JP3636090B2 - Exterior member mounting structure - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a mounting structure for exterior members in furniture, keyboard instruments, and the like.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, in high-end keyboard instruments such as a piano, organ, electronic piano, and electronic organ, wood has been used as an exterior member, and the surface thereof has been subjected to painting treatment. This exterior member is assembled by fixing a top plate, a brace, etc. from the outside with a wood screw. Also, furniture and the like are generally assembled by fixing an exterior member with wood screws.
[0003]
[Problems to be solved by the invention]
However, there is a problem that it does not look good when screwed from the outside in this way. Also, assembly work is difficult, and it is difficult to perform maintenance by removing a part of the exterior member in an electronic keyboard instrument or the like.
[0004]
It is an object of the present invention to provide a mounting structure for an exterior member that looks good, is easy to assemble, and is relatively easy to remove.
[0005]
[Means for Solving the Problems]
Mounting structure of the exterior member according to claim 1 of the present invention is the mounting structure of the package member for attaching the exterior member to the attached member, wherein the mounting member facing to the non-exposed surface portion and the non-exposed surface portion of the outer member Each of the attached parts has a gap communicating with the outside at a part of the attached member, and the fixed part is on the gap side from the engaging part. The engaging portion is engaged so as to restrict movement of the exterior member and the attached member in at least the separation direction, and the fixing portion is provided from the inside of the exterior member and the attached member through the gap. And the attached member are provided so as to be fixed.
[0006]
According to the mounting structure of the exterior member of the first aspect, at least the movement of the exterior member and the mounted member in the separating direction is restricted by the engaging portion, and the exterior member and the mounted member are fixed by the fixing portion. Since this fixing part can fix the exterior member and the mounted member from the inside of the exterior member and the mounted member through a gap communicating with the outside at a part of the mounted member, Appearance is improved without affecting the appearance. Further, since only the fixing portion needs to be fixed, it is easy to assemble and remove.
[0007]
According to a second aspect of the present invention, there is provided an exterior member mounting structure having the structure of the first aspect, wherein the engaging portion and the fixing portion are formed in a recess of the exterior member and / or the attached member. and the attachment member is characterized by being configured so as to be approximately in contact.
[0008]
According to the mounting structure of the exterior member of claim 2, the same effects as those of claim 1 can be obtained, and the exterior member is substantially in close contact with the mounted member. The exterior member can be configured to be placed on the member to be attached, and the positioning operation and the like are facilitated even if the weight of the exterior member is large.
[0009]
According to a third aspect of the present invention, there is provided an exterior member mounting structure having the configuration according to the first or second aspect, wherein the engaging portion is engaged by sliding the exterior member against the attached member. And the said adhering part is arrange | positioned on the axis | shaft of the sliding direction in this engaging part, It is characterized by the above-mentioned.
[0010]
According to the mounting structure of the exterior member of claim 3, the same effect as that of claim 1 or 2 can be obtained, and for each of the mounted members arranged in parallel on both sides, such as a brace, for example. Since the engaging portion and the fixing portion can be formed, the design and forming operation of the attached member is facilitated.
[0011]
According to a fourth aspect of the present invention, there is provided an exterior member mounting structure having the configuration of the first, second, or third aspect, wherein the exterior member is a top plate of a keyboard instrument, and the attached members are both side portions of the keyboard instrument. The adhering part is located on the keyboard side of the engaging part, and the adhering part is capable of adhering from the keyboard side of the abutting part of the top plate and the arm tree. To do.
[0012]
According to the mounting structure of the exterior member of claim 4, the same effect as that of claim 1, 2, or 3 can be obtained, and since the top panel is applied to the mounting structure for mounting the arm to the arm, It is possible to adopt a configuration in which the top plate is placed on the top, making it easy to attach a relatively heavy top plate. Also, it can be applied to a keyboard instrument that has a slide lid for fixing the gap between the slide lid and the top plate. Can be used.
[0013]
DETAILED DESCRIPTION OF THE INVENTION
FIG. 3 is a partially exploded perspective view showing an example of an electronic keyboard instrument to which the exterior member mounting structure according to the embodiment of the present invention is applied. This figure mainly shows the exterior member. In this keyboard instrument, the side on which the performer stands or sits during the performance (keyboard side) is “front side” or “front part” or “front”, and the opposite side is “back side” or “rear part” or “ "Back". The direction connecting the front part and the rear part is the front-rear direction, and the direction perpendicular thereto is the left-right direction.
[0014]
In this electronic keyboard instrument, two arms 1 on both sides, a top plate 2, a front frame 3, and a back plate 4 are used as exterior member materials, and these exterior members are made of wood and subjected to a predetermined coating treatment or the like. Has been. The arm 1 on both sides has a front end 1a that is lower than the back end 1b, and the upper end of the arm 1 extends horizontally from the back end 1b toward the front. The mounting portion 1c and the inclined portion 1d extending from the top plate mounting portion 1c to the front side end portion 1a are inclined.
[0015]
A front frame 3 is attached between the front ends 1a and 1a of the arms 1 and 1, and a slightly curved back plate 4 is attached between the rear ends 1b and 1b of the arms 1 and 1. It has been. The back plate 4 is made of plywood and bent. Furthermore, the lower ends of the arms 1, 1, the front frame 3, and the back plate 4 are fixed to a bottom frame (not shown). Then, as will be described later, the top plate 2 is mounted so as to be placed on the top plate mounting portions 1c, 1c of the both arms 1, 1 and the upper end portion 4a of the back plate 4 by applying the mounting structure of the embodiment. .
[0016]
In the space surrounded by the inclined portions 1d and 1d of the both arms 1 and 1 and the front frame 3, the keyboard device 10 and the operation display panel 20 are accommodated, and the upper portion of the keyboard device 10 and the operation display panel 20 is stored. Is provided with an armor door-like slide lid 30 that can be wound into the main body by connecting a plurality of long plates. The slide lid 30 is movable on a guide rail 40 fixed to the inside of the arm 1. A speaker box 50 for emitting sound from the lower part of the main body is attached below the bottom frame, and a front leg 60 and a rear leg 70 are attached to the bottom frame, and a pedal is attached to the rear leg 70. A device 80 is attached.
[0017]
As will be described in detail later, the top plate mounting portion 1c of the arm 1 has a first recess 11 formed on the back side and a second recess 12 formed on the front side. Further, on the back surface of the top plate 2, an engagement screw 21 is attached at a position facing the first recess 11, and a fixed screw cutting plate 22 is attached at a position facing the second recess 12. Further, an engagement fitting 41 having an U-shaped end is attached to the inner center of the back plate 4, and an end portion that engages with the engagement fitting 41 of the back plate 4 at the back center end of the top plate 2 A fitting metal 24 having a U-shaped cross section is attached.
[0018]
FIG. 1 is a plan view and an inner side view of an attachment structure portion in the embodiment, and FIG. 2 is an enlarged perspective view of the attachment structure portion. In the plan view of FIG. 1 (A), the member on the top plate 2 side and the fixing screw are shown by a one-dot chain line, and in FIGS. 1 (A) and 1 (B), the mounting structure portion of the guide rail 40 is omitted. It is. 1 and 2, the right-side mounting structure toward the instrument body is shown, but the left and right mounting structures are the same except that they have a surface object relationship with each other. explain.
[0019]
The 1st recessed part 11 is formed in the shape which makes the longitudinal direction, ie, the front-back direction, the longitudinal direction of the top-plate attaching part 1c long, and the back of the bottom part of this 1st recessed part 11 is an inclined surface whose longitudinal cross-sectional shape is 1/4 circular arc shape. 11a. And the guide metal fitting 13 is attached to the bottom part of the 1st recessed part 11 by screwing. The guide fitting 13 has a horizontal frame portion 13a raised from the bottom of the first recess 11, and the frame portion 13a is formed with a guide groove 13b whose longitudinal direction is the front-rear direction. A guide opening 13c having a width wider than the guide groove 13b is formed at the rising portion of the guide fitting 13 on the inclined surface 11a side. One end of the guide groove 13b is connected to the guide opening 13c, and the other end of the guide groove 13b is connected to the guide groove 13b. The fixed end 13b-1 has an arc shape. Further, the peripheral edge portion 13b-2 of the guide groove 13b is formed to be slightly inclined so that the distance from the guide port 13c side to the other end is shortened to the bottom portion of the first recess 11.
[0020]
The engagement screw 21 of the top plate 2 has a flange 21b at the end of the screw thread 21a. The engagement screw 21 is screwed into the top plate 2 until the flange 21b contacts the back surface of the top plate 2. . Further, a gap d is provided between the flange 21b and the screw head 21c, and the screw head 21c is located at a position protruding from the back surface of the top plate 2. The width of the guide opening 13c of the guide fitting 13 is wider than the diameter of the screw head 21c of the engagement screw 21. The width of the guide groove 13b is narrower than the diameter of the screw head 21c, and the boss portion 21d (see FIG. 2) between the engagement screw head 21c and the flange 21b is engaged with a slight clearance. Width.
[0021]
A fixing plate 14 is attached to the second recess 12 at a position corresponding to the fixing screw cutting plate 22 of the top plate 2. In addition, a wall 12a is formed on the front side of the main body by the second recess 12, and the fixing plate 14 is blinded from the front side of the main body. The fixing screw cutting plate 22 of the top plate 2 and the fixing plate 14 of the second recess 12 are respectively L-shaped. The fixing screw cutting plate 22 and the fixing plate 14 have their standing portions 22a, 14a in the front-rear direction. In order to form the same angle of about 45 ° with respect to each other, they are attached by screwing obliquely. The fixed threaded plate 22 is attached in a recess 23 formed on the back surface of the top plate 2.
[0022]
The standing portion 14a of the fixing plate 14 is formed with a through hole (buck hole) 14b (see FIG. 2) into which the fixing screw 15 can be inserted. Further, a female screw hole 22b (see FIG. 2) into which the fixing screw 15 is screwed is formed in the standing portion 22a of the fixed screw cutting plate 22.
[0023]
With the above configuration, the top plate 2 is attached to the top plate attaching portion 1c of the arm 1 as follows. The top plate 2 is leveled and placed on the top plate mounting portion 1c so that the engagement screw 21 is positioned at the substantially inclined surface 11a of the first recess 11. At this time, the screw head 21c of the engagement screw 21 comes into contact with the inclined surface 11a of the first recess 11 and slides by its own weight and naturally moves toward the guide fitting 13 side. At this time, the engagement screw 21 is located between the guide fitting 13 and the inclined surface 11a, and the standing portion 22a of the fixing screw cutting plate 22 and the standing portion 14a of the fixing plate 14 are inclined at a distance. Opposite. The horizontal positioning may be performed so that the left and right end surfaces of the top board 2 and the outer end surfaces of the arms 1 and 1 coincide with each other.
[0024]
In this state, when the top plate 2 is slid forward, the screw head 21c of the engagement screw 21 is inserted into the guide port 13c of the guide fitting 13, and the screw head 21c of the engagement screw 21 and the flange 21b The boss portion 21d is fitted in the guide groove 13b of the guide fitting 13. When the top plate 2 is further pulled forward, the boss portion 21d of the engagement screw 21 comes into contact with the fixed end portion 13b-1 of the guide groove 13b. At this time, the standing portion 22a of the fixing screw cutting plate 22 and the standing portion 14a of the fixing plate 14 are close to each other so as to face each other and face each other.
[0025]
Here, when the slide lid 30 is closed as shown in FIGS. 1B, 2, and 3, there is no gap between the rear upper end of the slide lid 30 and the lower surface of the top plate 2. B) and the gap D shown in FIG. 2 are formed. Even when the slide lid 30 is opened and is on the guide rail 40, a gap D is also formed between the upper surface of the slide lid 30 and the lower surface of the top plate 2. Therefore, the fixing screw 15 and the driver are inserted from the gap D, and the fixing screw 15 is screwed into the female screw hole 22b of the fixed screw cutting plate 22 through the through hole 14b of the fixing plate 14 and screwed. . Screw on the left mounting structure in the same way. When the fixing screw 15 is inserted, it is easy to work by using a magnet type screwdriver.
[0026]
In this embodiment, the engagement metal fitting 41 is attached to the back plate 4, and the engagement metal fitting 24 is attached to the top plate 2. The top plate 2 is placed on the top plate attachment portion 1c, and the top plate 2 is attached. By sliding to the front side and screwing with the fixing screw 15, the engagement fitting 24 of the top plate 2 is engaged with the engagement fitting 41 as shown in FIG. 4. Thereby, the backplate 4 is fixed reliably.
[0027]
Further, when removing the top plate 2 for maintenance or the like, the top plate 2 can be removed simply by removing the fixing screw 15 from the gap D with a screwdriver and sliding the top plate 2 backward and lifting it.
[0028]
As described above, in this embodiment, the top plate 2 is the “exterior member”, the arm 1 is the “attached member”, the back surface of the top plate 2 is the “non-exposed surface portion”, and the top plate attaching portion 1 c is “attached”. The member mounting portion ”, the guide fitting 13 of the first recess 11 and the engagement screw 21 of the top plate 2 are“ engagement portions ”, the fixing screw cutting plate 22 of the second recess 12 and the fixing screw cutting plate 22 of the top plate 2. And the fixing screws 15 correspond to the “fixed portions”, respectively. The guide fitting 13 and the engagement screw 21 are engaged so as to restrict the movement of the arm 1 and the top plate 2 in the separating direction (vertical direction). The top plate 2 and the arm 1 can be fixed from the inside of the top 2 and the arm 1 by a gap D between the upper surface of the slide lid 30 and the lower surface of the top 2.
[0029]
Therefore, since it is only necessary to screw one place from the near side in one attachment structure portion, the attachment operation or the removal operation becomes easy.
[0030]
In the embodiment, the boss portion 21d of the engagement screw 21 abuts on the fixed end portion 13b-1 of the guide groove 13b, and the standing portion 22a of the fixed screw cutting plate 22 on the top plate 2 side and the fixing plate 14 on the arm 1 side. However, these standing portions 22a and 14 come into contact with each other, and the boss portion 21d of the engagement screw 21 is fixed to the fixed end portion 13b of the guide groove 13b. It is good also as a structure which is not contact | abutted to -1. In addition, the mounting position accuracy of each member is increased, the standing portions 22a and 14 abut, and the boss portion 21d of the engagement screw 21 and the fixed end portion 13b-1 of the guide groove 13b abut. Good.
[0031]
In the embodiment, since the first concave portion 11 of the engaging portion and the second concave portion 12 of the fixing portion are formed by punching out the arm 1, the back surface of the top plate 2 and the top plate attaching portion 1 c are substantially adhered to each other. Can look good from the side. In addition, since the rear surface of the top plate 2 and the top plate mounting portion 1c are substantially in close contact, that is, the top plate 2 only needs to be placed on the arm 1, the positioning work and the like are facilitated. In addition, the recessed part of an engaging part and the adhering part may be formed in the top plate 2, or may be formed in both the arm 1 and the top plate 2.
[0032]
In the embodiment, the engaging screw 21 is inserted into the guide fitting 13 and is slid (slid) in the engaging portion so that the engaging screw 21 and the guide fitting 13 are engaged. However, the configuration is not limited to this, and any configuration may be used as long as the top plate 2 is engaged with the arm 1 so as not to be detached upward.
[0033]
Further, in the embodiment, since there are fixed portions (standing portions 22a and 14) on the sliding direction axis of the engaging portion (the guide metal 13 and the engaging screw 21), on both sides like the arms 1 and 1. Since the engaging portion and the fixing portion can be formed on each one of the members arranged in parallel, for example, the design and formation work of the first concave portion 11 and the second concave portion of the arms 1 and 1 are related. The design and formation work of the joint part and the fixing part becomes easy.
[0034]
Further, since the fixing portion only needs to be screwed to the standing portions 22a and 14 with the fixing screw 15, the fixing operation is facilitated.
[0035]
Further, since the standing portions 22a and 14 are inclined at the fixing portion, the screwing operation with the fixing screw 15 is facilitated while the fixing plate 14 is hidden from the front side of the main body by the wall 12a. In addition, as long as it is in the range which can perform the screwing operation | work with the fixing screw 15, the direction of standing part 22a, 14 may be what direction.
[0036]
In the embodiment, each arm tree 1, 1 is provided with a pair of fixing portions and engaging portions, but there may be three or more fixing portions and engaging portions in total. For example, in the embodiment, the center of the back plate 4 is fixed by the top plate 2, but an engaging portion is provided between the back plate 4 and the top plate 2, and the fixing portions are respectively attached to the both arms 1, 1. You may make it provide one by one.
[0037]
Further, in the embodiment, since the top plate 2 is applied to the mounting structure for attaching the top plate 2 to the arms 1, 1, a configuration in which the top plate 2 is placed on the arms 1, 1 can be adopted, and a relatively heavy weight can be adopted. This is a preferred embodiment in which a certain top plate 2 can be easily attached. However, it goes without saying that the present invention can be applied not only to a keyboard instrument but also to other exterior members.
[0038]
Further, since the fixing portion includes the standing portions 22a and 14, when these standing portions 22a and 14 come into contact with each other, the fixing portion can have a role of a stopper and positioning.
[0039]
In the embodiment, since the present invention is applied to a keyboard instrument having the slide lid 30, the gap D between the slide lid 30 and the top plate 2 can be used for fixing, and it is necessary to provide a special opening or the like. There is no preferred embodiment.
[0040]
In the embodiment, the first recessed portion 11 of the engaging portion has a shape in which the longitudinal direction of the top plate attaching portion 1c is the longitudinal direction, and the distance from the inclined surface 11a to the guide port 13c of the guide metal fitting 13 is set. Since it is widely taken, it is easy to insert the engagement screw 21 and the attachment work is facilitated.
[0041]
In the embodiment, since the inclined surface 11 a is formed in the first recess 11, the screw head 21 c of the engagement screw 21 comes into contact with the inclined surface 11 a of the first recess 11 and slides by its own weight, so that the guide fitting 13 side. It will move automatically and the installation work will be easy.
[0042]
In FIG. 1B of the embodiment, although there is a slight gap between the top board 2 and the arm 1, it may be completely adhered.
[0043]
Although the above embodiment has described an example of a keyboard instrument, this keyboard instrument may be an acoustic keyboard instrument or an electronic keyboard instrument.
[0044]
The present invention is not limited to a keyboard instrument, and can be applied to an assembly structure such as furniture. For example, you may apply to the part which attaches the top plate of furniture to the upper surface of a side plate. In this case, by opening the uppermost drawer, sliding door, etc., it is possible to easily perform screwing or the like at the fixing portion on the front side.
[0045]
【The invention's effect】
According to the mounting structure of the exterior member of claim 1, the exterior member and the mounted member are connected to each other from the inside of the exterior member and the mounted member through a gap communicating with the outside of a part of the mounted member. Since it can be fixed, the appearance is improved without affecting the external shape, and only the fixing portion needs to be fixed, so that it is easy to assemble and remove.
[0046]
According to the mounting structure of the exterior member of claim 2, the same effect as that of claim 1 can be obtained, and the exterior member is substantially in close contact with the mounted member. The member can be configured to be mounted on the member to be attached, and the positioning operation is facilitated even if the weight of the exterior member is large.
[0047]
According to the mounting structure of the exterior member of claim 3, the same effect as in claim 1 or 2 can be obtained, and for each member to be mounted arranged in parallel on both sides, such as a brace, for example, Since the engaging portion and the fixing portion can be formed, the design and forming operation of the attached member is facilitated.
[0048]
According to the mounting structure of the exterior member of claim 4, the same effect as in claim 1, 2, or 3 is obtained, and since the top panel is applied to the mounting structure for mounting the arm, the top panel is used for the arm. It is possible to adopt a configuration of mounting, making it easy to attach a relatively heavy top plate. Also, it can be applied to a keyboard instrument having a slide lid to secure the gap between the slide lid and the top plate. Can be used.
[Brief description of the drawings]
1A and 1B are a plan view and an inner side view of a mounting structure portion in an embodiment of the present invention.
FIG. 2 is an enlarged perspective view of the mounting structure.
FIG. 3 is a partially exploded perspective view showing an example of an electronic keyboard instrument to which an exterior member mounting structure according to an embodiment of the present invention is applied.
FIG. 4 is a side view showing a portion for fixing the back plate to the top plate in the embodiment of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Arm (attached member), 2 ... Top plate (exterior member), 1c ... Top plate attaching part, 11 ... 1st recessed part, 12 ... 2nd recessed part, 13 ... Guide metal fitting, 14 ... Fixed plate, 21 ... Engagement Joint screw, 22 ... Fixing screw cutting plate, 15 ... Fixing screw

Claims (4)

In the mounting structure of the exterior member that attaches the exterior member to the mounted member,
Wherein said facing to the non-exposed surface portion and the non-exposed surface portions of the exterior member to the attachment portion of the attachment member, each comprise a fixed portion and the engagement portion,
Having a gap communicating with the outside in a part of the attached member;
The fixing portion is on the gap side with respect to the engaging portion, the engaging portion is engaged so as to restrict movement of the exterior member and the attached member in at least the separation direction, and the fixing portion is interposed through the gap. A mounting structure for an exterior member, wherein the exterior member and the mounted member are provided so as to be fixed from the inside of the exterior member and the mounted member. The engaging said anchoring portion and the engaging portion is formed in the recess of the outer member and / or the attached member, according to claim 1, wherein the external instrumentation member and the mounting member is characterized by being configured so as to be approximately in contact The mounting structure of the exterior member.   The engaging portion is structured to engage by sliding the exterior member with respect to the attached member, and the fixing portion is disposed on an axis in a sliding direction of the engaging portion. The mounting structure for an exterior member according to claim 1 or 2.   The exterior member is a top board of a keyboard instrument, the attached member is a brace arranged on both sides of the keyboard instrument, and the fixing part is on the keyboard side with respect to the engagement part, 4. The mounting structure for an exterior member according to claim 1, wherein a fixing portion is fixable from the keyboard side of the contact portion of the arm.

Images