CN111822666A - A billet steering device - Google Patents

Abstract

The invention discloses a casting blank steering device which comprises a steering shaft (2), a steering frame (1), a pin column transmission mechanism (10) and a steering driving mechanism (11) which are sequentially connected, wherein the steering frame (1) is used for bearing a casting blank (20), and the steering driving mechanism (11) can drive the steering frame (1) to rotate by taking the steering shaft (2) as a shaft through driving the pin column transmission mechanism (10) so as to enable the casting blank (20) to rotate by a preset angle from a blank feeding direction to a blank discharging direction. The casting blank steering device is simple in structure, convenient to use and high in adaptability, and can convey single or grouped casting blanks to the blank outlet roller way after rotating for a certain angle from the blank inlet roller way.

Description

A billet steering device

technical field

The invention relates to the technical field of continuous casting equipment, in particular to a casting billet steering device.

Background technique

In the continuous casting workshop or rolling workshop, the smooth out-of-line and transportation of the slab will affect the production of the entire workshop; sometimes due to the limitation of site conditions, the out-of-line and transport roller table of the slab are not For simple straight running, the billet needs to be rotated by a certain angle (usually 90 degrees); at this time, an efficient and stable billet steering device is required to realize the steering of single or group billets, which is actually the realization of the billet roll table. 's turning.

One of the existing solutions is to use an arc-shaped roller table to realize the turning of the roller table, but it cannot be used for a wider slab or when multiple slabs are produced together. Another existing solution is a turntable roller table with the steering shaft in the middle of the steering device, but it is not suitable for the following situations: the roller table has one side space that cannot be occupied; or the two-flow roller as shown in Figure 4 All the tracks need to be turned, and the distance between the two-flow rollers is too small to arrange two turntable rollers.

SUMMARY OF THE INVENTION

In order to realize the turning of the billet simply and conveniently, the present invention provides a billet turning device, which has a simple structure, is convenient to use, and has strong adaptability, and is capable of transferring a single piece or a group of billets from the billet feeding roller table. After rotating at a certain angle, it is sent to the blanking roller table.

The technical scheme adopted by the present invention to solve its technical problems is:

A casting billet steering device, comprising a steering shaft, a bogie, a pin transmission mechanism and a steering driving mechanism connected in sequence, wherein the bogie is used to carry the casting billet, and the steering driving mechanism can drive the bogie by driving the pin transmission mechanism It rotates with the steering as the axis to make the billet rotate from the billet feeding direction to the billet exiting direction after a preset angle.

The pin transmission mechanism includes a pin mounting bracket and a plurality of pins mounted on the pin mounting bracket, and the steering drive mechanism includes a gear, and the teeth can engage with the pin.

The pin column mounting frame is connected and fixed with the bogie, the pin column installation is in an arc shape, the center of the circle where the arc shape is located is located on the axis of the steering shaft, and a plurality of pin columns are evenly spaced along the circumference of the pin column mounting bracket.

The bogie is an elongated structure. There are multiple turning rollers on the bogie. The multiple turning rollers are arranged at intervals along the length of the bogie. move.

The bogie is in a horizontal state, the steering shaft is in an upright state, the axis of the steering roller table is in a horizontal state, and the axis of the steering roller table is perpendicular to the length of the bogie.

The two sides of the bogie are provided with a plurality of slab guide devices, which can make the slab enter the turning roller table smoothly and prevent the slab from falling off during the movement of the turning roller table.

The steering roller table has a cylindrical structure, one end of the steering roller table is connected with a roller table driving mechanism, and the roller table driving mechanism can drive the steering roller table to rotate forward or reverse.

One end of the bogie is connected with the steering shaft, the other end of the bogie is provided with an outer wheel, the middle of the bogie is provided with an inner wheel, and both the outer wheel and the inner wheel are located below the bogie.

Outer rails are matched below the outer wheels, inner rails are arranged below the inner wheels, and both the outer rails and the inner rails are arc-shaped.

The center of the circular arc corresponding to the outer rail coincides with the circular center of the circular arc corresponding to the inner rail, and the circular center of the circular arc corresponding to the outer rail is located on the axis of the steering shaft.

The billet steering device also includes a billet receiving position baffle and a billet sending position baffle. When the bogie rotates to the billet receiving position, the billet receiving position baffle can prevent the billet from entering the turning roller table and not stopping normally and rushing out. Steering roller; when the bogie rotates to the billet feeding position, the billet feeding position baffle can prevent the turning roller from rotating in the normal direction and pushing the billet to the ground when misoperation occurs.

The beneficial effects of the invention are that the slab turning device has the advantages of simple structure, convenient use and strong adaptability, and can turn single or grouped slabs from the billet feeding roller table to a certain angle and then send them to the billet discharging roller table.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention.

FIG. 1 is a top view of the slab turning device according to the present invention at the slab receiving position.

FIG. 2 is a top view of the billet diverting device according to the present invention in the billet feeding position.

3 is a top view of the slab diverting device according to the present invention between the slab receiving position and the slab feeding position.

FIG. 4 is a cross-sectional view taken along the direction A-A in FIG. 3 .

FIG. 5 is a cross-sectional view in the direction B in FIG. 3 .

Fig. 6 is a schematic diagram of the use of the slab diverting device of the present invention when two streams are arranged side by side on the roller table.

1. Bogie; 2. Steering shaft; 3. Steering roller table; 4. Billet guiding device; 5. Roller table driving mechanism; 6. Outer wheel; 7. Inner wheel; 8. Outer rail; 9. Inner rail; 10. Pin transmission mechanism; 11. Steering drive mechanism; 12. Pin mounting frame; 13. Cylindrical pin; 14. Gear; 15. Blank receiving baffle; 16. Blank feeding baffle; 17. Clear rail;

20. Casting billet; 21. Roller table for billet entry; 22. Roller table for unrolling billet.

Detailed ways

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

A billet steering device, comprising a steering shaft 2, a bogie 1, a pin transmission mechanism 10 and a steering drive mechanism 11 connected in sequence, wherein the bogie 1 is used to carry the billet 20, and the steering drive mechanism 11 can pass the driving pin The column transmission mechanism 10 further drives the bogie 1 to rotate with the steering shaft 2 as the axis, so that the slab 20 rotates by a preset angle from the billet feeding direction to the billet unloading direction, as shown in FIGS. 1 to 3 .

In the present invention, the billet 20 enters the steering device from the end of the bogie 1 at the billet connection position shown in FIG. When the billet feeding position shown in 2 is reached, the billet 20 is moved out from the end of the bogie 1, thereby realizing the turning of the billet.

In this embodiment, the bogie 1 has a long strip structure, the bogie 1 is in a horizontal state, the steering shaft 2 is in an upright state, the steering roller table 3 is a cylindrical structure, and a plurality of steering roller tables 3 are along the length of the bogie 1 . The directions are arranged at intervals, the steering roller table 3 is installed on the bogie 1, and the steering roller table 3 can carry and transport the slab 20, that is, the steering roller table 3 can make the slab 20 move along the length direction of the bogie 1, and the steering roller table 3 The axis is horizontal, and the axis of the steering roller table 3 is perpendicular to the longitudinal direction of the bogie 1, as shown in Figures 4 and 5.

The bogie 1 is an integral frame welded by section steel and steel plate, leaving installation positions for other devices; one end of the bogie 1 is provided with a round hole, and the bogie 1 is sleeved on the steering shaft 2 through the round hole at one end to restrict It can only rotate around the steering axis 2 . The length of the steering roller table 3 is determined according to the width of the slab; the roller table is mounted on the bogie 1 by bolts.

In this embodiment, multiple slab guide devices 4 are provided on both sides of the bogie 1. As shown in FIG. 5, the guide devices include several pairs, which are arranged on both sides of the turning roller table. The slab guide devices 4 can guide the cast slabs. The billet 20 smoothly enters the turning roller table 3 and prevents the casting billet 20 from falling off during the movement of the turning roller table 3 .

In this embodiment, the steering roller table 3 has a cylindrical structure, one end of each steering roller table 3 is connected with a roller table driving mechanism 5, and the roller table driving mechanism 5 can drive the steering roller table 3 to rotate forward or reverse. That is, the roller table driving mechanism 5 can drive the steering roller table 3 to rotate forward or reverse with the axis of the steering roller table 3 itself as the axis, thereby driving the slab to enter or leave the bogie 1 .

In this embodiment, one end of the bogie 1 is connected to the steering shaft 2, the other end of the bogie 1 is provided with an outer wheel 6, the middle of the bogie 1 is provided with an inner wheel 7, and both the outer wheel 6 and the inner wheel 7 are located in the steering wheel below shelf 1. Both the outer wheel 6 and the inner wheel 7 are connected and fixed with the bogie 1 , and both the outer wheel 6 and the inner wheel 7 are follower wheels;

In this embodiment, an outer rail 8 is matched below the outer wheel 6, the outer wheel 6 travels along the outer rail 8, and an inner rail 9 is matched below the inner wheel 7, and the inner wheel 7 travels along the inner rail 9, Both the outer rail 8 and the inner rail 9 are arc-shaped. The center of the arc corresponding to the outer rail 8 coincides with the center of the arc corresponding to the inner rail 9 , and the center of the arc corresponding to the outer rail 8 is located on the axis of the steering shaft 2 , as shown in FIGS. 1 to 3 . Track cleaners 17 are provided on the outer rail 8 and the inner rail 9 .

The weight of the bogie 1 and the steering roller table 3 is borne by the outer wheel 6, the inner wheel 7 and the steering shaft 2. The steering shaft 2 can be a stepped shaft. The steering shaft 2 is fixed on the ground through the mounting seat to provide guidance for the rotation of the device. The bogie 1 is parallel to the ground. In order to save, the circular angle corresponding to the circular arc corresponding to the outer rail 8 and the inner rail 9 is the same as the angle that the bogie 1 needs to rotate. The circular angle corresponding to the circular arc is also 90 degrees.

In this embodiment, the pin transmission mechanism 10 and the steering drive mechanism 11 can make the bogie 1 rotate around the steering shaft 2 . The pin transmission mechanism 10 includes a pin mounting frame 12 and a plurality of cylindrical pins 13, and the steering drive mechanism 11 includes a motor, a reducer and a gear 14 connected in sequence, and the gear 14 is always meshed with the cylindrical pins 13, as shown in FIG. 1 as shown in Figure 4.

Specifically, the pin mounting frame 12 is connected and fixed with the bogie 1 , and the pin mounting frame 12 is in the shape of an arc. As shown in FIG. 1 and FIG. 3 , the center of the arc corresponding to the pin mounting frame 12 is located at the steering shaft 2 On the axis of , a plurality of cylindrical pins 13 are evenly spaced along the circular arc corresponding to the pin mounting bracket 12 , and the cylindrical pins 13 are connected and fixed with the pin mounting bracket 12 , as shown in FIG. 4 .

The steering driving mechanism 11, the outer rail 8 and the inner rail 9 are all connected and fixed to the ground. The pin transmission mechanism 10 and the steering driving mechanism 11 can be arranged between the outer rail 8 and the inner rail 9, or the pin transmission mechanism 10 and the steering driving mechanism can be arranged between the outer rail 8 and the inner rail 9. The mechanism 11 may also be provided between the inner rail 9 and the steering shaft 2 . The motor is fixed on the ground through the mounting base, and the gear is mounted on the output shaft of the reducer.

In addition, in order to save money, the circular angle corresponding to the circular arc corresponding to the pin mounting frame 12 is the same as the angle that the bogie 1 needs to rotate. The rounded angle corresponding to the shape is also 90 degrees. The steering drive mechanism 11 is located exactly in the middle of the bogie 1 between the blank receiving position and the blank feeding position, as shown in FIG. 1 .

In this embodiment, the billet turning device further includes a billet receiving position baffle 15 and a billet sending position baffle 16. When the bogie 1 rotates to the billet receiving position, the billet receiving position baffle 15 can prevent the billet 20 After entering the turning roller table 3, it does not stop normally and rushes out of the turning roller table 3; when the bogie 1 rotates to the blank feeding position, the blank feeding position baffle 16 can prevent the turning roller table 3 from rotating according to the normal steering and turning it when misoperation occurs. The slab 20 is pushed down to the ground.

The working process of the slab turning device is described below.

The billet 20 is on the billet feed roller table 21, the bogie 1 is at the billet connection position shown in FIG. 1, the billet 20 advances along the billet feeding direction C, the turning roll table 3 rotates in the forward direction, and the cast billet 20 moves from the billet feed roll table. 21 moves to the turning roller table 3 of the bogie 1. The gear 14 of the steering driving mechanism 11 drives the bogie 1 to rotate 90 degrees clockwise, as shown in FIG. 2 . The turning roller table 3 rotates in the opposite direction, the slab 20 advances along the direction D of ejecting the slab, and the slab 20 moves from the bogie 1 to the ejecting roller table 22 .

This completes the slab turning process. That is to say, the billet is turned to the left, and the billet is discharged to the left, as shown in Figure 1 and Figure 2. If the position of the billet rolling table and the baffle of the billet feeding position are exchanged, the billet can be turned to the right and discharged to the right. In addition, Figure 6 shows an application example in which the two-stream side-by-side roller table needs to be turned. At this time, two sets of slab turning devices need to be set up. If one-side blanking is required, the one-side blanking roller table is cancelled, and a baffle (baffle feeding position baffle 16) can be provided.

The above descriptions are only specific embodiments of the present invention, and cannot limit the scope of implementation of the invention. Therefore, the replacement of equivalent components, or the equivalent changes and modifications made according to the scope of the patent protection of the present invention should still be covered by this patent. category. In addition, technical features and technical features, technical features and technical solutions, and technical solutions and technical solutions in the present invention can be freely combined and used.

Claims (11)

1. A casting blank steering device, characterized in that the casting blank steering device comprises a steering shaft (2), a bogie (1), a pin drive mechanism (10) and a steering drive mechanism (11) connected in sequence, Wherein, the bogie (1) is used to carry the casting billet (20), and the steering drive mechanism (11) can drive the bogie (1) to rotate around the steering shaft (2) by driving the pin transmission mechanism (10), so as to The billet (20) is rotated by a preset angle from the billet feeding direction to the billet unloading direction. 2 . The slab steering device according to claim 1 , wherein the pin transmission mechanism ( 10 ) comprises a pin mounting frame ( 12 ) and a plurality of pins ( 12 ) mounted on the pin mounting frame ( 12 ). 3 . 13), the steering drive mechanism (11) includes a gear (14), and the gear (14) can mesh with the pin (13). 3. The casting blank steering device according to claim 2, characterized in that the pin mounting frame (12) is connected and fixed to the bogie (1), and the pin mounting frame (12) is in the shape of an arc, and the arc-shaped The center of the circle is located on the axis of the steering shaft (2), and the plurality of pins (13) are evenly spaced along the circumference of the pin mounting bracket (12). 4. The slab steering device according to claim 1, characterized in that the bogie (1) is a long strip structure, and the bogie (1) is provided with a plurality of turning rollers (3), a plurality of turning rollers The tracks (3) are arranged at intervals along the length direction of the bogie (1), and the turning roller table (3) can carry the slab (20) and move the slab (20) along the length direction of the bogie (1). 5. The slab steering device according to claim 1, characterized in that the bogie (1) is in a horizontal state, the steering shaft (2) is in an upright state, the axis of the steering roller table (3) is in a horizontal state, and the steering rollers are in a horizontal state. The axis of the track (3) is perpendicular to the longitudinal direction of the bogie (1). 6. The slab steering device according to claim 1, characterized in that a plurality of slab guiding devices (4) are provided on both sides of the bogie (1), and the slab guiding devices (4) can make the slab ( 20) smoothly enter the turning roller table (3) and prevent the slab (20) from falling off during the movement of the turning roller table (3). 7. The slab turning device according to claim 1, characterized in that the turning roller table (3) has a cylindrical structure, and one end of the turning roller table (3) is connected with a roller table driving mechanism (5), and the roller table drives The mechanism (5) can drive the turning roller table (3) to rotate forwardly or reversely. 8. The cast slab steering device according to claim 1, characterized in that one end of the bogie (1) is connected with the steering shaft (2), and the other end of the bogie (1) is provided with an outer wheel (6), and the steering An inner wheel (7) is arranged in the middle of the frame (1), and both the outer wheel (6) and the inner wheel (7) are located below the bogie (1). 9. The slab steering device according to claim 8, characterized in that the outer wheel (6) is matched with an outer rail (8) below, and the inner wheel (7) is matched with an inner rail (9). ), the outer rail (8) and the inner rail (9) are arc-shaped. 10. The slab turning device according to claim 9, characterized in that the center of the circular arc corresponding to the outer rail (8) coincides with the circular center of the circular arc corresponding to the inner rail (9), and the outer rail (8) The center of the corresponding circular arc is located on the axis of the steering shaft (2). 11. The slab diverting device according to claim 1, characterized in that, the slab diverting device further comprises a billet receiving position baffle (15) and a billet feeding position baffle (16), when the bogie (1) When turning to the position of receiving the billet, the billet receiving position baffle (15) can prevent the billet (20) from entering the turning roller table (3) and not stopping normally and rushing out of the turning roller table (3); when the bogie (1) rotates When reaching the billet feeding position, the billet feeding position baffle plate (16) can prevent the turning roller table (3) from not rotating according to the normal turning direction and pushing the casting billet (20) down to the ground due to misoperation.

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