CN113020274A - Internal cooling system capable of uniformly reducing temperature of roller - Google Patents
Internal cooling system capable of uniformly reducing temperature of roller Download PDFInfo
- Publication number
- CN113020274A CN113020274A CN202110198374.9A CN202110198374A CN113020274A CN 113020274 A CN113020274 A CN 113020274A CN 202110198374 A CN202110198374 A CN 202110198374A CN 113020274 A CN113020274 A CN 113020274A
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- CN
- China
- Prior art keywords
- cooling water
- temperature
- roll
- water inlet
- roller
- Prior art date
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- Pending
Links
- 238000001816 cooling Methods 0.000 title claims abstract description 27
- 239000000498 cooling water Substances 0.000 claims abstract description 65
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 45
- 238000005096 rolling process Methods 0.000 claims abstract description 19
- 238000003825 pressing Methods 0.000 description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000013021 overheating Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/08—Lubricating, cooling or heating rolls internally
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B38/00—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product
- B21B38/006—Methods or devices for measuring, detecting or monitoring specially adapted for metal-rolling mills, e.g. position detection, inspection of the product for measuring temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B2003/001—Aluminium or its alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B3/00—Rolling materials of special alloys so far as the composition of the alloy requires or permits special rolling methods or sequences ; Rolling of aluminium, copper, zinc or other non-ferrous metals
- B21B2003/005—Copper or its alloys
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B27/00—Rolls, roll alloys or roll fabrication; Lubricating, cooling or heating rolls while in use
- B21B27/06—Lubricating, cooling or heating rolls
- B21B27/08—Lubricating, cooling or heating rolls internally
- B21B2027/083—Lubricating, cooling or heating rolls internally cooling internally
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Radiation Pyrometers (AREA)
Abstract
An internal cooling system capable of uniformly reducing the temperature of a roller aims at rapidly reducing the temperature of a roller body of the roller and prolonging the service life of a working roller; cooling water channels are arranged in the two working rolls which are opposite up and down on the rolling mill and are close to the outer side of the roll body along the axial direction; the shaft shoulders at the left end and the right end of the working roll are provided with cooling water ports connected with a cooling water channel inside the roll, the end parts of the shaft shoulders and the cooling water ports are arranged in a water inlet tank, and the water inlet tank is externally connected with a water inlet pipe.
Description
Technical Field
The invention relates to the field of rolling mills, in particular to an internal cooling system capable of uniformly reducing the temperature of a roller.
Background
The cooling of the roll of the rolling mill is an important link in the roll process, the roll needs to be cooled after or during use, and the cooling of the roll usually causes local overheating due to insufficient cooling, excessive cooling or local uneven cooling. In the prior art, the cooling of the rolling mill roller generally adopts spray cooling water or a cooling roller is added for cooling, but the use effect is poor, and the spray cooling water cooling can influence the thermal convexity and the rolling plate shape of the roller, so that the roller cannot be cooled in all directions. Particularly, in aluminum rolling mills and copper plate rolling mills, because the rolling temperature range of a plate is narrow, the outer surface of a working roll of the rolling mill is directly cooled by water spray, the cooling speed of the working roll can be increased, the surface temperature of the working roll cannot be controlled, and when the temperature of the working roll is lower than the lowest rolling temperature value of the plate, the rolled plate becomes a waste product. Therefore, it is important to design a device for cooling the roller more precisely.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a cooling device in a roller, which can quickly and uniformly reduce the temperature of the roller body of the roller and prolong the service life of a working roller.
The invention comprises an internal cooling system, wherein a cooling water channel is arranged in two working rolls which are opposite up and down on a rolling mill and close to the outer side of a roll body along the axis direction; the shaft shoulders at the left end and the right end of the working roll are provided with cooling water ports connected with a cooling water channel inside the roll, the end parts of the shaft shoulders and the cooling water ports are arranged in a water inlet tank, and the water inlet tank is externally connected with a water inlet pipe.
Four cooling water channels are uniformly distributed in the working roll along the circumferential direction and are divided into two groups; two oppositely arranged cooling water channels form a group; the shaft shoulder corresponding to each group of cooling water channels is also provided with an upper cooling water port and a lower cooling water port; and a water discharge channel is arranged in the axis direction on the boss at the center of the end part of the shaft shoulder, the water discharge channel at the left end of the boss is connected with the cooling water channel connected with the water inlet of the right shaft shoulder of the working roll in a T shape, and the water discharge channel at the right end of the boss is connected with the cooling water channel connected with the water inlet of the left shaft shoulder of the working roll in a T shape.
The invention also comprises an infrared detector for detecting the temperature of the working rolls, wherein the infrared detector is arranged on the frame between the two working rolls and is connected with an opening controller on a valve arranged on an external water inlet pipe through a lead.
At least two cooling water channels are uniformly distributed in the working roll along the circumferential direction; the shaft shoulders at the two ends are respectively provided with an upper cooling water port and a lower cooling water port at the positions corresponding to the cooling water channels.
The invention also comprises an infrared detector for detecting the temperature of the working rolls, wherein the infrared detector is arranged on the frame between the two working rolls and is connected with the opening controllers on the two valves arranged on the two ends of the external water inlet pipe through leads; the two valves are alternately used as water inlet valves.
The rolling mill generally comprises a frame, a supporting device, a lower supporting roller, an upper supporting roller, a pressing mechanism, a working roller, a cooling water channel, a water inlet tank, a water inlet pipe, an infrared detector and a bearing box; the bottom end of the frame is provided with a supporting device, the top end of the supporting device is provided with a lower supporting roller, the upper end of the frame is provided with a pressing mechanism, the bottom end of the pressing mechanism is provided with an upper supporting roller, and two working rollers which are opposite up and down are arranged between the upper supporting roller and the lower supporting roller; the left side and the right side of the working roll are provided with shaft shoulders, and the shaft shoulders at the two ends of the working roll are fixed on the rack through a bearing box.
The water inlet tank is filled with cooling water, the cooling water enters the cooling water channels through the cooling water ports at the left end and the right end to cool the working roll and then is discharged from the water discharge channels at the two ends of the working roll, so that the cooling water in the two groups of cooling water channels in the working roll flows in opposite directions, the cooling temperature of the working roll in the length direction is ensured to be basically consistent, and the deformation of the working roll caused by the uneven temperature of the roll body is prevented; the infrared detector is arranged on the frame between the two working rolls and is used for detecting the temperature of the working rolls; the infrared detector is connected with an opening controller on a water supply valve arranged at the position of the cooling water port through a wire, when the temperature of the working roll is overhigh, the signal of the infrared detector is transmitted to the opening controller of the valve to control, automatically increase the flow and quickly cool. The infrared detector is E2 RL-F2L-0-1.
The invention is mainly suitable for cooling the working rolls of finishing mills, aluminum rolling mills and copper plate rolling mills in plate strip rolling mills with the working rolls of 400mm-800mm and the lengths of 1.5m-3m, in particular to the aluminum rolling mills and the copper plate rolling mills. The system can quickly and uniformly reduce the temperature of the working roll under the condition of ensuring the temperature of the working roll to be consistent along the length direction, and avoids deformation caused by uneven cooling of the working roll, thereby prolonging the service life of the working roll.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the internal structure of a work roll with a water drain at the center of a boss;
fig. 3 is a schematic view of the internal structure of the work roll rotated by 90 degrees in fig. 2.
In the figure: 1. the device comprises a rack, 2 parts of a supporting device, 3 parts of a lower supporting roller, 4 parts of an upper supporting roller, 5 parts of a pressing mechanism, 6 parts of a working roller, 7 parts of an infrared detector, 8 parts of a water inlet tank, 9 parts of a water inlet pipe, 10 parts of a shaft shoulder, 11 parts of a boss, 12 parts of a cooling water channel, 13 parts of a bearing box, 14 parts of a water drainage channel, 15 parts of a cooling water port and 16 parts of a valve.
Detailed Description
Example 1:
the bottom end of a rack 1 is provided with a supporting device 2, the top end of the supporting device 2 is provided with a lower supporting roller 3, the upper end of the rack 1 is provided with a pressing mechanism 5, the bottom end of the pressing mechanism 5 is provided with an upper supporting roller 4, two working rollers 6 which are opposite up and down are arranged between the upper supporting roller 4 and the lower supporting roller 3, four cooling water channels 12 are uniformly distributed in each working roller 6 along the circumferential direction, the two opposite cooling water channels 12 are in a group and are divided into two groups, shaft shoulders 10 are arranged at the left end and the right end of each working roller 6, the section of each shaft shoulder 10 takes an axis as a symmetrical center, two cooling water ports 15 are arranged up and down, the cooling water ports 15 are communicated with the cooling water channels 12 in the rollers, the end parts of the shaft shoulders 10 at the two ends of each working roller 6 and the cooling; the center of the end of the shaft shoulder 10 is provided with a boss 11, and a water discharge channel 14 is arranged along the axial direction of the boss 11. The water drain channel 14 at the left end of the boss 11 is connected with the cooling water channel 12 for water inlet of the right shaft shoulder 10 of the working roll 6 in a T shape, and the water drain channel 14 at the right end of the boss 11 is connected with the cooling water channel 12 for water inlet of the left shaft shoulder 10 of the working roll 6 in a T shape.
The bearing box 13 is arranged in the middle of the shaft shoulder 10, and the shaft shoulder 10 is fixed on the frame 1 through the bearing box 13. The water inlet tank 8 is filled with cooling water, the cooling water enters the cooling water channels 12 through the cooling water ports 15 at the left end and the right end and is discharged from the water discharge channels 14 at the two ends of the working roll 6, so that the cooling water in the two groups of cooling water channels 12 in the working roll 6 flows in opposite directions, the temperature of the working roll 6 along the length direction is ensured to be consistent, and the deformation of the working roll 6 caused by the uneven temperature of the roll body is prevented. The infrared detector 7 is arranged on the frame 1 between the two working rolls 6 and used for detecting the temperature of the working rolls 6, when the temperature of the working rolls 6 is too high, signals of the infrared detector 7 are transmitted to the opening controller on the valve 16, the flow is increased, and the temperature is rapidly reduced.
Example 2:
at least two cooling water channels 12 are uniformly distributed in the working roll 6 along the circumferential direction; however, the center of the boss 11 is not provided with a water discharge passage 14, and the shaft shoulders 10 at the two ends are provided with an upper cooling water port 15 and a lower cooling water port 15 at the positions corresponding to the cooling water passages 12. An infrared detector 7 for detecting the temperature of the working rolls is arranged on the frame 1 between the two working rolls 6 and is connected with opening controllers on two valves 16 arranged on two external water inlet pipes 9 at two ends through leads; the two valves 16 are alternately used as water inlet valves, so that the cooling water flowing through the cooling water channel 12 inside the working roll 6 can flow in from different directions at the two ends, and the deformation of the working roll 6 caused by the uneven temperature of the roll body can be prevented.
Claims (6)
1. An internal cooling system capable of uniformly reducing the temperature of a roller is characterized in that cooling water channels are arranged in two working rollers which are opposite up and down on a rolling mill and are close to the outer side of a roller body along the axial direction; the shaft shoulders at the left end and the right end of the working roll are provided with cooling water ports connected with a cooling water channel inside the roll, the end parts of the shaft shoulders and the cooling water ports are arranged in a water inlet tank, and the water inlet tank is externally connected with a water inlet pipe.
2. The internal cooling system for uniformly reducing the temperature of a roll according to claim 1, wherein four cooling water passages are uniformly distributed in the interior of the work roll along the circumferential direction, and are divided into two groups; two oppositely arranged cooling water channels form a group; the shaft shoulder corresponding to each group of cooling water channels is also provided with an upper cooling water port and a lower cooling water port; and a water discharge channel is arranged in the axis direction on the boss at the center of the end part of the shaft shoulder, the water discharge channel at the left end of the boss is connected with the cooling water channel connected with the water inlet of the right shaft shoulder of the working roll in a T shape, and the water discharge channel at the right end of the boss is connected with the cooling water channel connected with the water inlet of the left shaft shoulder of the working roll in a T shape.
3. The internal cooling system capable of uniformly reducing the temperature of the roll as claimed in claim 1 or 2, further comprising an infrared detector for detecting the temperature of the work rolls, wherein the infrared detector is installed on the frame between the two work rolls and connected to the opening controller of the valve installed on the external water inlet pipe through a wire.
4. The internal cooling system for uniformly reducing the temperature of a roll according to claim 1, wherein at least two cooling water passages are uniformly distributed in the interior of the work roll in the circumferential direction; the shaft shoulders at the two ends are respectively provided with an upper cooling water port and a lower cooling water port at the positions corresponding to the cooling water channels.
5. The internal cooling system capable of uniformly reducing the temperature of the roller as claimed in claim 1 or 4, further comprising an infrared detector for detecting the temperature of the working rollers, wherein the infrared detector is installed on the frame between the two working rollers and is connected with the opening controllers on the two valves installed on the water inlet pipes externally connected at the two ends through wires; the two valves are alternately used as water inlet valves.
6. The internal cooling system for uniformly reducing the temperature of the rolling rolls as claimed in claim 3, wherein the infrared detector is of type E2 RL-F2L-0-1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110198374.9A CN113020274A (en) | 2021-02-22 | 2021-02-22 | Internal cooling system capable of uniformly reducing temperature of roller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110198374.9A CN113020274A (en) | 2021-02-22 | 2021-02-22 | Internal cooling system capable of uniformly reducing temperature of roller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113020274A true CN113020274A (en) | 2021-06-25 |
Family
ID=76460995
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110198374.9A Pending CN113020274A (en) | 2021-02-22 | 2021-02-22 | Internal cooling system capable of uniformly reducing temperature of roller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113020274A (en) |
Citations (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2629440A1 (en) * | 1976-06-30 | 1978-01-05 | Alma Atinsk Z Tyazhelogo Mash | Liquid cooled roller for hot rolling mills - has coolant pipes which enter the ends of the roller and cool the whole roller area |
| JPH06277808A (en) * | 1993-03-25 | 1994-10-04 | Kawasaki Steel Corp | Internal water cooling type roll |
| US20020038696A1 (en) * | 2000-06-30 | 2002-04-04 | Hisahiko Fukase | Feeding strip material |
| CN1686625A (en) * | 2005-05-12 | 2005-10-26 | 张挺胜 | Hot state working roller with cooling device |
| KR100601276B1 (en) * | 2005-09-03 | 2006-07-13 | 주식회사 동방공업 | The cooling structure of solide type guide roller iron works |
| KR100648232B1 (en) * | 2005-05-23 | 2006-11-23 | 주식회사 동방플랜텍 | The cooling structure of guide roller iron works |
| CN201183061Y (en) * | 2007-12-26 | 2009-01-21 | 燕山大学 | Internal cooling multistage roller cover combined type large-sized backing roll |
| KR20090129553A (en) * | 2008-06-13 | 2009-12-17 | 주식회사 포스코 | Cooling roller for continuous annealing line |
| CN201702168U (en) * | 2010-06-11 | 2011-01-12 | 大连宝锋机器制造有限公司 | High-efficient internal-cooling roller |
| CN202130101U (en) * | 2011-06-27 | 2012-02-01 | 肇庆市科润真空设备有限公司 | Double-channel water cooling coating roller for winding film plating machine |
| CN202246386U (en) * | 2011-05-04 | 2012-05-30 | 河南安彩高科股份有限公司 | Double-flow water-cooled calendering roller |
| KR20120132840A (en) * | 2011-05-30 | 2012-12-10 | 현대제철 주식회사 | Apparatus for cooling inside of roll |
| CN103143570A (en) * | 2013-04-03 | 2013-06-12 | 中冶东方工程技术有限公司 | Roller cooling system and cooling control method thereof |
| KR20130100486A (en) * | 2012-03-02 | 2013-09-11 | 주식회사 동방플랜텍 | Guide roller for iron manufacture equipment |
| CN203526202U (en) * | 2013-09-22 | 2014-04-09 | 三鑫重工机械有限公司 | Internal cooling roller |
| CN104785526A (en) * | 2015-05-08 | 2015-07-22 | 苏氏工业科学技术（北京）有限公司 | Rolling mill and hollow roller thereof |
| CN205684481U (en) * | 2016-06-15 | 2016-11-16 | 天津市大地工贸有限公司 | Milling train cooling system |
| CN205887660U (en) * | 2016-06-22 | 2017-01-18 | 湖北金标通用轧辊有限公司 | Roll with internal cooling effect |
| CN206383366U (en) * | 2016-12-28 | 2017-08-08 | 汕头市金田塑业有限公司 | A kind of double water inlets pair go out water chill rolls |
| CN206925151U (en) * | 2017-06-26 | 2018-01-26 | 常州市瑞宏轧辊有限公司 | Pearlite ductile iron roll with refrigerating function |
| CN108126983A (en) * | 2017-12-01 | 2018-06-08 | 中南大学 | A kind of deep cooling rolling refrigeration roll and the rolling system with the roll, method |
| CN207681176U (en) * | 2017-12-15 | 2018-08-03 | 邢台邢冶机械设备有限公司 | A kind of cooling roll |
| CN108787754A (en) * | 2018-07-19 | 2018-11-13 | 柳州市创科复合金属陶瓷制品有限公司 | A kind of inner-cooled temp auto-controlled roll |
| CN209999569U (en) * | 2019-06-12 | 2020-01-31 | 威海市威鹰塑胶有限公司 | Main cooling roller of casting film machine |
| CN210080359U (en) * | 2018-12-16 | 2020-02-18 | 四川振鸿钢制品有限公司 | Hydraulic roller device |
| CN210080361U (en) * | 2019-06-14 | 2020-02-18 | 江苏铭鹏装备有限公司 | Casting roller with cooling structure |
| CN111036680A (en) * | 2019-12-19 | 2020-04-21 | 湖北腾升科技股份有限公司 | Nodular cast iron roller |
| CN210647737U (en) * | 2019-07-26 | 2020-06-02 | 江苏昆仑光源材料有限公司 | Layered alloy strip ultrasonic wave radial longitudinal intervention water cooling rolling soft shaft roller |
| CN210995806U (en) * | 2019-11-11 | 2020-07-14 | 邢台圣阳轧辊制造有限公司 | High-speed steel roll with good wear resistance |
| CN211218028U (en) * | 2019-12-12 | 2020-08-11 | 张家港保税区中天机电设备有限公司 | Roller for aluminum casting and rolling |
| CN211739602U (en) * | 2020-02-15 | 2020-10-23 | 南通和悦制辊设备有限公司 | Even chill roll of cooling |
| CN212264167U (en) * | 2020-04-09 | 2021-01-01 | 洛阳丰铜伟业金属材料科技发展有限公司 | Apparatus for producing of corrosion-resistant nickel plating aluminium strip |
| CN112247086A (en) * | 2020-10-21 | 2021-01-22 | 东北大学 | Working roll device, double-roll thin strip continuous casting equipment and continuous casting production process |
-
2021
- 2021-02-22 CN CN202110198374.9A patent/CN113020274A/en active Pending
Patent Citations (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2629440A1 (en) * | 1976-06-30 | 1978-01-05 | Alma Atinsk Z Tyazhelogo Mash | Liquid cooled roller for hot rolling mills - has coolant pipes which enter the ends of the roller and cool the whole roller area |
| JPH06277808A (en) * | 1993-03-25 | 1994-10-04 | Kawasaki Steel Corp | Internal water cooling type roll |
| US20020038696A1 (en) * | 2000-06-30 | 2002-04-04 | Hisahiko Fukase | Feeding strip material |
| CN1686625A (en) * | 2005-05-12 | 2005-10-26 | 张挺胜 | Hot state working roller with cooling device |
| KR100648232B1 (en) * | 2005-05-23 | 2006-11-23 | 주식회사 동방플랜텍 | The cooling structure of guide roller iron works |
| KR100601276B1 (en) * | 2005-09-03 | 2006-07-13 | 주식회사 동방공업 | The cooling structure of solide type guide roller iron works |
| CN201183061Y (en) * | 2007-12-26 | 2009-01-21 | 燕山大学 | Internal cooling multistage roller cover combined type large-sized backing roll |
| KR20090129553A (en) * | 2008-06-13 | 2009-12-17 | 주식회사 포스코 | Cooling roller for continuous annealing line |
| CN201702168U (en) * | 2010-06-11 | 2011-01-12 | 大连宝锋机器制造有限公司 | High-efficient internal-cooling roller |
| CN202246386U (en) * | 2011-05-04 | 2012-05-30 | 河南安彩高科股份有限公司 | Double-flow water-cooled calendering roller |
| KR20120132840A (en) * | 2011-05-30 | 2012-12-10 | 현대제철 주식회사 | Apparatus for cooling inside of roll |
| CN202130101U (en) * | 2011-06-27 | 2012-02-01 | 肇庆市科润真空设备有限公司 | Double-channel water cooling coating roller for winding film plating machine |
| KR20130100486A (en) * | 2012-03-02 | 2013-09-11 | 주식회사 동방플랜텍 | Guide roller for iron manufacture equipment |
| CN103143570A (en) * | 2013-04-03 | 2013-06-12 | 中冶东方工程技术有限公司 | Roller cooling system and cooling control method thereof |
| CN203526202U (en) * | 2013-09-22 | 2014-04-09 | 三鑫重工机械有限公司 | Internal cooling roller |
| CN104785526A (en) * | 2015-05-08 | 2015-07-22 | 苏氏工业科学技术（北京）有限公司 | Rolling mill and hollow roller thereof |
| CN205684481U (en) * | 2016-06-15 | 2016-11-16 | 天津市大地工贸有限公司 | Milling train cooling system |
| CN205887660U (en) * | 2016-06-22 | 2017-01-18 | 湖北金标通用轧辊有限公司 | Roll with internal cooling effect |
| CN206383366U (en) * | 2016-12-28 | 2017-08-08 | 汕头市金田塑业有限公司 | A kind of double water inlets pair go out water chill rolls |
| CN206925151U (en) * | 2017-06-26 | 2018-01-26 | 常州市瑞宏轧辊有限公司 | Pearlite ductile iron roll with refrigerating function |
| CN108126983A (en) * | 2017-12-01 | 2018-06-08 | 中南大学 | A kind of deep cooling rolling refrigeration roll and the rolling system with the roll, method |
| CN207681176U (en) * | 2017-12-15 | 2018-08-03 | 邢台邢冶机械设备有限公司 | A kind of cooling roll |
| CN108787754A (en) * | 2018-07-19 | 2018-11-13 | 柳州市创科复合金属陶瓷制品有限公司 | A kind of inner-cooled temp auto-controlled roll |
| CN210080359U (en) * | 2018-12-16 | 2020-02-18 | 四川振鸿钢制品有限公司 | Hydraulic roller device |
| CN209999569U (en) * | 2019-06-12 | 2020-01-31 | 威海市威鹰塑胶有限公司 | Main cooling roller of casting film machine |
| CN210080361U (en) * | 2019-06-14 | 2020-02-18 | 江苏铭鹏装备有限公司 | Casting roller with cooling structure |
| CN210647737U (en) * | 2019-07-26 | 2020-06-02 | 江苏昆仑光源材料有限公司 | Layered alloy strip ultrasonic wave radial longitudinal intervention water cooling rolling soft shaft roller |
| CN210995806U (en) * | 2019-11-11 | 2020-07-14 | 邢台圣阳轧辊制造有限公司 | High-speed steel roll with good wear resistance |
| CN211218028U (en) * | 2019-12-12 | 2020-08-11 | 张家港保税区中天机电设备有限公司 | Roller for aluminum casting and rolling |
| CN111036680A (en) * | 2019-12-19 | 2020-04-21 | 湖北腾升科技股份有限公司 | Nodular cast iron roller |
| CN211739602U (en) * | 2020-02-15 | 2020-10-23 | 南通和悦制辊设备有限公司 | Even chill roll of cooling |
| CN212264167U (en) * | 2020-04-09 | 2021-01-01 | 洛阳丰铜伟业金属材料科技发展有限公司 | Apparatus for producing of corrosion-resistant nickel plating aluminium strip |
| CN112247086A (en) * | 2020-10-21 | 2021-01-22 | 东北大学 | Working roll device, double-roll thin strip continuous casting equipment and continuous casting production process |
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