CN206047044U - A kind of hot charging and hot rolling of continuous casting slab device - Google Patents

Abstract

The utility model discloses a continuous casting slab hot delivery and hot charging device, which comprises a continuous casting machine, a continuous casting slab, and a heating furnace. A hot delivery roller table is arranged between the continuous casting machine and the heating furnace. The output side of the casting machine is arranged horizontally along the hot-feeding line; the track is arranged on the end side of the hot-feeding roller table perpendicular to the hot-feeding line; The car is equipped with a platform lifting mechanism to control the height of the continuous casting slab on the roller table traverse trolley; the furnace entry roller table is vertical to the track and arranged horizontally. One end of the furnace entry roller table extends to the corresponding heating furnace, and different heights are set. It is used to complete the transfer of the continuous casting slab on the roller table traversing trolley to the corresponding heating furnace. This device can realize continuous casting slab hot delivery to multiple steel rolling lines, not only can adjust the hot delivery height of continuous casting slab to meet the height of different rolled steel entering the furnace roller table, but also can determine the hot delivery continuous casting according to the quantity of steel pushed by the heating furnace at one time The number of billets is small, the structure is simple, and the transportation process is flexible and efficient.

Description

A continuous casting slab hot delivery and hot charging device

technical field

The utility model relates to the technical field of metallurgy, in particular to a conveying device for a continuous casting hot slab to a steel rolling heating furnace.

Background technique

With the development and maturity of continuous casting technology, the continuous casting billet hot delivery and hot charging technology, which makes full use of the continuous casting billet's own heat energy, has become one of the important means of energy saving and consumption reduction in steel production enterprises. Since the continuous casting slab hot delivery and hot charging process turns steelmaking-steel rolling into a closely linked integrated production system, it can not only greatly reduce energy consumption, increase metal yield, shorten product production cycle, but also improve product quality , and can reduce the floor area of the plant and save investment. Therefore, this technology has shown great advantages in saving investment, reducing production costs, environmental protection and sustainable development. The application of the continuous casting slab hot delivery and hot charging process in my country began in Wuhan Iron and Steel in the 1980s. By the 1990s, Baosteel, Shaogang, Sanming Steel Works, and Laiwu Steel Plant also adopted this process technology to varying degrees.

However, due to objective reasons such as the limitations of the process layout and the fact that a single continuous casting unit corresponds to multiple steel rolling production lines, the existing hot-feeding and hot-charging lines cannot be elevated according to the required roller table height, and the elevation is not accurate, and the hot-feeding position is not accurate. And other issues. Therefore, when considering hot delivery and hot charging of continuous casting slabs, it is necessary to choose a device that has a flexible delivery process and can meet the needs of multiple rolling lines for raw materials.

Contents of the invention

The utility model provides a new continuous casting slab hot-feeding and hot-charging device for the above-mentioned deficiencies in the prior art. According to the needs, the continuous casting slab can be hot-transmitted and hot-loaded to the corresponding multiple steel rolling production lines flexibly and flexibly, which has high economic and social benefits.

The technical scheme of the utility model is:

The utility model proposes a continuous casting slab hot delivery and hot charging device, which includes a continuous casting machine, a continuous casting slab, and a heating furnace, and is characterized in that: it is set between the continuous casting machine and the heating furnace:

A hot-feeding roller table, the said hot-feeding roller table is arranged laterally along the hot-feeding line adjacent to the output side of the continuous casting machine;

The track is perpendicular to the hot delivery line and is arranged on the end side of the hot delivery roller table;

A roller table traverse trolley, which can reciprocate laterally along the track, and a platform lifting mechanism is set on the roller table traverse trolley to control the movement of the continuous casting slab on the roller table traverse trolley. high;

The furnace-entry roller table is vertical to the track and arranged transversely. One end of the furnace-entry roller table extends to the corresponding heating furnace. The furnace-entry roller table is set at different heights for completing the roller The continuous casting slab on the traversing trolley is transferred to the corresponding heating furnace.

Further, the continuous casting slab hot-feeding and hot-charging device also includes: a lifting baffle, the lifting baffle is arranged at the end of the hot-feeding roller table, and the driving element of the lifting baffle is a hydraulic, electric, or pneumatic type. ; The fixed baffle, which is on the same axis as the hot feed line, prevents the continuous casting slab from continuing to move on the roller table traversing trolley.

Further, there are two roller table traversing trolleys, at least two furnace entry roller tables are provided, and one furnace entry roller table is set corresponding to one heating furnace, so as to realize the adoption of two roller table traversing trolleys Corresponding to the hot delivery and hot charging process of two or more steel rolling lines. Among them, two roller table traversing trolleys can not only be used at the same time, but also can be considered as one for use and one for standby.

Further, the rail traversing trolley also includes a roller table for conveying the continuous casting slab on the roller table traversing trolley; and a platform support part, and the platform lifting mechanism controls the lifting of the platform support part to adjust the roller table traverse The height of the continuous casting slab on the moving trolley. The driving element of the platform lifting mechanism of the rail traverse trolley is one of a hydraulic cylinder, an electric cylinder and an air cylinder. The roller table traversing trolley can not only adjust the lifting and lateral movement of the continuous casting slab according to the height and position of the roller table entering the furnace, but also determine the quantity of the hot continuous casting slab according to the number of pushed steel in the heating furnace.

Compared with the prior art, the utility model has the following beneficial effects: 1) It can realize the continuous casting slab transportation of two steel rolling lines or more than two steel rolling lines, and the transportation efficiency is high; 2) The roller table traverse trolley can pass through The platform lifting mechanism lifts the continuous casting slab to meet the height of the roller table of different rolling lines and solve the problems of roller table elevation and hot delivery position. 3) It is also possible to efficiently select the quantity of hot-sending continuous casting slabs according to the respective steel pushing capabilities of different heating furnaces. 4) The utility model adopts the hot-sending and hot-charging device for continuous casting slabs, which has a simple structure, flexible and maneuverable transportation process, High heat transfer efficiency, high economic and social benefits.

Description of drawings

Fig. 1 is a plan view of a continuous casting slab hot-feeding and hot-charging device of the present utility model.

Fig. 2 is a partially enlarged view of B in Fig. 1 .

Fig. 3 is a sectional view along line A-A of Fig. 1 .

Fig. 4 is a front view of the lifting mechanism of the platform of the roller table traversing trolley.

Fig. 5 is a partially enlarged view of C in Fig. 1 .

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention:

As shown in Figure 1-5, the process steps of a continuous casting slab hot delivery and hot charging process of the present invention are as follows:

The continuous casting slab 2 produced by the continuous casting machine 1 is transferred from the output side of the continuous casting machine to the hot delivery roller table 3 for hot delivery. Roller table 3 stops automatically.

When the workshop considers the hot feeding heating furnace 13, the roller table traversing trolley 5 stops ahead of time along the track 4 at the lower end of the hot feeding line 15, and the roller table on the roller table traversing trolley 5 starts 5 seconds earlier. The plate 6 descends to the lower limit position, and the multiple continuous casting billets 2 are transported to the roller table traverse trolley 5, and stop at the fixed baffle 8, and the continuous casting billets 2 are raised and lowered after being in place on the roller table traverse trolley 5 Baffle plate 6 resets. Drive the platform lifting hydraulic cylinder 11 through the hydraulic station 17 to raise the platform support 12 of the trolley, and the continuous casting slab 2 on the roller table traverse trolley 5 is raised to the height of the roller table 9 entering the furnace, and the roller table is driven through the hydraulic station 17 The traversing trolley 5 moves laterally along the track 4, and transfers the continuous casting slab 2 to the position of the furnace-entry roller table 9, and then heats it to the heating furnace 13 through the furnace-entry roller table 9.

When the workshop considers the hot feeding heating furnace 14, the roller table traversing trolley 7 stops ahead of time along the track 4 at the lower end of the hot feeding line 15, and the roller table on the roller table traversing trolley 7 starts 5 seconds ahead of time, and the lifting gear The plate 6 descends to the lower limit position, and the multiple continuous casting billets 2 are transported to the roller table traverse trolley 7, and stop at the fixed baffle 8, and the continuous casting billets 2 are raised and lowered after being in place on the roller table traverse trolley 7 Baffle plate 6 resets. Drive the platform lifting hydraulic cylinder 11 through the hydraulic station 17 to raise the platform support 12 of the trolley, and the continuous casting slab 2 on the roller table traverse trolley 7 is raised to the height of the roller table 10 entering the furnace, and the roller table is driven through the hydraulic station 17 The traversing trolley 7 moves laterally along the track 4, and transfers the continuous casting slab 2 to the position of the furnace-entry roller table 10, and then heats it to the heating furnace 14 through the furnace-entry roller table 10.

As shown in Figures 1-5, the utility model is a continuous casting slab hot delivery and hot charging device, including: continuous casting machine 1, continuous casting slab 2, heating furnace 13, heating furnace 14, wherein, in the continuous casting machine 1 and Middle setting of heating furnace 13, 14:

The hot-feeding roller table 3 is arranged laterally along the hot-feeding line 15 adjacent to the output side of the continuous casting machine 1;

The track 4, the vertical hot-feeding line 15, is arranged on the end side of the hot-feeding roller table 3;

The roller table traverse trolleys 5 and 7 can move back and forth laterally along the track 4, and the roller table traverse trolleys 5 and 7 are equipped with a platform lifting hydraulic cylinder 11 to control the continuous casting slab on the roller table traverse trolleys. 2 heights;

The furnace-entry roller tables 9 and 10 are arranged perpendicular to the track 4 and transversely, and one end of the furnace-entry roller tables 9 and 10 extends to the corresponding heating furnaces 13 and 14. 13,14 conveying, the described furnace-entry roller table 9,10 is set to the height corresponding to the heating furnace 13,14 according to the heating furnace 13,14.

Further, the continuous casting slab hot-feeding and hot-charging device also includes: a lifting baffle 6, which is arranged at the end of the hot-feeding roller table 3, and the driving element of the lifting baffle is hydraulic, electric, or pneumatic; a fixed baffle 8 , on the same axis as the hot feed line 15, preventing the continuous casting slab 2 from continuing to move on the roller table traversing trolley.

Further, the track traversing trolleys 5 and 7 also include a roller table 16 for conveying the continuous casting slab 2 on the roller table traversing trolley; and a platform support part 12, and the platform lifting hydraulic cylinder 11 will The platform support part 12 is raised or lowered, and then the continuous casting slab 2 on the roller table traverse trolley is raised or lowered.

The working principle of the utility model is as follows:

(1) The platform lifting mechanism of the roller table traversing trolley is driven by the hydraulic station to meet the adjustment needs of the height of the roller table entering the furnace for different rolling lines, and the lateral movement of the roller table traversing trolley meets the requirements of two or more than two rolled steel The need for the positioning of the furnace roller table of the line.

(2) The number of hot-sent continuous casting slabs is selected according to the respective steel pushing capabilities of different heating furnaces, so as to achieve a high degree of matching between continuous casting and rolling.

In summary, the utility model can realize the hot slab transportation of two or more than two steel rolling lines through the continuous casting slab hot delivery and hot charging process combined with the hot delivery roller table and the roller table traverse trolley. The conveying efficiency is high; the platform lifting mechanism of the roller table traverse trolley of the utility model solves the problems of the elevation of the roller table height of different rolling lines and the positioning of the hot delivery position; High efficiency, high economic and social benefits.

The preferred embodiment of the utility model has been described above in conjunction with the accompanying drawings, but the utility model is not limited to the above-mentioned specific implementation, and the above-mentioned specific implementation is only illustrative and not restrictive. Under the enlightenment of the utility model, personnel can also make many forms without departing from the purpose of the utility model and the scope protected by the claims, and these all belong to the protection scope of the utility model.

Claims (7)

1. A continuous casting slab hot delivery and hot charging device, comprising a continuous casting machine, a continuous casting slab, and a heating furnace, is characterized in that: it is arranged between the continuous casting machine and the heating furnace: A hot-feeding roller table, the said hot-feeding roller table is arranged laterally along the hot-feeding line adjacent to the output side of the continuous casting machine; The track is perpendicular to the hot delivery line and is arranged on the end side of the hot delivery roller table; Roller table traverse trolley, which can reciprocate laterally along the track, and the roller table traverse trolley is equipped with a platform lifting mechanism to control the height of the continuous casting slab on the roller table traverse trolley ; The furnace-entry roller table is vertical to the track and arranged transversely. One end of the furnace-entry roller table extends to the corresponding heating furnace. The furnace-entry roller table is set at different heights for completing the roller The continuous casting slab on the traversing trolley is transferred to the corresponding heating furnace. 2. A continuous casting slab hot-feeding and hot-charging device according to claim 1, characterized in that two roller table traverse trolleys are provided. 3. A kind of continuous casting slab hot-feeding and hot-charging device according to claim 1, characterized in that: the roller table traversing trolley also includes a roller table, which is used to transfer the continuous rolling on the roller table traversing trolley. casting slab; and the platform support part, the platform lifting mechanism controls the lifting of the platform support part and then adjusts the height of the continuous casting slab on the roller table traverse trolley. 4. A continuous casting slab hot-feeding and hot-charging device according to claim 1, characterized in that: there are at least two furnace-entry roller tables, and one furnace-entry roller table corresponds to one heating furnace. 5. A continuous casting slab hot-feeding and hot-charging device according to claim 1, characterized in that it also includes a fixed baffle, the fixed baffle is on the same axis as the hot-feeding line, and prevents the roller table from traversing the table The continuous movement of the continuous casting slab on the car. 6. A continuous casting slab hot-feeding and hot-charging device according to any one of claims 1-5, characterized in that: the driving element of the platform lifting mechanism of the rail traverse trolley is a hydraulic cylinder, an electric cylinder , one of the cylinders. 7. A continuous casting slab hot-feeding and hot-charging device according to any one of claims 1-5, characterized in that it also includes a lifting baffle, and the lifting baffle is arranged at the end of the hot-feeding roller table, and the The driving element of the lifting baffle is one of hydraulic, electric and pneumatic.