CN216938409U

CN216938409U - Heat preservation stove is used in production of aluminium cast rolling

Info

Publication number: CN216938409U
Application number: CN202220589806.9U
Authority: CN
Inventors: 常磊; 芦玉栋
Original assignee: Henan Sublimation New Energy Materials Technology Co ltd
Current assignee: Henan Sublimation New Energy Materials Technology Co ltd
Priority date: 2022-03-17
Filing date: 2022-03-17
Publication date: 2022-07-12
Anticipated expiration: 2032-03-17

Abstract

The utility model relates to a heat preservation furnace for producing aluminum cast-rolled coils in the technical field of aluminum cast-rolled coil production equipment, which comprises a furnace body and a furnace cover capable of being opened and closed, wherein the furnace body is arranged on a platform in a turnover manner, the bottom of the furnace body is a spherical surface, and a telescopic bearing component is arranged on the platform corresponding to the bottom of the furnace body; the bearing subassembly includes two bearing boards in front and back, the bearing board is the arc that matches with the furnace body bottom surface, is equipped with the holding tank on the platform that the bearing board corresponds, be equipped with the telescopic link in the holding tank, the telescopic link is connected with the bottom of bearing board. The utility model has the advantages of reasonable structure, simple operation, strong stability of the holding furnace and high automation degree, reduces the potential safety hazard, improves the quality of products in subsequent processing of molten aluminum, and improves the qualification rate and the quality of finished products.

Description

Heat preservation stove is used in production of aluminium cast rolling

Technical Field

The utility model relates to the technical field of aluminum cast-rolled coil production equipment, in particular to a heat preservation furnace for aluminum cast-rolled coil production.

Background

At present, the production equipment of the cast-rolling aluminum coil mainly comprises a smelting furnace, a heat preservation furnace, a front box, a cast-rolling device and a coiling machine, wherein molten aluminum liquid in the smelting furnace is poured into the heat preservation furnace, so that the molten aluminum liquid is cooled and preserved at a proper temperature in the heat preservation furnace, then poured into the front box through the heat preservation furnace, finally rolled and formed through a roller of the cast-rolling device, and coiled by the coiling machine after corresponding treatment to complete the whole cast-rolling production process. In the prior art, a heat preservation furnace generally comprises a furnace body and a furnace cover, wherein the furnace body is provided with a heat preservation layer, and a heating assembly and a temperature control assembly which are mutually matched are arranged in the furnace body, so that molten aluminum is easy to splash in the pouring process, and the safety of operators is influenced when the operators operate the furnace; in addition, because the holding furnace needs to be dumped, the stability is not strong, and the aluminum liquid is easy to absorb hydrogen after standing for a long time in the holding furnace, so that the bubbles appear in the product, the product is unqualified, the rejection rate is increased, and the cost is increased. Therefore, a holding furnace for producing the aluminum cast-rolled coil is urgently needed to solve the technical problems.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects in the prior art, the utility model provides a heat preservation furnace for producing aluminum casting-rolling coils, which comprises a furnace body and a furnace cover capable of being opened and closed, wherein the furnace body is arranged on a platform in a turnover manner, the bottom of the furnace body is a spherical surface, and a telescopic supporting component is arranged on the platform corresponding to the bottom of the furnace body;

the bearing assembly comprises a front bearing plate and a rear bearing plate, the bearing plates are arc-shaped plates matched with the bottom surface of the furnace body, accommodating grooves are formed in platforms corresponding to the bearing plates, telescopic rods are arranged in the accommodating grooves, and the telescopic rods are connected with the bottoms of the bearing plates.

Preferably, the furnace body middle part is equipped with solid fixed ring, gu fixed ring's both sides symmetry fixedly connected with pivot respectively, the pivot is rotated through the bearing and is connected with the support, and one of them pivot runs through and is connected with just reversing motor one behind the support. The furnace body and the furnace cover can be inclined by the rotation of the forward and reverse rotating motor I, so that the aluminum liquid can be poured conveniently, the automation degree of the operation process is high, and the potential safety hazard is reduced.

Preferably, be equipped with the exhaust subassembly in the furnace body, the exhaust subassembly includes puddler, stirring rake and driving motor, the lower extreme and the stirring rake fixed connection of puddler, be equipped with the air flue of intercommunication each other on stirring rake and the puddler, evenly distributed has a plurality of ventholes on the stirring rake, the upper end of puddler runs through the bell and rotates with the bell through the bearing to be connected, is fixed with cone wheel one on stretching out the outer puddler of bell, the meshing of cone wheel has cone wheel two, cone wheel two is connected with driving motor, driving motor fixes on the bell, the top of puddler is connected with the intake pipe through rotary joint, the intake pipe communicates with the air flue of puddler, and the intake pipe is connected with the nitrogen source, be equipped with the outlet duct of taking switch valve on the bell. The stirring paddle arranged at the position can not only stir the aluminum liquid, but also introduce inert gas (nitrogen) into the aluminum liquid in the furnace body in the stirring process, so that the hydrogen in the aluminum liquid can be effectively discharged from the air outlet pipe, and the processing quality of the aluminum liquid in the later process is improved. The puddler is connected with the bell in this department sets up, and the length of puddler and stirring rake, size setting do not all influence opening and shutting of bell and furnace body.

Preferably, one side of the furnace cover is hinged with the furnace body through a hinged shaft, the hinged shaft is parallel to the rotating shaft, the hinged shaft is fixedly connected with the furnace cover, and one end of the hinged shaft is connected with a forward and reverse rotating motor II. The furnace cover is driven to open and close through positive and negative rotation of the positive and negative rotation motor II, and the furnace cover and the furnace body are matched more conveniently.

Preferably, the telescopic rod is an electric push rod or an air cylinder or a hydraulic cylinder.

Preferably, the furnace body is further connected with a control cabinet, and the telescopic rod, the forward and reverse rotating motor I, the driving motor, the switch valve and the forward and reverse rotating motor II are all connected with the control cabinet. Through the control of the control cabinet, the connection and control between the control cabinet and each component are the prior art, and are not described herein again.

The utility model also comprises other components which can enable the heat preservation furnace for producing the aluminum casting-rolling coil to be normally used, such as a control component of a heating component for controlling the heating of the furnace body, a control component of a temperature control component in the furnace body, a control component (such as an air pump and the like) for controlling inert gas to enter the furnace body, a control component of an electric push rod, a control component of an air cylinder, a control component of a hydraulic cylinder, a control component of a forward and reverse motor I, a control component of a driving motor, a control component of a switch valve, a control component of a forward and reverse motor II, a heat preservation layer on a lifting way and the like, which are conventional technical means in the field. In addition, devices or components which are not limited in the utility model all adopt conventional technical means in the field, and heating components, temperature control components, electric push rods, air cylinders, hydraulic cylinders, forward and reverse rotating motors I, driving motors, switch valves, forward and reverse rotating motors II, control cabinets and the like are conventional equipment in the field.

The working principle of the utility model is that when the smelting furnace pours the aluminum liquid into the heat preservation furnace for heat preservation, the furnace body and the furnace cover are closed, the furnace body is in a vertical state, and at the moment, the telescopic rod extends to enable the supporting plate to be contacted with the bottom of the furnace body, so that the supporting effect on the furnace body is achieved, and the stability of the heat preservation furnace is improved; in the heat preservation process, the heat preservation layer is mutually matched with the heating assembly and the temperature control assembly, so that the aluminum liquid in the heat preservation furnace is maintained at a proper temperature, and simultaneously, under the stirring of the stirring paddle and the action of the introduced inert gas, the hydrogen in the aluminum liquid is discharged from the gas outlet pipe, and the processing quality of the aluminum liquid in the later process is improved.

When the aluminum liquid needs to be poured into the next procedure, the telescopic rod contracts to enable the bearing plate to be retracted into the accommodating groove of the platform, the inclination of the heat preservation furnace is not affected, then the forward and reverse rotating motor drives the rotating shaft to rotate, the heat preservation furnace is inclined for a certain angle, and the aluminum liquid can be poured out by opening the furnace cover.

The utility model has the advantages of reasonable structure, simple operation, strong stability of the heat preservation furnace, reduction of potential safety hazard, improvement of the quality of products in subsequent processing of molten aluminum and improvement of the qualification rate and the quality of finished products.

Drawings

The utility model is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic external view of a holding furnace for producing an aluminum cast-rolled coil in the embodiment;

fig. 2 is a partial cross-sectional view taken at a-a in fig. 1.

In the figure: 1. a platform; 2. a support; 3. a first forward and reverse rotating motor; 4. a fixing ring; 5. a furnace cover; 6. an air outlet pipe; 7. a drive motor; 8. an air inlet pipe; 9. a support plate; 10. a telescopic rod; 11. a rotating shaft; 12. accommodating grooves; 13. a second conical wheel; 14. a first conical wheel; 15. a stirring rod; 16. a stirring paddle; 17. an air outlet; 18. a furnace body; 19. and a second motor rotates positively and negatively.

Detailed Description

The present invention will be described more clearly with reference to the accompanying drawings, which are included to illustrate and not to limit the present invention. All other embodiments, which can be obtained by those skilled in the art without any inventive step based on the embodiments of the present invention, should be included in the scope of the present invention.

Examples

As shown in fig. 1-2, the utility model provides a heat preservation furnace for producing aluminum casting-rolling coils, which comprises a furnace body 18 and a furnace cover 5 capable of being opened and closed, wherein the furnace body 18 is arranged on a platform 1 in a turnover manner, the bottom of the furnace body 18 is a spherical surface, and a telescopic supporting component is arranged on the platform 1 corresponding to the bottom of the furnace body 18;

the bearing component comprises a front bearing plate and a rear bearing plate 9, the bearing plates 9 are arc-shaped plates matched with the bottom surface of the furnace body 18, accommodating grooves 12 are formed in the platforms 1 corresponding to the bearing plates 9, telescopic rods 10 are arranged in the accommodating grooves 12, and the telescopic rods 10 are connected with the bottoms of the bearing plates 9.

Fixed solid fixed ring 4 that is equipped with in furnace body 18 middle part, the both sides of solid fixed ring 4 symmetry fixedly connected with pivot 11 respectively, pivot 11 rotates through the bearing and is connected with support 2, and one of them pivot 11 runs through and is connected with just reversing motor 3 behind the support 2. The furnace body 18 and the furnace cover 5 can be inclined by the rotation of the forward and reverse rotating motor I3, so that the molten aluminum can be poured conveniently, the automation degree of the operation process is high, and the potential safety hazard is reduced.

An exhaust assembly is arranged in the furnace body 18, the exhaust assembly comprises a stirring rod 15, a stirring paddle 16 and a driving motor 7, the lower end of the stirring rod 15 is fixedly connected with the stirring paddle 16, the stirring paddle 16 and the stirring rod 15 are provided with air passages which are mutually communicated, a plurality of air outlet holes 17 are uniformly distributed on the stirring paddle 16, the upper end of the stirring rod 15 penetrates through the furnace cover 5 and is rotatably connected with the furnace cover 5 through a bearing, a first conical wheel 14 is fixed on the stirring rod 15 extending out of the furnace cover 5, the first conical wheel 14 is meshed with a second conical wheel 13, the second conical wheel 13 is connected with a driving motor 7, the driving motor 7 is fixed on the furnace cover 5, the top end of the stirring rod 15 is connected with an air inlet pipe 8 through a rotary joint, the gas inlet pipe 8 is communicated with a gas passage of the stirring rod 15, the gas inlet pipe 8 is connected with a nitrogen source, and the furnace cover 5 is provided with a gas outlet pipe 6 with a switch valve. The stirring paddle 15 arranged at the position can not only stir the aluminum liquid, but also introduce inert gas (nitrogen) into the aluminum liquid in the furnace body 18 in the stirring process, so that the hydrogen in the aluminum liquid can be effectively discharged from the gas outlet pipe 6, and the processing quality of the aluminum liquid in the later process is improved. The stirring rod 15 is connected with the furnace cover 5 in the arrangement, and the length and size arrangement of the stirring rod 15 and the stirring paddle 16 do not influence the opening and closing of the furnace cover 5 and the furnace body 18.

One side of the furnace cover 5 is hinged with the furnace body 18 through a hinged shaft, the hinged shaft is parallel to the rotating shaft 11, the hinged shaft is fixedly connected with the furnace cover 5, and one end of the hinged shaft is connected with a forward and reverse rotating motor II 19. The furnace cover 5 is driven to open and close through forward and reverse rotation of the forward and reverse rotation motor II 19, and the furnace cover 5 and the furnace body 18 are matched more conveniently.

The telescopic rod 10 is an electric push rod or an air cylinder or a hydraulic cylinder.

The furnace body is further connected with a control cabinet, and the telescopic rod 10, the forward and reverse rotating motor I3, the driving motor 7, the switch valve and the forward and reverse rotating motor II 19 are all connected with the control cabinet. Through the control of the control cabinet, the connection and control between the control cabinet and each component are the prior art, and are not described herein again.

When the smelting furnace pours the aluminum liquid into the heat preservation furnace for heat preservation, the furnace body 18 and the furnace cover 5 are closed, the furnace body 18 is in a vertical state, and at the moment, the telescopic rod 10 extends to enable the supporting plate 9 to be in contact with the bottom of the furnace body 18, so that the supporting effect on the furnace body 18 is achieved, and the stability of the heat preservation furnace is improved; in the heat preservation process, the heat preservation layer of the furnace body 18 is matched with a heating component (not shown in the figure, electric heating or gas heating, which is not described in detail in the prior art), a temperature control component (not shown in the figure, a temperature sensor, a temperature controller and the like which are matched with each other, which are not described in the prior art), so that the aluminum liquid in the heat preservation furnace is maintained at a proper temperature, and simultaneously, under the stirring of the stirring paddle 16 and the action of introduced inert gas nitrogen, the hydrogen in the aluminum liquid is discharged from the gas outlet pipe 6, and the processing quality of the aluminum liquid in the later process is improved.

When the aluminum liquid needs to be poured into the next working procedure, the telescopic rod 10 contracts to enable the bearing plate 9 to contract into the accommodating groove 12 of the platform 1, the inclination of the heat preservation furnace is not affected, then the forward and reverse rotating motor I3 drives the rotating shaft 11 to rotate, the heat preservation furnace is inclined for a certain angle, and the aluminum liquid can be poured out by opening the furnace cover 5.

Having described embodiments of the present invention, the foregoing description is intended to be exemplary, not exhaustive, and not limited to the disclosed embodiments. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an aluminium is cast and is rolled production and use heat preservation stove, includes furnace body and the bell that can open and shut, its characterized in that: the furnace body is arranged on the platform in a turnover manner, the bottom of the furnace body is a spherical surface, and a telescopic bearing assembly is arranged on the platform corresponding to the bottom of the furnace body;

2. The holding furnace for producing the aluminum cast-rolled coil as claimed in claim 1, wherein: the furnace body middle part is equipped with solid fixed ring, gu fixed ring's both sides symmetry fixedly connected with pivot respectively, the pivot is rotated through the bearing and is connected with the support, and one of them pivot runs through and is connected with just reversing motor one behind the support.

3. The holding furnace for producing the aluminum cast-rolled coil as claimed in claim 1, wherein: be equipped with the exhaust subassembly in the furnace body, the exhaust subassembly includes puddler, stirring rake and driving motor, the lower extreme and the stirring rake fixed connection of puddler, be equipped with the air flue of intercommunication on stirring rake and the puddler, evenly distributed has a plurality of ventholes on the stirring rake, the upper end of puddler runs through the bell and rotates with the bell through the bearing to be connected, is fixed with cone pulley one on stretching out the outer puddler of bell, the meshing of cone pulley one has cone pulley two, cone pulley two is connected with driving motor, driving motor fixes on the bell, the top of puddler is connected with the intake pipe through rotary joint, the intake pipe communicates with the air flue of puddler, and the intake pipe is connected with the nitrogen source, be equipped with the outlet duct of taking switch valve on the bell.

4. The holding furnace for producing the aluminum cast-rolled coil as claimed in claim 1, wherein: one side of the furnace cover is hinged with the furnace body through a hinged shaft, the hinged shaft is parallel to the rotating shaft and fixedly connected with the furnace cover, and one end of the hinged shaft is connected with a forward and reverse rotating motor II.

5. The holding furnace for producing the aluminum cast-rolled coil as claimed in claim 1, wherein: the telescopic rod is an electric push rod or an air cylinder or a hydraulic cylinder.