WO2004016372A1 - ピンチロールの潤滑ミストスプレー装置 - Google Patents
ピンチロールの潤滑ミストスプレー装置 Download PDFInfo
- Publication number
- WO2004016372A1 WO2004016372A1 PCT/JP2003/009383 JP0309383W WO2004016372A1 WO 2004016372 A1 WO2004016372 A1 WO 2004016372A1 JP 0309383 W JP0309383 W JP 0309383W WO 2004016372 A1 WO2004016372 A1 WO 2004016372A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- supply pipe
- mist
- gas
- lubricating
- pinch
- Prior art date
Links
Classifications
-
- 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
- B22D11/128—Accessories for subsequent treating or working cast stock in situ for removing
- B22D11/1287—Rolls; Lubricating, cooling or heating rolls while in use
Definitions
- the present invention relates to a pinch roll lubricating mist spray device provided in a continuous metal strip manufacturing device. More specifically, the present invention relates to a pinch roll lubricating mist spraying device provided in a twin-roll type continuous forming machine, but is not limited thereto. Background art
- FIG. 1 shows a strip caster (twin-roll type continuous machine) disclosed in JP-A-63-26240 and JP-A-63-30158.
- la and 1b are a pair of internally cooled structural rolls, and the structural rolls la and lb are arranged horizontally and parallel to each other with a roll gap.
- a tundish 3 and a side weir 3a for forming a molten metal pool 2 are provided between the rolls la and 1b.
- the ⁇ roll 1a located on the left side in Fig. 1 is turned clockwise, and the ⁇ ⁇ ⁇ roll 1b located on the right side in Fig.
- the metal solidified between the production rolls 1 a and 1 b is formed into a high-temperature strip 4 having a thickness corresponding to the roll gap of the production rolls la and 1 b, and the production rolls la and lb down It is being sent out continuously.
- 5a and 5b are a pair of pinch ports for guiding a pair of high-temperature strips, and the pinch port groups 5a and 5b plate the high-temperature strips 4 sent downward from the manufacturing rolls la and lb. It is arranged directly below the forming rolls 1a and 1b so that it can be clamped in the thickness direction.
- Reference numeral 6 denotes a strip guide member formed in a curved plate shape when viewed from the side, and the strip guide member 6 moves the strip 4 sent downward from the pinch roll groups 5a and 5b along the curved surface. It is arranged below the pinch rolls 5a and 5b so as to guide it horizontally.
- Reference numeral 7 denotes a pinch opening device provided with pinch rolls 7a and 7b.
- the pinch rolls 7a and 7b hold the strip 4 guided horizontally by the strip guide member 6 in the thickness direction.
- the strip guide member 6 is disposed downstream of the strip guide member 6 in the strip moving direction so as to be transported.
- Reference numeral 8 denotes a winding machine.
- the winding machine 8 is disposed downstream of the pinch roll device 7 so that the strip 4 fed horizontally from the pinch rolls 7a and 7b can be wound.
- the moving path of the strip 4 including the lower halves of the above described forming rolls la and lb, the pinch rolls 5a and 5b, the strip guide member 6, the pinch roll device 7, and the winding machine 8 is a large gas chamber.
- Nozzles 10a and 10b are installed inside the gas chamber 9 between the strip guide member 6 and the pinch roll device 7 so as to face the lower surface and the upper surface of the strip 4. Is provided.
- a gas supply source 12 is connected to the nozzles 10a, 10b via supply pipes 11a, 11b, and a supply pipe 13a, 13b is connected to the gas chamber 9.
- a gas supply source 14 is connected via the gas supply source. That is, in the twin-roll continuous machine shown in FIG.
- the temperature of the strip 4 is about 140 ° C. at the time of being sent out from the production rolls la and 1b, but is lowered to about 100 ° C. in the vicinity of the pinch roll device 7. .
- the entire movement path of the strip 4 must be large.
- the moving path of the strip 4 is divided into front and rear at the pinch opening 7a and 7b positions, and the strip 4 is divided into a front gas chamber and a gas chamber to be measured and a roll chamber covering the pinch rolls 7a and 7b.
- a rolling mill is installed downstream (downstream) of the pinch opening device 7 in the continuous metal strip forming apparatus.
- a gas chamber surrounding the rolling mill immediately before the rolling mill is provided, or There is a method of providing a rolling mill and gas chambers before and after it.
- the gas chamber has a small capacity and a small size.
- the upstream position including the pinch rolls 7a and 7b of the continuous metal strip forming apparatus is covered with the gas chamber 9, and for this reason, about 100 ° C. Convey strip 4
- the vicinity of the pinch rolls 7a and 7b has a very high temperature atmosphere.
- the gas chamber is filled with steam, and the steam reaches the position of the production rolls 1a and 1b and adversely affects the high-temperature strip.
- the pinch rolls 7a and 7b are generally cooled by an internal cooling method having a flow path through which cooling water passes inside the rolls.
- the pinch openings 7a and 7b used in the twin-roll type continuous forming machine are used for conveying high-temperature strips around 100 ° C, and the pinch rolls 7a and 7b are used for the roll surface temperature. And the roll surface is roughened in a short time, and furthermore, there is a problem that the pinch rolls 7a and 7b and the strip 4 are seized. Therefore, when pinching is performed by the pinch rolls 7a and 7b, a roll mark is generated on the strip 4 and the surface quality of the strip 4 is significantly reduced, or a target product cannot be substantially obtained. There is.
- An object of the present invention is to provide a pinch roll lubricating mist sprayer which can be disposed in a gas chamber with a simple and compact structure, is easy to maintain, and can be sprayed with a lubricating mist uniformly to lubricate the pinch roll. Dress To provide a location. Disclosure of the invention
- the present invention relates to a pinch roll lubricating mist spray device for transporting a strip covered with a gas chamber of a continuous metal strip manufacturing device, wherein a lubricating oil supply pipe and a gas supply pipe are integrally fixed by a fixing member, A spray head disposed in parallel with the surface of the sprayer at a required interval, and a pinch opening communicating with the lubricating oil supply pipe and the gas supply pipe at every required longitudinal direction interval of the spray header. And a mist nozzle for injecting a lubricating mist onto the surface of the pinch roll.
- the mist nozzle is air-tightly connected to an oil opening formed in a lubricating oil supply pipe and a gas opening formed in a gas supply pipe with a connection pin fitted with an O-ring, In addition, it includes being fixed to the fixing member by a fixing port.
- a filter is provided in the lubricating oil supply pipe and the gas supply pipe.
- the lubricating oil supply pipe of the spray head is connected to a lubricating oil introduction pipe via a connecting device penetratingly arranged in the gas chamber, and the gas supply pipe is introduced through a coupling device penetratingly arranged in the gas chamber. Connected to a tube-including disconnecting one connection of the connection device so that the spray head can be withdrawn to the other side.
- FIG. 1 is an overall schematic side view showing an example of a conventional strip caster.
- FIG. 1 is an overall schematic side view showing an example of a conventional strip caster.
- FIG. 3 is a view taken in the direction of III-III in FIG.
- FIG. 4 is an enlarged sectional view of an IV section in FIG.
- FIG. 5 is an enlarged sectional view of a portion V in FIG.
- FIG. 6 is an enlarged view in the direction of arrows VI-VI of FIG.
- FIG. 7 is a sectional view showing details of the spray header and the mist nozzle of FIG.
- FIG. 8 is a view as seen in the direction of VIII-VIII in FIG.
- FIG. 9 is a view taken in the direction of arrows IX—IX in FIG. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 2 is an overall front view showing an embodiment of a pinch roll lubricating mist spraying device of the present invention
- FIG. 3 is a view taken in the direction of arrows III--III in FIG. 2
- FIG. 4 is a part IV in
- FIG. 5 is an enlarged sectional view of a portion V in FIG. 2
- FIG. 6 is an enlarged view in the direction of arrows VI—VI in FIG.
- the pinch roll device 7 for transporting the strip 4 in preparation for the continuous metal strip forming device, upper and lower pinch rolls 7a and 7b are not shown with respect to the housing 51.
- the roll 4 is rotatably supported by a roll chick, and the upper pinch roll 7 b moves up and down to pinch the strip 4.
- the pinch opening device 7 is provided with a roll chamber 52 which covers the outside of the pinch rolls 7a and 7b to constitute a part of the gas chamber. 5 2 enables the movement path of the strip 4 to be maintained in the non-oxidizing gas atmosphere.
- the roll chamber 52 has water inside its thickness. Is introduced and cooled.
- a lubricating mist spray device for lubricating the pinch ports 7a and 7b is provided inside the roll chamber 52.
- lubricating mist sprayers are arranged corresponding to the pinch rolls 7a and 7b, respectively.
- the above lubricating mist spray device includes spray headers 53a, 53b arranged in parallel with the surfaces of the pinch rolls 7a, 7b at a required interval, and respective spray headers 53a, 53b. And mist nozzles 54 arranged at required intervals in the longitudinal direction.
- the spray header 53a is disposed diagonally below the lower pinch roll 7a
- the spray header 53b is disposed diagonally above the upper pinch roll 7b.
- the spray headers 53 a and 53 b are arranged in a state where the peripheral surfaces of the gas supply pipe 55 and the lubricating oil supply pipe 56 are in contact with each other,
- the fixing members 65, 66 are fixed by welding from both sides sandwiching the contact portion, and a plurality of the fixing members 65, 66 are arranged at required intervals in the longitudinal direction, so that the gas supply pipe 55 is connected to the gas supply pipe 55. It has a configuration in which the lubricating oil supply pipe 56 is integrally assembled.
- the outer surfaces of the fixing members 65 are formed by cutting out the outer surfaces of the gas supply pipe 55 and the lubricating oil supply pipe 56.
- the mist nozzle 54 is fixed on each of the mounting surfaces 67.
- a vertical oil opening 69 communicating with the inside of the lubricating oil supply pipe 56 is formed at 67.
- the mist nozzle 54 has a gas communication hole 70 and an oil communication hole 71 formed at the same interval as the interval between the gas opening 68 and the oil opening 69.
- the communication hole 70 and the oil communication hole 71 communicate with the mixing passage 72 a provided in the main body of the mist nozzle 54, and the mixing passage 72 a communicates with the nozzle port 72. .
- connection pin 74 fitted to the gas opening 68 and the gas communication hole 70 via the O-ring 73, and an o-ring 75 connected to the oil opening 69 and the oil communication hole 71.
- a connecting pin 76 to be fitted. Then, the connection pin 74 is fitted into the gas opening 68 and the gas communication hole 70, and the connection pin 76 is inserted into the oil opening 69 and the oil.
- the mist nozzle 54 is installed on the mounting surface 67 by fitting it into the communication hole 71, and the fixing port 7 8 is used with the inverted U-shaped fixture 77 that fits outside the mist nozzle 54. By fixing to the mounting surface 67, the mist nozzle 54 is fixed to the spray headers 53a, 53b.
- N is connected to the connecting device 57 by the gas introduction pipe 58. 2 and other gases, thereby supplying gas to the gas supply pipe 55, while introducing lubricating oil into the coupling device 59 through the lubricating oil introducing pipe 60, thereby lubricating the lubricating oil supply pipe 56. Supply oil.
- filters 62 and 64 are installed in the gas chamber 61 of the connecting device 57 and the lubricating oil chamber 63 of the connecting device 59, so that the gas supplied to the gas supply pipe 55 is The lubricating oil guided to the lubricating oil supply pipe 56 is supplied in a clean state in which foreign matter is not mixed, so that the mist nozzle 54 can be prevented from being clogged.
- the mist nozzles 54 arranged at predetermined intervals with respect to the spray headers 53 a and 53 b have a gas opening 68 formed in a gas supply pipe 55 and a gas communication hole 70 connected to a connecting pin 74. Because the oil opening 69 of the lubricating oil supply pipe 56 and the oil communication hole ⁇ 1 are airtightly connected by the connecting pin 76.
- the gas in the gas supply pipe 55 And the oil in the lubricating oil supply pipe 56 are inside the mist nozzle 54 JP2003 / 009383
- the lubricating mist m sprayed from each mist nozzle 54 is injected into the nozzle port 72 as shown in Fig. 2 at this time, with respect to the longitudinal direction of the pinch nozzles 7a and 7b. Start to wrap each other.
- the lubricating mist spray device described above comprises spray headers 53a, 53b by integrally assembling the gas supply pipe 55 and the lubricating oil supply pipe 56, and comprises the spray headers 53a, 53b. Since the mist nozzles 54 are arranged at required intervals, the lubricating mist spray device has a small and simple structure, and can be easily installed in a narrow space in the roll chamber 52. .
- mist nozzle 54 is provided with connecting pins 7 4, 7 6 having O-rings 7 3, 7 5 at the gas opening 68 of the gas supply pipe 55 and the oil opening 69 of the lubricating oil supply pipe 56. , And is fixed to the fixing member 65 by the fixing port 78, so that the work for attaching the mist nozzle 54 to the spray headers 53a, 53b becomes easy. .
- the spray headers 53a and 53b have a linear shape
- the gas supply pipe 55 is connected to the gas introduction pipe 58 by a connecting device 57
- the lubricating oil supply pipe 5 6 is connected to the lubricating oil introduction pipe 60 by a connecting device 59, and by disconnecting one of the connecting device 57 or the connecting device 59, the spray headers 53a, 53
- the spray headers 53a and 53b can be easily maintained by pulling out to the side opposite to the side from which b has been cut off.
- the mist nozzles 54 installed at required intervals to the spray headers 53a and 53b uniformly spray the lubricating mist m to the pinch rolls 7a and 7b, and the pinch rolls 7a and 7b is lubricated to prevent pinch rolls 7a and 7b from seizing and prevent roll marks from being generated during pinching. 09383 ⁇
- the gas supply pipe and the lubricating oil supply pipe are integrally fixed to form a spray header, and the mist nozzles are arranged at required intervals of the spray header.
- the lubricating mist spray device can be easily installed in a narrow space in the roll chamber because of a simple configuration.
- the mist nozzle has a configuration in which the gas opening of the gas supply pipe and the oil opening of the lubricating oil supply pipe are air-tightly connected by a connecting pin provided with an o-ring and fixed to a fixing member by a fixing port. The work for attaching the mist nozzle to the spray header can be facilitated.
- the gas supply pipe and the lubricating oil supply pipe are provided with a filter, it is possible to prevent a problem that the mist nozzle is clogged.
- the seizure of the pinch roll can be prevented and the roll mark during pinching can be prevented, so the line is stopped. And the productivity can be improved.
- a lubrication mist spraying apparatus can be miniaturized, installation in a narrow space in a roll chamber surrounding a pinch roll of a metal strip continuous manufacturing apparatus is facilitated, and maintenance is further facilitated.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Advancing Webs (AREA)
- Rolls And Other Rotary Bodies (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10392171T DE10392171B4 (de) | 2002-08-12 | 2003-07-24 | Schmiermittelnebelsprüher für eine Abziehwalze |
US10/490,740 US7172141B2 (en) | 2002-08-12 | 2003-07-24 | Lubricant mist sprayer for pinch roll |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2002234997A JP4123865B2 (ja) | 2002-08-12 | 2002-08-12 | ピンチロールの潤滑ミストスプレー装置 |
JP2002-234997 | 2002-08-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004016372A1 true WO2004016372A1 (ja) | 2004-02-26 |
Family
ID=31884368
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2003/009383 WO2004016372A1 (ja) | 2002-08-12 | 2003-07-24 | ピンチロールの潤滑ミストスプレー装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7172141B2 (ja) |
JP (1) | JP4123865B2 (ja) |
CN (1) | CN1298460C (ja) |
DE (1) | DE10392171B4 (ja) |
WO (1) | WO2004016372A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070210182A1 (en) * | 2005-04-26 | 2007-09-13 | Spraying Systems Co. | System and Method for Monitoring Performance of a Spraying Device |
US20060237556A1 (en) * | 2005-04-26 | 2006-10-26 | Spraying Systems Co. | System and method for monitoring performance of a spraying device |
CN100372632C (zh) * | 2006-05-19 | 2008-03-05 | 苏州有色金属加工研究院 | 铝及铝合金半连续铸造的连续润滑系统 |
DE102008050392A1 (de) * | 2008-06-18 | 2009-12-24 | Sms Siemag Aktiengesellschaft | Verfahren und Vorrichtung zum Schmieren von Walzen und eines Walzbandes eines Walzgerüsts |
JP4980504B2 (ja) * | 2010-04-07 | 2012-07-18 | 新日本製鐵株式会社 | 潤滑油供給設備および潤滑油供給方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01139959U (ja) * | 1988-03-17 | 1989-09-25 | ||
JPH04279260A (ja) * | 1991-03-06 | 1992-10-05 | Sumitomo Metal Ind Ltd | 連続鋳造におけるロール冷却ノズル |
EP0726112A1 (en) * | 1995-02-10 | 1996-08-14 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Casting steel strip |
EP0780177A2 (en) * | 1995-12-22 | 1997-06-25 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Twin roll continuous caster |
WO2002011924A1 (en) * | 2000-08-08 | 2002-02-14 | Ishikawajima-Harima Heavy Industries Company Limited | Continuous strip casting device and method of use thereof |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2053947C3 (de) * | 1970-11-03 | 1975-01-16 | Demag Ag, 4100 Duisburg | Verfahren und Vorrichtung zur Erzeugung von Kühlmittelstrahlen für die Abkühlung von Metallgießsträngen |
US4132096A (en) * | 1976-10-07 | 1979-01-02 | United States Steel Corporation | Graphite lubricant application apparatus and method |
JPS5719144A (en) * | 1980-07-10 | 1982-02-01 | Nippon Steel Corp | Conveying method for high-temperature ingot |
GB2156255A (en) * | 1984-03-23 | 1985-10-09 | Davy Mckee | Rolling mill |
JPS6326240A (ja) | 1986-07-16 | 1988-02-03 | Nippon Kokan Kk <Nkk> | ストリツプキヤスタ |
JPS6330158A (ja) | 1986-07-23 | 1988-02-08 | Nippon Kokan Kk <Nkk> | ストリツプキヤスタ |
FR2621839B1 (fr) * | 1987-10-14 | 1992-02-21 | Cegedur | Procede de controle et de reglage de la lubrification de la face de travail des cylindres rotatifs d'une machine de coulee continue de bandes |
US5638893A (en) * | 1993-10-07 | 1997-06-17 | Fata Hunter, Inc. | Parting agent spray system |
-
2002
- 2002-08-12 JP JP2002234997A patent/JP4123865B2/ja not_active Expired - Fee Related
-
2003
- 2003-07-24 CN CNB038016699A patent/CN1298460C/zh not_active Expired - Lifetime
- 2003-07-24 US US10/490,740 patent/US7172141B2/en not_active Expired - Fee Related
- 2003-07-24 WO PCT/JP2003/009383 patent/WO2004016372A1/ja active Application Filing
- 2003-07-24 DE DE10392171T patent/DE10392171B4/de not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01139959U (ja) * | 1988-03-17 | 1989-09-25 | ||
JPH04279260A (ja) * | 1991-03-06 | 1992-10-05 | Sumitomo Metal Ind Ltd | 連続鋳造におけるロール冷却ノズル |
EP0726112A1 (en) * | 1995-02-10 | 1996-08-14 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Casting steel strip |
EP0780177A2 (en) * | 1995-12-22 | 1997-06-25 | Ishikawajima-Harima Heavy Industries Co., Ltd. | Twin roll continuous caster |
WO2002011924A1 (en) * | 2000-08-08 | 2002-02-14 | Ishikawajima-Harima Heavy Industries Company Limited | Continuous strip casting device and method of use thereof |
Also Published As
Publication number | Publication date |
---|---|
CN1298460C (zh) | 2007-02-07 |
DE10392171B4 (de) | 2008-03-13 |
JP2004074186A (ja) | 2004-03-11 |
US20050001073A1 (en) | 2005-01-06 |
CN1596167A (zh) | 2005-03-16 |
US7172141B2 (en) | 2007-02-06 |
DE10392171T5 (de) | 2004-12-23 |
JP4123865B2 (ja) | 2008-07-23 |
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