KR100782390B1 - A projection drain pipe and its making equipment - Google Patents

A projection drain pipe and its making equipment Download PDF

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Publication number
KR100782390B1
KR100782390B1 KR1020060095997A KR20060095997A KR100782390B1 KR 100782390 B1 KR100782390 B1 KR 100782390B1 KR 1020060095997 A KR1020060095997 A KR 1020060095997A KR 20060095997 A KR20060095997 A KR 20060095997A KR 100782390 B1 KR100782390 B1 KR 100782390B1
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South Korea
Prior art keywords
profile
winding
sewage pipe
forming
molten resin
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KR1020060095997A
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Korean (ko)
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KR20060108599A (en
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김영일
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동우플라스틱 주식회사
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Priority to KR1020060095997A priority Critical patent/KR100782390B1/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/56—Winding and joining, e.g. winding spirally
    • B29C53/58—Winding and joining, e.g. winding spirally helically
    • B29C53/78—Winding and joining, e.g. winding spirally helically using profiled sheets or strips
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0021—Combinations of extrusion moulding with other shaping operations combined with joining, lining or laminating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/8008—Component parts, details or accessories; Auxiliary operations specially adapted for winding and joining
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
    • B29C53/80—Component parts, details or accessories; Auxiliary operations
    • B29C53/82—Cores or mandrels
    • B29C53/821—Mandrels especially adapted for winding and joining
    • B29C53/825—Mandrels especially adapted for winding and joining for continuous winding
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D23/00—Producing tubular articles
    • B29D23/001—Pipes; Pipe joints
    • 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
    • F16L9/12—Rigid pipes of plastics with or without reinforcement
    • F16L9/127—Rigid pipes of plastics with or without reinforcement the walls consisting of a single layer
    • F16L9/128—Reinforced pipes

Abstract

본 발명은 배수관로의 용도로 사용되어지는 하수관에 관한 것이다,The present invention relates to a sewage pipe that is used for the use of the drain pipe,

본 발명은 권회성형기(40)의 드럼휠(41)에서 프로파일(80)이 나선형으로 권회되어 프로파일과 프로파일 사이로 용융수지를 충전시켜서 제조하는 하수관(200)의 융착부(210)에 보강돌부(211)를 성형기(100)의 성형롤러(110)에 형성된 보강돌부성형홈(111)을 이용하여 형성시킴으로써, 차량, 흙, 돌 등에 의해 발생하는 좌굴응력에 의해 융착부(210)가 쉽게 파손되는 것을 방지 할수 있는 하수관 및 그 제조장치에 의해 달성된다. The present invention is a reinforcement protrusion 211 in the fusion portion 210 of the sewage pipe 200 is produced by filling the molten resin between the profile and the profile 80 is wound spirally in the drum wheel 41 of the winding molding machine 40 ) By using the reinforcement protrusion forming groove 111 formed in the forming roller 110 of the molding machine 100, the fusion portion 210 is easily damaged by the buckling stress generated by the vehicle, soil, stone, etc. It is achieved by a sewer pipe which can be prevented and its manufacturing apparatus.

하수관제조장치, 권회성형장치, 성형기, 성형롤러, 보강돌부성형홈, 프로파일, 하수관, 보강돌부, 융착부, Sewage pipe manufacturing device, winding forming device, molding machine, forming roller, reinforcement protrusion forming groove, profile, sewer pipe, reinforcement protrusion, welding part,

Description

돌출하수관 및 그 제조장치{A projection drain pipe and its making equipment}  A projection drain pipe and its making equipment

도 1은 돌출하수관 제조장치를 나타낸 개략도.Figure 1 is a schematic view showing a protrusion sewage pipe manufacturing apparatus.

도2는 종래 기술에 의해 제조된 하수관의 단면 예시도,2 is an exemplary cross-sectional view of a sewage pipe manufactured by the prior art;

도3은 본 발명에 의한 돌출하수관 제조장치의 요부인 권회성형장치를 발췌한 일측면도.Figure 3 is a side view taken from the winding molding apparatus that is the main part of the apparatus for producing a projecting sewage pipe according to the present invention.

도4는 본 발명의 요부인 보강돌부를 성형하는 성형기를 발췌한 예시도.Figure 4 is an exemplary view extracting a molding machine for forming a reinforcement protrusion which is the main part of the present invention.

도5는은 본 발명에 의한 돌출하수관의 프로파일을 발췌한 예시도.Figure 5 is an exemplary view extracting the profile of the protruding sewer pipe according to the present invention.

도6은 본 발명에 의한 돌출하수관을 부분 단면한 사시 구성도.Figure 6 is a perspective configuration of a partial cross-section of the projecting sewage pipe according to the present invention.

도7은 본 발명에 의한 돌출하수관의 종단면도. Figure 7 is a longitudinal sectional view of the projecting sewage pipe according to the present invention.

<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>

10 : 주압출기 40 : 권회성형장치10: main extruder 40: winding molding machine

41 : 드럼휠 42 : 보조압출기41: drum wheel 42: sub-extruder

43 : 수지충전노즐 100 : 성형기43: resin filling nozzle 100: molding machine

110 : 성형롤러 111 : 보강돌부성형홈110: forming roller 111: reinforcement protrusion forming groove

200 : 하수관 210 : 융착부200: sewer pipe 210: fusion unit

211 : 보강돌부211: reinforcement protrusion

본 발명은 배수관로의 용도로 사용되어지는 하수관에 관한 것으로, 보다 상세하게는 권회성형기의 드럼휠에서 프로파일이 나선형으로 권회되어 프로파일과 프 로파일 사이로 용융수지를 충전시켜서 제조되는 하수관의 융착부위의 내구성을 향상시켜 차량, 흙, 돌 등에 의해 발생하는 좌굴응력에 의해 융착부가 쉽게 파손되는 것을 방지할 수 있는 돌출하수관 및 그 제조장치에 관한 것이다.The present invention relates to a sewage pipe that is used for the use of a drainage pipe, and more particularly, in the drum wheel of a winding molding machine, a profile is spirally wound to fill a molten resin between a profile and a profile, The present invention relates to a projecting sewage pipe and an apparatus for manufacturing the same, which can prevent the fusion portion from being easily damaged by buckling stress generated by a vehicle, soil, stone, or the like, by improving durability.

일반적으로 합성수지관은 땅속에 매설하여 배수관로의 용도로 사용되어지게 된다. Generally, synthetic resin pipes are buried in the ground and used for drainage pipes.

상기 배수관로로 사용되어지는 배수관은 주로 제조원가가 저렴하고 무게가 가벼워 운반 취급이 용이한 합성수지재 하수관을 관로를 주로 사용하게 된다.The drainage pipe used as the drainage pipe mainly uses a synthetic resin sewage pipe that is easy to carry and handle due to low manufacturing cost and light weight.

그 중에서는 원료의 가격이 저렴한 폴리에틸렌(PE)을 이용한 하수관이 대중화되어 있다.Among them, sewage pipes made of polyethylene (PE), which is inexpensive of raw materials, have become popular.

상기의 하수관은 도1에 도시한 하수관 제조장치에 의해 제조되어진다.Said sewage pipe is manufactured by the sewage pipe manufacturing apparatus shown in FIG.

상기 제조장치에 의해 제조되는 하수관은 제조장치의 주압출기(10)의 압출스크루실린더(12)에서 용융되어진 합성수지(PE또는 PP))가 베이스다이(14)의 끝부에 설치된 포로파일성형툴(13)을 거치면서 소정의 형태를 갖고 성형되어지게 되고, 성형되어진 프로파일은 슬리브사이징(sleevesizing)(21)을 포함하는 냉각장치(20)를 통과하면서 고화(固化)된 상태로 권회성형장치(40)로 이송되어 냉각수가 공급되는 드럼휠(41)에 나선형을 이루며 권회되어지게 되고, 권회성형장치(40)의 드럼휠(41)에 프로파일이 권회되어질 때 권회되는 프로파일이 융착되어질 수 있도록 보조압출기(42)로부터 용융수지가 수지충전노즐(43)을 통해 충진되어져 하나의 하수관으로 성형되어지게 된다.The sewage pipe manufactured by the manufacturing apparatus is a profile forming tool 13 in which a synthetic resin (PE or PP) melted in the extrusion screw cylinder 12 of the main extruder 10 of the manufacturing apparatus is installed at the end of the base die 14. The rolled forming device 40 is formed while being solidified while passing through the cooling device 20 including the sleevesizing 21 and having a predetermined shape. It is wound in a spiral spiral to the drum wheel 41 is supplied to the cooling water is supplied to the sub-extruder so that the wound profile is fused when the profile is wound on the drum wheel 41 of the winding molding apparatus 40 ( From 42) the molten resin is filled through the resin filling nozzle 43 is formed into a sewage pipe.

상기와 같이 권회성형장치(40)의 드럼휠(41)에 프로파일이 권회되어질 때 프 로파일의 사이로 충전되는 용융수지는 성형기(100)의 성형롤러(110)에 밀착되어지게 된다.As described above, when the profile is wound on the drum wheel 41 of the winding forming apparatus 40, the molten resin filled between the profiles is brought into close contact with the forming roller 110 of the molding machine 100.

상기와 같이 프로파일의 권회로 이루어진 배수관은 커팅기(50)를 지나면서 필요로 하는 길이로 절단되어 하나의 하수관으로 성형되어지게 된다.As described above, the drain pipe formed of the winding of the profile is cut into the required length while passing through the cutting machine 50 and is molded into one sewage pipe.

상기와 같은 공정을 통해 사출 성형되는 종래의 하수관은 상기 하수을 형성하는 프로파일이 2중구조이어서 차량, 흙, 돌 등에 의해 발생하는 좌굴응력에 대한 내구성이 확보된 반면, 용융수지에 의해 연결되는 융착부가 쉽게 파손되는 결점을 지내고 있다.In the conventional sewage pipe injection-molded through the above process, the profile forming the sewage has a double structure, so that durability against buckling stress caused by a vehicle, soil, and stone is ensured, while a fusion portion connected by molten resin is secured. The defect is easily broken.

본 발명은 상기한 문제점을 해결하기 위하여 개발한 것으로, 그 목적제조장치의 주압출기에 의해 성형된 프로파일이 권회성형장치의 드럼휠에 나선형으로 권회되어 보조 압출기의 수지충전노즐을 통해 충진되는 용융수지가 성형기의 성형롤러에 의해 밀착되어 형성되는 융착부의 구조를 개선하여 융착부가 차량, 흙, 돌 등으로부터 발생하는 좌굴응력에 대해 견디는 힘을 향상시키므로써, 융착부 파손으로 인해 발생하는 하수관의 신뢰성이 떨어지는 것을 해소함과 더불어 고품질의 하수관 제공으로 시장경쟁력을 확보할 수 있는 돌출하수관 및 그 제조장치를 제공함에 있다.The present invention was developed in order to solve the above problems, the molten resin of the profile formed by the main extruder of the object manufacturing apparatus is spirally wound on the drum wheel of the winding molding machine is filled through the resin filling nozzle of the auxiliary extruder By improving the structure of the welded portion formed in close contact with the forming roller of the molding machine and improving the strength of the welded portion against the buckling stress generated from the vehicle, the soil, the stone, etc., the reliability of the sewage pipe caused by the breakage of the welded portion is improved. The present invention provides a projecting sewage pipe and its manufacturing apparatus which can secure market competitiveness by providing a high quality sewage pipe as well as eliminating falling.

상기한 목적을 달성하기 위한 본 발명은, 프로파일을 나선형으로 권회시켜 권회되는 프로파일의 사이에 충전되는 용융수지에 의해 융착되어 형성되는 하수관 에 있어서,In the present invention for achieving the above object, in the sewage pipe is formed by fusion by the molten resin filled between the profile wound by spirally winding the profile,

상기 하수관(200)은 권회성형장치(40)의 드럼휠(41)에 나선형으로 권회되는 프로파일(80)의 사이로 충전되는 용융수지가 밀착되어서 된 융착부(210)에 권회성형장치(40)를 구성하는 성형기(100) 성형롤러(110)에 의해 보강돌부(211)가 더 형성됨을 특징으로 하는 하수관에 의하여 달성될 수 있는 것이다.The sewage pipe (200) is wound around the fusion unit (210) in which a molten resin filled between the profiles (80) spirally wound on the drum wheel (41) of the winding molding apparatus (40). It can be achieved by a sewer pipe characterized in that the reinforcement protrusion 211 is further formed by the forming roller 100 forming roller 110 to configure.

본 발명의 하수관 제조장치는, 용융된 수지가 소정의 형태를 갖는 프로파일로 성형되어지도록 하는 프로파일성형툴(13)을 포함하는 주압출기(10)와, 상기 주압출기(10)의 프로파일성형툴(13)에 의해 성형된 프로파일을 냉각시켜 가성형하는 냉각기(20)와, 냉각된 프로파일을 나선형으로 권회시킴과 동시에 용융된 수지를 수지충전노즐을 통해 프로파일 사이로 충전시켜 하나의 하수관 형태를 이루도록 하는 권회성형장치(40)와, 성형된 하수관을 일정길이를 절단하는 커팅기(50) 및 스테이커(60)로 이루어진 제조장치에 있어서,The sewage pipe manufacturing apparatus of the present invention includes a main extrusion machine (10) including a profile molding tool (13) for molding the molten resin into a profile having a predetermined shape, and a profile molding tool of the main extrusion machine (10). The cooler 20 which cools the profile formed by 13) and temporarily molds it, and wound the cooled profile spirally, and at the same time, the molten resin is filled between the profiles through the resin filling nozzle to form a sewer pipe. In the manufacturing apparatus consisting of a molding apparatus 40, a cutting machine 50 and a stacker 60 for cutting a predetermined length of the molded sewage pipe,

상기 권회성형장치(40)는, 냉각기(20)에 의해 냉각되어 나선형으로 권회되는 프로파일을 고화(固化)시킬 수 있도록 냉각수에 의해 냉각되는 드럼휠(41)과, 상기 드럼휠(41)에 나선형으로 권회되는 프로파일(80)의 사이에 보조압출기(42)로부터 공급되는 용융수지를 충전시키는 수지충전노즐(43)과, 상기 수지충전노즐(43)에 의해 충전된 용융수지를 밀착시키는 성형롤러(110)를 포함하는 성형기(100)로 이루어지되, 상기 성형롤러(110)에는 밀착되어 형성되는 융착부(210)에 보강돌부(211)가 형성되어 질 수 있도록 하는 보강돌부성형홈(111)이 원주면을 따라 등간격을 이루며 형성됨을 특징으로 하는 하수관 제조장치에 의하여 달성될 수 있는 것이다. The winding molding apparatus 40 is a drum wheel 41 that is cooled by a coolant so as to solidify a profile that is cooled by the cooler 20 and spirally wound, and spirally wound on the drum wheel 41. The resin filling nozzle 43 for filling the molten resin supplied from the sub-extruder 42 between the profile 80 to be wound with a molding roller, and a molding roller for closely contacting the molten resin filled by the resin filling nozzle 43 ( Consists of a molding machine 100 including a 110, the reinforcement protrusion forming groove 111 is formed so that the reinforcement protrusion 211 is formed in the fusion unit 210 is formed in close contact with the forming roller (110). It can be achieved by the sewage pipe manufacturing apparatus characterized in that formed at equal intervals along the circumferential surface.

이하, 상기한 목적을 달성하기 위한 바람직한 실시예를 첨부된 도면에 의하여 상세하게 설명하면 다음과 같다.Hereinafter, described in detail by the accompanying drawings a preferred embodiment for achieving the above object is as follows.

도3 내지 도7에서 도시한 바와 같이 본 발명에 의한 하수관 및 제조장치는, 주압출기(10)의 수지호퍼(11)에 투입된 수지가 압출스크루실린더(12)로 공급되어 용융되어진 후, 용융된 수지가 상기 압출스크루실린더(12)에 연장 설치된 프로파일성형툴(13)에 의해 소정의 형태를 이루는 프로파일(80)이 형성되어지게 된다.As shown in Figures 3 to 7 in the sewage pipe and the manufacturing apparatus according to the present invention, the resin injected into the resin hopper 11 of the main extruder 10 is supplied to the extrusion screw cylinder 12 and melted, A profile 80 having a predetermined shape is formed by the profile forming tool 13 in which resin is extended to the extrusion screw cylinder 12.

상기와 같이 프로파일성형툴(13)에 의해 성형되어진 프로파일(80)은 냉각기(20)에 설치되어진 슬리브사이징(sleeve sizing)(21)을 거쳐 냉각기(20)로 이송하여 냉각되어 진다.The profile 80 formed by the profile forming tool 13 as described above is transferred to the cooler 20 through a sleeve sizing 21 installed in the cooler 20 to be cooled.

상기 냉각기(20)에 의해 냉각되어지는 프로파일(80)은 냉각기(20)를 지나면서 고화(固化)가 진행되어 꾸덕꾸덕해진 상태로 가성형되어 진다.The profile 80 cooled by the cooler 20 is temporarily molded while being solidified while passing through the cooler 20.

상기 냉각기(20)를 거친 프로파일(80)은 권회형성장치(40)의 드럼휠(41)로 이송되어 나선형을 이루며 권회되어지게 되고, 나선형을 이루며 순차적으로 권회되는 프로파일(80)의 사이에는 보조압출기(42)의 용융수지가 수지충전노즐(43)을 통해 충진되어 프로파일(80)이 서로 융착되어 하수관(200)을 형성하게 되는 것이다.The profile 80 which has passed through the cooler 20 is transferred to the drum wheel 41 of the winding forming apparatus 40 to be spirally wound, and is supported between the spirally and sequentially wound profiles 80. The molten resin of the extruder 42 is filled through the resin filling nozzle 43 so that the profiles 80 are fused to each other to form the sewer pipe 200.

상기와 같이 프로파일(80)의 사이로 충전되는 용융수지는 성형기(100)의 성형롤러(110)에 의해 밀착되어 융착부(210)를 형성하게 되는데, 상기 융착부(210)에는 성형기(100)의 성형롤러(110)에 의해 밀착 형성되어질 때 상기 성형롤러(110)의 원주면에 따라 등간격을 이루며 형성되어 있는 보강돌부성형홈(111)에 의해 보강돌부(211)가 형성되어지게 된다.As described above, the molten resin filled between the profiles 80 is brought into close contact with the molding roller 110 of the molding machine 100 to form a fusion portion 210. The fusion portion 210 of the molding machine 100 Reinforcement protrusions 211 are formed by the reinforcement protrusion forming grooves 111 formed at equal intervals along the circumferential surface of the forming roller 110 when they are formed in close contact with the forming roller 110.

상기 프로파일(80)을 권회되는 권회성형장치(40)의 드럼휠(41)은 냉각수에 의해 냉각되어져 나선형을 이루며 권회되어지는 프로파일(80)이 완전하게 고화(固化) 되어지게 된다.The drum wheel 41 of the winding forming apparatus 40 wound around the profile 80 is cooled by a coolant to form a spiral and the profile 80 to be wound is completely solidified.

이상에서와 같이 권회성형장치(40)에 의해 성형되어진 하수관(200)은 커팅기(50)를 지나는 과정에서 필요로 하는 길이로 커팅되어 스테이커(staker)(60)에 의해 이송되어진다.As described above, the sewage pipe 200 formed by the winding molding apparatus 40 is cut to a length required in the process of passing through the cutting machine 50, and is transported by a staker 60.

상기와 같이 하수관 제조장치에 의해 제조된 하수관(200)은 도6내지 도7와 같은 구조를 이루게 되는 것이다.The sewage pipe 200 manufactured by the sewage pipe manufacturing apparatus as described above is to form a structure as shown in FIG.

도6내지 도7에 도시된 바와 같이 하수관(200)은 권회성형장치(40)의 드럼휠(41)에 나선형태로 권회되어 프로파일(80) 사이로 충전된 용융수지에 의해 서로 융착되어 융착부(210)를 이루게 됨을 알 수 있다.6 to 7, the sewage pipe 200 is helically wound on the drum wheel 41 of the winding forming apparatus 40 and fused to each other by a melted resin filled between the profiles 80. It can be seen that the 210).

상기 융착부(210)에는 권회성형장치(40)의 성형기(100)를 구성하는 성형롤러(110)에 의해 보강돌부(211)가 형성되어 진다.The fusion portion 210 is formed with a reinforcement protrusion 211 by the forming roller 110 constituting the molding machine 100 of the wound molding apparatus (40).

상기 보강돌부(211)는 둥근형태 일수도 있고, 길이가 긴 슬롯형일 수도 있다.The reinforcement protrusion 211 may be round or may be a long slot.

상기와 같이 융착부(210)에 보강돌부(211)가 형성되어 짐에 따라, 차량, 흙, 돌로부터 가해지는 좌굴응력에 대한 내구성이 향상되어 하수관(200)의 파손으로 발생하는 하수관의 신뢰성 저하를 방지할 수가 있다. As the reinforcement protrusion 211 is formed in the fusion portion 210 as described above, the durability of the buckling stress applied from the vehicle, the soil, and the stone is improved, thereby reducing the reliability of the sewage pipe caused by the breakage of the sewer pipe 200. Can be prevented.

이상에서 설명한 바와 같이 본 발명의 하수관 및 그 제조장치는, 제조장치의 주압출기(10)에 의해 성형된 프로파일(80)이 권회성형장치(40)의 드럼휠(41)에 나선형으로 권회되어 보조압출기(42)의 수지충전노즐(43)을 통해 충진되는 용융수지가 성형기(100)의 성형롤러(110)에 의해 밀착되어 형성되는 융착부(210)에 보강돌부성형홈(111)의해서 보강돌부(211)가 더 형성되어질 수 있도록 구조를 개선함에 따라 융착부(210)가 차량, 흙, 돌 등으로부터 발생하는 좌굴응력에 대해 견디는 힘을 향상시켰을 뿐만 아니라, 융착부 파손으로 인해 발생하는 하수관의 신뢰성이 떨어지는 것을 해소함과 더불어 고품질의 하수관 제공으로 시장경쟁력을 확보할 수 있는 이점을 가지고 있다.As described above, in the sewage pipe of the present invention and its manufacturing apparatus, the profile 80 formed by the main extruder 10 of the manufacturing apparatus is spirally wound on the drum wheel 41 of the winding molding apparatus 40 to be assisted. The reinforcement protrusion part of the reinforcement protrusion molding groove 111 is formed in the fusion part 210 formed by closely contacting the melted resin filled through the resin filling nozzle 43 of the extruder 42 by the forming roller 110 of the molding machine 100. By improving the structure so that the 211 can be further formed, the fusion unit 210 not only improves the resistance to the buckling stress generated from the vehicle, the soil, the stone, etc. It has the advantage of securing market competitiveness by eliminating the lack of reliability and providing high quality sewage pipes.

Claims (2)

프로파일을 나선형으로 권회시켜 권회되는 프로파일의 사이에 충전되는 용융수지에 의해 융착되어 형성되는 하수관에 있어서,In the sewer pipe formed by fusion of the melted resin filled between the profile wound by spiral winding the profile, 상기 하수관(200)은 권회성형장치(40)의 드럼휠(41)에 나선형으로 권회되는 프로파일(80)의 사이로 충전되는 용융수지가 밀착되어서 된 융착부(210)에 권회성형장치(40)를 구성하는 성형기(100) 성형롤러(110)에 의해 보강돌부(211)가 더 형성됨을 특징으로 하는 하수관.The sewage pipe (200) is wound around the fusion unit (210) in which a molten resin filled between the profiles (80) spirally wound on the drum wheel (41) of the winding molding apparatus (40). Sewage pipe, characterized in that the reinforcement protrusion 211 is further formed by the forming machine 100 forming roller 110 to configure. 용융된 수지가 소정의 형태를 갖는 프로파일로 성형되어지도록 하는 프로파일성형툴(13)을 포함하는 주압출기(10)와, 상기 주압출기(10)의 프로파일성형툴(13)에 의해 성형된 프로파일을 냉각시켜 가성형하는 냉각기(20)와, 냉각된 포로파일을 나선형으로 권회시킴과 동시에 용융된 수지를 수지충전노즐을 통해 프로파일 사이로 충전시켜 하나의 하수관 형태를 이루도록 하는 권회성형장치(40)와, 성형된 하수관을 일정길이를 절단하는 커팅기(50) 및 스테이커(60)로 이루어진 제조장치에 있어서,The main extruder 10 including the profile molding tool 13 for causing the molten resin to be molded into a profile having a predetermined shape, and the profile formed by the profile molding tool 13 of the main extruder 10. A winding forming apparatus 40 for winding and cooling the splicer and a spirally wound cooled profile, and filling molten resin between profiles through a resin filling nozzle to form a sewer pipe; In the manufacturing apparatus consisting of a cutting machine 50 and a stacker 60 for cutting a predetermined length of the molded sewage pipe, 상기 권회성형장치(40)는, 냉각기(20)에 의해 냉각되어 나선형으로 권회되는 프로파일을 고화(固化)시킬 수 있도록 냉각수에 의해 냉각되는 드럼휠(41)과, 상기 드럼휠(41)에 나선형으로 권회되는 프로파일(80)의 사이에 보조압출기(42)로부터 공급되는 용융수지를 충전시키는 수지충전노즐(43)과, 상기 수지충전노즐(43)에 의 해 충전된 용융수지를 밀착시키는 성형롤러(110)를 포함하는 성형기(100)로 이루어지되, 상기 성형롤러(110)에는 밀착되어 형성되는 융착부(210)에 보강돌부(211)가 The winding molding apparatus 40 is a drum wheel 41 that is cooled by a coolant so as to solidify a profile that is cooled by the cooler 20 and spirally wound, and spirally wound on the drum wheel 41. The resin filling nozzle 43 for filling the molten resin supplied from the sub-extruder 42 between the profile 80 wound by the roller and the forming roller for bringing the molten resin filled by the resin filling nozzle 43 into close contact. Consists of a molding machine 100 including a 110, the reinforcement protrusion 211 is formed in the welding portion 210 is formed in close contact with the forming roller 110 형성되어 질 수 있도록 하는 보강돌부성형홈(111)이 원주면을 따라 등간격을 이루며 형성됨을 특징으로 하는 하수관 제조장치.Reinforcement protrusion forming groove 111 to be formed is a sewer pipe manufacturing apparatus characterized in that formed at equal intervals along the circumferential surface.
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