JP2011010993A - Wall cupboard and method of manufacturing the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a wall cupboard and a method of manufacturing the same which improves load bearing performance at a low cost.SOLUTION: This wall cupboard 10 includes: a top plate 11; a back plate 15; a pair of side plates 12 fixed to both right and left ends of the top plate 11; and a fixing sash bar 16 provided along the lower surface edge on the back side of the top plate 11 and joined to the side plates 12, with both right and left ends thereof abutting on the inside surfaces of the side plates 12. The fixing sash bar 16 and the side plates 12 are joined to each other by corrugated nails 20 piercing through the abutting surfaces 30 of both members in the lateral direction.

Description

  The present invention relates to a hanging cupboard used for a system kitchen or the like and a manufacturing method thereof.

In a system kitchen, a system vanity, etc., a hanging cupboard may be used in order to use space effectively (for example, refer to patent documents 1).
The hanging cabinet has a top plate, a bottom plate, a pair of side plates fixed to the left and right ends of the top plate and the bottom plate, and a back plate, and the back side thereof is fixed to a wall surface in the room.

Japanese Patent Laid-Open No. 10-169759

In the conventional hanging door shelf, there is a cross rail for fixing the hanging door shelf to a wall surface provided on the back side edge of the top plate or the back side edge of the side plate. The hanging cabinet is fixed to the wall surface by abutting and fixing the bar to the wall surface.
In the hanging cabinet with the crosspiece, by causing the load acting on the hanging cabinet to be borne directly on the side plate, reducing the load acting on the top plate and the joint between the top plate and the side plate, In order to improve the load-bearing performance of the hanging cabinet, there is one in which the crosspiece is firmly coupled to the side plate.

FIG. 10 is a diagram illustrating an example of the conventional hanging cabinet, and is an exploded perspective view when viewed from the back side. A hanging cabinet 100 shown in FIG. 10 includes a top plate 101, a side plate 102, a back plate 103, a bottom plate 104, and a fixing bar 105 provided on the back side of the back plate 103.
The fixing beam 105 fixed to the wall surface is assembled in a frame shape by combining the horizontal beam 105a and the vertical beam 105b, and is bonded and fixed to the back surface of the back plate 103 in advance. At this time, when the back plate 103 is assembled together with the top plate 101 and the side plate 102 as a hanging door shelf, the crosspieces 105a and 105b are arranged along the rear edge of each plate 101, 102, and 104. It is fixed by bonding.

As shown in FIG. 10, this hanging door shelf 100 temporarily assembles the plates 101 to 104, presses and fixes the four corners of the suspended door shelf 100 with the mold k <b> 2, and further joins the joining portions of the plates. By injecting resin, a resin layer is formed and bonded and fixed.
The vertical beam 105b of the fixing beam 105 is coupled to the side plate 102 by screwing a tapping screw 106 from the side end surface thereof. The bonding with the tapping screw 106 is performed after the plates 101 to 104 are bonded and fixed by forming the resin layer.
Thus, the hanging cabinet 100 is configured such that a load acting on the hanging cabinet 100 is borne by the side plate 102.

  FIG. 11 is an exploded perspective view showing another example of a conventional hanging cabinet. A suspension cabinet 200 shown in FIG. 11 includes a top plate 201, a side plate 202, a back plate 203, a bottom plate 204, and a fixing bar 205, similarly to the suspension cabinet 100 shown in FIG. 10. The fixing beam 205 is composed of a horizontal beam 205a and a vertical beam 205b. In addition, the hanging cabinet 200 has a side surface portion 206 a along the side plate 202 and a back surface portion 206 b along the back plate 203, so that the fixing bracket 206 formed in an L shape is fixed to the side plate 202.

A dowel 206c protrudes from the side surface portion 206a of the fixing metal fitting 206, and the fixing metal fitting 206 is fixed to the side plate 202 by inserting the dowel 206c into a hole formed in the side surface portion 206a. . The back portion 206b is provided with a hole portion 206d through which a tapping screw or the like for fixing the hanging cabinet 200 to the wall surface passes.
In this hanging cabinet 200, after fixing each plate 201-204 by resin layer formation using the above-mentioned mold k2, a fixing bar 205 is bonded and fixed to the back side.
The hanging door shelf 200 is fixed to the wall surface by a tapping screw or the like that passes through the back plate 203 and the horizontal rail 205b from the hole 206d of the fixing metal fitting 206 and is screwed into the wall surface. In other words, the hanging door shelf 200 is configured such that the load acting on the hanging door shelf 200 is borne by the side plate 202 by directly fixing the fixing metal fitting 206 fixed to the side plate 202 to the wall surface.

  As described above, the conventional hanging cabinet causes the side plate to bear the load acting on the hanging cabinet, and reduces the load acting on the top plate and the joint between the top plate and the side plate. Although the load-carrying performance of the cupboard is improved, in the hanging cupboard 100 shown in FIG. 10, the fixing bar 105 composed of the horizontal beam 105a and the vertical beam 105b is assembled and then fixed to the side surface of the side plate 102 with screws. In addition, the hanging cabinet 200 shown in FIG. 11 has a large number of work steps after the plates are joined and fixed to join the fixing bars after the plates such as the top plate are joined and fixed. Attached parts such as the metal fitting 206 are required, and there is a problem that the cost becomes high.

  This invention is made | formed in view of such a situation, and it aims at providing the hanging shelf which can improve load bearing performance at low cost, and its manufacturing method.

  The present invention for achieving the above object is a hanging cupboard whose back is fixed to a wall surface, a top plate, a back plate, a pair of side plates fixed to the left and right ends of the top plate and the back plate, Provided along the back side lower surface edge of the top plate in a state of being interposed between the back plate and the wall surface, and the pair of side plates in a state in which both left and right end portions are butted against the inner side surfaces of the pair of side plates. A fixing bar to be coupled, and the fixing bar and the side plate are coupled to each other by a coupling member penetrating abutting surfaces of both members in the left-right direction.

According to the hanging cupboard configured as described above, the fixing bar and the side plate are coupled by the coupling member that penetrates the abutting surfaces of both members in the left-right direction. Even if a vertical shearing force is applied during this period, the shearing force can be received, and the load acting on the side plate can be directly transmitted to the fixing beam without using a top plate or the like.
That is, the load acting on the side plate can be directly transmitted to the fixing rail with a simple configuration in which the butted surfaces of both members are coupled by a coupling member penetrating in the left-right direction, and the top plate and the top plate and the side plate can be transmitted. The load acting on the joint between the two can be reduced. As a result, there is no need to provide a mounting bracket or a vertical rail along the side plate as in the conventional example, and it acts on the top plate and the joint between the top plate and the side plate at a lower cost. The load to be performed can be reduced, and the load bearing performance of the hanging cabinet can be improved.

It is preferable that the coupling member includes a driving member that is driven in a front direction with respect to the fixing bars and the back surface of the side plate.
In this case, since the driving member is driven from the back toward the front direction with respect to the fixing bar provided along the lower edge of the back surface of the top plate, when the driving member is driven, the periphery of the driving member There is no member or the like that obstructs the driving operation, and the operation becomes easy.

  The present invention also includes a top plate, a back plate, a bottom plate, a pair of side plates whose end portions are bonded and fixed to the top plate and end portions of the bottom plate via a resin layer, the back plate and the wall surface. A fixing bar that is provided along the lower edge of the back side of the top plate in a state of being interposed between the pair of side plates and that is coupled to the pair of side plates in a state where both left and right end portions are abutted against the inner side surfaces of the pair of side plates. And a method of manufacturing a hanging cupboard, wherein the top plate, the back plate, the bottom plate, and the side plate are temporarily assembled, an end portion of the top plate and the bottom plate, and an end portion of the side plate. A bonding step of forming a resin layer therebetween and bonding and fixing the plates; and after the bonding step, the fixing bars and the rear surfaces of the side plates arranged along the lower edge of the back surface of the top plate On the other hand, a driving member for connecting the fixing bar and the side plate is driven in the front direction, thereby By penetrating in the lateral direction only member against abutting surfaces between the fixing rail and the side plates, it is characterized in that it comprises a and a coupling step of coupling the said fixing rail plate.

  According to the manufacturing method of the hanging cupboard configured as described above, since the driving member is driven in the front direction from the back of the fixing bar and the side plate after joining the plates, when driving the driving member, There is no member or the like that hinders the driving operation around the driving member, and the operation becomes easy. Further, unlike the conventional example, there is no need to provide a mounting bracket, a vertical bar along the side plate, and the number of work steps can be reduced.

  As described above, according to the hanging cabinet of the present invention, the load bearing performance can be improved at a low cost.

It is a perspective view of a system kitchen to which a hanging cupboard according to an embodiment of the present invention is applied. It is a perspective view when a hanging cupboard is seen from the back side. FIG. 3 is a partial cross-sectional view taken along line III-III in FIG. 2. It is sectional drawing which showed the junction part between a top plate and a side plate. (A) is the perspective view which expanded the one end surface used as the joint surface of a top plate, (b) is the perspective view which expanded the one end surface used as the joint surface of a side plate. (A) is the perspective view which expanded the coupling | bond part of the crosspiece for fixing, and a side plate, (b) is sectional drawing of the coupling | bond part. It is a figure which shows the process of manufacturing a hanging cupboard. It is a perspective view which shows the aspect at the time of joining and fixing each board. (A) is the perspective view which expanded the coupling | bond part of the top plate, the side plate, and the fixing | fixed crosspiece in the hanging cupboard which joined the top plate and the side plate with the wooden dowel, (b) is the top plate It is principal part sectional drawing of the coupling | bond part between side plates. It is a figure which shows an example of the conventional hanging cupboard, and is an exploded perspective view when it sees from the back side. It is a disassembled perspective view which shows the other example of the conventional hanging cupboard.

  Next, preferred embodiments of the present invention will be described with reference to the accompanying drawings. FIG. 1 is a front view of a system kitchen to which a hanging cupboard according to a first embodiment of the present invention is applied. The system kitchen 1 includes a cabinet 2 having a sink on the upper surface, and a hanging cupboard 10 that is disposed above and fixed to a wall H.

  FIG. 2 is a perspective view when the hanging cabinet according to the first embodiment is viewed from the back side. The hanging cabinet 10 includes a top plate 11, a pair of side plates 12 fixed to the left and right ends of the top plate 11, and a bottom plate 13 fixed to the lower ends of the pair of side plates 12. A front door of the pair of side plates 12 is fixed to the front side of the hanging door shelf 10, and a hinged door 14 is provided at an opening on the front side so as to be freely opened and closed.

3 is a partial cross-sectional view taken along line III-III in FIG. As shown in FIGS. 2 and 3, the hanging cabinet 10 further includes a back plate 15 on the back side, a fixing beam 16 for fixing the hanging cabinet 10 to the wall surface H, and a lower beam 17. ing.
As shown in FIG. 3, the back plate 15 is fitted in a groove portion 11 a formed at the rear side end portion of the top plate 11. Also, in the other plates 12 and 13, a groove portion for fitting the back plate 15 is formed at the rear side end portion, and the back plate 15 is fitted into each groove portion and fixed to the back side of the hanging cabinet 10. Has been.

Each of the plates 11, 12, and 13 is formed of, for example, a particle board, and each of the plates is bonded with a resin.
FIG. 4 is a cross-sectional view showing a joint portion between the top plate 11 and the side plate 12. As shown in FIG. 4, a resin layer J that bonds the two is interposed between the plates 11 and 12. The resin layer J is formed by injecting resin into a space S1 for injecting resin formed when the one end surface of the top plate 11 and one end surface of the side plate 12 are brought into contact with each other. In addition, also about the junction part between the baseplate 13 and the side plate 12, it is joined by the structure shown in FIG.

FIG. 5A is an enlarged perspective view of one end surface serving as a joining surface of the top plate 11, and FIG. 5B is an enlarged perspective view of one end surface serving as a joining surface of the side plate 12.
At both end portions of one end surface of the top plate 11, a contact portion 11b formed so as to contact with the shape of the end surface of the side plate 12 and a concave portion 11c recessed inward from the contact portion 11b are formed. ing.
Further, on one end surface of the side plate 12, an edge portion 12 a that contacts the lower surface 11 d of the top plate 11, a step portion 12 b that contacts the vertical surface 11 b 1 of the contact surface 11 b of the top plate 11, and the top plate 11 abuts. An inclined surface 12c is formed in contact with the inclined surface 11b2 of the surface 11b.

  When the end surfaces of the top plate 11 and the side plate 12 having the above-described configuration are brought into contact with each other, the lower surface 11d of the top plate 11 and the contact portion 11b are in contact with both end portions of the portions 12a to 12c in the side plate 12. For this reason, a space S for injecting the above-described resin is formed between the concave portion 11 c of the top plate 11 and the side plate 12 on the joint surface of both the plates 11 and 12. In addition, the resin to be injected is constituted by a chamfered portion 11e formed at the edge of one end surface of the top plate 11 so as to coincide with the concave portion 11c, and a passage S2 that communicates the space with the outside (see FIG. 4). Injected from.

  In order to join the above-described plates 11, 12, and 13 with resin, after assembling the plates 11, 12, and 13 and the back plate 15, the four corners to be joined with resin are fixed with a mold or the like. Injected and joined.

  Returning to FIGS. 2 and 3, the fixing rail 16 is a long member provided along the lower surface edge of the back surface of the top plate 11, and its left and right end portions are abutted against the left and right side plates 12. It is provided in the state. Further, as shown in FIG. 3, the fixing bar 16 is fixed to the wall surface H by a plurality of tapping screws 18 screwed from the inside of the hanging cabinet 10. The fixing bar 16 is disposed between the back plate 15 and the wall surface H in a state where the hanging cabinet 10 is fixed to the wall surface H.

  Further, the fixing bar 16 is bonded to the back plate 15 by an adhesive, and is fixedly coupled to the top plate 11 by a number of staplers 19. Further, the side plate 12 is coupled together with the stapler 19 by a wave nail as a coupling member.

FIG. 6A is an enlarged perspective view of a joint portion between the fixing bar 16 and the side plate 12, and FIG. 6B is a cross-sectional view of the joint portion.
The fixing bar 16 is coupled to the side plate 12 in a state where the end surface 16 a is abutted against the inner side surface 12 of the side plate 12.
The corrugated nail 20 is provided through the butting surface 30 between the fixing bar 16 and the side plate 12 in the left-right direction. In the present embodiment, a case where one wave nail 20 is provided for each of the left and right ends is shown.
The wave nail 20 is provided so as to penetrate in the left-right direction with respect to the abutting surface 30, so that it can receive the vertical shearing force acting on the coupling portion between the fixing bar 16 and the side plate 12. Even if force acts, the coupling between the fixing bar 16 and the side plate 12 can be maintained firmly.

As shown in FIG. 6A, the corrugated nail 20 is provided so as to penetrate the butting surface 30 in the left-right direction by being driven in the front direction from the back of the fixing rail 16 and the side plate 12. Yes.
In this case, since the wave nail 20 is driven in the fixing bar 16 provided along the lower surface edge of the back side of the top plate 11 from the back toward the front, when the wave nail 20 is driven, There is no member or the like that hinders the operation of driving around the wave nail 20, and the operation becomes easy.

  Here, when the hanging cabinet 10 is used, the load acting on the hanging cabinet 10 is combined by the top plate 11 provided with the fixing bars 16 along the lower edge of the lower surface of the back side and the corrugated nails 20. It acts on the pair of left and right side plates 12, and acts on a fixing bar 16 fixed to the wall surface H via the top plate 11 and the side plates 12. Thereby, the hanging cupboard 10 is fixed to the wall surface H by the fixing bar 16 while supporting the load.

According to the hanging cupboard 10 configured as described above, the fixing bar 16 and the side plate 12 are coupled by the wave nail 20 penetrating the abutting surface 30 of both members in the left-right direction. Even if a vertical shearing force acts between the crosspiece 16 and the side plate 12, the shearing force can be received, and the load acting on the side plate 12 can be directly fixed without using the top plate 11 or the like. Can tell.
That is, the load acting on the side plate 12 can be directly transmitted to the fixing rail 16 with a simple configuration in which the butted surfaces 30 of the both members 12 and 16 are coupled by the wave nails 20 penetrating in the left-right direction. 11 and the load acting on the joint between the top plate 11 and the side plate 12 can be reduced. As a result, there is no need to provide a mounting bracket, a vertical rail along the side plate, or the like as in the conventional example, and the top plate 11 and the joining between the top plate 11 and the side plate 12 can be performed at a lower cost. The load which acts on a part can be decreased and the load-bearing performance of the hanging cupboard 10 can be improved.

  Moreover, in this embodiment, since the load which acts on the top plate 11 can be reduced, the required intensity | strength of the top plate 11 can be lowered | hung, without reducing the load bearing performance as the whole hanging door shelf 10, Expensive materials are not required. Therefore, it is not necessary to use a high-strength and expensive material as the material of the top plate 11, and an inexpensive material having an appropriate strength can be used, and the cost can be further reduced.

Next, a method for manufacturing the hanging cupboard 10 of the present embodiment will be described. FIG. 7 is a diagram illustrating a process of manufacturing the hanging cupboard 10 of the present embodiment.
In order to manufacture the hanging cupboard 10 of this embodiment, first, the top plate 11, the bottom plate 13, the side plate 12, and the back plate 15 are prepared, and the left and right ends of the top plate and the bottom plate, and the upper and lower ends of the side plate, Are temporarily assembled using a jig or the like (step S1).
Next, a resin layer J (see FIG. 4) is formed between the left and right ends of the top plate 11 and the bottom plate 13 and the upper and lower ends of the side plate 12 that are abutted with each other, and the plates 11 to 13 are joined and fixed ( Step S2, joining step).

FIG. 8 is a perspective view showing an aspect when the plates 11 to 13 are bonded and fixed. As shown in FIG. 8, the joining device K for joining the respective plates 11 to 13 has four fixing molds k1 for fixing while covering the joint portions at the four corners of the temporarily assembled hanging cabinet 10. Yes. Each of the fixing molds k1 includes a supply device (not shown) for supplying the resin to the joint, and the resin can be injected into the space S (see FIG. 4) of the joint of each plate. it can.
The temporarily assembled hanging cupboard 10 is inserted into the joining device K from the direction of the arrow Y in the figure, and the four corners are pressed and fixed. Thereafter, resin is supplied to each joint by the supply device to form a resin layer J. Then, after the pressing and fixing by the fixing mold k1 is released, the hanging cabinet 10 is taken out from the joining device K, and the joining and fixing are completed. In addition, this joining apparatus K can perform joining and fixing continuously by feeding the hanging cabinet 10 in the direction of the arrow Y in the figure as described above.

After joining and fixing the plates 11 to 13, the corrugated nail 20 is driven in the front direction from the back surface of the fixing rail 16 and the side plate 12 to connect the fixing rail 16 and the side plate 12 (step S <b> 3, connecting step). . Accordingly, the corrugated nail 20 is provided penetrating in the left-right direction with respect to the abutment surface 30 between the fixing bar 16 and the side plate 12, and is completed as the hanging cabinet 10 of the present embodiment.
The fixing bar 16 may be temporarily fixed at a predetermined position during the temporary assembly, or may be temporarily fixed when coupled to the side plate 12 by the wave nail 20.

  In the method of manufacturing the hanging cabinet 10, after the plates 11 to 13 are joined, the corrugated nail 20 is driven toward the front from the back of the fixing rail 16 and the side plate 12, so when the corrugated nail 20 is driven There is no member or the like that hinders the operation of driving around the corrugated nail 20, and the operation becomes easy. Further, since the fixing beam 16 and the side plate 12 are connected with a simple structure such as the wave nail 20, it is necessary to provide a mounting bracket, a vertical beam along the side plate, etc. as in the conventional example. The work man-hours are also reduced.

  Moreover, since a coupling | bonding process (step S3) is a process which drives the nail | claw 20 from the back side of the hanging cupboard 10, even if it interposes another process after a joining process (step S2), for example. Can do. Accordingly, the degree of freedom in the manufacturing process of the entire hanging cabinet 10 is increased, and as a result, the production efficiency can be improved such as an increase in production speed, and the production cost can be reduced.

In the above embodiment, the case where the top plate 11 and the side plate 12 are joined and fixed by the resin layer J is illustrated. However, for example, as shown in FIG. Similarly, in the case where the dowels are joined, the fixing rail 16 and the side plate 12 may be coupled by the corrugated nails 20.
FIG. 9 (a) is an enlarged perspective view of a coupling portion of the top plate, the side plate, and the fixing bar in the hanging cabinet where the top plate and the side plate are joined by wooden dowels. FIG. 9 (b) It is principal part sectional drawing of the coupling | bond part between the top plate and a side plate.
A wooden dowel 21 protrudes from the end surface of the top plate 11. Further, a hole 12g into which the wood dowel 21 is inserted is formed at the inner side edge of the side plate 12. Thus, the top plate 11 and the side plate 12 are joined by inserting and fixing the wooden dowel 21 in the hole 12g.
As described above, even in the hanging cabinet 10 in which the top plate 11 and the side plate 12 are coupled by the wooden dowels 21, the fixing rail 16 and the side plate 12 are coupled by the corrugated nails 20. The load bearing performance of the cupboard 10 can be improved.

The present invention is not limited to the above embodiment. In the above embodiment, the case where the corrugated nail 20 that couples the fixing beam 16 and the side plate 12 is provided one by one on both the left and right ends, for example, depending on the vertical width dimension of the fixing beam 16, A larger number of wave nails 20 may be provided.
Further, in the present embodiment, the case where the fixing rail 16 and the side plate 12 are coupled by the corrugated nail 20 is illustrated, but, for example, the fixing rail 16 and the side plate 12 protrude from either one and are formed on the other. It can also couple | bond by the projection member inserted in the fixed hole made.

DESCRIPTION OF SYMBOLS 10 Suspension cabinet 11 Top plate 12 Side plate 12e Inner side surface 15 Back plate 16 Fixing bar 20 Wave nail (coupling member, driving member)
30 Butting surface 30
H Wall surface

Claims (3)

A hanging cupboard whose back is fixed to the wall,
With the top plate,
The backboard,
A pair of side plates fixed to the left and right ends of the top plate and the back plate;
Provided along the back side lower surface edge of the top plate in a state of being interposed between the back plate and the wall surface, and the pair of side plates in a state in which both left and right end portions are butted against the inner side surfaces of the pair of side plates. A fixing bar to be joined,
The hanging cabinet is characterized in that the fixing bar and the side plate are coupled by a coupling member penetrating the butted surfaces of both members in the left-right direction.   2. The hanging cabinet according to claim 1, wherein the coupling member is a driving member that is driven in a front direction with respect to the fixing bar and the back surface of the side plate. A top plate, a back plate, a bottom plate, an end portion interposed between the top plate and the end portion of the bottom plate via a resin layer, and interposed between the back plate and the wall surface A suspension bar provided along the lower edge of the lower surface of the top plate in a state and coupled to the pair of side plates in a state where both left and right end portions are abutted against the inner surfaces of the pair of side plates. A manufacturing method for a cupboard,
The top plate, the back plate, the bottom plate, and the side plate are temporarily assembled, and a resin layer is formed between the top plate, the end of the bottom plate, and the end of the side plate, and the plates are joined and fixed. A joining process to perform,
After the joining step, a driving member that joins the fixing beam and the side plate to the rear surface of the fixing beam and the side plate arranged along the lower surface edge of the back surface of the top plate is front-facing. A connecting step of passing the driving member in the horizontal direction with respect to the abutting surface between the fixing beam and the side plate by driving in the direction, and coupling the fixing beam and the side plate; A method for manufacturing a hanging cupboard, comprising:

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