JP5056288B2 - Positioning device for bezel member - Google Patents

Description

  The present invention relates to a positioning device for a bezel member.

2. Description of the Related Art Conventionally, a wristwatch or the like in which an annular bezel member is arranged on an equipment case for decoration or the like is known. Furthermore, a technique is known in which an annular decorative member (decorative resin) is provided between the device case and the bezel member to further enhance the decorative effect (see, for example, Patent Document 1).
Japanese Utility Model Sho 63-141485

However, since the bezel member is positioned in the most prominent part of a wristwatch or the like, if the position of the device case and the bezel member is shifted, the aesthetic appearance of the wristwatch or the like is greatly impaired.
In addition, a wristwatch provided with a bezel member often has a tachymeter function, but if the positioning accuracy of the bezel member in the rotational direction is low, the accuracy of the tachymeter function is also lowered. For this reason, particularly in the case of such a model, the positioning accuracy of the bezel member in the rotational direction is required to be relatively high.

  Therefore, conventionally, for example, when both the device case and the bezel member are made of metal, a positioning recess or hole is provided in both the device case and the bezel member, and a metal pin is set up on the recess to form the bezel member. It was common to position so that the position does not shift.

  However, the metal pin is a very small part, and it takes time and effort to accurately position the bezel member, and it is difficult to position it reliably. Further, for example, when a decorative member is provided as in the technique described in Patent Document 1, since the decorative member only has a decorative effect and the bezel member cannot be positioned, the positioning pin and the decorative member Both of them have to be provided, which increases the number of parts and takes time for assembly.

  Therefore, the present invention has been made to solve the above-described problem, and it is possible to easily and reliably position a bezel member without increasing the number of parts, and to obtain a decorative effect of the bezel member. The object is to provide a positioning device.

In order to solve the above-mentioned problem, the invention described in claim 1
An equipment case,
A bezel member mounted on the upper surface of the device case;
An annular positioning member disposed between the device case and the bezel member, at least a part of which is exposed to the outside;
The positioning member includes a first positioning protrusion provided on a side facing the bezel member for positioning the bezel member in the circumferential direction, and a side facing the device case for positioning the bezel member on the device case. A second positioning protrusion provided,
In the positioning device for a bezel member, the first positioning convex portion and the second positioning convex portion are formed in different colors .
In order to solve the above problem, the invention according to claim 2
An equipment case,
A bezel member mounted on the upper surface of the device case;
An annular positioning member disposed between the device case and the bezel member, at least a part of which is exposed to the outside;
The positioning member includes a first positioning protrusion provided on a side facing the bezel member for positioning the bezel member in the circumferential direction, and a side facing the device case for positioning the bezel member on the device case. A second positioning protrusion provided,
The positioning device for a bezel member, wherein the first positioning convex portion and the second positioning convex portion have different shapes.

The invention according to claim 3 is the positioning device for the bezel member according to claim 1 or 2 ,
The positioning member is provided with one first positioning convex portion and two second positioning convex portions.

According to a fourth aspect of the present invention, in the bezel member positioning device according to the third aspect ,
The second positioning protrusions are arranged at point-symmetric positions with respect to the center of the positioning member or in the vicinity thereof.

According to a fifth aspect of the present invention, in the positioning device for a bezel member according to any one of the first to fourth aspects,
When the bezel member is attached to the device case on at least one of the side facing the device case and the side facing the bezel member, the positioning member has an upper surface of the device case or the bezel. A plurality of raised portions that abut against the lower surface of the member are formed.

A sixth aspect of the present invention is the positioning device for a bezel member according to any one of the first to fifth aspects,
The first positioning convex portion and the second positioning convex portion are arranged at positions that are vertically opposed to each other.

  According to the present invention, since the positioning of the bezel member is performed by the positioning member that is at least partially exposed to the outside, the positioning of the bezel member can be performed easily and reliably without increasing the number of parts, and the decorative effect can be obtained. There is also an effect that can be obtained.

[First Embodiment]
First, a first embodiment of a bezel member positioning device according to the present invention will be described with reference to FIGS. 1 to 6. In the present embodiment, a case where a positioning device for a bezel member is mounted on a wristwatch will be described as an example.

  FIG. 1 is an exploded perspective view showing a schematic configuration of a positioning device for a bezel member (hereinafter simply referred to as “positioning device”) according to the present embodiment, and FIG. 2 shows each configuration of the positioning device shown in FIG. It is a side view of a member. FIG. 3 is a cross-sectional view of a main part of a wristwatch incorporating the positioning device.

  As shown in FIGS. 1 to 3, the positioning device 1 includes a device case (watch case) 10, an annular bezel member 2 mounted on the upper surface of the device case 10, and a space between the device case 10 and the bezel member 2. An annular positioning member 3 to be arranged is provided.

The device case 10 is formed in an annular short column shape using a metal such as stainless steel or titanium. The device case 10 has a hollow inside, and a front surface side end portion (upper side in FIG. 3) of the wristwatch is a case upper surface portion 11. An annular standing portion 13 having a diameter smaller than the outer periphery of the case main body 12 extends upward from the case upper surface portion 11 (upper side in FIG. 3) along the outer periphery of the case main body 12 of the device case 10. Standing up. A surface-side opening 10 a is formed at the surface-side end portion (upper side in FIG. 3) of the standing portion 13. Further, an opening 10b on the back surface side is formed at the back surface side end portion (lower side in FIG. 3) of the device case 10.
A band attaching portion 14 to which a watch band (not shown) is attached is formed at one end side of the device case 10 and the other end side opposite to the device case 10, for example, a 12 o'clock side end portion and a 6 o'clock side end portion of the timepiece. . In addition, a plurality of operation buttons 15 for inputting various operation instructions such as a time adjustment instruction are provided on the outer periphery of the device case 10.

  A windshield 4 is attached to the opening 10a on the front surface side of the device case 10 via a waterproof ring 5 so as to close the opening 10a, and is also attached to the opening 10b on the back surface side of the device case 10. Are attached via a waterproof ring 7 so that the metal back cover 6 closes the opening 10b.

Inside the device case 10 is provided a module case (not shown) made of, for example, resin. Inside the module case is a circuit board (not shown) provided with a watch movement (not shown), a battery (not shown) for supplying power to each part of the wristwatch, an antenna structure, a receiving circuit (not shown) and the like. Various electronic parts (not shown) such as not shown) are accommodated.
In addition, on the case upper surface portion 11, on the outside of the standing portion 13, each second positioning convex portion 31 is provided corresponding to the position of two second positioning convex portions 31 of the positioning member 3 described later. Two recesses 17 for receiving are formed.

The bezel member 2 is formed in an annular shape from a metal such as stainless steel or titanium, and is disposed on the case upper surface portion 11 of the device case 10. The bezel member 2 includes a bezel upper surface portion 21 that is formed in a flat plate shape with a time character indicator or the like provided on the surface thereof, and a fitting portion 22 that is substantially perpendicular to the bezel upper surface portion 21. The inner diameter of the fitting portion 22 is slightly smaller than the outer diameter of the standing portion 13 that forms the opening 10 a of the device case 10, and the fitting portion 22 of the bezel member 2 is replaced with the standing portion of the device case 10. The bezel member 2 is fixed to the device case 10 by being press-fitted into the device 13.
As shown in FIG. 4, on the inner peripheral surface of the fitting portion 22 of the bezel member 2, the first positioning convex portion 31 is provided corresponding to the position of the first positioning convex portion 31 of the positioning member 3 described later. A notch portion 24 is formed.

The positioning member 3 is formed in an annular thin plate shape with resin. The inner diameter of the positioning member 3 is larger than the outer diameter of the standing portion 13 so that a gap is left between the positioning member 3 and the outer periphery of the standing portion 13 when the positioning member 3 is placed on the device case 10. It has become.
The positioning member 3 is configured such that at least a part of the side edge portion is exposed to the outside from between the device case 10 and the bezel member 2. Thereby, the color and texture of the positioning member 3 can be sensed from the outside, and the positioning member 3 functions as a decorative member.

In the positioning member 3, a first positioning convex portion 33 that performs positioning in the circumferential direction of the bezel member 2 is erected upward (upward in FIG. 1 and the like) at one end portion facing the bezel member 2. Has been. The first positioning projection 33 is fitted into the notch 24 of the bezel member 2 described above from the lower side, thereby positioning the bezel member 2 in the circumferential direction with respect to the positioning member 3.
In addition, on the side of the positioning member 3 facing the device case 10, two second positioning convex portions 31 are provided downward (downward in FIG. 1 and the like).

Any one of the two second positioning convex portions 31 is provided at a position vertically opposed to the first positioning convex portion 33. Further, the two second positioning convex portions 31 are arranged at point-symmetrical positions or in the vicinity thereof with respect to the center of the annular positioning member 3.
When the two second positioning convex portions 31 are fitted into the concave portion 17 of the device case 10 described above from above, the positioning member 3 is locked to the device case 10 at an appropriate position and in an appropriate direction. The positioning member 3 is positioned with respect to 10. By positioning the bezel member 2 in the circumferential direction as described above with respect to the positioning member 3 positioned with respect to the device case 10 in this manner, the bezel member 2 is correctly positioned with respect to the device case 10. The

  The lengths of the first positioning convex portion 33 and the second positioning convex portion 31 are determined according to the size and thickness of the entire timepiece in which the positioning device 1 is incorporated, the thickness and size of the device case 10 and the bezel member 2, and the like. Although not particularly limited, for example, it is about 1.5 mm.

  The method for forming the positioning member 3 is not particularly limited. For example, an injection molding method for forming a plastic by filling a mold with a soft resin such as plastic, or a plastic material dissolved in a solution. A casting method or the like can be applied in which the material is poured into a mold and solidified to form a plastic.

  Next, the operation of this embodiment will be described.

As shown in FIG. 5, first, the positioning member 3 is placed on the case upper surface 11 of the device case 10. In that case, the positioning member 3 is arrange | positioned so that the two 2nd positioning convex parts 31 of the positioning member 3 may each fit in the recessed part 17 formed on the case upper surface 11. As shown in FIG.
In the present embodiment, since one of the second positioning convex portions 31 is provided at a position facing the first positioning convex portion 33 in the vertical direction, the first positioning convex portion 33 is a concave portion of the device case 10. The positioning can be easily performed by adjusting the position of the positioning member 3 so as to be at a position corresponding to 17.

  Next, the bezel member 2 is moved to the positioning member 3 while aligning the circumferential position of the bezel member 2 so that the first positioning protrusion 33 of the positioning member 3 is locked to the notch 24 of the fitting portion 22. (See FIG. 6). Further, the fitting portion 22 of the bezel member 2 is press-fitted into the standing portion 13 of the device case 10. Thereby, the bezel member 2 is fixed to the device case 10 in a state where the bezel member 2 is accurately positioned. Further, the side edge portion of the positioning member 3 is exposed to the outside from between the device case 10 and the bezel member 2, and a decorative effect that the texture and color of the resin can be sandwiched between the metal members can be exhibited. It becomes a state.

  As described above, according to the present embodiment, the bezel member 2 can be easily and accurately positioned with respect to the device case 10 by the positioning member 3 that also functions as a decorative member when a part is exposed to the outside. Can do. For this reason, it is not necessary to use separate parts such as positioning pins, and the number of parts and assembly man-hours can be reduced.

  In addition, since two second positioning projections 31 are provided for positioning the positioning member 3 at a predetermined position on the device case 10, when the positioning member 3 is placed on the case upper surface portion 11, Even when there is a gap between the installation portion 13 and the positioning member 3, it can be positioned accurately and can be fixed so as not to cause a displacement.

  Furthermore, in this embodiment, since the 2nd positioning convex part 31 is arrange | positioned in the point-symmetrical position mutually with respect to the center of the cyclic | annular positioning member 3, or its vicinity, it positions the positioning member 3 more reliably, Misalignment can be prevented.

  In addition, one of the two second positioning protrusions 31 is disposed at a position vertically opposite to the first positioning protrusion 33. For this reason, even when it is difficult to confirm the position of the second positioning convex portion 31 when positioning the positioning member 3 at a predetermined position on the device case 10, the position of the first positioning convex portion 33 is viewed from above. The position of the positioning member 3 can be adjusted.

  Needless to say, the present invention is not limited to the above-described embodiment, and can be modified as appropriate.

[Second Embodiment]
Next, a second embodiment of the bezel member positioning device according to the present invention will be described with reference to FIG. In the following description, parts different from those of the first embodiment will be described.

  As shown in FIGS. 7A and 7B, in this embodiment, the bezel member positioning device (hereinafter, simply referred to as “positioning device”) is a device similar to the first embodiment. The case 10, the bezel member 25, and the positioning member 80 are provided.

As in the first embodiment, the positioning member 80 includes one first positioning convex portion 81 on the side facing the bezel member 25, and two second positioning convex portions 82 on the side facing the device case 10. Have one. The arrangement of the first positioning convex portion 81 and the second positioning convex portion 82 is the same as in the first embodiment.
In this embodiment, the 1st positioning convex part 81 is shorter than the 1st positioning convex part 33 in 1st Embodiment, for example, is about 1.3 mm. The first positioning convex portion 81 is not particularly limited as long as the cutout portion 26 of the bezel member 25 can be caught and positioned, and the length thereof is not particularly limited. It may be short.

  The cutout portion 26 of the bezel member 25 is formed shallower than the cutout portion 24 in the first embodiment so as to match the length of the first positioning convex portion 81.

  In addition, since the other structure is the same as that of what was demonstrated in 1st Embodiment, the same code | symbol is attached | subjected to the same member and the description is abbreviate | omitted.

  Next, the operation of this embodiment will be described.

First, the positioning member 80 is placed on the case upper surface of the device case 10. At that time, the positioning member 80 is disposed so that the two second positioning projections 82 of the positioning member 80 are fitted in the recesses 17 formed on the upper surface of the case, respectively.
In the present embodiment, since one of the second positioning convex portions 82 is provided at a position facing the first positioning convex portion 81 in the vertical direction, the first positioning convex portion 81 is a concave portion of the device case 10. The positioning can be easily performed by adjusting the position of the positioning member 80 so as to be at a position corresponding to 17.

  Next, while aligning the circumferential position of the bezel member 25 so that the first positioning convex portion 81 of the positioning member 80 is locked to the notch portion 26 of the fitting portion 28, the bezel member 25 is tilted from the oblique direction. It is placed on the positioning member 80 (see FIG. 7B), and the fitting portion 28 of the bezel member 25 is press-fitted into the standing portion 13 of the device case 10. Thereby, the bezel member 25 is fixed to the device case 10 in a state where the bezel member 25 is accurately positioned. Further, the side edge portion of the positioning member 80 is exposed to the outside from between the device case 10 and the bezel member 25, and a decorative effect that the texture and color of the resin can be sandwiched between the metal members can be exhibited. It becomes a state.

  In addition, it is the same as that of 1st Embodiment that this invention is not limited to the range of embodiment.

[Third Embodiment]
Next, a third embodiment of the bezel member positioning device according to the present invention will be described with reference to FIGS. Since the third embodiment is different from the first embodiment and the second embodiment only in the structure of the positioning member, in the following, in particular, the first embodiment and the second embodiment will be described. Different parts will be described.

  As shown in FIG. 8, in the present embodiment, the bezel member positioning device (hereinafter simply referred to as “positioning device”) is similar to the device case 10 in the same manner as in the first and second embodiments. The bezel member 2 and the positioning member 85 are provided.

As in the first and second embodiments, the positioning member 85 includes one first positioning protrusion 86 on the side facing the bezel member 2, and the second on the side facing the device case 10. Two positioning projections 87 are provided. The arrangement of the first positioning convex portion 86 and the second positioning convex portion 87 is the same as that in the first embodiment.
FIG. 9A is a perspective view of the first positioning convex portion 86, and FIG. 9B is a horizontal sectional view of the first positioning convex portion 86. As shown in FIGS. 9A and 9B, in the present embodiment, the first positioning protrusion 86 is formed in a columnar shape.
10A is a perspective view of the second positioning convex portion 87, and FIG. 10B is a horizontal sectional view of the second positioning convex portion 87. As shown in FIG. As shown in FIGS. 10A and 10B, in the present embodiment, the second positioning convex portion 87 is formed in a quadrangular prism shape.

  The shape of the notch 24 formed in the fitting portion 22 of the bezel member 2 and the shape of the recess 17 formed in the device case 10 are not particularly limited, but the shape of the first positioning protrusion 86 and the You may form in the shape which follows the shape of the 2 positioning convex part 87. FIG.

  In addition, since the other structure is the same as that of what was demonstrated in 1st Embodiment and 2nd Embodiment, the same code | symbol is attached | subjected to the same member and the description is abbreviate | omitted.

  Next, the operation of this embodiment will be described.

  First, the positioning member 85 is placed on the case upper surface of the device case 10 so that the side on which the second positioning convex portion 87 is provided faces down. At that time, the positioning member 85 is disposed so that the two second positioning projections 87 of the positioning member 85 are fitted in the recesses 17 formed on the upper surface of the case, respectively.

  Next, the bezel member 2 is moved to the positioning member 85 while the circumferential position of the bezel member 2 is adjusted so that the first positioning projection 86 of the positioning member 85 is locked to the notch 24 of the fitting portion 22. Further, the fitting portion 22 of the bezel member 2 is press-fitted into the standing portion 13 of the device case 10. Thereby, the bezel member 2 is fixed to the device case 10 in a state where the bezel member 2 is accurately positioned. Further, the side edge portion of the positioning member 85 is exposed to the outside from between the device case 10 and the bezel member 2, and a decorative effect that the texture and color of the resin can be sandwiched between the metal members can be exhibited. It becomes a state.

  As described above, according to the present embodiment, since the first positioning convex portion 86 and the second positioning convex portion 87 have different shapes, the front and back of the positioning member 85 can be easily discriminated and assembled. It is convenient at times.

  In the present embodiment, the configuration is such that the front and back of the positioning member can be easily distinguished by changing the shapes of the first positioning convex portion 86 and the second positioning convex portion 87. The configuration for facilitating the discrimination between the front and the back is not limited to this. For example, the first positioning convex portion and the second positioning convex portion may be formed in different colors.

In this case, as shown in FIG. 11A, the positioning member 90 has a two-layer structure including a first layer 91 and a second layer 92, and the first layer 91 and the second layer 92 are made of resins having different colors. It is good also as a different color for the 1st positioning convex part 93 and the 2nd positioning convex part 94 by forming. As described above, by configuring the positioning member 90 with two layers having different colors, the front and back of the positioning member can be easily discriminated and various decorative effects can be obtained.
Further, when it is desired to expose only one color of the resin layer between the device case and the bezel member due to design reasons or the like, as shown in FIG. Only the convex portions 96 may be formed in different colors so that the front and back of the positioning member 95 can be easily distinguished. In contrast to the one shown in FIG. 11B, only the second positioning convex portion 87 may be formed in a different color.
In addition, the first positioning convex portion and the second positioning convex portion may have different shapes, and the colors may also be different.

  In addition, it is the same as that of 1st Embodiment and 2nd Embodiment that this invention is not limited to the range of embodiment.

[Fourth Embodiment]
Next, a fourth embodiment of a bezel member positioning device according to the present invention will be described with reference to FIGS. Since the fourth embodiment is different from the first to third embodiments only in the structure of the positioning member, in the following, in particular, the first embodiment to the third embodiment will be described. Different parts will be described.

  As shown in FIG. 12, in the present embodiment, the bezel member positioning device (hereinafter simply referred to as “positioning device”) is similar to the device case 10 in the first to third embodiments. The bezel member 2 and the positioning member 100 are provided.

  In the present embodiment, as in the first to third embodiments, the positioning member 100 includes one first positioning convex portion 101 on the side facing the bezel member 2 and faces the device case 10. Two second positioning protrusions 102 are provided on the side to be operated.

As shown in FIG. 13, a plurality of raised portions 103 are provided on one surface of the positioning member 100 and provided with the first positioning convex portion 101 so as to be substantially uniform over the entire surface.
The raised portion 103 is formed in a substantially hemispherical shape and is a convex portion lower than the first positioning convex portion 101, and comes into contact with the lower surface of the bezel member 2 when the bezel member 2 is attached to the device case 10. It is like that. The shape and number of the raised portions 103 are not particularly limited, and may be arranged more sparsely than those shown in FIG. 13 or may be arranged more densely.

  In addition, since the other structure is the same as that of what was demonstrated in 1st Embodiment to 3rd Embodiment, the same code | symbol is attached | subjected to the same member and the description is abbreviate | omitted.

  Next, the operation of this embodiment will be described.

  First, the positioning member 100 is placed on the case upper surface of the device case 10 so that the side on which the second positioning convex portion 102 is provided faces downward. In that case, the positioning member 100 is arrange | positioned so that the two 2nd positioning convex parts 102 of the positioning member 100 may each fit in the recessed part 17 formed on the case upper surface.

  Next, the bezel member 2 is moved to the positioning member 100 while the circumferential position of the bezel member 2 is adjusted so that the first positioning convex portion 101 of the positioning member 100 is locked to the notch portion 24 of the fitting portion 22. Place on top. Further, the fitting portion 22 of the bezel member 2 is press-fitted into the standing portion 13 of the device case 10. Accordingly, as shown in FIG. 14, the plurality of raised portions 103 formed on the surface of the positioning member 100 are uniformly crushed by the bezel member 2, and the positioning member 100 and the bezel member 2 come into contact with each other with a wide contact area. The bezel member 2 is fixed to the device case 10 in a state where the bezel member 2 is accurately positioned. Further, the side edge portion of the positioning member 100 is exposed to the outside from between the device case 10 and the bezel member 2, and a decorative effect that the texture and color of the resin can be sandwiched between the metal members can be exhibited. It becomes a state.

As described above, according to the present embodiment, since the plurality of raised portions 103 are formed on the surface of the positioning member 100, when the bezel member 2 is press-fitted into the standing portion 13 of the device case 10, The raised portion 103 is uniformly crushed and the contact area between the positioning member 100 and the bezel member 2 can be increased.
Since it is technically difficult that the surfaces of the positioning member 100 and the bezel member 2 are completely flat, when the raised portion 103 is not provided, a gap is formed when the both are overlapped. For this reason, when there is no bulging part 103, in order to prevent the bezel member 2 from rattling, for example, it is necessary to apply an adhesive to fix the bezel member 2 and the positioning member 100. Further, when the positioning member 100 and the bezel member 2 are brought into full contact with each other without providing the raised portion 103, the bezel member 2 may be attached in a tilted manner when the thickness of the positioning member 100 is not uniform. There is.
On the other hand, if the positioning member 100 and the bezel member 2 are brought into contact with each other in a form in which a plurality of raised portions 103 are provided and the raised portions 103 are crushed as in the present embodiment, the degree of adhesion between the two increases. You can hold down. Further, by bringing the positioning member 100 and the bezel member 2 into contact with each other only at the tip portion of the raised portion 103, even when the thickness of the positioning member 100 is not uniform, the entire surface can be contacted uniformly, and the bezel member 2 can be stabilized. Can be held.

  In the present embodiment, the raised portion 103 is provided on the surface of the positioning member 100 facing the bezel member 2. However, for example, the raised portion 103 is provided on the surface of the positioning member 100 facing the device case 10. May be. Further, the raised portions 103 may be provided on both surfaces of the positioning member 100.

  Other than that, the present invention is not limited to the scope of the embodiments, as in the first to third embodiments.

[Fifth Embodiment]
Next, a fifth embodiment of the bezel member positioning device according to the present invention will be described with reference to FIG. The fifth embodiment is different from the first embodiment to the fourth embodiment only in the structure of the positioning member. Therefore, in the following, in particular, the first embodiment to the fourth embodiment will be described. Different parts will be described.

  As shown in FIG. 15, in this embodiment, the bezel member positioning device (hereinafter simply referred to as “positioning device”) is similar to the device case 10 in the same manner as in the first to fourth embodiments. The bezel member 2 and the positioning member 105 are provided.

  In the present embodiment, as in the first to fourth embodiments, the positioning member 105 includes one first positioning convex portion 106 on the side facing the bezel member 2 and faces the device case 10. Two second positioning projections 107 are provided on the side to be operated.

  As shown in FIG. 15, the side edge portion of the positioning member 105 is a thick portion 108 whose thickness is thicker than other portions, and this thickness when the bezel member 2 is attached to the device case 10. The portion 108 is exposed to the outside from between the bezel member 2 and the device case 10. The shape of the thick portion 108 is not limited to that illustrated.

  In addition, since the other structure is the same as that of what was demonstrated in 1st Embodiment-4th Embodiment, the same code | symbol is attached | subjected to the same member and the description is abbreviate | omitted.

  Next, the operation of this embodiment will be described.

  First, the positioning member 105 is placed on the case upper surface of the device case 10 so that the side on which the second positioning convex portion 107 is provided faces downward. At that time, the positioning member 105 is arranged so that the two second positioning convex portions 107 of the positioning member 105 are fitted in the concave portions 17 formed on the upper surface of the case, respectively.

  Next, the bezel member 2 is moved to the positioning member 105 while the circumferential position of the bezel member 2 is adjusted so that the first positioning convex portion 106 of the positioning member 105 is locked to the notch portion 24 of the fitting portion 22. Further, the fitting portion 22 of the bezel member 2 is press-fitted into the standing portion 13 of the device case 10. Thereby, the bezel member 2 is fixed to the device case 10 in a state where the bezel member 2 is accurately positioned. Further, the thickened portion 108 of the positioning member 105 is greatly exposed to the outside from between the device case 10 and the bezel member 2, and exhibits a decoration effect that the resin texture and color can be sandwiched between the metal members. It will be in a state that can.

  As described above, according to the present embodiment, since the thick portion 108 of the positioning member 105 is exposed to the outside from between the device case 10 and the bezel member 2, a larger decoration effect can be obtained.

  Note that the present invention is not limited to the above-described embodiments, and various modifications can be made without departing from the scope of the technical idea and object of the present invention.

  For example, in each of the above embodiments, the case where the positioning member is formed is exemplified, but the material for forming the positioning member is not particularly limited. For example, the positioning member may be formed of a metal such as stainless steel or titanium similarly to the device case or the bezel member. When the positioning member is made of metal, for example, a metal powder and a binder such as resin or wax are mixed and kneaded to give plasticity, and then injected into a mold and molded (injection molding). After removing (degreasing), it may be formed by a technique for producing a metal product by sintering (Metal Injection Molding (MIM)) or by forging.

  Moreover, in each said embodiment, although the case where one 1st positioning convex part and two 2nd positioning convex parts were provided was demonstrated as an example, a 1st positioning convex part and a 2nd positioning convex part are demonstrated. The number provided is not limited to that illustrated here. For example, two or more first positioning protrusions may be provided, or three or more second positioning protrusions may be provided. Further, for example, there is almost no difference between the inner diameter of the positioning member and the outer diameter of the standing portion 13, and when the positioning member 3 is placed on the device case 10, it is between the positioning member 3 and the outer periphery of the standing portion 13. In the case where there is no gap, only one second positioning convex portion may be provided. As described above, when there is no gap between the positioning member 3 and the standing portion 13, the positioning can be performed even with one second positioning convex portion.

  In each of the above-described embodiments, the case where the two second positioning convex portions are arranged at point-symmetrical positions or in the vicinity thereof with respect to the center of the annular positioning member is described as an example. The arrangement is not limited to that shown here. In order to reliably position the positioning member with respect to the device case, it is preferable to arrange the plurality of second positioning projections at positions as far as possible from each other.

  Further, in each of the above embodiments, the case where the first positioning convex portion is disposed at a position vertically opposite to one of the second positioning convex portions has been described as an example, but the position where the first positioning convex portion is provided. Is not limited to this.

  Further, for example, the bezel member positioning device shown in the first embodiment may be combined with all or part of the configurations shown in the second to fifth embodiments.

Further, in each of the above embodiments, the positioning member is simply placed on the device case, and each member is fixed by press-fitting the bezel member from above, but the positioning member is fixed to the device case with an adhesive or the like. Or you may make it assemble after fixing to a bezel member.
For example, after positioning the second positioning protrusion on the device case and placing the positioning member, the adhesive case is poured to fix the device case and the positioning member, and the bezel member is placed over the device case and the positioning member. Also good. Conversely, the bezel member and the positioning member may be fixed with an adhesive or the like and then attached to the device case.

Furthermore, in each said embodiment, although the case where the whole device case was formed with metals, such as stainless steel and titanium, was demonstrated as an example, the material which forms a device case is not limited to this. For example, the device case may be configured by attaching a metal cover such as stainless steel or titanium to the surface of a plastic case. Furthermore, the device case is not limited to metal, and may be made of non-metal such as synthetic resin or ceramic. Furthermore, the plastic case is formed by applying a surface treatment such as metallic coating to form a metal layer. It may be configured.
In each of the above embodiments, the case where the bezel member is formed in an annular shape from a metal such as stainless steel or titanium has been described as an example. However, the bezel member may be formed of a material other than metal, for example, a hard plastic. . Furthermore, it is not limited to an annular shape, and may be formed in a square shape.

  In each of the above-described embodiments, the case where the bezel member positioning device is mounted on a wristwatch has been described as an example. However, the bezel member positioning device of the present invention may be various devices other than a wristwatch, such as a table clock, a mobile phone, an electronic It is also applicable to dictionaries.

  In addition, it is needless to say that the present invention is not limited to the above embodiment and can be modified as appropriate.

It is a disassembled perspective view of the positioning device of the bezel member concerning a 1st embodiment of the present invention. It is a side view showing each part of the positioning device of the bezel member shown in FIG. It is principal part sectional drawing of the positioning apparatus of the bezel member shown in FIG. It is the disassembled perspective view which looked at the positioning device of the bezel member from the back cover side. It is the disassembled perspective view which looked at the positioning device of the bezel member from the bezel member side. It is a perspective view of the positioning device of the bezel member concerning a 1st embodiment of the present invention. (A) is principal part sectional drawing of the positioning apparatus of the bezel member which concerns on the 2nd Embodiment of this invention, (b) is sectional drawing which showed the process of assembling a bezel member. It is principal part sectional drawing of the positioning apparatus of the bezel member which concerns on the 3rd Embodiment of this invention. (A) is a perspective view of the 1st positioning convex part of the positioning member shown in FIG. 8, (b) is sectional drawing of the horizontal direction of (a). (A) is a perspective view of the 2nd positioning convex part of the positioning member shown in FIG. 8, (b) is sectional drawing of the horizontal direction of (a). (A) And (b) is principal part sectional drawing of the positioning member in the modification of 3rd Embodiment. It is principal part sectional drawing of the positioning apparatus of the bezel member which concerns on the 4th Embodiment of this invention. It is a perspective view of the positioning member shown in FIG. It is principal part sectional drawing to which the dashed-dotted line part of FIG. 12 was expanded. It is principal part sectional drawing of the positioning apparatus of the bezel member which concerns on the 5th Embodiment of this invention.

Explanation of symbols

1 Positioning device (Positioning device for bezel member)
2 Bezel member 3 Positioning member 4 Windshield 6 Back cover 10 Device case 10a, 10b Opening portion 11 Case upper surface portion 12 Case body 13 Standing portion 17 Recessed portion 21 Bezel upper surface portion 22 Fitting portion 24 Notch portion 31 Second positioning Convex part 33 First positioning convex part 103 Raised part 108 Thick part

Claims (6)

An equipment case,
A bezel member mounted on the upper surface of the device case;
An annular positioning member disposed between the device case and the bezel member, at least a part of which is exposed to the outside;
The positioning member includes a first positioning protrusion provided on a side facing the bezel member for positioning the bezel member in the circumferential direction, and a side facing the device case for positioning the bezel member on the device case. A second positioning protrusion provided,
The positioning device for a bezel member, wherein the first positioning convex portion and the second positioning convex portion are formed in different colors. An equipment case,
A bezel member mounted on the upper surface of the device case;
An annular positioning member disposed between the device case and the bezel member, at least a part of which is exposed to the outside;
The positioning member includes a first positioning protrusion provided on a side facing the bezel member for positioning the bezel member in the circumferential direction, and a side facing the device case for positioning the bezel member on the device case. A second positioning protrusion provided,
The positioning device for a bezel member, wherein the first positioning convex portion and the second positioning convex portion have different shapes. 3. The positioning device for a bezel member according to claim 1 , wherein the positioning member is provided with one first positioning convex portion and two second positioning convex portions. 4. 4. The positioning device for a bezel member according to claim 3 , wherein the second positioning convex portions are arranged at point-symmetric positions or in the vicinity thereof with respect to the center of the positioning member. 5. When the bezel member is attached to the device case on at least one of the side facing the device case and the side facing the bezel member, the positioning member has an upper surface of the device case or the bezel. The positioning device for a bezel member according to any one of claims 1 to 4, wherein a plurality of raised portions that abut against a lower surface of the member are formed. The bezel member according to any one of claims 1 to 5 , wherein the first positioning convex portion and the second positioning convex portion are arranged at positions that are vertically opposed to each other. Positioning device.

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