JPH09237083A - Music box device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To make a method for mounting a music box movement to a case simple and sure. SOLUTION: The inside surface in the upper part of the case 1 is provided with projecting part 6 and is formed with detaining pawls 8, 9 along a notched part 5 continuous with an aperture near the inlet of its lateral side aperture 4. When the music box movement 2 is inserted through the aperture 4 from the lateral direction of the frame 3 by freely fitting a winding-up shaft 12 into the notched part 5, a hole 14 for supporting the top end of the winding shaft of a perfume box 11 is brought into pressurized contact with the projecting part 6 and the frame 3 is engaged with the detaining pawls 8, 9, by which the movement is housed and fixed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a music box device including a music box movement and a case for storing and fixing the same, and more particularly to a music box device having a structure capable of easily and surely fixing the music box movement in the storage case.

[0002]

2. Description of the Related Art A general music box-equipped product is manufactured and sold mainly for its design, and it is usually impossible to freely specify the music of a music box. This situation is the mainstream. Therefore, recently, a product and a music box of various songs are separately manufactured, and they are also sold in combination at a sales site. For example, as shown in FIG. 11, music boxes of various tunes are prepared, and the music box OG selected according to preference is placed in an appropriate cosmetic box BOX. In this way, the user can enjoy the music selection.

For the music box used for such requirements, the music box movement must be housed and fixed in a predetermined case having a good appearance, and assembled as a small music box unit. As a method for assembling such a music box alone, conventionally, as shown in FIG. 12, a music box movement OGM is fixed to a mounting plate P with a screw N, and a claw C of a case C is fixed.
It was attached to Case C in combination with 1. In addition, OGM1
Is the winding axis of the whole dance.

[0004]

As described above, in the conventional method of mounting the music box movement on the case, the case mounting plate and the mounting screws must be used.
Since it was a finished product with a good appearance, it could not be made at the sales site, and it was produced by the manufacturer. If the music box movement is not securely fixed to the case as described above, sound and vibration transmission may become unstable, which may cause creaking noise or sound attenuation due to insufficient transmission. Needed. The purpose of the present invention is to attach the music box movement to the storage member (case),
It is to be simple and secure without the use of mounting plates and mounting screws.

[0005]

In order to achieve the above object, a music box device according to the invention of claim 1 drives a frame to which a vibration valve is fixed, and a drum which plays the music by playing the vibration valve. A music box movement having an incense box that houses the whole dance and is formed substantially in the center of the frame, a winding shaft for the whole dance that penetrates the frame, and a speed control unit that controls the rotational speed of the drum, and the music box. A storage member having an opening for inserting a movement from the side surface of the frame and a storage member formed with a cutout portion continuous with the opening in which the winding shaft is loosely fitted, and the storage box. An abutment portion with which the upper surface of the music piece abuts, and an elastically deformable locking portion that engages with the frame in a direction opposite to the corresponding contact portion, and the music box movement is provided in the storage member. The inserted from the side of the frame, and the gist of the fact that the contact portion between said music box movement and by the locking portion in the pressed state barrel is fixed to the housing member.

According to a second aspect of the present invention, in the music box device of the first aspect, the contact portion is formed on an extension line of the winding shaft.

According to a third aspect of the present invention, in the music box device of the second aspect, the contact portion is a convex portion, and the barrel barrel is formed with a hole for supporting the upper end of the winding shaft, which engages with the convex portion. It is a thing.

The music box device according to a fourth aspect of the present invention is the music box device according to any one of the first to third aspects of the invention, wherein the music box movement is formed into a substantially square shape when viewed from the winding axis direction of the whole dance. Is formed substantially in the center of the music box movement.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In the embodiment of the invention of claim 1, the music box movement has a barrel which houses a drum driving complete dance in a substantially central portion of a frame. And, preferably, the hoisting shaft of the whole dance penetrates substantially the center of the frame vertically, the lower end projects from the bottom of the frame, and the upper end is supported by the bearing hole formed in the barrel, but of course it is limited to this structure. It is not something that will be done. The case, which is a member for accommodating the music box movement, has an opening for insertion from the side of the frame, and a notch is formed on the bottom surface so as to be continuous with the opening. An abutting portion is provided on the inner side of the upper part of the case, and an elastically deformable locking claw is formed near the entrance of the opening on the bottom surface in the direction opposite to the abutting portion. The music box movement is inserted from the side of the frame with the winding shaft loosely fitted into the notch from its opening, the barrel is pressed against the abutment, and the locking claw engages with the frame in that state, Stored and fixed. Therefore, the music box is significantly simpler than the music box OG shown in FIG. 11, the cost can be reduced, and the music box movement can be managed as it is produced.

According to the second aspect of the present invention, the contact portion is formed on the inner surface of the upper part of the case on the extension line of the winding shaft of the music box movement. With this structure, even if some external force acts in the axial direction of the winding shaft, such as when the whole dance is wound up or dropped from the winding shaft, the external force can be received by extension. So it's hard to break.

According to the third aspect of the present invention, the abutting portion is a convex portion formed on the inner surface of the upper part of the case, and when the music box movement is attached, the convex portion is a bearing hole (a hole for supporting the upper end of the winding shaft) of the barrel. ) Is engaged. According to this structure, the bearing holes of all the dance shafts can be used for the position regulation of the music box movement.

In the embodiment of the invention of claim 4, the music box movement has a substantially square shape when viewed from the winding axis direction of the whole dance, and its axis is formed substantially at the center of the music box movement. With such a configuration, the opening of the case is formed on the side of the frame, so that the inserting direction of the music box movement can be freely selected according to needs. For example, the governor part (speed controlling part) of the music box movement can be freely set to the opening side or the back side of the case. In particular, when the governor section is on the opening side, it is easy to add an on / off mechanism (stopper) for the music box that is performed by the governor section.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention shown in the drawings will be described below.
1 to 5 are a plan view, a side view, a cross-sectional view taken along the line AA, a bottom view and a perspective view of a storage case in an embodiment of the music box device of the present invention. In FIG. 1, reference numeral 1 denotes a case as the storage member, which is made of synthetic resin, metal, or the like, and has an opening 4 on its right side surface, for example. A convex portion (pressure contact boss) 6 as the contact portion is integrally formed on the inner surface of the upper portion of the case 1, and a cutout portion 5 continuous with the opening portion 4 is formed on the bottom surface. In the vicinity of the entrance of the opening 4 along the notch 5 on the bottom surface of the case, locking claws 8 and 9 that are elastically deformable in the direction opposite to the convex 6 are formed. The hole 13 in the upper part of the left side wall of the case 1 is used to remove the mold for forming the convex portion 6.

FIG. 6 shows a state in which the music box movement 2 is housed and fixed in the case 1 described above. In the figure, reference numeral 2 is a music box movement, and as will be described later in detail, a frame 3 to which a vibration valve is fixed, and a frame 3 for accommodating the whole dance for driving a drum that plays the vibration valve to play a tune are omitted. It has a barrel 11 formed at the center, a hoisting shaft 12 for the whole dance that penetrates through the frame 3, a speed control unit that controls the rotational speed of the drum, and the like.

This music box movement 2 is case 1
In order to store and fix the music box, the music box movement 2 is inserted from the side of the frame 3 by loosely fitting the winding shaft 12 into the notch portion 5 from the side of the opening 4, and the convex portion 6 and the barrel 11 are pressed against each other. Thus, the engaging claws 8 and 9 engage with the lower surface side portion of the frame 3 so that they can be easily inserted and fixed. In this case, it is preferable that the convex portion 6 as the contact portion is formed on an extension line of the winding shaft 12. According to this structure, even if an external force is applied in the axial direction, the external force is received by the extension thereof, so that the attachment state of the case 1 and the music box movement 2 is less affected, and the attachment is firm. it can. Further, if the hole 14 for supporting the upper end of the winding shaft is formed in the upper surface of the barrel 11, and the convex portion 6 is engaged with the hole 14 at the time of mounting, not only the above effect can be obtained but also this The hole 14 can be used for position regulation when the music box movement 2 is attached.

FIG. 7 shows an example of the music box movement 2 used in the present invention. In the figure, 21 is a vibration plate having a comb-shaped vibration valve, 22 is a rotary drum having a large number of pins 22a on its outer peripheral surface, and 23 is a frame (the case (product, product)) for transmitting the vibration of the vibration plate 21 to a mounting member (case, product). 3) and 24 are barrels placed on the frame 23. The barrel barrel 24 covers the entire body that serves as a rotation driving source of the drum 22, the speed increasing gear train that accelerates the rotation of the winding shaft when the full body is released, and the like. Reference numeral 25 denotes a speed adjusting member, which engages with the speed increasing gear train, and brakes the opening force of the entire dance to adjust the speed.

As shown in FIG. 8, the hoisting shaft 26 of the whole dance
Is mounted on the frame 23 so as to be perpendicular to the frame surface, and a part thereof projects downward. The barrel 24 is formed with a hole 24a for supporting the upper end of the winding shaft, and is used for engaging the protrusion and regulating the position as described above.

Further, as shown in FIG. 9, the vibration plate 21, the rotary drum 22, the speed increasing gear train 27, and the speed adjusting member 25 are all 28.
The frame 23 so as to surround the winding shaft 26 of
Is placed on top. The rotation center of the rotary drum 22 is arranged perpendicular to the frame surface, and the vibration valve 2 of the vibration plate 21 is arranged.
The diaphragm 21 is arranged perpendicularly to the frame 23 so that the tip of the la 1 and the pin 22a of the drum 22 are engaged with each other.

The above-mentioned music box movement is particularly suitable for carrying out the present invention in the following points, but it is needless to say that it is not limited thereto. That is, the music box movement 2 of FIG. 7 has a substantially square shape when viewed from the direction of the winding shaft 26 of the whole dance, and since the shaft 26 is formed substantially in the center of the music box movement 2, the opening portion is formed on the side. Using the case, the music box movement 2 can be inserted into the opening from any side, and the direction can be freely selected according to various needs. For example,
As shown in FIG. 10, it can be inserted into the case 1 from the direction of (a) or (b), and in the case of (a), the speed control member (governor part)
25 is located on the side of the opening 4, and in the case of (b), the rotary drum 22 is located on the side of the opening 4. Therefore,
In the case of (a), since the speed control member is located in the opening and the stopper can be freely actuated, the sounding can be linked with the opening and closing when used in a jewelry box.

[0020]

According to the configuration of the music box device of the present invention described above, the following excellent effects are practically exhibited. (1) To attach the music box movement to the case,
It can be done very simply without using a mounting plate or mounting screws. (2) Since the music box movement can be securely attached to the case, sound and vibration transmission to the case is stabilized, and this sound and vibration can be resonated to produce a loud sound. (3) If the music box movement shown in FIG. 7 is used, it has a substantially square shape, and most of the members except the drum, the diaphragm, and the braking member on the frame are covered with the barrel in a shape close to a rectangle. The upper barrel of the winding shaft also has a hole capable of pressure contact and position regulation, which is suitable for the present invention.
Especially, it is preferable that the barrel and the diaphragm are not affected even if the barrel is pressed against the convex portion of the case. (4) By virtue of the effects of (1) and (2) above, instead of the music box OG as shown in FIG. 11, it is possible to easily assemble a user-selectable music box and attach it to a product at the sales site. It became possible, and the cost of the music box itself decreased, and the manufacturing became easy. (5) As shown in Fig. 7, the music box movement is approximately square when viewed from the winding axis direction of the whole dance, and when the axis is provided at approximately the center of the music box movement, there is an opening on the side of the case, so the insertion of the music box movement. The direction can be selected according to various needs. (6) Since the music box movement can be produced and supplied to the sales floor, the production and management are more advantageous than before.

[Brief description of drawings]

FIG. 1 is a plan view of a storage case according to an embodiment of the present invention.

FIG. 2 is a side view of the case.

FIG. 3 is a sectional view of the case taken along the line AA.

FIG. 4 is a bottom view of the case.

FIG. 5 is a perspective view of the case.

FIG. 6 is a front sectional view showing an embodiment of the present invention.

FIG. 7 is a perspective view showing an example of a music box movement used in the present invention.

8 is a cross-sectional view showing the structure of the hoisting shaft and its vicinity of the music box movement of FIG.

9 is a plan view of the music box movement of FIG. 7. FIG.

FIG. 10 is a diagram showing a method of storing the music box movement of FIG. 7 in a case.

FIG. 11 is a view showing a method of attaching a case of a conventional music box movement.

FIG. 12 is a perspective view showing an example of use of a music box alone capable of selecting music.

[Explanation of symbols]

 1 Case 2 Music Box Movement 3 Frame 4 Opening 5 Cutout 6 Convex 8, 9 Locking Claw 11 barrel 12 Hoisting shaft 14 Hole for supporting upper end of hoisting shaft

Claims (4)

[Claims] 1. A frame having a vibrating valve fixed thereto, a barrel barrel accommodating an entire dance for driving a drum which plays the song by playing the vibrating valve, and a barrel box formed substantially in the center of the frame, and penetrates the frame. The winding shaft having the winding shaft for the whole dance, a music box movement having a speed adjusting portion for adjusting the rotation speed of the drum, an opening portion for inserting the music box movement from a side surface direction of the frame, and the winding shaft. An abutment portion having a storage member formed with a cutout portion that is continuous with the opening portion that is loosely fitted, and an abutment portion with which the upper surface of the barrel barrel abuts the storage member, and an engagement portion with the frame in a direction opposite to the contact portion. An elastically deformable locking portion is formed, and the music box movement is inserted into the storage member from a side surface direction of the frame to bring the contact portion and the barrel into a pressure contact state. A music box device, wherein the music box movement is fixed to the storage member by the locking portion. 2. The music box device according to claim 1, wherein the contact portion is formed on an extension line of the winding shaft. 3. The music box device according to claim 2, wherein the contact portion is a convex portion, and the barrel barrel is formed with a hole for supporting the upper end of the winding shaft which engages with the convex portion. 4. The music box movement is formed into a substantially square shape when viewed from the winding axis direction of the whole dance, and the winding shaft is formed substantially at the center of the music box movement. The music box device described in Crab.