Cleaning device for oxide scale on surface of continuous casting billet

Abstract

The utility model belongs to the field of continuous casting blank processing devices, and provides a continuous casting blank surface oxide scale cleaning device which comprises a blank body and a bottom plate, the blank body is located above the bottom plate, a bearing assembly is arranged between the outer wall of the blank body and the bottom plate, the blank body is arranged on the bearing assembly in a sliding mode, and a fixed plate and a movable plate are symmetrically arranged at the top of the bottom plate. A rotating shaft penetrating through the interior of the blank body is arranged between the fixed plate and the movable plate; the device further comprises a fixing ring, the fixing ring is fixedly connected to the rotating shaft, the outer wall of the fixing ring is provided with positioning plate sets distributed annularly, a grinding wheel is arranged between the two positioning plates, and lifting assemblies are connected between the grinding wheel and the positioning plates and used for adjusting the height of the grinding wheel; by means of the cleaning device, the inner wall of the round continuous casting billet can be automatically cleaned, and compared with a manual cleaning mode, attached oxide on the inner wall is reduced, and meanwhile efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to continuous casting billet processing device field, specifically a kind of continuous casting billet surface scale cleaning device. BACKGROUND

[0002] Continuous casting billet is the product obtained after molten steel smelted by steel smelting furnace is cast by continuous casting machine, and it can be divided into slab, bloom, rectangular bloom and round bloom according to the shape of cross section.

[0003] Before hot rolling, continuous casting billet needs to be heated at high temperature, and in this process, the iron on the surface of continuous casting billet reacts with oxygen, water vapor and other substances in the air to form a layer of scale, which is mainly composed of iron oxides such as FeO, and the oxidation on the surface of continuous casting billet not only causes iron loss, but also makes the subsequent rolling removal work difficult, so sometimes in order to get satisfactory surface quality, it is necessary to take the method of deep polishing to remove the scale,

[0004] Among them, for the continuous casting billet with circular shape, the surface oxide layer is mainly removed by manual polishing, but for the oxide layer on the inner wall of the circular continuous casting billet, it is difficult to remove, which increases the difficulty of subsequent rolling removal work. INVENTION CONTENTS

[0005] In order to solve the above technical problems, the utility model provides a kind of continuous casting billet surface scale cleaning device to solve the problem that the inner wall of the circular continuous casting billet is not easy to clean by manual cleaning in the prior art, which causes the difficulty of subsequent rolling removal work.

[0006] A kind of continuous casting billet surface scale cleaning device, including billet body and bottom plate, the billet body is located above the bottom plate, bearing assembly is arranged between the outer wall of the billet body and the bottom plate, the billet body is slidably arranged on the bearing assembly, the top of the bottom plate is symmetrically provided with fixed plate and movable plate, rotating shaft is arranged between the fixed plate and the movable plate and passes through the inside of the billet body;

[0007] It further includes a fixed ring, the fixed ring is fixedly connected on the rotating shaft, the outer wall of the fixed ring is provided with a plurality of positioning plate groups arranged in a ring shape, a grinding wheel is arranged between the two positioning plates, a lifting assembly is arranged between the grinding wheel and the positioning plate, and the lifting assembly is used to adjust the height of the grinding wheel.

[0008] Preferably, the bearing assembly includes a bearing plate, an arc-shaped rod and a rotating ball, the bearing plates are spaced apart and arranged on the top of the bottom plate, the top surface of the bearing plate is an arc surface, the arc-shaped rod is installed on the arc surface, and the rotating ball is movably connected to the arc-shaped rod, and the outer wall of the rotating ball is in close contact with the outer wall of the billet body.

[0009] Preferably, one end of the rotating shaft is connected to the fixed plate, an external power supply motor one is arranged on the outer wall of the fixed plate, the output shaft of the motor one is connected to the rotating shaft, the other end of the rotating shaft is movably connected to the movable plate, and a locking threaded ring one is arranged between the rotating shaft and the movable plate.

[0010] Preferably, the bearing plate, the rotating shaft and the center of the blank are located at the same position, the grinding wheel is located between the two positioning plates, the lifting assembly comprises a distance adjusting plate, a limiting groove, a locking screw and threaded holes, the limiting groove is formed downward on the top of the positioning plate, the distance adjusting plate is movably arranged in the limiting groove, the threaded holes are vertically and symmetrically arranged on the outer wall of the positioning plate and on the two sides of the limiting groove, and the locking screw is movably arranged on the distance adjusting plate and matched with the threaded holes.

[0011] Preferably, the inside of the distance adjusting plate is provided with a threaded rod penetrating through the distance adjusting plate, the threaded rod penetrates through the grinding wheel and the two distance adjusting plates, and a threaded ring two is arranged on the outer side of the distance adjusting plate and locked on the threaded rod.

[0012] Preferably, the side, away from the blank, of the movable plate is provided with a mounting plate, a rotating column is rotatably connected to the mounting plate, two cable ropes with the same winding direction are arranged on the rotating column, end portions of the cable ropes are provided with clamping blocks, an anti-skid layer is arranged on the inner wall of the clamping block, the anti-skid layer is matched with the blank, a motor two of an external power supply is arranged on the mounting plate, and the output shaft of the motor two is connected with the rotating column.

[0013] Compared with the prior art, the utility model has the advantages of the following beneficial effects:

[0014] 1、The utility model discloses a rotating shaft is arranged in the inside of the blank, the positioning plate group of annular distribution is connected to the rotating shaft through the fixed ring, the grinding wheel is installed between one positioning plate group, the inner wall of the blank is matched with the grinding wheel, and the inner wall of the blank is polished through the rotation of the rotating shaft, so that the oxide on the inner wall of the blank is removed, compared with the manual mode, the cleaning time of the oxide on the inner wall of the continuous casting blank is improved, and the cleaning efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is the whole continuous casting billet surface scale cleaning device component structure schematic drawing of the utility model;

[0016] Figure 2 It is the bottom plate and bearing plate component structure schematic drawing of the utility model;

[0017] Figure 3 It is the grinding wheel and positioning plate component structure schematic drawing of the utility model;

[0018] Figure 4 It is the structure schematic view of the grinding wheel and distance adjusting plate and other components of the utility model.

[0019] Figure 5 It is the structure schematic view of the utility model's clamping block and cable and other components.

[0020] In the drawing:

[0021] 1, blank; 2, bottom plate; 3, fixed plate; 4, movable plate; 5, rotating shaft; 6, fixed ring; 7, grinding wheel; 8, bearing plate; 9, arc-shaped rod; 10, rotating ball; 11, motor one; 12, threaded ring one; 13, distance adjusting plate; 14, limiting groove; 15, locking screw; 16, threaded hole; 17, threaded rod; 18, threaded ring two; 19, mounting plate; 20, rotating column; 21, cable; 22, clamping block; 23, antiskid layer; 24, motor two; 25, positioning plate. DETAILED DESCRIPTION

[0022] The embodiment of the utility model will be further described in detail below in combination with the drawings and examples. The following examples are used to illustrate the utility model, but cannot be used to limit the scope of the utility model.

[0023] As shown in the accompanying Figure 1 to the accompanying Figure 5 As shown:

[0024] Example one: the utility model provides a kind of continuous casting billet surface scale cleaning device, including blank 1 and bottom plate 2, blank 1 is located above bottom plate 2, bearing assembly is equipped between the outer wall of blank 1 and bottom plate 2, blank 1 is slidably arranged on bearing assembly, fixed plate 3 and movable plate 4 are symmetrically equipped on the top of bottom plate 2, rotating shaft 5 is equipped through the inside of blank 1 between fixed plate 3 and movable plate 4;

[0025] It further includes fixed ring 6, fixed ring 6 is fixedly connected on rotating shaft 5, the outer wall of fixed ring 6 is equipped with the positioning plate group of annular distribution, two positioning plates 25 are equipped with grinding wheel 7, lifting assembly is equipped between grinding wheel 7 and positioning plate 25, and lifting assembly is used to adjust the height of grinding wheel 7.

[0026] It needs to be explained that, by being provided with rotating shaft 5 in the inside of blank 1, rotating shaft 5 is connected with the positioning plate group of annular distribution through fixed ring 6, grinding wheel 7 is installed between one positioning plate group 25, grinding wheel 7 and the inner wall of blank 1 are mutually attached, so as to be rotated through rotating shaft 5 and drive grinding wheel 7 to polish the inner wall of blank 1, so as to remove the oxide on the inner wall of blank 1, compared with artificial mode, improve the cleaning time of oxide on the inner wall of continuous casting billet, improve the efficiency of cleaning.

[0027] In the embodiment, the bearing assembly comprises bearing plates 8, arc-shaped rods 9 and rotating balls 10, the bearing plates 8 are spaced apart on the top of the base plate 2, the top surface of the bearing plate 8 is an arc surface, the arc-shaped rods 9 are installed on the arc surface, and the rotating balls 10 are movably connected to the arc-shaped rods 9, and the outer wall of the rotating ball 10 is attached to the outer wall of the blank 1.

[0028] It should be noted that the two ends of the arc-shaped rod 9 are connected to the two ends of the bearing plate 8, and the rotating ball 10 is attached to the outer wall of the blank 1, so that after the blank 1 is placed on the bearing plate 8, the force is applied to the blank 1, which can drive the blank 1 to move on the bearing plate 8, so that the grinding wheel 7 can grind different positions.

[0029] In the embodiment, one end of the rotating shaft 5 is connected to the fixed plate 3, the outer wall of the fixed plate 3 is provided with a motor one 11 connected to an external power source, the output shaft of the motor one 11 is connected to the rotating shaft 5, the other end of the rotating shaft 5 is movably connected to the movable plate 4, and the rotating shaft 5 and the movable plate 4 are provided with a locking threaded ring one 12.

[0030] It should be noted that by arranging the movable plate 4, when the continuous casting blank needs to be ground, the movable plate 4 can be detached from the rotating shaft 5, and then the rotating shaft 5 is inserted into the blank 1, and the blank 1 is rotated on the rotating ball 10, so that the grinding wheel 7 finally enters the inside of the blank 1, and the grinding and cleaning of the oxide on the inner wall of the blank 1 are realized.

[0031] In the embodiment, the bearing plate 8, the rotating shaft 5 and the center of the blank 1 are the same, the grinding wheel 7 is located between the two positioning plates 25, the lifting assembly comprises a distance adjusting plate 13, a limiting groove 14, a locking screw 15 and a threaded hole 16, the limiting groove 14 is opened downward at the top of the positioning plate 25, the distance adjusting plate 13 is movably arranged in the limiting groove 14, the threaded holes 16 are symmetrically and vertically spaced apart on the outer wall of the positioning plate 25 and on both sides of the limiting groove 14, and the locking screw 15 is movably arranged on the distance adjusting plate 13 and cooperates with the threaded hole 16.

[0032] It should be noted that by arranging the lifting assembly, the height of the distance adjusting plate 13 can be changed in the limiting groove 14, and the height of the distance adjusting plate 13 can be changed by the locking screw 15 and the threaded hole 16, so as to control the height of the grinding wheel 7, so as to flexibly adjust the blank 1 with different diameters, and be suitable for continuous casting blanks with different diameters.

[0033] In the embodiment, the inside of the distance adjusting plate 13 is provided with a threaded rod 17 penetrating through, the threaded rod 17 penetrates through the grinding wheel 7 and the two distance adjusting plates 13, the outer side of the distance adjusting plate 13 is provided with a threaded ring two 18, and the threaded ring two 18 is locked on the threaded rod 17.

[0034] It should be noted that by setting the threaded rod 17, the threaded rod 17 passes through the distance adjusting plate 13 and the grinding wheel 7, the distance adjusting plate 13 is taken out from the limiting groove 14, the threaded ring 18 is disassembled, and the threaded rod 17 is rotated out of the grinding wheel 7, so that the grinding wheel 7 and the threaded rod 17 can be separated, so that the grinding wheel 7 can be disassembled and replaced when it is seriously worn.

[0035] In the embodiment, the movable plate 4 away from the blank 1 side is provided with a mounting plate 19, the mounting plate 19 is provided with a rotating column 20 connected in rotation, the rotating column 20 is provided with two cable 21 with same winding direction, the end of the cable 21 is provided with a clamping block 22, the inner wall of the clamping block 22 is provided with an anti-skid layer 23, the anti-skid layer 23 is in close contact with the blank 1, the mounting plate 19 is provided with a motor 24 connected with external power supply, the output shaft of the motor 24 is connected with the rotating column 20.

[0036] It should be noted that by setting the clamping block 22, the cable 21 is connected on the clamping block 22, the clamping block 22 is clamped on the wall thickness of the blank 1, so that when the rotating column 20 rotates, the cable 21 can pull the clamping block 22 to move, so that the blank 1 can slide on the rotating ball 10, so that the inner wall of the blank 1 can be removed without changing the position of the grinding wheel 7.

[0037] The use method of the above embodiment is that when the oxide on the continuous casting blank needs to be cleaned, the oxide on the outer wall is cleaned first, the overall length of the rotating shaft 5 is greater than the length of the blank 1, the movable plate 4 and the bottom plate 2 are connected by threads, the movable plate 4 is disassembled first, then the blank 1 can be placed on the rotating ball 10 on the bearing plate 8, and gradually pushed in, the rotating shaft 5 will pass out of the blank 1, and finally the grinding wheel 7 will enter the blank 1;

[0038] The height of the distance adjusting plate 13 in the limiting groove 14 is adjusted, so that the outer wall of the grinding wheel 7 is in close contact with the inner wall of the blank 1, after the adjustment is completed, the locking screw is locked in the threaded hole 16 to fix the grinding wheel 7, the cable 21 is pulled to make the length of the two cables 21 longer, the clamping block 22 at the end is inserted into the wall thickness of the blank 1, so that the anti-skid layer 23 is in close contact with the inner and outer walls of the blank 1, so as to avoid the rotation of the blank 1, the motor 1 is started, the motor drives the rotating shaft 5 to rotate, the fixed ring 6 connected on the rotating shaft 5, the positioning plate 25 is fixedly connected to the outer wall of the fixed plate 3, so that the grinding wheel 7 is finally rotated to polish and clean the oxide on the inner wall of the blank 1;

[0039] After one place is cleaned, the motor two 24 is started, the motor two 24 drives the rotating column 20 to rotate, makes the connected cable 21 wind on the rotating column 20, pulls the blank 1 to slide on the rotating ball 10, when the position of the blank 1 moves, the grinding wheel 7 will clean the oxide on the inner wall of the blank 1 again, so as to realize the cleaning of the oxide on the inner wall of the blank 1, improve the cleaning efficiency.

[0040] The embodiments of the utility model are given for example and description, although the embodiments of the utility model have been shown and described above, it is understood that the above-mentioned embodiments are exemplary, and cannot be understood as the limitation of the utility model, and the ordinary skilled person in the art can change, modify, replace and change the above-mentioned embodiments within the scope of the utility model.

Claims

1. A device for cleaning the surface of a continuously cast billet of scale, characterized in that, Include: Blank (1) and bottom plate (2), the blank (1) is located above the bottom plate (2), the outer wall of the blank (1) and the bottom plate (2) is provided with a bearing assembly, the blank (1) is provided on the bearing assembly, the top of the bottom plate (2) is provided with a fixed plate (3) and a movable plate (4), the fixed plate (3) and the movable plate (4) are provided with a rotating shaft (5) through the inside of the blank (1); It also includes a fixed ring (6), the fixed ring (6) is fixedly connected on the rotating shaft (5), the outer wall of the fixed ring (6) is provided with a positioning plate group distributed in a ring shape, two positioning plates (25) are provided with a grinding wheel (7), the grinding wheel (7) and the positioning plate (25) are provided with a connected lifting assembly, the lifting assembly is used for adjusting the height of the grinding wheel (7).

2. The device for cleaning the surface of a continuously cast billet of the oxide scale according to claim 1, characterized in that: The bearing assembly includes a bearing plate (8), an arc-shaped rod (9) and a rotating ball (10), the bearing plate (8) is spaced apart on the top of the bottom plate (2), the top surface of the bearing plate (8) is an arc surface, the arc-shaped rod (9) is installed on the arc surface, the rotating ball (10) is movably connected on the arc-shaped rod (9), and the outer wall of the rotating ball (10) is matched with the outer wall of the blank (1).

3. The apparatus for cleaning the surface scale of a continuously cast billet according to claim 1, characterized by: One end of the rotating shaft (5) is connected to the fixed plate (3), the outer wall of the fixed plate (3) is provided with a motor (11) connected with an external power supply, the output shaft of the motor (11) is connected to the rotating shaft (5), the other end of the rotating shaft (5) is movably connected to the movable plate (4), and the rotating shaft (5) and the movable plate (4) are provided with a locking threaded ring (12).

4. The apparatus for cleaning the surface scale of a continuously cast slab as claimed in claim 2, characterized by: The center positions of the bearing plate (8), the rotating shaft (5) and the blank (1) are the same, the grinding wheel (7) is located between two positioning plates (25), the lifting assembly includes a distance adjusting plate (13), a limiting groove (14), a locking screw (15) and a threaded hole (16), the limiting groove (14) is formed downward on the top of the positioning plate (25), the distance adjusting plate (13) is movably arranged in the limiting groove (14), the threaded holes (16) are vertically and spaced apart on the outer wall of the positioning plate (25) and on both sides of the limiting groove (14), and the locking screw (15) is movably arranged on the distance adjusting plate (13) and matched with the threaded holes (16).

5. The device for cleaning the surface of a continuously cast billet of the oxide scale according to claim 4, characterized in that: The inside of the distance adjusting plate (13) is provided with a threaded rod (17) penetrating through, the threaded rod (17) penetrates through the grinding wheel (7) and the two distance adjusting plates (13), and the outer side of the distance adjusting plate (13) is provided with a threaded ring (18), and the threaded ring (18) is locked on the threaded rod (17).

6. The apparatus for cleaning the surface scale of a continuously cast slab as recited in claim 1, characterized by: Said movable plate (4) is provided with a mounting plate (19) on the side far from the blank (1), said mounting plate (19) is provided with a rotating column (20) connected in rotation, said rotating column (20) is provided with two cable ropes (21) with same winding direction, the end of said cable rope (21) is provided with a clamping block (22), the inner wall of said clamping block (22) is provided with an anti-skid layer (23), said anti-skid layer (23) is mutually pasted with said blank (1), said mounting plate (19) is provided with a motor two (24) connected with external power supply, the output shaft of said motor two (24) is connected with said rotating column (20).

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