CN215983926U

CN215983926U - Charging mechanism of vacuum smelting furnace

Info

Publication number: CN215983926U
Application number: CN202122483036.8U
Authority: CN
Inventors: 王跃华
Original assignee: Jinzhou Zhongxin Vacuum Equipment Co ltd
Current assignee: Jinzhou Zhongxin Vacuum Equipment Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-03-08
Anticipated expiration: 2031-10-15

Abstract

The utility model provides a charging mechanism of a vacuum smelting furnace, which comprises a main body assembly, a quantity control assembly and a vacuumizing assembly: the main body component comprises a feed hopper, a first pipe body and a first valve; the quantity control assembly comprises a feeding pipe, a second valve, a handle, a screw rod, a threaded sleeve, a baffle and a guide rod; the inner wall of the feeding pipe is rotatably connected with a screw rod through a bearing, the outer side of the screw rod is in threaded connection with a threaded sleeve, and the outer side wall of the threaded sleeve is sleeved with a baffle; according to the utility model, the screw rod is driven to rotate by rotating the handle, the transmission thread is sleeved on the outer side of the screw rod to slide, the baffle plate is driven to move, the feeding pipe is divided into two spaces, and when raw materials are introduced, the feeding pipe is placed on one side of the baffle plate, so that the quantitative work of the addition amount of each material can be completed.

Description

Charging mechanism of vacuum smelting furnace

Technical Field

The utility model relates to the technical field of vacuum smelting furnaces, in particular to a charging mechanism of a vacuum smelting furnace.

Background

The vacuum smelting furnace is mainly used for smelting metal materials (such as stainless steel, nickel-based alloy, copper, alloy steel, nickel-cobalt alloy, rare earth neodymium-iron-boron and the like) in vacuum or protective atmosphere conditions in colleges and universities, scientific research units and production enterprises, and can also be used for carrying out vacuum refining treatment and precision casting on the alloy steel;

the furnace cover, the furnace body and the furnace bottom of the vacuum smelting furnace all adopt double-layer water cooling structures, and the temperature of the furnace shell is kept not more than 60 ℃. The furnace cover is opened manually, an observation hole and a baffle are arranged on the furnace cover, and an alloy feeder is specially arranged on the furnace cover for adding alloy elements in the melting process. An induction coil is arranged in the furnace body, the melt in the crucible can be easily poured into the ingot mould by manually rotating the handle outside the furnace, and the ingot mould can be designed into a water cooling mode. The upper part of the crucible is provided with a temperature measuring device.

The vacuum melting furnace has certain problems when in use:

vacuum melting furnace often needs the secondary reinforced at the in-process that uses, however, current reinforced mechanism is at the in-process that uses, often needs to add multiple material, and the addition of every kind of material is different, at reinforced in-process at every turn, needs to weigh always, extravagant staff's a large amount of time.

Therefore, a charging mechanism of a vacuum melting furnace is provided.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a charging mechanism for a vacuum melting furnace, which solves or alleviates the technical problems in the prior art, and at least provides a beneficial choice.

The technical scheme of the embodiment of the utility model is realized as follows: the utility model provides a reinforced mechanism of adorning of vacuum melting furnace, includes main part subassembly, accuse volume subassembly and evacuation subassembly: the main body component comprises a feed hopper, a first pipe body and a first valve;

the quantity control assembly comprises a feeding pipe, a second valve, a handle, a screw rod, a threaded sleeve, a baffle and a guide rod;

the inner wall of the feeding pipe is rotatably connected with a screw rod through a bearing, the outer side of the screw rod is in threaded connection with a threaded sleeve, and the outer side wall of the threaded sleeve is sleeved with a baffle;

the vacuumizing assembly is installed on the front surface and the inner part of the feed hopper.

In some embodiments: the bottom intercommunication of feeder hopper has first body, first valve is installed in the outside of first body.

In some embodiments: the quantity of inlet pipe is four, four the bottom of inlet pipe all communicates with the feeder hopper.

In some embodiments: and a second valve is arranged at the bottom end of the feeding pipe.

In some embodiments: the one end of lead screw runs through the inlet pipe and welds and has the handle.

In some embodiments: one side of baffle runs through there is the guide bar, the both ends of guide bar weld in the inboard of inlet pipe.

In some embodiments: the vacuumizing assembly comprises a second pipe body, a third valve, a fan and a filter screen;

the fan is installed in the front surface of feeder hopper, the air intake intercommunication of fan has the second body, the inside intercommunication of second body and feeder hopper, the filter screen is installed to the one end that the second body is located the feeder hopper inside.

In some embodiments: and a third valve is installed at one end of the second pipe body.

Due to the adoption of the technical scheme, the embodiment of the utility model has the following advantages:

firstly, the screw rod is driven to rotate by rotating the handle, the transmission thread is sleeved on the outer side of the screw rod to slide, the baffle plate is driven to move, the feeding pipe is divided into two spaces, the feeding pipe is placed on one side of the baffle plate when raw materials are introduced, quantitative work of the addition amount of each material can be completed, in the subsequent working process, the weighing work does not need to be repeatedly carried out in each feeding process, and time and labor are saved.

According to the vacuum melting furnace, materials are injected into the feeding pipe, the second valve is opened, the materials in the feeding pipe enter the feeding hopper, the second valve is closed, the third valve is opened, the fan is started, the inside of the feeding hopper is vacuumized through the second pipe body, the third valve is closed, the first valve is opened, the materials can enter the vacuum melting furnace, and normal melting work of the vacuum melting furnace cannot be influenced.

The foregoing summary is provided for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments, and features described above, further aspects, embodiments, and features of the present invention will be readily apparent by reference to the drawings and following detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments or technical descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a block diagram of the present invention;

FIG. 2 is a view showing the inside of a feed pipe according to the present invention;

FIG. 3 is a view showing the inside structure of a hopper in the present invention;

FIG. 4 is a view structural view of the connection of the threaded sleeve and the baffle plate in the present invention;

fig. 5 is another view structural view of the connection of the threaded sleeve and the baffle plate in the utility model.

Reference numerals: 10. a body assembly; 11. a feed hopper; 12. a first pipe body; 13. a first valve; 20. a quantity control component; 21. a feed pipe; 22. a second valve; 23. a handle; 24. a screw rod; 25. a threaded sleeve; 26. a baffle plate; 27. a guide bar; 30. a vacuum pumping assembly; 31. a second tube body; 32. a third valve; 33. a fan; 34. and (4) a filter screen.

Detailed Description

In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

As shown in fig. 1 to 5, the embodiment of the present invention provides a charging mechanism of a vacuum melting furnace, which comprises a main body assembly 10, a quantity control assembly 20 and a vacuum pumping assembly 30: the main body assembly 10 comprises a feed hopper 11, a first pipe 12 and a first valve 13;

the quantity control assembly 20 comprises a feeding pipe 21, a second valve 22, a handle 23, a screw rod 24, a threaded sleeve 25, a baffle 26 and a guide rod 27;

the inner wall of the feeding pipe 21 is rotatably connected with a screw rod 24 through a bearing, the outer side of the screw rod 24 is in threaded connection with a threaded sleeve 25, and the outer side wall of the threaded sleeve 25 is sleeved with a baffle 26;

the vacuum pumping unit 30 is installed at the front surface and inside of the feed hopper 11.

In one embodiment: the bottom of the feed hopper 11 is communicated with a first pipe body 12, and a first valve 13 is arranged on the outer side of the first pipe body 12; through the above arrangement, the raw material in the feed hopper 11 enters the vacuum melting furnace through the first pipe 12, and the first valve 13 controls whether the first pipe 12 circulates or not.

In one embodiment: the number of the feeding pipes 21 is four, and the bottom ends of the four feeding pipes 21 are communicated with the feeding hopper 11; the processing material is fed into the hopper 11 through the feed pipe 21.

In one embodiment: the bottom end of the feeding pipe 21 is provided with a second valve 22; a second valve 22 controls the flow of feed tube 21.

In one embodiment: one end of the screw rod 24 penetrates through the feeding pipe 21 and is welded with a handle 23; the contact area between the hand of the worker and the screw rod 24 is enlarged through the handle 23, and the screw rod 24 is convenient to rotate.

In one embodiment: a guide rod 27 penetrates through one side of the baffle 26, and two ends of the guide rod 27 are welded on the inner side of the feeding pipe 21; with the above arrangement, the guide rod 27 defines the moving direction of the shutter 26, preventing the threaded sleeve 25 from rotating together with the screw 24.

In one embodiment: the vacuum pumping assembly 30 comprises a second pipe 31, a third valve 32, a fan 33 and a filter screen 34;

the fan 33 is arranged on the front surface of the feed hopper 11, an air inlet of the fan 33 is communicated with the second pipe 31, the second pipe 31 is communicated with the inside of the feed hopper 11, and one end, positioned inside the feed hopper 11, of the second pipe 31 is provided with a filter screen 34; through above setting, after in leading-in feeder hopper 11 with the raw materials, fan 33 starts, through second body 31 with the inside vacuum that takes out of inlet pipe 21, prevents to get into the back in the vacuum melting furnace at the raw materials, influences the effect of smelting in the vacuum melting furnace.

In one embodiment: a third valve 32 is installed at one end of the second tube 31; the third valve 32 controls whether the second pipe 31 is in fluid communication.

The utility model is in operation: firstly, the feeding volume of each feeding pipe 21 is changed through the quantity control assembly 20, when the feeding volume is adjusted, the handle 23 is rotated to drive the screw rod 24 to rotate, the transmission threaded sleeve 25 slides on the outer side of the screw rod 24 to drive the baffle plate 26 to move, the feeding pipe 21 is divided into two spaces, when raw materials are guided in, the raw materials are placed on one side of the baffle plate 26, quantitative work of the addition quantity of each material can be completed, in the subsequent working process, weighing work is not required to be repeatedly carried out in each feeding process, time and labor are saved, the cross section of the feeding pipe 21 is square, and the baffle plate 26 is convenient to move;

in the process of adding materials, the materials are injected into the feeding pipe 21, the second valve 22 is opened, the materials in the feeding pipe 21 enter the feeding hopper 11, the second valve 22 is closed, the third valve 32 is opened, the fan 33 is started, the feeding hopper 11 is vacuumized through the second pipe body 31, the third valve 32 is closed, the first valve 13 is opened, the materials can enter the vacuum smelting furnace, and the normal smelting work of the vacuum smelting furnace cannot be influenced.

The above description is only for the specific embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various changes or substitutions within the technical scope of the present invention, and these should be covered by the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A charging mechanism of a vacuum melting furnace comprises a main body component (10), a quantity control component (20) and a vacuumizing component (30), and is characterized in that: the main body component (10) comprises a feed hopper (11), a first pipe body (12) and a first valve (13);

the quantity control assembly (20) comprises a feeding pipe (21), a second valve (22), a handle (23), a screw rod (24), a threaded sleeve (25), a baffle plate (26) and a guide rod (27);

the inner wall of the feeding pipe (21) is rotatably connected with a screw rod (24) through a bearing, the outer side of the screw rod (24) is in threaded connection with a threaded sleeve (25), and the outer side wall of the threaded sleeve (25) is sleeved with a baffle plate (26);

the vacuum pumping assembly (30) is installed at the front surface and the inside of the feed hopper (11).

2. The charging mechanism of a vacuum melting furnace according to claim 1, characterized in that: the bottom intercommunication of feeder hopper (11) has first body (12), first valve (13) are installed in the outside of first body (12).

3. The charging mechanism of a vacuum melting furnace according to claim 1, characterized in that: the quantity of inlet pipe (21) is four, four the bottom of inlet pipe (21) all communicates with feeder hopper (11).

4. The charging mechanism of a vacuum melting furnace according to claim 1, characterized in that: and a second valve (22) is arranged at the bottom end of the feeding pipe (21).

5. The charging mechanism of a vacuum melting furnace according to claim 1, characterized in that: one end of the screw rod (24) penetrates through the feeding pipe (21) and is welded with the handle (23).

6. The charging mechanism of a vacuum melting furnace according to claim 1, characterized in that: one side of the baffle plate (26) is penetrated with a guide rod (27), and two ends of the guide rod (27) are welded on the inner side of the feeding pipe (21).

7. The charging mechanism of a vacuum melting furnace according to claim 1, characterized in that:

the vacuumizing assembly (30) comprises a second pipe body (31), a third valve (32), a fan (33) and a filter screen (34);

fan (33) are installed in the front surface of feeder hopper (11), the air intake intercommunication of fan (33) has second body (31), the inside intercommunication of second body (31) and feeder hopper (11), filter screen (34) are installed to the one end that second body (31) are located feeder hopper (11) inside.

8. The charging mechanism of a vacuum melting furnace according to claim 7, characterized in that: and a third valve (32) is arranged at one end of the second pipe body (31).