KR100578482B1 - Burr remove apparatus of billet - Google Patents

Burr remove apparatus of billet Download PDF

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Publication number
KR100578482B1
KR100578482B1 KR1020050041132A KR20050041132A KR100578482B1 KR 100578482 B1 KR100578482 B1 KR 100578482B1 KR 1020050041132 A KR1020050041132 A KR 1020050041132A KR 20050041132 A KR20050041132 A KR 20050041132A KR 100578482 B1 KR100578482 B1 KR 100578482B1
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South Korea
Prior art keywords
billet
cutting
collecting pipe
snow
cutting snow
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KR1020050041132A
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Korean (ko)
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이경
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주식회사 포스코
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/126—Accessories for subsequent treating or working cast stock in situ for cutting
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D11/00—Continuous casting of metals, i.e. casting in indefinite lengths
    • B22D11/12—Accessories for subsequent treating or working cast stock in situ
    • B22D11/124—Accessories for subsequent treating or working cast stock in situ for cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D43/00—Mechanical cleaning, e.g. skimming of molten metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K7/00—Cutting, scarfing, or desurfacing by applying flames
    • B23K7/10—Auxiliary devices, e.g. for guiding or supporting the torch

Abstract

본 발명은 제철소의 연주공장에서 제조된 빌렛을 소정의 길이로 절단시 저면에 발생되는 절단설을 냉각시킴과 동시에 간편하게 제거할 수 빌렛의 절단설 제거장치에 관한 것으로서, 그 특징적인 구성은 연주기에서 생산된 빌렛(1)을 소정의 길이로 절달 할 때 상기 빌렛(1)의 저면에 발생되는 절단설을 제거하는 절단설 제거장치에 있어서, 상기 빌렛(1)의 저면에 산소를 분사시키도록 빌렛(1)의 저면 일측에 설치된 산소분사노즐(4)과, 상기 산소분사노즐(4)에서 분사되는 산소에 의해서 분리된 절단설을 수용하도록 빌렛(1)의 저면 타측에 설치된 포집관(5)과, 상기 포집관(5)에 유입된 절단설을 냉각시키도록 포집관(5)의 상면에 설치된 냉각수 분사노즐(6)과, 상기 절단설과 냉각수를 외부로 배출시키도록 포집관(5)의 저면에 설치된 배출관(7)을 포함하여서 된 것이다.The present invention relates to an apparatus for removing cutting tongues of billets which can be easily removed while cooling cut tongues generated on the bottom surface when cutting billets manufactured in a steel mill's performance factory to a predetermined length. In the cutting snow removing device for removing the cutting snow generated on the bottom surface of the billet (1) when delivering the produced billet (1) to a predetermined length, billet to inject oxygen to the bottom of the billet (1) Oxygen spray nozzle (4) provided on one side of the bottom surface of (1) and collecting pipe (5) provided on the other side of the bottom surface of billet (1) to accommodate cutting snow separated by oxygen injected from said oxygen spray nozzle (4) And a cooling water injection nozzle 6 installed on the upper surface of the collecting pipe 5 to cool the cutting snow introduced into the collecting pipe 5, and the collecting pipe 5 to discharge the cutting snow and the cooling water to the outside. Including the discharge pipe (7) installed on the bottom of the Will.

빌렛, 절단설, 포집관, 냉각수, 토치 Billet, cutting snow, collecting pipe, coolant, torch

Description

빌렛의 절단설 제거장치{Burr remove apparatus of billet} Burr remove apparatus of billet}

도1은 일반적인 빌렛 절단장치를 나타낸 개략도.1 is a schematic view showing a general billet cutting device.

도2는 본 발명에 따른 절단설 제거장치를 나타낸 사시도.Figure 2 is a perspective view showing a cutting snow removal apparatus according to the present invention.

도3은 본 발명에 따른 절단설 제거장치가 절단장치에 설치된 상태를 나타낸 정면도.Figure 3 is a front view showing a state in which the cutting snow removing apparatus according to the present invention is installed in the cutting device.

도4는 본 발명에 따른 절단설 제거장치의 작동상태를 나타낸 단면도.Figure 4 is a cross-sectional view showing the operating state of the cutting snow removing apparatus according to the present invention.

※도면의 주요부분에 대한 부호의 설명※※ Explanation of symbols about main part of drawing ※

1 : 빌렛 2 : 테이블1: billet 2: table

3 : 토치 4 : 산소분사노즐3: torch 4: oxygen spray nozzle

5 : 포집관 6 : 냉각수 분사노즐5: collection tube 6: cooling water injection nozzle

7 : 배출관7: discharge pipe

본 발명은 빌렛의 절단설 제거장치에 관한 것으로서, 더욱 상세하게는 제철소의 연주공장에서 제조된 빌렛을 소정의 길이로 절단시 저면에 발생되는 절단설을 냉각시킴과 동시에 간편하게 제거할 수 빌렛의 절단설 제거장치에 관한 것이다.The present invention relates to an apparatus for removing billets of billets, and more particularly, to cut billets made in a steel mill at a predetermined length, while cooling billets created on the bottom surface of a billet, which can be easily removed. It relates to a snow removal device.

일반적으로 제철소 연주공장에서 제조(주조)되는 빌렛은 절단장치를 이용하여 수요가의 요구에 따라 소정의 길이가 유지되도록 절단하고 있다.In general, a billet manufactured (cast) in a steel mill's performance factory is cut using a cutting device to maintain a predetermined length in accordance with the demand of the demand.

상기 절단장치는 도1에 나타낸 바와 같이 절단장치를 이용하고 있다.The cutting device uses a cutting device as shown in FIG.

이러한 절단장치는 빌렛(1)이 이동하는 테이블(2)의 상측에 토치(3)가 이동 가능하게 설치되어 있고, 상기 빌렛(1)의 저면 일측에는 토치(3)로 빌렛(1)을 절단시 저면에 발생되는 절단설을 제거하기 위한 산소분사노즐(4)이 설치되어 있다.In this cutting device, the torch 3 is movable on the upper side of the table 2 on which the billet 1 moves, and the billet 1 is cut by the torch 3 on one side of the bottom surface of the billet 1. An oxygen spray nozzle 4 is installed to remove the cutting snow generated at the bottom of the tank.

따라서, 연주기에서 생산된 빌렛(1)이 테이블(2)의 상측으로 공급되어 절단위치가 토치(3)의 하부에 위치되면, 상기 토치(3)의 선단부에 불꽃이 발생되도록 점화시킨 후 상기 토치(3)를 빌렛(1)의 상부에서 폭방향으로 이동시키면 토치(3)에서 발생되는 불꽃에 의해서 빌렛(1)이 절단되게 된다.Therefore, when the billet 1 produced by the player is supplied to the upper side of the table 2 and the cutting position is located below the torch 3, the torch 3 is ignited to generate a spark at the tip of the torch 3, and then the torch When (3) is moved in the width direction from the upper part of the billet (1), the billet (1) is cut by the spark generated from the torch (3).

이와 같이 절단될 때 빌렛(1)의 저면에는 절단설이 발생하게 되고, 그 절단설은 빌렛(1)의 저면 일측에 설치된 산소분사노즐(4)에서 분사되는 산소에 의해서 빌렛(1)에서 분리된 후 측면으로 이동되는 것이다.When cut in this way, the cutting tongue is generated on the bottom of the billet (1), the cutting tongue is separated from the billet (1) by the oxygen injected from the oxygen injection nozzle (4) installed on one side of the bottom of the billet (1) Will then be moved to the side.

그러나 이러한 종래의 절단설 제거장치는 빌렛(1)의 저면에 발생되는 절단설을 신속하게 분리할 수 는 있지만, 그 분리된 후 측면으로 이동되는 절단설을 수용할 수 있는 어떠한 수단도 강구되지 않았으므로, 상기 절단설이 인접한 설비와 충돌되어 설비를 파손시키는 문제점이 있었다.However, the conventional cutting snow removing device can quickly separate the cutting snow generated at the bottom of the billet 1, but no means for accommodating the cutting snow moved to the side after the separation has been devised. Therefore, there is a problem in that the cutting snow collides with an adjacent facility and damages the facility.

또한, 상기 절단설은 고온으로서, 절단설에 의해서 작업자가 상해를 입게되는 등의 문제점이 있었다.In addition, the cutting snow is a high temperature, there is a problem that the operator is injured by the cutting snow.

본 발명은 상기한 문제점을 해결하기 위하여 발명한 것으로서, 그 목적은 빌렛을 절단시 발생된 후 그 빌렛의 하부 일측면으로 이동하는 절단설을 모으고 냉각시킨 후 배출시킬 수 있는 빌렛의 절단설 제거장치를 제공함에 있다.The present invention has been invented to solve the above problems, the object is to remove the cutting tongue of the billet which can be discharged after collecting and cooling the cutting snow which is generated when cutting the billet and then moved to the lower one side of the billet In providing.

상기 목적을 달성하기 위한 본 발명의 특징적인 구성을 설명하면 다음과 같다.Referring to the characteristic configuration of the present invention for achieving the above object is as follows.

본 발명의 빌렛의 절단설 제거장치는 연주기에서 생산된 빌렛을 소정의 길이로 절달 할 때 상기 빌렛의 저면에 발생되는 절단설을 제거하는 절단설 제거장치에 있어서, 상기 빌렛의 저면에 산소를 분사시키도록 빌렛의 저면 일측에 설치된 산소분사노즐과, 상기 산소분사노즐에서 분사되는 산소에 의해서 분리된 절단설을 수용하도록 빌렛의 저면 타측에 설치된 포집관과, 상기 포집관에 유입된 절단설을 냉각시키도록 포집관의 상면에 설치된 냉각수 분사노즐과, 상기 절단설과 냉각수를 외부로 배출시키도록 포집관의 저면에 설치된 배출관을 포함하여서 된 것이다.The cutting snow removing device of the billet of the present invention is a cutting snow removing device for removing the cutting snow generated on the bottom surface of the billet when the billet produced by the machine to a predetermined length, spraying oxygen to the bottom of the billet Cool the oxygen injection nozzle installed on one side of the bottom of the billet, the collecting pipe installed on the other side of the bottom of the billet so as to accommodate the cutting snow separated by the oxygen injected from the oxygen injection nozzle, and the cutting snow introduced into the collection pipe. It includes a cooling water injection nozzle installed on the upper surface of the collecting pipe and the discharge pipe provided on the bottom of the collecting pipe to discharge the cutting tongue and the cooling water to the outside.

이와 같은 특징을 갖는 본 발명을 상세하게 설명하면 다음과 같다.Referring to the present invention having such characteristics in detail as follows.

도2는 본 발명에 따른 절단설 제거장치를 나타낸 사시도이고, 도3은 본 발명에 따른 절단설 제거장치가 절단장치에 설치된 상태를 나타낸 정면도이며, 도4는 본 발명에 따른 절단설 제거장치의 작동상태를 나타낸 단면도이다.Figure 2 is a perspective view showing a cutting snow removing device according to the present invention, Figure 3 is a front view showing a cutting snow removing device according to the present invention installed in the cutting device, Figure 4 is a cut snow removing device according to the present invention A cross-sectional view showing the operating state.

여기에서 참조되는 바와 같이 본 발명은 빌렛(1)이 이동하는 테이블(2)의 상측에 토치(3)가 이동 가능하게 설치되어 있고, 상기 빌렛(1)의 저면 일측에는 토치(3)로 빌렛(1)을 절단시 저면에 발생되는 절단설을 제거하기 위한 산소분사노즐(4) 이 설치되어 있다.As referred to herein, the torch 3 is movable on the upper side of the table 2 to which the billet 1 moves, and the torch 3 is billeted on one side of the bottom surface of the billet 1. An oxygen spray nozzle 4 is provided for removing the cutting snow generated at the bottom when cutting (1).

한편, 상기 빌렛(1)의 저면 타측에는 상기 산소분사노즐(4)에서 분사되는 산소에 의해서 분리된 절단설을 수용하도록 포집관(5)이 설치되어 있되, 그 포집관(5)의 측면은 절단설이 유입되는 방향은 넓고 반대방향은 점점 좁아지도록 형성되어 있고, 포집관(5)의 저면은 절단설이 유입되는 방향은 높고 반대방향은 점점 낮아지도록 형성되어 있다.On the other hand, the other side of the bottom of the billet (1) is provided with a collecting pipe (5) so as to accommodate the cutting snow separated by the oxygen injected from the oxygen injection nozzle (4), the side of the collecting pipe (5) The direction in which the cutting snow is introduced is wide and the opposite direction is formed to become narrower, and the bottom surface of the collecting pipe 5 is formed so that the direction in which the cutting snow is introduced is higher and the opposite direction is gradually lowered.

그리고, 상기 포집관(5)의 상면에는 그 포집관(5)에 유입된 절단설을 냉각시키는 냉각수가 분사되도록 냉각수 분사노즐(6)이 설치되어 있고, 상기 포집관(5)의 저면에는 절단설과 냉각수를 외부로 배출시키기 위한 배출관(7)이 설치되어 있다.In addition, a cooling water injection nozzle 6 is installed on an upper surface of the collecting pipe 5 so that cooling water for cooling the cutting snow introduced into the collecting pipe 5 is injected, and a lower surface of the collecting pipe 5 is cut. A discharge pipe 7 for discharging snow and cooling water to the outside is provided.

이와 같이 구성된 본 발명을 상세히 설명하면 다음과 같다.Referring to the present invention configured as described in detail as follows.

연주기에서 생산된 빌렛(1)이 테이블(2)의 상측으로 공급되어 절단위치가 토치(3)의 하부에 위치되면, 상기 토치(3)의 선단부에 불꽃이 발생되도록 점화시킨 후 상기 토치(3)를 빌렛(1)의 상부에서 폭방향으로 이동시키면 토치(3)에서 발생되는 불꽃에 의해서 빌렛(1)이 절단되게 된다.When the billet 1 produced by the machine is supplied to the upper side of the table 2 and the cutting position is located below the torch 3, the torch 3 is ignited to generate a spark at the tip of the torch 3, and then the torch 3 ) Is moved in the width direction from the top of the billet (1) is cut billet (1) by the flame generated from the torch (3).

이와 같이 절단될 때 빌렛(1)의 저면에는 절단설이 발생하게 되고, 그 절단설은 빌렛(1)의 저면 일측에 설치된 산소분사노즐(4)에서 분사되는 산소에 의해서 빌렛(1)에서 분리된 후 측면으로 이동된다.When cut in this way, the cutting tongue is generated on the bottom of the billet (1), the cutting tongue is separated from the billet (1) by the oxygen injected from the oxygen injection nozzle (4) installed on one side of the bottom of the billet (1) Then it is moved to the side.

이와 같이 이동되는 절단설은 빌렛(1)의 저면 타측에 설치된 포집관(5)의 내부로 유입되는 것이며, 이때 상기 포집관(5)의 입구는 넓고 높으며 입구의 반대측은 좁고 낮으므로 절단설이 외부로 비산되거나 하부로 추락하지 않게되는 것이다.The cutting snow moved in this way is introduced into the inside of the collecting pipe 5 installed on the other side of the bottom of the billet 1, and the cutting snow is wide because the inlet of the collecting pipe 5 is wide and high and the opposite side of the inlet is narrow and low. It will not scatter or fall down.

상기 포집관(5)에 유입된 절단설은 그 포집관(5)의 상부에 설치된 냉각수 분사노즐(6)에서 분사되는 냉각수에 의해서 냉각된 후 냉각수와 함께 배출관(7)을 통하여 배출되게 된다.The cutting snow introduced into the collecting pipe 5 is cooled by the cooling water injected from the cooling water injection nozzle 6 installed at the upper portion of the collecting pipe 5 and then discharged through the discharge pipe 7 together with the cooling water.

즉, 빌렛(1)을 절단할 때 발생되는 절단설을 빌렛(1)의 저면에서 분리시킨 후 빌렛(1)에 근접되게 설치된 포집관(5)의 내부에서 냉각시키고 포집관(5)에 설치된 배출관(7)을 통하여 배출시키게 되므로 주변설비를 보호 할 수 있게 되는 것이다.That is, the cutting tongue generated when cutting the billet 1 is separated from the bottom of the billet 1 and then cooled in the collecting pipe 5 installed close to the billet 1 and installed in the collecting pipe 5. It is to be discharged through the discharge pipe (7) will be able to protect the peripheral equipment.

이와 같이 본 발명은 빌렛을 절단할 때 그 빌렛의 저면에 발생되는 절단설의 제거는 비산되는 것을 방지하게 되므로 절단설로 인한 설비의 파손 방지는 물론 작업자를 안전사고로부터 보호 할 수 있게되는 특유의 효과가 있다.As described above, the present invention prevents scattering of cutting snow generated at the bottom of the billet when cutting the billet, thus preventing scattering of the equipment due to the cutting snow and protecting the worker from safety accidents. There is.

Claims (2)

연주기에서 생산된 빌렛(1)을 소정의 길이로 절달 할 때 상기 빌렛(1)의 저면에 발생되는 절단설을 제거하는 절단설 제거장치에 있어서,In the cutting snow removing apparatus for removing the cutting snow generated on the bottom surface of the billet (1) when the billet (1) produced in the machine to deliver a predetermined length, 상기 빌렛(1)의 저면에 산소를 분사시키도록 빌렛(1)의 저면 일측에 설치된 산소분사노즐(4)과, 상기 산소분사노즐(4)에서 분사되는 산소에 의해서 분리된 절단설을 수용하도록 빌렛(1)의 저면 타측에 설치된 포집관(5)과, 상기 포집관(5)에 유입된 절단설을 냉각시키도록 포집관(5)의 상면에 설치된 냉각수 분사노즐(6)과, 상기 절단설과 냉각수를 외부로 배출시키도록 포집관(5)의 저면에 설치된 배출관(7)을 포함함을 특징으로 하는 빌렛의 절단설 제거장치. In order to accommodate the oxygen jet nozzle (4) installed on one side of the bottom surface of the billet (1) to inject oxygen to the bottom of the billet (1), and the cutting snow separated by the oxygen injected from the oxygen jet nozzle (4) The collecting pipe 5 provided on the other side of the bottom of the billet 1, the cooling water injection nozzle 6 provided on the upper surface of the collecting pipe 5 so as to cool the cutting snow flowing into the collecting pipe 5, and the cutting The billet snow removing device, characterized in that it comprises a discharge pipe (7) installed on the bottom of the collecting pipe (5) to discharge the tongue and cooling water to the outside. 제1항에 있어서, 상기 포집관(5)의 측면은 절단설이 유입되는 방향은 넓고 반대방향은 점점 좁아지도록 형성되고, 포집관(5)의 저면은 절단설이 유입되는 방향은 높고 반대방향은 점점 낮아지도록 형성됨을 특징으로 하는 빌렛의 절단설 제거장치. The side surface of the collecting pipe (5) is formed in such a way that the cutting tongue flows in a wide direction and the opposite direction is gradually narrowed, and the bottom of the collecting pipe (5) has a high direction in which the cutting snow flows in and the opposite direction is gradually increasing. The cutting snow removing device of the billet, characterized in that formed to be lowered.
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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101615896B1 (en) 2015-02-27 2016-04-27 신일인텍 주식회사 Deburrer for billet
KR20180039426A (en) * 2016-10-10 2018-04-18 주식회사 포스코 An apparatus of by-product

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03281046A (en) * 1990-03-29 1991-12-11 Nisshin Steel Co Ltd Method for removing burr at the time of cutting slab
JPH10193098A (en) * 1997-01-08 1998-07-28 Nkk Corp Method and device for gas cutting metallic material
KR20050015297A (en) * 2003-08-05 2005-02-21 주식회사 포스코 apparatus for removing of slab burr

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03281046A (en) * 1990-03-29 1991-12-11 Nisshin Steel Co Ltd Method for removing burr at the time of cutting slab
JPH10193098A (en) * 1997-01-08 1998-07-28 Nkk Corp Method and device for gas cutting metallic material
KR20050015297A (en) * 2003-08-05 2005-02-21 주식회사 포스코 apparatus for removing of slab burr

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101615896B1 (en) 2015-02-27 2016-04-27 신일인텍 주식회사 Deburrer for billet
KR20180039426A (en) * 2016-10-10 2018-04-18 주식회사 포스코 An apparatus of by-product
KR101919358B1 (en) * 2016-10-10 2018-11-16 주식회사 포스코 An apparatus of by-product

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