CN203817375U - Nozzle for Fe-based amorphous broadband preparation - Google Patents
Nozzle for Fe-based amorphous broadband preparation Download PDFInfo
- Publication number
- CN203817375U CN203817375U CN201420205820.XU CN201420205820U CN203817375U CN 203817375 U CN203817375 U CN 203817375U CN 201420205820 U CN201420205820 U CN 201420205820U CN 203817375 U CN203817375 U CN 203817375U
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- China
- Prior art keywords
- nozzle
- hole
- circular hole
- seam
- based amorphous
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- 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.)
- Expired - Lifetime
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- 238000002360 preparation method Methods 0.000 title abstract description 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 27
- 239000010959 steel Substances 0.000 claims abstract description 27
- 230000006641 stabilisation Effects 0.000 claims description 14
- 238000011105 stabilization Methods 0.000 claims description 14
- 230000002459 sustained effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 abstract description 4
- 238000002955 isolation Methods 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 abstract description 2
- 230000008018 melting Effects 0.000 abstract 2
- 238000002844 melting Methods 0.000 abstract 2
- 230000009993 protective function Effects 0.000 abstract 1
- 238000005507 spraying Methods 0.000 abstract 1
- 239000007921 spray Substances 0.000 description 19
- 238000007789 sealing Methods 0.000 description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000010079 rubber tapping Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000005300 metallic glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Abstract
The utility model discloses a nozzle for Fe-based amorphous broadband preparation, which comprises a nozzle seam, a round-hole steady-flow groove and a steel liquid steady-flow hole, wherein a round-hole CO heating groove which is parallel with the round-hole steady-flow groove is disposed at the same height with the round-hole steady-flow groove, a CO air gun hole is disposed in the top of the round-hole CO heating groove, the lower end of the round-hole CO heating groove is communicated with a protective air seam, stairs are disposed at the front end of the nozzle seam, and a boss is disposed on the outer edge on the top of the nozzle seam. By heating air in the protective air seam, the nozzle for the Fe-based amorphous broadband preparation not only realizes CO heating and thermal insulation to the nozzle, but also realizes protective functions such as air isolation to ''a melting pool''. The nozzle ensures a constant temperature of steel liquid at the nozzle during band spraying and increases stability of the ''melting pool''.
Description
Technical field
The utility model relates to Amorphous Wide Ribbon preparation facilities, is specifically related to a kind of Fe-based amorphous wide-band system nozzle.
Background technology
Amorphous Wide Ribbon is after the molten alloy molten steel of 1300 ℃ of left and right is extruded by nozzle, and the copper roller that meridian velocity 20～30m/s rotates is the amorphous thin ribbon of 22～30 microns of the thickness of cooling rear preparation fast.Molten alloy liquid be the direct water conservancy diversion of nozzle by special tectonic to the copper roller of quick rotation, cooling rapidly with the speed of 1,000,000 degree per second, only with the time of signa, just the molten steel of 1300 ℃ is dropped to below 200 ℃.In this course, nozzle structure is a key factor of impact " weld pool " and band quality.The nozzle of prior art easily causes the generation of the bad phenomenon such as " weld pool " is unstable, band scratch, pore.
Summary of the invention
Technical problem to be solved in the utility model is just to provide a kind of Amorphous Wide Ribbon scratch, pore of producing of can making and reduces as far as possible and the uniform Fe-based amorphous wide-band system nozzle of thickness.
For solving the problems of the technologies described above, the utility model adopts following technical scheme: a kind of Fe-based amorphous wide-band system nozzle, comprise nozzle seam, sew on described nozzle the circular hole stable chute that end communicates, the molten steel current stabilization hole communicating with described circular hole stable chute upper end, the length of described nozzle seam is 80～220mm, width is 0.3～0.8mm, the degree of depth is 2～4mm, described circular hole stable chute is horizontally disposed with on described nozzle seam length direction, described circular hole stable chute top is intervally distributed with circular hole, the diameter of described circular hole is 8～15mm, the degree of depth is 10～30mm, described circular hole upper end is connected with lower end, molten steel current stabilization hole, and the diameter in described molten steel current stabilization hole is 8～15mm, at described circular hole stable chute sustained height, be provided with the circular hole CO heating tank parallel with described circular hole stable chute, described circular hole CO heating tank top is provided with CO air gun hole, described circular hole CO heating tank lower end is connected with protection air cleft, the length of described protection air cleft is 4～20mm, width is 0.2～1mm, and the degree of depth is 2～4mm, and the diameter of described circular hole CO heating tank is 8～15mm, the degree of depth is 10～50mm, and the diameter in described CO air gun hole is 8～15mm.
Conventional spout mode of heating is to conduct heat to the mode of heating of nozzle with Elema or Resistant heating spray cup, deposit defect both ways: the one, heat conduction is slowly, the 2nd, when spray with time nozzle and chill roll spacing only have the spacing of 0.2～0.5mm, nozzle temperature sharply declines and causes the molten steel temperature that flows through nozzle to decline, and affects strip quality and becomes band rate.And nozzle of the present utility model improves on design structure, adopt the mode of CO heating, first heated nozzle before spray band, when nozzle temperature >=800 ℃, by described CO air gun hole, nozzle is passed into the addition of C O gas-heated nozzle, temperature can rise to 1250～1300 ℃ fast also can keep temperature constant, when molten steel flows into molten steel current stabilization hole when spray band, can enter stably circular hole stable chute, the CO2 producing after CO in circular hole CO heating tank burning by described protection air cleft to " weld pool " is protected, played the turbulent air that isolation High Rotation Speed chill roll produces, effectively avoided " weld pool " oxidation.
Preferably, the quantity in described molten steel current stabilization hole is 6～16.
Preferably, described nozzle seam front end is provided with step, and the length of described step is identical with the length of described nozzle seam, and the width of described step is 2～10mm, is highly 1～2mm.This step can reduce contacting of " weld pool " and nozzle bottom surface, has reduced the quantity of strip surface scratch.When molten steel mass flowing nozzle stitches, between chill roll and nozzle, form stable " weld pool ", add the effect of spray nozzle front end step, under the traction of the chill roll of High Rotation Speed, can form the amorphous band of tape thickness uniformity, good toughness and excellent performance.
Preferably, described nozzle seam outer, top is provided with boss, and the width of described boss is 1～2mm, is highly 2～4mm.This boss plays a part to reinforce and strengthen sealing in the time of can making nozzle be connected sealing with spray cup, avoids expanded by heating bleed-out under hot operation state.
A kind of Fe-based amorphous wide-band system nozzle of the present utility model, by the gas of heated protective air cleft, not only nozzle is carried out to CO heating and thermal insulation, but also " weld pool " played to the protective effect of isolated air etc., guaranteed spray with time nozzle place molten steel temperature constant, improved the stability of " weld pool "; Add that spray band tapping mouth sews on the equally distributed circular hole of end and can reduce the impact of molten steel fluctuation on molten steel in nozzle in spray bag, further improve the stability of " weld pool "; The step of spray nozzle front end can reduce the generation of the bad phenomenon such as band scratch again; Thereby make high-temperature fusion aluminium alloy from the ejection of spray band tapping mouth seam, can form thickness evenly, excellent performance and stable non-crystaline amorphous metal broadband; The boss of nozzle upper edge has strengthened nozzle and has been connected with the sealing of spray cup, avoid high temperature spray with time bleed-out phenomenon generation.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is further described:
Fig. 1 is the structural representation of a kind of Fe-based amorphous wide-band system nozzle of the utility model;
Fig. 2 is the side view of a kind of Fe-based amorphous wide-band system nozzle of the utility model;
Fig. 3 is the top view of a kind of Fe-based amorphous wide-band system nozzle of the utility model;
Fig. 4 is the upward view of a kind of Fe-based amorphous wide-band system nozzle of the utility model.
The specific embodiment
The preferred embodiment 1 of a kind of Fe-based amorphous wide-band system nozzle of the utility model, as shown in Figures 1 to 4, comprise nozzle seam 1, stitch with described nozzle the circular hole stable chute 4 that 1 upper end communicates, the molten steel current stabilization hole 3 communicating with described circular hole stable chute 4 upper ends, the length of described nozzle seam 1 is 80～220mm, width is 0.3～0.8mm, the degree of depth is 2～4mm, described circular hole stable chute 4 stitches on 1 length direction and is horizontally disposed with along described nozzle, described circular hole stable chute 4 tops are intervally distributed with circular hole, the diameter of described circular hole is 8～15mm, the degree of depth is 10～30mm, described circular hole upper end is connected with 3 lower ends, molten steel current stabilization hole, and the diameter in described molten steel current stabilization hole 3 is 8～15mm, at described circular hole stable chute 4 sustained heights, be provided with the circular hole CO heating tank 6 parallel with described circular hole stable chute 4, described circular hole CO heating tank 6 tops are provided with CO air gun hole 5, described circular hole CO heating tank 6 lower ends are connected with protection air cleft 2, the length of described protection air cleft 2 is 4～20mm, width is 0.2～1mm, and the degree of depth is 2～4mm, and the diameter of described circular hole CO heating tank 6 is 8～15mm, the degree of depth is 10～50mm, and the diameter in described CO air gun hole 5 is 8～15mm.
Conventional spout mode of heating is to conduct heat to the mode of heating of nozzle with Elema or Resistant heating spray cup, deposit defect both ways: the one, heat conduction is slowly, the 2nd, when spray with time nozzle and chill roll spacing only have the spacing of 0.2～0.5mm, nozzle temperature sharply declines and causes the molten steel temperature that flows through nozzle to decline, and affects strip quality and becomes band rate.And nozzle of the present utility model improves on design structure, adopt the mode of CO heating, first heated nozzle before spray band, when nozzle temperature >=800 ℃, by described CO air gun hole, nozzle is passed into the addition of C O gas-heated nozzle, temperature can rise to 1250～1300 ℃ fast also can keep temperature constant, when molten steel flows into molten steel current stabilization hole when spray band, can enter stably circular hole stable chute, the CO2 producing after CO in circular hole CO heating tank burning by described protection air cleft to " weld pool " is protected, played the turbulent air that isolation High Rotation Speed chill roll produces, effectively avoided " weld pool " oxidation.
The quantity in described molten steel current stabilization hole 3 is 6～16.
Described nozzle stitches 1 front end and is provided with step 8, and the length of described step 8 is identical with the length of described nozzle seam 1, and the width of described step 8 is 2～10mm, is highly 1～2mm.This step 8 can reduce contacting of " weld pool " and nozzle bottom surface, has reduced the quantity of strip surface scratch.When molten steel mass flowing nozzle stitches 1, between chill roll and nozzle, form stable " weld pool ", add the effect of spray nozzle front end step 8, under the traction of the chill roll of High Rotation Speed, can form the amorphous band of tape thickness uniformity, good toughness and excellent performance.
Described nozzle stitches 1 outer, top and is provided with boss 7, and the width of described boss 7 is 1～2mm, is highly 2～4mm.This boss 7 plays a part to reinforce and strengthen sealing in the time of can making nozzle be connected sealing with spray cup, avoids expanded by heating bleed-out under hot operation state.
The foregoing is only specific embodiment of the utility model, but technical characterictic of the present utility model is not limited to this, any those skilled in the art is in field of the present utility model, and the variation of doing or modification are all encompassed among the scope of the claims of the present utility model.
Claims (4)
1. a Fe-based amorphous wide-band system nozzle, it is characterized in that: comprise nozzle seam (1), the circular hole stable chute (4) communicating with described nozzle seam (1) upper end, the molten steel current stabilization hole (3) communicating with described circular hole stable chute (4) upper end, the length of described nozzle seam (1) is 80～220mm, width is 0.3～0.8mm, the degree of depth is 2～4mm, described circular hole stable chute (4) stitches on (1) length direction and is horizontally disposed with along described nozzle, described circular hole stable chute (4) top is intervally distributed with circular hole, the diameter of described circular hole is 8～15mm, and the degree of depth is 10～30mm; Described circular hole upper end is connected with lower end, molten steel current stabilization hole (3), and the diameter in described molten steel current stabilization hole (3) is 8～15mm; At described circular hole stable chute (4) sustained height, be provided with the circular hole CO heating tank (6) parallel with described circular hole stable chute (4); described circular hole CO heating tank (6) top is provided with CO air gun hole (5); described circular hole CO heating tank (6) lower end is connected with protection air cleft (2); the length of described protection air cleft (2) is 4～20mm; width is 0.2～1mm; the degree of depth is 2～4mm; the diameter of described circular hole CO heating tank (6) is 8～15mm; the degree of depth is 10～50mm, and the diameter in described CO air gun hole (5) is 8～15mm.
2. a kind of Fe-based amorphous wide-band system nozzle according to claim 1, is characterized in that: the quantity in described molten steel current stabilization hole (3) is 6～16.
3. a kind of Fe-based amorphous wide-band system nozzle according to claim 1, it is characterized in that: described nozzle seam (1) front end is provided with step (8), the length of described step (8) is identical with the length that described nozzle stitches (1), the width of described step (8) is 2～10mm, is highly 1～2mm.
4. a kind of Fe-based amorphous wide-band system nozzle according to claim 1, is characterized in that: described nozzle seam (1) outer, top is provided with boss (7), and the width of described boss (7) is 1～2mm, is highly 2～4mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205820.XU CN203817375U (en) | 2014-04-24 | 2014-04-24 | Nozzle for Fe-based amorphous broadband preparation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420205820.XU CN203817375U (en) | 2014-04-24 | 2014-04-24 | Nozzle for Fe-based amorphous broadband preparation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203817375U true CN203817375U (en) | 2014-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420205820.XU Expired - Lifetime CN203817375U (en) | 2014-04-24 | 2014-04-24 | Nozzle for Fe-based amorphous broadband preparation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203817375U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728675A (en) * | 2016-04-05 | 2016-07-06 | 江苏国能合金科技有限公司 | Nozzle flame heating device of amorphous thin belt equipment |
| CN105935748A (en) * | 2016-04-05 | 2016-09-14 | 江苏国能合金科技有限公司 | Quick heating device for spray nozzle of amorphous ribbon equipment |
| CN107710352A (en) * | 2016-05-27 | 2018-02-16 | 安泰科技股份有限公司 | Iron-base nanometer crystal alloy ultrathin wideband and its manufacture method |
| CN110860663A (en) * | 2019-10-10 | 2020-03-06 | 青岛正望钢水控制股份有限公司 | Double-roller ultrathin strip casting system and molten steel heat compensation method for weld puddle |
-
2014
- 2014-04-24 CN CN201420205820.XU patent/CN203817375U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105728675A (en) * | 2016-04-05 | 2016-07-06 | 江苏国能合金科技有限公司 | Nozzle flame heating device of amorphous thin belt equipment |
| CN105935748A (en) * | 2016-04-05 | 2016-09-14 | 江苏国能合金科技有限公司 | Quick heating device for spray nozzle of amorphous ribbon equipment |
| CN105935748B (en) * | 2016-04-05 | 2018-05-08 | 江苏国能合金科技有限公司 | A kind of amorphous thin ribbon equipment nozzle nonstorage calorifier |
| CN107710352A (en) * | 2016-05-27 | 2018-02-16 | 安泰科技股份有限公司 | Iron-base nanometer crystal alloy ultrathin wideband and its manufacture method |
| CN107710352B (en) * | 2016-05-27 | 2020-02-18 | 安泰科技股份有限公司 | Ultra-thin wide band of iron-based nanocrystalline alloy and manufacturing method thereof |
| CN110860663A (en) * | 2019-10-10 | 2020-03-06 | 青岛正望钢水控制股份有限公司 | Double-roller ultrathin strip casting system and molten steel heat compensation method for weld puddle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190404 Address after: 315301 Xinxing Avenue, Zonghan Street, Xinxing Industrial Cluster District, Cixi City, Ningbo City, Zhejiang Province, 88 Patentee after: ZHEJIANG ZHAOJING ELECTRICAL TECHNOLOGY Co.,Ltd. Address before: No. 88 Xinxing Avenue, Zonghan Emerging Industrial Cluster Area, Cixi City, Ningbo City, Zhejiang Province, 315000 Patentee before: ZHAOJING INCORPORATED CO. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20140910 |