CN218596540U

CN218596540U - Piston type rare earth metal liquid suction tapping device

Info

Publication number: CN218596540U
Application number: CN202223234973.0U
Authority: CN
Inventors: 曾波华; 姚志博; 李嘉豪
Original assignee: Ganzhou Vocational And Technical College
Current assignee: Ganzhou Vocational And Technical College
Priority date: 2022-11-28
Filing date: 2022-11-28
Publication date: 2023-03-10
Anticipated expiration: 2032-11-28

Abstract

The utility model discloses a piston type rare earth metal liquid suction tapping device, relate to tombarthite electrolysis tapping field, this tombarthite metal liquid suction tapping device aims at solving present tombarthite metal liquid tapping device workman intensity of labour is big, produce discontinuous technical problem, this tombarthite metal liquid suction tapping device includes the electrolysis chamber, set up the moving platform on electrolysis chamber right side, set up the lift platform above the moving platform, install the bearing platform in the lift platform upper end, the package is in the middle of installing in the bearing platform upper end, there is the hydro-cylinder through bolted connection fixed mounting between lift platform upper end and the bearing platform, middle package inboard is provided with piston push rod, this tombarthite metal liquid suction tapping device adopts the mode of the automatic suction of negative pressure to replace the manual work to carry out the tapping operation of tombarthite metal liquid, higher operational flexibility has, it is little for manual work open-air mode tapping, the tombarthite metal liquid can the continuity production, greatly reduced manual work intensity of tapping.

Description

Piston type rare earth metal liquid suction tapping device

Technical Field

The utility model belongs to tombarthite electrolysis field of coming out of stove, concretely relates to piston tombarthite metal liquid suction device of coming out of stove.

Background

With the increasing scientific technology, the application of the automation equipment in the field of metallurgy is wider and wider. Because the automation equipment has the characteristics of high reliability, easy operation, high production efficiency and the like, the defects of easy error, low efficiency and the like of manual operation equipment can be overcome. Plays an increasingly important role in modern metallurgy.

The discharge technology of rare earth metals is one of the key problems which hinder the large-scale development of the rare earth electrolysis industry. At present, a manual pot lifting and discharging mode is adopted in a small electrolytic cell commonly adopted in the south, a worker wears a protective clothing and stands on the table board of the electrolytic cell, a crucible at the bottom of the electrolytic cell is clamped out through a special clamp, and after the crucible at the bottom is clamped out, rare earth metal molten liquid in the crucible is poured into a mold to be cooled and solidified into rare earth cast ingots. The discontinuation of electrolysis during tapping causes production discontinuity. The labor intensity of operators is high, the electrolysis waste gas affects the respiratory tract health, and high-temperature radiation is also endured. The metal cast ingot produced by rare earth electrolysis contains more gas and impurities, so that the metal cast ingot has low mechanical property and poor quality.

Therefore, aiming at the situation that the traditional rare earth metal solution is inconvenient to take out manually, an automatic metal discharging device used in a rare earth electrolytic tank in a rare earth smelting workshop is developed, and the sucked metal is stored in a tundish by utilizing the negative pressure generated by the movement of a piston. Realize the automatic tapping of the rare earth metal to absorb the rare earth electrolytic metal liquid under the condition of not changing the production layout of the electrolytic cell, and avoid manual high-strength operation.

SUMMERY OF THE UTILITY MODEL

(1) Technical problem to be solved

An object of the utility model is to prior art not enough, the utility model is to provide a piston rare earth metal liquid suction tapping device, this rare earth metal liquid suction tapping device aim at solving present rare earth metal liquid tapping device workman intensity of labour big, the discrete technical problem of production.

(2) Technical scheme

In order to solve the technical problem, the utility model provides a such piston rare earth metal liquid suction device of coming out of stove, this rare earth metal liquid suction device of coming out of stove include the electrolysis chamber, set up in moving platform on electrolysis chamber right side, set up in moving platform top lift platform, install in lift platform upper end bearing platform, the centre package is installed to the bearing platform upper end, the lift platform upper end with there is the hydro-cylinder through bolted connection fixed mounting between the bearing platform, the centre package inboard is provided with piston push rod, piston push rod install in the hydraulic pressure executive component upper end of hydro-cylinder, the centre package upper end is installed and is inhaled material pipe and arrange the material pipe, inhale material pipe lower extreme set up in the electrolysis chamber is inboard.

When the piston type rare earth metal liquid suction furnace discharging device in the technical scheme is used, the moving platform rolls along the ground through the roller, moves to a specified position and is close to the electrolytic cavity by means of navigation positioning, the linear motor is started to drive the lifting platform to longitudinally move and descend along the guide rail, the left material suction pipe is inserted into the electrolytic cavity, the second electromagnetic valve on the material suction pipe is closed at the moment, the first electromagnetic valve on the material discharge pipe is opened, the oil cylinder is started to control the piston push rod to move upwards, air in the tundish is discharged outwards, after the gas is discharged, the first electromagnetic valve is closed, the second electromagnetic valve is opened, the oil cylinder controls the piston push rod to move downwards, negative pressure is generated in the tundish, and rare earth metal liquid in the electrolytic cavity is sucked into the tundish through the material suction pipe, after the molten metal is sucked, the second electromagnetic valve is closed, the residual molten rare earth metal in the suction pipe flows back to the electrolysis cavity under the influence of gravity, then the linear motor drives the lifting platform and the upper structure thereof to ascend, the bottom end of the suction pipe ascends to be higher than the top surface of the electrolysis cavity, the moving platform is moved to the position of a mould of casting equipment, the diversion trench is drawn out towards the right side, the right end of the chute is positioned above the mould, the bottom end of the discharge pipe is inserted into the plug hole, the first electromagnetic valve is opened, the oil cylinder is started, the piston push rod is pushed upwards to discharge the molten metal into the slide way, the molten metal finally flows into the casting mould, and the molten metal is cooled and solidified into a metal casting blank.

Further, the gyro wheel is installed to the moving platform lower extreme, the rail is installed to the bearing platform upper end, the centre package set up in the middle of the rail, moving platform passes through the gyro wheel and can freely move along ground, and the gyro wheel adopts automatically controlled drive roll direction, and actuating mechanism is controlled by the navigation chip, sets for corresponding parameter and makes equipment round trip movement between electrolysis chamber and casting equipment, and the rail provides the guard action for the centre package, avoids the workman to contact the centre package scald in the accident.

Furthermore, arrange the material pipe upper end and install the solenoid valve No. one, inhale material pipe upper end and install the solenoid valve No. two, no. one the solenoid valve is used for opening and close row material pipe, exhaust air or discharge rare earth metal melt, and No. two the solenoid valves are used for opening and close and inhale the material pipe, absorb the rare earth metal melt in the electrolysis chamber to after closing, make the rare earth metal melt that inhales in the material pipe automatic flow back in the electrolysis chamber.

Further, the spout has been seted up in the middle of the moving platform, the inboard swing joint of spout has the guiding gutter, the guiding gutter inboard is provided with inclined plane's slide, the apron is installed to the guiding gutter upper end, the spliced eye has been seted up to the apron upper end, arrange the material socle end set up in the spliced eye is inboard, falls into the slide from arranging the metal melt of discharge in the row's material pipe, in the mould of pouring is flowed into along the inclined surface of slide, treats that the melt cools off the back shaping.

Further, the curb plate is installed to bilateral symmetry around the moving platform upper end, the draw-in groove has all been seted up at both ends around the lift platform, the curb plate set up in the draw-in groove is inboard, the blotter is installed to the curb plate upper end, the blotter set up in the bearing platform below, the joint that utilizes draw-in groove and curb plate during lift platform longitudinal movement plays stabilizing effect, guarantees steadily, and the blotter plays the damping effect when bearing platform drops on the curb plate.

Further, the guide rail is installed to curb plate subtend one side, linear electric motor is installed in the guide rail outside, linear electric motor's shell pass through the bolt with lift platform's bottom fixed connection, linear electric motor directly converts the electric energy into linear motion mechanical energy, and the guide rail is the magnetism track that is fixed with magnet, and linear electric motor's active cell includes coil winding, hall element circuit board, thermistor and electronic interface, keeps the position of active cell in the magnetic field that the magnetic track produced through the guide rail, through linear encoder feedback linear electric motor position, magnetic force promotes linear electric motor along guide rail axial displacement.

Furthermore, the inner wall of the tundish is provided with a heat insulation layer, the inner side of the heat insulation layer is provided with a quartz sleeve, and the outer edge of the piston push rod is tightly attached to the inner wall of the quartz sleeve. Asbestos is adopted for sealing between the bottom of the piston push rod and the hole at the bottom end of the tundish, and the heat-insulating layer and the quartz sleeve form a composite heat-insulating structure, so that heat loss is avoided, and molten liquid is solidified too quickly.

(3) Advantageous effects

Compared with the prior art, the beneficial effects of the utility model reside in that: the utility model discloses a piston type rare earth metal liquid suction tapping device adopts the mode of negative pressure automatic suction to replace the manual work to carry out tapping operation of rare earth metal liquid, has higher operational flexibility, and has avoided the accident caused by manual misoperation, and compared with the manual open mode tapping, the piston type rare earth metal liquid suction tapping device has the advantages of small heat loss, continuous production of rare earth metal liquid, less electric energy consumption, simpler structure, easier realization of sealing, and greatly reduced working strength of manual tapping; by utilizing the drawable sliding material platform and the cover plate structure, the speed of molten metal entering a die is reduced by utilizing the inclined surface during discharging, and the rare earth molten metal splashing caused by overlarge impact force is avoided.

Drawings

FIG. 1 is a schematic view of an assembly structure of a piston type rare earth metal liquid suction tapping device according to an embodiment of the present invention;

FIG. 2 is a schematic structural view of a mobile platform of a specific embodiment of the piston type rare earth metal liquid suction tapping device of the present invention;

FIG. 3 is a schematic structural view of a lifting platform of a piston type rare earth metal liquid suction tapping device according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a bearing platform of a concrete embodiment of the piston type rare earth metal liquid suction tapping device of the present invention.

The labels in the figures are: 1. an electrolysis chamber; 2. a mobile platform; 3. a lifting platform; 4. supporting a platform; 5. a tundish; 6. an oil cylinder; 7. a piston push rod; 8. a material suction pipe; 9. a discharge pipe; 10. a roller; 11. a fence; 12. a first electromagnetic valve; 13. a second electromagnetic valve; 14. a chute; 15. a diversion trench; 16. a slideway; 17. a cover plate; 18. inserting holes; 19. a side plate; 20. a card slot; 21. a cushion pad; 22. a guide rail; 23. a linear motor; 24. a heat-insulating layer; 25. a quartz sleeve.

Detailed Description

This embodiment is used for a piston rare earth metal liquid suction tapping device, and its packaging structure sketch map is shown in fig. 1, and moving platform 2 sketch map is shown in fig. 2, and lifting platform 3 sketch map is shown in fig. 3, and bearing platform 4 sketch map is shown in fig. 4, and this rare earth metal liquid suction tapping device includes electrolysis chamber 1, set up in moving platform 2 on electrolysis chamber 1 right side, set up in lifting platform 3 above moving platform 2, install in bearing platform 4 of lifting platform 3 upper end, package 5 in the middle of bearing platform 4 upper end is installed, lifting platform 3 upper end with there is hydro-cylinder 6 between the bearing platform 4 through bolted connection fixed mounting, package 5 inboard in the middle is provided with piston push rod 7, piston push rod 7 install in the hydraulic actuator upper end of hydro-cylinder 6, package 5 upper end is installed and is inhaled material pipe 8 and row's material pipe 9 in the middle, inhale material pipe 8 lower extreme set up in electrolysis chamber 1 inboard.

For the present embodiment, the piston rod 7 moves longitudinally, and the volume of the rare earth metal liquid which is provided to the material suction pipe 8 by the negative pressure generated in the tundish 5 and is sucked out in one time in the electrolysis cavity 1 is far smaller than the volume of the tundish 5, so that the metal liquid in the electrolysis cavity 1 can be taken out smoothly.

Wherein, gyro wheel 10 is installed to 2 lower extremes of moving platform, rail 11 is installed to 4 upper ends of bearing platform, middle package 5 set up in the middle of the rail 11, moving platform 2 can freely move along ground through gyro wheel 10, and gyro wheel 10 adopts automatically controlled drive roll direction, and actuating mechanism is controlled by the navigation chip, sets for corresponding parameter and makes equipment round trip movement between electrolysis chamber 1 and casting equipment, and rail 11 provides the guard action for middle package 5, avoids the middle package 5 scalds of workman's unexpected contact.

Simultaneously, arrange the material pipe 9 upper end and install solenoid valve 12 No. one, inhale No. two solenoid valves 13 of 8 upper ends of material pipe, sliding groove 14 has been seted up in the middle of the moving platform 2, the inboard swing joint of sliding groove 14 has guiding gutter 15, guiding gutter 15 inboard is provided with inclined plane's slide 16, apron 17 is installed to guiding gutter 15 upper end, spliced eye 18 has been seted up to apron 17 upper end, arrange material pipe 9 bottom set up in spliced eye 18 inboard, solenoid valve 12 is used for opening and close to arrange material pipe 9, exhaust air or discharge rare earth metal melt, and No. two solenoid valves 13 are used for opening and close and inhale material pipe 8, absorb the rare earth metal melt in the electrolysis chamber 1 to after closing, make inhale the automatic backward flow of rare earth metal melt in the material pipe 8 in the electrolysis chamber 1 of arranging, the metal melt that discharges from in the material pipe 9 falls into slide 16, along the slope surface inflow of slide 16 in the mould of pouring, wait that the melt cools off the back shaping.

In addition, curb plate 19 is installed to bilateral symmetry around the upper end of moving platform 2, draw-in groove 20 has all been seted up at both ends around lift platform 3, curb plate 19 set up in draw-in groove 20 inboard, blotter 21 is installed to curb plate 19 upper end, blotter 21 set up in bearing platform 4 below, guide rail 22 is installed to curb plate 19 subtend one side, linear motor 23 is installed to the guide rail 22 outside, linear motor 23's shell through the bolt with lift platform 3's bottom fixed connection, lift platform 3 utilizes the joint of draw-in groove 20 and curb plate 19 to play the stabilizing effect when longitudinal movement, guarantees steadily, and blotter 21 plays the damping effect when bearing platform 4 drops on curb plate 19, and linear motor 23 directly converts the electric energy into linear motion mechanical energy, and guide rail 22 is the magnetic track that is fixed with magnet, and linear motor 23's active cell includes coil winding, hall element circuit board, thermistor and electronic interface, keeps the position of active cell in the magnetic field that the magnetic track produced through guide rail 22, through linear encoder feedback linear motor 23 position, magnetic force promotes linear motor 23 along guide rail 22 axial displacement.

In addition, the inner wall of the tundish 5 is provided with a heat-insulating layer 24, the inner side of the heat-insulating layer 24 is provided with a quartz sleeve 25, and the outer edge of the piston push rod 7 is tightly attached to the inner wall of the quartz sleeve 25. Asbestos is adopted for sealing between the bottom of the piston push rod 7 and the hole at the bottom end of the tundish 5, and the heat-insulating layer 24 and the quartz sleeve 25 form a composite heat-insulating structure, so that heat loss is avoided, and molten liquid is solidified too quickly.

When the piston type rare earth metal liquid pumping and discharging device of the technical scheme is used, the moving platform 2 rolls along the ground through the roller 10, moves to a specified position and is close to the electrolytic chamber 1 by means of navigation and positioning, the linear motor 23 is started to drive the lifting platform 3 to move downwards along the guide rail 22 in the longitudinal direction, the left material suction pipe 8 is inserted into the electrolytic chamber 1, the second electromagnetic valve 13 on the material suction pipe 8 is closed at the moment, the first electromagnetic valve 12 on the material discharge pipe 9 is opened, the oil cylinder 6 is started to control the piston push rod 7 to move upwards, air in the tundish 5 is discharged outwards, after gas is discharged, the first electromagnetic valve 12 is closed, the second electromagnetic valve 13 is opened, the oil cylinder 6 controls the piston push rod 7 to move downwards, negative pressure is generated in the tundish 5, and rare earth metal liquid in the electrolytic chamber 1 is pumped into the tundish 5 through the material suction pipe 8, after the molten metal is sucked, the second electromagnetic valve 13 is closed, the residual molten rare earth metal in the suction pipe 8 flows back to the electrolysis chamber 1 under the influence of gravity, then the linear motor 23 drives the lifting platform 3 and the upper structure thereof to ascend, the bottom end of the suction pipe 8 ascends to be above the top surface of the electrolysis chamber 1, the moving platform 2 is moved to the position of a mold of a casting device, the diversion trench 15 is drawn out towards the right side, the right end of the chute 14 is positioned above the mold, the bottom end of the discharge pipe 9 is inserted into the plug hole 18, the first electromagnetic valve 12 is opened, the oil cylinder 6 is started, the piston push rod 7 is pushed upwards to discharge the molten metal into the slide way 16, and finally the molten metal flows into the cast mold and is cooled and solidified into a cast metal blank.

Claims

1. A piston type rare earth metal liquid suction furnace discharging device comprises an electrolytic cavity, a moving platform arranged on the right side of the electrolytic cavity, a lifting platform arranged above the moving platform and a bearing platform arranged at the upper end of the lifting platform; the device is characterized in that a tundish is installed at the upper end of the bearing platform, an oil cylinder is fixedly installed between the lifting platform and the bearing platform through bolt connection, a piston push rod is arranged on the inner side of the tundish, the piston push rod is installed at the upper end of a hydraulic actuating element of the oil cylinder, a material suction pipe and a material discharge pipe are installed at the upper end of the tundish, and the lower end of the material suction pipe is arranged on the inner side of the electrolytic chamber.

2. The piston type rare earth metal liquid suction tapping device as claimed in claim 1, wherein rollers are mounted at the lower end of the moving platform, a fence is mounted at the upper end of the supporting platform, and the tundish is arranged in the middle of the fence.

3. The piston type rare earth metal liquid pumping tapping device as claimed in claim 1, wherein a first electromagnetic valve is installed at the upper end of the discharging pipe, and a second electromagnetic valve is installed at the upper end of the sucking pipe.

4. The piston type rare earth metal liquid suction tapping device as claimed in claim 1, wherein a sliding groove is formed in the middle of the moving platform, a guiding groove is movably connected to the inner side of the sliding groove, a sliding way with an inclined plane is arranged on the inner side of the guiding groove, a cover plate is mounted at the upper end of the guiding groove, an insertion hole is formed at the upper end of the cover plate, and the bottom end of the discharge pipe is arranged on the inner side of the insertion hole.

5. The piston type rare earth metal liquid suction furnace discharging device as claimed in claim 1, wherein side plates are symmetrically installed on the front side and the rear side of the upper end of the moving platform, clamping grooves are formed in the front end and the rear end of the lifting platform, the side plates are arranged inside the clamping grooves, a buffer pad is installed on the upper end of each side plate, and the buffer pad is arranged below the bearing platform.

6. The piston type rare earth metal liquid suction tapping device as claimed in claim 5, wherein a guide rail is installed on one side of the side plate opposite to the side plate, a linear motor is installed on the outer side of the guide rail, and a housing of the linear motor is fixedly connected with the bottom end of the lifting platform through a bolt.

7. The piston type rare earth metal liquid suction furnace discharging device as claimed in claim 1, wherein an insulating layer is arranged on the inner wall of the tundish, a quartz sleeve is arranged on the inner side of the insulating layer, and the outer edge of the piston push rod is tightly attached to the inner wall of the quartz sleeve.