CN221649149U

CN221649149U - Furnace body for titanium alloy casting

Info

Publication number: CN221649149U
Application number: CN202420158489.4U
Authority: CN
Inventors: 崔里波; 黄湘云; 郭俊健; 张斌; 焦勇; 陈康
Original assignee: Xi'an Delan High Tech Materials Co ltd
Current assignee: Xi'an Delan High Tech Materials Co ltd
Priority date: 2024-01-23
Filing date: 2024-01-23
Publication date: 2024-09-03
Anticipated expiration: 2034-01-23

Abstract

The application provides a furnace body for titanium alloy casting, which comprises the following components: a furnace body; the bottom of the furnace body is provided with a containing cavity; the accommodating cavity is internally provided with a fixed frame, the fixed frame is used for fixing a frame type casting shell, and the frame type casting shell is used for pouring frame type castings. Through offer the accommodation chamber in the bottom of furnace body, increased furnace body inner space, under the cooperation of special fixed frame, realized the pouring shaping of large-scale frame class foundry goods.

Description

Furnace body for titanium alloy casting

Technical Field

The utility model relates to the technical field of titanium alloy investment precision casting, in particular to a furnace body for titanium alloy casting.

Background

In recent years, titanium and titanium alloy materials have been developed at a high speed in the industries of aerospace, navigation, medical treatment, chemical industry and the like with excellent properties. However, with the diversification, the complicacy and the size differentiation of products, the requirements of titanium and titanium alloy on metal forming technology are gradually increased, and the precision casting of the investment pattern has the advantages of good surface roughness, high precision and the like of the products, and the investment pattern has also met the development peak in the field of metal forming.

Titanium and titanium alloy have high chemical activity and are easy to react with various gases at high temperature, so that the metal quality in a molten state is influenced, and further the expected requirements on the aspects of product performance and the like are difficult to reach. Therefore, in order to ensure the quality of the product and the performance thereof, the casting of titanium and titanium alloy is often required to be performed in a vacuum state. In the casting of titanium and titanium alloys, a vacuum consumable-shell furnace is often used to cast titanium and titanium alloys.

The furnace body structure of the vacuum self-consumption skull furnace is cylindrical, the crucible, the turnover device, the pouring cup and other structures are arranged in the furnace body, the space for placing the casting shell is limited, the weight of the large-scale frame type casting is small, the size is large, the meltable molten metal of the existing vacuum self-consumption skull furnace is enough, the casting shell cannot be put down in the furnace body, and the casting cannot be poured. Therefore, the casting forming of the casting can be realized by modifying the vacuum consumable skull furnace body and manufacturing a casting tool.

Disclosure of utility model

The utility model aims to provide a furnace body for titanium alloy casting, which aims to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

a furnace body for titanium alloy casting, comprising: a furnace body;

The bottom of the furnace body is provided with a containing cavity;

The accommodating cavity is internally provided with a fixed frame, the fixed frame is used for fixing a frame type casting shell, and the frame type casting shell is used for pouring frame type castings.

Further, the fixing frame includes: a metal frame, a lifting hole and a fixed screw;

A fixed fence is arranged on the side edge of the metal frame; a round hole is formed in the fixed rail;

The fixing screw rod can be inserted into the round hole, and the fixing screw rod is used for fixing the frame casting shell in the metal frame;

the lifting hole is formed in the top of the metal frame.

Further, four lifting holes are welded at the top of the metal frame.

Further, the round holes are uniformly formed in the fixed bars.

Further, the top of the fixed frame is lapped on the outer side of the top of the accommodating cavity.

Further, the shape of the accommodating cavity is cylindrical.

Compared with the prior art, the utility model has the beneficial effects that: the utility model provides a furnace body for titanium alloy casting, which comprises the following components: a furnace body; the bottom of the furnace body is provided with a containing cavity; the accommodating cavity is internally provided with a fixed frame, the fixed frame is used for fixing a frame type casting shell, and the frame type casting shell is used for pouring frame type castings. Through offer the accommodation chamber in the bottom of furnace body, increased furnace body inner space, under the cooperation of special fixed frame, realized the pouring shaping of large-scale frame class foundry goods.

Drawings

Fig. 1 is a schematic diagram of a structure in which a receiving cavity is formed at the bottom of a furnace body according to the present application.

Fig. 2 is a schematic structural view of a fixing frame according to the present application.

FIG. 3 is a schematic diagram of an assembly structure of a holding cavity formed between a fixed frame and the bottom of a furnace body.

In the figure: 1, a furnace body; 2. a receiving chamber; 3. a fixed frame, a metal frame, a lifting hole and a fixed screw rod; 7. a fixed rail; 8. and a round hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1 to 3, in an embodiment of the present utility model, a furnace body 1 for casting a titanium alloy includes: a furnace body 1; the bottom of the furnace body 1 is provided with a containing cavity 2; a fixed frame 3 is arranged in the accommodating cavity 2, the fixed frame 3 is used for fixing a frame type casting shell, and the frame type casting shell is used for pouring a frame type casting.

In this embodiment, the furnace body 1 is a vacuum self-consumption skull furnace body 1, and the technical scheme provided by the application can be directly modified on the existing vacuum self-consumption skull furnace body 1, or can be used for customizing the vacuum self-consumption skull furnace body 1 again, and the application is not limited, specifically: the bottom of the existing vacuum self-consumption skull furnace body 1 can be provided with the containing cavity 2 for increasing the internal height of the vacuum self-consumption skull furnace body 1, so that the shell of the large-sized frame casting with larger size can be placed in the improved vacuum self-consumption skull furnace body 1, and further the pouring of the large-sized frame casting with larger size is satisfied.

In this embodiment, the fixed frame 3 is provided for the purpose of: on the one hand, the device is used for carrying out adapting assembly with a containing cavity 2 arranged at the bottom of the furnace body 1, and on the other hand, the device is used for fixing the shell of a large-sized frame casting.

In this embodiment, the fixing frame 3 includes: the metal frame 4, the lifting hole 5 and the fixing screw 6; a fixed rail 7 is arranged on the side edge of the metal frame 4; a round hole 8 is formed in the fixed rail 7; the fixing screw rod 6 can be inserted into the round hole 8, and the fixing screw rod 6 is used for fixing the frame casting shell in the metal frame 4; the lifting hole 5 is formed in the top of the metal frame 4.

As a preferred embodiment, the metal frame 4 may be rectangular, and the position of the fixing screw 6 may be adjusted along the length direction of the metal frame 4, so that it is more convenient to fix shells of different sizes.

Specifically, the fixed frame 3 may be manufactured by welding angle iron and steel plates. For example, in the actual manufacturing process, the size of the accommodating cavity 2 and the size of the fixing frame 3 can be designed according to the size of the vacuum consumable part skull furnace body 1.

Such as: the diameter phi 2200mm and the width 1400mm of the vacuum self-consumption skull furnace body 1 are provided with phi 1000mm round holes at the bottom of the furnace body 1, then phi 1000mm multiplied by 800mm round barrels are welded at the open holes, and finally the phi 1000mm multiplied by 800mm containing cavity 2 is formed in the vacuum self-consumption skull furnace body 1.

Under the guidance of the size of the accommodating cavity 2: the angle iron and the steel plate are used for welding a metal frame 4 with 750mm multiplied by 400mm multiplied by 1100mm, 4 lifting holes 5 are welded at the top of the frame, the size of each lifting hole 5 is 120mm multiplied by 100mm, round holes 8 with the diameter of phi 14mm are formed in the side rails of the metal frame 4, and the diameter of a fixing screw 6 is phi 12mm.

The height of the casting which can be poured after transformation is increased from 600mm to 1200mm.

In a specific embodiment, the round holes 8 are uniformly formed on the fixed rail 7.

Therefore, the fixing screw rods 6 can be inserted into different round holes 8 according to actual use requirements, so that the frame casting shells with different sizes can be fixed.

In the embodiment, the vacuum self-consumption skull furnace body 1 is modified, the accommodating cavity 2 is formed at the bottom of the furnace body 1, the special fixing frame 3 for fixing the skull is manufactured, the fixing frame 3 consists of a cuboid metal frame 4, lifting holes 5 and fixing screws 6, and round holes 8 are uniformly distributed on fixing bars 7 around the cuboid metal frame 4. According to the application, after the cylindrical accommodating cavity 2 is additionally arranged at the bottom of the vacuum consumable condensing furnace, the internal space of the furnace body 1 is increased, and the pouring molding of large-scale frame castings is realized under the cooperation of the special fixed frame 3.

During the use process:

step 1: and placing the pouring opening of the large-scale frame casting shell upwards and centering the pouring opening into a special fixed frame 3.

Step 2: the fixing screw rod 6 passes through a round hole 8 on the side railing of the special fixing frame 3, and the bolt is screwed to fix the shell, and when the shell is unstable, the shell can be bound and fixed on the side railing or the screw rod by an iron wire.

Step 3: and integrally transferring the molded shell and the special fixed frame 3 into a heating furnace for heating and preheating.

Step 4: after preheating, the molded shell and the special fixed frame 3 are integrally transported into the accommodating cavity 2 of the vacuum consumable shell solidifying furnace by using a forklift, and a pouring opening is aligned to a pouring cup of the shell solidifying furnace.

Step 5: and melting the titanium alloy to pour the casting according to the operation requirement of the vacuum consumable skull furnace.

Step 6: and after the casting is cooled, the whole shell and the special fixed frame 3 are transported out of the vacuum self-consumption shell condensing furnace by using a forklift.

Repeating steps 1 to 6, the operation of the next heat may be continued.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. A furnace body (1) for titanium alloy casting, characterized by comprising: a furnace body (1);

The bottom of the furnace body (1) is provided with a containing cavity (2);

A fixed frame (3) is arranged in the accommodating cavity (2), the fixed frame (3) is used for fixing a frame type casting shell, and the frame type casting shell is used for pouring a frame type casting.

2. The titanium alloy casting furnace body (1) according to claim 1, wherein the fixed frame (3) comprises: the metal frame (4), the lifting hole (5) and the fixing screw (6);

A fixed fence (7) is arranged on the side edge of the metal frame (4); a round hole (8) is formed in the fixed rail (7);

The fixing screw rod (6) can be inserted into the round hole (8), and the fixing screw rod (6) is used for fixing the frame casting shell in the metal frame (4);

the hoisting hole (5) is arranged at the top of the metal frame (4).

3. The furnace body (1) for titanium alloy casting according to claim 2, characterized in that four of the hoisting holes (5) are welded on top of the metal frame (4).

4. The furnace body (1) for titanium alloy casting according to claim 2, characterized in that the round holes (8) are uniformly opened on the fixed rail (7).

5. Furnace body (1) for casting titanium alloy according to claim 1, characterized in that the top of the fixed frame (3) is lapped outside the top of the containing cavity (2).

6. Furnace body (1) for casting titanium alloys according to claim 1, characterized in that said housing chamber (2) is cylindrical in shape.