CN103047866A - Slag removing machine for ore-smelting furnace - Google Patents

Abstract

The invention discloses a slag removal machine for a submerged arc furnace, comprising: a slideway frame device, a pitching device, a lifting device and a slag removal device; the slag removal arm is stretched forward and backward by a motor-driven moving trolley, and the slag removal arm is driven by a hydraulic cylinder and The way of connecting the rotating shaft realizes the pitching of the slag scraper arm, the lifting of the slag scraper arm is realized through the drive of the hydraulic cylinder, and the rotation of the slag scraper is driven by the motor. Several actions of telescoping, so as to complete the slag removal operations at different positions and angles.

Description

Slag removal machine for submerged arc furnace

technical field

The equipment belongs to smelting equipment, and is used for slag removal operation of molten iron smelted by submerged arc furnace.

Background technique

The slag removal operation near the submerged arc furnace has always been manual slag removal, the working environment is harsh, and it is very easy to be scalded by the molten slag, causing safety accidents.

However, if the traditional slag removal machine is used in the submerged arc furnace field, there are the following disadvantages:

1. Due to its complex structure and high price, the investment is relatively high;

2. The traditional slag removal machine has huge equipment and high operating efficiency, and is suitable for removing slag with a large amount of slag. However, the amount of slag smelted in submerged arc furnaces is small, and the use of traditional slag removal machines is overkill;

Although there are many types of slag removal machines on the market, they are not used in submerged arc furnace smelting slag removal due to the cost and other reasons. Therefore, the market urgently needs a set of products with simple structure and low cost to be used in the submerged arc furnace field.

Contents of the invention

In view of the above technical problems, the technical problem to be solved by the present invention is to provide a simple structure, which can meet the requirements of submerged arc furnace slag removal, and has high cost performance. The whole set of equipment is driven by hydraulic pressure, which can realize remote operation and can completely replace manual slag removal , Improve the labor intensity of workers and reduce the hidden dangers of workers' personal safety.

In order to achieve the above purpose, it is realized through the following technical solutions:

The slag removal machine for submerged arc furnace includes: slideway frame device, pitching device, lifting device and slag removal device; the lifting device includes: base, lifting cylinder, fixed platform and lifting platform; the fixed platform is fixed on the base; the lifting cylinder is set It is inside the fixed platform, and the bottom and base are fixed and the upper end is fixed with the fixed platform; the lifting oil cylinder protrudes from the fixed platform, and the upper end surface is fixed with a lifting platform; Disassemble the fixed connection; the upper end surface of the inner ring of the slewing bearing is fixed with a slewing platform; the upper end surface of the slewing platform is fixed with a pitching device; the pitching device includes: a bracket and a hydraulic cylinder; The center of the support is on the axis of the lifting cylinder, and the upper end of the support is fixed with a slideway frame device through the rotating shaft; a hydraulic cylinder is arranged between the slideway frame device and the rotary platform, that is, the hydraulic cylinder can drive the slideway frame device to rotate around the rotating shaft;

The slideway frame device includes: fixed frame, slideway and motor II; the slideway is fixed on both sides of the lower end surface of the fixed frame; the motor II is fixed at the rear end of the fixed frame;

The slag removal device includes: a mobile trolley, a slag removal arm and a slag removal plate; the mobile trolley is set in the slideway, and moves through the pulley and the slideway; the slag removal arm is fixed on the lower end of the mobile trolley; the slag removal plate is fixed on the Front end face of slag arm;

Power is transmitted between the motor II and the mobile trolley through a chain.

Motor I and Motor II adopt hydraulic motors;

The slewing platform is provided with a through hole for installing the motor Ⅰ; the motor Ⅰ is fixed at the through hole of the slewing platform by bolts, and the gear sleeve fixed on the top of the output shaft of the motor Ⅰ protrudes from the lower end surface of the slewing platform to mesh with the outer ring gear of the slewing bearing;

A limit block for limiting the stroke of the slag removal arm is fixed on the slideway;

The front end of the fixed frame is fixed with an auxiliary plate used to assist the slag removal arm to run horizontally;

The present invention adopting above-mentioned technical scheme has the following advantages:

1. The structure is simple, can meet the requirements of submerged arc furnace slag removal, and has high cost performance;

2. The whole set of equipment is driven by hydraulic pressure, which can realize long-distance operation. It can completely replace manual slag removal, improve the labor intensity of workers, and reduce the hidden dangers of workers' personal safety.

The above description is only an overview of the technical solution of the present invention. In order to better understand the technical means of the present invention, it can be implemented according to the contents of the description, and in order to make the above and other purposes, features and advantages of the present invention more obvious and understandable , the following preferred embodiments are specifically cited below, and are described in detail as follows in conjunction with the accompanying drawings.

Description of drawings

Fig. 1 is a schematic side view of the structure of the present invention.

Fig. 2 is a side view structural schematic diagram of the slideway frame device and the slag removal device of the present invention.

Fig. 3 is a schematic diagram of the front view of the slewing platform of the present invention.

Fig. 4 is a schematic diagram of the side view of the slewing platform of the present invention.

Fig. 5 is a schematic cross-sectional structure diagram of the lifting device of the present invention.

In the figure: 1. Slideway frame device, 1.1. Fixed frame, 1.2. Slideway, 2. Pitching device, 3. Lifting device, 4. Slag removing device, 5. Motor II, 6. Mobile trolley, 7. Picking up Slag arm, 8, slag removal plate, 9, bracket, 9.1, rotating shaft, 10, motor Ⅰ, 11, hydraulic cylinder, 12, slewing bearing, 13, base, 14, lifting cylinder, 15, fixed platform, 16, lifting platform , 17, rotary platform, 18, chain, 19, limit block, 20, auxiliary plate.

Detailed ways

The slag removal machine for submerged arc furnace as shown in Figure 1 includes: slideway frame device 1, pitching device 2, lifting device 3 and slag removal device 4; lifting device 3 includes: base 13, lifting cylinder 14, fixed platform 15 And the lifting platform 16, the fixed platform 15 is fixed on the base 13, the lifting cylinder 14 is arranged inside the fixed platform 15, and the bottom and the base 13 are fixed and the upper end is fixed with the fixed platform 15, the lifting cylinder 14 stretches out from the fixed platform 15, and the upper end surface A lifting platform 16 is fixed, and a slewing bearing 12 is fixed on the upper end of the lifting platform 16, and is detachably and fixedly connected with the outer ring gear of the slewing bearing 12. This structure realizes the lifting of the lifting platform 16 through the lifting cylinder 14;

A pitching device 2 is fixed on the upper end of the slewing platform 17; the pitching device 2 includes: a bracket 9 and a hydraulic cylinder 11; the bracket 9 and the motor I10 for driving the slewing platform 17 to rotate are fixed on the upper end of the slewing platform 17; the center of the bracket 9 is on the lifting cylinder 14, and the upper end of the bracket 9 is fixed with a slideway frame device 1 through the rotating shaft 9.1; a hydraulic cylinder 11 is arranged between the slideway frame device 1 and the rotary platform 17, that is, the hydraulic cylinder 11 can drive the slideway frame device 1 around the rotating shaft 9.1 Rotation As shown in Figure 3 and Figure 4, adopting such a structure can naturally realize the pitching of the slideway frame device 1 through the expansion and contraction of the hydraulic cylinder 11 (that is, rotate around the rotating shaft 9.1), and the lifting and pitching of the slag removal machine are realized through this structure;

Slideway frame device 1 includes: fixed frame 1.1, slideway 1.2 and motor Ⅱ5; slideway 1.2 is fixed on both sides of the lower end surface of fixed frame 1.1; motor Ⅱ5 is fixed on the rear end of fixed frame 1.1; slag removal device 4 includes: mobile trolley 6. The slag removal arm 7 and the slag removal board 8; the mobile trolley 6 is set in the slideway 1.2, and moves in cooperation with the slideway 1.2 through pulleys; the slag removal arm 7 is fixed on the lower end of the mobile trolley 6; the slag removal board 8 is fixed On the front end of the slag removal arm 7; power is transmitted between the motor II5 and the mobile trolley 6 through a chain 18, as shown in Figure 2, using such a structure to transmit power to the mobile trolley 6 through the motor II5, so that the mobile trolley 6 Move along the slideway 1.2, which will naturally drive the slag removal arm 7 and the slag removal plate 8 fixed on the mobile trolley 6; the expansion and contraction of the slag removal arm 7 of the slag removal machine is realized through this structure;

Motor Ⅰ10 and motor Ⅱ5 adopt hydraulic motors;

As shown in Figure 3, the rotary platform 17 is provided with a through hole for installing the motor I10; the motor I10 is fixed at the through hole of the rotary platform 17 by bolts, and the gear sleeve fixed on the top of the output shaft of the motor I10 protrudes from the lower end surface of the rotary platform 17 and The outer ring gear of the slewing bearing 12 meshes, and since the slewing platform 17 is fixed on the inner ring of the slewing bearing 12, this structure can realize the rotation of the slag remover;

A limit block 19 for limiting the stroke of the slag removal arm 8 is fixed on the slideway 1.2 as shown in Figure 2;

The front end of the fixing frame 1.1 is fixed with an auxiliary plate 20 used to assist the slag removal arm 8 to run horizontally, as shown in Figure 2;

The present invention adopting the above-mentioned technical scheme is an electromechanical-hydraulic integrated product, which is self-propelled and fully hydraulically driven. Among them, the hydraulic system of the slag scraper realizes the front and rear expansion and contraction of the slag scraper arm, the up and down lifting and pitching of the slag scraper arm, and the rotation of the slag scraper, so as to complete the slag removal operations at different positions and angles.

The above description is only a preferred embodiment of the present invention, and does not limit the present invention in any form. Although the present invention has been disclosed as above with preferred embodiments, it is not intended to limit the present invention. Anyone familiar with this field Without departing from the scope of the technical solution of the present invention, the skilled person can use the technical content disclosed in the appeal to make some changes or modify them into equivalent embodiments with equivalent changes. Technical Essence Any simple modifications, equivalent changes and modifications made to the above embodiments still fall within the scope of the technical solution of the present invention.

Claims (5)

1. Slag removal machine for submerged arc furnace, characterized in that it includes slideway frame device (1), pitching device (2), lifting device (3) and slag removal device (4); the lifting device (3) includes : base (13), lifting cylinder (14), fixed platform (15) and lifting platform (16); the fixed platform (15) is fixed on the base (13); the lifting cylinder (14) is arranged on the fixed platform (15) inside, and the bottom and the base (13) are fixed and the upper end is fixed with the fixed platform (15); the lifting cylinder (14) protrudes from the fixed platform (15), and the upper end surface is fixed with the lifting platform (16); The upper end of the lifting platform (16) is fixed with a slewing bearing (12), and is detachably and fixedly connected with the outer ring gear of the slewing bearing (12); the upper end of the inner ring of the slewing bearing (12) is fixed with a slewing platform (17) ; The upper end surface of the slewing platform (17) is fixed with a pitching device (2); the pitching device (2) includes: a bracket (9) and a hydraulic cylinder (11); (17) The rotating motor I (10) is fixed on the upper surface of the slewing platform (17); the center of the bracket (9) is on the axis of the lifting cylinder (14), and the upper end of the bracket (9) is fixed through the shaft (9.1). The slideway frame device (1); a hydraulic cylinder (11) is arranged between the slideway frame device (1) and the rotary platform (17), that is, the hydraulic cylinder (11) can drive the slideway frame device (1) around the rotating shaft (9.1) rotation; The slideway frame device (1) includes: a fixed frame (1.1), a slideway (1.2) and a motor II (5); the slideway (1.2) is fixed on both sides of the lower end surface of the fixed frame (1.1); the The motor II (5) is fixed at the rear end of the fixing frame (1.1); The slag removal device (4) includes: a mobile trolley (6), a slag removal arm (7) and a slag removal board (8); the mobile trolley (6) is set in the slideway (1.2), and passes through The pulley moves in cooperation with the slideway (1.2); the slag removing arm (7) is fixed on the lower end of the mobile trolley (6); the slag removing plate (8) is fixed on the front end of the slag removing arm (7); Power is transmitted between the motor II (5) and the mobile trolley (6) through a chain (18). 2. The slag removal machine for submerged arc furnace according to claim 1, characterized in that: said motor I (10) and motor II (5) are hydraulic motors. 3. The slag remover for submerged arc furnace according to claim 1, characterized in that: the rotary platform (17) is provided with a through hole for installing the motor I (10); the motor I (10) is connected by a bolt It is fixed at the through hole of the slewing platform (17), and the gear sleeve fixed on the top of the output shaft of the motor I (10) protrudes from the lower end surface of the slewing platform (17) to mesh with the outer ring gear of the slewing bearing (12). 4. The slag removal machine for submerged arc furnace according to claim 1, characterized in that: a limit block (19) for limiting the stroke of the slag removal arm (8) is fixed on the slideway (1.2). 5. The slag removal machine for submerged arc furnace according to claim 1, characterized in that: the front end of the fixed frame (1.1) is fixed with an auxiliary plate (20) for assisting the slag removal arm (8) to run horizontally.

Images