JP2568579Y2 - Vibration equipment mounting structure - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to a vibration device mounting structure capable of absorbing vibration.

[0002]

2. Description of the Related Art As shown in FIG. 5, an electronic register which prints input information and its processing results on recording paper and issues it as a receipt is provided in an equipment case including an upper case 1 and a lower case 2 as shown in FIG. A printing device 4 is provided. The printing device 4 needs to be attached to the lower case 2 so that vibration during printing is not transmitted to the device case.
For this reason, the printing device 4 is provided with a leg 5
A ring-shaped rubber member 7 is sandwiched between the notches 6 and the rubber member 7 is placed on the mounting portion 8 of the lower case 2 and, as shown in FIG. It is mounted on the lower case 2 by being screwed into a screw hole 10 provided in the mounting portion 8 while being inserted into the inside. In this case, the rubber member 7 is provided with a fitting groove 7a provided on the outer peripheral surface.
Is fitted to the edge of the notch 6 of the leg 5 so that the leg 5
It is attached to project up and down. For this reason, the rubber member 7 protruding below the leg 5 abuts on the mounting portion 8 of the lower case 2 as shown in FIG. The head abuts. Therefore, the leg 5 of the printing device 4 is attached without directly contacting the lower case 2, and the screw 9 fixes the leg 5 to the lower case 2 without directly contacting the leg 5. .

[0003]

However, in such a mounting structure of the printing device 4, since the tightening force of the screw 9 and the load of the entire printing device 4 are applied to the rubber member 7,
If the rubber member 7 is formed of a material having high elasticity, the rubber member 7 is crushed, and the printing device 4 cannot be favorably supported. Therefore, it is necessary to form the rubber member 7 from a material having high rigidity. However, if the rubber member 7 is formed from a material having high rigidity, the vibration of the printing device 4 cannot be reliably absorbed, and the vibration of the printing device 4 will There is a problem that it becomes easy to be transmitted. Further, since the printing device 4 is fastened to the device case by tightening the four locations with the screws 9, the mounting is troublesome.

[0004]

[0005]

An object of the present invention is to make it possible to efficiently absorb the vibration of a vibration device.

[0007]

The means of the present invention are as follows. A vibration device that generates vibration, and derives legs on one side and the other in the lateral direction, a vibration device provided with a hole in one of the legs, a device case to which the vibration device is attached, An elastic support member disposed between the vibration device and the device case for mounting and supporting the vibration device; and a substantially U-shaped member having through holes provided above and below the U-shaped member. A first regulating member which is loosely fitted so as to provide a leg portion and a space, and whose position is regulated by a regulating member which penetrates the insertion hole and the hole of the leg portion, and a regulating projection projecting from a plane is provided. By fitting into the other leg of the vibrating device and inserting it from the side into a box-shaped restricting portion provided in the device case, the restricting protrusion and the inside of the restricting portion are The position is regulated so that a space is provided between A second restricting member that is provided. In addition, a conductive plate that contacts the elastic support member may be provided on the device case. Therefore, sufficient play in the space is obtained even by the vibration of the vibration device, and the vibration can be efficiently absorbed by the elastic support member disposed between the vibration device and the device case.

[0008]

The operation of the means of the present invention is as follows. An elastic support member is arranged between the printing device and the device case, and the printing device is supported. In order to position the printing device in the lateral direction, an elastic leg of the printing device is brought into contact with a position regulating portion, and the printing device is fixed by the holding portion in this contacted state.

[0009]

An embodiment will be described below with reference to FIGS. 5 and 6 are denoted by the same reference numerals, and description thereof will be omitted as appropriate.

As shown in FIGS. 1 and 2, the lower case 2 is provided with cylindrical spring housings 20 whose bottoms are closed, corresponding to the four corners of the lower surface of the printing device 4. A coil spring (elastic support member) 21 that elastically supports the printing device 4 by elastically contacting the lower surface of the printing device 4 is provided in the spring storage portion 20 so as to protrude upward.

On the other hand, notches 6 are provided at four lower corners of the printing device 4.
Are provided, respectively. Of these legs 5, a first elastic position regulating member 22 is attached to the two legs 5 on the near side (the left side in FIG. 2), and the first leg 5 is attached to the two legs 5 on the rear side (the right side). Two elastic position regulating members 23 are attached.

The first elastic position regulating member 22 is made of a material having high elasticity such as rubber, and has a concave portion 24 on one side surface of which the notch 6 of the leg 5 is loosely fitted from the side. At the same time, an insertion hole 26 through which the screw 25 is inserted is provided penetrating vertically. The screw 25 is provided with the notch 6 of the leg 5 loosely fitted in the concave portion 24 of the first elastic position regulating member 22.
And the lower end thereof is screwed into a recessed screw hole 28 provided in the lower case 2.
Therefore, the first elastic position regulating member 22 is
The horizontal position is regulated by
The upper limit position is regulated by the head of No. 5.

The second elastic position restricting member 23 is made of a material having high elasticity such as rubber, and has a cutout portion 30 into which the cutout 6 of the leg 5 is fitted in the middle in the thickness direction. In addition, a regulating protrusion 31 is provided at an outer end portion so as to protrude upward. The second elastic position regulating member 23 is provided with a box-shaped regulating portion 32 provided on the lower case 2.
The rearward position is regulated by being inserted into the inside from the side and elastically contacting the inner wall in the regulating portion 32, and the regulating protrusion 31 is formed.
Are vertically movably engaged in an engagement groove 33 provided in an upper portion of the regulating portion 32, whereby the position in the left-right direction and the upper limit position are regulated.

In such a mounting structure of the printing device 4, the printing device 4 is elastically supported by the coil spring 21, and the position of the printing device 4 is restricted by the first and second elastic position regulating members 22 and 23. The function of absorbing the vibration of the printing device 4 and the function of regulating the position of the printing device 4
And the elastic position regulating members 22 and 23 can be separately received. For this reason, it is not necessary to form the coil spring 21 and the elastic position regulating members 22 and 23 from a material having high rigidity as in the related art, and a material having high elasticity can be used, so that the printing apparatus 4 can be favorably supported. And the vibration of the printing device 4 can be reliably absorbed so as not to be transmitted to the lower case 2.

Note that the present invention is not limited to the above-described embodiment, and may be configured as shown in FIG. 4, for example. That is, the cylindrical spring storage portion 20 provided in the lower case 2
Open the bottom part of the
8, a metal shield plate 40 may be provided on the lower surface of the lower case 2, and the coil spring 21 and the screw 25 may be brought into contact with the shield plate 40, respectively. In this way, not only the vibration generated in the printing device 4 but also the static electricity generated in the printing device 4 can be grounded, so that the adverse effects of the static electricity generated in the printing device 4 can be prevented.

In the above-described embodiment, the case where the present invention is applied to an electronic register has been described. However, the present invention is not limited to this, and can be widely applied to other information processing devices such as a word processor.

According to the first aspect of the present invention, since a space is provided between the first regulating member and the leg portion and between the second regulating member and the regulating portion, the vibration device is provided. Due to the vibration, sufficient play can be obtained in the space, and the vibration can be absorbed very efficiently by the elastic support member disposed between the vibration device and the device case. Further, according to the invention of claim 2 of the present application, static electricity generated in the vibration device can be released by using the elastic support member, and adverse effects due to static electricity can be prevented.

[Brief description of the drawings]

FIG. 1 is an exploded perspective view showing a mounting structure of a printing device according to the present invention.

FIG. 2 is an essential part cross-sectional view of a state where FIG. 1 is assembled;

FIG. 3 is a sectional view taken along line AA of FIG. 2;

FIG. 4 is a sectional view of a main part of a modification.

FIG. 5 is an exploded perspective view showing a mounting structure of a conventional printing apparatus.

FIG. 6 is an enlarged sectional view of a main part in a state where FIG. 5 is assembled.

[Explanation of symbols]

 2 Lower Case 4 Printing Device 5 Leg 21 Coil Spring 22 First Elastic Position Restriction Member 23 Second Elastic Position Restriction Member

Claims (2)

(57) [Scope of request for utility model registration] 1. A method for generating vibration, comprising :
The leg 5 is led out to one side and the other, and the leg 5 on one side is
Before the vibration device 4 provided with holes 6, the device case 2 in which the vibrating device 4 is attached, is arranged between the vibrating device 4 and the device case 2
An elastic support member 21 for mounting and supporting the vibration device 4 ;
It is almost U-shaped and insertion holes 26 are provided above and below it.
A space is provided with one leg 5 of the vibrating device 4.
The insertion hole 26 and the leg 5
The position is regulated by the regulating member 25 that passes through the hole 6 of FIG.
The first regulating member 22 and the regulating protrusion 31 projecting from a plane are provided.
The device case 2 is fitted to the other leg 5 of the moving device 4.
Is inserted from the side into the box-shaped regulating portion 32 provided in
By doing so, the inside of the regulation protrusion 31 and the regulation portion 32
Is positioned so that a space is provided between
A mounting structure for a vibration device , comprising: a second regulating member 23 that is regulated . 2. A conductive plate, which comes into contact with said elastic support member, is located
2. The device according to claim 1, wherein the device case is provided on the device case.
Mounting structure of the mounted vibration equipment.