CN212350311U - Novel double-row foot roller device for crystallizer of continuous casting machine - Google Patents
Novel double-row foot roller device for crystallizer of continuous casting machine Download PDFInfo
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- CN212350311U CN212350311U CN202020397106.0U CN202020397106U CN212350311U CN 212350311 U CN212350311 U CN 212350311U CN 202020397106 U CN202020397106 U CN 202020397106U CN 212350311 U CN212350311 U CN 212350311U
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Abstract
The utility model discloses a conticaster crystallizer is with novel double sufficient roller device relates to conticaster technical field. The novel double-row foot roller comprises a crystallizer, a novel double-row foot roller, a vibrating device and a casting blank, wherein the vibrating device is fixedly arranged outside the crystallizer, the novel double-row foot roller is fixedly arranged below the crystallizer, the casting blank is movably connected inside the novel double-row foot roller, the novel double-row foot roller comprises a mounting flange, a foot roller frame mounting plate is arranged on the lower surface of the mounting flange, a roller is arranged inside the foot roller frame mounting plate, and an eccentric shaft is arranged in the middle of the foot roller frame mounting plate; the novel double-row roller is arranged, the size of the novel double-row roller is adjusted, the size of the roller is changed from original 135mm to 148mm, better supporting conditions are provided for a casting blank of a crystallizer, the running quantity of the roller is reduced, the phenomena of casting blank quality desquamation and bulging are improved, and the normal running track of the casting blank is guaranteed under the condition of high pulling speed.
Description
Technical Field
The utility model relates to a conticaster technical field specifically is a conticaster crystallizer is with novel double sufficient roller device.
Background
The four sides of the lower opening of most crystallizers of the existing square billet continuous casting machine are all provided with a foot roller, the diameter of the foot roller is small, the foot roller does not have enough rigidity and hardness, the installation position of a foot roller frame is small, the shape selection strength and the rigidity of a steel plate do not meet the requirements, and the contact length in the transverse section direction of a casting blank cannot be ensured due to the too short length of the foot roller, so that the stress concentration of a hot billet at the position can cause longitudinal crack and steel leakage.
1. In the prior art, when the foot roller and the foot roller frame deform, the foot roller cannot be aligned with the crystallizer, the casting blank forms transverse stress, steel leakage is easy to occur, and the quality of the casting blank is unstable.
2. In the prior art, when the foot roller and the foot roller frame deform, the foot roller cannot support a casting blank, the casting blank cannot be centered in a crystallizer, the steel passing amount of a copper pipe of the crystallizer is low, the abrasion is large, and spare parts are consumed greatly.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information constitutes prior art already known to a person skilled in the art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a be not enough to prior art, the utility model provides a conticaster crystallizer is with novel double sufficient roller device possesses casting blank stable in quality, stand wear and tear advantage, has solved the unstable, the big problem of wearing and tearing of casting blank quality.
For the purpose that realizes above-mentioned casting blank stable quality, stand wear and tear, the utility model provides a following technical scheme: a novel double-row foot roller device for a crystallizer of a continuous casting machine comprises a crystallizer, a novel double-row foot roller, a vibration device and a casting blank, wherein the vibration device is fixedly arranged outside the crystallizer, the novel double-row foot roller is fixedly arranged below the crystallizer, and the casting blank is movably connected inside the novel double-row foot roller;
novel double sufficient roller includes mounting flange, mounting flange's lower surface is provided with sufficient roller frame mounting panel, the inside of sufficient roller frame mounting panel is provided with the roller, the centre of sufficient roller frame mounting panel is provided with the eccentric shaft, the one end that the eccentric shaft extends to sufficient roller frame mounting panel side is provided with the locating plate, the surface of locating plate is provided with the scale.
As an optimized technical scheme of the utility model, the quantity of roller is four, and two bisymmetry settings of four rollers are in the left and right sides of novel double sufficient roller.
As an optimized technical scheme of the utility model, the eccentric shaft is total two sets ofly, and is provided with a set of eccentric shaft between per two rollers.
As an optimal technical scheme of the utility model, the upper end of casting blank is located the inside of crystallizer, the casting blank extends to the below of crystallizer and passes the inside below that extends to novel double foot roller of novel double foot roller from the crystallizer is inside.
As a preferred technical scheme of the utility model, the locating plate is fan-shaped structure, be provided with the spout on the locating plate, be provided with the adjusting knob in the spout on the locating plate, the scale sets up the spout left side at the locating plate.
As a preferred technical scheme of the utility model, sufficient roller frame mounting panel is cylindrically, and the one end diameter that sufficient roller frame mounting panel is close to mounting flange is greater than its one end of keeping away from sufficient roller frame mounting panel.
Compared with the prior art, the utility model provides a conticaster crystallizer is with novel double sufficient roller device possesses following beneficial effect:
1. this conticaster crystallizer is with novel double foot roller device through setting up novel double foot roller, adjusts the size of novel double foot roller, changes foot roller size into 148mm by original 135mm, for going out the crystallizer casting blank provides better supporting condition, reduces the play volume of foot roller, improves the casting blank quality and takes off the side and the phenomenon of bulging tripe, has guaranteed under the high speed condition of drawing, guarantees the normal operation orbit of casting blank.
2. This conticaster crystallizer is with novel double sufficient roller device through setting up novel double sufficient roller, is different from current sufficient roller, and former sufficient roller material is 1Cr18Ni9Ti, does not have surface conditioning, and the reform transform is sufficient roller parent metal 4Cr2WMoVsi, and the thermal treatment quenching and tempering improves the hardness after the processing of 10mm tungsten carbide of surface spraying to prevent that deformation from appearing in sufficient roller, sufficient roller frame, reach the purpose that improves the wearability.
Drawings
Fig. 1 is a layout diagram of the present invention;
fig. 2 is a schematic structural view of the novel double-row foot roller of the present invention;
FIG. 3 is a schematic view of the roller structure of the present invention;
fig. 4 is a schematic structural view of the foot roller positioning plate of the present invention.
In the figure: 1. a crystallizer; 2. a novel double-row foot roller; 3. a vibrating device; 4. casting blanks; 5. installing a flange; 6. a foot roll frame mounting plate; 7. a roller; 8. an eccentric shaft; 9. positioning a plate; 10. and (4) calibration.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the utility model discloses a novel double-foot roller device for a continuous casting machine crystallizer, which comprises a crystallizer 1, a novel double-foot roller 2, a vibration device 3 and a casting blank 4, wherein the vibration device 3 is fixedly arranged outside the crystallizer 1, the novel double-foot roller 2 is fixedly arranged below the crystallizer 1, and the casting blank 4 is movably connected inside the novel double-foot roller 2;
novel double-row foot roller 2 includes mounting flange 5, mounting flange 5's lower surface is provided with sufficient roller frame mounting panel 6, the inside of sufficient roller frame mounting panel 6 is provided with roller 7, the centre of sufficient roller frame mounting panel 6 is provided with eccentric shaft 8, the one end that eccentric shaft 8 extends to sufficient roller frame mounting panel 6 side is provided with locating plate 9, the surface of locating plate 9 is provided with scale 10.
Specifically, the number of the rollers 7 is four, and the four rollers 7 are symmetrically arranged on the left side and the right side of the novel double-row foot roller 2 in pairs.
In the embodiment, the four rollers 7 are symmetrically arranged on the left side and the right side of the novel double-foot roller 2 in pairs, so that the rollers 7 are more stable in action.
Specifically, the eccentric shafts 8 are divided into two groups, and a group of eccentric shafts 8 is arranged between every two rollers 7.
In the embodiment, the positions of the eccentric shaft 8 and the roller 7 correspond to each other, so that the internal transmission structure is simplified.
Specifically, the upper end of the casting blank 4 is located inside the crystallizer 1, and the casting blank 4 extends to the lower part of the crystallizer 1 from the inside of the crystallizer 1 and passes through the inside of the novel double-row-foot roller 2 to extend to the lower part of the novel double-row-foot roller 2.
In the embodiment, a casting blank 4 enters the novel double-row-foot roller 2 after being processed in the crystallizer 1, and the casting blank 4 is positioned through the novel double-row-foot roller 2.
Specifically, locating plate 9 is fan-shaped structure, be provided with the spout on the locating plate 9, be provided with the adjusting knob in the spout on the locating plate 9, scale 10 sets up on the spout left side of locating plate 9.
In the embodiment, the opening degree of the novel double-row-foot roller 2 is adjusted through the adjusting button on the positioning plate 9 so as to ensure the middle of the casting blank 4 in the crystallizer 1.
Specifically, the foot roller frame mounting plate 6 is cylindrical, and the diameter of one end, close to the mounting flange 5, of the foot roller frame mounting plate 6 is larger than that of one end, far away from the foot roller frame mounting plate 6, of the foot roller frame mounting plate 6.
In the embodiment, the diameter of the upper end of the foot roller frame mounting plate 6 is larger than that of the lower end, so that the casting blank 4 can conveniently enter the novel double-row foot roller 2.
The utility model discloses a theory of operation and use flow:
when using, install novel double-foot roller 2 in the crystallizer bottom, play decisive supporting role to the good or bad supporting role of crystallizer 1 use, the molten steel is at crystallizer 1 internal cooling, the preliminary solidification takes shape to after having the billet shell of certain thickness, after providing power through the casting machine withdrawal and straightening machine, pull out casting blank 4 to the novel double-foot roller 2 of installing on crystallizer 1, guarantee the midpoint of casting blank 4 in crystallizer 1 through the adjustment of novel double-foot roller 2 opening degree, and the adjustment of novel double-foot roller 2 opening degree can go on through scale 10 on locating plate 9.
To sum up, the novel double-foot roller device for the crystallizer of the continuous casting machine adjusts the size of the novel double-foot roller 2 by arranging the novel double-foot roller 2, changes the foot roller size from original 135mm to 148mm, provides better supporting conditions for a casting blank 4 discharged out of the crystallizer 1, reduces the running amount of the foot roller, improves the phenomena of casting blank 4 quality desquamation and bulging, and ensures the normal running track of the casting blank 4 under the condition of high pulling speed; through setting up novel double sufficient roller 2, be different from current sufficient roller, former sufficient roller material is 1Cr18Ni9Ti, does not have the surface quenching and tempering, and the reform is sufficient roller parent metal 4Cr2WMoVsi again, and the thermal treatment quenching and tempering improves the hardness after the processing of 10mm tungsten carbide of surface spraying to prevent that sufficient roller, sufficient roller frame from appearing deformation, reach the purpose that improves the wearability.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a conticaster crystallizer is with novel double-foot roller device, includes crystallizer (1), novel double-foot roller (2), vibrating device (3) and casting blank (4), its characterized in that: a vibrating device (3) is fixedly installed outside the crystallizer (1), a novel double-row foot roller (2) is fixedly installed below the crystallizer (1), and a casting blank (4) is movably connected inside the novel double-row foot roller (2);
novel double-row foot roller (2) includes mounting flange (5), the lower surface of mounting flange (5) is provided with sufficient roller frame mounting panel (6), the inside of sufficient roller frame mounting panel (6) is provided with roller (7), the centre of sufficient roller frame mounting panel (6) is provided with eccentric shaft (8), the one end that eccentric shaft (8) extended to sufficient roller frame mounting panel (6) side is provided with locating plate (9), the surface of locating plate (9) is provided with scale (10).
2. The novel double-foot roller device for the crystallizer of the continuous casting machine according to claim 1, which is characterized in that: the number of the rollers (7) is four, and the four rollers (7) are symmetrically arranged on the left side and the right side of the novel double-row foot roller (2) in pairs.
3. The novel double-foot roller device for the crystallizer of the continuous casting machine according to claim 1, which is characterized in that: the eccentric shafts (8) are divided into two groups, and a group of eccentric shafts (8) is arranged between every two rollers (7).
4. The novel double-foot roller device for the crystallizer of the continuous casting machine according to claim 1, which is characterized in that: the upper end of the casting blank (4) is located inside the crystallizer (1), and the casting blank (4) extends to the lower portion of the crystallizer (1) from the inside of the crystallizer (1) and passes through the inside of the novel double-row-foot roller (2) to extend to the lower portion of the novel double-row-foot roller (2).
5. The novel double-foot roller device for the crystallizer of the continuous casting machine according to claim 1, which is characterized in that: the positioning plate (9) is of a fan-shaped structure, a sliding groove is formed in the positioning plate (9), an adjusting button is arranged in the sliding groove in the positioning plate (9), and the scales (10) are arranged on the left side of the sliding groove in the positioning plate (9).
6. The novel double-foot roller device for the crystallizer of the continuous casting machine according to claim 1, which is characterized in that: the foot roller frame mounting plate (6) is cylindrical, and the diameter of one end, close to the mounting flange 5, of the foot roller frame mounting plate (6) is larger than that of one end, far away from the foot roller frame mounting plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020397106.0U CN212350311U (en) | 2020-03-25 | 2020-03-25 | Novel double-row foot roller device for crystallizer of continuous casting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020397106.0U CN212350311U (en) | 2020-03-25 | 2020-03-25 | Novel double-row foot roller device for crystallizer of continuous casting machine |
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| CN212350311U true CN212350311U (en) | 2021-01-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054692A (en) * | 2021-11-15 | 2022-02-18 | 阳春新钢铁有限责任公司 | Production control method of ultrahigh-pulling-speed HPB300 steel |
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2020
- 2020-03-25 CN CN202020397106.0U patent/CN212350311U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114054692A (en) * | 2021-11-15 | 2022-02-18 | 阳春新钢铁有限责任公司 | Production control method of ultrahigh-pulling-speed HPB300 steel |
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