CN106001136A - Cooling device for inner surfaces of seamless steel tubes - Google Patents
Cooling device for inner surfaces of seamless steel tubes Download PDFInfo
- Publication number
- CN106001136A CN106001136A CN201610374473.7A CN201610374473A CN106001136A CN 106001136 A CN106001136 A CN 106001136A CN 201610374473 A CN201610374473 A CN 201610374473A CN 106001136 A CN106001136 A CN 106001136A
- Authority
- CN
- China
- Prior art keywords
- water pipe
- seamless steel
- cylinder
- steel tubes
- cooling device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B45/0233—Spray nozzles, Nozzle headers; Spray systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B45/00—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B45/02—Devices for surface or other treatment of work, specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills for lubricating, cooling, or cleaning
- B21B45/0203—Cooling
- B21B45/0209—Cooling devices, e.g. using gaseous coolants
- B21B45/0215—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes
- B21B2045/0227—Cooling devices, e.g. using gaseous coolants using liquid coolants, e.g. for sections, for tubes for tubes
Abstract
The invention discloses a cooling device for inner surfaces of seamless steel tubes, and belongs to the technical field of manufacturing of the seamless steel tubes. The cooling device comprises a rolling type spraying head and a moving support mechanism; the rolling type spraying head comprises a nozzle, an internally-arranged water pipe, bearings, a roller, an end cover, a water pipe connector and a hose; the internally-arranged water pipe is in interference fit with inner rings of the bearings at the two ends of the roller, one end of the internally-arranged water pipe is connected to the nozzle, and the other end of the internally-arranged water pipe is connected to the water pipe connector; the moving support mechanism comprises nuts, supports, round rings, flat keys and pulleys, wherein the round rings are connected to the flat keys and the roller through the nuts, and the supports are welded to the round rings and the pulleys. The cooling device and the seamless steel tubes to be cooled and hot-rolled can move synchronously on a conveying roller way, and the inner surfaces of the seamless steel tubes to be hot-rolled are sprayed with water and cooled in the synchronous moving process. The cooling device is used in cooperation with common outer surface cooling devices for carrying out the on-line accelerated cooling technology after the seamless steel tubes to be hot-rolled are rolled, and therefore the mechanical property of the steel tubes can be improved.
Description
Technical field:
The invention belongs to seamless steel pipe manufacturing technology field, be specifically related to a kind of cooling for seamless steel pipe interior surface and fill
Put.
Background technology:
Control and control cold technique and technology, being applied to hot rolled plate, band and long profiles production field the most maturely,
Only in steel pipe's production field, there is no mature technology can apply.The cold technique of control in seamless steel tube production, i.e. sizing operation
After online accelerated cooling process, be only capable of realizing the water-spraying control of outer surface of steel tube at present, and inner surface cooling be still technology sky
In vain.Only rely on outer surface water-spraying control, it is impossible to realize compared with the cold technique of the control of think gauge steel pipe, it is impossible to effectively improve steel pipe tissue
And mechanical property, it is necessary to find a kind of steel pipe internal-surface on-line cooling method that can be applied to hot rolled seamless steel tube production and phase
Close device.
Summary of the invention:
The present invention is directed to existing hot rolled seamless steel tube and produce technical problem present in cooling control, it is provided that be a kind of for nothing
The chiller of seam steel pipe internal-surface, this chiller can keep being synchronized with the movement with cooled hot rolled seamless steel tube, and synchronize
Steel pipe is implemented cooling by motor process.
Chiller provided by the present invention includes roll-type shower nozzle and motion bracket mechanism；Described roll-type shower nozzle includes nozzle
1, built-in water pipe 2, bearing 6, cylinder 7, end cap 9, waterpipe jointing 12 and moccasin water pipe 15；The each machining in described cylinder 7 two ends
One step, for the location of described bearing 6；By holding down bolt 5, described cylinder 7 is solid with the outer ring of described bearing 6
Even；The inner ring interference fit of described built-in water pipe 2 and the described bearing 6 being positioned at described cylinder 7 two ends, described built-in water pipe 2 is worn
Cross described end cap 9；One end of described built-in water pipe 2 connects described nozzle 1, and the other end of described built-in water pipe 2 connects described water
Interface tube 12, described waterpipe jointing 12 connects described moccasin water pipe 15；Described end cap 9 fixes bolt 14 and packing ring 8 by end cap
It is connected to the two ends of described cylinder 7, described bearing 6 is placed in described cylinder 7 internal.
Described motion bracket mechanism includes nut 3, support 4, annulus 10, flat key 11 and pulley 13；Described annulus 10 passes through
Described nut 3 and flat key 11 are connected with described cylinder 7, and described support 4 welds with described annulus 10 and pulley 13.
The inner surface on-line cooling device produced for hot rolled seamless steel tube that the present invention proposes, with conventional steel pipe surface
Face chiller with the use of, online accelerated cooling process after hot rolled seamless steel tube rolls can be realized, improve mechanical properties of pipe.
Accompanying drawing illustrates:
Fig. 1 is that chiller of the present invention partly cuts open plan structure schematic diagram；
Fig. 2 is chiller of the present invention right TV structure schematic diagram.
In figure: 1: nozzle；2: built-in water pipe；3: nut；4: support；5: holding down bolt；6: bearing；7: cylinder；8:
Packing ring；9: end cap；10: annulus；11: flat key；12: waterpipe jointing；13: coaster；14: end cap fixes bolt；15: moccasin water pipe；
16: rollgang.
Detailed description of the invention:
Embodiment 1: during the seamless steel pipe needing cooling external diameter to be φ 32mm, the present invention using diameter of cylinder to be 32mm is cold
Radiator cooler, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 32mm, such as: choosing external diameter in table is the bearing of 14mm.
Embodiment 2: during the seamless steel pipe needing cooling external diameter to be φ 57mm, the present invention using diameter of cylinder to be 57mm is cold
Radiator cooler, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 57mm, such as: choosing external diameter in table is the bearing of 26mm.
Embodiment 3: during the seamless steel pipe needing cooling external diameter to be φ 114mm, using diameter of cylinder is the present invention of 114mm
Chiller, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 114mm, such as: choosing external diameter in table is the axle of 90mm
Hold.
Embodiment 4: during the seamless steel pipe needing cooling external diameter to be φ 180mm, using diameter of cylinder is the present invention of 180mm
Chiller, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 180mm, such as: choosing external diameter in table is the axle of 160mm
Hold.
Embodiment 5: during the seamless steel pipe needing cooling external diameter to be φ 273mm, using diameter of cylinder is the present invention of 273mm
Chiller, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 273mm, such as: choosing external diameter in table is the axle of 240mm
Hold.
Embodiment 6: during the seamless steel pipe needing cooling external diameter to be φ 377mm, using diameter of cylinder is the present invention of 377mm
Chiller, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 377mm, such as: choosing external diameter in table is the axle of 350mm
Hold.
Embodiment 7: during the seamless steel pipe needing cooling external diameter to be φ 530mm, using diameter of cylinder is the present invention of 530mm
Chiller, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 530mm, such as: choosing external diameter in table is the axle of 460mm
Hold.
Embodiment 8: during the seamless steel pipe needing cooling external diameter to be φ 624mm, using diameter of cylinder is the present invention of 624mm
Chiller, selection table 1 intermediate roll external diameter is the optional bearing corresponding to 624mm, such as: choosing external diameter in table is the axle of 560mm
Hold.
Need to use corresponding cooling device for producing the seamless steel pipe of different sizes.The outside dimension of cylinder with add
The outside dimension of the seamless steel pipe of work is identical.For the outside dimension of a kind of seamless steel pipe, sizes specification in table 1 can be used
Bearing.
Table 1
Claims (1)
1. the chiller for seamless steel pipe interior surface, it is characterised in that this chiller includes roll-type shower nozzle and motion
Bracket institution；Described roll-type shower nozzle includes nozzle (1), built-in water pipe (2), bearing (6), cylinder (7), end cap (9), waterpipe jointing
And moccasin water pipe (15) (12)；Described cylinder (7) two ends one step of each machining, for the location of described bearing (6)；Logical
Cross holding down bolt (5) to be connected the outer ring of described cylinder (7) with described bearing (6)；Described built-in water pipe (2) be positioned at institute
Stating the inner ring interference fit of the described bearing (6) at cylinder (7) two ends, described built-in water pipe (2) passes described end cap (9)；Described
One end of built-in water pipe (2) connects described nozzle (1), and the other end of described built-in water pipe (2) connects described waterpipe jointing (12),
Described waterpipe jointing (12) connects described moccasin water pipe (15)；Described end cap (9) fixes bolt (14) and packing ring (8) by end cap
It is connected to the two ends of described cylinder (7), described bearing (6) is placed in described cylinder (7) internal；Described motion bracket mechanism includes
Nut (3), support (4), annulus (10), flat key (11) and pulley (13)；Described annulus (10) passes through described nut (3) and flat key
(11) being connected with described cylinder (7), described support (4) welds with described annulus (10) and pulley (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374473.7A CN106001136B (en) | 2016-05-26 | 2016-05-26 | A kind of cooling device for seamless steel pipe interior surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610374473.7A CN106001136B (en) | 2016-05-26 | 2016-05-26 | A kind of cooling device for seamless steel pipe interior surface |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106001136A true CN106001136A (en) | 2016-10-12 |
| CN106001136B CN106001136B (en) | 2017-11-14 |
Family
ID=57092954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610374473.7A Active CN106001136B (en) | 2016-05-26 | 2016-05-26 | A kind of cooling device for seamless steel pipe interior surface |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106001136B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106984659A (en) * | 2017-05-24 | 2017-07-28 | 山东汇通工业制造有限公司 | A kind of equipment for seamless steel pipe internal cooling |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5933011A (en) * | 1982-08-19 | 1984-02-22 | Kawasaki Steel Corp | Production of seamless steel pipe |
| JPH05185131A (en) * | 1992-01-10 | 1993-07-27 | Sumitomo Metal Ind Ltd | Production of seamless stainless steel pipe |
| CN201632478U (en) * | 2010-03-04 | 2010-11-17 | 山西创奇实业有限公司 | Cooling and lubricating device of movable core rod |
| CN101947564A (en) * | 2010-09-01 | 2011-01-19 | 莱芜钢铁股份有限公司 | Combined type water-passing cooler |
| CN202336473U (en) * | 2011-11-19 | 2012-07-18 | 常州瑞源钢管有限公司 | Improved perforating trolley of seamless steel tube |
| CN204448815U (en) * | 2015-02-08 | 2015-07-08 | 常州常宝精特能源管材有限公司 | The inside and outside synchronous cooling device in Steel Tube Rolling top |
-
2016
- 2016-05-26 CN CN201610374473.7A patent/CN106001136B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5933011A (en) * | 1982-08-19 | 1984-02-22 | Kawasaki Steel Corp | Production of seamless steel pipe |
| JPH05185131A (en) * | 1992-01-10 | 1993-07-27 | Sumitomo Metal Ind Ltd | Production of seamless stainless steel pipe |
| CN201632478U (en) * | 2010-03-04 | 2010-11-17 | 山西创奇实业有限公司 | Cooling and lubricating device of movable core rod |
| CN101947564A (en) * | 2010-09-01 | 2011-01-19 | 莱芜钢铁股份有限公司 | Combined type water-passing cooler |
| CN202336473U (en) * | 2011-11-19 | 2012-07-18 | 常州瑞源钢管有限公司 | Improved perforating trolley of seamless steel tube |
| CN204448815U (en) * | 2015-02-08 | 2015-07-08 | 常州常宝精特能源管材有限公司 | The inside and outside synchronous cooling device in Steel Tube Rolling top |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106984659A (en) * | 2017-05-24 | 2017-07-28 | 山东汇通工业制造有限公司 | A kind of equipment for seamless steel pipe internal cooling |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106001136B (en) | 2017-11-14 |
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Address after: 243000 R & D Building 1, north side of Beijing Avenue, Ma'anshan demonstration park, Anhui Province Patentee after: MAANSHAN AHUT INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. Address before: No. 578 Taibai Avenue, economic and Technological Development Zone, Maanshan City, Anhui Province Patentee before: MAANSHAN AHUT INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |