JPH091297A - Dummy bar storage device - Google Patents

Abstract

(57) [Summary] [Structure] The tilt frame 10 holds between the pair of groove-shaped members 11 forming the slab unloading inclined path 7a and between the slab unloading inclined path 7a and the outside of the path 7a. Dummy bar D
A moving carriage 35 for receiving the moving carriage 35 is provided movably, and a moving cylinder device 38 for moving the moving carriage 35 between the inside of the path 7a and the storage position outside the path 7a is provided. [Effect] Since the dummy bar can be stored in a place corresponding to the lower position of the slab withdrawal path, as in the conventional case,
When storing the dummy bar and inserting it into the slab withdrawal path,
Since it is not necessary to carry it out to the ground through the slab carrying-out path, the dummy bar can be stored and inserted in a very short time.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a dummy bar storage device in a vertical continuous casting facility.

[0002]

2. Description of the Related Art Some continuous casting equipment pulls a slab vertically. In this vertical continuous casting facility, as shown in FIG.
The slab withdrawal path 104 in which the second drawing and guiding roll group 103 is arranged is provided.
A cast piece cutting device (not shown) is provided in the lower part of 4, and the cast piece 10 cut by the cast piece cutting device is provided.
A slab unloading path 105 for unloading 2 to the ground is provided.

The slab unloading path 105 is a slab unloading inclined path 105a inclined from the lowermost end of the slab withdrawal path 103 toward the ground side, and the slab unloading inclined path 10
It is composed of a slab unloading horizontal path 105b on the ground side that moves the slab 102 carried up from 5a to a predetermined position, and can be moved up and down between the cutting point of the slab and the bottom end position of the slab. Slab 1 provided on and cut
A slab carrier (not shown) that holds 02 and moves to the lowermost end, and a slab 102 guided to the lowermost end by the slab carrier in a vertical posture (vertical posture) and the slab 102 Tilting frame 10 for transferring the slab to the slab unloading carriage 106 side on the slab unloading inclined path 105a
7 is provided.

By the way, at the start of casting, a dummy bar is used. When the dummy bar is separated from the slab 102, first, the dummy bar is supported by a slab holder and moved to the lowermost end, and then the dummy bar separating device ( (Not shown), the slab 102 is separated from the slab 102, and the dummy bar supported on the slab carrier is then tilted.
After being held on the No. 7 side, the tilting frame 107 was tilted to the slab unloading inclination path 105a side, and the dummy bar was transferred to the slab unloading carriage 106 arranged on the slab unloading inclination path 105a.

After moving the slab unloading carriage 106 to a predetermined storage position on the slab unloading horizontal path 105b, a dummy bar is placed on the slab storage table (side of the slab unloading horizontal path 105a). (Not shown),
Had been stored.

Further, instead of storing the dummy bar in the slab storage table, the dummy bar is moved to the slab unloading inclined path 105.
In some cases, the dummy bar may be suspended by a crane and moved to the ground while being moved in the middle of a.

It should be noted that the dummy bar is attached to the slab extraction path 104.
In the case of inserting into the, the procedure is the reverse of the above.

[0008]

According to the above-mentioned conventional structure, when the dummy bar is to be stored separately from the slab 102, the separated dummy bar is once pulled up to the ground by the slab unloading carriage 106, and then the slab is delivered. Horizontal path 10
There is a problem that it is necessary to move from 5b to the slab storage table provided on the side immediately, and it takes a lot of time and labor.

When the dummy bar on the slab unloading inclined path 105a is lifted up by a crane and stored,
There was a problem that it took a lot of time and labor to hook the crane.

Therefore, an object of the present invention is to provide a dummy bar storage device which can solve the above problems.

[0011]

In order to solve the above problems, a dummy bar storage device of the present invention is provided with a slab drawing path for vertically drawing a slab downward from a mold, and a lower part of the slab drawing path. The slab unloading path for unloading the drawn slab in an obliquely upward direction, and holding the slab in a vertical position provided at the lower part of the slab withdrawing path and tilting the slab unloading path side A storage device for a dummy bar in a vertical type continuous casting facility having a tilting frame, between a pair of guide members constituting the slab unloading route, and between the slab unloading route and the slab unloading route outside, A movable carriage that receives the dummy bar held by the tilting frame is movably provided, and a moving device that moves the movable carriage between the inside of the slab discharge path and the storage position outside the slab discharge path is provided. A.

[0012]

According to the above construction, the dummy bar is located at the lower position of the slab withdrawal path, and the dummy bar is inserted through the tilting frame.
Since it can be stored outside the slab unloading route, it is not necessary to carry it out to the ground via the slab unloading route each time the dummy bar is stored and inserted, so the dummy bar can be stored and slab withdrawal route in a short time. Can be inserted into.

[0013]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to FIGS. First, the schematic configuration of the vertical continuous casting facility will be described.

That is, as shown in FIGS. 1 and 2,
This vertical type continuous casting equipment is provided with a cast piece drawing path 4 in which a roll group 3 for drawing and guiding the cast piece 2 is arranged below the mold 1, and a casting piece drawing path 4 is provided below the cast piece drawing path 4. Single cutting device (not shown) and dummy bar separating device 5
And a slab unloading path 7 for unloading the slab 2 cut by the slab cutting device to the ground via the slab unloading carriage 6.

The slab unloading path 7 is a slab unloading inclined path 7a inclined from the lowermost position of the slab withdrawal path 4 toward the ground side, and a slab carried out by the slab unloading inclined path 7a. It is composed of a slab unloading horizontal path 7b on the ground side for moving the slab 2 to a predetermined position, and on the slab withdrawal path 4 side, between the cutting point of the slab and the lowermost position of the slab. A slab receiving carriage (see FIG. 2) 8 that can be lifted up and down to guide the slab after cutting to the lowest end position, and a winch device 9 that raises and lowers the slab receiving carriage 8 via a wire rope 9a. A tilting frame 10 for receiving the cast piece 2 supported by the cast piece receiving carriage 8 and guided to the lowermost end in a vertical posture (vertical posture) and for moving the cast piece 2 to the cast piece discharging inclined path 7a side is provided. It is provided.

The slab unloading path 7 is provided with a pair of groove type members (guide members) 11 as shown in FIGS.
And the guide rails 12 arranged at the bottoms of the groove portions of the groove-shaped members 11, and the guide wheels 6a of the slab unloading carriage 6 are provided with the pair of guide rails 12.
It is designed to roll over.

Further, as shown in FIG. 2, the tilting frame 10 has a vertically lower frame main body 22 whose lowermost end is tiltably supported by a horizontal support pin 21, and is arranged at predetermined intervals on the frame main body 22. The holder 23 for the cast slab 2 and the dummy bar D, and the frame main body 22, as shown by an arrow a, has a vertical posture (a) for guiding and holding the cast slab 2 and the dummy bar D, and the slab unloading inclined path 7a. From a tilting cylinder device (moving device) 24 that tilts between the tilting position (b) and a supporting plate 25 that supports the cast slab 2 or the dummy bar D provided at the lowermost position of the frame body 22. The frame body 22
Guide rollers 26 are provided on both sides of the frame, and when the frame body 22 is tilted, an arc-shaped guide member 27 that guides the guide roller 26 and guides the frame body 22 is provided via a mount (not shown). Is provided.

Further, in this vertical type continuous casting facility, a storage device 31 for the dummy bar D is provided below the slab withdrawal path 4 and below the slab unloading inclined path 7a. The dummy bar storage device 31 will be described below.

As shown in FIGS. 1, 2 and 4, the dummy bar storage device 31 has a pair of floors 32 below the slab unloading inclined path 7a and a pair of the slab unloading inclined path 7a. A pair of guide rails 33 provided between the position between the groove type members 11 and a position separated from the groove type member 11 by a predetermined distance outward, and moved on the guide rails 33 via guide wheels 34. A movable carriage 35 provided freely,
A holding base 36 for the dummy bar D provided on the upper surface of the moving carriage 35, and a moving cylinder device 3 for moving the moving carriage 35 through an intermediate folding link (link mechanism) 37.
The holding table 36 is provided with a plurality of holding members 39 for holding the dummy bar D, and the lower end of the holding table 36 supports the lower end of the dummy bar D. The plate 40 is movably provided along the holding base 36, and the supporting plate 40 is movable by the supporting cylinder device 41 along the upper inclined surface of the holding base 36.

Of course, the movable carriage 35 and the holding base 36 are
Is narrower than the inner dimension of the pair of groove-shaped members 11 forming the slab unloading inclined path 7a. The moving cylinder device 3 is used to move the moving carriage 35.
Although the intermediate bending link 37 is interposed between the movable cylinder device 38 and the movable cylinder device 8, the moving cylinder device 38 may be directly connected to the moving carriage 35 when it is not necessary to consider the stroke of the cylinder device.

Further, as shown in FIG. 3, an openable dustproof door 42 is provided immediately below the slab unloading inclined path 7a on the dummy bar storage device 31 side in order to prevent dust from falling down. It is provided.

In the above structure, the operation of separating the dummy bar D at the start of casting will be described with reference to FIGS. In advance, by the moving cylinder device 38, the moving carriage 35 of the dummy bar storage device 31, that is, the holding base 3
6 is projected so as to be located between the groove-shaped members 11 forming the slab unloading inclined path 7a.

In this state, when the dummy bar D is moved from above the slab withdrawal path 4 to the vicinity of the separation position, the dummy bar D is held by the slab carrier 8 and the slab carrier 8 holds the slab. It is guided and moved to the lowermost end of the drawing path 4.

When the dummy bar D moves to the lowermost end and is held by the holder 23 of the tilting frame 10, the dummy bar separating device 5 separates the dummy bar D from the slab 2.

When the dummy bar D is separated, as shown in FIG. 5, the tilting cylinder device 24 tilts the tilting frame 10 toward the dummy bar storage device 31 side to release the holder 23. Then, the dummy bar D is held by the holding table 3
After that, the supporting cylinder device 41 moves the supporting plate 40 slightly upward to hold the dummy bar D securely on the moving carriage 35 side.

When the dummy bar D is moved to the dummy bar storage device 31 side, as shown in FIG. 6, the moving cylinder device 38 disengages the moving carriage 35 from the slab unloading inclined path 7a and retracts to the storage position. Let

Finally, the dustproof door 42 may be closed to prevent dust from entering the dummy bar storage device 31 side. Of course, the tilting frame 10 is also returned to the original vertical posture when the dummy bar storage device 31 is retracted.

Thereafter, as shown in FIGS. 7 and 8, the slab unloading carriage 6 is lowered to a position corresponding to the tilting frame 10, and the slab 2 cut into a predetermined length is moved to the tilting frame 10. Therefore, the slab can be transferred to the slab unloading carriage 6 and then transferred to the ground.

When the dummy bar D is inserted into the slab withdrawal path 4, the procedure is the reverse of the above. That is, as shown in FIG. 9 and FIG.
Is made to stand by above, the moving carriage 35 holding the dummy bar D is moved into the slab unloading inclined path 7a, and the dummy bar D is held on the tilting frame 10 side and tilted into the slab withdrawing path 4. Just do it.

As described above, according to the dummy bar storage device of the above-described embodiment, the dummy bar can be stored at the lowermost position of the slab withdrawal path and the lower position of the slab unloading inclination path. When storing the dummy bar, it is not necessary to carry it out to the ground and store it by the slab unloading path, that is, the slab unloading carriage, so that the dummy bar can be stored in a very short time. Of course, the work of inserting the dummy bar can be easily performed in a short time.

Further, the dummy bar can be stored very quickly and easily as compared with the case where the dummy bar is placed on the slab unloading carriage and pulled up, and then the dummy bar is lifted up by a crane and stored.

[0032]

As described above, according to the structure of the present invention, since the dummy bar can be stored at a position corresponding to the lower position of the slab withdrawal path, the dummy bar can be stored and the slab withdrawal path as in the prior art. Since it is not necessary to carry it out to the ground through the slab carry-out route when inserting the dummy bar, the dummy bar can be stored and inserted in a very short time.

Further, as compared with the case where the dummy bar is pulled up via the slab unloading carriage and the dummy bar is lifted up by a crane to be stored, the dummy bar can be stored quickly and by a simple operation.

[Brief description of the drawings]

FIG. 1 is a schematic side view showing the overall configuration of a dummy bar storage device according to an embodiment of the present invention.

FIG. 2 is a side view of a main part of the dummy bar storage device in the embodiment.

FIG. 3 is a sectional view taken along line AA of FIG. 1;

FIG. 4 is a cross-sectional view of essential parts of a holding table of the dummy bar storage device in the same embodiment.

FIG. 5 is a diagram for explaining a dummy bar storing operation in the embodiment.

FIG. 6 is a view for explaining the storing operation of the dummy bar in the embodiment.

FIG. 7 is a diagram for explaining a slab unloading operation in the same example.

FIG. 8 is a diagram for explaining a slab unloading operation according to the embodiment.

FIG. 9 is a view for explaining the dummy bar inserting operation in the embodiment.

FIG. 10 is a view for explaining the dummy bar inserting operation in the embodiment.

FIG. 11 is a diagram illustrating a storage operation of a dummy bar in a conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Mold 2 Cast piece 4 Cast piece extraction path 5 Dummy bar storage device 7 Cast piece carry-out path 7a Cast piece carry-out tilt path 8 Cast piece carrier 9 Winch device 10 Tilt frame 15 Car body 16 Carriage plate 22 Frame body 23 Holding tool 24 Tilt tool 24 Cylinder device 31 Dummy bar storage device 33 Guide rail 35 Moving carriage 36 Holding table 38 Moving cylinder device 39 Holding member

Claims (1)

[Claims] 1. A slab draw-out path for vertically drawing a slab downward from a mold, and a slab unloading path for carrying out a slab drawn down to the lower part of the slab draw-out path in an obliquely upward direction. A storage device for a dummy bar in a vertical continuous casting facility having a tilting frame that is provided at the bottom of the slab drawing path and holds the slab in a vertical position and tilts toward the slab unloading path side, Between the pair of guide members constituting the slab unloading route and between the slab unloading route and the slab unloading route outside, a movable carriage for receiving the dummy bar held by the tilting frame is provided movably, and What is claimed is: 1. A dummy bar storage device in a vertical continuous casting facility, comprising a moving device that moves a moving carriage between a slab unloading route and a storage position outside the slab unloading route.