CN114618347A

CN114618347A - Stirring equipment convenient for pouring molten steel

Info

Publication number: CN114618347A
Application number: CN202210301113.XA
Authority: CN
Inventors: 王自东; 陈晓华; 王艳林; 朱谕至; 綦才; 张灵通; 曹裕栋; 范伟杰; 秦军伟
Original assignee: University of Science and Technology Beijing USTB
Current assignee: University of Science and Technology Beijing USTB
Priority date: 2022-03-25
Filing date: 2022-03-25
Publication date: 2022-06-14

Abstract

The invention belongs to the technical field of mechanical casting, and particularly relates to stirring equipment convenient for pouring molten steel, which comprises a stirring barrel, the top of the stirring barrel is hinged with a barrel cover, a first servo motor is fixedly connected above the barrel cover, one side of the stirring barrel is fixedly connected with a second servo motor for driving the barrel cover to rotate, the first servo motor is connected with a transmission rod in a meshing manner, the transmission rod penetrates through the barrel cover, the lower end of the transmission rod is sleeved with a sleeve, one end of the sleeve, far away from the transmission rod, is fixedly connected with a butt joint block, a plurality of movable grooves are arranged on one side of the butt joint block away from the sleeve, fixed pins are arranged in the movable grooves, the supporting block is inserted below the fixed pin, the lower end of the supporting block is fixedly connected with a stirring rod, and one end, far away from the supporting block, of the stirring rod is rotatably connected with the bottom of the stirring barrel.

Description

Stirring equipment convenient for pouring molten steel

Technical Field

The invention belongs to the technical field of mechanical casting, and particularly relates to stirring equipment convenient for pouring molten steel.

Background

The ladle is used for receiving molten steel and pouring in front of an open hearth furnace, an electric furnace or a converter in a steel plant and a foundry.

In the process of smelting molten steel, if the complete melting of furnace steel materials and the uniformity of the molten steel are ensured, operators need to stir frequently, and if the stirring is not carried out, the melting time of the steel materials is prolonged, the components of cast ingots are not uniform, so that the energy consumption is increased, and the product quality is reduced. However, in the existing stirring equipment, the motor is arranged above the barrel body and is generally fixedly connected with the stirring rod, so that the pouring of the molten steel into the stirring equipment is not facilitated.

Disclosure of Invention

Aiming at the problem that the stirring equipment is not beneficial to pouring molten steel, the invention provides the stirring equipment which is easy to use and convenient to pour the molten steel.

In order to achieve the aim, the technical scheme adopted by the invention is that the stirring equipment convenient for pouring molten steel comprises a stirring barrel, the top of the stirring barrel is hinged with a barrel cover, a first servo motor is fixedly connected above the barrel cover, one side of the stirring barrel is fixedly connected with a second servo motor for driving the barrel cover to rotate, the first servo motor is connected with a transmission rod in a meshing manner, the transmission rod penetrates through the barrel cover, the lower end of the transmission rod is sleeved with a sleeve, one end of the sleeve, far away from the transmission rod, is fixedly connected with a butt joint block, a plurality of movable grooves are arranged on one side of the butt joint block away from the sleeve, fixed pins are arranged in the movable grooves, the supporting block is inserted below the fixed pin, the lower end of the supporting block is fixedly connected with a stirring rod, and one end, far away from the supporting block, of the stirring rod is rotatably connected with the bottom of the stirring barrel.

Preferably, a spring is arranged in the sleeve, and two ends of the spring are respectively connected with the transmission rod and the butt joint block.

Preferably, the sleeve pipe inboard is provided with a plurality of and is the strip arch that evenly encircles the distribution around the sleeve pipe center, the transfer line is close to sheathed tube one end and corresponds the strip arch and be provided with the track groove, strip arch and track groove sliding connection.

Preferably, the movable grooves are uniformly distributed in an annular shape around the center of the butt joint block, the bearing block is provided with a slot corresponding to the fixing pin, and the diameter of the slot is larger than that of the fixing pin.

Preferably, a crank arm is fixedly connected to the edge of the barrel cover, one end, far away from the barrel cover, of the crank arm is hinged to the stirring barrel, and one end, far away from the barrel cover, of the crank arm is connected with a second servo motor in a meshing mode.

Compared with the prior art, the invention has the advantages and positive effects that,

according to the invention, the second servo motor is arranged on one side of the stirring barrel, so that the overturning of the barrel cover is controlled by a machine, workers do not need to overturn, the fixing pin is inserted into the bearing block, the bearing block is conveniently separated from the bearing block, when the fixing pin is inserted into the bearing block, the stirring rod can be driven by the first servo motor, and when the barrel cover rotates, the fixing pin is also conveniently separated from the bearing block, and the spring is arranged in the sleeve and can provide pushing force and pulling force to enable the bearing block to be attached to the bearing block.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the description below are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.

FIG. 1 is a schematic view showing a structure of a stirring apparatus for facilitating molten steel pouring;

FIG. 2 is a schematic view of the internal structure of the mixing tank;

FIG. 3 is a cross-sectional view of a docking block, a receiving block;

FIG. 4 is a schematic view of the transmission rod and the sleeve;

in the above figures, 1, a stirring barrel; 2. a barrel cover; 21. a crank arm; 3. a first servo motor; 4. a second servo motor; 5. a transmission rod; 51. a track groove; 6. a sleeve; 61. strip-shaped bulges; 7. a butt joint block; 71. a movable groove; 72. a fixing pin; 8. a bearing block; 81. a slot; 9. a stirring rod; 10. a spring.

Detailed Description

In order that the above objects, features and advantages of the present invention can be more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments of the present disclosure.

As shown in fig. 1, 2, 3 and 4, a stirring device for conveniently dumping molten steel comprises a stirring barrel 1 for containing molten steel, a barrel cover 2 is hinged on the top of the stirring barrel 1, a first servo motor 3 is fixedly connected above the barrel cover 2, the barrel cover 2 can isolate heat and prevent the first servo motor 3 from being affected by high temperature, in order to enable the first servo motor 3 to stir the molten steel and not to obstruct the dumping of the molten steel, a second servo motor 4 for driving the barrel cover 2 to rotate is fixedly connected on one side of the stirring barrel 1, it is more convenient to open the barrel cover 2 through a machine, the first servo motor 3 is connected with a transmission rod 5 in a meshing mode, the first servo motor 3 replaces the fixedly connected transmission rod 5 through the meshing transmission rod 5, the heat transfer between the first servo motor 3 and the transmission rod 5 can be reduced, the transmission rod 5 penetrates through the barrel cover 2, a sleeve 6 is sleeved at the lower end of the transmission rod 5, the drive link 5 can drive sleeve 6 and rotate, the one end fixedly connected with butt joint piece 7 of drive link 5 is kept away from to sleeve 6, one side that butt joint piece 7 kept away from sleeve 6 is provided with a plurality of activity groove 71, be provided with fixed pin 72 in the activity groove 71, fixed pin 72 can be at activity groove 71 internalization, the below of fixed pin 72 is pegged graft and is had the piece 8 that holds, 8 lower extreme fixedly connected with puddler 9 of piece that holds, make first servo motor 3 can drive puddler 9 through a series of transmissions and rotate, the one end that the piece 8 that holds is kept away from to puddler 9 rotates with agitator 1 bottom and is connected. Because the fixing pin 72 is inserted into the bearing block 8, when the second servo motor 4 drives the barrel cover 2 to rotate, the fixing pin 72 is separated from the stirring rod 9, so that the second servo motor 4 can drive the stirring rod 9 to rotate and can rotate along with the barrel cover 2 when pouring molten steel.

In order to facilitate buckling of the barrel cover 2, a spring 10 is arranged in the sleeve 6, two ends of the spring 10 are respectively connected with the transmission rod 5 and the butt joint block 7, the butt joint block 7 is not necessarily directly jointed with the bearing block 8 when the barrel cover 2 is buckled, the sleeve 6 and the butt joint block 7 can move along the transmission rod 5, and the butt joint block 7 is pushed by the spring 10, so that the butt joint block 7 is jointed with the bearing block 8.

In order to enable the transmission rod 5 to drive the sleeve 6 to rotate, a plurality of strip-shaped protrusions 61 which are uniformly distributed around the center of the sleeve 6 in a surrounding manner are arranged on the inner side of the sleeve 6, a track groove 51 is formed in one end, close to the sleeve 6, of the transmission rod 5, corresponding to the strip-shaped protrusions 61, and the strip-shaped protrusions 61 are connected with the track groove 51 in a sliding manner.

In order to enable the fixing pin 72 to be inserted into the receiving block 8, the movable grooves 71 are uniformly distributed around the center of the abutting block 7 in an annular shape, the receiving block 8 is provided with a plurality of slots 81 corresponding to the fixing pin 72, and the diameter of each slot 81 is far larger than that of the fixing pin 72, so that the fixing pin 72 can conveniently enter or exit from the slots 81. When the barrel cover 2 is buckled, the fixing pin 72 can not accurately enter the slot 81, the first servo motor 2 needs to be started at the moment, and the butt joint block 7 can make the fixing pin 72 fall into the slot 81 under the action of gravity when rotating.

In order to enable the second servo motor 4 to drive the barrel cover 2 to rotate, a crank arm 21 is fixedly connected to the edge of the barrel cover 2, one end, far away from the barrel cover 2, of the crank arm 21 is hinged to the stirring barrel 1, and meanwhile, one end, far away from the barrel cover 2, of the crank arm 21 is connected with the second servo motor 4 in a meshed mode.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.

Claims

1. The utility model provides a stirring equipment of molten steel conveniently emptys, includes the agitator, the top of agitator articulates there is the bung, the first servo motor of bung top fixedly connected with, its characterized in that, one side fixedly connected with of agitator is used for driving bung pivoted second servo motor, first servo motor is connected with the transfer line through the mode of meshing, the transfer line passes the bung, the sleeve pipe has been cup jointed to the lower extreme of transfer line, the sleeve pipe is kept away from the one end fixedly connected with butt joint piece of transfer line, one side that the sleeve pipe was kept away from to the butt joint piece is provided with a plurality of activity groove, be provided with the fixed pin in the activity inslot, it has the piece of holding to peg graft in the below of fixed pin, hold a lower extreme fixedly connected with puddler, the puddler is kept away from the one end of holding the piece and is rotated bottom the agitator and is connected.

2. The stirring device for conveniently pouring molten steel according to claim 1, wherein a spring is arranged in the sleeve, and two ends of the spring are respectively connected with the transmission rod and the butt joint block.

3. The stirring device for conveniently pouring molten steel according to claim 1, wherein a plurality of strip-shaped protrusions are uniformly distributed around the center of the sleeve and are arranged on the inner side of the sleeve, track grooves are formed in one end, close to the sleeve, of the transmission rod, corresponding to the strip-shaped protrusions, and the strip-shaped protrusions are connected with the track grooves in a sliding mode.

4. The stirring device for conveniently pouring molten steel according to claim 1, wherein the movable grooves are uniformly distributed in an annular shape around the center of the butt joint block, the butt joint block is provided with inserting grooves corresponding to the fixing pins, and the diameter of each inserting groove is larger than that of each fixing pin.

5. The stirring device for pouring molten steel conveniently according to claim 1, wherein a crank arm is fixedly connected to the edge of the barrel cover, one end, far away from the barrel cover, of the crank arm is hinged to the stirring barrel, and one end, far away from the barrel cover, of the crank arm is connected with a second servo motor in a meshing mode.