CN214913610U

CN214913610U - Intermediate frequency furnace molten aluminum refining stirring device

Info

Publication number: CN214913610U
Application number: CN202120862622.0U
Authority: CN
Inventors: 谷兰成; 邢志忠; 何友水; 杨泽军
Original assignee: Jinan Kexin Aluminum Copper Material Processing Co ltd
Current assignee: Jinan Kexin Aluminum Copper Material Processing Co ltd
Priority date: 2021-04-25
Filing date: 2021-04-25
Publication date: 2021-11-30
Anticipated expiration: 2031-04-25

Abstract

The utility model relates to a stirring device, in particular to an aluminium water refining stirring device for an intermediate frequency furnace. An aluminum water refining stirring device of an intermediate frequency furnace comprises a lifting rod, a stirring shaft, a belt transmission device, a cross beam, a controller and a stirring tank. The bottom end of the lifting rod is vertically fixed on the ground; the stirring shaft is connected with the sleeve on the lifting rod through the cross beam and can move up and down along the lifting rod along with the cross beam; the top of the stirring shaft is also connected with a driving motor through a belt transmission device and is driven to rotate by the driving motor; the stirring tank is positioned right below the stirring shaft, and the vibrator is arranged at the lower part of the stirring tank, so that the degassing effect is more obvious in the stirring process; the stirring device is provided with a controller which is convenient for controlling the lifting and the rotating speed of the stirring shaft.

Description

Intermediate frequency furnace molten aluminum refining stirring device

Technical Field

The utility model relates to a stirring device, in particular to an aluminium water refining stirring device for an intermediate frequency furnace.

Background

Impurities are mostly removed in the refining process of metal alloy by adopting a stirring mode, electromagnetic stirring is mostly adopted in the existing stirring device of the intermediate frequency furnace, and the electromagnetic stirring can generate strong electromagnetic force to ensure that the melted metal is vigorously stirred; the stirring process is too violent, the furnace body is easy to be corroded, and the service life is shortened; it also reduces the covering effect of the slag and is not good for the precision of refining. In addition, the existing stirring devices have less improvement on the degassing condition in the stirring process of alloy smelting, and the degassing is easy to be incomplete.

For example, the invention with publication number CN103071416A discloses a lifting stirring device and a stirring method, wherein the lifting stirring device comprises an air cylinder, a transmission device and a bracket connected to the air cylinder; the lifting system of the device adopts a double-stroke cylinder or a multi-stroke cylinder, and the stability of the cylinder is poor; and the stirring speed is unstable during stirring. Both of the above problems are likely to cause liquid splashing during the stirring process.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model discloses a following technical scheme: an aluminum water refining stirring device of an intermediate frequency furnace comprises a lifting rod, a stirring shaft, a belt transmission device, a cross beam, a controller and a stirring tank, wherein the bottom of the lifting rod is vertically fixed on the ground; the upper half part of the lifting rod is connected with one end of a cross beam, and the other end of the cross beam is connected with a stirring shaft; the belt transmission device is arranged at the top of the stirring shaft; the stirring groove is positioned under the stirring shaft; the stirring tank comprises a tank and a base, wherein vibrators are arranged on the periphery of the lower part of the tank, and the tank is arranged on the base; the controller is positioned at one side of the stirring device and is connected with the stirring device in a wired way.

Further, a screw seat is arranged in the middle of the lifting rod; the screw rod seat is connected with a screw rod which is parallel to the lifting rod; a motor is installed at the top of the lifting rod, and the top of the screw rod is connected with the motor.

Furthermore, the upper half part of the lifting rod is sleeved with a sleeve, a threaded sleeve is arranged on the outer side of the sleeve, and the threaded sleeve is rotationally connected with the screw rod.

Furthermore, the side surface of the sleeve is fixedly connected with one end of a cross beam, the other end of the cross beam is fixedly connected with a positioning cylinder, and the positioning cylinder is arranged below the driven wheel; the upper half part of the stirring shaft is arranged in the positioning cylinder.

Furthermore, a tripod is welded on the positioning cylinder, and a baffle plate is vertically arranged at the bottom end of the tripod so as to prevent the controller and the electric wire from being damaged due to splashing of the aluminum liquid; the positioning cylinder is welded with a fixed rod, and the top end of the fixed rod is connected with a shell with a transmission device.

Further, the belt transmission device comprises a shell, a transmission belt, a driving wheel and a driven wheel; the bottom of the driving wheel is connected with the stepless speed changer; the bottom of the stepless speed changer is connected with a driving motor; the driving wheel is connected with the driven wheel through a transmission belt; the shell covers above the driving wheel and the driven wheel.

Furthermore, the driving motor and the continuously variable transmission are connected together through a connecting piece, and the connecting piece is hung on the shell through an L-shaped connecting rod.

Further, a stirring rotating head is arranged at the bottom of the stirring shaft, and stirring pieces are clamped on the stirring rotating head; the top of the stirring shaft is connected with the driven wheel.

Furthermore, a display is arranged on the upper portion of the front side of the controller, and a plurality of control knobs are arranged below the display.

Compared with the prior art, the utility model discloses the beneficial effect who has does: the stepless motor is adopted for speed regulation, so that the rotating speed of the stirring rotor is more stable in the stirring process; the screw rod is matched with the motor to lift, so that the stirring sheet can stably enter and exit. The bottom of the stirring tank is provided with a vibrator which can slightly vibrate and is used as an auxiliary for the stirring device, so that the molten aluminum has better degassing effect in the stirring process. The existence of the baffle can prevent the liquid from splashing so as to avoid injuring workers.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the lifter, the stirring shaft, the belt transmission device and the beam of the present invention;

FIG. 3 is a schematic view of another embodiment of the present invention, showing the structure of the lifter, the mixer shaft, the belt transmission device and the cross beam;

FIG. 4 is an enlarged view of a portion B of FIG. 3;

fig. 5 is a partially enlarged view of fig. 3 at C.

Reference is made to the accompanying drawings in which: 1. the device comprises a lifting rod, 101, a sleeve, 102, a screw rod seat, 103, a screw rod, 104, a motor, 105, a threaded sleeve, 2, a stirring shaft, 201, a stirring rotary head, 202, a tripod, 203, a baffle plate, 204, a positioning cylinder, 205, a stirring sheet, 3, a belt transmission device, 301, a fixed shaft, 302, a shell, 303, a driven wheel, 304, a driving wheel, 305, a stepless speed changer, 306, a driving motor, 307, a transmission belt, 308, a fixed rod, 309, an L-shaped connecting rod, 310, a connecting piece, 4, a cross beam, 5, a controller, 501, a display, 502, a control knob, 6, a stirring groove, 601, a base, 602, a vibrator, 603 and a trough.

The specific implementation mode is as follows:

in order to make the technical solution and the advantageous effects of the present invention more clear, the present invention will be further described in detail with reference to the following embodiments.

As shown in the figure, the aluminum water refining stirring device of the intermediate frequency furnace comprises a lifting rod 1, a stirring shaft 2, a belt transmission device 3, a cross beam 4, a controller 5 and a stirring tank 6, wherein the bottom of the lifting rod 1 is vertically fixed on the ground; the upper half part of the lifting rod 1 is connected with one end of a cross beam 4, and the other end of the cross beam 4 is connected with a stirring shaft 2; the belt transmission device 3 is arranged on the top of the stirring shaft 2; the stirring tank 6 is positioned under the stirring shaft 2; the stirring tank 6 comprises a material tank 603 and a base 601, two vibrators 602 are mounted on two sides of the lower part of the material tank 603, in the embodiment, a GT-4 small vibrator is used, and the vibrator meets vibration degassing under the condition of small vibration and ensures moderate vibration amplitude so as to prevent aluminum liquid from splashing; the trough 603 is arranged on the base 601; the controller 5 is positioned at one side of the stirring device, and the controller 5 is connected with the stirring device through a wire.

The middle part of the lifting rod 1 is provided with a screw seat 102; the screw rod seat 102 is provided with one bearing, the bottom of the screw rod 103 is arranged on the bearing, and the screw rod 103 is parallel to the lifting rod 1; a motor 104 is arranged at the top of the lifting rod 1, the top of the screw rod 103 is connected with the motor 104, and the top of the screw rod 103 and the shaft end of the motor 104 are provided with corresponding bevel gears, so that the rotating direction of the shaft is changed.

The upper half part of the lifting rod 1 is sleeved with a sleeve 101, the outer side of the sleeve 101 is provided with a threaded sleeve 105, and the threaded sleeve 105 is rotationally connected with the screw 103.

The side face of the sleeve 101 is welded with the cross beam 4, the other end of the cross beam 4 is welded with the positioning cylinder 204, and the positioning cylinder 204 is arranged below the driven wheel 303; the upper half part of the stirring shaft 2 is arranged in the positioning cylinder 204.

A tripod 202 is welded on the positioning cylinder 204, and a baffle plate 203 is vertically arranged at the bottom end of the tripod 202; a fixed rod 308 is welded on the positioning cylinder 204, and the top end of the fixed rod 308 is connected with the shell 302 of the belt transmission device 3.

The belt transmission device 3 includes a housing 302, a transmission belt 307, a driving pulley 304, and a driven pulley 303; the bottom of the driving wheel 304 is connected with the stepless speed changer 305; the bottom of the continuously variable transmission 305 is connected with a driving motor 306; the driving wheel 304 is connected with the driven wheel 303 through a transmission belt 307; housing 302 is housed over drive pulley 304 and driven pulley 303.

The driving motor 306 is connected with the continuously variable transmission 305 through a connecting piece 310, and the connecting piece 310 is hung on the shell 302 through an L-shaped connecting rod 309; in this embodiment, the L-shaped connecting rod 309 has threads at both ends and is fixed by two nuts.

The bottom of the stirring shaft 2 is provided with a stirring rotor 201, the stirring rotor 201 is clamped with stirring pieces 205, and the stirring pieces 205 are detachable and convenient to replace; the top of the stirring shaft 2 is connected with a driven wheel 303.

A display 501 is arranged at the upper part of the front side of the controller 5, four control knobs 502 are arranged below the display 501, and the lifting and the rotation of the stirring device are respectively roughly adjusted and finely adjusted; the controller 5 is prior art and will not be described in excessive detail herein.

The specific operation mode is as follows: firstly, clamping a stirring sheet 205 on a stirring rotary head 201 and lifting the stirring sheet to a proper height, and then pouring aluminum liquid into a trough 603 to a reasonable height; secondly, starting the controller 5 to slowly lower the stirring blades 205 into the aluminum liquid to a proper position, and respectively performing thickness adjustment to accurately control the height positions of the stirring blades 205 in the period; thirdly, after the vibrator 602 is arranged around the lower part of the trough 603, the vibrator 602 is started to provide proper vibration to assist degassing; finally, the rotation of the stirring shaft 2 is started through the controller 5, and then the rotating speed is slowly controlled; to start stirring.

Through the above detailed description, the person skilled in the art can easily realize the present invention. It should be understood, however, that the intention is not to limit the invention to the particular embodiments described. On the basis of the disclosed embodiments, a person skilled in the art can combine different technical features at will, thereby implementing different technical solutions.

Claims

1. The utility model provides an intermediate frequency furnace molten aluminum refining agitating unit, includes lifter (1), (mixing) shaft (2), belt drive (3), crossbeam (4), controller (5) and stirred tank (6), its characterized in that: the bottom of the lifting rod (1) is vertically fixed on the ground; the upper half part of the lifting rod (1) is connected with one end of the cross beam (4), and the other end of the cross beam (4) is connected with the stirring shaft (2); the belt transmission device (3) is arranged at the top of the stirring shaft (2); the stirring tank (6) is positioned under the stirring shaft (2);

the stirring tank (6) comprises a tank (603) and a base (601), wherein vibrators (602) are arranged on the periphery of the lower part of the tank (603), and the tank (603) is arranged on the base (601);

the controller (5) is positioned on one side of the stirring device, and the controller (5) is connected with the stirring device in a wired mode.

2. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 1, characterized in that: the middle part of the lifting rod (1) is provided with a screw rod seat (102); the screw rod seat (102) is connected with a screw rod (103), and the screw rod (103) is parallel to the lifting rod (1); a motor (104) is installed at the top of the lifting rod (1), and the top of the screw rod (103) is connected with the motor (104).

3. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 1 or 2, characterized in that: the lifting rod is characterized in that a sleeve (101) is sleeved on the upper half portion of the lifting rod (1), a threaded sleeve (105) is arranged on the outer side of the sleeve (101), and the threaded sleeve (105) is rotatably connected with the screw rod (103).

4. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 3, characterized in that: the side surface of the sleeve (101) is fixedly connected with one end of the cross beam (4), the other end of the cross beam (4) is fixedly connected with a positioning cylinder (204), and the positioning cylinder (204) is arranged below the driven wheel (303); the upper half part of the stirring shaft (2) is arranged in the positioning cylinder (204).

5. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 4, characterized in that: a tripod (202) is welded on the positioning cylinder (204), and a baffle plate (203) is vertically installed at the bottom end of the tripod (202); a fixing rod (308) is welded on the positioning cylinder (204), and the top end of the fixing rod (308) is connected with the shell (302) of the belt transmission device (3).

6. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 1, characterized in that: the belt transmission device (3) comprises a shell (302), a transmission belt (307), a driving wheel (304) and a driven wheel (303); the bottom of the driving wheel (304) is connected with a continuously variable transmission (305); the bottom of the continuously variable transmission (305) is connected with a driving motor (306); the driving wheel (304) is connected with the driven wheel (303) through a transmission belt (307); the shell (302) is covered above the driving wheel (304) and the driven wheel (303).

7. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 6, characterized in that: the driving motor (306) is connected with the continuously variable transmission (305) through a connecting piece (310), and the connecting piece (310) is hung on the shell (302) through an L-shaped connecting rod (309).

8. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 6, characterized in that: the bottom of the stirring shaft (2) is provided with a stirring rotating head (201), and stirring blades (205) are clamped on the stirring rotating head (201); the top of the stirring shaft (2) is connected with the driven wheel (303).

9. The aluminum water refining stirring device of the intermediate frequency furnace as set forth in claim 1, characterized in that: the upper portion of controller (5) front side be provided with a display (501), display (501) below be provided with several control knob (502).