KR100876393B1 - Forming method and apparatus of metal roof - Google Patents

Abstract

A molding method and an apparatus are provided to improve the intensity of the metal panel when forming the metal panel of the thin thickness material to male-female type metal panel roofing tile. As to the molding method of the male-female type metal panel roofing tile, a roll forming process(S10) creating a plurality unevennesses to the longitudinal direction of the metal panel the metal panel the forming roll interval of the roll forming machine is passed through; a first pre-molding process(S20) forming a plurality of brains on the acid site of the metal panel which is roll formed in the first press; a second pre-molding process(S30) forming the slow stepped projection of form on the brain site of the metal panel which is roll formed in the first press; a first expanding process(S40) which is transformed into while formed a plurality of unevennesses stretches out in the first edge molding process and takes shape the extrusion pattern; a second expanding process(S50) molding the stepped projection to the gradually pressing with decision after the second pre-molding process in the brain site of the metal panel which becomes in the second press with the plasticity; and a cutting process for cutting the metal panel which becomes with the scalability type in the necessary length in the cutting apparatus.

Description

Forming method and apparatus for female and male metal panel roof tiles with protruding patterns

The present invention relates to a method and apparatus for forming a male and female metal panel roof tile having a protruding pattern. More specifically, the present invention relates to a metal roofing material installed when a roof of a new building or an existing building is improved. The present invention provides a molding method and apparatus for a male and female metal panel tile having a structure.

In general, the roof tiles used as roofing materials of the building have distinctive features for each country.In the East, Korean and Chinese roof tiles have a tile shape consisting of amki and sukiwa. It has a tiled shape. In addition, the tile shape of Korea and China consisting of the Akiwa and Sukiwa is characterized in that the step is formed only on the bone, and the Japanese tile shape consisting only of the Akiwa is characterized in that the step is connected to both the mountain and the valley.

Currently, the roof tile-type metal roofing material is mainly applied to the Japanese roof tile form made of only Amkiwa, and its shape is as shown in FIG. 1.

The conventional forming process of the metal panel roof tile is, first, using a roll forming machine to bend to form a number of acid (11) and valleys 12 in the transverse direction of the metal panel, and using a press forming machine Bending and forming the steps of the same depth of the entire mountain and valley at a predetermined interval in the longitudinal direction of the metal panel and consists of the process of cutting to the required length later.

However, the conventional Akiwa-type metal panel roof tiles produced by the method described above were applied to the Japanese roof tile form, so that the unique beauty that can be felt in Korean unique roof tiles was not felt. The metal panel roof tiles had a weak strength and were easily deformed and broken.

In addition, Korea's unique roof tile has a quilt and a quiche, and a deep step is formed only in the bone, but the conventional Korean technology lacks a technology for forming a deep step only in the bone. Could not be molded.

Applicant of the present invention, in order to solve the above-mentioned problems of the prior art, a female and female shape with a distinctive shape of a key and suki has a unique beauty, improve the strength, there is no defects in the production process, male and female metal panel The method of forming the tile has been filed through Korean Patent Application No. 10-2007-0102973.

According to No. 10-2007-0102973 filed by the applicant of the present invention, a number of protrusions are formed on the peaks and valleys of the metal panel roof tiles to improve the strength according to the internal stress, by forming a stepped only in the bone area And Sukiwa provided the unique Korean tile shape. In addition, in order to prevent breakage of the metal panel in forming a plurality of protruding patterns and steppings on the metal panel roof tiles, the deformation force of the metal panel was improved through a gradual molding method through a temporary molding process and a final molding process. This did not occur.

However, the provisional molding process according to the previously filed No. 10-2007-0102973 is primarily formed by forming a plurality of fine bones having wrinkles in the peaks and valleys of the metal panel tile to improve the deformation force of the metal panel. In addition, even after the final molding of the metal panel roof tiles, there was a problem that the remaining bone of the bone area was not completely stretched.

Accordingly, an object of the present invention is to improve the strength of a metal panel when molding a male and female metal panel tile using a thin metal panel as a material to solve the problems of the prior art. There is this.

In addition, in the forming process of the metal panel roof tile according to the present invention, to provide a gradual molding method through the temporary molding process and the final molding process to prevent breakage during molding while maximizing the deformation force of the metal panel another object of the present invention There is this.

In addition, in the molding of the metal panel tile according to the present invention, there is another object of the present invention to prevent the phenomenon that the remains of the bone region remains even after the final molding of the metal panel tile.

As a technical means for achieving the above object, the present invention is a method for forming a female and male metal panel roof tile, a plurality of acids and valleys in the longitudinal direction of the metal panel by passing the metal panel between the forming rolls of the roll forming machine Roll forming process to form a; A first caustic forming process of forming a plurality of fine bones on the acid sites of the metal panel roll-formed in the first press; A second temporary forming process of forming a stepped form of a gentle step in the bone portion of the metal panel roll-formed in the first press; A first definite forming process of forming a protruding pattern at an acidic portion of the metal panel temporarily molded in the second press; A second definite forming process of definitely forming a step by a second pressing process followed by a second pressing process to the bone portion of the metal panel temporarily molded in the second press; It is characterized in that it comprises a; forming the final molded metal panel to the required length in the cutting device.

Preferably, the primary forming process and the secondary forming process is performed in one apparatus of the first press, the pseudo-molding having a plurality of first through-holes in the inner mold_first press form is rolled down The metal panel is formed by forming a fine bone on the mountain part of the metal panel and at the same time fixing and supporting the metal panel, and the roll-forming metal panel is formed by penetrating downward through the first through hole of the first mold. It is characterized by the formation of a stepped form of a gentle step in the bone.

Preferably, the first definite forming process and the second definite forming process is performed in one device of the second press, the deformed molding having a plurality of second through-holes inside the first press frame is lowered and molded A metal formed by protruding a pattern at a hill portion of the metal panel and at the same time fixedly supporting the metal panel, and definite molding_the second pressing mold descends into the second through hole of the first pressing mold. Characterized in that the stepped jaw is formed in the bone portion of the panel.

Preferably, in the above-mentioned definite molding_first pressing frame to form a protruding pattern on the acid site of the pseudo-molded metal panel, the acid site of the metal panel has a plurality of fine bones generated during the primary molding process. While forming a protruding pattern.

Preferably, in the secondary definite molding process, it is characterized in that the protruding pattern of various shapes is formed to protrude to the upper side or the lower side of the metal panel in the bone portion of the temporarily molded metal panel.

According to the molding method of the male and female metal panel roof tiles having the protruding pattern according to the present invention, various protruding patterns and step can be deeply formed due to the progressive pressing process leading to the pseudo-molding and definite molding of the metal panel. There is an effect to prevent the risk of damage to the heavy metal panel.

In addition, according to the molding method of the male and female metal panel roof tiles according to the present invention, the female and male metal panel roof tiles can be molded, which has the beauty of the traditional Korean roof tiles, which could not be manufactured by the prior art.

In addition, due to the protruding pattern formed on the mountain of the metal panel tile and the stepped portion formed in the valley, the strength of the metal panel tile due to the stress action is significantly improved.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

2 is a flowchart illustrating a molding process of the female and male metal panel roof tiles having the protruding pattern according to the present invention, and FIG. 3 is the female and the male metal panel roof tiles having the protruding pattern according to the first embodiment of the present invention. It is a conceptual diagram which shows the shaping | molding method.

As shown in Fig. 2 or 3, in order to mold the male and female metal panel roof tiles according to an embodiment of the present invention, the roll forming process (S10) of the metal panel, the first temporary molding process (S20) and It includes the second temporary forming process (S30), the first final forming process (S40), the second final forming process (S50), and the cutting process (S60). Productivity is improved.

Each process for producing the male and female metal panel roof tiles will now be described in detail.

1. Roll Forming Process of Metal Panel (S10)

The roll forming process (S10) of the metal panel is a process in which the metal panel 120 forms a plurality of hills and valleys.

The metal panel 120 for forming the male and female metal panel roof tiles is wound in a coil shape, and the metal panel 120 wound by the operation of the roll forming machine 130 located in the front part. This is to be supplied while being supplied to the inside of the roll forming machine (130).

The metal panel 120 supplied to the roll forming machine 130 passes through the forming rolls of the roll forming machine 130 to form a plurality of mountains and valleys in the longitudinal direction of the metal panel 120.

2. Tempering process of roll-formed metal panel (S20, S30)

Provisional molding process (S20, S30) of the roll-formed metal panel 121 is to prevent deformation and breakage of the metal panel during the final forming (S40, S50) to be formed in the protrusions and valleys formed on the mountain It can be seen as a preparation for forming the stepped step deeper and more reliably. That is, the present invention relates to a primary process for improving the deformation force by gradually forming the roll-formed metal panel 121. The temporary forming process may be performed to form a pattern on an acid portion of the roll-formed metal panel 121. It is divided into a first caustic molding process S20 and a second caustic molding process S30 for forming a step in a bone portion of the rolled metal panel 121.

4 to 6 illustrate the temporary forming processes S20 and S30 of the rolled metal panel according to the first embodiment of the present invention. 1 is a conceptual view showing a state entering the press 140, Figure 5 is a conceptual diagram showing the process of forming the acid portion of the roll-formed metal panel 121, Figure 6 is a view of the roll-formed metal panel 121 It is a conceptual diagram showing the pseudoplastic process for the bone site.

2- (1). 1st provisional molding process (S20)

The roll-formed metal panel 121 drawn out from the roll forming machine 130 enters the first press 140 of the provisional molding process, and the first press 140 first picks up the acid of the roll-formed metal panel 121. The primary temporary forming process (S20) of forming a plurality of fine bones having a wrinkled side is made.

In more detail, in the first forming process (S20), the temporary forming mold_first pressing frame 141 descends toward the roll-formed metal panel 121 entering the first press 140, but the hills and valleys are formed. In the metal panel, a number of fine bones are formed only at the acid site.

Such a process relates to a primary preparation process for definite molding, and by forming a plurality of fine bones on the mountain side, the longitudinal length of the roll-formed metal panel 121 is reduced and deformed up and down during the press crimping process. The effective surface is to increase.

2- (2). Second pseudo forming process (S30)

Wherein the primary forming process (S20) is a preparatory process for forming a protrusion pattern on the acid portion of the roll-formed metal panel 121, while the secondary forming process (S30) is a roll-formed metal panel 121 It relates to a preparatory process to secure a deformable effective surface for forming the stepped bone.

In more detail, the pseudo mold_first pressing frame 141, which forms a fine bone on the mountain of the metal panel 121 roll-formed in the first press 140, has a first through hole vertically penetrated therein. 141a), the pseudo-molding _ second pressing frame 142 for temporarily forming the bone site penetrates the bone site of the metal panel 121 roll-formed through the first through hole 141a. It is to form one step. That is, in the state in which the cauldron_first press mold 141 descends and supports the acid portion of the roll-formed metal panel 121 together with pressing, the caustic mold_second press mold 142 descends and rolls. By pressing the bone portion of the formed metal panel 121, the temporary mold_first press mold 141 and the temporary mold_second press mold 142 which have completed the pressing process are raised to return to the standby state.

3. Definite forming process of the molded metal panel (S40, S50)

Definite forming process (S40, S50) of the temporarily molded metal panel relates to the last forming process of the gradual forming method following the above forming process (S20, S30), the acid portion of the pseudo-molded metal panel 122 Protruding patterns of various shapes are firmly formed and the stepped portions of the provisionally formed metal panel 122 are deeply and clearly formed.

7 and 8 show the final molding process (S40, S50) of the metal panel according to the first embodiment of the present invention, Figure 7 shows the final molding process for the acid site of the pseudo-molded metal panel 122 FIG. 8 is a conceptual diagram illustrating a final molding process for a bone portion of the provisionally molded metal panel 122.

3- (1). 1st final molding process (S40)

The pseudo-molded metal panel 122 withdrawn from the first press 140 of the temporary molding process is introduced into the second press 150 of the final molding process, but first, a protruding pattern is formed on the acid portion of the pseudo-molded metal panel 122. The first definite forming process (S40) is formed.

More specifically, when the pseudo-molded metal panel 122 is introduced into the second press 150, the deformed molding_first press frame 151 is lowered to form a protruding pattern, but of the pseudo-molded metal panel 122 Only protruding patterns are formed in the mountain area.

At this time, the acid portion of the pseudo-molded metal panel 122 is secured an effective surface that can be deformed through a plurality of fine bones formed by the primary pseudo-molding process (S20), the final molding _ first pressing frame 151 When the compression process by the plurality of the bones will be unfolded to form a protrusion pattern.

3- (2). 2nd final molding process (S50)

The primary definite forming process (S40) determines the protruding pattern of the acid sites of the pseudo-molded metal panel 122, while the secondary definite forming process (S50) is a bone site of the protruding metal panel 122 By forming the stepped into the step, the second step of forming the step (S30) is to form a deep stepped and close to the right angle to ensure the effective surface is secured to be deformable through the second step (S30).

More specifically, in the second press 150, the deformed molding_first pressing frame 151, which forms a protruding pattern in the acid region of the provisionally molded metal panel 122, has a second through hole vertically penetrated therein. (151a) is formed, the definite molding _ second pressing frame 152 for definitive molding of the bone site penetrates the second through hole (151a) to the bone site of the pseudo-molded metal panel 122 It is to firmly shape the step. That is, the final molding _ the first pressing frame 151 is lowered in the state in which the fixed portion _ second pressing frame 152 is lowered in the state that is fixed and supported by the acid site of the molded plastic panel 122 with the pressing By pressing the bone portion of the old metal panel 122, the final molding _ first pressing frame 151 and the final molding _ second pressing frame 152 after the pressing process is raised to return to the standby state.
As described above, according to the first embodiment of the present invention, the deformed molding_first press mold 151 and the deformed molding_second press mold 152 are sequentially lowered to form the protruding pattern of the mountain part and the stepped portion of the bone part, respectively. However, according to another embodiment of the present invention, since the deformed molding_first press mold 151 and the deformed molding_second press mold 152 are simultaneously lowered, protruding patterns on the peaks and valleys of the metal panel 122 are performed. And step may be formed simultaneously.

As described above, the present invention is to improve the amount of deformation of the metal panel and to prevent breakage during the production process through a gradual molding process leading to the temporary forming process and the final molding of the roll-formed metal panel, the roll-formed metal Definite patterns and valleys formed in the peak of the panel can be formed deeper and clearer.

Preferably, the present invention is characterized in that to form a protruding pattern of various forms in order to improve the strength of the non-slip and the metal panel in the bone portion in the second final molding process (S50).

In addition, according to the first embodiment of the present invention, an arc-shaped protrusion pattern is formed on the peak portion of the female and male metal panel roof tiles, and a rod-shaped protrusion pattern is formed on the bone portion, but the present invention is not limited thereto. It is possible to modify the shape through various embodiments. FIG. 9 is a conceptual diagram illustrating a part of a manufacturing process of a male and female metal panel roof tile in which the shape of the protrusion pattern is variously modified according to the second embodiment of the present invention. The protrusion pattern is not limited to a specific shape. It has a shape protruded in various ways in the upper or lower direction of the metal panel.

4. Cutting process

The deformed shaped metal panel 123 having the shape by the bending and pressing process by the above process (S10 ~ S50) is completed by cutting to the required length by the cutting device 160 (S60). Preferably, the cutting process is to be able to repeatedly cut the metal panel with the same length according to the user's input setting, the setting range can be changed.

As described above, the present invention has been described with reference to the preferred embodiments, but those skilled in the art can variously modify the present invention without departing from the spirit and scope of the invention as set forth in the claims below. It can be changed.

1 is a perspective view schematically showing a conventional metal panel tile shape;

2 is a flowchart illustrating a process of forming a female and male metal panel roof tile having a protruding pattern according to the present invention.

3 is a conceptual diagram illustrating a method of forming a male and female metal panel roof tile having a protruding pattern according to a first embodiment of the present invention;

4 is a conceptual diagram illustrating a state in which a roll-formed metal panel enters a first press of a forming process,

FIG. 5 is a conceptual diagram illustrating a pseudoforming process for an acid portion of a roll-formed metal panel. FIG.

FIG. 6 is a conceptual diagram illustrating a pseudoforming process for a bone portion of a roll-formed metal panel.

7 is a conceptual diagram showing a process of forming a mold for the acid site of the pseudo-molded metal panel,

8 is a conceptual diagram showing the process of definite molding of the bone portion of the pseudo-molded metal panel,

FIG. 9 is a conceptual diagram illustrating a part of a manufacturing process of a male and female metal panel roof tile in which the protrusion pattern is variously modified according to the second embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

120: metal panel 121: roll-formed metal panel

122: pseudo-molded metal panel 123: firmly molded metal panel

130: roll forming machine 140: the first press

141: pseudoplastic_first press frame 141a: first through hole

142: pseudoplastic_second pusher 150: the second press

151: definite molding_first press frame 151a: second through hole

152: definite molding_second pressing mold 160: cutting device

Claims (7)

In the molding method of female and male metal panel roof tiles, Roll forming process (S10) of forming a plurality of mountains and valleys in the longitudinal direction of the metal panel 120 by passing the metal panel 120 between the forming rolls of the roll forming machine 130; A first caustic forming process (S20) of forming a plurality of fine bones on a hill portion of the metal panel 121 roll-formed in the first press; A second provisional molding process (S30) of forming a stepped form of a gentle step in the bone portion of the metal panel 121 roll-formed in the first press; By forming a protruding pattern on the acid portion of the metal panel 122, the pseudo-molded in the second press, the primary definite forming process (S40) to form a protruding pattern by deforming the plurality of fine bones formed in the first protruding process (S40) )and; A second definite forming process (S50) of deciding and forming a step by a sequential pressing process following the second forming process (S30) on the bone portion of the metal panel 122 provisionally molded in the second press; And a step (S60) of cutting the deformed shaped metal panel 123 to a required length in a cutting device (S60). The method of claim 1, The first caustic molding process (S20) and the second caustic molding process (S30) is made in one device of the first press 140, The pseudo-molding_first pressing frame 141 having a plurality of first through holes 141a inwardly descends to form a fine bone in the hill of the rolled metal panel 121 and to fix and support the metal panel at the same time. , In the first through-hole 141a of the first mold 141, the second mold 142 of the temporary mold 142 is lowered to penetrate the bone portion of the rolled metal panel 121 Forming method of female and male metal panel roof tiles having a protruding pattern, characterized in that to form a step. The method of claim 1, The first definite forming process (S40) and the second definite forming process (S50) is made in one device of the second press 150, The fixed mold_first press frame 151 having a plurality of second through holes 151a therein is lowered to form a protruding pattern on the mountain portion of the temporarily formed metal panel 122 and to simultaneously support the metal panel. and, The deformed molding _ the second pressing hole 151a of the first pressing mold 151 is fixed to the inside of the bone portion of the metal panel 122 is formed by the deforming molding _ second pressing mold 152 descends through. Forming method of female and female metal panel roof tiles having a protruding pattern, characterized in that the molding. The method of claim 3, wherein In the above-mentioned final molding _ first pressing frame 151 is lowered to form a protruding pattern on the acid site of the pseudo-molded metal panel 122, the acid site of the metal panel is generated in the first temporary molding process (S20) A method of forming a male and female metal panel roof tile having a protruding pattern, wherein the plurality of fine bones are expanded to form a protruding pattern. The method of claim 1, In the second definite forming process (S50), the male and female having the protruding pattern, characterized in that the protruding pattern of the various forms protruding to the upper side or the lower side of the metal panel in the bone portion of the provisionally molded metal panel 122 Forming method of metal panel roof tile. The method of claim 1, The first final molding process (S40) and the second final molding process (S50) is performed at the same time, the final molding of the second press (150) _ first pressing frame 151 and the final molding _ second pressing frame ( A method of forming a male and female metal panel roof tile having a protruding pattern, wherein the protruding pattern and step are simultaneously formed on the peaks and valleys of the metal panel 122 by simultaneously descending. A roll forming machine 130 for forming a plurality of acids and valleys in the longitudinal direction of the metal panel by passing the metal panel between the forming rolls; A first press 140 forming a plurality of fine bones on a hill portion of the metal panel which has passed through the roll forming machine 130 and forming a stepped step in a bone portion of the metal panel; A second press 150 for applying another compression to the peaks and valleys of the metal panel passing through the first press 140 to determine the shape of the protruding pattern and the stepped portion; And a cutting device 160 for cutting the metal panel that has passed through the second press 150 to a predetermined length. The first press 140 is a pseudo-type first pressing frame 141, which forms a plurality of fine bones on the mountain site of the roll-formed metal panel, and a smooth form on the bone site of the roll-formed metal panel. Including the pseudo-_second pressing frame 142 forming a step, at least one of the first through-hole (141a) is formed inside the pseudo-_ first pressing frame 141 and the pseudo-forming second The pressing frame 142 descends through the first through hole 141a to compress the metal panel, The second press 150 presses the stepped jaw to the deformed molding _ first pressing frame 151 which forms a protruding pattern on the acid portion of the temporarily molded metal panel, and the valley of the temporarily molded metal panel. Including the deformed molding _ second pressing frame 152, at least one second through-hole (151a) is formed inside the deforming molding _ first pressing frame 151 and the final molding _ second pressing frame 152 is a female and male metal panel tile forming apparatus having a protruding pattern, characterized in that the metal panel is pressed by descending through the second through hole (151a).

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