CN218785191U

CN218785191U - Automatic ejection loosening device for tundish tipping machine

Info

Publication number: CN218785191U
Application number: CN202223149549.6U
Authority: CN
Inventors: 董立桐; 李亚志; 孟凡森; 白玉; 苏艳翔; 马桂芬
Original assignee: Tianjin New Tiangang United Special Steel Co Ltd
Current assignee: Tianjin New Tiangang United Special Steel Co Ltd
Priority date: 2022-11-25
Filing date: 2022-11-25
Publication date: 2023-04-04
Anticipated expiration: 2032-11-25

Abstract

The utility model belongs to the technical field of the continuous casting is equipped, a loose device in automation top for tundish tipper is disclosed. The device comprises a box-type beam, a loose end head and a hydraulic system; the box-type beam is connected between the non-tilting side and the tilting side of the tilting machine; the middle tank to be overturned is connected between the non-tilting side and the tilting side of the tipper, and the tipper drives the middle tank to overturn the lining refractory material through the self-overturning action; the hydraulic system comprises a hydraulic cylinder; the box-type cross beam is provided with a plurality of groups of hydraulic cylinders in one-to-one correspondence with the water openings of the intermediate tank, and the top loose end is arranged on the hydraulic cylinders and is just opposite to the water opening of the intermediate tank, so that the hydraulic cylinders drive the top loose end to dismantle and loosen the water opening of the intermediate tank through telescopic action, and finally the tipper drives the intermediate tank to overturn to pour out refractory materials. Residual iron at the water gap and the masonry material are loosened by jacking with hydraulic force, so that the labor intensity of manual masonry material dismantling is reduced, and the production efficiency is improved.

Description

Automatic ejection loosening device for tundish tipping machine

Technical Field

The utility model belongs to the technical field of the continuous casting is equipped, a loose device in automation top for pans tipper is disclosed.

Background

In the process of continuous casting operation, a tundish is required to receive molten steel to a crystallizer to complete billet casting, and after the tundish is used for a period of time, refractory materials in the tundish are required to be replaced. In the past, the water gap of the refractory material in the tundish is usually manually dismantled and loosened, then the refractory material in the tundish is overturned and poured out by a tilting machine, and the tundish can be used on line again after the refractory material is replaced.

At present, bricks need to be manually removed when the tundish is detached, the operation intensity of constructors is high, and high-altitude operation has high safety risks.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides an automatic top pine device for pans tipper pushes up loose mouth of a river department's incomplete iron and pushes up the pine and builds the material by laying bricks or stones with hydraulic force, reduces the manual work and demolishs and build material intensity of labour, improves production efficiency.

In order to realize the technical effect, the utility model discloses a following technical scheme:

an automatic top loose device for a tundish tipper comprises a box-type beam, a top loose end head and a hydraulic system;

the box-type cross beam is connected between the non-tilting side and the tilting side of the tilting machine; in addition, a tundish to be overturned is connected between the non-tilting side and the tilting side of the tipper, and the tipper drives the tundish to overturn lining refractory materials through self-overturning action;

the hydraulic system comprises a hydraulic cylinder; and a plurality of groups of hydraulic cylinders which are in one-to-one correspondence with the water openings of the intermediate tank are arranged on the box-shaped cross beam, and the loose top end is arranged on the hydraulic cylinders and is just opposite to the water openings of the intermediate tank.

According to the preferable technical scheme, each hydraulic cylinder comprises an installation bottom plate fixed on a box-type cross beam and a top loose end head; one end of the top loose end is connected with the cylinder head of the hydraulic cylinder, and the other end of the top loose end is used for contacting a water gap of the intermediate tank.

According to the preferable technical scheme, the loose-top end comprises a connecting block sleeved on the outer side of a cylinder head of the hydraulic cylinder, the connecting block is of a hollow structure, the cylinder head of the hydraulic cylinder extends into a part of the inner side of the connecting block from the bottom, a movable raised head used for supporting a water port of a tundish is arranged at the top of the connecting block, the head of the movable raised head is located on the outer side of the connecting block, the bottom of the movable raised head is clamped in the connecting block, and a compression spring is arranged between the movable raised head and the cylinder head of the hydraulic cylinder.

As the preferred technical scheme, one end of the connecting block is provided with a convex ring extending to the hollow part in the inner part, the bottom of the movable raised head is provided with a convex block in clamping fit with the convex ring, and the inner diameter of the convex ring is smaller than the diameter of the convex block, so that the movable raised head is prevented from being separated from the connecting block.

As a preferable technical scheme, one end of the movable raised head, which is contacted with the water opening of the intermediate tank, is set to be a spherical surface.

As a preferable technical scheme, the hydraulic system further comprises a hydraulic station, a hydraulic control valve and a hydraulic oil path for connection; the hydraulic control valve is used for controlling the telescopic action of the hydraulic cylinder so as to drive the loose end to stretch.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses an automatic loose device in top simple structure is reasonable, and the simple operation can alleviate the artifical intensity of labour who demolishs the tundish mouth of a river greatly, moves in the environment safe relatively when making the tundish upset inside lining resistant material, reaches safe, reliable, standard function.

The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

FIG. 1 is a front view of the automatic top release device of the present application;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a schematic view of the middle top loose end of the present invention.

In the figure, 1, a loose end is pushed; 11. connecting blocks; 11-1, a convex ring; 12. a movable raised head; 12-1, bumps; 13. a compression spring; 2. a hydraulic cylinder; 21. a cylinder head; 3. a hydraulic oil circuit; 4. a hydraulic control valve; 5. a box-type beam; 6. a tundish nozzle; 7. a hydraulic station; 8. a non-tilting side; 9. tilting the side; 10. and (4) an intermediate tank.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention.

As shown in fig. 1-3, the utility model discloses an automatic top pine device that is used for automatic top pine device of pans slope to turn over machine, including box crossbeam 5, top pine end 1 and hydraulic system.

The two ends of the box-type cross beam 5 are arranged on the inner sides of the non-tilting side 8 and the tilting side 9 of the tipper, so that the non-tilting side 8 and the tilting side 9 of the tipper are connected together; besides, a tundish 10 to be overturned is connected between the non-overturning side 8 and the overturning side 9 of the tipper, and the tipper drives the tundish to overturn the lining refractory material through self overturning.

The hydraulic system comprises a hydraulic cylinder 2, a hydraulic station 7, a hydraulic control valve 4 and a hydraulic oil path for connection; and a plurality of groups of hydraulic cylinders 2 are arranged on the box-shaped cross beam 5 and correspond to the tundish nozzles 6 one by one so as to be used for removing and jacking the tundish nozzles 6. Specifically, each hydraulic cylinder 2 comprises a mounting bottom plate fixed on the box-type cross beam 5 and a loose top end 1 arranged at the top of the cylinder head; one end of the top loose end 1 is connected with the cylinder head of the hydraulic cylinder 2, and the other end of the top loose end is used for contacting a tundish nozzle 6; by controlling the opening and closing of the hydraulic control valve 4, a certain hydraulic cylinder 2 can be controlled to perform stretching action respectively, so that the top loose end 1 is driven to stretch, and the top loose of the individual water gap 6 is removed.

As shown in fig. 3, preferably, the loose end jacking 1 comprises a connecting block 11 sleeved outside a cylinder head of the hydraulic cylinder, the connecting block 11 is of a hollow structure, the cylinder head 21 of the hydraulic cylinder 2 extends into a part of the inner side of the connecting block from the bottom, a movable raised head 12 for jacking the tundish nozzle 6 is arranged at the top of the connecting block 11, the head of the movable raised head 12 is positioned outside the connecting block 11, the bottom of the movable raised head 12 is clamped in the connecting block 11, and a compression spring 13 is arranged between the movable raised head 12 and the cylinder head 21 of the hydraulic cylinder, so that the movable raised head 12 can extend and retract along the axial direction of the connecting block 11.

Preferably, one end of the connecting block 11 is provided with a convex ring 11-1 extending to the hollow part, the bottom of the movable raised head 12 is provided with a convex block 12-1 in clamping fit with the convex ring, and the inner diameter of the convex ring 1-1 is smaller than the diameter of the convex block 12-1, so that the movable raised head 12 is prevented from being separated from the connecting block 11.

Preferably, one end of the movable raised head 12, which is in contact with the tundish nozzle 6, is set to be a spherical surface so as to reduce the contact area between the movable raised head and the tundish nozzle 6, and under the condition of certain impact force of the hydraulic cylinder, the impact pressure is increased, so that the nozzle 6 is more convenient to dismantle and jack loose.

The working principle is as follows:

the tundish to be tipped is hoisted to the tipping machine by a travelling crane to be fixed, a hydraulic system is started, a hydraulic control valve 4 is opened, a hydraulic cylinder 2 drives the stretching of a top loose end 1, the top loose end 1 acts on a tundish nozzle 6, pressure is applied to the tundish nozzle 6 until the tundish nozzle 6 is loosened, then the tipping machine tips, and the tundish is tipped to 180 degrees from 0 degree to pour out the internal refractory material of the tundish. The original state is then restored by operating in reverse order, and the empty tundish is lifted off.

The utility model discloses rational in infrastructure, the simple operation, reduction manual work that can be very big demolishs and builds material intensity of labour, improves production efficiency.

Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of this invention without departing from the spirit thereof.

Claims

1. The utility model provides an automatic top pine device for pans tipper which characterized in that: the device comprises a box-type beam, a loose end head and a hydraulic system;

the box-type beam is connected between the non-tilting side and the tilting side of the tilting machine; in addition, a tundish to be overturned is connected between the non-tilting side and the tilting side of the tipper, and the tipper drives the tundish to overturn the lining refractory material through self overturning;

the hydraulic system comprises a hydraulic cylinder; and a plurality of groups of hydraulic cylinders which correspond to the water ports of the intermediate tank one by one are arranged on the box-shaped cross beam, and the loose top end is arranged on the hydraulic cylinder and is opposite to the water ports of the intermediate tank.

2. The automatic top release apparatus for a tundish tipper as claimed in claim 1, wherein: each hydraulic cylinder comprises a mounting bottom plate fixed on the box-type cross beam and a top loose end; one end of the top loose end is connected with the cylinder head of the hydraulic cylinder, and the other end of the top loose end is used for contacting a water gap of the tundish.

3. The automatic top release apparatus for a tundish tipper as claimed in claim 2, wherein: the top loose end comprises a connecting block sleeved on the outer side of a cylinder head of the hydraulic cylinder, the connecting block is of a hollow structure, the cylinder head of the hydraulic cylinder extends into one part of the inner side of the connecting block from the bottom, a movable raised head used for supporting a water gap of a tundish is arranged at the top of the connecting block, the head of the movable raised head is positioned on the outer side of the connecting block, the bottom of the movable raised head is clamped in the connecting block, and a compression spring is arranged between the movable raised head and the cylinder head of the hydraulic cylinder.

4. The automatic top release apparatus for a tundish tipper as claimed in claim 3, wherein: one end of the connecting block is provided with a convex ring extending to the hollow part in the inner part, the bottom of the movable raised head is provided with a convex block matched with the convex ring in a clamping way, and the inner diameter of the convex ring is smaller than the diameter of the convex block, so that the movable raised head is prevented from being separated from the connecting block.

5. The automatic top release apparatus for a tundish tipper as claimed in claim 3, wherein: one end of the movable raised head, which is contacted with the water opening of the intermediate tank, is arranged to be a spherical surface.

6. The automatic top release device for a tundish tipper of claim 1, wherein: the hydraulic system also comprises a hydraulic station, a hydraulic control valve and a hydraulic oil way for connection; the hydraulic control valve is used for controlling the telescopic action of the hydraulic cylinder so as to drive the loose end to stretch.