CN221018059U - Withdrawal and straightening machine roller with internal circulation water cooling system - Google Patents
Withdrawal and straightening machine roller with internal circulation water cooling system Download PDFInfo
- Publication number
- CN221018059U CN221018059U CN202322770210.6U CN202322770210U CN221018059U CN 221018059 U CN221018059 U CN 221018059U CN 202322770210 U CN202322770210 U CN 202322770210U CN 221018059 U CN221018059 U CN 221018059U
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- cooling channel
- roller body
- tension leveler
- water
- withdrawal
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 109
- 238000001816 cooling Methods 0.000 title claims abstract description 98
- 238000003466 welding Methods 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 8
- 229910052799 carbon Inorganic materials 0.000 claims description 4
- 239000000498 cooling water Substances 0.000 abstract description 10
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 230000003116 impacting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000009749 continuous casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Straightening Metal Sheet-Like Bodies (AREA)
Abstract
The utility model discloses a tension leveler roller with an internal circulation water cooling system, which comprises a tension leveler roller body, wherein a main cooling channel is arranged on the central axis of the tension leveler roller body, one end of the main cooling channel is closed, the other end of the main cooling channel is connected with a rotary joint, a water inlet and a water outlet are arranged on the rotary joint, a plurality of communicated circulation cooling channels are arranged on the periphery of the roller body of the tension leveler roller body, and the circulation cooling channels are communicated with the main cooling channel. The circulating cooling channel and the main cooling channel are matched to comprehensively cool the tension leveler roller, so that the cooling water flow rate is increased, the heat conduction efficiency is increased, the working temperature of the roller surface of the tension leveler roller is greatly reduced, the better hardness is kept, and the service life of the tension leveler roller is prolonged.
Description
Technical Field
The utility model relates to the field of withdrawal and straightening machines, in particular to a withdrawal and straightening machine roller with an internal circulation water cooling system.
Background
The tension leveler is a device for applying bending stress and tensile stress to the strip material simultaneously to enable the strip material to yield and deform and straighten. The quality of the tension leveler roller serving as a key component of the tension leveler directly influences the quality of a workpiece. Because the roller surface of the withdrawal and straightening machine roller is contacted with the casting blank for a long time in the continuous casting process, the temperature rises faster, and water cooling is needed in time. The existing tension leveler roller adopts a roller body central water cooling structure, specifically, cooling water enters from one end center of the roller body and comes out from the other end center, but because the roller body is thicker, the cooling water is not timely cooled on the outer surface of the roller body and the sleeve, and the service life of the tension leveler roller is reduced.
Disclosure of utility model
The utility model provides a tension leveler roller with an internal circulation water cooling system, and aims to solve the problems that the existing tension leveler roller is not cooled timely and the service life of the tension leveler roller is short.
The utility model relates to a tension leveler roller with an internal circulation water cooling system, which comprises a tension leveler roller body, wherein a main cooling channel is arranged on the central axis of the tension leveler roller body, one end of the main cooling channel is closed, the other end of the main cooling channel is connected with a rotary joint, a water inlet and a water outlet are arranged on the rotary joint, a plurality of communicated circulation cooling channels are arranged on the periphery of the roller body of the tension leveler roller body, a first water inlet communicated with the main cooling channel is arranged in the circulation cooling channel close to the water inlet, and a first water outlet is arranged at the periphery of the tension leveler roller body; a second water outlet hole communicated with the main cooling channel is formed in the circulating cooling channel close to the water outlet, and a second water inlet hole is formed in the position close to the periphery of the tension leveler roller body; a third water inlet hole and a third water outlet hole which are communicated with the circulating cooling channels at two sides are arranged in the middle circulating cooling channel; a baffle is arranged on one side of the first water outlet hole, the third water outlet hole, which is far away from the main cooling channel; and a sealing ring which is flush with the outer periphery of the withdrawal and straightening machine roller body is arranged on the outer periphery of the circulating cooling channel.
Preferably, an activated carbon filter screen is arranged at the water inlet.
Preferably, the activated carbon filter screen is honeycomb.
Preferably, the baffle is vertically welded in the circulating cooling channel, and the height of the welding seam is more than or equal to 5mm.
Preferably, the height of the baffle is less than the radius of the circulating cooling channel.
Preferably, the sealing ring is welded on the periphery of the withdrawal and straightening machine roller body, and a welding groove is reserved on the withdrawal and straightening machine roller body.
Preferably, the depth of the welding groove is more than or equal to 20mm, and the width is more than or equal to 15mm.
Preferably, the first water outlet, the second water inlet, the third water inlet and the third water outlet are collinear.
Compared with the prior art, the utility model has the following beneficial effects:
1. According to the tension leveler roller with the internal circulation water cooling system, the circulation cooling channels are additionally arranged on the periphery of the roller body, the circulation cooling channels are matched with the main cooling channels to comprehensively cool the tension leveler roller body, the cooling water flow is increased, meanwhile, the heat conduction efficiency is increased, the working temperature of the roller surface of the tension leveler roller is greatly reduced, the good hardness is kept, and the service life of the tension leveler roller body is prolonged.
2. The withdrawal and straightening machine roller with the internal circulation water cooling system provided by the utility model is provided with the baffle plate at one side of the first water outlet hole and the third water outlet hole far away from the main cooling channel, so that the purpose of blocking the circulating water flowing through is achieved, the circulating water is accelerated to flow back after impacting the baffle plate, and then smoothly enters the first water outlet hole and the third water outlet hole to flow into the next circulation cooling channel, and the withdrawal and straightening machine roller body is effectively cooled.
3. According to the withdrawal and straightening machine roller with the internal circulation water cooling system, the honeycomb-shaped active carbon filter screen is arranged at the water inlet of the main cooling channel, so that circulating water is filtered, and impurities are prevented from blocking the circulating cooling channel when circulating water flows in. The filter screen is cleared up it regularly after intercepting impurity to improve the filter effect, guarantee that the cooling process is effectively gone on smoothly.
4. According to the withdrawal and straightening machine roller with the internal circulation water cooling system, the sealing ring which is flush with the outer periphery of the withdrawal and straightening machine roller body is welded on the outer periphery of the circulation cooling channel, and the withdrawal and straightening machine roller body is integrally machined after welding is finished, so that the outer surface of the withdrawal and straightening machine roller is smooth and attractive, and meanwhile, the safety of the withdrawal and straightening machine roller is improved. After the processing of the withdrawal and straightening machine roller body is completed, water flow is introduced for pressure maintaining for 24 hours, if no leakage exists, the withdrawal and straightening machine roller is good in tightness and can be put into use, if leakage exists, repair welding is performed, pressure maintaining test is performed again until no leakage exists, and the withdrawal and straightening machine roller is put into use again, and is high in safety and strong in practicability.
5. According to the tension leveler roller with the internal circulation water cooling system, the welding groove is reserved on the tension leveler roller body before the sealing ring is welded, so that the arc can penetrate into the root of the sealing ring to be welded thoroughly, the quality of a welding seam and the strength and the durability of a welding joint are improved, and the sealing performance is strong.
Drawings
FIG. 1 is a schematic drawing of a withdrawal and straightening machine roller in half section;
In the figure: 1-a tension leveler roller body; 2-a primary cooling channel; 3-a water inlet; 4-a water outlet; 5-a circulating cooling channel; 6-a first water inlet hole; 7-a first water outlet hole; 8-a second water outlet hole; 9-a second water inlet hole; 10-a third water inlet hole; 11-a third water outlet hole; 12-baffle; 13-a sealing ring; 14-welding grooves.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
As shown in fig. 1, the utility model relates to a tension leveler roller with an internal circulation water cooling system, which comprises a tension leveler roller body 1, wherein a main cooling channel 2 is arranged on the central axis of the tension leveler roller body 1, one end of the main cooling channel 2 is closed, the other end is connected with a rotary joint, a water inlet 3 and a water outlet 4 are arranged on the rotary joint and are respectively used for connecting a water inlet pipe and a water outlet pipe, and cooling water in the main cooling channel 2 is circulated; a honeycomb-shaped active carbon filter screen is embedded at the water inlet 3 to filter cooling water entering the main cooling channel 2, so that impurities are prevented from blocking the circulating cooling channel when circulating water flows in; three communicated circulating cooling channels 5 are formed in the periphery of the roller body of the tension leveler roller body 1, a first water inlet hole 6 communicated with the main cooling channel 2 is formed in the circulating cooling channel 5 close to the water inlet 3, and a first water outlet hole 7 is formed in the periphery of the roller body 1 close to the tension leveler roller body; a second water outlet hole 8 communicated with the main cooling channel 2 is arranged in the circulating cooling channel 5 close to the water outlet 4, and a second water inlet hole 9 is arranged at the periphery close to the withdrawal and straightening machine roller body 1; the middle circulating cooling channel 5 is internally provided with a third water inlet hole 10 and a third water outlet hole 11 which are communicated with the circulating cooling channels 5 at two sides, and the first water outlet hole 7, the second water inlet hole 9, the third water inlet hole 10 and the third water outlet hole 11 are collinear, so that circulating water can flow in the withdrawal and straightening machine roller body 1 rapidly, and cooling is accelerated; the baffle 12 is arranged on one side of the first water outlet hole 7 and the third water outlet hole 11 far away from the main cooling channel 2, the baffle 12 is vertically welded in the circulating cooling channel 5, the height of a welding seam is 5mm, the height of the baffle 12 is one half of the radius of the circulating cooling channel 5, the purpose of the baffle 12 is to form obstruction to circulating water flowing through, so that the circulating water can flow back in an accelerating way after impacting the baffle 12, then smoothly flows into the next circulating cooling channel 5, and the roller body 1 of the withdrawal and straightening machine can be effectively cooled; the welding groove 14 with the depth of 20mm and the width of 15mm is reserved on the tension leveler roller body 1 and is used for welding the sealing ring 13 which is parallel to the periphery of the tension leveler roller body 1 on the periphery of the circulating cooling channel 5, the sealing ring 13 is made of a steel plate with the thickness of 20mm, the welding groove 14 can ensure that an electric arc penetrates into the root of the sealing ring 13 to be welded thoroughly, so that the welding quality and the strength and the durability of a welding joint are improved, and the sealing performance is strong. After the circulation cooling channel 5 is machined, the withdrawal and straightening machine roller body 1 is machined, the protruding part of the welding seam is removed, the appearance of the withdrawal and straightening machine roller body 1 is smooth, and finally 8Kg of water is introduced for maintaining pressure for 24 hours, so that no leakage is found, and the withdrawal and straightening machine roller body 1 has good tightness and can be put into use.
When the withdrawal and straightening machine works, the water inlet pipe connected to the rotary joint is used for introducing cooling water into the withdrawal and straightening machine roller body 1, the cooling water flows into the main cooling channel 2 through the water inlet 3, then flows into the first circulating cooling channel 5 through the first water inlet 6, flows out of the first water outlet 7 and enters the second circulating cooling channel 5 through the third water inlet 10 after flowing around the periphery of the withdrawal and straightening machine roller body 1 for cooling, flows out of the third water outlet 11 and enters the third circulating cooling channel 5 through the second water inlet 9 after flowing around the periphery of the withdrawal and straightening machine roller body 1 for cooling, finally flows out of the second water outlet 8 and merges with the cooling water of the main cooling channel 2 after flowing around the periphery of the withdrawal and straightening machine roller body 1, flows out of the water outlet 4 to the water outlet pipe after cooling, and circularly and reciprocally completes continuous cooling work of the withdrawal and straightening machine roller body 1. The circulating cooling channel 5 is matched with the main cooling channel 2 to comprehensively cool the withdrawal and straightening machine roller body 1, so that the cooling water flow rate is increased, the heat conduction efficiency is increased, the working temperature of the roller surface of the withdrawal and straightening machine roller body 1 is greatly reduced, the better hardness is maintained, and the service life of the withdrawal and straightening machine roller body 1 is prolonged.
Claims (8)
1. The utility model provides a draw machine roller with internal circulation water cooling system, includes draw machine roller body (1), be equipped with main cooling channel (2) on draw machine roller body (1) axis, main cooling channel (2) one end is sealed, and the other end connection has rotary joint, is equipped with water inlet (3) and delivery port (4), its characterized in that on the rotary joint: the outer periphery of the roller body of the tension leveler roller body (1) is provided with a plurality of communicated circulating cooling channels (5), a first water inlet hole (6) communicated with the main cooling channel (2) is arranged in the circulating cooling channel (5) close to the water inlet (3), and a first water outlet hole (7) is arranged at the outer periphery of the roller body close to the tension leveler roller body (1); a second water outlet hole (8) communicated with the main cooling channel (2) is arranged in the circulating cooling channel (5) close to the water outlet (4), and a second water inlet hole (9) is arranged at the periphery close to the withdrawal and straightening machine roller body (1); a third water inlet hole (10) and a third water outlet hole (11) which are communicated with the circulating cooling channels (5) at two sides are arranged in the circulating cooling channel (5) at the middle part; a baffle plate (12) is arranged at one side of the first water outlet hole (7) and the third water outlet hole (11) far away from the main cooling channel (2); the periphery of the circulating cooling channel (5) is provided with a sealing ring (13) which is flush with the periphery of the withdrawal and straightening machine roller body (1).
2. The tension leveler roller with the internal circulation water cooling system as recited in claim 1, wherein: an active carbon filter screen is arranged at the water inlet (3).
3. A tension leveler roller with an internal circulation water cooling system as recited in claim 2, wherein: the active carbon filter screen is honeycomb.
4. The tension leveler roller with the internal circulation water cooling system as recited in claim 1, wherein: the baffle (12) is vertically welded in the circulating cooling channel (5), and the height of a welding line is more than or equal to 5mm.
5. The tension leveler roller with the internal circulation water cooling system as recited in claim 4, wherein: the height of the baffle plate (12) is smaller than the radius of the circulating cooling channel (5).
6. The tension leveler roller with the internal circulation water cooling system as recited in claim 1, wherein: the sealing ring (13) is welded on the periphery of the withdrawal and straightening machine roller body (1), and a welding groove (14) is reserved on the withdrawal and straightening machine roller body (1).
7. The tension leveler roller with the internal circulation water cooling system as recited in claim 6, wherein: the depth of the welding groove (14) is more than or equal to 20mm, and the width is more than or equal to 15mm.
8. A tension leveler roller with an internal circulation water cooling system as recited in any one of claims 1-7, wherein: the first water outlet hole (7), the second water inlet hole (9), the third water inlet hole (10) and the third water outlet hole (11) are collinear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322770210.6U CN221018059U (en) | 2023-10-16 | 2023-10-16 | Withdrawal and straightening machine roller with internal circulation water cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322770210.6U CN221018059U (en) | 2023-10-16 | 2023-10-16 | Withdrawal and straightening machine roller with internal circulation water cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221018059U true CN221018059U (en) | 2024-05-28 |
Family
ID=91169752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322770210.6U Active CN221018059U (en) | 2023-10-16 | 2023-10-16 | Withdrawal and straightening machine roller with internal circulation water cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221018059U (en) |
-
2023
- 2023-10-16 CN CN202322770210.6U patent/CN221018059U/en active Active
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