JPH0520174Y2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention relates to a cabinet casing having a structure in which a sliding door or a rotating door can be attached to the front opening.

[Conventional technology]

Conventionally, in order to simplify the manufacturing process, reduce the number of parts, and reduce costs, a top plate and a base plate were attached to a body plate that was formed by bending a single steel plate and integrally forming both side plates and a back plate. A variety of structural cabinet enclosures are available. However, when fixing the top plate and base plate to the body plate, some kind of temporary holding means is required from the outside in order to position the top plate and base plate and to control the spread of the side plates, and this holding means cannot be used after fixing by spot welding etc. It is necessary to remove the means, which not only takes time and effort, but also causes the mounting position to vary from product to product, which may affect the subsequent assembly process, and also poses a serious problem when automating the assembly process. I was getting used to it.

[Problem that the invention attempts to solve]

The present invention aims to solve the above-mentioned situation when attaching the top plate and the bottom plate to the body plate.
The top plate and the body plate can be accurately positioned, and the side plates of the body plate, which is formed integrally with the side plates and the back plate, can be reliably prevented from expanding and can be easily installed. The object of the present invention is to provide a cabinet casing that is simple and has a structure that can be fully adapted to the automation of assembly processes.

[Means for solving problems]

In order to solve the above-mentioned problem, the present invention provides a cabinet case in which a top plate and a base plate are sequentially attached to a body plate formed by integrally bending side plates and a back plate.
Inwardly bent edges are formed on the upper and lower edges of both side plates and the back plate, and the front edges of both side plates are bent inwardly, and the inner edges are further bent rearward to form a side front stile. ,
A body plate formed by cutting out the rear half of the upper and lower ends of the inner edge to form a recess, and further provided with engagement means on the upper and lower sides of both sides, and a body plate having both sides and a rear edge of the upper bent edge of the body plate. In the downwardly fitted state, a step portion that can fit into the upper recess on both sides of the front edge and an engaging means that can restrict expansion of the side plate of the body plate are connected to the engaging means of the body plate. a top plate attached to the top plate; and a stepped portion on both sides of the front edge that can be fitted into the lower recess, with both sides and the rear edge fitted above the lower bent edge of the body plate; A cabinet casing is constituted of a base plate which is integrally or separately provided with engaging means capable of regulating the expansion of the side plates of the plate in relation to the engaging means of the body plate.

[Effect]

The cabinet casing of the present invention having the above-mentioned contents has an upper bent edge formed on the upper edge of the body plate formed by integrally bending both side plates and a back plate. At the same time, the stepped portions formed on both sides of the front edge of the top plate were fitted into the recesses formed by cutting out the second half of the upper end of the inner edge of the side front stile of the body plate. An engaging means provided on the top plate in relation to the engaging means engages both sides of the top plate and the front part of the side plate while restricting expansion of the side plate. Both sides and the rear edge are fitted above the curved edge, and a step part integrally formed on both sides of the front edge of the base plate or a separate member attached to the base plate is installed in a recess at the lower end of the side front stile of the body plate. The formed step portions are fitted together, and the engagement means provided on the main plate in relation to the engagement means provided on the body plate engage both sides of the main plate and the front portion of the side plate while restricting expansion of the side plate. It is something that makes you

[Example] Next, the present invention will be further explained in detail based on the example shown in the accompanying drawings.

FIG. 1 shows a typical embodiment of the present invention, in which A represents a body plate, B represents a top plate, and C represents a base plate.
The body plate A is formed by integrally bending the side plates 1, 1 and the back plate 2 into a single steel plate with a substantially U-shaped cross section, and the upper edges of the side plates 1, 1 and the back plate 2 is bent inward to form an upper bent edge 3, and the lower edge is bent inward to form a lower bent edge 4,
The front edges of both side plates 1 and 1 are bent inward to form the front side plate 5.
Further, the inner edge of the side front plate 5 is bent rearward to form an inner edge 6 to constitute a side front stile 7, and the rear half of the upper and lower ends of the inner edge 6 is cut out to form a recess 8. The remaining portion of the notched front half of the inner edge 6 is configured as an engagement edge 9 serving as an engagement means. still,
The inner edge of the lower bent edge 4 of the body plate A is further bent upward to form a vertical edge 10 to ensure fitting with the peripheral edge of the base plate C, which will be described later.

The top plate B has a front edge bent downward to form a top plate 11, so that the side front plate 5 of the body plate A and the top plate 11 are flush with each other, and the fitting is ensured. The front plate 1
1 is folded in steps from the rear toward the outside to provide engaging pieces 12 substantially parallel to the top plate 11, thereby forming a stepped portion 13 that can be fitted into the recess 8. , and a concave portion 1 having a step approximately the same as the thickness of the upper bent edge 3 of the body plate A on both sides and the rear edge.
4 so that it can be reliably fitted under the upper bent edge 3, and the both side plates 1 and the back plate 2 of the body plate A are bent downward on both sides and the rear edge.
A fixing piece 15 is formed to be attached by fixing means such as spot welding. Then, the inner edge 6 of the body plate A is attached to the front surface of the engagement piece 12 as an engagement means to restrict the expansion of the side plates 1, 1 when the top plate B is attached to the body plate A. A protruding cut-out or dowel 16 that can be fitted and locked to the engaging edge 9 provided at the upper end is provided.

The base plate C, like the top plate B, has its front edge bent downward to form the base plate 17, and both ends of the base plate 17 are folded in steps from the rear to the outside to form the base plate. An engaging piece 18 is provided that is substantially parallel to 17, thereby forming a step 19 that can fit into the recess 8, and further bending both sides and the rear edge downward to bend the lower part of the body plate A. A fixing piece 20 is similarly provided to fit over the edge 4 and be attached by spot welding or the like. And the base plate C
In order to restrict the expansion of both side plates 1, 1 when the body plate A is attached to the body plate A, an engagement means is provided at the lower end of the inner edge 6 of the body plate A on the front surface of the engagement piece 18. A protruding cut or dowel 21 that can be fitted and locked onto the mating edge 9 is provided.

Therefore, when assembling the cabinet casing of the present invention, both sides and the rear edge of the top plate B are attached to the upper bent edge 3 below the upper bent edge 3 of the body plate A. At the same time, the side front plate 5 and the top plate 11 are fitted into the recesses 8, 8 formed in the upper ends of the side front frames 7, 7 of the body plate A with the side steps 13, 13.
are fitted flush, and the dowels 16 of the engaging pieces 12 on both sides are positioned on the outside of the engaging edges 9 formed on the inner edges 6, thereby causing the expansion of both side plates 1, 1. At the same time, both sides and the rear edge of the main plate C are fitted above the lower bent edge 4 of the body plate A, and the both side step portions 19, 19 are attached to the body plate A in the same manner as described above.
The side front plate 5 and the base plate 17 are fitted flush into the recesses 8, 8 formed at the lower ends of the side front frames 7, 7, and the dowels 21 of the engaging pieces 18 on both sides are fitted inside. Rim 6
It is positioned on the outer side of the engagement edge 9 formed on the top plate B and engages with the engagement means of the top plate B.
It is installed in such a way that it restricts its expansion. After assembling as described above, the fixing piece 15 of the top plate B and the fixing piece 20 of the base plate C are securely fixed to the side plates 1, 1 and the back plate 2 of the body plate A by fixing means such as spot welding. It is. Furthermore, the cabinet casing of the present invention does not require any external holding means when automating the assembly process, and maintains its shape by itself until it is fixed by spot welding or the like. The upper and lower ends of the side reinforcements 22, 22, which are fixedly installed over substantially the entire length of the rear parts of the side plates 1, 1, are fitted to the rear parts of the top plate B and the base plate C, or simply abutted from the inside, thereby making it even more reliable. becomes.

In the cabinet casing of the present invention, the body plate A
The structure for connecting the top plate B and the bottom plate C is not limited to the one shown in FIG. 1, but other structures described below can also be adopted. It is not limited to a temporary fixing effect, and the assembly can be completely completed using the engaging means itself.

As an engaging means for connecting the body plate A and the top plate B while restricting the expansion of the side plates 1, 1, the one shown in FIG. 2 is fixed to the inner surface of the side plate 1 along the side front stile 7. A locking plate 24 extending inwardly is formed near the recess 8 of the front side reinforcement 23 by cutting and raising a part of the front side reinforcement 23, and a protrusion 25 is provided at the tip of the locking plate 24. Further, a hole 27 is provided at a suitable position in the top reinforcement 26 fixed along the top plate 11 on the lower surface of the top plate B, in which the projection 25 can be engaged with the stepped portion 13 fitted into the recess 8. It was formed. Further, in the case shown in FIG. 3, a protrusion 28 is formed on the engagement edge 9 of the side front stile 7 of the side plate 1 so as to protrude into the recess 8, and the engagement piece 12 of the top plate B is provided with the protrusion 28. A hole 29 is formed in which the protrusion 28 can be engaged when the stepped portion 13 is fitted into the recess 8, and the one shown in FIG. A slit 30 is formed in the recess 8 of the front stile 7 so that it can be engaged with a desired part of the inner edge 6.

Second to fourth engagement means for connecting the body plate A and the main plate C while restricting expansion of the side plates 1, 1 are provided.
A structure similar to that shown in the figure can be adopted, but as shown in FIGS. 5 and 6, there is a ground reinforcement 31 and a ground reinforcement 32 before and after the lower ends of both side plates 1 and 1 of the body plate A. It is also possible to construct the base plate by restricting the expansion of the side plates 1, 1, and then fitting the base cover 33 into the base reinforcement 31 and the base reinforcement 32 from above. That is, the base reinforcement 31 has the same engaging pieces 18, steps 19, and dowels 21 of the base plate C on both sides of the front edge, and also has engagement holes 35 at both ends of the vertical wall 34 on the rear edge. It is fitted into the engagement hole 35 with the end of the ground reinforcement 31 positioned in the front notch 36 formed by cutting out the front end of the vertical edge 10 at the lower end of the side plate 1. Insertable protrusion 3
7 is formed at the front end of the vertical edge 10. Further, the ground reinforcement 32 is formed by similarly forming engagement holes 39 at both ends of the standing wall 38 at the front edge, and forming a protrusion 40 protruding outward at the center of the end. A projecting piece 42 that can be fitted into the engagement hole 39 with the end of the reinforcement 32 positioned in the rear notch 41 formed by cutting out the rear end of the vertical edge 10.
is formed at the rear end of the vertical edge 10, and a locking hole 43 into which the projection 40 can be fitted is formed at the lower end of the side rear reinforcement 22. Note that the dowels 21 and engagement holes 35 formed as engagement means on the ground reinforcement 31
Even if only one side is used, it is sufficient to restrict the expansion of both side plates 1, 1, and in addition to the engagement hole 39 formed as an engagement means, the ground reinforcement 32 has an upwardly preventing slip-off. Although a projection 40 is provided for this purpose, it is not particularly necessary. However, in order to further securely fix the ground reinforcement 32 without wobbling, it is necessary to provide the engagement hole 39 and to form a lower bent edge 4 and a vertical edge whose rear edge is formed at the lower end of the back plate 2. This is ensured by forming the protrusion 45 so that it can fit into the groove 44 formed by the groove 10. Furthermore, as another engagement means, as shown in FIG. It is also possible to form a hole 47 that engages. Also,
When the expansion of the side plates 1, 1 is restricted by the base reinforcement 31, there is no need to provide any particular engagement means on the base reinforcement 32, and as shown in FIG.
It is also possible to simply provide a dowel 48 protruding inward from the lower end of 2 and lock the end of the ground reinforcement 32 below the dowel 48. In this way, the ground reinforcement 31 was installed across the lower end between the side plates 1 and 1 of the body plate A.
and ground cover 3 to the ground reinforcement 32 as shown in FIG.
It is assembled by fitting the downwardly bent peripheral edge 49 of No. 3 from above.

In this way, a cabinet casing with a front opening is formed, and a sliding door or a rotating door is provided in this opening as appropriate to constitute a cabinet, but the above structure is not limited to a cabinet, and has a casing. This can be applied to furniture, etc. in general.

[Effect of idea]

According to the cabinet casing of the present invention as described above, both sides and the rear edge of the top plate are fitted below the upper bent edge of the body plate, which is formed by integrally bending the side plates and the back plate into a substantially U-shaped cross section. In the assembled state, the step part of the top plate can be positioned by fitting into the recess formed in the upper part of the front stile on the side of the body plate, and the top plate can be positioned by engaging means provided on the body plate and It is possible to restrict the expansion of the upper portions of the side plates by the engagement means provided in the side plates, and with the both sides and the rear edge of the main plate fitted above the lower bent edge of the body plate, the sides of the body plate can be The step part of the main plate can be fitted into the recess formed in the lower part of the front stile for positioning, and the lower parts of the both side plates can be expanded by the engaging means provided on the body plate and the engaging means provided on the main plate. Since it can be regulated, it can be assembled by simply mating, which shortens the work and also
During assembly, the assembled shape can be maintained by its own structure simply by fitting and engaging operations without using any retaining means to restrict the expansion of both side plates from the outside. The work of applying fixing means such as welding can be performed extremely efficiently, and the present invention achieves a temporary fixing function with a configuration that is fully compatible with automation of the assembly process.

[Brief explanation of the drawing]

Fig. 1 is an exploded perspective view showing a typical embodiment of the present invention, Figs. 2 to 4 are partial perspective views showing other embodiments of the connecting portion between the trunk plate and the top plate, and Fig. 5 is a A partial perspective view showing the condition in which the ground reinforcement is installed between both sides of the body plate, Figure 6 is a vertical cross-sectional view showing the condition where the ground cover is attached, and Figure 7 is a diagram showing the connection between the side plate and the ground reinforcement. A partial perspective view showing another embodiment. FIG. 8 is a partial perspective view showing another embodiment of the connecting portion between the side plate and the underground reinforcement. A... Body plate, B... Top plate, C... Main plate, 1...
Side plate, 2... Back plate, 3... Upper folded edge, 4... Lower folded edge, 5... Side front plate, 6... Inner edge, 7...
Side front stile, 8... Recess, 9... Engaging edge, 10... Vertical edge, 11... Top plate, 12... Engaging piece, 13...
...Stepped portion, 14... Recessed portion, 15... Fixed piece, 16
...Dowel, 17... Base plate, 18... Engagement piece, 1
9...Step part, 20...Fixing piece, 21...Dowel, 2
2... Side rear reinforcement, 23... Side front reinforcement, 24... Locking plate, 25... Protrusion, 26... Front reinforcement, 27...
... hole, 28 ... protrusion, 29 ... hole, 30 ... slit, 31 ... ground reinforcement, 32 ... ground reinforcement, 3
3... Ground cover, 34... Standing wall, 35... Engaging hole, 36... Notch, 37... Protruding piece, 38... Standing wall, 39... Engaging hole, 40... Protrusion, 41... Notch, 42... Protruding piece, 43... Locking hole, 44...
Concave groove, 45...Protrusion, 46...Protrusion, 47...
Hole, 48...dowel, 49...periphery.

Claims (1)

[Scope of Claim for Utility Model Registration] In a cabinet case in which a top plate and a base plate are sequentially attached to a body plate formed by integrally bending side plates and a back plate, the upper and lower edges of the side plates and the back plate In addition to forming an inwardly bent edge, the front edges of both side plates are bent inwardly, and the inner edges are further bent rearward to form a side front stile, and the rear half of the upper and lower ends of the inner edge a body plate formed by cutting out a recess to form a recess, and further provided with engagement means on the top and bottom of both side plates, and with both sides and the rear edge fitted below the upper bent edge of the body plate, A top plate comprising, on both sides of the front edge, a stepped portion that can fit into the upper recess, and an engaging means that can restrict expansion of the side plates of the body plate, in association with the engaging means of the body plate. , With both sides and the rear edge fitted above the lower bent edge of the body plate, a stepped portion on both sides of the front edge that can fit into the lower recess and restricts expansion of the side plate of the body plate. 1. A cabinet casing comprising: a base plate provided integrally or separately with engaging means of the body plate;