JPH0726706A - Finishing member outer conrner part joining method of sealed cabin and tightening roller used for this joining method - Google Patents

Abstract

PURPOSE:To simply and finely finish while keeping airtightness by merely folding without using soldering for joining finishing members at the outer corner part of a sealed cabin. CONSTITUTION:The connecting end parts of finishing members 14 are raised at the part corresponding to the outer corner edge of a sealed cabin 10. A tie member 16 of a W-shape in section is put on the adjacent raised parts 14a in such a way that the central projected part 16a on the inside of the tie member 16 is arranged between the respective raised parts 14a. A projected part 32 is formed on the outer circumference of the bottom part of a V-shaped groove 30 formed by the roller bodies 20a, 20b of a tightening roller 20. The projected part 32 is fitted in the central recessed part 16b formed on the outside of the tie member 16, and the outside of the tie member 16 is pressed and crushed by the tightening roller 20.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method for joining a finishing material for covering an airtight chamber, and more particularly to a method for joining a finishing material at a corner of the airtight chamber and a method for joining the finishing material. The tightening roller used.

[0002]

2. Description of the Related Art Generally, to form an airtight chamber such as a greenhouse, an outer shell is formed with a base material, and the surface thereof is covered with a finishing material such as an iron plate, a copper plate or aluminum. In this case, as the finishing material, those which are cut into a predetermined size are joined at the present state. By the way, when joining the finishing material, it is necessary to make the joining portion have an airtight structure. Therefore, conventionally, a method of superposing a joining end portion of the finishing material and joining the superposed portion by soldering is generally adopted. The same soldering method is also used when joining the finishing material at the corner of the airtight chamber.

[0003]

However, in the conventional joining method for the finishing material for the airtight chamber, since the finishing material is joined by soldering as described above, the soldering is manually performed. There is a problem that the work time is remarkably long and the finish trace is disturbed and the appearance is deteriorated.

In view of the above-mentioned conventional problems, the present invention finishes an airtight chamber which can be simply and neatly finished by simply folding it back without using soldering for joining the finishing materials while maintaining airtightness. It is an object of the present invention to provide a method for joining material corners and a tightening roller used in this joining method.

[0005]

In order to achieve the above object, in the method for joining the projected corners of the finishing material of the airtight chamber of the present invention, the joining ends of the finishing materials to be joined to each other are formed in the airtight chamber. Start up each at the tip of the protruding corner, cover each rising part with a connecting material with a W-shaped cross-section so that the central convex part inside this connecting material is arranged between the respective rising parts,
A V-shaped groove along the outer corner of the airtight chamber is provided in the circumferential direction on the outer side of the covered connecting material, and a convex portion that fits into the central concave portion on the outer side of the connecting material is provided on the outer periphery of the groove bottom portion. By pressing with the formed tightening roller, the connecting member and the rising portion are distributed to both sides of the projected corner portion and crushed.

Further, in the method for joining the corners of the finishing material of the airtight chamber, a V-shaped groove is formed in the circumferential direction along the shape of the corner of the airtight chamber, and a connecting material is provided on the outer periphery of the groove bottom portion. It is desirable to use a tightening roller having a convex portion that fits in the outer central concave portion.

[0007]

According to the method of joining the finishing corners of the finishing material of the airtight chamber of the present invention having the above-mentioned structure, the joining material is provided between the joining ends of the finishing materials which are respectively raised at the leading ends of the finishing corners of the hermetic chamber. Since the outer side of each of the upright portions is crushed by using a tightening roller, the respective upright portions are deformed along the inner side of the connecting member having a W-shaped cross section, and thus the upright portions are crushed. Are bent in opposite directions and are wound inside the connecting material, and the finishing materials are joined to each other via the connecting material. At this time, the crushed joint portion is squeezed by the V-shaped groove of the tightening roller while being distributed to both sides of the corner of the airtight chamber. Therefore, the joint portion between the connecting end portions is joined in a state of being covered with the tie material, and the appearance can be greatly improved, and the contact resistance of the joint portion is extremely reduced, so that the joint portion is simply folded. The airtightness can be improved in spite of the connection by music. Also,
Since the outside of the tie material is simply pressed and crushed, the joining work is significantly simplified, and the construction time and labor can be shortened.

Further, the tightening roller used in the method for joining the corner portion of the finish material has a V-shaped groove formed in the circumferential direction along the shape of the corner portion of the airtight chamber, and the outer periphery of the groove bottom portion is formed. Since the convex portion that fits into the central concave portion on the outside of the connecting material is formed, when the outside of the connecting material covered between the joint ends of the finished finishing materials is pressed by the tightening roller, the V-shaped groove is used. The connecting material and the rising part can be squeezed neatly and easily on both sides of the corner of the airtight chamber. Further, since the tightening roller can be guided in a state in which the convex portion formed on the outer circumference of the groove bottom portion of the V-shaped groove is fitted in the central concave portion on the outside of the connecting member, when the tightening roller is moved. Can be pressed easily without getting out of track.

[0009]

Embodiments of the present invention will now be described in detail with reference to the accompanying drawings. 1 to 3 show an embodiment of a method for joining the projected corners of a finishing material in an airtight chamber according to the present invention, and FIG. 1 is a cross-sectional view showing a state in which the finishing material is joined using a tightening roller, FIG. 2 is a cross-sectional view showing a joining state of the finishing materials, and FIG. 3 is a side view of the tightening roller.

That is, as shown in FIG. 1, the airtight chamber 10 in which the finishing corner joining method of the finishing material of this embodiment is used has its outer shell separated by a board 12 as a base material.
The outer side of 2 is covered with a finishing material 14 formed of an iron thin plate, a copper thin plate, an aluminum thin plate or the like having a thickness of about 0.2 to 0.3 mm. The finishing material 14 that has been cut to a predetermined size in advance is carried into the site, and the board 12 is
Mounted on the surface of.

The finishing material 14 cut into specified dimensions is
The connection ends of the respective finishing materials 14, 14 are raised at the portion corresponding to the tip of the protruding corner of the airtight chamber 10, and these raised portions 14a, 14a are butted against each other.
The finishing materials 14, 14 ... Are attached to the board 12 via an adhesive. Next, the adjacent startup part 1
4a, 14a, a metallic connecting member 16 having a W-shaped cross section coated with a conductive adhesive, and a central convex portion 16a inside the connecting member 16 is arranged between the respective rising portions 14a, 14a. To cover. And the startup part 14
The outer side of the connecting member 16 covered by a and 14a is a tightening roller 20.
By pressing and crushing with, the connecting ends of the finishing materials 14, 14 are joined together.

As shown in FIG. 3, the tightening roller 20 is provided with a pair of roller bodies 20a and 20b at two front and rear positions.
The pair of roller bodies 20a and 20b are rotatably mounted between both ends of the frame 22 via bearings. A U-shaped union 24 is rotatably attached to a central portion of the frame 22 via a pin 24a, and a grip portion 26 is attached to the union 24 via a U-shaped bracket 26a. The frame 22
A pair of fasteners 28 are formed on both sides of the unit 24.

As shown in FIG. 1, the roller bodies 20a and 20b are formed with a V-shaped groove 30 (the inside angle of the groove is a right angle) in the circumferential direction along the shape of the protruding corner of the airtight chamber 10. ,
The central recess 1 outside the connecting member 16 is provided on the outer periphery of the bottom of the groove 30.
A convex portion 32 that fits into 6b is formed.

Therefore, when the finishing materials 14, 14 are joined to each other at the corner of the airtight chamber 10 by using the tightening roller 20, first, the finishing materials 14, 14 butted against each other as shown in FIG. Connecting material 1 to the rising portions 14a, 14a of the
6 is covered so that the central convex portion 16a inside the connecting member 16 is arranged between the respective rising portions 14a, 14a.

Next, the outside of the connecting member 16 covered by the rising portions 14a, 14a is pressed by the tightening roller 20. At this time, the protrusions 32 formed on the bottoms of the V-shaped grooves 30 of the roller bodies 20a and 20b are connected to the central recess 16b outside the connecting member 16.
It is designed to fit in. Then, in this state, the gripping portion 26 of the tightening roller 20 is gripped and moved while being pressed, so that the pressing force is transmitted to the roller main bodies 20a and 20b through the union 24 and the frame 22, and the connecting member 16 is connected. Crush in the direction of movement. By thus crushing the connecting member 16 by the front and rear roller bodies 20a and 20b, as shown in FIG.
The rising portions 14a, 14a of the are bent in opposite directions along the inside of the connecting member 16, and both sides of the connecting member 16 are wound on both sides of the bent rising portions 14a, 14a. So-called seams are joined together.

As described above, in the method for joining the corners of the finishing material in the airtight chamber of this embodiment, the joining material 16 is connected to the rising portions 14a, 14a at the ends of the finishing materials 14, 14 to be joined to each other. The tie member 16 is covered with the tie member 16 by pressing the outside of the tie member 16 with the tightening roller 20 to crush the tie member 16.
Since the rising portions 14a and 14a are jointed together with each other, the finishing materials 14 and 14 can be reliably connected to each other, and the respective joint portions are connected by the connecting material 1.
Since it is covered with 6, the appearance can be greatly improved. Further, since the rising portions 14a, 14a and the connecting member 16 are wound and spliced together, the contact resistance of the joint portion is extremely reduced in combination with the conductive adhesive, and the joint is simply formed by bending. Nevertheless, the airtightness can be greatly improved. Further, the finishing material 1
The joining of Nos. 4 and 14 simply presses and crushes the outer side of the connecting member 16, so that the joining work is remarkably simplified, and the construction time and labor saving can be achieved.

By the way, when the tie member 16 is crushed, the tightening roller 20 is used, and the tightening roller 20 has a V-shaped groove 30 formed along the shape of the corner of the airtight chamber 10. Therefore, the joint end portion crushed by the V-shaped groove 30 can be squeezed neatly and easily on both sides of the protruding corner portion of the airtight chamber 10. Further, the central concave portion 1 outside the connecting member 16 is provided on the outer periphery of the groove bottom portion of the V-shaped groove 30.
Since the convex portion 32 that fits into the 6b is formed, the convex portion 32
Since the tightening roller 20 can be guided in a state where the tightening roller 20 is fitted in the central concave portion 16b of the connecting member 16, it is possible to easily press the tightening roller 20 without dislocating even when moving.

Further, in this embodiment, the tightening roller 20 is provided with a grip portion 26 through a union 24 at the center of a frame 22 connecting the roller bodies 20a, 20a provided at two front and rear positions, and from this grip portion 26 Since the pressing force is applied, the pressing force applied to the grip portion 26 is applied via the union 24 to the roller main bodies 20a, 2 at two front and rear positions.
0a is transmitted evenly, and the crushing work of the tie member 16 can be stably and neatly executed.

[0019]

As described above, according to the first aspect of the present invention.
In the method for joining the corners of the finishing material in the airtight chamber shown in Fig. 4, the outside of the joining material covered between the joining ends of the finishing materials, which are respectively set up at the tips of the corners of the airtight chamber, is tightened with a roller. Since the crushing is performed by crushing, the respective rising portions and the tie members having a W-shaped cross section can be spliced together, and the crushed joint portions can be formed by the V-shaped groove of the tightening roller. Since it can be distributed to both sides of the projected corner and crushed, the appearance can be greatly improved and the airtightness can be secured. Further, since the joining portion of the finishing material merely presses and crushes the outside of the joining material, the joining work can be remarkably simplified, and the construction time and labor saving can be achieved.

Further, according to a second aspect of the present invention, the tightening roller used in the method of joining the projected corner portion is formed with a V-shaped groove in the circumferential direction along the shape of the projected corner portion of the airtight chamber. Since the convex portion that fits into the central concave portion on the outside of the connecting material is formed on the outer periphery of the groove bottom part, the connecting material is covered between the joint ends of the finished finishing materials, and The rising portion can be crushed together with the connecting material simply by pressing the attached roller. At this time, since the tightening roller has a V-shaped groove formed along the shape of the corner of the airtight chamber, the crushed joint ends are cleanly formed on both sides of the corner of the airtight chamber. And it can be easily sorted and crushed. In addition, since the convex portion that fits into the central concave portion outside the connecting material is formed on the outer periphery of the groove bottom portion of the V-shaped groove, the tightening roller is mounted in the state where the convex portion fits into the central concave portion outside the connecting material. Since it can be guided, various excellent effects can be obtained in that the tightening roller can be easily pressed without moving out of the track even when it is moved.

[Brief description of drawings]

FIG. 1 is a cross-sectional view showing a state in which a finishing material is to be joined using a tightening roller according to an embodiment of the present invention.

FIG. 2 is a cross-sectional view showing a joined state of the finishing material according to the embodiment of the present invention.

FIG. 3 is a side view showing an embodiment of a tightening roller used in the present invention.

[Explanation of symbols]

10 Airtight chamber 12 Board (base material) 14 Finishing material 14a Rising part 16 Connecting material 16a Central convex part 16b Central concave part 20 Tightening roller 20a, 20b Roller body 30 V-shaped groove 32 Convex part

Claims (2)

[Claims] 1. A method for joining corner portions of a finishing material for covering an airtight chamber, in which a joining end portion of the finishing material to be joined to each other is raised at the tip of the corner portion of the airtight chamber, and is set at each of the rising portions. A connecting material having a W-shaped cross section is covered so that the central convex portion on the inside of the connecting material is arranged between the respective rising portions, and the outside of the covered connecting material is covered with the protruding corner shape of the airtight chamber. Has a V-shaped groove along its circumference in the circumferential direction, and is pressed by a tightening roller having a convex portion formed on the outer periphery of the groove bottom portion to fit in the central concave portion on the outside of the connecting member, and thereby the connecting member and the start-up. A method for joining a corner of a finishing material in an airtight chamber, which comprises squeezing a part to both sides of the corner. 2. A joining end portion of finishing materials to be joined to each other is raised at a projecting corner portion of an airtight chamber, and a connecting member having a W-shaped cross section which is covered between the rising portions is pressed from the outside, It is used when joining the finishing materials together by crushing the rising portion together with the connecting material, and forms a V-shaped groove in the circumferential direction along the shape of the corner of the airtight chamber, and the groove bottom portion thereof. A tightening roller used in a method for joining a projected corner portion of a finish material in an airtight chamber, characterized in that a convex portion that fits into a central concave portion outside the connecting material is formed on an outer periphery.