JP4000146B2 - Method for manufacturing partition member - Google Patents

Description

The present invention relates to a method of manufacturing a partition member (partition member) that is used for a door or partition wall of a house or a building and in which a reinforcing material is placed.

Conventionally, steel partition members such as doors and partition walls have been widely used in buildings such as houses and buildings. As described in Patent Document 1, this steel partition member is provided with a reinforcing material (honeycomb-like reinforcing material) in which cardboard or cardboard is formed in a honeycomb shape between a pair of steel plates having a predetermined gap. By mounting, weight reduction and the strength of the partition member are increased. Furthermore, the honeycomb-like reinforcing material using such cardboard or cardboard is subjected to a chemical treatment for adhering aluminum hydroxide or the like in order to improve fire resistance.
However, when a building such as a house or a building is aged and is rebuilt or renovated, in order to recycle and recycle steel partition members such as used doors and partition walls, There is a problem that it is necessary to separate the cardboard, and it takes a lot of time and effort to dismantle, resulting in high processing costs.
As a countermeasure against this, as described in Patent Document 2, a honeycomb-shaped reinforcing material in which a plurality of corrugated sheets are manufactured by bending a metal sheet laminated with a thermoplastic resin film on both sides, and ends of the corrugated sheets are stacked. By manufacturing a front door with a pair of steel plates, the durability of the front door is improved, and the cost of dismantling when renovating is reduced to reduce processing costs. Yes.
Furthermore, as described in Patent Document 3, the adhesive is applied to the metal foil at a predetermined interval, the position where the adhesive is applied is shifted by a half pitch, and a plurality of the metal foils are used. It has been proposed to facilitate remodeling by using a honeycomb-like reinforcing material that is laminated and further spreads out the laminated metal foil blocks and connected from the position where the adhesive is applied.

JP-A-11-70603 JP 7-279306 A Japanese Patent Laid-Open No. 5-24138

However, in the method described in Patent Document 2, since the metal plate is bent, the manufacturing process becomes complicated and the manufacturing cost increases.
Furthermore, since a metal plate that is bent is used, it is difficult to produce a honeycomb-shaped reinforcing material having a high-precision dimension that can be mounted between a pair of steel plates, and as a result, when used for a partition member, Secondary processing such as cutting and polishing is required.
Furthermore, in the honeycomb-shaped reinforcing material described in Patent Document 3, when the honeycomb-shaped reinforcing material is used for reinforcing doors, partition walls, and the like, the metal foil laminating process and the laminated metal foil blocks are expanded. Similar to the method described in Patent Document 2 described above, the manufacturing process is complicated, the manufacturing cost is increased, and secondary processing such as cutting and polishing is required when used for the partition member. There are problems such as.

The present invention has been made in view of such circumstances, and it is easy to manufacture a reinforcing material having a high-precision dimension, and it is easy to mount the reinforcing material between a pair of steel plates, thereby enabling high-strength reinforcement. It aims at providing the manufacturing method of the member for partition which becomes.

In the method for manufacturing a partition member according to the present invention in accordance with the object, the vertical edge and the horizontal edge are fixed to the lower edge of each vertical edge by fixing the end of the horizontal edge, and A pair of steel plates can be pasted, and in the gap between the pair of steel plates, a thin steel plate having a thickness of 0.01 mm or more and 0.3 mm or less and a length of 50 to 700 mm and a different length can be formed into a closed loop. A plurality of annular reinforcing members are attached so that the edge portions on both sides of each annular reinforcing member are in contact with the inside of the paired steel plates and fill the gap, and the other edge is attached to the upper end of each vertical edge The lateral edges are stopped and the vertical edges and the other lateral edges are fixed .
Thus, for example, a slit-like metal plate is cut into a predetermined length and both ends thereof are joined or bonded to form a closed loop reinforcing material, and the annular reinforcing material is placed between the steel plates. By inserting and installing, the strength of the partition member can be greatly improved. And since it inserts between a steel plate, an operation | work will become easy and manufacturing cost can be reduced.

The method of manufacturing a partition member according to the present invention, the edge portions on both sides of the respective annular reinforcing member in contact with the inner side of the steel sheet.
Thereby, the strength of the annular reinforcing material is increased by using a thin steel plate and making it freely shapeable, and both side edges of the annular reinforcing material are brought into contact with the inside of the steel plate, respectively, and further a pair of steel plates Therefore, the strength against compression of the partition member composed of a pair of steel plates can be increased.

Furthermore, in the method for manufacturing a partition member according to the present invention, each annular reinforcing member may be formed by bonding or joining both ends of the thin steel plate to form the closed loop.
Thereby, an annular reinforcing material with high dimensional accuracy can be easily manufactured by applying and bonding an adhesive to both ends of the metal plate or joining both ends of the metal plate by welding.
In addition, a circular ring means what joined both ends with the fixed space other than a perfect circle.

Further, in the partition member, wherein each annular reinforcement, the size and shape may be used different from each other.
Thereby, since the annular reinforcing material having a large and small diameter is used, a large number of annular reinforcing materials can be mounted between the steel plates, and furthermore, the number to be mounted can be changed. The strength of the member can be adjusted as necessary.

Furthermore, in this partition member, the annular reinforcing material may be a thin steel plate having a thickness of 0.3 mm or less and a width of 70 mm or less.
This makes it possible to reduce the weight of the partition member on which the annular reinforcing material is mounted, thereby increasing the buckling strength of the annular reinforcing material and improving the strength of the partition member.
When the thickness of the annular reinforcing material exceeds 0.3 mm, the annular reinforcing material becomes heavy, and the partition member attached between the steel plates becomes heavy. On the other hand, when the thickness is less than 0.01 mm, the strength as the annular reinforcing material is lowered.
Furthermore, when the width of the annular reinforcing material exceeds 70 mm, the buckling strength of the annular reinforcing material is lowered, and the strength of the partition member is also lowered. On the other hand, when the width of the annular reinforcing member is less than 5 mm, the thickness of the partition member to be used becomes thin, and it becomes difficult to maintain the strength of the entire partition member.

Method for producing a partitioning member according to claim 1, wherein, during a pair of steel plates, the metal annular reinforcement has a closed loop is more fitted, simple stiffeners with dimensions of precision Thus, it is possible to facilitate the mounting of the reinforcing material and to increase the strength of the partition member. Furthermore, the partition member generated by reforming or dismantling can be easily utilized as an iron resource.

In particular, the production method of the partition member according to claim 1, since the edge portion of both sides of each annular reinforcing member is in contact with the inner side of the steel plate, an annular reinforcement between the steel sheet stably and held, The compressive strength of the partition member can be increased.

In the method for manufacturing a partition member according to claim 2 , since the annular reinforcing member is formed by adhering or joining both ends of a thin steel plate to form a closed loop, the annular reinforcing member can be easily manufactured with high dimensional accuracy. can do.

In the method for manufacturing a partition member according to claim 1 , since the annular reinforcing member uses a thin steel plate having a thickness of 0.3 mm or less, the partition member can be made light and the buckling strength of the annular reinforcing member is increased. The strength of the partition member can be stably improved.

Next, embodiments of the present invention will be described with reference to the accompanying drawings for understanding of the present invention.
FIG. 1 is an overall perspective view of an annular reinforcing material used in a method for manufacturing a partition member according to an embodiment of the present invention, and FIG. 2 is an explanatory view of the partition member.
As shown in FIGS. 1 and 2, the partition member (partition member) 20 manufactured by the manufacturing method according to the embodiment of the present invention is surrounded by a frame 25 and arranged with a gap. A plurality of annular reinforcing members 10 are filled between the pair of steel plates, that is, the front steel plate 26 and the back steel plate 27 for reinforcement.
The annular reinforcing material 10 is formed by slitting a metal thin steel plate having a plate thickness of 0.3 mm or less (0.3 mm in the present embodiment) into a strip shape having a width of 70 mm or less (70 mm in the present embodiment). Joining both ends 12a and 12b of a steel strip 11 having a length of 700 mm by spot welding, caulking, stapling, or the like (may be bonded by applying a commercially available adhesive) Is formed.
Further, the edge portions 14 a and 14 b on both sides of the annular reinforcing material 10 are in contact with the inner surfaces of the front steel plate 26 and the back steel plate 27, respectively.
The frame 25 around the partition member 20 has a vertical edge 21 and a vertical edge 22 made of steel. The horizontal edge 23 is attached to the lower ends of the vertical edge 21 and the vertical edge 22 with screws. The horizontal edge 24 is fixed to the upper end of the vertical edge 22 with screws, and a front steel plate 26 is attached to the front side of the frame 25 and a back steel plate 27 is attached to the back side. A plurality of annular reinforcing members 10 having different shapes and sizes are mounted between the front steel plate 26 and the back steel plate 27.

Next, a method for manufacturing the partition member 20 according to the present embodiment will be described.
First, a thin steel plate having a plate thickness of 0.3 mm or less is slit into a strip shape having a width of 70 mm or less, and further cut to a length of 50 to 700 mm to form the steel strip 11.
And both ends 12a and 12b of the steel strip 11 are joined by spot welding to form a closed loop, and the annular reinforcing member 10 is manufactured. Note that an adhesive may be applied to both end portions 12a and 12b of the annular reinforcing member 10, and the both end portions 12a and 12b may be bonded to form a closed loop.
By using a plurality of steel strips 11 having different lengths in the range of 50 to 700 mm, closed loops having different sizes and shapes (circular, elliptical, bowl-shaped, etc.) having a diameter of about 15 to 225 mm are formed. it can.
Then, both ends of the 0.9 m long horizontal edge 23 are screwed to the lower ends of the 1.8 m long vertical edge 21 and the vertical edge 22 to fix the vertical edge 21, vertical edge 22 and horizontal edge 23. .
A front steel plate 26 and a back steel plate 27 are attached to the vertical edge 21, the vertical edge 22, and the horizontal edge 23, and a large and small annular reinforcing material 10 is filled in a gap between the front steel plate 26 and the back steel plate 27.
When the mounting of the annular reinforcing member 10 is completed, the horizontal edge 24 is screwed to the upper ends of the vertical edge 21 and the vertical edge 22, and the vertical edge 21, the vertical edge 22 and the horizontal edge 24 are fixed to form the partition member 20. .

This partitioning member 20 arbitrarily adjusts the number of annular reinforcing members 10 attached between the front steel plate 26 and the back steel plate 27 by attaching a plurality of annular reinforcing members 10 having different sizes and shapes. In addition, by increasing the density with which the annular reinforcing material 10 is mounted, the partition member 20 having high strength can be obtained.
Furthermore, the strength of the partition member 20 can be changed by adjusting the density at which the annular reinforcing material 10 is mounted in accordance with the portion to be used.
Whereas the strength of the conventional corrugated cardboard honeycomb is 1.0 to 1.5 kg / cm ² , in the partition member 20 of the present embodiment, the mounting density of the annular reinforcing material 10 is 10 to 20 kg / m ³ . By doing so, the strength can be maintained at 1.0 kg / cm ² or more.
Furthermore, it is possible to shape the annular reinforcing material freely and attach it so as to substantially fill the space between the pair of steel plates, thereby improving the strength due to the complicated shape of each reinforcing material and supporting the reinforcing materials. The strength can be further improved.

As the thin steel plate used for the annular reinforcing material 10, when used in an indoor environment and in an environment where the possibility of dew condensation is low, a steel plate in which tin plating is generally applied to low carbon steel, a steel plate in which nickel has been subjected to a base treatment It is also possible to use a steel plate or the like that has been subjected to chrome plating, and to apply a rust preventive oil such as grease to the surface of the thin steel plate. When exposed to outside air such as outdoor specifications, or when weather resistance or corrosion resistance is required for use, it is preferable to use a galvanized steel sheet, an aluminum plated steel sheet, a stainless steel sheet, or the like.

The partition member 20 having the annular reinforcing member 10 mounted therein is used for entrance doors, doors, residential partition walls, building walls, etc., and is used as a raw material for iron making without being dismantled during renovation or demolition. Can be reused as
In addition, when performing life-saving activities such as when earthquakes or stress that greatly deforms buildings occurs and it is impossible to open and close entrance doors and doors etc., without causing internal combustion or ignition like cardboard, It can open quickly after cutting with a high-speed cutter.

Although the embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments, and all changes in conditions and the like that do not depart from the gist are within the scope of the present invention.
For example, as the annular reinforcing material, a circular shape including an ellipse and a saddle shape can be used as well as a shape that does not undergo an acute angle bending process.

It is a whole perspective view of the annular | circular shaped reinforcing material used for the manufacturing method of the member for partition which concerns on one embodiment of this invention. It is explanatory drawing of the member for the partition.

Explanation of symbols

10: annular reinforcing material, 11: strip steel, 12a: end, 12b: end, 14a: edge, 14b: edge, 20: partition member, 21: vertical edge, 22: vertical edge, 23: Horizontal edge, 24: Horizontal edge, 25: Frame, 26: Front steel plate, 27: Back steel plate

Claims (2)

The vertical edge and the horizontal edge are fixed to the lower end of each vertical edge to fix the vertical edge and the horizontal edge, a pair of steel plates are attached to each vertical edge and the horizontal edge, and the thickness of the paired steel plates is increased in thickness. A plurality of free-form annular reinforcing materials having a closed loop of thin steel plates having a length of 0.01 to 0.3 mm and different lengths in the range of 50 to 700 mm are provided on both sides of each annular reinforcing material. Are attached so that the edges of the steel plates are in contact with the inside of the pair of steel plates and fill the gap, and other vertical edges are fastened to the upper ends of the vertical edges to connect the vertical edges and the other horizontal edges. A method for manufacturing a partition member, wherein the partition member is fixed. 2. The method for manufacturing a partition member according to claim 1, wherein the closed loop is formed by bonding or joining both ends of the thin steel plate to the annular reinforcing material. .

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