CN203875299U - Novel cooling roller - Google Patents
Novel cooling roller Download PDFInfo
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- CN203875299U CN203875299U CN201420300625.5U CN201420300625U CN203875299U CN 203875299 U CN203875299 U CN 203875299U CN 201420300625 U CN201420300625 U CN 201420300625U CN 203875299 U CN203875299 U CN 203875299U
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- inner core
- copper sheathing
- described inner
- chill roll
- fin
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Abstract
The utility model discloses a novel cooling roller which comprises a copper sleeve, an inner core and two cover plates. The two cover plates are fixedly connected to the two ends of an opening of the copper sleeve respectively to be matched with the copper sleeve to form closed space for containing the inner core; the novel cooling roller further comprises a main shaft, the main shaft penetrates through the two cover plates and the center of the inner core, and a cooling medium flowing channel is formed in the main shaft; the inner core is of a cylinder structure, a flange is arranged on the peripheral face, facing the copper sleeve, of the inner core, the flange spirally extends from one end of the inner core to the other end of the inner core in the mode of surrounding the peripheral face of the inner core, and a spiral channel for cooling media to pass through is formed. By means of the copper sleeve, water attached to the inner surface of the copper roller is stirred by the flange under high-speed rotation, laminar flow between the inner surface of the copper roller and the circulation water is further avoided, the cooling capacity of the copper roller is improved, and the quality of amorphous strips is guaranteed.
Description
Technical field
The utility model relates to a kind of chill roll, is specifically related to a kind of amorphous alloy Cast Strip equipment novel chill roll used that is applicable to, and belongs to heat transfer technology field.
Background technology
Non-crystaline amorphous metal is to develop in the world in recent decades novel-section very popular and that have a strategic meaning one of to be, in prior art, non-crystaline amorphous metal adopts flash set technology equipment conventionally, the alloy molten solution that is about to special component is cast in by nozzle on the cooling body of continuous motion or in cooling fluid, alloy molten solution rapid solidification and form amorphous alloy.The planar flow casting technology for making of amorphous alloy, be widely used in the production process of amorphous alloy ribbon, in amorphous alloy planar flow casting manufacturing apparatus has, cooling body is one of important component part of equipment, the cooling capacity of cooling body directly affects the Performance and quality of amorphous band, in the planar flow casting carrying device of amorphous alloy, the cooling body being widely adopted is the copper roller that adopts circulating water, when alloy molten solution is cast in the outer surface of water-cooled copper roller by nozzle, because copper has larger heat-conducting system, make the heat of alloy molten solution by heat, conduct the inner surface that passes to rapidly copper roller, the inner surface of copper roller has cooling water to pass through, therefore heat is recycled cooling water and takes away.
The preparation technology of amorphous band requires strict to chill roll surface temperature, because roll surface directly contacts with motlten metal, determining cooling velocity and the Forming Quality of metal, generally, the heat discharging when motlten metal solidifies can not reach inner surface by cooling roller shell outer surface in time and the water that is cooled is taken away, will cause roller shell surface temperature to raise, the cooling velocity of molten metal declines, and finally can not get amorphous structure.Therefore, optimize the structure of chill roll, adjusting process parameter, is controlled at chill-roll temperature field in uniform temperature value, to obtaining high-quality amorphous alloy band, has great importance.
Chinese patent literature CN103418764A discloses a kind of cooling roller device of producing amorphous nanocrystalline soft magnetic material, it mainly comprises roller matrix, roller shell, two cover plates and main shaft, main shaft is provided with roller matrix, roller matrix cylindrical side is provided with roller shell, roller matrix both sides are respectively equipped with two cover plates, and be connected by roller shell, two cover plate neighborings are provided with the bulge loop matching with roller shell, roller matrix cylindrical central area is provided with annular boss, roller shell inner surface central area is placed with spirality tank, the boss periphery laminating of spirality tank end face and roller matrix forms spirality flow of cooling water passage, two symmetrical equidistant flow of cooling water passages of stairstepping annular about roller shell inner surface outside surrounds jointly with two cover plates and roller matrix periphery.On the inner surface of the roller shell of this chill roll, be provided with inside spin structure, its roller shell processing and manufacturing difficulty, the waste of copper roll material; In addition, above-mentioned helical structure is single-screw passage, its water velocity is relatively slow, monosymmetric stairstepping circular passage, when rotating, chill roll can form eddy current, be unfavorable for passing through of cooling medium, and water velocity slows down and easily make the temperature difference of chill roll intake-outlet increase, affect the quality of amorphous band.
Utility model content
For solving the roller shell processing and manufacturing difficulty of chill roll in prior art, and in the cooling medium process of circulation, easily form eddy current, be unfavorable for the problem that cooling medium passes through, and then provide a kind of cooling capacity high, the simple novel chill roll of manufacture craft.
For this reason, the scheme that the utility model is taked is,
A novel chill roll, comprises copper sheathing, inner core and two cover plates, and described two cover plates are fixedly connected on respectively the opening two ends of described copper sheathing and coordinate with described copper sheathing and form one for holding the enclosure space of described inner core; Also comprise a main shaft, the center that described main shaft runs through described two cover plates and described inner core arranges, and offers cooling medium circulation passage in described main shaft; Wherein, described inner core is cylindrical structure, described inner core is provided with fin on the outer peripheral face of described copper sheathing, and described fin is spirally extended to the other end of described inner core, the helical duct passing through in order to form cooling medium from one end of described inner core around the outer peripheral face of described inner core;
Described two cover plates are respectively into water cover plate and water outlet cover plate, in water inlet cover plate and water outlet cover plate, form respectively a plurality of by center to extraradial pod apertures;
Described main shaft comprises water inlet pipe and outlet pipe, in the enclosure space of described two cover plates and the formation of described copper sheathing, described water inlet pipe is provided with water inlet, described outlet pipe is provided with delivery port, described water inlet pipe is connected with described water inlet cover plate by described water inlet, and described outlet pipe is connected with described water outlet cover plate by described delivery port.
In above-mentioned novel chill roll, described inner core is provided with a plurality of fins on the outer peripheral face of described copper sheathing, and a plurality of described fin correspondences arrange and form the multi-head spiral passage that cooling medium passes through.
In above-mentioned novel chill roll, described fin is 2-5mm along described inner core width radially, described fin along described inner spindle to width be 4-8mm; The pitch of described multi-head spiral passage is 15-25mm.
In above-mentioned novel chill roll, described fin is 5mm along described inner core width radially, described fin along described inner spindle to width be 5mm, the pitch of described multi-head spiral passage is 20mm.
In above-mentioned novel chill roll, described inner core is provided with 4 fins on the outer peripheral face of described copper sheathing, and the top of 4 described fins is evenly distributed on the same circumference of outer peripheral face of described inner core.
In above-mentioned novel chill roll, described fin and described inner core are wholely set, and there is space at the terminal of described fin and top respectively and between the two edges of described inner core, and described fin contacts with described copper sheathing.
In above-mentioned novel chill roll, described cover plate comprises inner core contact plate and the copper sheathing contact plate of coaxial setting,
Described inner core contact plate deviates from the end face of described inner core and is provided with the first guiding gutter, described copper sheathing contact plate is provided with the second guiding gutter on the end face of described inner core, described the first guiding gutter and described the second guiding gutter coordinate the described pod apertures of formation, in order to guided, circulate.
In above-mentioned novel chill roll, the cross section of described pod apertures is circular, and the degree of depth of described the first guiding gutter is greater than the degree of depth of described the second guiding gutter;
Described pod apertures is along the radially extension of described cover plate, and described pod apertures is evenly arranged in described cover plate, and its quantity is 40-60.
In above-mentioned novel chill roll, the diameter of described inner core contact plate is less than the diameter of described copper sheathing contact plate, makes to form annular gap between described inner core contact plate and described copper sheathing, in order to be communicated with the cooling medium in described cover plate and described inner core.
In above-mentioned novel chill roll, the width of described annular gap is 5mm, described water entering surface and described in go out the water surface and in axial direction caving near the part in axle center.
Compared with prior art, the utlity model has following advantage,
(1) copper sheathing of the present utility model is under High Rotation Speed, spirality fin is to being attached to the water generates agitaion of copper roller inner surface, and then overcome the laminar flow phenomenon existing between copper roller inner surface and recirculated water, and strengthened the cooling capacity of copper roller, guaranteed the quality of amorphous band.
(2) chill roll of the present utility model, the large helical pitch of described multi-head spiral passage, the structure of fine pitch have shortened passing through the time of cooling medium, reduced the temperature of outlet cooling medium, the temperature difference of having dwindled cold action roller intake-outlet, guarantees the degree of supercooling of amorphous moulding better.
(3) chill roll of the present utility model, described helical duct be multi-head spiral, make, under prerequisite that the large helical pitch of helical duct arranges, to guarantee enough heat exchange areas, guarantee the degree of supercooling of amorphous moulding.
(4) chill roll of the present utility model, described helical duct is arranged in interior core outer surface, and when conventional machined is manufactured, moulding is easy, saves the use of copper sheathing material.
(5) chill roll of the present utility model, is on the cover board provided with pod apertures, in order to the circulation of guided.
Accompanying drawing explanation
For content of the present utility model is more likely to be clearly understood, according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein below
Fig. 1 is the structural representation of chill roll described in the utility model;
Fig. 2 is the cross-sectional schematic of chill roll described in the utility model;
Fig. 3 is helical duct schematic diagram described in the utility model;
The perspective view of cover plate described in Fig. 4;
Fig. 5 is the set-up mode schematic diagram of 1 fin described in the utility model.
In figure, Reference numeral is expressed as: 1-main shaft, 2-water outlet cover plate, 3-inner core, 4-copper sheathing, the 5-cover plate of intaking, 6-fin, 7-the first guiding gutter, 8-the second guiding gutter.
The specific embodiment
As Figure 1-3, a kind of novel chill roll, comprises copper sheathing 4, inner core 3 and two cover plates, and described two cover plates are fixedly connected on respectively the opening two ends of described copper sheathing and coordinate with described copper sheathing and form one for holding the enclosure space of described inner core; Also comprise a main shaft 1, the center that described main shaft 1 runs through described two cover plates and described inner core 3 arranges, and offers cooling medium circulation passage in described main shaft; Wherein, described inner core 3 is cylindrical structure, described inner core 3 is provided with fin 6 on the outer peripheral face of described copper sheathing 4, and described fin 6 is spirally extended to the other end of described inner core, the helical duct passing through in order to form cooling medium from one end of described inner core 3 around the outer peripheral face of described inner core; Described two cover plates are respectively into water cover plate 5 and water outlet cover plate 6, water inlet cover plate 5 and water outlet cover plate 6 interior form respectively a plurality of by center to extraradial pod apertures (as shown in Figure 4); Described main shaft comprises water inlet pipe and outlet pipe, in the enclosure space of described two cover plates and the formation of described copper sheathing, described water inlet pipe is provided with water inlet, described outlet pipe is provided with delivery port, described water inlet pipe is connected with described water inlet cover plate by described water inlet, and described outlet pipe is connected with described water outlet cover plate by described delivery port.
In embodiment of the present utility model, described fin can be one, and its set-up mode as shown in Figure 5, described fin is 5mm along described inner core width radially, described fin along described inner spindle to width be 5mm, fin forms the single-screw passage of cooling medium, its pitch is 20mm; Described fin can be many, and a plurality of described fin correspondences arrange and form the multi-head spiral passage that cooling medium passes through.As preferred embodiment, described inner core is provided with 4 fins on the outer peripheral face of described copper sheathing, and the top of 4 described fins is evenly distributed on the same circumference of outer peripheral face of described inner core.4 described fin correspondences arrange and form 4 helical ducts that cooling medium passes through.The pitch of described 4 helical ducts is 20mm, and helical pitch is 80mm.
In other embodiments, described fin can preferably be controlled in 2-5mm for 2mm, 3mm or other value along described inner core width radially, described fin along described inner spindle to width can, for 4mm, 6mm or other value, preferably be controlled in 4-8mm; The pitch of described helical duct can, for 15mm, 18mm or other value, preferably be controlled in 15-25mm.
On the basis of above-mentioned embodiment, described fin and described inner core are wholely set, and there is space at the terminal of described fin and top respectively and between the two edges of described inner core, and described fin contacts with described copper sheathing.
On the basis of above-mentioned embodiment, described cover plate comprises inner core contact plate and the copper sheathing contact plate of coaxial setting, described inner core contact plate deviates from the end face of described inner core and is provided with the first guiding gutter 7, described copper sheathing contact plate is provided with the second guiding gutter 8 on the end face of described inner core, described the first guiding gutter 7 and described the second guiding gutter 8 coordinate the described pod apertures of formation, in order to guided, circulate.
On the basis of above-mentioned embodiment, the cross section of described pod apertures is circular, and the degree of depth of described the first guiding gutter is greater than the degree of depth of described the second guiding gutter; As shown in Figure 4, described pod apertures is along the radially extension of described cover plate, and described pod apertures is evenly arranged in described cover plate, and its quantity is 40-60.
On the basis of above-mentioned embodiment, the diameter of described inner core contact plate is less than the diameter of described copper sheathing contact plate, make to form annular gap between described inner core contact plate and described copper sheathing, in order to be communicated with the cooling medium in described cover plate and described inner core, preferably, the width of described annular gap is 5mm.
On the basis of above-mentioned embodiment, described water entering surface and described in go out the water surface and in axial direction caving near the part in axle center.
Obviously, above-described embodiment is only for example is clearly described, and the not restriction to embodiment.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without also giving all embodiments.And the apparent variation of being extended out thus or change are still among protection domain of the present utility model.
Claims (10)
1. a novel chill roll, comprises copper sheathing, inner core and two cover plates, and described two cover plates are fixedly connected on respectively the opening two ends of described copper sheathing and coordinate with described copper sheathing and form one for holding the enclosure space of described inner core; Also comprise a main shaft, the center that described main shaft runs through described two cover plates and described inner core arranges, and offers cooling medium circulation passage in described main shaft;
It is characterized in that,
Described inner core is cylindrical structure, described inner core is provided with fin on the outer peripheral face of described copper sheathing, described fin is spirally extended to the other end of described inner core, the helical duct passing through in order to form cooling medium from one end of described inner core around the outer peripheral face of described inner core;
Described two cover plates are respectively into water cover plate and water outlet cover plate, in water inlet cover plate and water outlet cover plate, form respectively a plurality of by center to extraradial pod apertures;
Described main shaft comprises water inlet pipe and outlet pipe, in the enclosure space of described two cover plates and the formation of described copper sheathing, described water inlet pipe is provided with water inlet, described outlet pipe is provided with delivery port, described water inlet pipe is connected with described water inlet cover plate by described water inlet, and described outlet pipe is connected with described water outlet cover plate by described delivery port.
2. novel chill roll according to claim 1, is characterized in that,
Described inner core is provided with a plurality of fins on the outer peripheral face of described copper sheathing, and a plurality of described fin correspondences arrange and form the multi-head spiral passage that cooling medium passes through.
3. novel chill roll according to claim 2, is characterized in that,
Described fin is 2-5mm along described inner core width radially, described fin along described inner spindle to width be 4-8mm; The pitch of described multi-head spiral passage is 15-25mm.
4. novel chill roll according to claim 3, is characterized in that,
Described fin is 5mm along described inner core width radially, described fin along described inner spindle to width be 5mm, the pitch of described multi-head spiral passage is 20mm.
5. novel chill roll according to claim 4, is characterized in that, described inner core is provided with 4 fins on the outer peripheral face of described copper sheathing, and the top of 4 described fins is evenly distributed on the same circumference of outer peripheral face of described inner core.
6. novel chill roll according to claim 5, is characterized in that, described fin and described inner core are wholely set, and there is space at the terminal of described fin and top respectively and between the two edges of described inner core, and described fin contacts with described copper sheathing.
7. according to the arbitrary described novel chill roll of claim 1-6, it is characterized in that,
Described cover plate comprises inner core contact plate and the copper sheathing contact plate of coaxial setting,
Described inner core contact plate deviates from the end face of described inner core and is provided with the first guiding gutter, described copper sheathing contact plate is provided with the second guiding gutter on the end face of described inner core, described the first guiding gutter and described the second guiding gutter coordinate the described pod apertures of formation, in order to guided, circulate.
8. novel chill roll according to claim 7, is characterized in that,
The cross section of described pod apertures is circular, and the degree of depth of described the first guiding gutter is greater than the degree of depth of described the second guiding gutter;
Described pod apertures is along the radially extension of described cover plate, and described pod apertures is evenly arranged in described cover plate, and its quantity is 40-60.
9. novel chill roll according to claim 8, is characterized in that,
The diameter of described inner core contact plate is less than the diameter of described copper sheathing contact plate, makes to form annular gap between described inner core contact plate and described copper sheathing, in order to be communicated with the cooling medium in described cover plate and described inner core.
10. novel chill roll according to claim 9, is characterized in that,
The width of described annular gap is 5mm, described water entering surface and described in go out the water surface and in axial direction caving near the part in axle center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300625.5U CN203875299U (en) | 2014-06-06 | 2014-06-06 | Novel cooling roller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420300625.5U CN203875299U (en) | 2014-06-06 | 2014-06-06 | Novel cooling roller |
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| CN203875299U true CN203875299U (en) | 2014-10-15 |
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| CN201420300625.5U Expired - Fee Related CN203875299U (en) | 2014-06-06 | 2014-06-06 | Novel cooling roller |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735010A (en) * | 2017-02-22 | 2017-05-31 | 北京航空航天大学 | A kind of chill roll prepared suitable for Amorphous Wide Ribbon |
| CN107081410A (en) * | 2017-04-25 | 2017-08-22 | 王宇 | One kind rotation chill roll and its cooling means |
| CN108080415A (en) * | 2017-12-14 | 2018-05-29 | 辽宁科技大学 | A kind of magnesium alloy electromagnetism tilting casting and rolling machine and magnesium alloy board casting-rolling method |
| CN108453964A (en) * | 2018-01-29 | 2018-08-28 | 兆晶股份有限公司 | A kind of chill roll |
| CN113714475A (en) * | 2021-08-16 | 2021-11-30 | 江苏国能合金科技有限公司 | Amorphous crystallizer copper sheathing |
| CN114789239A (en) * | 2022-05-31 | 2022-07-26 | 无锡诚材科技有限公司 | Nanocrystalline crystallizer with circumferential grooves |
| CN115194104A (en) * | 2022-06-24 | 2022-10-18 | 无锡诚材科技有限公司 | Circumferential groove nanocrystalline crystallizer with axially-cooled power distributed uniformly |
-
2014
- 2014-06-06 CN CN201420300625.5U patent/CN203875299U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106735010A (en) * | 2017-02-22 | 2017-05-31 | 北京航空航天大学 | A kind of chill roll prepared suitable for Amorphous Wide Ribbon |
| CN107081410A (en) * | 2017-04-25 | 2017-08-22 | 王宇 | One kind rotation chill roll and its cooling means |
| CN108080415A (en) * | 2017-12-14 | 2018-05-29 | 辽宁科技大学 | A kind of magnesium alloy electromagnetism tilting casting and rolling machine and magnesium alloy board casting-rolling method |
| CN108453964A (en) * | 2018-01-29 | 2018-08-28 | 兆晶股份有限公司 | A kind of chill roll |
| CN113714475A (en) * | 2021-08-16 | 2021-11-30 | 江苏国能合金科技有限公司 | Amorphous crystallizer copper sheathing |
| CN113714475B (en) * | 2021-08-16 | 2023-04-11 | 江苏国能合金科技有限公司 | Amorphous crystallizer copper sheathing |
| CN114789239A (en) * | 2022-05-31 | 2022-07-26 | 无锡诚材科技有限公司 | Nanocrystalline crystallizer with circumferential grooves |
| CN114789239B (en) * | 2022-05-31 | 2023-12-01 | 无锡诚材科技有限公司 | Nanocrystalline crystallizer with circumferential grooves |
| CN115194104A (en) * | 2022-06-24 | 2022-10-18 | 无锡诚材科技有限公司 | Circumferential groove nanocrystalline crystallizer with axially-cooled power distributed uniformly |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 Termination date: 20180606 |
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| CF01 | Termination of patent right due to non-payment of annual fee |