JPS60228041A - House unit fabricating method - Google Patents

Abstract

PURPOSE:To make productivity improvable yet better, by attaching a large areal outer wall material, connecting plural wall panels at a spot slipping out of a conveying line by studs, to a framed structural body on the line. CONSTITUTION:Rotating a turntable 10, an empty working part 13 is moved to the extent of an A position, and plural studs 70 are tilted to the same angle as the working part 13 from the outside of the table 10 and set up at the specified position. Next, rotating the table 10 by 90 deg., the working part 13 is moved to the extent of a B position, and plural wall panels 60 and 60' are supported from the outside of the table 10 after being tilted to the same angle as the working part 13 and supported free of horizontal movement by rollers 42, 44 and 46. Then, the wall panel 60 is horizontally moved, making a rivet hole of a vertical frame accord with a rivet hole of each stud 70 and inserting a rivet into the hole, and the vertical frame of the adjacent wall panel 60 is connected to the common stud 70 whereby an outer wall material at the end side is fabricated with wall panels 60 themselves. In succession, the end side outer wall material is conveyed up to a conveying line X and attached to a side face 100c at the end side of a framed structural body 100.

Description

TECHNICAL FIELD OF THE INVENTION The present invention relates to a method of assembling a house unit, and more particularly to an improvement in a method of forming an exterior wall.

(Prior Art) A method of constructing a house by manufacturing box-shaped house units F in advance in a factory and assembling a plurality of house units F at a construction site has become popular. The house unit first assembles a box-shaped frame structure, transports this frame structure along a conveyance line,
It is obtained by assembling various constituent materials to the frame structure during this transportation process.

Conventionally, all the work of forming the outer wall on the frame structure was performed on the above-mentioned conveyance line. To be more specific, a plurality of studs (studs) were attached to a frame structure on a conveyance line, and then small-area wall panels were attached one by one to the studs to form an exterior wall.

However, in the above method, the time required for forming the outer wall was long, resulting in low productivity on the above-mentioned conveyance line.

(Objective of the Invention) The present invention was made based on the above circumstances, and an object thereof is to provide a house unit assembly method that can improve productivity.

(Summary of the Invention) The gist of the present invention is to assemble a box-shaped frame structure and to assemble various constituent materials to the frame structure in the process of transporting this frame structure along a conveyance line.
In the method of assembling the house unit F, a large area of exterior wall material is manufactured in advance by connecting a plurality of wall panels with a stand Y at a location off the transportation line, and this exterior wall material is transported to the transportation line. A method for assembling a house unit, characterized by attaching it to a frame structure.

(Structure of the Invention) Hereinafter, one embodiment of the method of the present invention will be described with reference to the drawings.

First, regarding the apparatus for carrying out the method of the present invention, the first
This will be explained with reference to FIGS. In FIG. 1, X is a conveyance line, and along this conveyance line
It is designed to be stopped at the N position. A turntable 10 is arranged on the side of the transport line X.

The turntable 10 has an annular shape and rotates around a circular fixed table 11. Working sections 13 are provided at four locations on the turntable 10, and a large-area exterior wall material, which will be described later, is assembled in the working sections 13. Turntable 10 is 90°
The working part 13 rotates all the time, and the working part 13 moves to A, B, and C shown in FIG.
, D when it reaches the 4th position.

A support beam 20 extending parallel to the transport line X is arranged above the transport line X. The support beam 20 has two rails 21 extending in a direction perpendicular to the support beam 20.
is supported. Two movable platforms 22 and 23 are movably supported on this rail 21. Mobile platform 22.
23 is adapted to move between the working section 13 at the C position and the R position on the conveyance line X. Note that when moving the movable table 23 to the R position, the movable table 22 is moved away from the S position, which is distant from the conveyance line X. Chuck tables 24 and 25 are supported on the movable tables 22 and 23 so as to be movable in parallel with the conveyance line X, respectively, by means such as rails.

- The force chuck base 24 is rotatably supported relative to the movable base 22.

Two rails 26 are supported on the support beam 20 in parallel with the rail 21. A movable table 27 is movably supported on the rails 26. The moving table 27 has a chuck table 2.
8 is supported so as to be movable in parallel with the conveyance line X.

The moving table 27 is configured to move between the working part 13 at the 0 position and the 1 position on the side of the frame structure 100 (the opposite side of the turntable 10) at the M position.

A support stand 12 shown in FIG. 2 is installed on the turntable 10. The support stand 12 has the four working parts 13 described above. Each working section 13 has five pillars 14 and a cross beam 15 fixed to the upper ends of these pillars 14. The support column 14 is erected at an angle from the upper surface of the turntable 10. Two pillars 14 in each working section 13
is connected to the upper structure 17 assembled in a grid shape by four beams 161 extending in the horizontal direction.

As shown in FIG. 3, horizontal beams 31, 32, 33, 34, and 35° 36 are fixed to the supports 14 of each working section 13 in order from the bottom. These horizontal beams are provided with mechanisms for supporting studs and wall panels, which will be described later. Each pillar 1
A connecting member 37 is fixed to the front surface of the lower end of 4.
A pond connecting member 38 is fixed to this connecting member 37 so as to project forward. The above-mentioned horizontal beams 31 and 32 are fixed to the base end and the distal end of the connecting member 38.

First, a mechanism for supporting the wall panel will be explained. Third
As shown in FIG. 4, the horizontal beams 31 and 32 include:
Bearing members 41 facing each other are fixed, and the two bearing members 40 and 42 are rotatably supported. The axis of the roller 42 extends in a direction perpendicular to the working part 13.

A large number of rollers 42 are installed along the horizontal beams 31 and 32 in the operator's direction. Further, a connecting member 39 extending parallel to the support column 14 is fixed between the horizontal beams 34 and 35. A roller 44 is rotatably supported by a bearing member 43 on this connecting member 39 . The shaft of the roller 44 is the support 14
extends parallel to. The roller 44 is connected to the horizontal beam 34.
A large number of them are installed along the 35 technique directions. Further, a roller 46 is rotatably supported by a bearing member 45 on the horizontal beam 35 as well. Like the roller 44, this roller 46 also has an axis extending parallel to the support column 14, and
A large number of horizontal beams 35 are installed along the technician's direction.

Next, a mechanism for supporting the lower end of the stud will be explained. As shown in FIGS. 3 and 4, three types of support mechanisms 51, 52, and 53 of different heights are installed at the lower part of the working section 13. A large number of these support mechanisms 51.5.2.53 are installed along the horizontal beam 31 and the like. The support mechanism 51 located below the roller 42 mentioned above is connected to the connecting member 3
7, and two positioning pins 511 provided at the tip of the receiving plate Sla.

The support mechanism 52, which is provided at approximately the same height as the roller 42, includes a receiving plate 52a connected to the horizontal beam 31 by a hinge 52c, and two positioning pins 521 provided at the tip of this receiving plate 52a. , the receiver has a support member 52d fixed to the lower surface of the plate 52a. This support member 5
2d hits the side of the horizontal beam 31, so that the receiver is attached to the plate 5.
2a is held in a position protruding forward. roller 4
The support mechanism 53 provided above 2 includes a receiving plate 53a connected to the horizontal beam 33 by a hinge S3c, two positioning pins 531 provided at the tip of this receiving plate S3a, and a receiving plate 53a connected to the horizontal beam 33 by a hinge S3c. It has an abutment member 53cl fixed to the lower surface of 53a. By the contact member 53d coming into contact with the side surface of the horizontal beam 33, the receiver is held in a position in which the plate 53a protrudes forward.

The support mechanisms 51, 52, and 53 are selectively used depending on the type of exterior wall material 1), and when the support mechanism 51 is used, the receiving plate 52 of the upper support mechanism 52, 53 is used.
a, 53a to the support column 14 side, and when using the support mechanism 52, move the receiving plate 53a of the support mechanism 53 to the support column 14 side.
Let it fall to the side.

The support mechanism 55 that supports the upper end of the stud is shown in FIG.
As shown in FIGS. 5 and 6, a hinge 55 is attached to the horizontal beam 36.
The receiving plate 55a is connected to the receiving plate 55a by c, and the receiving member 55d is fixed to the lower surface of the plate SSa. With the contact member 55d touching the side surface of the horizontal beam 36, the receiver is held in a position in which the plate 55a protrudes forward.

The present invention is carried out using an apparatus having the above configuration.

As shown in FIG. 1, the frame structure 100 transported along the transport line
0b and the opposing gable side 100c.

It has 100d. Generally, outer wall materials are attached to one side to three sides of the frame structure 100. In this device, one of the girder side surfaces 1a and lb is
When attaching the outer wall material to the 6-digit side surface 100a and the gable side surface 100c, where the outer wall material can be attached to 0a and the outer wall material can be attached to either or both of the gable side surfaces 100c and 100d, It is attached when the frame structure 100 is stopped at position M in FIG. Further, when attaching an outer wall material to the gable side surface 100d, it is attached when the frame structure 100 is stopped at the N position.

On the other hand, in the working section 13 of the turntable 10, the outer wall material is assembled by connecting a plurality of wall panels 60 shown in FIG. 7 with studs 70 shown in FIGS. 8 to 11.

The wall panel 60 includes a flat plate material 61, hollow bar-shaped vertical bars 62 fixed to both side edges on the back side of the plate material 61, and hollow bar-shaped horizontal bars fixed to the upper and lower edges and the middle part of the plate material 61. A crosspiece 63 is provided. A rivet hole 64 is formed in the vertical bar 62. As shown in FIG. 18, a wall panel 60' used for a part of a corner of a house has a wall material 61' whose cross section is approximately L-shaped.

In this embodiment, as shown in FIG. 12, the gable side outer wall material 80
is assembled by a flat wall panel 60 and an L-shaped wall panel 60'', or by a flat wall panel 60''
Assembled only by 0. Further, as shown in FIG. 13, the girder side outer wall material 85 is assembled only with the flat wall panel 60.

Further, the tad 70 has a U-shaped cross-section with a flat base 71 and side parts 72 formed on both sides of the base 71. End plate portions 73 are formed at the upper and lower ends of the base 71 and are perpendicular to the longitudinal direction.

Two holes 74 are formed in the end plate portion 73.

A rivet hole 75 is formed in the base portion 71 .

The rivet holes 75 are formed in multiple sets of two along the longitudinal direction of the base 71. Moreover, a real brick 76 is fixed to the base 71.

Note that a waterproof sheet 177 is attached in advance to the base 71 of the stand 70, as shown in FIGS. 14 to 16.

First, rotate the turntable 10 and empty the working section 13.
to position A in Figure 1. In this A position, the stud 70 is attached to the working part 13 from the outside of the turntable 10.
Set up. More specifically, the end plate portion 73 at the lower end of the tad 70 is placed, for example, on the receiving plate 53a of the support mechanism 53, and the positioning pin 531) of the support mechanism 53 is inserted into the hole 74 of the end plate portion 73. Furthermore, as shown by the imaginary line in FIG. 4, the receiving plate 55a of the support mechanism 55 is inserted between the side portions 72 of the upper end of the stand 70.

In this way, a plurality of studs 70 can be attached to one yarn part 13.
and tilt it at the same angle as the angle shown above, and install it exactly at the predetermined position.

Next, the turntable 10 is rotated 90 degrees and the working part 13 on which the stud 70 is installed is moved to the B position.

At this position B, a plurality of wall panels 60 , 6 (1') are installed on the working section 13 from the outside of the turntable 10 .

More specifically, as shown by imaginary lines in FIGS. 3 and 4, the lower end of the wall panel 60 is placed on the roller 42, and the horizontal beam 63 is brought into contact with the roller 44 or the roller 46. In this way,
The leaning wall panels 60, 60' are supported with an inclination at the same angle as the working section 13, and the rollers 42, 4
It is supported horizontally movably by 4°46.

Thereafter, the gable side outer wall material 80 is assembled by a worker located inside the support stand 12. In detail, as shown in FIG. 14, the wall panel 60 is horizontally moved relative to the stud 70 installed at a predetermined position (arrow FF' in FIG. 14).
), the rivet hole 64 of the vertical bar 62 is connected to the stud 70
to match the rivet hole 75 of. Next, rivets 90 are inserted into the matched rivet holes 64 and 75. Rivet 9
0 has a cylindrical portion 91 and an annular end plate portion 92 formed at one end of the cylindrical portion 91. Rivets) 90
A crushing jig 93 is inserted in advance.

The crushing jig 93 includes a rod-like portion 94 having a groove or a thread on the outer periphery, a large-diameter head 95 with a hexagonal cross section formed at one end of the rod-like portion 94, and the rod-like portion 94 and the head 95. It has a small-diameter neck portion 96 formed at the boundary between the two. Then, by pressing the end plate part 92 of the rivet 90 using a special jig and pulling the rod-shaped part 94 of the crushing jig 93, as shown in FIG. The cylindrical part 91 of the rivet) 90 is cut and spread apart. Note that if the rod-shaped portion 94 is further pulled after this, the neck portion 96 of the crushing jig 93 will be destroyed. As described above, by connecting the vertical beams 62 of adjacent wall panels 60 to the common stud 70, the wall panels 60 are connected to each other to assemble the gable side exterior wall material 80.

The rivet holes 64 and 75 are shaped so that the inner diameter is approximately equal to the outer diameter of the rivet 90 by high-precision hole machining, and when the rivet 90 is inserted into the rivet holes 64 and 75, there is little play. do not have. Therefore, the gable side outer wall material 80 assembled by the above-mentioned repair and tightening has high dimensional accuracy.

Next, as shown in FIG. 16, a waterproof gasket 98
is inserted between the connected wall panels 60.

After assembling the gable side external wall material 80 as described above, the turntable 10 is further rotated by 90 degrees, and the gable side external wall material 80 is assembled.
The working part 13 supporting 0 is moved to position C in FIG. At this C position, the gable side outer wall material 80 is gripped by the chuck stand 25 and conveyed to the conveyance line X, where it is attached to the gable side side surface 100c of the frame structure 100 placed at the M position.

Specifically, as shown in FIG. 17, the end plate portion 73 of the stud 70 is applied to the upper and lower beams 101 of the frame structure 100, and the bolts passing through the holes 74 of the end plate portion 73 and the holes of the beam 101 are inserted. Connect both with a nut.

In addition, when attaching the gable side outer wall material 80 to the pond gable side side surface 100d of the frame structure 100, the pond chunk stand 24
grips the gable side outer wall material 80 and transports it to the transport line X. The chuck stand 24 rotates half a turn during this conveyance process so that the outer wall material 8 (l) faces in the opposite direction to the above.Then, the outer wall material 80 is attached to the gable side surface 100d of the frame structure 100 by the same operation as above. .

The width of the gable side outer wall material 80 is relatively narrow, so if necessary,
Two working parts] Can assemble two pieces with 3 steps. Therefore, the two outer wall materials 80 on the gable side are each gripped by the chuck stands 24 and 25 and transported to the line It can also be attached to the gable side 100d.

In the turntable 10, the gable side outer wall material 80 is placed at position B.
When assembling, the stud 60 is installed in the working part 13 at the A position. Then, when the working part 13 supporting the gable side outer wall material 80 is moved to the C position as described above, the working part 13 on which the stud 60 is installed is moved to the B position.

At this position B, the girder side outer wall material 85 is assembled during the installation of the gable side outer wall material 80 described above.

Thereafter, the turntable 10 is rotated to move the working section 13 with the girder side outer wall material 85 assembled to the D position.

At this D position, the outer wall material 85 is gripped by the chuck stand 28 and conveyed to the T position. Note that this girder side exterior wall material 85 is transported to the frame structure 100 to which the girder side exterior wall material 80 is attached.
After transporting from the M position to the N position, the next frame structure 1
This is done before transporting 00 to the M position. Girder side outer wall material 85
The frame structure 10 is constructed in the same manner as the gable side outer wall material 80 described above.
It is attached to the digit side side surface 100a of 0.

By repeating the above action, the surface 1 of the frame structure 100
Exterior wall materials 80.85 are selectively attached to 00a, 100b, 100c, and 100d. After this, the frame structure 100
are transported along the transport line X, and in the next step, for example, as shown in FIG. .

(Effects of the Invention) As explained above, according to the method of the present invention, the time-consuming assembly of exterior wall materials is performed at a location away from the transport line of the frame structure, which improves productivity on the transport line. can be significantly improved.

[Brief explanation of drawings]

Fig. 1 is a schematic plan view showing an example of an apparatus for carrying out the method of the present invention, Fig. 2 is a plan view of a turntable and a support base, and Fig. 3 is a longitudinal sectional view of a working part provided on the turntable. , Fig. 4 is an enlarged sectional view of section ■ in Fig. 3, Fig. 5 is an enlarged sectional view of section V in Fig. 3, Fig. 6 is a plan view of the part shown in Fig. 5, and Fig. 7 is a wall. Figure 8 is a rear view of the stud, Figure 9 is a side view of the stud, Figure 10 is an enlarged side view of the lower end of the stud, Figure 11 is an enlarged bottom view of the stud, Figure 12 is the end of the stud. Figure 13 is a front view of the side exterior wall material, Figures 14 and 15 are cross-sectional views illustrating step-by-step rivet tightening work between studs and wall panels, and Figure 16 is a front view of the side exterior wall material. 1711 is a cross-sectional view showing a connecting portion between a wall panel and a stud, FIG. 1711 is a vertical cross-sectional view showing a state in which the gable side outer wall material is attached to the gable side side surface of the frame structure, and FIG. 18 is a cross-sectional view thereof. 60...Wall panel, 70...Stud, 80...
Gable side external wall material, 85... Girder side external wall material, 100... Frame structure, X... Conveyance line Applicant Sekisui Chemical Co., Ltd. Representative Motoshi Fujinuma Figure 1 Figure 2 Figure 1 Figure 3 Figure 4 Figure 6 Figure 7 Figure 8 Figure 9 Figure 73 /4 /1 Figure 14 Figure 17

Claims (1)

[Claims] (1) In a method of assembling a house unit by assembling a box-shaped frame structure and assembling various constituent materials to the frame structure in the process of transporting this frame structure along a transport line, A house unit characterized in that a large-area exterior wall material is manufactured in advance by connecting a plurality of wall panels with studs at a location away from the building, and the exterior wall material is transported to the above-mentioned transport line and attached to the frame structure. How to assemble.