JP3285615B2 - Manufacturing method of multifunctional dial - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for manufacturing a multifunctional dial having other display units such as a timer and a Christian era.

[0002]

2. Description of the Related Art Conventionally, a multi-function dial having other display units such as a timer, a Christian year, etc. has a display unit main body 20 as shown in FIG. It is configured accordingly. And other display units 21, 22,
Reference numeral 23 and the like have a lower surface than the surface of the display unit main body 20, and the color tone of the display unit main body 20 and the other display units 21, 22,
By changing the color tone of 23 etc. in various ways, it is rich in variety.

[0003] Other display portions 21 and 22 of the multifunctional dial.
FIG. 17 shows a conventional process for forming 2, 23 and the like.
21 through FIG. First, a concave portion 25 is formed on a dial substrate 24 as shown in FIG. 17 by machining a portion to be another display portion (FIG. 18). Next, the display unit body 20
The colored resin film 26 is formed by painting in order to obtain the desired color tone (FIG. 19). Then, as shown in FIG.
In order to smooth the surface of No. 6, polishing is performed by lapping. Note that the thickness of the colored resin film 26 in FIG. 19 needs to be thicker than normal coating because it is necessary to wrap it later to make it a smooth surface. Next, as shown in FIG. 21, a color print film 27 having a color tone different from that of the color resin film 26 is formed in the concave portion 25 serving as another display portion by pad printing.

[0004]

In the above-mentioned conventional manufacturing method, since the concave portion 25 is machine-processed and the colored resin film 26 is applied thicker, the lower surface of the concave portion 25 is sagged, lacks sharpness, and has a poor appearance. There was a problem that.

Further, since the colored print film 27 on the lower surface of the concave portion 25 is pad-printed, misregistration of printing is likely to occur, and the gloss is different from that of the colored resin film 26 formed by coating.
There was a problem that the appearance was poor and the texture was reduced. SUMMARY OF THE INVENTION The present invention solves the above problems, improves the quality of other display units in a multifunctional dial, and provides a multifunctional dial with good appearance.

[0006]

SUMMARY OF THE INVENTION According to the present invention, after forming a colored substrate resin film on a dial substrate by coating, a concave portion is formed by machining in a portion to be another display portion, and the entire surface is coated. After the colored resin film is formed, the upper surface is smoothed by removing the colored resin film by lapping and polishing the substrate resin film to such an extent that the upper surface is further cut into the substrate resin film. It is a colored substrate resin film and the concave portion is a colored resin film.

Further, after forming a transparent resin film by coating on a dial board having a basis weight and plating, a concave portion is formed by machining in a portion to be another display portion, and a colored resin is further coated on the entire surface. After the film is formed, the upper surface is smoothed by removing the colored resin film by lapping and polishing the transparent resin film to an extent that the colored resin film bites into the transparent resin film. And the concave portion is a colored resin film.

Further, after forming a transparent resin film by coating on the dial board having the basis weight and the plating, a concave portion is formed in a portion to be another display portion, and the concave portion is further plated. After applying a clear coating on the entire rear surface, further removing the clear coating by lapping the upper surface and polishing the transparent resin film to such an extent that the transparent resin film is further cut into the transparent resin film, thereby smoothing the upper surface of the transparent resin film. The resin film is used, and the concave portion has a clear painted surface.

[0009]

According to the present invention, a resin film such as a colored substrate resin film, a colored resin film or a transparent resin film is formed on a dial substrate by painting, and then a concave portion is formed by machining in a portion to be another display portion. In order to form, the resin film does not remain in the concave portion,
There is no influence of sagging of the resin film, and it is only necessary to have a thickness that can be flattened by lapping later, so that the thickness can be easily managed.

Further, the colored resin film formed on the entire surface by coating is only for producing the color tone of the concave portion, and can be formed thinly. It is formed uniformly.

[0011]

Embodiments of the present invention will be described below with reference to the drawings. 1 to 4 are cross-sectional views showing the steps of manufacturing a multifunctional dial according to a first embodiment of the present invention. First, as shown in FIG. 1, a colored substrate resin film 2 is coated on a dial substrate 1 made of a Bs material having a thickness of 0.40 mm and formed with a central hole of a dial and a central hole of another display portion. 05mm-0.07m
m. Since the colored substrate resin film 2 is polished later by lapping to obtain a smooth surface,
mm or more is sufficient. Next, as shown in FIG.
The concave portion 3 was formed at a depth of 0.15 mm from the surface. Next, as shown in FIG. 3, a colored resin film 4 having a color tone different from the color tone of the colored substrate resin film 2 is applied by 0.015 to the entire surface.
It was formed to a thickness of 0.020 mm. The colored resin film 4 has a thickness of 0.03 m so that the shape of the concave portion 3 is sharp.
m or less. Next, as shown in FIG. 4, the upper surface is polished by lapping so that the thickness of the colored substrate resin film 2 becomes 0.03 to 0.04 mm. The colored resin film 4 was formed. Thereafter, a time character, a character, and the like are formed by an ordinary method to obtain a multifunctional dial.

[0012] The multifunctional dial formed by the above method is
The concave portion 3 serving as another display portion is not affected by the first colored substrate resin film 2, and the desired colored resin film 4 can be formed thin only in the concave portion 3, and the shape of the concave portion 3 can be sharpened. It can be maintained, and there is no problem of misalignment of printing as in the conventional pad printing, and since it can be formed by the same method (painting) as the substrate resin film 2, the gloss becomes the same as that of the paint, and the overall appearance is very good. It becomes a multifunctional dial with improved quality.

In this embodiment, the concave portion 3 serving as another display portion is provided.
The colored resin film 4 having the same color tone was formed in the same manner as above, but in order to make the concave portion 3 have a different color tone, a colored resin film having a desired color tone was applied to the other concave portion while the other concave portion was dried. It is also possible to cover the concave portions and apply a colored resin film of another color to one concave portion to obtain a variety of colors and rich variety.

FIGS. 5 to 9 are sectional views showing the steps of manufacturing a multifunctional dial according to a second embodiment of the present invention. As shown in FIG. 6, a dial substrate 5 made of a 0.4 mm thick Bs material having a center hole of a dial, a center hole of another display unit, and a surface pattern / plated 6 as shown in FIG. A transparent resin film 7 is formed to a thickness of 0.05 mm to 0.07 mm by painting.
Next, as shown in FIG. 7, a concave portion 8 is formed at a depth of 0.15 mm from the surface of the dial substrate 5 by machining in a portion to be another display portion. Next, as shown in FIG. 8, a colored resin film 9 is formed on the entire surface to a thickness of 0.15 mm to 0.20 mm by painting. Then, as shown in FIG. 9, the upper surface is wrapped so that the thickness of the transparent resin film 7 is 0.03 to 0.3.
Polishing was performed so as to be 04 mm, and the upper surface was formed into the transparent resin film 7 and the concave portion 8 was formed into the colored resin film 9. By doing so, the upper surface of the dial substrate 5 can be seen through the transparent resin film 7 to see the color tone of the perforated pattern / plating 6, and the concave portion 8 can see the color tone of the colored resin film 9 having a sharp shape. Thereafter, a time character, a dial, and the like are formed by a normal method to obtain a multifunctional dial.

FIGS. 10 to 15 are sectional views showing the steps of manufacturing a multifunctional dial according to a third embodiment of the present invention. As shown in FIG. 10, a dial plate substrate 10 made of a 0.4 mm-thick Bs material having a center hole of a dial, a center hole of another display unit, and a surface pattern / plated 11 on the surface is shown in FIG. As shown, the transparent resin film 12 is coated with 0.05 mm to 0.07 m by coating.
After forming with a thickness of m, a concave portion 13 is formed at a depth of 0.15 mm from the surface of the dial plate substrate 10 by machining in a portion to be another display portion as shown in FIG. Next, FIG.
As shown in FIG. 3, Au plating 14 is applied to the portion of the recess 13 where the dial substrate 10 is exposed, and then a clear coating 15 is applied to the entire surface as shown in FIG. 14. Then, as shown in FIG. 15, the upper surface is polished by lapping so that the thickness of the transparent resin film 12 becomes 0.03 to 0.04 mm, the upper surface becomes the transparent resin film 12, and the concave portion 13 becomes the clear coating 15. I did it. By doing so, the transparent resin film 1
2 and the basis pattern / plating 1 on the upper surface of the dial board 10
1 can be seen, and the recess 13 can be seen through the clear coating 15 to have a sharp color tone of the Au plating 14. After that, a time character, a character and the like are formed by a usual method to obtain a multifunctional dial.

[0016]

As described in detail above, after a resin film such as a colored substrate resin film, a colored resin film or a transparent resin film is formed on a dial substrate by painting, a portion to be another display portion is formed. Since the concave portion is formed by machining, the resin film does not remain in the concave portion, and the influence of the resin film is eliminated. Therefore, the thickness can be easily controlled by painting and the workability is improved.

Further, the colored resin film formed on the entire surface by coating is only for producing the color tone of the concave portion, so that it can be formed thinly. Since it is formed uniformly, it has a very good appearance. Further, since the surface of the dial substrate is exposed by machining in the concave portion, it is possible to plate only the concave portion, and it is possible to manufacture a multi-functional dial plate having a higher-grade plating specification.

[Brief description of the drawings]

FIG. 1 is a sectional view showing a manufacturing process of a multifunctional dial according to a first embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a manufacturing process of the multifunctional dial according to the first embodiment of the present invention.

FIG. 3 is a sectional view showing a manufacturing process of the multifunctional dial according to the first embodiment of the present invention.

FIG. 4 is a sectional view showing a manufacturing process of the multifunctional dial according to the first embodiment of the present invention.

FIG. 5 is a sectional view showing a manufacturing process of the multifunctional dial according to the second embodiment of the present invention.

FIG. 6 is a cross-sectional view showing a process of manufacturing a multifunctional dial according to a second embodiment of the present invention.

FIG. 7 is a cross-sectional view showing a manufacturing process of a multifunctional dial according to a second embodiment of the present invention.

FIG. 8 is a sectional view showing a manufacturing process of the multifunctional dial according to the second embodiment of the present invention.

FIG. 9 is a cross-sectional view showing a manufacturing process of the multifunctional dial according to the second embodiment of the present invention.

FIG. 10 is a cross-sectional view showing a process of manufacturing a multifunctional dial according to a third embodiment of the present invention.

FIG. 11 is a sectional view showing a manufacturing process of a multifunctional dial according to a third embodiment of the present invention.

FIG. 12 is a cross-sectional view showing a process of manufacturing a multi-function dial according to a third embodiment of the present invention.

FIG. 13 is a sectional view showing a manufacturing process of the multifunctional dial according to the third embodiment of the present invention.

FIG. 14 is a cross-sectional view illustrating a manufacturing process of the multifunctional dial according to the third embodiment of the present invention.

FIG. 15 is a sectional view showing a manufacturing process of the multifunctional dial according to the third embodiment of the present invention.

FIG. 16 is a plan view of a conventional multifunctional dial.

FIG. 17 is a cross-sectional view showing a process of manufacturing a conventional multifunctional dial.

FIG. 18 is a cross-sectional view showing a process for manufacturing a conventional multifunctional dial.

FIG. 19 is a cross-sectional view showing a process for manufacturing a conventional multifunctional dial.

FIG. 20 is a cross-sectional view showing a manufacturing process of a conventional multifunctional dial.

FIG. 21 is a cross-sectional view showing a manufacturing process of a conventional multifunctional dial.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 dial plate substrate 2 colored substrate resin film 3 concave portion 4 colored resin film 5 dial plate substrate 6 weight and plating 7 transparent resin film 8 concave portion 9 colored resin film 10 dial substrate 11 weight and plating 12 transparent resin film 13 concave portion 14 Au Plating 15 Clear coating

────────────────────────────────────────────────── ─── Continuation of the front page Examiner Taku Kakizaki (56) References JP-A-4-187757 (JP, A) JP-A-56-55299 (JP, A) JP-A-59-193383 (JP, A) JP-A-53-83597 (JP, A) JP-A-5-127599 (JP, A) JP-A-4-55079 (JP, U) JP-A-57-201249 (JP, U) JP-A-53-20597 (JP, A) JP, U) Tokiko 33-4980 (JP, B1) Jiko 49-15325 (JP, Y1) (58) Fields investigated (Int. Cl. ⁷ , DB name) G09F 7/16 B44C 1/22

Claims (4)

(57) [Claims] 1. A method of manufacturing a multi-function dial having at least one other display portion, comprising forming a colored substrate resin film on a dial substrate by painting, and then machining another portion to be a display portion. After forming a colored resin film by painting over the entire surface, the upper surface is polished to the extent that the colored resin film is removed by lapping and further cut into the substrate resin film to smooth the substrate resin film. By doing
A method for manufacturing a multifunctional dial, wherein the upper surface is a smooth colored resin substrate film and the recess is a colored resin film. 2. A method for manufacturing a multi-function dial having at least one other display portion, comprising: forming a transparent resin film by coating on a dial substrate having a basis weight and plating; After forming a concave portion by machining in a portion to be formed, further forming a colored resin film by painting over the entire surface, removing the colored resin film by lapping the upper surface and polishing the transparent resin film to a further degree so that it is transparent. A method for manufacturing a multifunctional dial, wherein the resin film has a smooth surface so that the upper surface is a smooth transparent resin film and the recess is a colored resin film. 3. The color resin film is formed of a color resin film having a different color tone for each of the concave portions, and one of the concave portions is masked, and a color resin film having a desired color tone is coated on the entire surface including the other concave portion. 3. The method for producing a multifunctional dial according to claim 1, wherein after drying, the other concave portion is masked, and the entire surface including the one concave portion is coated with a colored resin film of another color. 4. A method of manufacturing a multi-function dial having at least one other display portion, wherein a transparent resin film is formed by coating on a dial substrate having a basis weight and plating, and then the other display portion is formed. A concave portion is formed in a portion to be formed, and further, a clear coating is applied to the entire surface after plating the concave portion, and the upper surface is further removed by removing the clear coating by lapping and further polished to such an extent that the transparent resin film is bitten. A method for manufacturing a multifunctional dial, characterized in that the resin film has a smooth surface so that the upper surface is a smooth transparent resin film and the concave portion is a clear painted surface.