CN112445119A - Watch dial embossing processing technology - Google Patents
Watch dial embossing processing technology Download PDFInfo
- Publication number
- CN112445119A CN112445119A CN201910798705.5A CN201910798705A CN112445119A CN 112445119 A CN112445119 A CN 112445119A CN 201910798705 A CN201910798705 A CN 201910798705A CN 112445119 A CN112445119 A CN 112445119A
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- China
- Prior art keywords
- dial
- electroplating
- blank
- hour hand
- nail
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- 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
- G04D3/0043—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components of the time-indicating mechanisms
- G04D3/0048—Watchmakers' or watch-repairers' machines or tools for working materials for mechanical working other than with a lathe for components of the time-indicating mechanisms for dials
Abstract
The invention discloses a watch dial embossing processing technology, which specifically comprises the following steps: blanking and preparing an embryo: stamping the brass plate by using a blank stamping die to obtain a dial blank; step two: electroplating a base color, namely performing electroplating operation on the dial plate blank obtained by blanking and blank making in the step one; step three: punching convex, namely punching convex hour hand nails on the dial plate blank obtained in the step two; step four: painting, namely painting the dial blank of the hour hand nail protruding from the middle punch in the step three; step five: grinding, wherein the hour hand nails are ground by a plane grinder so as to highlight the hour hand nails; step six: nailing, wherein the convex position of the hour hand nail is cut into a shape and a pattern; step seven: electroplating the hour hand nails: electroplating the hour hand nails on the split dial blank; through stamping the dial blank, the cost is saved by integrally forming the dial shading and the hour hand nail, the hour hand nail cannot fall off, the processing procedures are reduced, the process is simple and reliable, and the service life of the watch is longer.
Description
Technical Field
The invention belongs to the technical field of watch processing, and particularly relates to a watch dial embossing processing technology.
Background
The processing technology of the hour hand nail on the dial plate blank of the prior watch comprises the following steps that as shown in figures 1 and 2, the hour hand nail 2 is cut by a diamond cutter firstly, a salient point 20 is arranged behind the hour hand nail 2, a small hole 10 for installing the hour hand nail 2 is drilled in the dial plate blank 1, the salient point 20 on the hour hand nail 2 is clamped in the small hole 10 on the dial plate blank 1, then the glue is dispensed on the back surface of the dial plate blank 1, and the hour hand nail 2 is fixed on the dial plate blank 1.
Firstly, the traditional process needs to drill small holes on a dial blank, so that working procedures are increased; secondly, the hour hand nails are very small, the young people with very thin eyes and very good eyesight can carry out the operation of the hour hand nails, and the hour hand nails are small, so the operation is difficult and the nail installing efficiency is very low; finally, along with the increase of the service life of the watch, the glue for fixing the hour hand nails is easy to age, so that the operation of the pointer is influenced by the falling off of the hour hand nails, and the service life of the watch is directly influenced.
Disclosure of Invention
The invention provides a watch dial embossing processing technology, which is characterized in that through stamping a watch dial blank, a dial shading and an hour hand nail are integrally formed, the cost is saved, the hour hand nail cannot fall off, the processing procedures are reduced, the technology is simple and reliable, and the service life of a watch is longer.
In order to achieve the purpose, the invention adopts the technical scheme that: a watch dial embossing processing technology specifically comprises the following steps,
the method comprises the following steps: blanking and preparing an embryo: stamping the brass plate with the thickness of 0.4mm by using a blank stamping die to obtain a dial blank with a corresponding size;
step two: electroplating base color: electroplating operation is carried out on the dial plate blank obtained by blanking and blank making in the step one;
step three: convex punching: putting the dial plate blank electroplated in the step two into a stamping die for stamping, so that a protruding hour hand nail is stamped on the dial plate blank;
step four: painting: painting the dial blank of the hour hand nail in the third step, coloring the dial blank and preventing the dial blank from being oxidized and discolored;
step five: grinding: grinding the raised hour hand nails on the dial blank by using a plane grinder to enable the hour hand nails to be highlighted;
step six: nailing: cutting at the convex position of the hour hand nail by a diamond cutter to cut shapes and patterns;
step seven: electroplating the hour hand nails: electroplating the hour-hand nails formed by the five-step grinding or six-step batch of nails, wherein the electroplating layer is only electroplated on the hour-hand nails.
Preferably, the dial blank in the first step is disc-shaped, or rectangular or waist-shaped.
Preferably, in the third step, the hour hand nail punch bulge exceeds the surface of the dial blank by 0.3 mm.
Preferably, the grinding depth in the fifth step is 0.05 mm.
Preferably, the shapes and patterns cut in the sixth step are triangular prisms or quadrangular frustum pyramid shapes.
Preferably, the electroplating of the ground color in the second step comprises silver electroplating, nickel electroplating and copper electroplating, and the blank of the dial plate is prevented from being oxidized while coloring; and the needle nail for electroplating in the seventh step comprises silver electroplating, nickel electroplating, copper electroplating and rose gold electroplating, and the needle nail is prevented from being oxidized while being colored.
The beneficial effect of adopting above technical scheme is: compared with the traditional preparation process for fixing the hour hand nail by dispensing, the process for stamping the watch dial has the advantages that the hour hand nail is obtained by stamping the blank of the convex dial by the stamping die, or the shading and the hour hand nail are directly extruded and formed by cold extrusion operation, so that the dial shading and the hour hand nail are integrally formed, the processes of drilling small holes and dispensing are reduced, the hour hand nail is not required to be purchased, the cost is saved, the hour hand nail cannot fall off, the processing procedures are reduced, the process is simple and reliable, and the service life of the watch is longer.
The grinding process is placed behind the paint spraying process, the batch nailing process is arranged behind the grinding process, the hour nail electroplating process is placed at the end, the polishing of paint on the punched and raised hour nails is realized, the preparation is prepared for the following batch nailing operation, and in the electroplating hour nails in the step seven, the whole dial blank is only exposed outside the ground or batch nailed hour nails, so that the silver, copper, nickel or rose gold layer is only deposited on the hour nails due to the electrochemical principle.
The dial plate blank in the first step is disc-shaped, rectangular or waist-shaped, and the shape of the dial plate blank is increased; in the third step, the protrusion of the hour nail exceeds 0.3mm of the surface of the dial plate blank, so that the grinding and cutting allowance of the batch nail is ensured; and the shapes and patterns cut in the step six are triangular prism shapes or quadrangular frustum pyramid shapes, so that the attractiveness is improved.
Drawings
FIG. 1 is a first schematic view of a prior art assembly structure of a dial blank and an hour hand nail;
FIG. 2 is a schematic view of the back side of a prior art assembly structure of a dial blank and an hour hand nail;
fig. 3 is a schematic diagram of a stamped dial blank according to the present invention;
fig. 4 is a schematic structural diagram of the punched dial blank of the present invention;
wherein:
1. a dial blank; 2. an hour hand nail; 10. a small hole; 20. and (4) bumps.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for a purpose of helping those skilled in the art to more fully, accurately and deeply understand the concept and technical solution of the present invention and to facilitate its implementation.
As shown in fig. 3 to 4, the invention is a watch dial embossing processing technology, through stamping a watch dial blank, the dial shading and the hour hand nail are integrally formed, the cost is saved, the hour hand nail cannot fall off, the processing procedures are reduced, the technology is simple and reliable, and the service life of the watch is longer.
In particular, as shown in fig. 3 to 4, the technology for embossing the watch dial specifically comprises the following steps,
the method comprises the following steps: blanking and preparing an embryo: stamping a brass plate with the thickness of 0.4mm by using a blank stamping die to obtain a dial blank 1 with a corresponding size;
step two: electroplating base color: electroplating operation is carried out on the dial plate blank 1 obtained by blanking and blank making in the step one;
step three: convex punching: putting the dial plate blank 1 electroplated in the step two into a stamping die for stamping, so that a protruding hour hand nail 2 is stamped on the dial plate blank 1;
step four: painting: painting the dial blank 1 of the hour hand nail 2 protruding from the middle punch in the third step, coloring the dial blank 1 and preventing the dial blank from being oxidized and discolored;
step five: grinding: grinding the raised hour hand nails 2 on the dial blank 1 by adopting a plane grinder to ensure that the hour hand nails 2 are highlighted;
step six: nailing: cutting at the convex position of the hour nail 2 by a diamond cutter to cut shapes and patterns;
step seven: electroplating hour hand nail 2: electroplating operation is carried out on the hour hand nails 2 formed by the five-step grinding or six-step batch of nails, and the electroplating layer is only electroplated on the hour hand nails 2.
The dial plate blank 1 in the step one is disc-shaped, rectangular or waist-shaped.
In the third step, the hour hand nail 2 punches the convex part to exceed the surface of the dial plate blank by 0.3 mm.
And the grinding depth in the fifth step is 0.05 mm.
And the shape and the pattern cut in the sixth step are triangular prism shapes or quadrangular frustum pyramid shapes.
Electroplating the base color in the second step, wherein the electroplating comprises silver electroplating, nickel electroplating and copper electroplating, and the dial plate blank 1 is prevented from being oxidized while coloring; and the hour hand nail 2 for electroplating in the seventh step comprises silver electroplating, nickel electroplating, copper electroplating and rose gold electroplating, and the hour hand nail 2 is prevented from being oxidized while the hour hand nail 2 is colored.
The following specific working modes are illustrated by specific examples:
example 1:
compared with the traditional preparation process for fixing the hour hand nail 2 by dispensing, the process for stamping the watch dial comprises the steps of stamping the blank 1 of the convex dial by using a stamping die to obtain the hour hand nail 2, or directly extruding and forming the shading and the hour hand nail 2 together by using cold extrusion operation, so that the shading of the dial and the hour hand nail 2 are integrally formed, the small hole drilling 10 and the dispensing process are reduced, the hour hand nail 2 is not required to be purchased, the cost is saved, the hour hand nail 2 cannot fall off, the processing process is reduced, the process is simple and reliable, and the service life of the watch is longer.
According to the invention, the grinding process is placed behind the paint spraying process, the nail batch process is arranged behind the grinding process, the needle nail 2 electroplating process is placed at the end, the polishing of paint on the punched and raised needle nail 2 is realized, the preparation is prepared for the following nail batch operation, and in the needle nail 2 electroplating process in the seventh step, only the ground or nailed needle nail 2 is exposed out of the whole dial plate blank 1, so that the silver, copper, nickel or rose gold layer can be only deposited on the needle nail 2 due to the electrochemical principle.
Example 2:
on the basis of the embodiment 1, the dial blank 1 in the step one is disc-shaped, rectangular or waist-shaped; in the third step, the protrusion of the hour hand nail 2 exceeds the surface of the dial blank by 0.3 mm; the grinding depth in the fifth step is 0.05 mm; the shapes and patterns cut in the sixth step are triangular prism shapes or quadrangular frustum pyramid shapes; electroplating the base color in the second step, wherein the electroplating comprises silver electroplating, nickel electroplating and copper electroplating, and the dial plate blank 1 is prevented from being oxidized while coloring; and the hour hand nail 2 for electroplating in the seventh step comprises silver electroplating, nickel electroplating, copper electroplating and rose gold electroplating, and the hour hand nail 2 is prevented from being oxidized while the hour hand nail 2 is colored.
The present invention has been described in connection with the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, but is intended to cover various insubstantial modifications of the invention based on the principles and technical solutions of the invention; the present invention is not limited to the above embodiments, and can be modified in various ways.
Claims (6)
1. A watch dial embossing processing technology is characterized in that: the method specifically comprises the following steps of,
the method comprises the following steps: blanking and preparing an embryo: stamping the brass plate with the thickness of 0.4mm by using a blank stamping die to obtain a dial blank with a corresponding size;
step two: electroplating base color: electroplating operation is carried out on the dial plate blank obtained by blanking and blank making in the step one;
step three: convex punching: putting the dial plate blank electroplated in the step two into a stamping die for stamping, so that a protruding hour hand nail is stamped on the dial plate blank;
step four: painting: painting the dial blank of the hour hand nail in the third step, coloring the dial blank and preventing the dial blank from being oxidized and discolored;
step five: grinding: grinding the raised hour hand nails on the dial blank by using a plane grinder to enable the hour hand nails to be highlighted;
step six: nailing: cutting at the convex position of the hour hand nail by a diamond cutter to cut shapes and patterns;
step seven: electroplating the hour hand nails: electroplating the hour-hand nails formed by the five-step grinding or six-step batch of nails, wherein the electroplating layer is only electroplated on the hour-hand nails.
2. The watch dial embossing process according to claim 1, wherein: the dial plate blank in the step one is disc-shaped, rectangular or waist-shaped.
3. The watch dial embossing process according to claim 1, wherein: in the third step, the hour hand nail punch bulge exceeds the surface of the dial plate blank by 0.3 mm.
4. The watch dial embossing process according to claim 1, wherein: and the grinding depth in the fifth step is 0.05 mm.
5. The watch dial embossing process according to claim 1, wherein: and the shape and the pattern cut in the sixth step are triangular prism shapes or quadrangular frustum pyramid shapes.
6. The watch dial embossing process according to claim 1, wherein: electroplating the base color in the second step, wherein the electroplating comprises silver electroplating, nickel electroplating and copper electroplating, and the dial blank is prevented from being oxidized while coloring; and the needle nail for electroplating in the seventh step comprises silver electroplating, nickel electroplating, copper electroplating and rose gold electroplating, and the needle nail is prevented from being oxidized while being colored.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798705.5A CN112445119A (en) | 2019-08-27 | 2019-08-27 | Watch dial embossing processing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910798705.5A CN112445119A (en) | 2019-08-27 | 2019-08-27 | Watch dial embossing processing technology |
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| CN112445119A true CN112445119A (en) | 2021-03-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910798705.5A Pending CN112445119A (en) | 2019-08-27 | 2019-08-27 | Watch dial embossing processing technology |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167708A (en) * | 2021-12-29 | 2022-03-11 | 深圳市时进钟表有限公司 | Dial plate with three-dimensional carved decorative pattern color coating and preparation method thereof |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3646653A (en) * | 1968-04-26 | 1972-03-07 | Jap Sa | Method and tool for making a watch dial with raised symbols |
| JPS5879181A (en) * | 1981-11-06 | 1983-05-12 | Hamasawa Kogyo:Kk | Manufacture of dial plate for wrist watch |
| CN1268683A (en) * | 1999-03-24 | 2000-10-04 | Eta草图制造公司 | Method for mfg. time-piece visual indicating member, and the member mfg. therewith |
| CN102483607A (en) * | 2009-07-06 | 2012-05-30 | Eta瑞士钟表制造股份有限公司 | Method for manufacturing a decorated part with a raised pattern |
| CN107402512A (en) * | 2016-05-19 | 2017-11-28 | 斯沃奇集团研究和开发有限公司 | It is provided with the manufacture method of the clock and watch of hollow or raised outer member |
| CN108508728A (en) * | 2018-04-20 | 2018-09-07 | 依波精品（深圳）有限公司 | Manufacturing method, dial plate and the wrist-watch of dial plate word nail |
-
2019
- 2019-08-27 CN CN201910798705.5A patent/CN112445119A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3646653A (en) * | 1968-04-26 | 1972-03-07 | Jap Sa | Method and tool for making a watch dial with raised symbols |
| JPS5879181A (en) * | 1981-11-06 | 1983-05-12 | Hamasawa Kogyo:Kk | Manufacture of dial plate for wrist watch |
| CN1268683A (en) * | 1999-03-24 | 2000-10-04 | Eta草图制造公司 | Method for mfg. time-piece visual indicating member, and the member mfg. therewith |
| CN102483607A (en) * | 2009-07-06 | 2012-05-30 | Eta瑞士钟表制造股份有限公司 | Method for manufacturing a decorated part with a raised pattern |
| CN107402512A (en) * | 2016-05-19 | 2017-11-28 | 斯沃奇集团研究和开发有限公司 | It is provided with the manufacture method of the clock and watch of hollow or raised outer member |
| CN108508728A (en) * | 2018-04-20 | 2018-09-07 | 依波精品（深圳）有限公司 | Manufacturing method, dial plate and the wrist-watch of dial plate word nail |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114167708A (en) * | 2021-12-29 | 2022-03-11 | 深圳市时进钟表有限公司 | Dial plate with three-dimensional carved decorative pattern color coating and preparation method thereof |
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Application publication date: 20210305 |
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