KR20100108973A - Unevenness formed a pipe and the manufacture method - Google Patents

Unevenness formed a pipe and the manufacture method Download PDF

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Publication number
KR20100108973A
KR20100108973A KR1020090027315A KR20090027315A KR20100108973A KR 20100108973 A KR20100108973 A KR 20100108973A KR 1020090027315 A KR1020090027315 A KR 1020090027315A KR 20090027315 A KR20090027315 A KR 20090027315A KR 20100108973 A KR20100108973 A KR 20100108973A
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KR
South Korea
Prior art keywords
pipe
manufacturing
forming machine
uneven
metal sheet
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KR1020090027315A
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Korean (ko)
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이재문
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이재문
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Priority to KR1020090027315A priority Critical patent/KR20100108973A/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D13/00—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form
    • B21D13/04—Corrugating sheet metal, rods or profiles; Bending sheet metal, rods or profiles into wave form by rolling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
    • B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L9/00—Rigid pipes
    • F16L9/02—Rigid pipes of metal
    • F16L9/06—Corrugated pipes

Abstract

PURPOSE: A pipe having uneven portions and a manufacturing method thereof are provided to simply and accurately manufacture a pipe having uneven portions, since the uneven portions are formed in the state of a metal panel. CONSTITUTION: A manufacturing method of a pipe having uneven portions comprises following steps. A forming machine is prepared. The forming machine has a coil holder and an uneven portion forming roller(11). A metal sheet of a coil type is wound around the coil holder of the forming machine. The metal sheet passes through the uneven portion forming roller, so that uneven portions(2) can be formed in the metal sheet at regular intervals. The metal sheet having uneven portions passes though first and second rollers of the forming machine, so that a metal sheet can be formed in the shape of a pipe.

Description

요철부가 형성된 파이프 및 그 제조방법{Unevenness formed a pipe and the manufacture method} Unevenness formed a pipe and the manufacture method

본 발명은 요철부가 형성된 파이프 및 그 제조방법에 관한 것으로서, 더욱 상세하게는 자동차의 부품이나 각종 분야의 산업현장에서 사용하는 파이프를 제조할 때 파이프에 내구성을 높일 수 있도록 요철부를 간편하게 제공할 수 있게 하여 생산성을 향상시켜 줌으로써, 파이프 제조원가를 대폭적으로 절감할 수 있도록 한 것이다.The present invention relates to a pipe having an uneven portion and a method of manufacturing the same, and more particularly, to easily provide the uneven portion to increase durability in the pipe when manufacturing a pipe for use in automobile parts or industrial fields of various fields. In order to improve productivity, pipe manufacturing cost can be greatly reduced.

주지하는 바와 같이 자동차의 부품이나 각종 분야의 산업현장에서 사용하는 파이프들 중에 내구력을 향상시키기 위하여 일정한 간격에 돌조와 요조로 구성되는 요철부가 형성된 파이프를 사용하고 있다.As is well known, among the pipes used in automobile parts or industrial fields of various fields, in order to improve durability, pipes having uneven parts composed of protrusions and recesses at regular intervals are used.

종래 상기와 같은 요철부가 형성된 형태의 파이프는 파이프 포밍기에서 파이프를 제조한 후에 별도의 다이케스팅 공정 또는 인발공정에 의해서 파이프에 요철부를 형성하였다.Conventionally, the pipe having the above-mentioned concave-convex portion is formed in the pipe by a separate die casting process or a drawing process after the pipe is manufactured in a pipe forming machine.

상기와 같이 파이프 포밍기에서 파이프를 제조한 후에 별도의 다이케스팅 공정 또는 인발공정에 의해서 파이프를 생산하게 되면, 그에 따른 설비 비용이 많이 소요됨은 물론이고, 그에 따른 작업공정 추가 인력투입으로 인하여 파이프의 원가가 비싸게 형성되는 관계로 대외 경쟁력이 떨어지고, 파이프 상태에서 후가공으로 요철부를 형성시키면 요철부가 일정하지 않기 때문에 품질도 떨어지는 등 많은 문제점이 있었다.If the pipe is produced by a separate die casting process or a drawing process after the pipe is manufactured in the pipe forming machine as described above, the cost of the facility is increased accordingly, and the cost of the pipe due to the additional manpower input according to the work process. Due to the high cost, the external competitiveness is low, and if the uneven portion is formed by post-processing in a pipe state, there are many problems such as poor quality because the uneven portion is not constant.

본 발명의 목적은 상기에서와 같은 종래 문제점을 적극적으로 해결하기 위해 안출한 것으로서, 본 발명의 요철부가 형성된 파이프 및 그 제조방법은, 파이프의 지름을 전개한 넓이를 가지는 금속판재를 코일형태로 하여 파이프 포밍기에서 파이프를 원통형으로 제조하는 과정에서 요철부를 형성하는 방법을 제공함으로써, 요철부가 형성된 파이프의 제조원가를 대폭적으로 절감할 수 있도록 하며,An object of the present invention is to devise to actively solve the conventional problems as described above, the pipe and the manufacturing method of the uneven portion of the present invention is a metal plate having a width that expands the diameter of the pipe in the form of a coil By providing a method of forming the uneven portion in the process of manufacturing the pipe in a cylindrical shape in the pipe forming machine, it is possible to significantly reduce the manufacturing cost of the pipe formed with the uneven portion,

또한, 간편하고 능률적으로 제조하면서도 요철부가 일정하게 형성된 파이프를 제공하여 파이프에 대한 신뢰를 향상시킬 수 있도록 함으로써, 대외 경쟁력을 높일 수 있도록 하는데 소기의 목적하는 바가 있다.In addition, it is intended to provide a pipe having a constant uneven portion while manufacturing simply and efficiently to improve the trust in the pipe, thereby enhancing the external competitiveness.

상기 목적을 달성하기 위한 본 발명에 의한 요철부가 형성된 파이프 및 그 제조방법은, 일반적으로 사용하는 파이프 포밍기를 사용하되, 파이프를 원통형으로 제조하는 전단계의 지점에 요철부 성형롤러를 회전할 수 있게 설치하고, 상기와 같이 구성된 파이프 포밍기에서 파이프를 제조함에 있어서,Pipe and the manufacturing method of the concave-convex portion formed according to the present invention for achieving the above object, using a pipe forming machine generally used, installed so as to rotate the concave-convex forming roller at the point of the previous step of manufacturing the pipe into a cylindrical shape In manufacturing the pipe in the pipe forming machine configured as described above,

파이프의 지름을 전개한 넓이를 가지는 금속판재를 코일형태로 마련하여 파 이프 포밍기에서 파이프를 원통형으로 제조하는 전단계에서 금속판재를 요철부 성형롤러를 통과시켜 금속판재에 일정한 간격으로 요철부를 형성하고 파이프를 제조하여 대접부분에 용접하는 방법을 제공하여 파이프를 완성토록 하는 것이 본 발명에 특징이다.In the previous step of manufacturing the pipe into a cylindrical shape in a pipe forming machine, a metal plate member having a width that expands the diameter of the pipe is formed. It is a feature of the present invention to provide a method of manufacturing a pipe and welding the welded portion to complete the pipe.

이상과 같은 본 발명에 의한 요철부가 형성된 파이프 및 그 제조방법에 의하면, 파이프의 지름을 전개한 넓이를 가지는 금속판재를 코일형태로 포밍기에 공급하여 파이프를 원통형으로 제조하는 과정에서 요철부를 형성하면서 파이프를 제조할 수 있기 때문에 파이프 제조원가를 대폭적으로 절감할 수 있고, 또 보다 더 간편하고 능률적이면서도 요철부가 일정하게 형성된 파이프를 제조할 수 있는 방법을 제공함으로써, 요철부가 형성된 파이프를 저렴한 제조원가로 대외 경쟁력을 높이고 품질에 대한 신뢰를 제공할 수 있는 등의 효과를 기대할 수 있다.According to the pipe with the concave-convex portion and the manufacturing method according to the present invention as described above, the pipe while forming the concave-convex portion in the process of manufacturing the pipe in a cylindrical shape by supplying a metal sheet having a width that expands the diameter of the pipe to the forming machine in a coil form It is possible to manufacture pipes, which can greatly reduce the cost of manufacturing pipes, and by providing a method for manufacturing pipes with uneven parts, which are simpler and more efficient. It can be expected to increase the effectiveness and provide confidence in quality.

이하, 첨부된 도면과 관련하여 본 발명에 의한 요철부가 형성된 파이프 및 그 제조방법에 관한 실시예를 상세하게 설명하면 다음과 같다. Hereinafter, with reference to the accompanying drawings will be described in detail an embodiment of a pipe and a method of manufacturing the concave-convex portion according to the present invention in detail as follows.

도 1은 본 발명에 의한 요철부가 형성된 파이프 및 그 제조방법을 실현하기 위한 포밍기의 예시도, 도 2는 본 발명에 의한 파이프 포밍기에서 금속판재에 요철부를 형성하는 예시도, 도 3은 본 발명에 의한 요철부가 형성된 파이프 제조방법의 제조공정도, 도 4는 본 발명에 의해 제조된 파이프의 사시도이다.Figure 1 is an illustration of a pipe formed with a concave-convex portion and a manufacturing method for realizing the method according to the present invention, Figure 2 is an illustration of forming an uneven portion in the metal plate in the pipe forming machine according to the present invention, Figure 3 Fig. 4 is a perspective view of a pipe manufactured by the present invention, wherein the pipe manufacturing method is provided with the uneven portion.

먼저, 도 1,2를 통해서 본 발명에 의한 요철부가 형성된 파이프의 제조를 위 한 파이프 포밍기의 구성을 간단하게 살펴본다.First, briefly look at the configuration of the pipe forming machine for the manufacture of the pipe formed with the uneven portion according to the present invention through FIGS.

코일형태로 마련된 금속판재(1)를 거치하기 위한 코일거치대(10)와 1,2차.. 롤러로 파이프를 만드는 전단계에서 금속판재에 요철을 형성시키기 위한 요철부 성형롤러(11)를 설치하여 구성된 것이다.Coil support base 10 for mounting the metal sheet material (1) provided in the form of a coil and the uneven portion forming roller 11 for forming the unevenness in the metal sheet material in the first step of making the pipe with the first and second rollers. It is composed.

상기와 같이 구성된 제조방법은, 일반적으로 사용하는 파이프 포밍기(100)를 사용하되, 파이프를 원통형으로 제조하는 전단계의 지점에 요철부 성형롤러(11)를 회전할 수 있게 설치하고, 상기와 같이 구성된 파이프 포밍기에서 파이프를 제조하는 것으로 공정에 따라서 구체적으로 살펴본다. The manufacturing method configured as described above uses a pipe forming machine 100 which is generally used, and installs the convex-concave forming roller 11 at a point in the previous stage of manufacturing the pipe in a cylindrical shape, as described above. It will be described in detail according to the process to manufacture the pipe in the pipe forming machine configured.

제 1공정(파이프용 금속판재 준비공정)1st process (Pipe metal plate preparation process)

파이프의 요철과 지름을 전개한 넓이를 가지는 금속판재(1)를 코일형태로 마련하여 파이프 포밍기를 구성하는 코일거치대(10)에 거치시킨다.A metal plate 1 having a width in which the unevenness and diameter of the pipe are developed is provided in the form of a coil and mounted on the coil holder 10 constituting the pipe forming machine.

제 2공정(요철부 성형공정)2nd process (Raw forming process)

파이프를 원통형으로 제조하는 전단계에서 금속판재(1)를 요철부 성형롤러(11)를 통과시켜 금속판재(1)에 일정한 간격으로 요철부(2)를 형성한다.In the previous step of manufacturing the pipe in a cylindrical shape, the metal plate 1 is passed through the uneven portion forming roller 11 to form the uneven portions 2 at regular intervals on the metal plate 1.

제 3공정(파이프 3rd process (pipe 포밍Foaming 공정) fair)

포밍기를 구성하는 1,2차롤러..(12,13..)들을 요철부가 형성된 금속판재에 통과시켜 서서히 파이프 형태를 갖추게 한다. The first and second rollers (12, 13 ..) forming the forming machine is passed through the metal plate formed with the uneven portion to gradually form a pipe.

제 4공정(파이프 연결부 용접공정)4th process (pipe welding part welding process)

제 3공정에 의해서 서서히 파이프 형태를 갖춰지게 한 후, 마지막 단계로 서로 닿는 부분을 용접한다.After gradually forming the pipe shape by the third process, the last step is welding the parts touching each other.

제 5공정(파이프 절단공정)5th process (pipe cutting process)

요철부가 형성된 파이프를 제조한 후 소정의 길이로 절단한다.After manufacturing the pipe in which the uneven part was formed, it cuts to predetermined length.

이상과 같은 본 발명에 의한 요철부가 형성된 파이프는 금속판재 상태에서 요철부를 형성하였기 때문에 요철부가 일정하게 형성된 파이프를 제공할 수 있으므로 후가공에 의한 파이프보다는 정밀하고 간단하게 제조할 수 있다.Since the pipe having the uneven portion according to the present invention has the uneven portion formed in the state of the metal plate, it is possible to provide a pipe having a constant uneven portion, so that the pipe can be manufactured more precisely and simply than the pipe by post-processing.

도 1은 본 발명에 의한 요철부가 형성된 파이프 및 그 제조방법을 실현하기 위한 포밍기의 예시도1 is an illustration of a forming machine for realizing a pipe and the manufacturing method of the uneven portion according to the present invention

도 2는 본 발명에 의한 파이프 포밍기에서 금속판재에 요철부를 형성하는 예시도Figure 2 is an exemplary view of forming an uneven portion in the metal plate in the pipe forming machine according to the present invention

도 3은 본 발명에 의한 요철부가 형성된 파이프 제조방법의 제조공정도3 is a manufacturing process diagram of the pipe manufacturing method of the uneven portion formed in accordance with the present invention

도 4는 본 발명에 의해 제조된 파이프의 사시도4 is a perspective view of a pipe made by the present invention;

***도면의 주요부분에 대한 부호의 설명****** Explanation of symbols for main parts of drawing ***

1: 금속판재1: metal plate

2: 요철부2: irregularities

3: 파이프3: pipe

10: 코일거치대10: coil holder

11: 요철부 성형롤러11: uneven part forming roller

Claims (2)

코일형태로 마련된 금속판재(1)를 거치하기 위한 코일거치대(10)와 1,2차롤러..로 파이프를 만드는 전단계에서 금속판재에 요철을 형성시키기 위한 요철부 성형롤러(11)가 구비된 포밍기를 준비하는 단계;The coil support base 10 for mounting the metal plate 1 provided in the coil form and the first and second rollers .. The uneven part forming roller 11 for forming the unevenness in the metal plate in the previous step of making the pipe is provided. Preparing a forming machine; 파이프의 요철과 지름을 전개한 넓이를 가지는 금속판재(1)를 코일형태로 마련하여 상기 포밍기를 구성하는 코일거치대(10)에 거치하는 단계;Providing a metal plate (1) having a width in which unevenness and diameter of a pipe are developed in the form of a coil, and mounting the coil plate on the coil support 10 constituting the forming machine; 금속판재를 요철부 성형롤러(11)를 통과시켜 금속판재(1)에 일정한 간격으로 요철부(2)를 형성하는 단계;Passing the metal sheet material through the uneven portion forming roller 11 to form the uneven portions 2 at regular intervals on the metal sheet material 1; 포밍기를 구성하는 1,2차롤러..들을 요철부가 형성된 금속판재에 통과시켜 서서히 파이프 형태를 갖추게 하고 마지막 단계로 서로 닿는 부분을 용접하고 소정의 길이로 절단하는 단계로 이루어지는 것을 특징으로 하는 요철부가 형성된 파이프 및 그 제조방법.The first and second rollers constituting the forming machine through the metal plate formed with the uneven portion to form a pipe gradually, the last step is the step of welding the parts touching each other and cutting to a predetermined length The formed pipe and its manufacturing method. 제 1항의 방법에 의해서 요철부가 형성된 것을 특징으로 하는 요철부가 형성된 파이프.The uneven part is formed by the method of claim 1, wherein the uneven part formed pipe.
KR1020090027315A 2009-03-31 2009-03-31 Unevenness formed a pipe and the manufacture method KR20100108973A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101353026B1 (en) * 2013-10-16 2014-01-17 이성구 Reduction in stiffness and press mold for keeping a step inside the pipe and method of manufacturing the same
KR101708919B1 (en) * 2016-09-05 2017-03-08 (주) 금동강건 Method for manufacturing guard-rail post, and the guard-rail post manufactured by the method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101353026B1 (en) * 2013-10-16 2014-01-17 이성구 Reduction in stiffness and press mold for keeping a step inside the pipe and method of manufacturing the same
KR101708919B1 (en) * 2016-09-05 2017-03-08 (주) 금동강건 Method for manufacturing guard-rail post, and the guard-rail post manufactured by the method

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