claims 1-3 or manufacturing method described in claim 4 or 5
The wrist-watch of composition.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015017969 | 2015-01-30 | ||
| JP2015-017969 | 2015-01-30 | ||
| PCT/JP2016/051824 WO2016121639A1 (en) | 2015-01-30 | 2016-01-22 | Wearable article, method for manufacturing said wearable article, and wristwatch designed using said wearable article or said manufacturing method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107209477A CN107209477A (en) | 2017-09-26 |
| CN107209477B true CN107209477B (en) | 2019-08-09 |
Family
ID=56543252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201680007614.XA Active CN107209477B (en) | 2015-01-30 | 2016-01-22 | The manufacturing method of body worn product and the body worn product and the wrist-watch constituted using the body worn product or the manufacturing method |
Country Status (4)
| Country | Link |
|---|---|
| EP (1) | EP3252544A4 (en) |
| JP (1) | JP6232553B2 (en) |
| CN (1) | CN107209477B (en) |
| WO (1) | WO2016121639A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020062190A (en) | 2018-10-17 | 2020-04-23 | セイコーエプソン株式会社 | Watchband, exterior component for watch and watch |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1494388A (en) * | 2001-12-28 | 2004-05-05 | ������ʱ����ʽ���� | Ornament having white coating film and mfg. method thereof |
| CN102057067A (en) * | 2008-04-09 | 2011-05-11 | BioPM有限公司 | Method of producing precious metal alloy objects |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005201789A (en) * | 2004-01-16 | 2005-07-28 | Seiko Epson Corp | Molding method for member, time piece facing component, and decorative accessories |
| JP5417557B2 (en) * | 2007-11-27 | 2014-02-19 | 国立大学法人東北大学 | Internal gear manufacturing method |
| JP2010138471A (en) * | 2008-12-15 | 2010-06-24 | Keio Gijuku | Surface treatment method for shape memory alloy |
-
2016
- 2016-01-22 EP EP16743242.6A patent/EP3252544A4/en active Pending
- 2016-01-22 WO PCT/JP2016/051824 patent/WO2016121639A1/en active Application Filing
- 2016-01-22 CN CN201680007614.XA patent/CN107209477B/en active Active
- 2016-01-22 JP JP2016571992A patent/JP6232553B2/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1494388A (en) * | 2001-12-28 | 2004-05-05 | ������ʱ����ʽ���� | Ornament having white coating film and mfg. method thereof |
| CN102057067A (en) * | 2008-04-09 | 2011-05-11 | BioPM有限公司 | Method of producing precious metal alloy objects |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2016121639A1 (en) | 2016-08-04 |
| EP3252544A4 (en) | 2018-10-17 |
| CN107209477A (en) | 2017-09-26 |
| JPWO2016121639A1 (en) | 2017-10-12 |
| EP3252544A1 (en) | 2017-12-06 |
| JP6232553B2 (en) | 2017-11-22 |
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