JPH105901A - Production device for metal plate panel - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily monitor an extended piece extended from front/rear ends to bend to the rear face side so as to avoid accidentally to stop a production line and to shorten a production line. SOLUTION: The device consists of a first positioning means 30A to position a panel intermediate part with receiving the tip end face of an insulation material 3 of panel intermediate part, a first bending means 6A to bend an extended piece 1a of the positioned panel intermediate part to the rear face side, a second positioning means 30B to position the panel intermediate part with receiving the rear end face of the insulation material 3 of panel intermediate part and a second bending means 6B to bend an extended piece 1a of the positioned panel intermediate part, further, the device is constructed so that the first positioning means 30A/first bending means 6A and the second positioning means 30B/second bending means 6B are proximately arranged in a production line, as swell as, are freely protruded/retracted from up/down for the transferring face of a work.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for manufacturing a metal plate panel, and more particularly, to a back surface of a metal plate which is lined with a heat insulating material, and extending from front and rear edges of the heat insulating material. Regarding a metal plate panel manufacturing apparatus that bends a piece to the back side, more specifically, by changing the line surface of the production line without changing the line surface of the production line,
To avoid unexpected stoppage of production, shorten the production line, and make it easy to visually monitor the bending of the extension piece extended from the front and rear ends to the back side. It concerns technology.

[0002]

2. Description of the Related Art Conventionally, as shown in FIGS.
A heat insulating material 3 is lined on the back surface of the metal plate 1, and the metal plate 1 is extended from front and rear edges of the heat insulating material 3. A first positioning means 30A and a second positioning means 30B having a transfer device C are provided so as to be able to move up and down in a production line,
In a state where these are raised, the first positioning means 30
A, the intermediate panel is positioned at A, and the extension piece 1a at the front end
Is bent by the first bending means 6A, the panel intermediate product is positioned by the second positioning means 30B, and the extended piece 1a at the rear end is bent by the second bending means 6B. .

[0003]

However, according to such a configuration, the first positioning means 30A and the second positioning means 30B provided with the transfer device C for transferring the work are raised, and the positioning of the panel intermediate product is performed. Do it,
As described above, the first positioning means 30A and the second positioning means 30B enter the production line, and at the same time, the transport device C rises, and the line surface of the production line is broken. If the line is stopped, the work cannot be flowed to this location, which may hinder production. In addition, according to such a configuration, the production line becomes longer, There is a problem that it is difficult to visually monitor the bending of the extension pieces 1a, 1a extended from the rear side.

[0004] The present invention has been made in view of such a problem, and changes the line surface without changing the line surface of the production line due to the bending means provided in the production line. This makes it possible to avoid unexpectedly stopping production, shorten the production line, and easily monitor the bending of the extension pieces extended from the front and rear ends to the back side of the metal plate panel. It is an object to provide a manufacturing apparatus.

[0005]

According to the first aspect of the present invention, the heat insulating material 3 is lined on the back surface of the metal plate 1, and the heat insulating material 3 is provided.
A metal plate 1 is extended from front and rear edges of the metal plate, and the extended piece 1a is bent toward the back side.
First positioning means for receiving the front end surface of the heat insulating material 3 of the panel intermediate product and positioning the panel intermediate product when the panel intermediate product having the extension piece 1a extended from the front and rear end surfaces of the heat insulating material 3 is transported forward. 30A, a first bending means 6A for bending the positioned extension piece 1a of the panel intermediate product to the back side, and a first bending by advancing the panel intermediate product having the tip extension piece 1a bent. If you move backward after crossing means 6A,
A second positioning means 30B for positioning the panel intermediate product by receiving the rear end surface of the heat insulating material 3 for the panel intermediate product, and a second means for bending the extended piece 1a of the positioned panel intermediate product to the back side.
A bending means 6B is provided. The first positioning means 30A and the first bending means 6A and the second positioning means 30B and the second positioning means 30B are moved back and forth in the production line, On the other hand, it is characterized by being configured to be able to enter and exit from above and below freely.

In the structure of the first aspect, the front end surface of the heat insulating material 3 of the panel intermediate product conveyed forward is received and positioned by the first positioning means 30A, and the positioned panel intermediate product is first bent. The extension piece 1a is bent to the back side by the means 6A. The panel intermediate product with the extension piece 1a bent is transported forward, and then the panel intermediate product is moved backward, and the rear end face of the heat insulating material 3 is moved. Is brought into contact with the second positioning means 30B and positioned, and the extension piece 1a at the rear end is bent by the second bending means 6B. In this case, the first positioning means 30A and the first bending means 6A And the second
The positioning means 30B and the second positioning means 30B can escape upward and downward with respect to the transfer surface of the work, and do not change the transfer surface of the work as in the related art. As a result, the production line is not stopped unexpectedly. In addition, the first positioning means 30A and the first bending means 6A are close to the second positioning means 30B and the second positioning means 30B, so that the production line can be shortened. Further, the first bending means 6A and the second bending means 6B are close to each other,
The bending of the extension pieces 1a, 1a extending from the front and rear ends toward the back side can be easily monitored visually.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below in detail with reference to the drawings. Both ends of the front and back metal plates 1, 1 sent out by the feeding device are formed by roll forming, for example, as shown in FIGS. 6, 7 and 9, a fitting convex outer skin portion 14a and a fitting concave portion. An outer skin portion 15a is formed, and a rock wool material 3a and a calcium silicate 3b as a heat insulating material 3 are loaded between the two metal plates 1 and 1. The calcium silicate 3b has high fire resistance and high mechanical strength, and is loaded into the fitting convex outer skin portion 14a and the fitting concave outer skin portion 15a to improve the fire resistance and mechanical strength of the fitting convex portion 14 and the fitting concave portion 15. Is increasing. In the two metal plates 1, a slight gap is formed between the fitting convex portion 14 and the fitting concave portion 15 so as to avoid heat transfer between the two metal plates 1. .

A nailing portion 7 is formed on the fitting recess 15 side,
The receiving portion 9 is formed slightly higher than the nailing portion 7.
Is slightly lower than the front surface 1b. A cover piece 8 extends to the fitting protrusion 14 side, and the fitting protrusion 14 and the fitting recess 15
In the fitting state, the cover piece 8 covers the nailing portion 7 and is mounted on the receiving portion 9. At both side edges of the panel adjacent to the edge where the fitting projection 14 and the fitting recess 15 are formed, as shown in FIG.
The heat insulating material 3 and the other metal plate 1 are cut except for the metal plate 1 (which is on the front surface side in the construction state), and the remaining metal plate 1 is extended from the heat insulating material 3 to form an extension piece 1a. The extension piece 1a is bent so as to face the side end surface of the heat insulating material 3, and the connection piece 16 is formed. In this case, on both side edges of the connection piece 16, a shielding piece 20 which is continuous with the metal plate 1 serving as the front surface 1 b in the construction state and has a surface in a direction orthogonal to the connection piece 16 is formed by bending.

The shielding piece 20 is formed on the fitting convex part 14 and the fitting concave part 15 side. FIG. 6 mainly shows the shielding piece 20 on the fitting concave part 15 side. There is a shielding piece portion 20a formed by extending a step portion with the receiving portion 9 and a shielding piece portion 20b formed by extending a step portion between the receiving portion 9 and the nailing portion 7. The shielding piece 20 on the fitting projection 14 side is formed so as to extend the tip vertical piece 8a of the covering piece 8 toward the connection piece 16 and to face the shielding piece portion 20a. At the tip of the connection piece 16, a joint piece 21 substantially orthogonal to the connection piece 16 is extended outward.

The upper ends of the metal plate panels A, A in FIG. 9 are fitted with the lower fitting projections 14 in the upper fitting recesses 15 and are connected via the packing P. It is done. Hereinafter, an apparatus for forming the connection piece 16 by bending the extension piece 1a will be described in detail. FIG. 4 shows a metal plate panel A.
FIG. 1 shows an explanatory diagram of a production line. At the beginning of the production line, uncoilers 23a and 23b are provided vertically, and a metal plate 1 on a hoop material supplied from the uncoiler 23a is provided in the middle of conveyance. Both end portions in the width direction are roll-formed by the first bending device 24 as described above. Also, as shown in FIG. 5, the metal plate 1 below the hoop material supplied from the lower uncoiler 23b has a punched hole X ( (Indicated by oblique lines in FIG. 5). In such a punched hole X, the preceding panel body part A and the subsequent panel body part B are cut and separated at the cutting line L, and at the cutting position of the line, as described above, the extension of the lower metal plate 1 is performed. The piece 1a is bent and finished.

In this case, as shown in FIG. 5, a release agent Y is applied between the punched holes X, X formed at both ends in the width direction of the metal plate 1, and a release agent Y is formed between the punched holes X, X. The heat insulating material 3 can be easily separated. 2 and 4
As shown in FIG.
A pair of end bending devices B ₁ and B _{2 for} bending the a and 1a are incorporated in the production run so that the extension pieces 1a and 1a at the front and rear ends of the cut panel intermediate product can be bent. It is. End bending apparatus B shown in FIG.
Reference numeral ₁ is arranged on the right side in FIG. The pair of end bending devices B ₁ and B ₂ are configured symmetrically to the left and right, and the configuration of the end bending device B ₁ disposed on the right side in FIG. 2 will be described in detail with reference to FIG. End bending device B
Detailed description of the configuration of ₂ is omitted.

As shown in FIG. 1, the end bending device B _{1 for} bending the extension piece _{1 a} has a positioning pusher 5. The positioning pusher 5 can be switched between a state in which the cylinder 10 extends to a predetermined position E and a state in which the cylinder 10 contracts and retreats from the position E. (Not shown) so as to be able to retreat above the panel intermediate product transfer line.
The end face of the heat insulating material 3 of the panel intermediate product shown in FIG. 3 is brought into contact with the positioning pusher 5 so that the panel intermediate product can be positioned at a predetermined position.

Further, the end bending device B ₁ strongly sandwiches the bending slide mold 4 for slidably holding the base end of the extension piece 1 a and the tip end of the extension piece 1 a, A bending tension die 6 for pulling the panel intermediate product together with the extension piece 1a is provided. The folding sliding die 4 includes sliding dies 4a and 4b disposed on the front and back (up and down in FIG. 1) of the metal plate panel A, and the sliding die 4a on the back surface (upper) is formed in, for example, an L shape. Although not shown, it can be raised and lowered by lifting means such as a cylinder. Sliding type 4 on the front side
b has a weak spring 4c.

The bending tension mold 6 is a metal plate panel A
Of the front side (lower) is formed in, for example, an L-shape, and can be raised and lowered by a lifting means such as a cylinder (not shown). It is. The tension mold 6a on the back side has a spring 6c having a stronger spring force than the spring 4c of the slide mold 4b.

Then, as shown in FIG. 1A, the positioning pusher 5 is lowered, and the end face of the heat insulating material 3 as a panel intermediate product is projected from the folding sliding mold 4 by a fixed distance. 5, the panel pusher 5 is retracted, the positioning pusher 5 is retracted, and further escapes from the transport line by the ascending means. The pulling die 6 enters the transport line. Thus, the positioned extension piece 1a of the panel intermediate product is slidably clamped between the sliding dies 4a and 4b on the front and back sides of the sliding sliding die 4 (see FIGS. 1B and 1C). Then, with the sliding mold 4a above the bending slide mold 4 fixed, the tension mold 6b below the bending tension mold 6 is raised, and is disposed at the rear of the bending slide mold 4. The front end of the extension piece 1a is clamped by the tension molds 6a and 6b on the front and back sides of the bending mold 6 for bending, and the extension piece 1a is pulled toward the back side. The extension piece 1a is bent toward the back side by slidingly contacting the corner of the rear end of the slide mold 4a on the back side of the slide mold 4. In this manner, the tip of the extension piece 1a is sandwiched between the front and back tension dies 6a and 6b of the bending tension die 6 and pulled toward the back side, and the extension piece 1a is bent with this tension. The sliding mold 4 is slid between the sliding molds 4a and 4b, and the back surface of the extension piece 1a is moved to the sliding mold 4a on the back surface side.
The extension piece 1a is bent by sliding in contact with the corner portion of the metal plate panel A, but the back surface of the extension piece 1a is scratched, but the surface is not scratched, thereby lowering the appearance of the metal plate panel A. There is no.

By the way, the end bending apparatus B ₁ positioning pusher 5 becomes the first positioning means 30A, end bending apparatus B ₁ fold for sliding mold 4 and folding for tensile die 6
Constitute the first bending means 6A, and the positioning pusher 5 of the end bending device B2 is used as the _second bending means 30B.
Next, folding for sliding mold 4 and folding for tensile die 6 of the end bending apparatus B ₂ is intended to constitute the second folding means 6B.

According to the present invention, when the panel intermediate product having the extension piece 1a extended from the front and rear end surfaces of the heat insulating material 3 is conveyed forward, the front end surface of the heat insulating material 3 of the panel intermediate product is received. The first positioning means 30A for positioning the panel intermediate product by the hand, the first bending means 6A for bending the extended piece 1a of the positioned panel intermediate product to the back side, and the extension piece 1a at the tip is bent. A second positioning means 30B for receiving the rear end face of the heat insulating material 3 of the panel intermediate product and positioning the panel intermediate product when the panel intermediate product is advanced after moving over the first bending means 6A, A second folding means 6B for bending the positioned extension piece 1a of the panel intermediate product to the back side, the first positioning means 30A, the first folding means 6A and the second positioning means 30B, the second positioning Means 30B Causes close back and forth during the emission is obtained by rush and escape freely configured from the top and bottom with respect to the conveying surface of the workpiece.

[0018]

According to the first aspect of the present invention, when the panel intermediate product having the extending pieces extending from the front and rear end surfaces of the heat insulating material is conveyed forward, the front end surface of the heat insulating material of the panel intermediate product is moved to the first position. First positioning means for positioning the panel intermediate product by abutting a first positioning pusher protruding from the bending mold by a certain distance, and a first for bending the extended piece of the positioned panel intermediate product to the back side. The folding means and the rear end surface of the heat insulating material of the panel intermediate product are moved by a predetermined distance from the second bending mold when the panel intermediate product whose bent extension piece is bent is advanced and then advanced. A second positioning means for positioning the panel intermediate product by contacting the second positioning pusher protruding only therefrom, and a second bending means for bending the extended piece of the positioned panel intermediate product to the back side. Panel that is transported forward The leading end surface of the heat insulating material of the intermediate product is received and positioned by the first positioning means, and the positioned panel intermediate product is bent by the first bending means so that the extended piece is bent toward the back side. The folded panel intermediate product is transported forward, the panel intermediate product is moved backward, and the rear end surface of the heat insulating material 3 is brought into contact with the second positioning means for positioning. In this case, the first positioning means and the first bending means and the second positioning means and the second positioning means are moved back and forth in the production line, and the workpiece transfer surface is bent. The first positioning means and the first bending means, and the second positioning means and the second positioning means are vertically movable with respect to the work transfer surface. Can do In this case, the transfer surface of the work does not fluctuate as in the related art, and the production line does not unexpectedly stop unlike the case where the transfer surface of the work fluctuates. The first bending means, the second positioning means and the second positioning means are close to each other, so that the production line can be shortened, and the first bending means and the second bending means are close to each other. Therefore, there is an advantage that the bending of the extension piece extended from the front and rear ends toward the back side can be easily monitored visually.

[Brief description of the drawings]

FIG. 1 shows an embodiment of the present invention, wherein (a) to (d) are diagrams for explaining the operation of one end bending device of the present invention, and (e) is a schematic view of an end of a metal plate panel. It is sectional drawing.

FIG. 2 is a diagram illustrating an arrangement of an end bending device.

FIGS. 3A and 3B are diagrams illustrating the operation of the other end bending device.

FIG. 4 is a diagram illustrating a production line.

FIG. 5 is an explanatory diagram showing holes punched by a punching unit.

FIG. 6 is a partial perspective view of the front side of the produced metal plate panel from the front side of the metal plate.

FIG. 7 is a side view in which a part of the metal plate panel is omitted.

FIGS. 8A and 8B are partial side views.

FIG. 9 is a partially omitted cross-sectional view showing a connection state of a metal plate panel.

FIGS. 10A, 10B and 10C are partial schematic perspective views of a production process.

FIG. 11 is a schematic side view of a conventional example.

FIGS. 12A, 12B and 12C are diagrams for explaining the operation of the conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Metal plate 1a Extension piece 3 Heat insulating material 6A 1st bending means 6B 2nd bending means 30A 1st positioning means 30B 2nd positioning means

Claims (1)

[Claims] An apparatus for manufacturing a metal plate panel, wherein a back surface of a metal plate is lined with a heat insulating material, a metal plate extends from front and rear edges of the heat insulating material, and the extended piece is bent toward the back surface. First positioning means for receiving the leading end surface of the heat insulating material of the panel intermediate product and positioning the panel intermediate product when the panel intermediate product having the extending pieces extended from the front and rear end surfaces of the material is transported forward; First bending means for bending the extended piece of the panel intermediate product to the back side, and advancing the panel intermediate product with the extended extension piece at the tip to cross the first bending means,
A second positioning means for receiving the rear end surface of the heat insulating material of the panel intermediate product and positioning the panel intermediate product when the panel intermediate product is moved backward;
Second folding means for bending the positioned extension piece of the panel intermediate product to the back side, the first positioning means and the first folding means.
Metal, characterized in that the bending means, the second positioning means and the second positioning means are arranged to be close to each other in the production line back and forth, and are capable of freely entering and exiting from above and below with respect to the work transfer surface. Board panel manufacturing equipment.