CN214212143U - Arc correcting device - Google Patents

Abstract

The utility model provides an arc correcting device. The arc correcting device comprises an arc correcting structure, the arc correcting structure comprises an arc correcting part and an operation part connected with the arc correcting part, the arc correcting part comprises a plurality of arc correcting plates, the plurality of arc correcting plates are arranged at intervals around the operation part, and the arc correcting plates are provided with arc surfaces. The technical scheme of the utility model can improve school arc work efficiency.

Description

Arc correcting device

Technical Field

The utility model relates to an arc calibration technical field particularly, relates to an arc calibration device.

Background

The crystallizer is a key part of a continuous casting machine and mainly comprises a shell, a water jacket and a copper pipe, high-temperature molten steel flows into the copper pipe during continuous casting to form a casting blank with a liquid core, and released heat is taken away by high-speed cooling water in the water jacket. And a foot roller is arranged below the crystallizer, supports the casting blank pulled out of the crystallizer, and sprays water to continuously cool the casting blank, so that the thickness of the shell of the casting blank is increased, and the occurrence of steel leakage accidents caused by overlarge molten steel static pressure in the casting blank is prevented.

Before the crystallizer is used, a foot roller needs to be assembled below a crystallizer body, and an arc surface for the movement of a casting blank, which is formed by a plane formed by the outer wall surface of the foot roller and the inner wall surface of a copper pipe, is required to accord with the contraction rule of steel. The arc correction device known by the inventor is provided with the arc correction plate, arc correction is carried out on the arc surface for the movement of the casting blank through the arc correction plate, and the arc correction device is only provided with the arc correction plate, so that the arc correction can be completed only by carrying out multiple operations on the arc correction plate, and the working efficiency is lower.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides an arc calibration device can improve arc calibration work efficiency.

In order to achieve the above object, the utility model provides an arc calibration device, including the arc calibration structure, the arc calibration structure includes arc calibration portion and the operation portion of being connected with arc calibration portion, and arc calibration portion includes a plurality of arc calibration boards, and a plurality of arc calibration boards set up around the operation portion interval, and the arc calibration board has the arc surface.

Furthermore, the arc correction device comprises four connected arc correction plates, and the four arc correction plates form a cross-shaped structure; or a plurality of arc correction plates are uniformly arranged at intervals; or a plurality of arc correction plates are welded and connected.

Furthermore, the arc correction plate is provided with a groove, and arc surfaces are arranged on two sides of the groove along the length extending direction of the arc correction plate.

Further, the operating portion comprises a first connecting piece connected with the arc correcting plate and a second connecting piece connected with the first connecting piece.

Further, the operation part comprises four second connecting pieces, and the four second connecting pieces form a cross-shaped structure.

Further, the operating part comprises a plurality of second connecting pieces which are uniformly arranged at intervals; or the second connecting piece is connected with the first connecting piece in a welding mode.

Further, the arc correcting device further comprises a positioning plate, the positioning plate comprises a body and a first through hole formed in the body, the arc correcting plate penetrates out of the first through hole, and at least part of the operating portion is located in the first through hole.

Further, the locating plate still including set up on the body and with a plurality of second through-holes of first through-hole intercommunication, a plurality of second through-holes set up around the central axis interval of first through-hole, a plurality of second through-holes and a plurality of school arc board one-to-one setting.

Furthermore, the positioning plate also comprises a positioning column arranged on one side of the body; or, the locating plate also comprises a handle arranged on one side of the body.

Furthermore, the positioning plate also comprises a plurality of positioning columns and a plurality of handles which are arranged on the body, wherein the handles and the positioning columns are alternately arranged along the central axis of the first through hole; or the body is provided with a first side and a second side which are oppositely arranged, the handles are arranged on the first side of the body, and the positioning columns are arranged on the second side of the body.

By applying the technical scheme of the utility model, the arc correcting structure is used for correcting the arc of the cambered surface for the movement of the casting blank; specifically, the arc correcting part is used for correcting the arc of the arc surface for the movement of the casting blank, and the operation part can be conveniently and quickly operated so as to conveniently correct the arc by using the arc correcting part; in the process of arc correction by using the arc correction part, the arc surface of the arc correction plate is attached to the inner wall surface of a copper pipe of the crystallizer, and then the outer wall surface of the foot roller is attached to the arc surface of the arc correction plate by adjusting the foot roller, so that the inner wall surface of the copper pipe and the outer wall surface of the foot roller form an arc surface for movement of a casting blank, and arc correction is completed; according to the technical scheme, the arc correcting part comprises the plurality of arc correcting plates, and arc correction can be performed on the arc surface for the movement of the casting blank through the plurality of arc correcting plates, so that the arc correcting work efficiency is improved.

Drawings

The accompanying drawings, which form a part of the present application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 shows a schematic structural view of an arc correction structure according to an embodiment of the present invention;

FIG. 2 shows a cross-sectional view of the arc straightening structure of FIG. 1;

figure 3 shows a schematic structural view of a positioning plate according to an embodiment of the arc correction device of the present invention;

fig. 4 is a schematic structural view showing a state in which the arc correcting device is connected to the copper pipe and the foot roller according to the embodiment of the present invention;

FIG. 5 is a schematic structural view showing another state in which the arc correcting device of FIG. 4 is connected to a copper tube and a foot roller;

FIG. 6 is a schematic structural view showing another state in which the arc correcting device of FIG. 4 is connected to a copper tube and a foot roller; and

fig. 7 is a schematic structural view showing another state in which the arc correcting device of fig. 4 is connected to a copper tube and a foot roller.

Wherein the figures include the following reference numerals:

10. an arc correcting structure; 11. an arc correction part; 12. an operation section; 13. an arc correcting plate; 14. an arcuate surface; 15. a groove; 16. a first connecting member; 17. a second connecting member; 20. positioning a plate; 21. a body; 22. a first through hole; 23. a second through hole; 24. a positioning column; 25. a handle; 31. a copper pipe; 32. a foot roller.

Detailed Description

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

It is noted that, unless otherwise indicated, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.

In the present application, where the contrary is not intended, the use of directional words such as "upper, lower, top and bottom" is generally with respect to the orientation shown in the drawings, or with respect to the component itself in the vertical, perpendicular or gravitational direction; likewise, for ease of understanding and description, "inner and outer" refer to the inner and outer relative to the profile of the components themselves, but the above directional words are not intended to limit the invention.

To the problem that the school arc work efficiency is lower of a school arc device that the inventor knows, the utility model discloses reach the embodiment of the utility model provides a school arc device.

It should be noted that, in the embodiment of the present invention, the workpiece to be arc-corrected is a crystallizer. The arc correcting device is used for adjusting the position of an arc surface formed by the copper pipe and the foot roller. The arc correction device is particularly suitable for arc correction of the crystallizer and the foot roll of the arc continuous casting machine.

As shown in fig. 1 and fig. 2, in the embodiment of the present invention, the arc calibration device includes an arc calibration structure 10, the arc calibration structure 10 includes an arc calibration portion 11 and an operation portion 12 connected to the arc calibration portion 11, the arc calibration portion 11 includes a plurality of arc calibration plates 13, the plurality of arc calibration plates 13 are arranged around the operation portion 12 at intervals, and the arc calibration plates 13 have arc surfaces 14.

In the above arrangement, the arc correcting structure 10 is used for correcting the arc of the arc surface for the movement of the casting blank; specifically, the arc correcting part 11 is used for correcting the arc of the arc surface for the movement of the casting blank, and the operation part 12 can be arranged to conveniently and quickly operate the arc correcting part 11 so as to conveniently correct the arc by using the arc correcting part 11; in the process of arc correction by using the arc correction part 11, the arc surface 14 of the arc correction plate 13 is attached to the inner wall surface of the copper pipe 31 of the crystallizer, and then the outer wall surface of the foot roller 32 is attached to the arc surface 14 of the arc correction plate 13 by adjusting the foot roller 32, so that the inner wall surface of the copper pipe 31 and the outer wall surface of the foot roller 32 form an arc surface for the movement of a casting blank, and the arc correction work is completed; compared with an arc correction device which is known by the inventor and only comprises one arc correction plate, in the technical scheme of the application, the arc correction part 11 comprises a plurality of arc correction plates 13, and arc correction can be performed on the arc surface for the movement of the casting blank through the plurality of arc correction plates 13, so that the arc correction work efficiency is improved.

Further, in an arc correction device known by the inventor, the arc correction work can be completed only by performing multiple operations on one arc correction plate, and because the arc correction position of each operation has uncertainty, the arc correction precision after the arc correction by the arc correction device is difficult to ensure; for crystallizers such as square billets or rectangular billets, the cambered surfaces of the copper pipes and the planes of the foot rollers are 4, after arc correction is carried out by adopting a single arc correction plate, the distance between the outer wall surfaces of the foot rollers is measured, whether the distance between the outer wall surfaces of the foot rollers meets the requirements of a continuous casting process is judged, and the aim of arc correction can be achieved. However, for the round billet crystallizer, the inner wall surface of the copper pipe of the round billet crystallizer and the outer wall surface of the foot roller are both arc surfaces, when the single arc correction plate is used for correcting the arc of the round billet crystallizer, the copper pipe has a plurality of arc surfaces corresponding to the arc correction plate, and the foot roller also has a plurality of arc surfaces corresponding to the arc correction plate, so when the arc correction plate is used for correcting the arc of the round billet crystallizer, the positioning of the foot roller is not accurate due to the fact that the position of the arc correction plate relative to the copper pipe is not fixed, and the problem that the arc correction precision of the foot roller is low is caused; therefore, the single arc correction plate cannot be used for accurate positioning, the arc surface distance of the foot roller is difficult to measure, and the arc correction precision cannot be guaranteed. Compared with the prior art, in the technical scheme of the application, the plurality of arc correction plates 13 are arranged at intervals around the operation part 12, and the relative positions of the plurality of arc correction plates 13 are fixed, so that the arc correction positions of the arc correction are fixed through the plurality of arc correction plates 13, the copper pipe 31 and the foot roller 32 can be accurately corrected, and the arc correction precision is improved.

Preferably, the plurality of arc correction plates 13 are uniformly spaced. The arrangement can perform uniform arc correction on the inner wall surface of the copper pipe 31 and the outer wall surface of the foot roller 32, and ensure the arc correction precision.

Preferably, the plurality of arc correction plates 13 are welded. The welding connection mode can firmly connect a plurality of arc correction plates 13, and the structural strength of the arc correction part 11 is improved. Of course, in alternative embodiments of the present application, the plurality of arc correction plates 13 may be connected in other manners according to actual needs, for example, connected by a locking member or connected by a snap-fit connection, or the plurality of arc correction plates 13 are integrally formed.

As shown in fig. 2, in the embodiment of the present invention, the arc calibration device includes four connected arc calibration plates 13, and the four arc calibration plates 13 form a cross-shaped structure. With the arrangement, no matter the copper pipe 31 is a square pipe or a circular pipe or a pipe structure with other shapes, the four arc correction plates 13 arranged in a cross shape can uniformly correct the arc of the copper pipe 31 in the circumferential direction, so that the arc correction precision is improved. The utility model discloses an arc calibration device of embodiment is particularly useful for carrying out the school arc to the circle base crystallizer, can carry out the school arc to four cambered surfaces of circle base crystallizer through setting up four school arc boards 13, improves the school arc precision.

As shown in fig. 1, in the embodiment of the present invention, a groove 15 is disposed on the arc calibration plate 13, and the two sides of the groove 15 are both provided with arc surfaces 14 along the length extending direction of the arc calibration plate 13.

In the arrangement, the arc surface 14 at one side of the groove 15 is used for being attached to the inner wall surface of the copper pipe 31, and the arc surface 14 at the other side of the groove 15 is used for being attached to the outer wall surface of the foot roller 32, so that the aim of arc correction is fulfilled; set up recess 15 between the arc surface 14 of both sides can save material on the one hand, resources are saved, and on the other hand can subtract heavy to school arc board 13, realizes school arc board 13's lightweight, the convenient operation to school arc board 13.

Preferably, taking an phi 220mm specification round billet crystallizer as an example, the inner diameter of an upper opening of a copper pipe of the crystallizer is 227.9mm, the inner diameter of a lower opening of the copper pipe of the crystallizer is 225.5mm, the length of the copper pipe is 780mm, and the parabolic back taper of the inner wall surface of the copper pipe is 1.35%/m. The curvature of the arc surface 14 of the arc correction plate 13 may be designed according to the parabolic inverse taper of the inner wall surface of the copper pipe.

As shown in fig. 1, in the embodiment of the present invention, the operation portion 12 includes a first connecting member 16 connected to the arc correcting plate 13 and a second connecting member 17 connected to the first connecting member 16. The second connecting piece 17 is connected with the arc correction plate 13 through the first connecting piece 16, and the arc correction plate 13 can be operated by operating the second connecting piece 17, so that arc correction work is performed.

Preferably, the operating part 12 includes a plurality of second connecting members 17, and the plurality of second connecting members 17 are uniformly spaced. The arc correcting plate 13 can be conveniently operated through the arrangement. Preferably, in the embodiment of the present invention, the operation part 12 includes four second connection members 17, and the four second connection members 17 form a cross structure so as to operate the arc correction plate 13. Preferably, four second connectors 17 are connected to form a cross pin. Preferably, four second connecting members 17 are provided in one-to-one correspondence with the four arc correction plates 13, so that the position of the arc correction plates 13 can be conveniently controlled by operating the second connecting members 17.

Preferably, the second connecting member 17 is welded to the first connecting member 16. This arrangement makes it possible to firmly connect the second link 17 and the first link 16, and to improve the structural strength of the operation portion 12. Of course, in alternative embodiments of the present application, the second connecting member 17 and the first connecting member 16 may be connected by other methods, for example, by a locking member or a snap connection, or the second connecting member 17 and the first connecting member 16 are integrally formed according to actual requirements.

Preferably, the first connecting member 16 is a columnar structure. Preferably, the second connecting member 17 has a cylindrical structure.

As shown in fig. 3, in the embodiment of the present invention, the arc calibration device further includes a positioning plate 20, the positioning plate 20 includes a body 21 and a first through hole 22 disposed on the body 21, the arc calibration plate 13 penetrates out of the first through hole 22, and at least a portion of the operation portion 12 is located in the first through hole 22.

In the above arrangement, the positioning plate 20 is used for positioning the arc calibration structure 10, so that the arc calibration structure 10 can perform arc calibration more stably; specifically, the arc correcting portion 11 penetrates out of the first through hole 22, that is, the arc correcting plates 13 all penetrate out of the first through hole 22, and at least part of the operating portion 12 is located in the first through hole 22, so that the purpose of positioning the arc correcting structure 10 through the positioning plate 20 is achieved, and the arc correcting plates 13 can perform arc correction more stably.

Specifically, when the positioning plate 20 is used for positioning the arc correcting structure 10, the arc correcting portion 11 penetrates through a first through hole 22 formed in the body 21, the first connecting piece 16 of the operating portion 12 penetrates through the first through hole 22, and the second connecting piece 17 and the arc correcting portion 11 of the operating portion 12 are located on two opposite sides of the body 21; the arc correcting part 11 is connected with the body 21 of the positioning plate 20 through the operating part 12, so that the purpose of positioning the arc correcting structure 10 through the positioning plate 20 is realized, and the arc correcting plate 13 can perform arc correction more stably.

Preferably, the body 21 is a plate-like structure. Preferably, the body 21 has an octagonal plate-like structure. Of course, in alternative embodiments not shown in the drawings of the present application, the body 21 may have other structures (such as a block structure) or other shapes (such as a hexagon) according to actual needs.

As shown in fig. 3, in the embodiment of the present invention, the positioning plate 20 further includes a plurality of second through holes 23 disposed on the body 21 and communicated with the first through holes 22, the plurality of second through holes 23 are disposed at intervals around the central axis of the first through holes 22, and the plurality of second through holes 23 and the plurality of arc calibration plates 13 are disposed in a one-to-one correspondence manner.

In the above arrangement, the arc correction structure 10 is inserted into the first through hole 22 to position the arc correction structure 10, and the arc correction structure 10 is inserted into the second through hole 23 to accurately correct the arc of the copper tube 31 and the foot roller 32 by the arc correction structure 10, so that the arc correction precision is improved; specifically, as can be seen from the above, the first connecting piece 16 of the operating portion 12 of the arc calibration structure 10 is inserted into the first through hole 22, the second connecting piece 17 and the arc calibration portion 11 of the operating portion 12 are located at two sides of the body 21, when the arc calibration is performed on the crystallizer, the first connecting piece 16 is moved from the first through hole 22 to one second through hole 23 of the plurality of second through holes 23, so that the arc surface 14 of one arc calibration plate 13 of the plurality of arc calibration plates 13 corresponding to the second through hole 23 is attached to the inner wall surface of the copper tube 31, and then the foot roller 32 is adjusted, so that the outer wall surface of the foot roller 32 is also attached to the arc surface 14 of the arc calibration plate 13, thereby achieving the purpose of arc calibration; that is to say, can carry out accurate location to the school arc position of school arc board 13 through setting up second through-hole 23, make school arc board 13 carry out the school arc more accurately, improve the school arc precision.

As shown in fig. 3, in the embodiment of the present invention, the positioning plate 20 further includes a positioning column 24 disposed on one side of the body 21. The body 21 is connected with a workpiece to be arc-corrected (for example, in the embodiment of the present invention, the workpiece to be arc-corrected is a crystallizer) through the positioning column 24, so as to install the positioning plate 20 on the workpiece to be arc-corrected.

Preferably, positioning column 24 is disposed perpendicular to body 21. The arrangement facilitates the installation of the positioning plate 20 and the processing.

Preferably, be equipped with the locating hole on waiting to check the arc work piece (in the embodiment of the utility model, the locating hole sets up on the crystallizer flange), reference column 24 and locating hole cooperation realize the body 21 with wait to be connected of check the arc work piece.

As shown in fig. 3, in the embodiment of the present invention, the positioning plate 20 further includes a handle 25 disposed at the other side of the body 21. The handle 25 and the positioning column 24 are arranged on two opposite sides of the body 21, so that an operator can hold the handle 25 and align the positioning column 24 with a positioning hole on the workpiece to be arc-corrected, and the positioning plate 20 can be arranged on the workpiece to be arc-corrected; the handle 25 is provided to facilitate mounting of the positioning plate 20.

Preferably, the handle 25 is a "U" shaped handle, the open end of which is disposed towards the body 21.

Preferably, the handle 25 is disposed perpendicular to the body 21. The arrangement is convenient for controlling the body 21 through the handle 25, the force is easily applied to the body 21 through the handle 25, the positioning plate 20 is convenient to mount, and the processing is convenient.

As shown in fig. 3, in the embodiment of the present invention, the positioning plate 20 includes two positioning pillars 24 and two handles 25 disposed on the body 21, and the two positioning pillars 24 and the two handles 25 are alternately disposed along the central axis of the first through hole 22. Locating plate 20 passes through reference column 24 to be installed on treating the school arc work piece, realizes locating plate 20's installation and dismantlement through handle 25, consequently, sets up reference column 24 and handle 25 in turn, can improve the structural strength of locating plate 20 and the structural stability after locating plate 20 installs, locating plate 20 with treat that the school arc work piece is stable to be connected, can guarantee the school arc precision of school arc structure 10.

Preferably, two positioning columns 24 are uniformly arranged at intervals on one side of the body 21; two handles 25 are evenly spaced on the other side of the body 21.

Of course, in an alternative embodiment not shown in the drawings of the present application, the positioning plate 20 may further include more than two positioning columns 24 and more than two handles 25 disposed on the body 21 according to actual needs.

Adopt the utility model discloses a school arc device of embodiment can treat the school arc work piece and carry out accurate school arc.

Specifically, in the embodiment of the utility model, adopt above-mentioned school arc device to treat the school arc work piece (if the utility model discloses an in the embodiment, treat that the school arc work piece is the crystallizer) carry out the operating procedure of school arc as follows:

step S10: fixing the positioning plate 20 to the workpiece to be arc-corrected;

step S20: the arc correcting part 11 of the arc correcting structure 10 penetrates out of the first through hole 22, and at least part of the operating part 12 is positioned in the first through hole 22;

step S30: a plurality of arc correction plates 13 (four arc correction plates 13 in the embodiment of the present invention) of the arc correction portion 11 of the arc correction structure 10 are used to sequentially treat a plurality of surfaces of the arc correction workpiece for arc correction.

Specifically, step S10 includes: the positioning plate 20 is fixed on the workpiece to be arc-corrected through the matching of the positioning column 24 arranged on the body 21 and the positioning hole arranged on the workpiece to be arc-corrected. The above steps can be conveniently performed by a handle 25 provided on the body 21.

Specifically, in step S20, the arc correcting portion 11 penetrates through the first through hole 22 of the body 21, the first connecting member 16 of the operating portion 12 penetrates through the first through hole 22, and the second connecting member 17 and the arc correcting portion 11 of the operating portion 12 are located on two opposite sides of the body 21.

Specifically, step S30 includes: step S31: moving the first connecting piece 16 into a second through hole 23 corresponding to one arc correcting plate 13, and enabling the first connecting piece 16 to be abutted against the inner wall surface of the second through hole 23, so that the arc surface 14 of the arc correcting plate 13 is abutted against the inner wall surface of one side, corresponding to the arc correcting plate 13, of the workpiece to be subjected to arc correction; step S32: by adjusting the foot roller 32, the outer wall surface of the foot roller 32 is brought into contact with the arc surface 14 of the arc correction plate 13, and the arc correction of the inner wall surface on the side of the workpiece to be arc-corrected is completed.

Specifically, in the embodiment of the present invention, the arc calibration portion 11 includes four arc calibration plates 13 arranged in a cross shape, and accordingly, four second through holes 23 are provided on the body 21 of the positioning plate 20 and correspond to the four arc calibration plates 13 one to one. Through the utility model discloses an arc correction device of embodiment can carry out the arc correction to the internal face of crystallizer and with the crossing four positions of "ten" that coincide of the central axis of this crystallizer (show with inner arc, outer arc, left arc and right arc below).

The arc calibration process of the inner wall surface of the crystallizer copper tube 31 of the arc calibration device according to the embodiment of the present invention is specifically described below:

as shown in fig. 4 to 7, two positioning columns 24 of the positioning plate 20 are matched with positioning holes on the mold, so as to fix the positioning plate 20 on the mold; the operation part 12 of the arc correcting structure 10 is matched with the first through hole 22 and the second through hole 23 of the positioning plate 20, and the arc correcting part 11 is used for correcting the arc of the copper tube and the foot roller of the crystallizer.

As shown in fig. 4, when the arc calibration device of the embodiment of the present invention is used to calibrate the inner arc of the copper tube 31 of the crystallizer, firstly, the "" -shaped handle 25 is held by hand to insert the positioning column 24 into the positioning hole on the flange of the crystallizer, and the body 21 is fixed on the flange of the crystallizer; then, manually inserting the arc correcting part 11 through the first through hole 22 of the body 21, and clamping the operating part 12 into the second through hole 23 corresponding to the inner arc, wherein the first connecting piece 16 is in abutting contact with the inner wall surface of the second through hole 23; finally, rotating the crystallizer mounting rack to enable the crystallizer to be horizontally placed, adjusting an eccentric shaft of a foot roller 32 corresponding to the inner arc, and enabling an arc correcting plate 13 corresponding to the inner arc to be tangent to the inner wall surface of a crystallizer copper pipe 31 and the outer wall surface of the foot roller 32 corresponding to the inner arc; and finishing the arc correction work of the crystallizer inner arc.

As shown in fig. 5, when the arc calibration device according to the embodiment of the present invention is used to calibrate the outer arc of the crystallizer copper tube 31, first, the operation portion 12 is manually taken out from the second through hole 23 corresponding to the inner arc, and the operation portion 12 is clamped into the second through hole 23 corresponding to the outer arc, and the first connecting member 16 is in abutting contact with the inner wall surface of the second through hole 23; then, rotating the crystallizer mounting rack to enable the crystallizer to be horizontally placed, adjusting an eccentric shaft of a foot roller 32 corresponding to the outer arc, and enabling an arc correcting plate 13 corresponding to the outer arc to be tangent to the inner wall surface of a crystallizer copper pipe 31 and the outer wall surface of the foot roller 32 corresponding to the outer arc; and finishing the arc correction work of the crystallizer outer arc.

As shown in fig. 6, when the arc calibration device according to the embodiment of the present invention is used to calibrate the left arc of the crystallizer copper tube 31, first, the operation portion 12 is manually taken out from the second through hole 23 corresponding to the outer arc, and the operation portion 12 is clamped into the second through hole 23 corresponding to the left arc, and the first connecting member 16 is in abutting contact with the inner wall surface of the second through hole 23; then, rotating the crystallizer mounting rack to enable the crystallizer to be horizontally placed, adjusting an eccentric shaft of a foot roller 32 corresponding to the left arc, and enabling an arc correcting plate 13 corresponding to the left arc to be tangent to the inner wall surface of a crystallizer copper pipe 31 and the outer wall surface of the foot roller 32 corresponding to the left arc; and finishing the arc correction work of the left arc of the crystallizer.

As shown in fig. 7, when the arc calibration device according to the embodiment of the present invention is used to calibrate the right arc of the crystallizer copper tube 31, first, the operation portion 12 is manually taken out from the second through hole 23 corresponding to the left arc, and the operation portion 12 is snapped into the second through hole 23 corresponding to the right arc, and the first connecting member 16 is in abutting contact with the inner wall surface of the second through hole 23; then, rotating the crystallizer mounting rack to enable the crystallizer to be horizontally placed, adjusting an eccentric shaft of a foot roller 32 corresponding to the right arc, and enabling an arc correcting plate 13 corresponding to the right arc to be tangent to the inner wall surface of a crystallizer copper pipe 31 and the outer wall surface of the foot roller 32 corresponding to the right arc; and finishing the arc correction work of the right arc of the crystallizer.

The arc correction device of the application has the following advantages:

1. the arc correction device is simple in structure and convenient to operate, by means of the arc correction device, the eccentric shaft of the foot roller is adjusted, the arc correction plate is tangent to the arc surfaces of the crystallizer copper pipe and the foot roller, arc correction can be achieved, and one set of arc correction device can perform arc correction of four arc surfaces;

2. the positioning plate is fixed on the crystallizer, the operation part, the first through hole and the second through hole are matched to stabilize the position of the arc correcting plate, the cambered surface of the foot roller is adjusted in place at one time, repeated measurement and correction are not needed, and the arc correcting precision is high.

From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the arc correcting structure is used for correcting the arc of the arc surface for the movement of the casting blank; specifically, the arc correcting part is used for correcting the arc of the arc surface for the movement of the casting blank, and the operation part can be conveniently and quickly operated so as to conveniently correct the arc by using the arc correcting part; in the process of arc correction by using the arc correction part, the arc surface of the arc correction plate is attached to the inner wall surface of a copper pipe of the crystallizer, and then the outer wall surface of the foot roller is attached to the arc surface of the arc correction plate by adjusting the foot roller, so that the inner wall surface of the copper pipe and the outer wall surface of the foot roller form an arc surface for movement of a casting blank, and arc correction is completed; according to the technical scheme, the arc correcting part comprises the plurality of arc correcting plates, and arc correction can be performed on the arc surface for the movement of the casting blank through the plurality of arc correcting plates, so that the arc correcting work efficiency is improved. Further, among the technical scheme of this application, a plurality of school arc boards set up around the operation portion interval, and the relative position of a plurality of school arc boards is fixed, consequently, carry out the school arc rigidity of school arc through a plurality of school arc boards to can carry out more accurate school arc to copper pipe and sufficient roller, improve the school arc precision.

It is obvious that the above described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular is intended to include the plural unless the context clearly dictates otherwise, and it should be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of features, steps, operations, devices, components, and/or combinations thereof.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides an arc calibration device, its characterized in that, includes arc calibration structure (10), arc calibration structure (10) including arc calibration portion (11) and with operation portion (12) that arc calibration portion (11) are connected, arc calibration portion (11) include a plurality of arc calibration boards (13), and are a plurality of arc calibration boards (13) wind operation portion (12) interval sets up, arc calibration board (13) have arc surface (14).

2. The arc correction device of claim 1,

the arc correcting device comprises four arc correcting plates (13) which are connected, and the four arc correcting plates (13) form a cross-shaped structure; or,

the arc correction plates (13) are uniformly arranged at intervals; or,

the arc correcting plates (13) are connected in a welding mode.

3. An arc correction device according to claim 1, characterized in that the arc correction plate (13) is provided with a groove (15), and the arc surface (14) is provided on both sides of the groove (15) in the length extension direction of the arc correction plate (13).

4. An arc correction device according to claim 1, characterized in that the operating part (12) comprises a first connection (16) connected to the arc correction plate (13) and a second connection (17) connected to the first connection (16).

5. An arc correction device according to claim 4, characterized in that the operating portion (12) comprises four of said second connecting members (17), the four second connecting members (17) forming a cross-shaped structure.

6. The arc correction device of claim 4,

the operating part (12) comprises a plurality of second connecting pieces (17), and the second connecting pieces (17) are uniformly arranged at intervals; or,

the second connecting piece (17) is connected with the first connecting piece (16) in a welding mode.

7. The arc correction device according to any one of claims 1 to 6, further comprising a positioning plate (20), wherein the positioning plate (20) comprises a body (21) and a first through hole (22) provided on the body (21), the arc correction plate (13) penetrates out of the first through hole (22), and at least a part of the operating portion (12) is located in the first through hole (22).

8. The arc calibration device of claim 7, wherein the positioning plate (20) further comprises a plurality of second through holes (23) arranged on the body (21) and communicated with the first through holes (22), the plurality of second through holes (23) are arranged at intervals around the central axis of the first through holes (22), and the plurality of second through holes (23) and the plurality of arc calibration plates (13) are arranged in a one-to-one correspondence.

9. The arc correction device of claim 7,

the positioning plate (20) further comprises a positioning column (24) arranged on one side of the body (21); or,

the positioning plate (20) further comprises a handle (25) arranged on one side of the body (21).

10. The arc straightening device according to claim 7, wherein the positioning plate (20) further comprises a plurality of positioning posts (24) and a plurality of handles (25) provided on the body (21), wherein,

the handles (25) and the positioning columns (24) are alternately arranged along the central axis of the first through hole (22); or,

the body (21) is provided with a first side and a second side which are oppositely arranged, the plurality of handles (25) are arranged on the first side of the body (21), and the plurality of positioning columns (24) are arranged on the second side of the body (21).

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