CN201862623U - Roller box cooling water pipe device of high-speed wire rod finishing mill - Google Patents
Roller box cooling water pipe device of high-speed wire rod finishing mill Download PDFInfo
- Publication number
- CN201862623U CN201862623U CN2010206223142U CN201020622314U CN201862623U CN 201862623 U CN201862623 U CN 201862623U CN 2010206223142 U CN2010206223142 U CN 2010206223142U CN 201020622314 U CN201020622314 U CN 201020622314U CN 201862623 U CN201862623 U CN 201862623U
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- cooling water
- water pipe
- joint
- roller box
- finishing mill
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Abstract
A roller box cooling water pipe device of a high-speed wire rod finishing mill relates to a roller box cooling device of the high-speed wire rod finishing mill and aims at solving the problem that a roller box roll collar is easy to destruct a roller shell in the steel rolling process and the central part of a finished product is unqualified in the mechanical property. The first technical scheme is as follows: a first cooling water pipe comprises a first base and a first cover; the appearance of the first cooling water pipe is sequentially formed by a first water inclined pipe, a straight pipe and a first bent pipe; the first base is provided with a plurality of water spraying holes; the first cooling water pipe is processed with a first joint installing hole; a first joint is arranged in the first joint installing hole; a first nut is in threaded connection with the first joint; a first rubber washer is arranged between the first cover and the first nut; the other end of the first joint is in threaded connection with a high-speed wire rod finishing mill roller box; and a first adjustment washer is arranged at the bottom end surface of the first base. The second technical scheme is different from the first technical scheme in that the appearance of a second cooling water pipe is formed by a second inclined pipe and a second bent pipe. The roller box cooling water pipe device is used for cooling the roller in the steel rolling process.
Description
Technical field
The utility model relates to a kind of high line finishing mill roller tank cooling device.
Background technology
In steel mill's rolling process, because former cooling water pipe forms by steel tube bending, the hole for water spraying position is inaccurate, and the water spray angle is not concentrated, and cool off insufficiently, occurs the roller case collars phenomenon of " exploding roller " easily, thereby causes finished product heart portion mechanical performance defective.
The utility model content
The purpose of this utility model is to provide a kind of high line finishing mill roller box cooling water pipe device, to solve in the rolling process, because former cooling water pipe is formed by steel tube bending, the hole for water spraying position is inaccurate, the water spray angle is not concentrated, cool off insufficiently, roller case collars is " fried roller " and the underproof problem of finished product heart portion mechanical performance easily.
The technical scheme of high line finishing mill roller box cooling water pipe device of the present utility model has two, and is as follows respectively:
Scheme one: high line finishing mill roller box cooling water pipe device of the present utility model comprises first cooling water pipe, first joint, first nut, first rubber washer and the first adjustment packing ring; First cooling water pipe by first base with its airtight be connected first the lid constitute, the profile of first cooling water pipe is successively by first inclined tube, the straight tube and first bend pipe constitute, the end of first inclined tube and first bend pipe is blind end, the incline direction of first inclined tube is opposite with the bending direction of first bend pipe, the radius of curvature center of first bend pipe and the centres setting of roll, first base is provided with a plurality of first hole for water sprayings, and a plurality of first hole for water sprayings are positioned at the straight tube place of first pipe bent position and close first bend pipe, the center line of each first hole for water spraying and the tangent setting of the outer wall of roll, the direction of the first cooling water pipe upper edge, first lid and first base is processed with the first joint installing hole of perforation, and the first joint installing hole is arranged on first inclined tube near its blind end place, first joint is arranged in the first joint installing hole, and the two ends of first joint are arranged on the outside of first cooling water pipe, each is processed with screw thread respectively on the two ends outer wall of first joint, first nut is connected with the threaded one end of first joint, first rubber washer is sleeved on first joint and between first lid and first nut, first cooling water pipe is by first rubber ring seal, the other end of first joint is threaded with high line finishing mill roller box, the first adjusting pad snare is contained on first joint and is positioned on the bottom face of first base, first cooling water pipe by first adjust packing ring adjust its with the assembling of high line finishing mill roller box highly, first joint is provided with first inlet opening that is communicated with first cooling water pipe with the end that high line finishing mill roller box is threaded.
Scheme two: high line finishing mill roller box cooling water pipe device of the present utility model comprises second cooling water pipe, second joint, second nut, second rubber washer and the second adjustment packing ring; Second cooling water pipe by second base with its airtight be connected second the lid constitute, the profile of second cooling water pipe is made of second inclined tube and second bend pipe, the end of second inclined tube and second bend pipe is blind end, the incline direction of second inclined tube and the angle between the horizontal direction are 165 ° ± 5 °, the radius of curvature center of second bend pipe and the centres setting of roll, second base is provided with a plurality of second hole for water sprayings, and a plurality of second hole for water sprayings are positioned at the second inclined tube place of second pipe bent position and close second bend pipe, the center line of each second hole for water spraying and the tangent setting of the outer wall of roll, the direction of the second cooling water pipe upper edge, second lid and second base is processed with the second joint installing hole of perforation, and the second joint installing hole is arranged on second inclined tube near its blind end place, second joint is arranged in the second joint installing hole, and the two ends of second joint are arranged on the outside of second cooling water pipe, each is processed with screw thread respectively on the two ends outer wall of second joint, second nut is connected with the threaded one end of second joint, second rubber washer is sleeved on second joint and between second lid and second nut, second cooling water pipe is by second rubber ring seal, the other end of second joint is threaded with high line finishing mill roller box, the second adjusting pad snare is contained on second joint and is positioned on the bottom face of second base, second cooling water pipe by second adjust packing ring adjust its with the assembling of high line finishing mill roller box highly, second joint is provided with second inlet opening that is communicated with second cooling water pipe with the end that high line finishing mill roller box is threaded.
The utlity model has following beneficial effect: it is accurate one, to the utlity model has the water spray angle, and sprinkling zone is concentrated, good cooling results, and roller case collars is not easy to occur " fried roller " phenomenon, for steel mill has saved production cost greatly.Two, the pore size of hole for water spraying (comprising first hole for water spraying and second hole for water spraying) is configured according to rolled piece supplied materials temperature, by control injection flow rate size, and the temperature of more accurate control rolled piece, thus improve the mechanical performance of steel heart portion.
Description of drawings
Fig. 1 is front view of the present utility model (scheme one), Fig. 2 is the vertical view of Fig. 1, Fig. 3 is front view of the present utility model (scheme two), Fig. 4 is the vertical view of Fig. 3, Fig. 5 is the vertical view (direction shown in the arrow is the rolled piece traffic direction among the figure) that the utility model (scheme one) and high line finishing mill roller box are assembled together, and Fig. 6 is the vertical view (direction shown in the arrow is the rolled piece traffic direction among the figure) that the utility model (scheme two) and high line finishing mill roller box are assembled together.
The specific embodiment
The specific embodiment one: in conjunction with Fig. 1, Fig. 2 and Fig. 5 explanation, the high line finishing mill roller box cooling water pipe device of present embodiment comprises first cooling water pipe 30, first joint 1, first nut 2, first rubber washer 3 and the first adjustment packing ring 4; First cooling water pipe 30 by first base 5 with 6 constitute with its airtight first lid that is connected, the profile of first cooling water pipe 30 is successively by first inclined tube 7, the straight tube 8 and first bend pipe 9 constitute, the end of first inclined tube 7 and first bend pipe 9 is blind end, the incline direction of first inclined tube 7 is opposite with the bending direction of first bend pipe 9, the radius of curvature center of first bend pipe 9 and the centres setting of roll 10, first base 5 is provided with a plurality of first hole for water sprayings 11, and a plurality of first hole for water sprayings 11 are positioned at straight tube 8 places of first bend pipe, 9 places and close first bend pipe 9, the tangent setting of the outer wall of the center line of each first hole for water spraying 11 and roll 10, the direction of first cooling water pipe, 30 upper edges, first lid, 6 and first base 5 is processed with the first joint installing hole of perforation, and the first joint installing hole is arranged on first inclined tube 7 near its blind end place, first joint 1 is arranged in the first joint installing hole, and the two ends of first joint 1 are arranged on the outside of first cooling water pipe 30, each is processed with screw thread respectively and (in the present embodiment, is processed with the coarse thread of metric system on the end outer wall of first joint 1 on the two ends outer wall of first joint 1; Be processed with gas thread made in Great Britain on the other end outer wall of first joint 1), first nut 2 is connected (promptly the coarse thread of the metric system on first nut 2 and first joint 1 spins) with the threaded one end of first joint 1, first rubber washer 3 is sleeved on first joint 1 and first and covers between 6 and first nut 2, first cooling water pipe 30 is by 3 sealings of first rubber washer, the other end of first joint 1 be threaded with high line finishing mill roller box 12 (promptly the other end of first joint 1 spins by the gas thread and the high line finishing mill roller box 12 of English system), the first adjustment packing ring 4 is sleeved on first joint 1 and is positioned on the bottom face of first base 5, first cooling water pipe 30 by first adjust packing ring 4 adjust its with the assembling of high line finishing mill roller box 12 highly, first joint 1 is provided with first inlet opening 13 that is communicated with first cooling water pipe 30 with the end that high line finishing mill roller box 12 is threaded.The technical scheme of present embodiment is selected for use according to the structure of high line finishing mill roller box 12.
The specific embodiment two: in conjunction with Fig. 1 explanation, first lid, 6 and first base 5 of present embodiment is cast member, and it has long service life.Other annexation is identical with the specific embodiment one.
The specific embodiment three: the wall thickness of first cooling water pipe 30 of present embodiment is 10mm.Former cooling water pipe wall thickness is 2mm, does not thinly entail much effort, and damages easily.And the wall thickness that first cooling water pipe 30 in the present embodiment is provided with is far longer than the wall thickness of former cooling water pipe, and is durable, the service life of having improved equipment greatly.Other annexation is identical with the specific embodiment one or two.
The specific embodiment four: in conjunction with Fig. 1 explanation, the described cooling water pipe device of present embodiment also comprises the first blowdown plug 14; First cooling water pipe 30 is provided with first mudhole, and the first blowdown plug 14 is installed in first mudhole.So be provided with, when carrying out the cleaning of blowdown work and water pipe, needn't decompose, shortened maintenance duration, reduced labour intensity.Other annexation is identical with the specific embodiment one.
The specific embodiment five: in conjunction with Fig. 3, Fig. 4 and Fig. 6 explanation, the high line finishing mill roller box cooling water pipe device of present embodiment comprises second cooling water pipe 40, second joint 15, second nut 16, second rubber washer 17 and the second adjustment packing ring 18; Second cooling water pipe 40 by second base 19 with 20 constitute with its airtight second lid that is connected, the profile of second cooling water pipe 40 is made of second inclined tube 21 and second bend pipe 22, the end of second inclined tube 21 and second bend pipe 22 is blind end, the incline direction of second inclined tube 21 and the angle α between the horizontal direction are 165 ° ± 5 °, the radius of curvature center of second bend pipe 22 and the centres setting of roll 10, second base 19 is provided with a plurality of second hole for water sprayings 25, and a plurality of second hole for water sprayings 25 are positioned at second inclined tube, 21 places of second bend pipe, 22 places and close second bend pipe 22, the tangent setting of the outer wall of the center line of each second hole for water spraying 25 and roll 10, the direction of second cooling water pipe, 40 upper edges, second lid, 20 and second base 19 is processed with the second joint installing hole of perforation, and the second joint installing hole is arranged on second inclined tube 21 near its blind end place, second joint 15 is arranged in the second joint installing hole, and the two ends of second joint 15 are arranged on the outside of second cooling water pipe 40, each is processed with screw thread respectively and (in the present embodiment, is processed with the coarse thread of metric system on the end outer wall of second joint 15 on the two ends outer wall of second joint 15; Be processed with gas thread made in Great Britain on the other end outer wall of second joint 15), second nut 16 is connected (promptly the coarse thread of the metric system on second nut 16 and second joint 15 spins) with the threaded one end of second joint 15, second rubber washer 17 is sleeved on second joint 15 and second and covers between 20 and second nut 16, second cooling water pipe 40 is by 17 sealings of second rubber washer, the other end of second joint 15 be threaded with high line finishing mill roller box 12 (promptly the other end of second joint 15 spins by the gas thread and the high line finishing mill roller box 12 of English system), the second adjustment packing ring 18 is sleeved on second joint 15 and is positioned on the bottom face of second base 19, second cooling water pipe 40 by second adjust packing ring 18 adjust its with the assembling of high line finishing mill roller box 12 highly, second joint 15 is provided with second inlet opening 23 that is communicated with second cooling water pipe 40 with the end that high line finishing mill roller box 12 is threaded.The technical scheme of present embodiment is selected for use according to the structure of high line finishing mill roller box 12.
The specific embodiment six: in conjunction with Fig. 3 explanation, second lid, 20 and second base 19 of present embodiment is cast member respectively, and it has long service life.Other is identical with the specific embodiment five.
The specific embodiment seven: the wall thickness of second cooling water pipe 40 of present embodiment is 10mm.Former cooling water pipe wall thickness is 2mm, does not thinly entail much effort, and damages easily.And the wall thickness that second cooling water pipe 40 in the present embodiment is provided with is far longer than the wall thickness of former cooling water pipe, and is durable, the service life of having improved equipment greatly.Other is identical with the specific embodiment five or six.
The specific embodiment eight: in conjunction with Fig. 3 explanation, the described cooling water pipe device of present embodiment also comprises the second blowdown plug 26; Second cooling water pipe 40 is provided with second mudhole, and the second blowdown plug 26 is installed in second mudhole.So be provided with, when carrying out the cleaning of blowdown work and water pipe, needn't decompose, shortened maintenance duration, reduced labour intensity.Other is identical with the specific embodiment one.
Operation principle
Scheme one: by first inlet opening, 13 water inlets on first joint 1, first hole for water spraying 11 from first base 5 sprays, and breaker roll 10 plays cooling effect.
Scheme two: by second inlet opening, 23 water inlets on second joint 15, second hole for water spraying 25 from second base 19 sprays, and breaker roll 10 plays cooling effect.
Claims (8)
1. one kind high line finishing mill roller box cooling water pipe device is characterized in that: described cooling water pipe device comprises that first cooling water pipe (30), first joint (1), first nut (2), first rubber washer (3) and first adjust packing ring (4); First cooling water pipe (30) by first base (5) with its airtight be connected first the lid (6) constitute, the profile of first cooling water pipe (30) is successively by first inclined tube (7), straight tube (8) and first bend pipe (9) constitute, the end of first inclined tube (7) and first bend pipe (9) is blind end, the incline direction of first inclined tube (7) is opposite with the bending direction of first bend pipe (9), the centres setting of the radius of curvature center of first bend pipe (9) and roll (10), first base (5) is provided with a plurality of first hole for water sprayings (11), and a plurality of first hole for water sprayings (11) are positioned at, and first bend pipe (9) is located and the straight tube (8) of close first bend pipe (9) is located, the tangent setting of outer wall of the center line of each first hole for water spraying (11) and roll (10), the direction of first cooling water pipe (30) upper edge, first lid (6) and first base (5) is processed with the first joint installing hole of perforation, and the first joint installing hole is arranged on first inclined tube (7) near its blind end place, first joint (1) is arranged in the first joint installing hole, and the two ends of first joint (1) are arranged on the outside of first cooling water pipe (30), each is processed with screw thread respectively on the two ends outer wall of first joint (1), first nut (2) is connected with the threaded one end of first joint (1), first rubber washer (3) is sleeved on first joint (1) and is positioned between first lid (6) and first nut (2), first cooling water pipe (30) is by first rubber washer (3) sealing, the other end of first joint (1) is threaded with high line finishing mill roller box (12), the first adjustment packing ring (4) is sleeved on first joint (1) and is positioned on the bottom face of first base (5), first cooling water pipe (30) by first adjust packing ring (4) adjust its with the assembling of high line finishing mill roller box (12) highly, first joint (1) is provided with first inlet opening (13) that is communicated with first cooling water pipe (30) with the end that high line finishing mill roller box (12) is threaded.
2. high line finishing mill roller box cooling water pipe device according to claim 1 is characterized in that: first lid (6) and first base (5) are cast member.
3. high line finishing mill roller box cooling water pipe device according to claim 1 and 2, it is characterized in that: the wall thickness of first cooling water pipe (30) is 10mm.
4. high line finishing mill roller box cooling water pipe device according to claim 1, it is characterized in that: described cooling water pipe device also comprises the first blowdown plug (14); First cooling water pipe (30) is provided with first mudhole, and the first blowdown plug (14) is installed in first mudhole.
5. one kind high line finishing mill roller box cooling water pipe device is characterized in that: described cooling water pipe device comprises that second cooling water pipe (40), second joint (15), second nut (16), second rubber washer (17) and second adjust packing ring (18); Second cooling water pipe (40) by second base (19) with its airtight be connected second the lid (20) constitute, the profile of second cooling water pipe (40) is made of second inclined tube (21) and second bend pipe (22), the end of second inclined tube (21) and second bend pipe (22) is blind end, the incline direction of second inclined tube (21) and the angle between the horizontal direction (α) are 165 ° ± 5 °, the centres setting of the radius of curvature center of second bend pipe (22) and roll (10), second base (19) is provided with a plurality of second hole for water sprayings (25), and a plurality of second hole for water sprayings (25) are positioned at, and second bend pipe (22) is located and second inclined tube (21) of close second bend pipe (22) is located, the tangent setting of outer wall of the center line of each second hole for water spraying (25) and roll (10), the direction of second cooling water pipe (40) upper edge, second lid (20) and second base (19) is processed with the second joint installing hole of perforation, and the second joint installing hole is arranged on second inclined tube (21) near its blind end place, second joint (15) is arranged in the second joint installing hole, and the two ends of second joint (15) are arranged on the outside of second cooling water pipe (40), each is processed with screw thread respectively on the two ends outer wall of second joint (15), second nut (16) is connected with the threaded one end of second joint (15), second rubber washer (17) is sleeved on second joint (15) and is positioned between second lid (20) and second nut (16), second cooling water pipe (40) is by second rubber washer (17) sealing, the other end of second joint (15) is threaded with high line finishing mill roller box (12), the second adjustment packing ring (18) is sleeved on second joint (15) and is positioned on the bottom face of second base (19), second cooling water pipe (40) by second adjust packing ring (18) adjust its with the assembling of high line finishing mill roller box (12) highly, second joint (15) is provided with second inlet opening (23) that is communicated with second cooling water pipe (40) with the end that high line finishing mill roller box (12) is threaded.
6. high line finishing mill roller box cooling water pipe device according to claim 5 is characterized in that: second lid (20) and second base (19) are cast member respectively.
7. according to claim 5 or 6 described high line finishing mill roller box cooling water pipe devices, it is characterized in that: the wall thickness of second cooling water pipe (40) is 10mm.
8. high line finishing mill roller box cooling water pipe device according to claim 5, it is characterized in that: described cooling water pipe device also comprises the second blowdown plug (26); Second cooling water pipe (40) is provided with second mudhole, and the second blowdown plug (26) is installed in second mudhole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206223142U CN201862623U (en) | 2010-11-24 | 2010-11-24 | Roller box cooling water pipe device of high-speed wire rod finishing mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206223142U CN201862623U (en) | 2010-11-24 | 2010-11-24 | Roller box cooling water pipe device of high-speed wire rod finishing mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201862623U true CN201862623U (en) | 2011-06-15 |
Family
ID=44133791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206223142U Expired - Lifetime CN201862623U (en) | 2010-11-24 | 2010-11-24 | Roller box cooling water pipe device of high-speed wire rod finishing mill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201862623U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414189A (en) * | 2015-12-18 | 2016-03-23 | 重庆麦拓科技有限公司 | Rolling mill and roller box thereof |
| CN111151586A (en) * | 2020-01-08 | 2020-05-15 | 郭连国 | Water spray structure for removing oxide iron sheet for steel pipe hot rolling production equipment |
-
2010
- 2010-11-24 CN CN2010206223142U patent/CN201862623U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105414189A (en) * | 2015-12-18 | 2016-03-23 | 重庆麦拓科技有限公司 | Rolling mill and roller box thereof |
| CN111151586A (en) * | 2020-01-08 | 2020-05-15 | 郭连国 | Water spray structure for removing oxide iron sheet for steel pipe hot rolling production equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110615 |