JP2012239846A - Method of forming tunnel-shaped fixture - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a method of forming a tunnel-shaped fixture which is extremely light, easy to move, capable of direct printing, capable of increasing the degree of freedom of display and optimum for a fixture for exhibition.SOLUTION: A plurality of horizontal frames 4 of ring form are arranged at intervals, and vertical frames 5 of plate form are engaged orthogonally with the horizontal frames 4 via each other's slits for engagement in the horizontal frame circumferential direction at required intervals to form a framework 2 of a tunnel-shaped fixture 1. Meanwhile, in the tunnel-shaped fixture 1, an outer peripheral wall 10, an inner peripheral wall 13, peripheral walls 12, 12 at both ends and a plurality of pairs of flaps 11, 14, and 15 are continuously arranged via folds M respectively to form a covering material 3 of flat framework form. The covering material 3 is folded inward at right angles, and the framework 2 is covered with the outer peripheral wall 10, the inner peripheral wall 13 and peripheral walls 12, 12 at the upper and lower ends. At the same time, opposing ones of pairs of flaps 11, 14, and 15 are overlapped, and the overlapped flaps are engaged orthogonally with the horizontal frames 4 and the vertical frames 5 of the framework 2 via each other's slits for engagement 16 and 17.

Description

  The present invention relates to a tunnel-type fixture used for display stands (exhibition stands), store fixtures, event fixtures, interior furniture, children's playground equipment, etc., and in particular, tunnels made of paper or plastic cardboard or plate material. The present invention relates to a method of forming a shape fixture.

  Conventionally, tunnel-type fixtures used as display stands and interior furniture are known, but most of those tunnel-type fixtures are made of wood or metal, and rarely are made of concrete. .

  Wooden, metal, and concrete tunnel-type fixtures are heavy and difficult to transport and install, and wooden, metal, and concrete fixtures can be printed directly on the fixture for decoration. I couldn't do it, and I relied solely on painting and painting, so the range of decoration was narrowed, the degree of freedom of the display was low, and I couldn't draw the image freely.

  In view of the above circumstances, the present invention is very light compared to wooden, metal, and concrete tunnel-type fixtures, is easy to transport and work, can be directly printed, increases the degree of freedom of the display, The object is to provide a method for forming tunnel-type fixtures that can be used to draw images freely and that are optimal for events such as exhibitions and store fixtures.

  Means for solving the above-described problems will be described with reference numerals in the embodiments described later. The invention according to claim 1 is a method of forming a tunnel-type fixture using paper or plastic cardboard or plate material. A plurality of planar rectangular or polygonal ring-shaped horizontal frames 4 having a constant ring width w are arranged at intervals, and these horizontal frames 4 have the same width w as the ring width w of the horizontal frame 4. On the other hand, the frame-shaped vertical frame 5 is meshed so as to be orthogonal to each other via the meshing slits 6 and 8 at intervals in the circumferential direction of the horizontal frame, thereby forming the bone frame 2 of the tunnel-shaped fixture 1. The outer peripheral wall 10, the inner peripheral wall 13, the both end peripheral walls 12, 12 of the shape fixture 1 and a plurality of pairs of flaps 11, 11, 14, 14, 15, 15, which are respectively opposite to each other, are connected via a fold line M. Divided into one or multiple sheets A plate-like bone frame enveloping material 3 or 3a is formed, and the plate-like bone frame enveloping material 3 or 3a is bent inward at a right angle at each fold M, and its outer peripheral wall 10, inner peripheral wall 13 and upper and lower ends The peripheral walls 12 and 12 enclose the outer peripheral surface side, the inner peripheral surface side and both end peripheral surface sides of the bone frame 2, and the overlapping flaps 11, 11, 14, 14, 15 and 15 are overlapped to form the overlapped flaps. The horizontal frame 4 and the vertical frame 5 of the bone frame 2 are meshed so as to be orthogonal to each other through the meshing slits 7, 9, 16, and 17, respectively.

  According to a second aspect of the present invention, in the tunnel type fixture according to the first aspect, the overlapping flaps 11, 11, 14, 14, 15, 15 are respectively attached to the horizontal frame 4 and the vertical frame 5 on the inner peripheral surface side of the bone frame 2. Are engaged so as to be orthogonal to each other via the engagement slits 7, 9, 16, and 17.

  According to a third aspect of the present invention, in the tunnel-type fixture according to the first or second aspect, the entrances of the engagement slits 6, 7, 9, 16, 17 are expanded in a substantially V shape.

  According to a fourth aspect of the present invention, in the tunnel-type fixture according to any one of the first to third aspects, a groove having a substantially V-shaped cross section is formed in each fold line M of the flat bone frame enveloping material 3 or 3a. It is characterized by embossing.

  The effect of the invention by the above-described solution means will be described with reference numerals in the embodiments to be described later. According to the method of the invention according to claim 1, a plurality of ring-shaped horizontal frames 4 are arranged at intervals in the vertical direction. The plate-like vertical frame 5 having the same width w as the ring width w of the horizontal frame 4 is put on these horizontal frames 4 via the meshing slits 6 and 8 at the required intervals in the circumferential direction of the ring-shaped horizontal frame 4. The bone frame 2 is formed by meshing so as to be orthogonal to each other, while a plurality of pairs of flaps 11, 11, 14, 14, 15, which are opposed to the outer peripheral wall 10, the inner peripheral wall 13, and the both end peripheral walls 12, 12, respectively. , 15 are formed in a single or a plurality of divided flat framed frame material 3 or 3a, and the bone frame material 3 or 3a is formed inside each folded line M. The outer peripheral wall 10, the inner peripheral wall 13, and the upper and lower peripheral walls 12, 1 And enveloping the outer peripheral surface side, the inner peripheral surface side, and both end peripheral surface sides of the bone frame 2, and superposing the opposing flaps 11, 11, 14, 14, 15, 15, By engaging the horizontal frame 4 and the vertical frame 5 so as to be orthogonal to each other via the meshing slits 7, 9, 16, and 17, the tunnel-type fixtures 1A and 1B that are very light and easy to carry and work can be easily obtained. It can be formed easily. The tunnel-type fixtures 1A and 1B formed of paper or plastic corrugated cardboard or plate material in this way are very lightweight and are suitable for exhibitions and events where there are many movements. In particular, in this method, since the flat bone frame enveloping material 3 or 3a is formed by corrugated cardboard or a plate material, it is possible to directly print the flat bone frame enveloping material 3 or 3a before bending, and accordingly When this tunnel-type fixture 1A, 1B is used as a display stand, for example, it is possible to freely draw out an image by applying desired printing on the surface of the flat bone frame enveloping material 3 or 3a. It is ideal for events such as parties and store fixtures.

  According to the method of the invention of claim 2, the overlapping flaps 11, 11, 14, 14, 15, 15 are respectively engaged with the horizontal frame 4 and the vertical frame 5 on the inner peripheral surface side of the bone frame 2. Since the joints of the bone frame enveloping material 3 are formed on the inner peripheral surface of the tunnel-shaped fixture 1A by meshing them orthogonally via 7, 9, 16, 17 There is no loss of appearance and aesthetics.

  According to the invention of claim 3, the vertical frame 5 can be easily meshed by expanding the entrances of the meshing slits 6, 7, 9, 16, and 17 into a substantially V shape, Further, the overlapping flaps 11, 11, 14, 14, 15, 15 can be easily engaged with the horizontal frame 4 and the vertical frame 5 of the bone frame 2.

  According to the fourth aspect of the present invention, a flat bone frame is obtained by forming a groove having a substantially V-shaped cross section in each fold line M of the flat bone frame enveloping material 3 or 3a, 3a or by embossing. The enveloping material 3 can be bent quickly and easily.

(a) is the perspective view which looked at the tunnel type fixture formed by the method of this invention from a certain direction, (b) is the perspective view which looked at the tunnel type fixture from the other direction. (a) is the sectional view on the AA line of (b) of FIG. 1, (b) is the sectional view on the BB line of (a) of FIG. (a) is the CC sectional view taken on the line of (a) of FIG. 2, (b) is an expanded sectional view of a fold. (a) is a plan view showing a ring-shaped horizontal frame of the bone frame, and (b) is a plan view showing a state in which the vertical frame of the bone frame is laid down. (a) is a perspective view showing a ring-shaped horizontal frame of the bone frame, (b) is a perspective view of a state in which the vertical frame of the bone frame is set up. It is a perspective view which shows the whole bone frame. It is a top view which shows one Embodiment of a flat bone frame enveloping material, and is a case where it consists of one flat bone frame enveloping material. FIG. 2 is a longitudinal sectional view of a bone frame showing a state in which the bone frame is encapsulated by a flat bone frame enveloping material, and (b) is a transverse sectional view of the bone frame showing the same state. It is a top view of the flat bone frame enveloping material by other embodiment which concerns on this invention, and is a case where it consists of a flat bone frame enveloping material divided | segmented into 2 sheets. FIG. 3 is a cross-sectional view of a tunnel-type fixture using a flat bone frame enveloping material divided into two pieces, and is a cross-sectional view similar to FIG.

  A preferred embodiment of the present invention will be described below with reference to the drawings. A tunnel-type fixture 1A shown in FIGS. 1 to 8 is formed in a square cylindrical tunnel shape, as shown in FIG. By enveloping the outer peripheral surface side, inner peripheral surface side and both end surface sides of the assembling-type bone frame 2 made of corrugated cardboard with a bone frame enveloping material 3 made of corrugated cardboard as shown in FIG. It is formed.

  The structure of the tunnel-shaped fixture 1A will be described in detail. The bone frame 2 includes, for example, two ring-shaped horizontal frames 4 having a fixed ring width w as shown in FIGS. For example, eight plate-like vertical frames 5 having the same width w as the ring width w of the horizontal frame 4 are three-dimensionally assembled. The ring width w is cut into a ring shape having a regular square shape in plan view, the engagement slit 6 is formed at a predetermined position on each side of the inner periphery, and the engagement slit 7 is formed on one side of the outer periphery. Each vertical frame 5 is formed by cutting the same multilayer reinforced corrugated cardboard as the ring-shaped horizontal frame 4 into an elongated rectangular shape, and forming meshing slits 8 at two locations above and below the outer edge, which is one side edge, and the other side edge. The slit 9 for meshing is formed in the middle portion of the inner edge in the vertical direction.

  The meshing slits 6 and 7 of the ring-shaped horizontal frame 4 are formed from the side edges of the horizontal frame 4 to a length approximately half of the horizontal frame width w, and the entrance of each meshing slit is approximately. It is expanded in a V shape, and its inlet expanded portion is indicated by 6o and 7o. Further, the engagement slits 8 and 9 of the vertical frame 5 are also formed from the side edges of the vertical frame 5 to a length that is approximately ½ of the vertical frame width w, and the entrance of the engagement slit 9 is approximately V. It is expanded in the shape of a letter, and its inlet expansion portion is indicated by 9o.

  In order to assemble the bone frame 2, as shown in FIG. 6, the vertical frames 5 are arranged on the inner peripheral side of the horizontal frame 4 with respect to the two upper and lower ring-shaped horizontal frames 4, 4. The outer side end face of each horizontal frame 4 and the outer side end face of each vertical frame 5 are flush with each other so that the peripheral side mesh slit 6 and the outer edge side meshing slit 8 of the vertical frame 5 are perpendicularly engaged. The three-dimensional bone frame 2 is assembled as illustrated by making the inner peripheral end surface of each horizontal frame 4 and the inner end surface of each vertical frame 5 flush with each other. In this assembly, when the engagement slit 8 of each vertical frame 5 is engaged with the engagement slit 6 of the horizontal frame 4, the entrance of the slit 6 on the side of the horizontal frame 4 is expanded in a substantially V shape. The expanding portion 6o serves as a guide, and the meshing operation of the vertical frame 5 becomes easy. As described above, the outer peripheral end surface of each horizontal frame 4 and the outer end surface of each vertical frame 5 are flush with each other, and the inner peripheral end surface of each horizontal frame 4 and the inner end surface of each vertical frame 5 are surfaces. Therefore, the outer peripheral wall 10 and the inner peripheral wall 13 of the bone frame enveloping material 3 can be accurately supported with respect to the outer peripheral surface and the inner peripheral surface of the bone frame 2, thereby providing a structurally robust tunnel. A shape fixture 1A can be formed. In this case, the outer peripheral end face of each horizontal frame 4 and the outer end face of each vertical frame 5 are flush with each other, and the inner peripheral end face of each horizontal frame 4 and the inner end face of each vertical frame 5 are flush with each other. The ring width w of the ring-shaped horizontal frame 4 and the width w of the plate-shaped vertical frame 5 are the same, and the vertical frames 5 are meshed with the horizontal frame 4 through the meshing slits 6 and 8 so as to be orthogonal to each other. Because.

  As shown in FIG. 7, the flat bone frame enveloping material 3 has three side walls 10 a, 10 a, and 10 a connected in the left-right direction via the crease M in order to form the outer peripheral wall 10 of the tunnel type fixture 1 </ b> A. In addition, a ½-width side wall 10b of the side wall 10a is continuously connected to both left and right sides of the side wall 10a via a crease M, and peripheral wall joining flaps 11 and 11 are respectively creased at both ends of the ½-width side walls 10b and 10b. In order to project oppositely through M, and to form the upper and lower peripheral walls 12, 12 of the tunnel-type fixture 1A, end walls 12a are respectively provided at the upper and lower ends of each side wall 10a, and each of the half-width side walls 10b is provided. In order to form the inner peripheral wall 13 of the tunnel-type fixture 1A, the upper and lower end walls 12b, 12b having ½ widths are connected to the upper and lower ends, respectively, via the fold line M, and further to the outer ends of the upper and lower end walls 12a. , A side wall having a length ½ of the side wall 10a of the outer peripheral wall 10 3a and the flap 14 are connected to each other through the crease M, and the side wall 13b and the flap 15 having a length ½ of the side wall 10b of the outer peripheral wall 10 are provided at the outer ends of the upper and lower end walls 12b each having a ½ width. Are each formed by connecting them through a crease M, and this flat bone frame enveloping material 3 is formed by cutting, for example, a hard reinforcing cardboard. Moreover, the desired various printing required according to the intended purpose can be given to the outer surface of this flat bone frame enveloping material 3.

  The flaps 11 of the outer peripheral walls 10 are provided with engagement slits 16 at predetermined positions, and the flaps 14 and 15 of the inner peripheral wall 13 are provided with engagement slits 17 at predetermined positions. The slits 16 and 17 are notched from the outer end edges of the flaps 11, 14, and 15 to approximately ½ of the width dimension in the flap width direction. Each fold line M provided in the flat bone frame enveloping material 3 is provided with a groove 18 having a substantially V-shaped cross section as shown in FIG. Can be quickly and easily bent by bending the opening side of the groove 18 inside. Instead of forming the groove 18 having a substantially V-shaped cross section in the fold line M, embossing may be performed on the fold line M, and the folding becomes easy as with the V-shaped groove 18.

  In order to form the tunnel-shaped fixture 1A by assembling the flat-shaped bone frame enveloping material 3 formed as described above on the bone frame 2 assembled in a three-dimensional structure as shown in FIG. As shown in FIG. 8 (b), the three side walls 10a, 10a and 10a of the bone frame enveloping material 3 forming the outer peripheral wall 10 of the fixture 1A and the half-width side walls 10b at both ends thereof While bending at M at right angles and attaching to the outer peripheral surface of the bone frame 2, the opposite flaps 11 and 11 at both ends are bent at right angles and polymerized, and the overlapped flaps 11 and 11 are The outer peripheral wall 10 is integrally joined in the circumferential direction by meshing with each other through the meshing slit 7 in the ring-shaped horizontal frame 4 of the bone frame 2 and the meshing slit 16 of each flap 11. The outer peripheral wall 10 is fixed to the ring-shaped horizontal frame 4 side of the bone frame 2 On the other hand, as shown in FIG. 8 (a), the upper and lower end walls 12a, 12a forming the upper and lower end peripheral walls 12, 12 of the tunnel-type fixture 1A and the half-length side wall 13a forming the inner peripheral wall 13, 13a is bent at a right angle inward at each fold line M, and the opposing flaps 14, 14 are bent inward at each fold line M to overlap each other. The side walls 13a and 13a having ½ lengths are joined to each other by meshing so as to be orthogonal to each other via the meshing slit 9 in the vertical frame 5 and the meshing slit 17 of each flap 14. The inner peripheral wall 13 encapsulating the inner peripheral surface side of the bone frame 2 is formed, and the inner peripheral wall 13 is fixed to the vertical frame 5 side of the bone frame 2, whereby the perspective view of FIG. 1, FIG. 2 and FIG. Tunnel-type fixture 1 as shown in section 3 of FIG. A can be easily formed.

  In the formation method of the above-described embodiment, the overlapping flaps 11, 11, 14, 14, 15, 15, which are obtained by superimposing those facing each other at both ends, are arranged on the inner peripheral surface side of the bone frame 2 with the horizontal frame 4 and the vertical frame 5. The plate-like bone frame enveloping material 3 is formed of a single plate material (corrugated cardboard). Thus, as can be seen from FIGS. 1 (a) and 1 (b), the joint of the bone frame enveloping material 3 can be seen at a plurality of locations on the inner peripheral surface of the formed tunnel-shaped fixture 1A. And since it is exposed to only one place on the peripheral surfaces of both ends, the appearance and aesthetic appearance are not impaired.

  FIG. 9 shows the flat bone frame enveloping materials 3a, 3a divided into two. As can be seen from a comparison with FIG. 7 showing a case where the flat bone frame enveloping material 3 is composed of one sheet, the outer peripheral wall of the flat bone frame enveloping material 3 shown in FIG. 10 side walls 10a, end walls 12a, 12a and side walls 13a, 13a of the inner peripheral wall 13 are each divided into two, and the side wall 10a of the divided outer peripheral wall 10 becomes a side wall 10b and a flap 11 is attached. 12 a becomes the end wall 12 b, the side wall 13 a of the inner peripheral wall 13 becomes the side wall 13 b, and the flap 14 becomes the flap 15. The assembly with the other structure and the bone frame 2 is the same as that of the flat bone frame enveloping material 3 made of one sheet. FIG. 10 shows a tunnel-type fixture 1B formed by two flat-plate-like bone frame enveloping materials 3a, 3a and a bone frame 2 divided in this manner, and a tunnel-type fixture 1A shown in FIG. 2 (b). The cross-sectional view is similar to the cross-sectional view of FIG. The flat bone frame enveloping material can be divided into three or more sheets. However, as the number of sheets increases, the number of joints increases and labor is required, so at most two sheets are preferable.

  In the tunnel-shaped fixtures 1A and 1B described above, a plurality of ring-shaped horizontal frames 4 having a square shape in plan view are arranged at intervals in the vertical direction, and these horizontal frames 4 have the same width w as the ring width w of the horizontal frame 4. On the other hand, the bone-like frame 2 is formed by meshing the plate-like vertical frame 5 having the shape of the ring-shaped horizontal frame 4 so as to be orthogonal to each other via the meshing slits 6 and 8 at every required interval in the circumferential direction. The outer peripheral wall 10, the inner peripheral wall 13, the both end peripheral walls 12, 12 of the shape fixture 1 and a plurality of pairs of flaps 11, 11, 14, 14, 15, 15, which are respectively opposite to each other, are connected via a fold line M. A flat bone frame enveloping material 3 or 3a, 3a divided into one or a plurality of sheets is formed, and the flat bone frame enveloping material 3 or 3a, 3a is bent inward at each fold line M at a right angle. The outer peripheral wall 10, the inner peripheral wall 13 and the upper and lower peripheral walls 12, 12 are outside the bone frame 2. The surface side, the inner peripheral surface side, and both end peripheral surface sides are encapsulated, and the opposing flaps 11, 11, 14, 14, 15, 15 are overlapped, and the overlapped flaps are used as the horizontal frame 4 and the vertical frame of the bone frame 2. 5 is much lighter than a tunnel fixture made of wood, metal, or concrete, and can be transported and operated by simply meshing with each other through the meshing slits 7, 9, 16, 17 of each other. Easy tunnel type fixtures 1A and 1B can be formed easily and easily. The tunnel-type fixtures 1A and 1B formed in this way are also very lightweight, and are suitable for exhibitions and events where there are many movements.

  In particular, in this method, since the flat bone frame enveloping material 3 or 3a, 3a is formed of paper or plastic corrugated cardboard or plate material, the flat bone frame enveloping material 3 or 3a, 3a is formed before bending. It is possible to perform direct printing. Therefore, when the tunnel-type fixtures 1A and 1B are used as a display stand, by applying desired printing to the surface of the flat bone frame enveloping material 3 or 3a and 3a. It is possible to draw out the image freely, and it is most suitable for events such as exhibitions and store fixtures.

  In the above-described embodiment, the paper corrugated cardboard is shown as the material of the bone frame 2 and the flat bone frame enveloping material 3 or 3a, 3a. However, the paper corrugated cardboard is a hard Mildan (registered trademark) made of recycled paper. Etc. can be used. The cardboard is not limited to paper, and plastic cardboard can be used. Further, as the plate material, various types of paperboard including a hard paper board can be used.

  In the above-described embodiment, the rectangular tubular tunnel fixtures 1A and 1B have been illustrated. However, the tunnel shape is not limited to the square cylindrical shape, and other than the triangular cylindrical shape, the pentagonal cylindrical shape, the hexagonal cylindrical shape, It can be a polygonal cylinder such as an octagonal cylinder.

1A, 1B Tunnel-type fixture 2 Bone frame 3 Flat bone frame enveloping material 3a Flat bone frame enveloping material 4 divided into multiple frames Horizontal frame 5 of bone frame Vertical frames 6, 7, 8, 9 of frame Slits 6o, 7o, 9o Slit entrance widening portion 10 Outer peripheral walls 11, 14, 15 Flap 12 Peripheral end wall 13 Inner peripheral walls 16, 17 Mating slit M Crease

Claims (4)

  A method for forming a tunnel-type fixture using paper or plastic corrugated cardboard or plate material, in which a plurality of planar rectangular or polygonal ring-shaped horizontal frames having a fixed ring width are arranged at intervals, and these horizontal frames are arranged. The frame of a tunnel-type fixture is engaged by meshing the frame with a plate-like vertical frame having the same width as the ring width of the horizontal frame so as to be orthogonal to each other through the mutual slits at the required intervals in the circumferential direction of the horizontal frame. A flat bone that is divided into a single piece or a plurality of pieces in which the outer peripheral wall, inner peripheral wall, and both end peripheral walls of the tunnel type fixture are connected to each other through a fold line. Form a frame enveloping material, fold this flat bone frame enveloping material inward at right angles at each fold, and at the outer peripheral wall, inner peripheral wall and upper and lower peripheral walls, the outer peripheral surface side, inner peripheral surface of the bone frame Envelop side and peripheral surface side and opposite Method of forming a tunnel-shaped fixtures, characterized in that engaging the polymerization flap by polymerizing a flap that orthogonally through the meshing slit in the lateral frame and respectively to each other in the vertical frame of the bone frame.   2. The tunnel-shaped fixture according to claim 1, wherein the overlapped flap is engaged with the horizontal frame and the vertical frame at right angles through the engagement slits on the inner peripheral surface side of the bone frame. Method.   The method for forming a tunnel-type fixture according to claim 1 or 2, wherein the entrance of the engagement slit is expanded in a substantially V shape.   The formation of a tunnel-shaped fixture according to any one of claims 1 to 3, wherein a groove having a substantially V-shaped cross section is formed or embossed at each fold of the flat bone frame enveloping material. Method.

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