JPH07236928A - Device and method for forming exterior material - Google Patents

Abstract

PURPOSE:To easily form a tapered exterior material which is used for installing a curved roof or an exterior wall of a building. CONSTITUTION:A roll stand unit 2a, 2b, in which a roll stand 1 with a pair of upper and lower forming rollers 11 is provided, is arranged for forming machine base 3 so as to be placed along the advancing direction of a forming base material A. The roll stand unit 2a, 2b is provided with fixed roll stand unit 2a capable of forming the plural straight advance ends B, B of the forming base material A, and with a horizontally movable roll stand unit 2b having a pair of upper and lower slit cutters 16 and also having a capability of forming the plural oblique advance ends C, C of the forming base material A. The movable roll stand unit 2b is controlled to move horizontally corresponding to the advancing state of the forming base material A; the flat part of the forming base material A is cut off by the slit cutter 16; and thus, the oblique advance ends C, C shaped by the cutting are formed.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an exterior material forming machine and an exterior material, which can be easily used for laying a curved roof or an outer wall of a building, for example, and which can mainly easily form a mainly tapering exterior material. The present invention relates to a method for forming a material.

[0002]

2. Description of the Related Art Conventionally, when laying an exterior material on a curved roof such as a dome shape or a conical shape, a generally rectangular exterior material having one end smaller than the other end, that is, a so-called tapered exterior material is used. There is. Then, as a method of forming the tapered exterior material, a method in which the left and right side edges of the plate material cut into the taper shape are separately formed by a cantilever forming machine or bent by a bender is adopted. It was

[0003]

However, the above-mentioned conventional molding method has a problem of extremely poor productivity because molding on one side of the exterior material requires a great deal of labor and time.

[0004]

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above, and a roll stand unit provided with one or more stages of roll stands having a pair of upper and lower forming rollers is provided along a traveling direction of a forming material. In the molding machine having two or more molding machine bases, the roll stand unit includes at least one fixed roll stand unit capable of molding a plurality of rectilinear end portions of the molding material, and A movable roll stand unit that can be moved in any direction and that has a pair of upper and lower slit cutters and that can form multiple skewed ends of the forming material. The horizontal movement is controlled according to the progress state, the flat part of the molding material is cut with the slit cutter, and the skewed end formed by the cutting is cut. Molding machine of the outer package, characterized in that the shape, and to a molding method.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS The present invention will be described below with reference to embodiments of the drawings.

[0006] The molding machine of the present invention is summarized as follows. Roll stand units 2a and 2b each having one or more roll stands 1 having a pair of upper and lower forming rollers 11 are arranged along the traveling direction of the forming material A. Two or more units are arranged on the molding machine base 3. The roll stand units 2a and 2b include at least one fixed roll stand unit 2a capable of forming a plurality of straight-moving end portions B and B of the forming material A, and a pair of upper and lower movable roll stand units 2a. Equipped with slit cutter 16 of
And a movable roll stand unit 2b capable of forming a plurality of slanted end portions C, C.

In the illustrated embodiment, the fixed roll stand unit 2a has three stages of roll stands 1 ₁ to 1 ₃ (in order from the front side, 1 ₁ , 1 _2, ... The same applies to the symbols.). Then, each pair of upper and lower rotary shafts 12 ₁ to 12 ₃ are rotatably mounted in each roll stand 1 ₁ to 1 _3. Forming rollers 11 _{1 to} 11 _{3 of} various shapes capable of forming a plurality of rectilinear ends B of the forming material A are integrally attached to the rotating shafts 12 _{1 to} 12 ₃ . Further, since the rotary shafts 12 _{1 to} 12 ₃ are connected to the drive motor 15a directly or via the rotation transmission tool 14a such as the gear 13a and the chain, they are rotated in a series by the drive of the drive motor 15a. Is configured. In the illustrated embodiment, the forming rollers 11 ₁ to ₁ 1
1 ₃ is symmetrically arranged on the left and right side ends of the rotary shafts 12 _{1 to} 12 _{3 so} that a plurality of rectilinear end portions B, B of the forming material A can be formed. The rotating shaft (12) having the forming roller (11) arranged therein and the rotating shaft (12) having the forming roller (11) arranged only on the other end may be alternately arranged. Absent.

On the other hand, the movable roll stand unit 2b
Is a four-stage roll stand 1 ₄ to a frame 21b having a substantially casing shape.
In this configuration, 1 ₇ is provided. Then, like the fixed roll stand unit 2a, each roll stand 1 ₄
To 1 ₇ pair of upper and lower rotary shafts 12 _{4-12 7} respectively rotatably mounted on the drive motor 15b each rotary shaft 12 _{4-12 7} through a rotation transmitting device 14b such as a direct or gear 13b and the chain It is connected to and rotates in a series. Further, a plurality of skewed ends C, C of the forming material A can be formed on the rotary shafts 12 _{5 to} 12 ₇ of the three-stage roll stand 1 arranged on the outlet side of the forming material A in the traveling direction. While forming roller 11 _{5-11 7} having various shapes is attached together, the skew edge C, C is the molding material a
Rotating shaft 12 of roll stand 1 ₄ on the inlet side in the traveling direction of
It is formed by cutting with a pair of upper and lower slit cutters 16 attached to ₄ . Incidentally, a plurality of oblique portions C in the illustrated embodiment a forming roller 11 _{5-11 7} molded to the molding material A symmetrical shape having a molding surface on the left and right, is a moldable and the configuration of C, For example, even if a forming roller (11) capable of forming only one surface and a forming roller (11) capable of forming only the other surface are arranged back to back, the one forming roller 11 _{5 to} 11 ₇ may be substituted. However, there is no particular limitation.

Further, the movable roll stand unit 2b has a substantially flat plate-shaped slide base 4 in the illustrated embodiment.
Is fixed to the upper surface of the molding machine base 3, the slide base 4 is movable in the lateral direction with respect to the molding machine base 3, and the movable roll stand unit 2b is generally movable in the lateral direction with respect to the molding machine base 3. There is. That is, the molding machine base 3
In the rear part (as viewed from the direction of movement of the molding material A),
The horizontal slide rails 31, 31 are attached to the slide rail 3 and the rotatable drive screw shaft 32 is connected to a slide drive motor and speed reducer (not shown).
It is mounted in parallel between 1 and 31. The slide base 4 is provided with fitting portions 41, 41 having lateral grooves on the front side of the lower surface and on the rear side of the lower surface, and a bearing 42 is arranged in the lateral direction at approximately the center of the lower surface. The fitting portions 41, 41 of the slide base 4 are fitted to the slide rails 31, 31 of the molding machine base 3, and the bearing 42 is fitted with the drive screw shaft 32. It can be moved laterally by rotation of 32. Since the movable roll stand unit 2b is integrally fixed to the upper surface of the slide base 4, the movable roll stand unit 2b is moved laterally with respect to the molding machine base 3 by the control of a slide drive motor and a speed reducer (not shown). It can move in any direction.

Further, an inlet guide table 5 is provided on the front side of the molding machine base 3, and a length measuring roll 51 and a feed roll 52 are arranged in a vertically opposed manner in the middle of the inlet guide table 5. Has been done. Then, the number of revolutions of the length measuring roll 51 whose circumference is defined in advance is measured by the rotary encoder 53 arranged at the end of the length measuring roll 51, and the amount of progress of the fed molding material A is measured. The measured amount of progress is introduced into a control mechanism (not shown), a predetermined ratio corresponding to the amount of progress is set, and a slide drive motor and speed reducer (not shown) connected to the drive screw shaft 32 are controlled. Therefore, the movable roll stand unit 2 is made to correspond to the progress state (quantity) of the forming material A.
It is possible to control the movement of b in the lateral direction.

A molding method using the molding machine having the above structure will be described below. The illustrated embodiment shows an example in which a rectangular metal plate material or the like is applied as the forming material A to form a two-piece exterior material. First, when the forming material A faces the entrance guide table 5 and is advanced between the length measuring roll 51 and the feeding roll 52, both rolls 51 and 52 are formed into the forming material A.
Is abutted and supported and fed to the front side of the fixed roll stand unit 2a.

The forward end of the forming material A is formed by the forming rollers 11 ₁ in the front row of the fixed roll stand unit 2a.
11 ₁ causes the straight-travel ends B, B to be bent. The straight-moving end portions B and B of the molding material A are left and right side edges in the illustrated embodiment. Then, as the forming material A advances, the rectilinear ends B, B go straight. However, the second and last forming rollers 11 ₂ and 11 _{3 of} the fixed roll stand unit 2a are sequentially deeply bent. Is applied. In this way, the bent portions D, D formed by molding the straight-advancing end portions (left and right side edges) B, B are formed.

Then, the flat part of the forming material A is cut by the slit cutter 16 in the front row of the moving roll stand unit 2b. As the movement of the slit cutter 16 is gradually controlled in the lateral direction in accordance with the progress state, the slit cutter 16 also moves in the lateral direction to cut the flat portion into a tapered shape, that is, a cutting end portion that is oblique, that is, an oblique end. Portions C and C are formed. The skewed ends C, C generated by the cutting are formed by the forming roller 11 arranged in three rows.
It is continuously bent by _{5-11 7} .... In this way, the bent portions E, E formed by forming the oblique ends C, C are formed. Therefore, the two exterior materials F and G having the bent portions D and E, respectively, are formed.

As described above, the molding machine of the present invention can form two sheets of the outer casing materials F and G from one sheet of the forming material A in one step, and therefore is extremely excellent in productivity. In particular, if the two exterior materials (F, G) are molded so that the working widths thereof are the same, the productivity will be further improved. Of course, it is not always necessary for the exterior materials (F, G) to have the same working width, and in this case as well, since the exterior materials (F, G) have the same taper angle, they can be easily stacked in the flow direction. It will be one.

The movable roll stand unit 2b
Since a plurality of skewed end portions C, C formed by cutting are molded, molding can be performed without generating scraps, which is excellent in economical efficiency.

Further, in the illustrated embodiment, the movable roll stand unit 2b is arranged laterally movable with respect to the molding machine base 3 via the slide base 4, so that the movable roll stand unit 2b can be moved relative to the slide base 4.
Can be mounted at any angle. In this case, the facing portion 3 can be formed along the taper angle of the forming material A, and can be adapted to the forming of the forming material A having various taper angles. The movable roll stand unit 2b may be directly arranged on the molding machine base 3 without providing the slide base 4 itself. In this case, for example, the fitting portion 41 and the bearing 42 provided on the lower surface of the slide base 4 may be attached to the lower surface of the movable roll stand unit 2b.

Although not shown, each roll stand (1)
Alternatively, the roll stand units (2a, 2b) may be configured by individually accommodating each of them in a casing frame. Further, in the illustrated embodiment, the forming rollers 11 _{1 to} 11 ₃ and 1 which simply bend the straight advancing ends B and B and the oblique ends C and C of the forming material A in a substantially vertical shape.
1 _{5-11 7} ... and was, but is not particularly limited.
That is, by selecting an appropriate shape as the forming roller (11), for example, an engageable shape such as fitting, overlapping, or engaging may be formed.

Further, in the molding machine of the present invention, as described above, the two exterior materials F and G can be molded from one molding material A. In this molding machine, the fixed roll stand unit 2a is molded. It is also possible to apply the forming material A having a width narrower than the interval between the rollers 11 ₁ and 11 ₁ . in this case,
For example, when the narrow forming material A is advanced along the left forming rollers 11 _{1 to} 11 ₃ of the fixed roll stand unit 2 a, the right forming rollers 11 _{1 to} 11 ₃ are formed.
Forming roller 11 also in the mobile roll stand unit 2b will be not involved in molding, likewise _5-1
If only the left half of ₁₇ is used, it is possible to mold a single exterior material.

The present invention has been described above based on the embodiments of the drawings, but the present invention is not limited to the above embodiments, and can be carried out in any manner as long as the configuration described in the claims is not changed. be able to. For example, in the above-described embodiment, the fixed roll stand unit 2a is arranged on the inlet side in the traveling direction of the forming material A and the movable roll stand unit 2b is arranged on the outlet side. The movable roll stand unit 2b may be arranged on the inlet side and the fixed roll stand unit 2a may be arranged on the outlet side. In this case, the straight-moving end portions B, B formed by the fixed roll stand unit 2a
Since the forming material A is cut first by the slit cutter 16 of the movable roll stand unit 2b, the left side edge of the forming material that is cut and located on the left side and the forming material that is cut and located on the right side. Right edge of the material
become. In this way, the fixed roll stand unit 2a
The arrangement order of the movable roll stand unit 2b and the movable roll stand unit 2b is not limited and can be set appropriately.

[0020]

As described above, the molding machine of the present invention is
Two tapered exterior materials used for curved roofs and the like can be molded from a single molding material in a single step, and therefore have extremely excellent productivity. Further, if the two exterior materials are molded so that the working widths thereof are the same, the productivity is further improved.

Further, in a molding machine in which a movable roll stand unit is attached to a slide base which can move laterally with respect to the molding machine base at an arbitrary angle, the roll stand unit is selected according to the taper angle of the molding material used. Since it suffices to change the mounting angle of, it is possible to promptly deal with various molding materials, and it is possible to set an arbitrary taper angle.

[Brief description of drawings]

FIG. 1 is a plan view of an essential part showing a state immediately after molding using a molding machine of an example.

FIG. 2 is a cross-sectional view taken along the line II of FIG.

FIG. 3 is a plan view of an essential part showing a state during molding using the molding machine of FIG.

[Explanation of symbols]

 1 Roll Stand 11 Forming Roller 16 Slit Cutter 2a Fixed Roll Stand Unit 2b Movable Roll Stand Unit 3 Forming Machine Base A Forming Material B Straight End C Clanting End

Claims (3)

[Claims] 1. A molding machine in which two or more roll stand units having a pair of roll stands each having a pair of upper and lower molding rollers are arranged on a molding machine base along the traveling direction of a molding material. The roll stand unit includes at least one fixed roll stand unit capable of forming a plurality of straight-moving end portions of a forming material, a laterally movable slit cutter, and a pair of upper and lower slit cutters. A movable roll stand unit capable of molding a plurality of skewed ends of the molding material,
The movable roll stand unit is laterally moved and controlled according to the progress of the molding material, and the slit cutter cuts the flat part of the molding material and forms the oblique end formed by cutting. A molding machine for exterior materials, which is characterized by: 2. The molding machine for an exterior material according to claim 1, wherein the movable roll stand unit is attached to a slide base that can move laterally with respect to the molding machine base at an arbitrary angle. 3. A roll stand unit comprising one or more roll stands having a pair of upper and lower forming rollers is arranged on a molding machine base along the advancing direction of the molding material, and the rolls are formed. The stand unit includes at least one fixed roll stand unit capable of molding a plurality of straight-moving end portions of a molding material, a pair of upper and lower slit cutters movable in a lateral direction, and a plurality of molding materials. With a molding machine consisting of a movable roll stand unit that can mold the skewed end of the, the movable roll stand unit is laterally moved and controlled according to the progress of the molding material, and a slit cutter is used to mold the material. 2. A method for forming an exterior material, characterized in that the flat portion of is cut and the oblique end formed by the cutting is formed.