JPH07217084A - Roofing unit member and manufacturing device thereof - Google Patents

Abstract

PURPOSE:To enhance a high-grade feeling as well as to make improvements in rigidity. CONSTITUTION:One side 26 of a projecting strip part or a step differential part with height of the degree of several times over from height almost equal to the plate thickness of a seaming part overlapped with both edges at a time when it is extended over almost the full length of the groove width, and edge to edge of a metallic plate is bent each and combined together and joined together, is plurally formed in a groove bottom part 22 of a roofing unit member 20 at regular intervals in the gradient direction. With this constitution, outward appearance is well improved, while rigidity in the unit member 20 itself is enhanced. In addition, such a fact that one sheet of the metallic plate is extended in the tradient direction and seamless roofing is made possible to be done in this way and, what is more, the cause of water leakage is eliminable.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention In the present invention, a plurality of cores extending in the slope direction of the roof are arranged at equal intervals in a direction orthogonal to the slope direction on the base of the roof, and in the gaps between the adjacent core trees. TECHNICAL FIELD The present invention relates to a unit member for fitting, which is made of metal and has a groove-shaped cross section, and a manufacturing apparatus for the unit member.

[0002]

2. Description of the Related Art Conventional unit members for roofing include, for example, those shown in FIG. 17 and roof tile roofs. That is, the former is a thatched roof, and on the base 1 of the roof, the core trees 2, 2 ... That extend in the gradient direction of the roof are 45.5 cm (1 inch 5 inch) in the direction orthogonal to the gradient direction.
A plurality of unit members 3 each having a groove-shaped cross section formed of a metal plate are fitted in the gap between the adjacent core trees 2. The groove wall portion 4 of the unit member 3 is nailed to the core tree 2 together with the interlocking member 5 having an inverted U-shaped cross section that covers the core tree 2. In a thatched roof, it is possible to extend one sheet of metal in the direction of the slope to wipe the roof seamlessly. In the latter, the roof is wiped by seaming (folding), in which the edges of the metal plate are bent and combined together and joined together.

[0003]

However, in such a conventional unit member for roofing, the former has a flat groove bottom 6 and is inferior to the latter roof tile roof. , Impairs the sense of quality, and has low rigidity. On the other hand, the latter looks good, but rainwater enters the back side of the roof through seams that are seamed due to capillary action, causing water leakage, and water leakage tends to occur as the roof slope becomes gentler. However, there was a problem that special measures against water leakage were necessary. The present invention has been made in view of such conventional problems, and since a plurality of ridges and stepped portions are formed at equal intervals in the roof slope direction on the groove bottom of the unit member, the appearance is improved. It is possible to enhance the sense of quality and rigidity, and to extend a sheet of metal in the direction of the slope to wipe the roof seamlessly. It is intended to provide a unit member for use in

[0004]

The gist of the present invention for achieving the above object is to: 1 On the base material (10) of the roof, a core tree (12) extending in the slope direction of the roof is provided. A plurality of metal roofing unit members having a groove-shaped cross-section, which are arranged at equal intervals in a direction orthogonal to each other and are fitted in the gaps between the adjacent core trees (12). The groove bottom portion (22) of the unit member (20) for use in the apparatus extends over almost the entire width of the groove, and when the edges and edges of the metal plate are bent and combined together, both edges overlap each other. For roofing, characterized in that a plurality of ridges or step portions (26) having a height approximately equal to the plate thickness of the seaming portion to several times higher are formed at equal intervals in the gradient direction. Unit member.

2 On the base of the roof, a plurality of core trees (12) extending in the slope direction of the roof are arranged at equal intervals in a direction orthogonal to the slope direction, and a gap between the adjacent core trees (12). In a device for manufacturing a unit member for roofing made of metal having a groove-shaped cross-section that is fitted into a pair of rollers, a pair of rollers (3
0, 40), and when the edges of the metal plate are bent and combined together and joined together, the height of the seaming portion where both edges overlap is approximately equal to the plate thickness of several times or more. One of the ridges or the stepped portion ((2
In order to form a plurality of 6) on the groove bottom portion (22) of the roofing unit member (20) at equal intervals in the feeding direction, convex portions (32) are formed on the outer peripheral surface (32) of one of the pair of rollers (30). Three
4) is formed, while a concave portion (44) that meshes with the convex portion (34) is formed on the outer peripheral surface (42) of the other roller (40), the apparatus for manufacturing a unit member for roofing. .

3 On the base material (10) of the roof, a plurality of core trees (12) extending in the gradient direction of the roof are arranged at equal intervals in a direction orthogonal to the gradient direction, and the core trees (12) In a roofing structure formed by covering with a member (88), a resin lower member (81) is fixed to the core tree (12), and the upper surface of the lower member (81) has a chevron cross section. The formed resin upper member (82) is fixed, and the upper surface of the upper member (82) is covered with a mating member (88) which is also formed in a chevron cross section by a metal plate,
On the surface of the interlocking member (88), at substantially equal intervals in the gradient direction, along the chevron cross-sectional shape, when the edges of the metal plate are bent and combined and joined together, both edges are joined together. The roofing structure is characterized by forming one of a ridge (88a) or a step having a height approximately equal to the plate thickness of the overlapping seaming portions to several times as high.

[0007]

When the metal roofing unit member (20) is fitted in the gap between the adjacent core trees (12), the groove bottom portion (22) of the roofing unit member is projected. Article (2
6) or one of the steps is formed at equal intervals in the slope direction of the roof, and one of the ridges (26) or the steps extends over almost the entire groove width, and Since the edges have a height that is approximately equal to the plate thickness of the seaming part where the edges overlap when the edges are bent and combined and joined together, for example Compared with the structure, the appearance quality can be improved without being inferior. In order to manufacture the unit member (20) for roofing, a coil-shaped metal plate is prepared, and the tip of the metal plate is inserted into the gap between the pair of rollers (30, 40) and fed out. It suffices if it is possible, and it can be easily manufactured on site.

When the pair of rollers (30, 40) rotate and the convex portion (34) and the concave portion (44) come into mesh with each other,
Each time, one of the ridges (26) or steps is formed on the groove bottom (22) of the roofing unit member (20), and as a result, the ridges are evenly spaced in the feeding direction. A plurality of one of the portion (26) and the step portion is formed. In the roofing structure in which the core tree (12) is covered with the interlocking member (88), the lower member (81) is fixed to the core tree (12) and the upper member (82) is attached to the lower member (81). ) Is fixed and the upper surface of the upper member (82) is covered with the interlocking member (88) which is also formed by a metal plate and has a chevron cross section, so that it looks better than a U-shaped member. Further, since the surface of the interlocking member (88) is formed with one of the ridges (88a) or the stepped portions along the angled cross-sectional shape at substantially equal intervals in the gradient direction, the roof roof is formed. In harmony with one of the ridge (26) or the stepped portion on the groove bottom portion (22) side of the unit member (20) for use, it is possible to further enhance the sense of quality.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. 1 to 16 show an embodiment of the present invention.
As shown in FIG. 1, a plurality of rafters 11 extending in the direction of the slope of the roof are arranged on the base 10 of the roof at intervals of about 45.5 cm (1 inch and 5 inches) in the direction orthogonal to the direction of the slope. A heart tree 12 is piled up and nailed to each rafter 11. A unit member 20 for roofing is fitted in the gap between the adjacent core trees 12. The roofing unit member 20 is formed by forming the metallic plate shown in FIG. 2 into a groove-shaped cross section. As the metallic plate, a stainless steel plate whose upper surface is coated with copper or a stainless steel plate whose upper surface is colored is used.

Groove bottom 2 of the unit member 20 for roofing
2 shows a plate thickness (about 5 mm) of a seaming portion which extends over almost the entire groove width and overlaps both edges when the edges of the metal plate are bent and combined and joined together.
A plurality of ridges 26 having a height (about 1 cm) that is about twice the height (mm) are formed at intervals of about 30.3 cm (1 scale) in the gradient direction. The height of the ridge portion 26 is considered to be approximately the same as the plate thickness of the seaming portion (about 5 mm) to several times higher (about 3 cm). The height of the ridge portion 26 is preferably about 1 cm from the viewpoints of production in roll forming and appearance quality, and in press forming, it is 3 c.
It is also possible to manufacture the ridge portion 26 having a height of about m. Further, instead of the ridge portion 26, it may be just a step portion.

Groove wall portion 2 of the unit member 20 for roofing
3 extends upward along the side surface 13 of the core 12. As the ridge portion 26, as shown in FIG. 3, a bead having a triangular cross section, or a bead having a trapezoidal cross section having a flat triangular cross section, and as shown in FIG.
There is a bead 26a having a semicircular cross section. As shown in FIGS. 1 and 4, the mandrel 12 is covered from above by a mating member 28 having an inverted U-shaped cross section. Both side walls 29 of the interlocking member 28 are the unit members 20 for roofing.
The groove wall 23 is also covered with the groove wall 23 and nailed to the side surface 13 of the core 12.

9 to 15 show an apparatus for manufacturing a unit member for roofing and a manufacturing process thereof. In the device shown in FIG. 9, the tip end of a coil-shaped metallic plate, which is a material of the unit member 20 for roofing, is sandwiched between the two to allow it to be fed out, and the groove bottom portion of the unit member 20 for roofing is provided. Approximately 30.3 cm of ridge 26 on the area that should be 22
It is formed at intervals of (1 shaku), and is provided with a pair of rollers 30 and 40. Outer peripheral surface 3 of one roller 30
A convex portion 34 corresponding to the convex stripe portion 26 is formed at 2, and a concave portion 44 that meshes with the convex portion 34 is formed at the outer peripheral surface 42 of the other roller 40. The roller shaft 45 of the other roller 40 is supported so as to be vertically movable according to the plate thickness of the material, and is stopped at a predetermined vertical position by an adjusting bolt 46.

10 and 11, a pair of rollers 3 is shown.
0 and 40 drive means are shown respectively, and the former has drive gears 37 and 47 meshing with each other, and each gear shaft 3
Timing belts 38 and 48 are wound around the roller shafts of the rollers 6 and 46 and the pair of rollers 30 and 40, respectively. A motor is used as a power source, but a manual handle may be used. In the latter, the timing belt 39 is wound around the roller shaft of one roller 30 and the other roller 4
0 is a friction wheel that follows one roller 30. Instead of the friction wheel, the driving force of one roller 30 may be transmitted to the other roller 40 by meshing gears.

In the apparatus shown in FIG. 12, a bending bead 24 is formed on both side edges of a coil-shaped metallic plate as shown in FIG. 15 (a). Male roller 50 and female roller 50a that can be inserted into the gap and extended
And a large diameter portion 52 projecting in a semicircular cross section is formed in the circumferential direction on the male roller 50, and a large diameter portion 52 is fitted in the female roller 50a by recessing in a semicircular cross section. Small diameter part 52
a is formed. In the apparatus shown in FIG. 13, the bead 24 for bending is set to the bending position so that both side edges of the metal plate are moved to the position shown in FIG.
As shown in (b), it is to be raised obliquely upward, and has a pair of taper rollers 60, 60a of frusto-conical body which are assembled in a reverse inclination. The taper roller 60 includes
Relief part 62 for bead 24 for bending formed in the previous step
Are formed. In the apparatus shown in FIG. 14, the bending bead 24 is placed at the bending position so that both side edges of the metal plate are moved to the bending position shown in FIG.
As shown in (c), it is for raising straight up,
An outer roller 7 having an inner roller 70 and an outer roller 70a, which is orthogonal to the roller axis, and an outer roller 7 which is also orthogonal to the roller axis.
It is configured such that both side edges of the metal plate to be the groove wall portion 23 are sandwiched in the gap between the inner surface of the metal plate 0a and the inner surface of the metal plate 0a.

Next, the operation will be described. When the metal roofing unit member 20 is fitted in the gap between the adjacent core trees 12, the ridges 26 are formed in the groove bottom portion 22 of the roofing unit member in the direction of the slope of the roof. 30.3 cm (1
A plurality of strips are formed at intervals of (measure), and the ridges 26 are
It extends over almost the entire width of the groove, and when the edges of the metal plate are bent and combined together and joined together, the height is about twice the thickness of the seaming part where both edges overlap (1 cm. ), Even when compared to a roofing bar structure with copper plates, bronze plates, etc. joined by seaming (cold folding) as seen on roofs of shrines and temples, The appearance quality can be improved without compromising. The pattern of ridges 26 is drawn on the roof, but if you set ridges 26 to a height of 2 to 3 cm, you can emphasize this pattern and see a new sensation that is different from haze folding. You can give to things.

To manufacture the unit member 20 for roofing, the apparatus shown in FIG. 9 and a coiled metal plate are prepared, and the tip of the metal plate is placed between the pair of rollers 30, 40. It suffices if it can be fed out by sandwiching it in a gap. Since this device is relatively small in size and can be transported to the site, it can be easily manufactured on the site. When the pair of rollers 30 and 40 rotate and the convex portion 34 and the concave portion 44 come into mesh with each other, the convex strip portion is formed on the portion to be the groove bottom portion 22 of the unit member 20 for roofing the metal plate each time. 26 are formed, and finally, a plurality of ridge portions 26 are formed at equal intervals in the feeding direction. The material on which the ridges 26 are formed has a predetermined length (about 2
m). If you adjust the length according to the length of the roof in the slope direction without cutting, you can wipe the roof seamlessly, and there is no risk that rainwater etc. will enter the back side of the roof through the seam due to the capillary phenomenon. , It can also be applied to roofs that have a gentle slope and tend to collect rainwater.

Next, the apparatus shown in FIG. 12 is prepared, and the cut unit is inserted into the gap between the male rollers 50, 50a and fed out. As shown in FIG. Bending beads 24 are formed along both side edges. At this time, the male rollers 50, 50
Make sure that a does not interfere. Next, by preparing the device shown in FIG. 13 and inserting the unit into the gap between the pair of taper rollers 60, 60a and sending it out, as shown in FIG. 15B, the unit is placed at the position of the bead 24 for bending. Both edges rise up diagonally. In addition to the device shown in FIG.
It may be the device shown in FIG. This eliminates relative slippage between the upper roller 60b and the lower roller 60c, and facilitates molding.

Next, by preparing the apparatus shown in FIG. 14 and inserting the unit into the gap between the inner roller 70 and the outer roller 70a and sending it out, as shown in FIG. 15C, both side edges of the unit are completely removed. Stand up and groove wall 23
Becomes 6 to 8 show modifications of the present invention. As shown in FIGS. 6 and 7, the lower member 81 made of resin is nailed to the core tree 12, the upper member 82 is fitted to the lower member 81, and the outer surface of the upper member 82 formed in the chevron cross-sectional shape is You may make it cover with the interlocking member 88 and turn it into the inner surface side. The lower member 81 is formed with a fitting concave portion 83, while the upper member 82 is formed with a fitting convex portion 84, and both side walls of the fitting concave portion 83 and both side surface portions of the fitting convex portion 84 are
Each of them is formed in a sawtooth cross section to prevent it from coming off. A pilot hole 89 for a slip-preventing nail is formed at the end of the interlocking member 88 in order to make it immovable in the longitudinal direction of the interlocking member 88. The prepared hole 89 for the stopper nail and the stopper nail are covered from above by a new interlocking member 88 to be joined, for example.

Further, as shown in FIG. 8, a fitting projection 93 may be formed on the lower member 91 side, and a fitting recess 94 may be formed on the upper member 92 side. A bead portion 88a, which is a ridge portion having the same mountain-shaped cross-sectional shape, is formed on the outer peripheral surface of the mountain-shaped cross-sectional shape of the interlocking member 88 at the same interval as that of the ridge portion 26. Instead of the bead portion 88a, it may be simply a stepped portion. According to this modification, the interlocking member 88 is the unit member 2 for roofing.
In harmony with 0, the appearance is good and the sense of quality can be improved. Further, without using nails on the surface of the interlocking member 88, it can be fixed to the core tree 12 via the lower member 81 and the upper member 82, and in this respect also, the appearance can be improved. Further, since the outer surface of the upper member 82 is formed in the chevron cross-sectional shape, it is not necessary to grind the upper surface of the mandrel to have the chevron cross-sectional shape, which is easy to manufacture.

In the above embodiment, the roofing unit member 20 is formed by roll forming, but if the height of the ridge portion 26 is as high as about 3 cm, the press is performed. It goes without saying that it may be molded.

[0021]

According to the unit member for roofing according to the present invention, a plurality of ridges and stepped portions are formed at equal intervals in the roof slope direction on the groove bottom of the unit member, so that the appearance is improved. It can enhance the sense of quality and rigidity,
In addition, it is possible to extend one metal plate in the direction of the slope to wipe the roof seamlessly, and there is no risk of rainwater entering the roof underside through the seam due to the capillary phenomenon, eliminating the cause of water leakage. You can

[Brief description of drawings]

FIG. 1 is a perspective view of an attached state of a unit member for roofing showing an embodiment of the present invention.

FIG. 2 is a perspective view of a material for a unit member for roofing showing an embodiment of the present invention.

FIG. 3 is a perspective view of a unit member for roofing showing an embodiment of the present invention.

FIG. 4 is a perspective view of the interlocking member showing an embodiment of the present invention.

FIG. 5 is a perspective view of a unit member for roofing showing a modified example of the present invention.

FIG. 6 is a perspective view of a mating member showing a modified example of the present invention.

FIG. 7 is a sectional view showing a modified example of the present invention in which the interlocking member is attached.

FIG. 8 is a sectional view showing a modified example of the present invention in which the interlocking member is attached.

FIG. 9 is a front view of an apparatus for manufacturing a unit member for roofing showing an embodiment of the present invention.

FIG. 10 is an explanatory diagram of driving means for a unit member for roofing showing an embodiment of the present invention.

FIG. 11 is an explanatory view of driving means for a unit member for roofing showing an embodiment of the present invention.

FIG. 12 is a front view of an apparatus for manufacturing a unit member for roofing showing an embodiment of the present invention.

FIG. 13 is a front view of an apparatus for manufacturing a unit member for roofing showing an embodiment of the present invention.

FIG. 14 is a front view of an apparatus for manufacturing a unit member for roofing showing an embodiment of the present invention.

FIG. 15 is an explanatory diagram of a manufacturing process of a unit member for roofing showing an embodiment of the present invention.

FIG. 16 is a front view of an apparatus for manufacturing a unit member for roofing showing an embodiment of the present invention.

FIG. 17 is a perspective view showing a state where a unit member for roofing is attached, showing a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 ... Base of roof 12 ... Heartwood 20 ... Unit member 26 for roofing 26, 26a ... Convex ridges 28, 88 ... Interlocking members 30, 40 ... A pair of rollers 34 ... Convex part 44 ... Recess 50 ... Male roller 50a ... female rollers 60, 60a ... a pair of taper rollers 70 ... inner roller 70a ... outer roller 81 ... lower member 82 ... upper member 88a ... bead portion (protruded ridge portion)

Claims (3)

[Claims] 1. A plurality of cores extending in a slope direction of the roof are arranged at equal intervals in a direction orthogonal to the slope direction on a base of the roof, and a groove-shaped cross section fitted in a gap between adjacent cores. Shaped metal roofing unit member, which extends along substantially the entire groove width at the groove bottom portion of the roofing unit member, and folds and combines the edges of the metal plate. A plurality of ridges or steps having a height approximately equal to the plate thickness of the seaming portion where both edges overlap when tied together and several times higher than that are formed at equal intervals in the gradient direction. A unit member for roofing. 2. A plurality of cores extending in a gradient direction of the roof are arranged at equal intervals in a direction orthogonal to the gradient on the base of the roof, and a groove-shaped cross section fitted in a gap between adjacent cores. In a manufacturing device for a roof-shaped unit member made of metal, a pair of rollers capable of feeding by sandwiching a coil-shaped metal plate between the two are provided, and an edge and an edge of the metal plate are provided. When bent and assembled and joined together, one of the ridges or steps having a height of about several times to a height approximately equal to the plate thickness of the seaming portion where both edges overlap is provided at equal intervals in the feeding direction. In order to form a plurality of groove bottoms of the unit member for roofing, a convex portion is formed on one outer peripheral surface of the pair of rollers, and a concave portion that meshes with the convex portion is formed on the outer peripheral surface of the other roller. Featuring a roof Apparatus for manufacturing a unit element for can. 3. A roof formed by arranging a plurality of core trees extending in a gradient direction of the roof at equal intervals on a base of the roof in a direction orthogonal to the gradient direction, and covering the core trees with a mating member. In the thatch structure, a resin lower member is fixed to the core, and a resin upper member whose upper surface is formed in a chevron cross section is fixed to the lower member, and the upper surface of the upper member is fixed. It is covered with a lamella member that is also formed in a chevron cross section by a metallic plate, and on the surface of the fluke member, along the chevron cross section at substantially equal intervals in the gradient direction, the edges and edges of the metal plate are It is characterized by forming one of a ridge part or a step part having a height approximately equal to the plate thickness of the seaming part where both edges overlap when the parts are folded and combined and joined together A roofing structure.