KR20110064318A - The triple-layer steel bending merchine and bending method and steel a bending product - Google Patents

Abstract

PURPOSE: A bent three-layer steel plate, device and method for bending a three-layer steel plate are provided to ensure sufficient strength since uneven parts are formed one or both sides of the three-layer steel plate. CONSTITUTION: A device for bending a three-layer steel plate comprises first to sixth sets of rollers. The first roller set consists of first to third rollers. The second roller set consists of first to fourth rollers. The third roller set consists of first to fourth rollers. The fourth roller set consists of first to second rollers. The fifth roller set consists of first to second rollers. The sixth roller set consists of first to second rollers.

Description

Triple-Layer Steel Bending Merchine and Bending Method and Steel a Bending Product}

The present invention relates to a triple sheet metal bending device and a bending method and a bending product produced using the same, in particular, to be folded to overlap the iron plate in three times and to form irregularities on one side or both sides as needed to produce a thin plate It relates to a triple sheet metal bending apparatus and bending method characterized in that it is possible to manufacture a metal product with excellent rigidity with the iron plate and the iron plate bending product manufactured by using the same.

In general, roof drip trays, tile beads, metal window products, etc. are usually used for the iron plate, the forming process of shearing and bending a single sheet of steel sheet, the sheet formed through the forming process Finished products are produced by welding and assembly process.

In addition, even in a product such as a sink and a work table for a restaurant, an iron plate or an iron plate case is used, and usually a straight iron plate is applied and processed.

However, the iron plate uses a thin panel form in order to reduce weight or cost, and the larger the area, the more the warpage occurs, and the center is bent even at a small pressure.

In order to solve this problem, a thick steel sheet may be used, but a thin steel sheet may be used due to an increase in weight and an increase in cost, and since such steel sheet is usually manufactured in one panel form, there is a limit in strength. have.

The present invention is to solve the above problems,

Its purpose is to save metal resources by making the middle or both ends of the iron plate overlap in three times so that one thin panel can be used to exert its strength, and further, irregularities are formed on one side or both sides of the triple iron plate surface. Therefore, the object is to provide a steel sheet product with sufficient strength even with one thin steel sheet.

As a means for achieving the above object,

The present invention, the first roller and the second roller (110, 110a) rotated in the horizontal direction in the upper and lower parts of the iron plate in order to bend at an angle relative to the first bending point of the iron plate, and disposed on the side of the iron plate A first roller set 100 formed of a third roller 120 which rotates in an inclined direction; It is disposed at the next stage of the first roller set, and in order to bend at an angle with respect to the second bending point of the iron plate in a state in which the first bending point is bent, it is disposed vertically to the left of the first bending point to rotate in a horizontal direction A second roller set (200) consisting of first and second rollers (210 and 220) and third and fourth rollers disposed vertically to the right of the second bending point and rotating in a horizontal direction; A first roller 310 disposed in the next stage of the second roller set and rotating in a horizontal direction at a lower portion of the first horizontal plane, for forming at a right angle between the first and second bending points; A second roller 320 rotating in the horizontal direction at the top of the horizontal plane, a third roller 330 rotating in the horizontal direction at the left of the vertical bending surface, and a material rotating in the vertical direction at the right side of the vertical iron plate surface A third roller set 300 formed of four rollers 340; A first roller 410 disposed at a next end of the third roller set and rotating in a horizontal direction at a lower portion of the first horizontal surface to form a zigzag shape by pressing the first bending point and the second bending point; The second roller 420 rotates in the horizontal direction from the upper portion of the second horizontal plane, the third roller 430 located in the upper portion of the first horizontal plane rotated in the vertical direction and bent at an acute angle, and the second horizontal plane A fourth roller set 400 disposed below the fourth roller 440, the fourth roller 440 having a body bent at an acute angle; A first horizontal plane and a second horizontal plane of the bending point and the top and bottom of the bending point are disposed at the next stage of the fourth roller set to form a triple bending surface by pressing the first bending point and the second bending point up and down. A fifth roller set (500) consisting of first and second rollers (510, 520) rotating in a horizontal direction in the first and second rollers; The first horizontal plane and the second horizontal plane and the lower portion of the bent point are arranged at the next end of the fifth roller set to form only the triple bent surface points up and down to form a 'ㅗ' shaped bent surface. It characterized in that it comprises a sixth roller set 600 consisting of a first roller 610 that rotates in the horizontal direction in the horizontal direction, and a second roller 620 that rotates in the horizontal direction at the top of the bent surface with a groove formed in the center thereof. .

In addition, the first steel plate using the first roller and the second roller which rotates in the horizontal direction in the upper and lower parts of the iron plate, and the first roller set which is arranged on the side of the iron plate and rotates in an inclined direction A first step S10 of bending at an angle with respect to the bending point; Steel plate is made by using a first roller set up and down to the left of the first bending point and rotating in the horizontal direction, and a second roller set including up and down to the right of the second bending point and rotating in the horizontal direction. A second step S20 of bending at an angle with respect to the two bending points; A first roller rotating in the horizontal direction at the bottom of the first horizontal plane, a second roller rotating in the horizontal direction at the top of the second horizontal plane, a third roller rotating in the horizontal direction at the left side of the vertical bending surface, and vertical A third step (S30) of shaping at a right angle between the first bend point and the second bend point by using a third roller set consisting of a fourth roller rotating in a vertical direction on the right side of the iron plate surface; A first roller rotating in the horizontal direction at the bottom of the first horizontal plane, a second roller rotating in the horizontal direction at the top of the second horizontal plane, and rotating in the vertical direction at the top of the first horizontal plane, the body being bent at an acute angle The first bend point and the second bend point are compressed and zigzag by using a fourth roller set consisting of an aftershock third roller and a fourth roller which is positioned below the second horizontal plane and rotates in a vertical direction and whose body is bent at an acute angle. A fourth step S40 of shaping into a shape; A fifth step of forming a triple bent surface by pressing the first bent point and the second bent point up and down using a fifth set of rollers consisting of first and second rollers rotating horizontally from the top and bottom of the bent surface (S50). )Wow; Only three bent surface points are moved up and down using a sixth roller set consisting of a first roller rotating in the horizontal direction at the bottom of the bent surface and a second roller rotating in the horizontal direction at the top of the bending surface with a groove formed at the center thereof. It is characterized in that the sixth step (S60) for pressing to form a 'ㅗ' shaped bending surface.

In addition, after forming the triple bent surface,

Characterized in that it further comprises a seventh step (S70) for forming at least one rigid auxiliary irregularities on one side or both sides of the triple bent surface.

In addition, it is characterized in that for producing a tri-iron sheet bending product using the manufacturing method.

As described above, the present invention has the effect of sufficiently exposing the strength while applying one thin panel by making the middle or both ends of the iron plate in triple. In addition, by forming irregularities on one side or both sides of the triple iron plate surface, there is an effect of providing an iron plate product with sufficient strength even with one thin iron plate.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In addition, in the following description of the present invention, if it is determined that a detailed description of a related known function or configuration may unnecessarily obscure the subject matter of the present invention, the detailed description thereof will be omitted.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory and are intended to provide further explanation of the invention as claimed.

1 is a configuration of a triple iron plate completed using the present invention.

Figure 2 is an initial iron plate configuration before applying the present invention.

3 is a state diagram bent iron plate around the first bending point using the present invention.

Figure 4 is a state diagram bent iron plate around the second bending point using the present invention.

Figure 5 is a state in which the bent vertically upright using the present invention.

Figure 6 is a state of bending the bent surface at an obtuse angle using the present invention.

Figure 7 is a state of producing a triple iron plate using the present invention.

8 is a state diagram of a triple bending point using the present invention,

The components of the present invention are largely the iron plate 1000, the first roller set 100, the second roller set 200, the third roller set 300, the fourth roller set 400, And a fifth roller set 500 and a sixth roller set 600.

First, the iron plate of the present invention forms two bending points 10 and 20 on a horizontal plane, and forms a bending surface 30 around the two bending points 10 and 20 and then the bending surface 30. Bend at an acute angle, then upright, then bent at an obtuse angle, and then press this to form a triple bent surface. Accordingly, the first horizontal plane 40 formed on the left side and the second horizontal plane 50 formed on the right side by designating two bending points 10 and 20 on one iron plate in the manufacturing process, and It is formed by dividing into the bent surface 30 is formed in the center, and finally the first horizontal surface 40, the second horizontal surface 50 and the bending surface 30 is overlapped in a zigzag to form a triple iron plate.

Of course, the triple iron plate bending point may be formed of one or more.

Referring to the apparatus of the present invention for forming the iron plate in triple as described above in more detail.

The first roller set 100 is installed to bend at an angle with respect to the first bending point 10 of the iron plate, a combination of the first roller 110, the second roller 110a and the third roller set The first roller 110 for the first roller set is configured to rotate in the horizontal direction at the bottom of the iron plate, and the second roller 110a for the first roller set is rotated in the horizontal direction at the top of the iron plate. The third roller 120 for one roller set is arranged on the side of the iron plate and is configured to rotate in an inclined direction.

That is, the iron plate passes through the first roller 110 for the first roller set, the second roller set 110a, and the third roller 120 at an acute angle at an acute angle. Of course, a plurality of sets of rollers may be added in the middle to smoothly bend the iron plate at an acute angle.

The second roller set 200 is disposed at the next end of the first roller set 100 and inclined at a predetermined angle with respect to the second bending point 20 of the iron plate in a state where the first bending point 10 is bent. For bending, the first roller 210, the second roller 220, the third roller 230, and the fourth roller 240 are configured in combination. That is, the first roller 210 and the second roller 220 are arranged up and down on the left side of the first bending point 10 to be rotated in the horizontal direction, and the second bending point 20 Place the steel plate up and down on the right side to rotate in the horizontal direction.

Therefore, the inclined bending surface 30 is newly formed between the first bending point 10 and the second bending point 20. The bending surface 30 is vertically set up, and the triangular iron is bent at an obtuse angle. It is to configure the plate to be made.

The third roller set 300 is disposed at the next end of the second roller set 200, and is formed at right angles between the first bending point 10 and the second bending point 20. The first roller It is the structure which combined the 310, the 2nd roller 320, the 3rd roller 330, and the 4th roller 340. As shown in FIG. That is, the first roller 310 is disposed below the first horizontal plane 40 but disposed to rotate horizontally, and the second roller 320 is disposed above the second horizontal plane 50 but disposed to rotate horizontally. The third roller 330 is disposed on the left side of the bent surface 30 to be rotated in the horizontal direction, and the fourth roller 340 is disposed on the right side of the bent surface 30 to be rotated in the vertical direction. do.

In addition, the third roller 330 rotates at the upper portion of the first horizontal surface 40, and the fourth roller 340 rotates at the lower portion of the second horizontal surface 50.

The fourth roller set 400 is disposed at the next end of the third roller set 300, and is used to compress the first bending point 10 and the second bending point 20 to form a zigzag shape. It is the structure which combined the 1st roller 410, the 2nd roller 420, the 3rd roller 430, and the 4th roller 440. As shown in FIG. That is, the first roller 410 is disposed below the first horizontal plane 40 but disposed to rotate horizontally, and the second roller 420 is disposed above the second horizontal plane 50 but disposed to rotate horizontally. The third roller 430 is disposed on the upper portion of the first horizontal surface 40, and is configured to rotate in a vertical direction. In this case, the third roller 430 is configured to be bent at an acute angle to form the third roller 430. Rotate to bend the bend at an acute angle.

The fourth roller 440 is disposed below the second horizontal surface 50 and rotates in a vertical direction. At this time, the fourth roller 440 is configured to be bent at an acute angle to form the fourth roller 440. The bent surface 30 is bent at an acute angle by the rotation of.

The fifth roller set 500 is disposed at the next end of the fourth roller set 400, and the first bending point 10 and the second bending point 20 are pressed up and down to triple bend surfaces 30. To form a, it consists of a first roller 510 and a second roller 520. That is, the first roller 510 is located below the first horizontal surface 40 and rotates in the horizontal direction. The second roller 520 has the bent surface 30 bent to form the second horizontal surface 50 thereon. In the formed state, the upper portion of the second horizontal surface 50 is compressed while rotating in the horizontal direction.

That is, while the horizontal rotation of the first roller 510 and the second roller 520 is pressed horizontally while pressing the bending surface bent at an obtuse angle is to be compressed between the first horizontal plane 40 and the second horizontal plane (50).

The sixth roller set 600 is disposed at the next end of the fifth roller set 500, and is used to form a curved surface 30 having a 'ㅗ' shape by pressing only three bending surface points up and down. It consists of a first roller 610 and a second roller 620. That is, the first roller 610 is disposed below the first horizontal surface 40 of the iron plate, but rotates in the horizontal direction to support the iron plate, the second roller 620 is a groove 621 is formed inside the bent surface While pressing the point, the second horizontal plane 50 is pressed, and as a result, a bent surface 30 of 'ㅗ' is formed, and the 'B'-shaped point is the first horizontal plane 40 and the bent surface 30 and the second horizontal plane. 50 will be made of a total of three layers of iron plate.

Thereafter, if necessary, irregularities may be formed in the remaining portions of the first horizontal plane 40 and the second horizontal plane 50 where the bent surface 30 exists to further reinforce the strength.

Hereinafter, the iron plate triple bending method of the present invention will be described in order.

First step (S10, step of bending the iron plate inclined)

A first set of rollers comprising a first roller and a second roller (110, 110a) to rotate in the horizontal direction in the upper and lower parts of the iron plate, and a third roller 120 disposed on the side of the iron plate to rotate in an inclined direction ( 100) is bent at an angle with respect to the first bending point 10 of the iron plate.

Second step (S20, forming an inclined iron plate around two bending points)

The first roller 210 disposed vertically on the left side of the first bending point 10 and rotated in the horizontal direction, and the second roller 220 disposed vertically on the right side of the second bending point 20 and rotating in the horizontal direction. Using the second roller set 200 made of a bend inclined at a predetermined angle with respect to the second bending point 20 of the iron plate.

Third step (S30, step of raising the bent surface vertically)

The first roller 310 that rotates in the horizontal direction at the bottom of the first horizontal plane 40, the second roller 320 that rotates in the horizontal direction at the top of the second horizontal plane 50, and the vertical bending surface 30. Using a third roller set 300 consisting of a third roller 330 that rotates in the horizontal direction on the left side of the () and a fourth roller 340 that rotates in the vertical direction on the right side of the vertical bending surface 30 The first bend point 10 and the second bend point 20 are molded at right angles.

Fourth step (S40, step of forming the bent surface in a zigzag shape)

The first roller 410 rotates in the horizontal direction at the lower portion of the first horizontal plane 40, the second roller 420 rotates in the horizontal direction at the top of the second horizontal plane 50, and the first horizontal plane 40. The third roller 430 is rotated in the vertical direction and the body is bent at an acute angle and the fourth roller is bent at the lower portion of the second horizontal surface 50 and is rotated in a vertical direction. The first bending point 10 and the second bending point 20 are pressed to form a zigzag shape by using the fourth roller set 400 formed of 440.

Fifth step (S50, pressing the bending surface to form a triple bending surface)

The first bending point 10 and the second bending point 20 by using the fifth roller set 500 including the first and second rollers 510 and 520 rotating in the horizontal direction above and below the bent surface 30. Is pressed up and down to form a triple bent surface (30).

6th step (S60, pressing the bending surface to produce a triple bending surface in the shape of 'ㅗ')

Using a sixth roller set 600 consisting of a first roller 610 that rotates in the horizontal direction at the bottom of the bent surface, and a second roller 620 that rotates in the horizontal direction at the top of the bent surface with a groove formed at the center thereof. By pressing only the triple bending surface 30 point up and down to form a 'ㅗ' shaped bending surface.

7th step (S70, forming irregularities around the triple bent surface)

After the triple bent surface is formed through the sixth step as described above, at least one rigid auxiliary concavity is formed on one side or both sides of the triple bent surface.

FIG. 9 is a state diagram of a bent product having one triple bent portion and two unevennesses as a first embodiment of the present invention, wherein one triple bent portion is formed on a product to which an iron plate is applied, such as tile beads, and triple bent. It is an embodiment in which two irregularities are formed on both sides of the part.

FIG. 10 is a state diagram of a bent product having one triple bent portion and four unevennesses as a second embodiment of the present invention. The triple bent portion is formed on a product to which an iron plate is applied, such as a roof drip tray, and both sides of the triple bent portion. It is an Example in which four unevenness | corrugation was formed in the.

FIG. 11 is a state diagram of a bent product having two triple bent portions and four irregularities as a third embodiment of the present invention, and four triple bent portions are formed at regular intervals on a product to which an iron plate is applied, such as a dining table for a restaurant. In addition, the embodiment is also formed a plurality of irregularities.

As described above, the triple bent portion may be formed on various iron plate products, and a plurality of irregularities may be formed on the side thereof, thereby providing an iron plate product having much enhanced strength.

The above description is merely illustrative of the technical spirit of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. That is, the embodiments disclosed in the present invention are not intended to limit the technical spirit of the present invention but to describe the scope of the technical spirit of the present invention by these embodiments. Therefore, the protection scope of the present invention should be interpreted by the claims below, and all technical ideas within the equivalent scope will be construed as being included in the scope of the present invention.

1 is a configuration of a triple iron plate completed using the present invention.

Figure 2 is an initial iron plate configuration before applying the present invention.

3 is a state diagram bent iron plate around the first bending point using the present invention.

Figure 4 is a state diagram bent iron plate around the second bending point using the present invention.

Figure 5 is a state in which the bent vertically upright using the present invention.

Figure 6 is a state of bending the bent surface at an obtuse angle using the present invention.

Figure 7 is a state of producing a triple iron plate using the present invention.

Figure 8 is a state of pressing the triple bending point using the present invention.

9 is a state diagram of a bent product having one triple bent portion and two irregularities as a first embodiment of the present invention.

10 is a state diagram of a bent product having one triple bent portion and several irregularities as a second embodiment of the present invention.

11 is a state diagram of a bent product having two triple bent portions and a plurality of irregularities as a third embodiment of the present invention.

Explanation of symbols on the main parts of the drawings

100: 1st roller set

200: second roller set

300: 3rd roller set

400: fourth roller set

500: 5th roller set

600: 6th roller set

1000: iron plate

Claims (4)

First and second rollers 110 and 110a which rotate in a horizontal direction from the upper and lower portions of the iron plate and beveled and inclined at a side of the iron plate to bend at an angle with respect to the first bending point of the iron plate. A first roller set (100) consisting of a third roller (120) rotating in a direction; It is disposed at the next stage of the first roller set, and in order to bend at an angle with respect to the second bending point of the iron plate in a state in which the first bending point is bent, it is disposed vertically to the left of the first bending point to rotate in a horizontal direction A second roller set (200) consisting of first and second rollers (210 and 220) and third and fourth rollers disposed vertically to the right of the second bending point and rotating in a horizontal direction; A first roller 310 disposed in the next stage of the second roller set and rotating in a horizontal direction at a lower portion of the first horizontal plane, for forming at a right angle between the first and second bending points; A second roller 320 rotating in the horizontal direction at the top of the horizontal plane, a third roller 330 rotating in the horizontal direction at the left of the vertical bending surface, and a material rotating in the vertical direction at the right side of the vertical iron plate surface A third roller set 300 formed of four rollers 340; A first roller 410 disposed at a next end of the third roller set and rotating in a horizontal direction at a lower portion of the first horizontal surface to form a zigzag shape by pressing the first bending point and the second bending point; The second roller 420 rotates in the horizontal direction from the upper portion of the second horizontal plane, the third roller 430 located in the upper portion of the first horizontal plane rotated in the vertical direction and bent at an acute angle, and the second horizontal plane A fourth roller set 400 disposed below the fourth roller 440, the fourth roller 440 having a body bent at an acute angle; A first horizontal plane and a second horizontal plane of the bending point and the top and bottom of the bending point are disposed at the next stage of the fourth roller set to form a triple bending surface by pressing the first bending point and the second bending point up and down. A fifth roller set (500) consisting of first and second rollers (510, 520) rotating in a horizontal direction in the first and second rollers; The first horizontal plane and the second horizontal plane and the lower portion of the bent point are arranged at the next end of the fifth roller set to form only the triple bent surface points up and down to form a 'ㅗ' shaped bent surface. And a sixth roller set 600 including a first roller 610 rotating in the horizontal direction in the horizontal direction and a second roller 620 rotating in the horizontal direction at the top of the bent surface and having a groove formed in the center thereof. Triple iron sheet bending device. First bending point of the steel plate using a first roller set consisting of a first roller and a second roller that rotates in the horizontal direction in the upper and lower portions of the iron plate, and a third roller disposed on the side of the iron plate and rotated in an inclined direction A first step S10 of bending at an angle with respect to the first step; Steel plate is made by using a first roller set up and down to the left of the first bending point and rotating in the horizontal direction, and a second roller set including up and down to the right of the second bending point and rotating in the horizontal direction. A second step S20 of bending at an angle with respect to the two bending points; A first roller rotating in the horizontal direction at the bottom of the first horizontal plane, a second roller rotating in the horizontal direction at the top of the second horizontal plane, a third roller rotating in the horizontal direction at the left side of the vertical bending surface, and vertical A third step (S30) of shaping at a right angle between the first bend point and the second bend point by using a third roller set consisting of a fourth roller rotating in a vertical direction on the right side of the iron plate surface; A first roller rotating in the horizontal direction at the bottom of the first horizontal plane, a second roller rotating in the horizontal direction at the top of the second horizontal plane, and rotating in the vertical direction at the top of the first horizontal plane, the body being bent at an acute angle The first bend point and the second bend point are compressed and zigzag by using a fourth roller set consisting of an aftershock third roller and a fourth roller positioned in the lower part of the second horizontal plane and rotating in the vertical direction and the body is bent at an acute angle. A fourth step S40 of shaping into a shape; A fifth step of forming a triple bent surface by pressing the first bent point and the second bent point up and down using a fifth set of rollers consisting of first and second rollers rotating horizontally from the top and bottom of the bent surface (S50). )Wow; Only three bent surface points are moved up and down using a sixth roller set consisting of a first roller rotating in the horizontal direction at the bottom of the bent surface and a second roller rotating in the horizontal direction at the top of the bending surface with a groove formed at the center thereof. Compression is a triple iron plate bending method characterized by consisting of a sixth step (S60) to form a 'ㅗ' shaped bending surface. The method of claim 2, After forming the triple bent surface, And a seventh step (S70) of forming at least one rigid auxiliary concavity and convexity on one side or both sides of the triple bent surface. The tri-iron sheet bending product, characterized in that produced using the manufacturing method of claim 2 or 3.

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