CN212443147U - Casting nozzle for improving casting and rolling speed and casting and rolling equipment applying same - Google Patents
Casting nozzle for improving casting and rolling speed and casting and rolling equipment applying same Download PDFInfo
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- CN212443147U CN212443147U CN202020333989.9U CN202020333989U CN212443147U CN 212443147 U CN212443147 U CN 212443147U CN 202020333989 U CN202020333989 U CN 202020333989U CN 212443147 U CN212443147 U CN 212443147U
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Abstract
The utility model belongs to the technical field of non-ferrous metal casting and rolling production, and relates to a casting nozzle for improving the casting and rolling speed and casting and rolling equipment using the casting nozzle, wherein at least two channels are arranged in the casting nozzle in parallel; a plurality of shunting blocks are arranged in the inner cavity of the casting nozzle; the casting and rolling equipment comprises a front box, wherein the front box is divided into a plurality of liquid level isolation boxes, and each liquid level isolation box is communicated to a channel in the casting nozzle through a chute; and a roller is arranged on the liquid outlet side of the casting nozzle. The utility model discloses can form effectual cooling arc length between the roll surface of casting nozzle and roll, extension area of contact improves the cooling capacity, can effectively improve the cooling capacity of casting roll to improve the casting and rolling production speed, satisfy the efficient casting and rolling production, and ensure production quality.
Description
Technical Field
The utility model belongs to the technical field of non ferrous metal cast rolling production, a cast rolling equipment that is used for improving cast rolling speed's cast mouth and uses this cast mouth is related to.
Background
The cast-rolling production process has become a common understanding of modern industrial production due to the advantages of short flow, high efficiency, low energy consumption and the like. However, the industrial production of high-speed continuous casting and rolling is not yet mature, the technology still needs to be developed, and especially, many technical problems need to be solved in the aspect of casting and rolling equipment, most researchers have intensively studied on roller cooling devices, but many researchers have no revolutionary progress, and especially, the production speed is not improved subversively, or the production cannot be continued because of unstable equipment, or the production cannot be realized because of high strength grade of varieties. The urgent tasks of the current aluminum strip production are how to improve the production efficiency, how to improve the production variety and how to rapidly produce high-strength alloy aluminum, and the urgent needs and market situation requirements of the current aluminum strip production enterprises are met.
On this basis, it is necessary to seek a method and means for improving productivity and productivity, but in the case where the internal structure and external conditions of the existing casting and rolling machine are determined, it seems unlikely that the improvement of cooling capacity of the casting and rolling machine is desired, and thus the improvement and improvement of casting and rolling production speed is also restricted for a long time. However, with the innovation of the technology and the urgent need of the product, the deep technology thereof must be explored, so that the cooling capacity of the casting roller can be rapidly improved, and the production efficiency is further improved. The liquid supply area of the casting roller is a core area with cooling capacity, the essence of the core area is that the molten aluminum is in contact heat exchange with the roller surfaces of the two rollers, and the size of the contact area directly determines the cooling heat exchange capacity. Therefore, the proper contact heat exchange area is beneficial to improving the cooling capacity, the cooling contact arc length is improved on the basis, the cooling heat exchange time is prolonged, and the cooling capacity is improved.
Because the conventional casting and rolling machine which is commonly used at present adopts a 'casting and rolling machine + single short casting nozzle' arrangement mode, the cooling capacity is low, the casting and rolling speed is slow, the requirement of increasing the production and increasing the speed can not be met, and meanwhile, the conventional casting and rolling machine can not produce high-strength alloy aluminum due to the limitation of the cooling capacity and can not meet the requirement of the current technical development.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a cast rolling equipment for improving cast rolling speed's cast mouth and applied this cast mouth provides a technical scheme with multichannel cast mouth for solve among the prior art cooling capacity not enough, cooling efficiency low, production speed slow, the energy consumption is big, economic nature subalternation problem.
In order to achieve the above purpose, the utility model provides a following technical scheme:
a casting nozzle for improving the casting and rolling speed is provided with at least two channels in parallel; and a plurality of shunting blocks are arranged in the inner cavity of the casting nozzle.
Optionally, the inner cavity of the casting nozzle is a cavity distributed according to a mathematical rule, and the plurality of shunting blocks form a positive space.
Optionally, the arrangement of the shunting blocks is more than that of the vertical type:
L＝nS+mx+y+2b
in the formula:
-L is the total length of the lumen in mm;
s is the width of the shunting block, and S is 6-12 mm;
-x is the edge void length in mm;
-y is the central void length in mm;
b is the length of a gap at the end part, and the unit b is 40-60 mm;
n is the number of shunting blocks；
-m is the number of edge voids.
The casting and rolling equipment for improving the casting and rolling speed comprises a front box, wherein the front box is divided into a plurality of liquid level isolation boxes, and each liquid level isolation box is communicated to a channel in the casting nozzle through a chute; and a roller is arranged on the liquid outlet side of the casting nozzle.
Optionally, the mill roll device further comprises a frame, and the mill roll is mounted on the frame.
Optionally, the front box, the chute and the casting nozzle are all arranged on the frame through adjusting and locking devices.
Optionally, the casting nozzle device further comprises a casting nozzle seat, and the casting nozzle is fixed in the casting nozzle seat.
Optionally, the casting device further comprises an outlet cooling device, wherein the outlet cooling device is arranged on one side of the roller far away from the casting nozzle.
Optionally, the casting nozzle comprises two channels.
Optionally, the front box is a double-liquid-level isolation box and is respectively communicated to different channels of the casting nozzle.
The beneficial effects of the utility model reside in that:
the utility model discloses a formed effectual cooling arc length between the roll surface of casting nozzle and roll, extension area of contact improves the cooling capacity to adopt triangle-shaped's reposition of redundant personnel piece to cut apart into the inner chamber of casting nozzle according to certain mathematical law and be fit for the water flow distribution nozzle that flows, can effectively improve the cooling capacity of casting roll, thereby improve the casting and rolling production speed, satisfy efficient casting and rolling production, and ensure production quality.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.
Drawings
For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:
fig. 1 is a schematic view of the overall construction of a casting and rolling apparatus for increasing the casting and rolling speed according to the present invention;
fig. 2 is a schematic view of the overall structure of a casting nozzle for increasing the casting speed according to the present invention;
fig. 3 is a schematic view of another perspective structure of a nozzle for increasing a casting speed according to the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can also be implemented or applied through other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.
Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating directions or positional relationships based on the directions or positional relationships shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore, the terms describing the positional relationships in the drawings are only used for illustrative purposes and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings of the terms according to specific situations.
Referring to fig. 1-3, the reference numbers in the figures refer to the following elements: the device comprises a front box 1, a chute 2, a casting nozzle seat 3, a double-channel casting nozzle 4, double casting rolls 5, a machine base 6, an outlet cooling device 7, a flow dividing block 8 and an adjusting and locking device 9.
The embodiment uses the binary channels as an example, and its casting nozzle adopts the binary channels casting nozzle, and the roll adopts two cast rolls, and the front box adopts two liquid level shielded cells, and it is right below on the basis of this embodiment the utility model discloses further explain.
The casting and rolling equipment for improving the casting and rolling speed in the embodiment at least comprises: the device comprises a front box 1, a chute 2, a casting nozzle seat 3, a double-channel casting nozzle 4, double casting rolls 5, a machine base 6, an outlet cooling device 6, a flow dividing block 8 and an adjusting and locking device 9. The dual-channel casting nozzle adopts a flow injection runner mode of dividing the inner cavity of the casting nozzle into two-way channels according to a mathematical liquid flow rule, and is divided into an upper channel and a lower channel, and each channel is independent and interdependent; the double-channel casting nozzle 4 is arranged on the casting nozzle seat 3; the nozzle base 3 is arranged on the adjusting and locking device 9, and the double-channel nozzle 4 is tightly matched with the roll surface 5 of the double casting roll to form an organism; the adjusting and locking device 9 is arranged on the stand 6 of the double casting rolls; the outlet cooling device 7 is arranged on the stand 6, is tightly connected with the casting and rolling machine, and can adopt roller type and air cooling to forcibly solidify and cool so as to achieve the purpose of improving the casting and rolling quality; the twin roll casting rolls 5 are mounted on the stand 6.
In the present embodiment, the chute 2 is installed on the front end of the front box 1 and connected to the dual channel nozzle 4, and the dual channel nozzle 4 is installed on the nozzle base 3, and the front box 1 and the nozzle base 3 are installed together on the adjustment locking device 9.
In this embodiment, the adjusting and locking device 9 is installed on the machine base 6, and the adjusting and locking device 9 is a mechanical screw adjusting and locking mechanism.
In this embodiment, the dual-channel casting nozzle 4 is installed between the front box 1 of the casting system and the dual casting rolls 5, the inner cavity of the dual-channel casting nozzle is a cavity distributed according to a mathematical rule, and each cavity is composed of a plurality of shunting blocks and meets the following row vertical type:
L＝nS+mx+y+2b
in the formula:
-L is the total length of the lumen, mm;
s is the width of the shunting block, and S is 6-12 mm;
-x is the edge gap length, mm;
-y is the central void length, mm;
b is the length of a gap at the end part, and b is 40-60 mm;
-n is the number of shunting blocks;
-m is the number of edge voids.
In this embodiment, the two-channel casting nozzle 4 has a triangular block structure made of a special material for the diverter block 8.
In the embodiment, the stand 6 can be installed in any rotation mode, namely horizontal and vertical rotation, and has a stand conversion variable characteristic.
The utility model discloses a two chute binary channels casting nozzle and two casting roll surfaces form the organic cooling cambered surface, and extension cooling arc length increases the cooling contact surface, improves the cooling capacity of roll surface, strengthens the cooling strength of casting roll to can effectively improve the casting and rolling production speed, improve production efficiency. The novel method and the equipment for improving the casting and rolling speed of the aluminum strip can meet the requirements of key process equipment in the high-speed roll type casting and rolling production of the high-strength aluminum alloy thin strip, can meet the requirements of process equipment in the roll type casting and rolling production of medium and low-speed thick strips, and particularly meet the requirements of the roll type casting and rolling production of the high-speed thin strip of high-strength aluminum alloy.
Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.
Claims (9)
1. A casting nozzle for improving the casting and rolling speed is characterized in that at least two channels are arranged in parallel in the casting nozzle; and a plurality of shunting blocks are arranged in the inner cavity of the casting nozzle.
2. The nozzle for increasing casting and rolling speed as set forth in claim 1, wherein the diverter blocks are arranged in a vertical manner satisfying a lower row:
L＝nS+mx+y+2b
in the formula:
-L is the total length of the lumen in mm;
s is the width of the shunting block, and S is 6-12 mm;
-x is the edge void length in mm;
-y is the central void length in mm;
b is the length of a gap at the end part, and the unit b is 40-60 mm;
-n is the number of shunting blocks;
-m is the number of edge voids.
3. Casting and rolling equipment for improving casting and rolling speed, which is characterized in that the casting nozzle as claimed in any one of claims 1-2 is applied, and comprises a front box, wherein the front box is divided into a plurality of liquid level isolation boxes, and each liquid level isolation box is communicated to a channel in the casting nozzle through a chute; and a roller is arranged on the liquid outlet side of the casting nozzle.
4. A casting and rolling apparatus for increasing casting and rolling speed as claimed in claim 3, further comprising a stand, the rolls being mounted on the stand.
5. Casting and rolling equipment for increasing casting and rolling speed according to claim 4, characterised in that the front box, the chute and the nozzle are arranged on the frame by means of adjusting and locking devices.
6. The casting and rolling apparatus for increasing casting and rolling speed according to claim 3, further comprising a nozzle holder, the nozzle being fixed in the nozzle holder.
7. A casting and rolling apparatus for increasing casting and rolling speed as claimed in claim 3, further comprising outlet cooling means provided on a side of the rolls remote from the nozzle.
8. The casting and rolling apparatus for increasing casting and rolling speed as claimed in claim 3, wherein the nozzle includes two passages.
9. Casting and rolling equipment for increasing the casting and rolling speed according to claim 8, characterised in that the front box is a double level separator box, which communicates with different channels of the nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020333989.9U CN212443147U (en) | 2020-03-17 | 2020-03-17 | Casting nozzle for improving casting and rolling speed and casting and rolling equipment applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020333989.9U CN212443147U (en) | 2020-03-17 | 2020-03-17 | Casting nozzle for improving casting and rolling speed and casting and rolling equipment applying same |
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| Publication Number | Publication Date |
|---|---|
| CN212443147U true CN212443147U (en) | 2021-02-02 |
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| CN202020333989.9U Active CN212443147U (en) | 2020-03-17 | 2020-03-17 | Casting nozzle for improving casting and rolling speed and casting and rolling equipment applying same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299528A (en) * | 2020-03-17 | 2020-06-19 | 中冶赛迪工程技术股份有限公司 | Casting nozzle for improving casting and rolling speed and casting and rolling equipment applying same |
-
2020
- 2020-03-17 CN CN202020333989.9U patent/CN212443147U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111299528A (en) * | 2020-03-17 | 2020-06-19 | 中冶赛迪工程技术股份有限公司 | Casting nozzle for improving casting and rolling speed and casting and rolling equipment applying same |
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