Titanium alloy smelting process arrangement design method

Abstract

The invention discloses a titanium alloy smelting process layout design method, and relates to the technical field of non-ferrous metal process layer.The smelting process comprises a material mixing and distributing machine, an oil press is arranged on the left side of the material mixing and distributing machine, two vacuum plasma welding boxes are arranged on the left side of the oil press, and a low-voltage power distribution room is arranged on the right side of the material mixing and distributing machine; a small oil press is arranged at the top of the low-voltage distribution room, a small vacuum plasma welding box is arranged at the top of the small oil press, and the smelting process mainly comprises an electrode pressing span and a smelting span, so that the layout of the smelting process is compact. And a plurality of vacuum consumable electric arc furnace control chambers are integrally and uniformly designed into one control chamber, operators can be uniformly managed, the smelting production operation rhythm can be efficiently controlled, the two vacuum plasma welding boxes share one guide rail, the equipment utilization rate is increased, and the occupied area is reduced.

Description

Technical Field

[0001] The invention relates to the technical field of titanium alloy smelting process layout, in particular to a titanium alloy smelting process layout design method. Background Art

[0002] With the continuous development of large-scale and integrated titanium alloy products for aerospace, titanium alloy ingots with high quality requirements and good composition uniformity are needed, which puts forward more stringent requirements on the titanium alloy smelting process. Reasonable design of process layout can significantly promote the effective improvement of production efficiency, and thus indirectly improve the product quality level. The layout of titanium alloy smelting process generally takes into account geographical conditions, general layout, transportation requirements, etc. The problems of the column layout used in the titanium alloy smelting process in the prior art are: large floor area, obvious differences in building proportions, difficulty in general layout, high construction investment, high operation and maintenance costs, and low effective utilization rate of workshop buildings.

[0003] Therefore, the present invention develops a titanium alloy smelting process layout design method which is of great significance for reducing investment costs, optimizing process design, reducing floor space, and improving plant utilization. Summary of the invention

[0004] In view of the above-mentioned shortcomings of the prior art, the purpose of the present invention is to provide a titanium alloy smelting process layout design method, which has low construction investment, small footprint, simple general layout, easy implementation, and great significance for practical application.

[0005] To achieve the above object, the present invention provides the following technical solution: a titanium alloy smelting process layout design method, comprising the following steps:

[0006] Step 1: In the smelting process, the smelting span and the electrode pressing span are arranged in parallel. The overall layout of the plant is compact, which solves the problem of long working distance of personnel in the conventional smelting workshop with one-line layout. The parallel layout makes the workshop design more reasonable and significantly improves the effective land utilization rate;

[0007] Step 2: All vacuum consumable arc furnace operation rooms are integrated into one to improve the level of automation control, which is conducive to efficient management of on-site operations. Two vacuum plasma welding boxes share one guide rail to improve equipment utilization and reduce floor space;

[0008] Step 3: The main frame of the vacuum consumable arc furnace supporting the vacuum and cooling system adopts a steel structure design to improve the strength of the main structure and reduce costs. The smelting span is arranged with a 50+700kg1kg small vacuum consumable arc furnace, and is equipped with a 3000T hydraulic press and an 800kg welding box to facilitate the scientific research and development of new grades of titanium alloys.

[0009] Preferably, in step one, the smelting process includes a mixing machine, a hydraulic press is provided on the left side of the mixing machine, two vacuum plasma welding boxes are provided on the left side of the hydraulic press, a low-voltage distribution room is provided on the right side of the mixing machine, a small hydraulic press is provided on the top of the low-voltage distribution room, and a small vacuum plasma welding box is provided on the top of the small hydraulic press.

[0010] Preferably, a high-voltage distribution room is provided on the top of the small vacuum plasma welding box, a small vacuum consumable arc furnace is provided on the left side of the high-voltage distribution room, and four vacuum consumable arc furnaces are provided on the left side of the small vacuum consumable arc furnace.

[0011] Preferably, an ingot cleaning machine is provided on the top of the material mixer, and a crucible cleaning machine is provided on the right side of the ingot cleaning machine.

[0012] Preferably, a vacuum consumable arc furnace control room is provided on the left side of the ingot cleaning machine, a reserved auxiliary electrode placement area is provided on the left side of the vacuum consumable arc furnace control room, an electrode conveyor is provided on the left side of the reserved auxiliary electrode placement area, and a loading furnace area is provided on the left side of the electrode conveyor and on the right side of the crucible cleaning machine.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] The smelting process of the present invention is mainly composed of an electrode pressing span and a smelting span, which makes the smelting process layout compact. And the control rooms of multiple vacuum consumable arc furnaces are integrated into a unified design, which can uniformly manage the operators and efficiently control the rhythm of smelting production operations. Two vacuum plasma welding boxes share a guide rail to improve equipment utilization and reduce floor space. The main frame of the vacuum and cooling system of the vacuum consumable arc furnace adopts a steel structure design to improve the strength of the main structure and reduce costs. In addition, the smelting span is arranged with a small-scale vacuum consumable arc furnace for testing, and is equipped with a hydraulic press and a welding box, which can be used to develop new grades of titanium alloys; this design method has low construction investment, small floor space, simple general layout, and is easy to implement, and has great significance for practical application. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is the general plan layout of the present invention.

[0016] Numbers in the figure: 1. Mixing machine; 2. Hydraulic press; 3. Vacuum plasma welding box; 4. Electrode conveyor; 5. Vacuum consumable arc furnace; 6. Ingot cleaning machine; 7. Crucible cleaning machine; 8. Furnace loading area; 9. Reserved auxiliary electrode placement area; 10. Vacuum consumable arc furnace control room; 11. Low-voltage distribution room; 12. High-voltage distribution room; 2-1. Small hydraulic press; 3-1. Small vacuum plasma welding box; 5-1. Small vacuum consumable arc furnace. DETAILED DESCRIPTION

[0017] See also Figure 1 The present invention provides a technical solution: a titanium alloy smelting process layout design method, comprising the following steps:

[0018] Step 1: In the smelting process, the smelting span and the electrode pressing span are arranged in parallel. The overall layout of the plant is compact, which solves the problem of long working distance of personnel in the conventional smelting workshop with one-line layout. The parallel layout makes the workshop design more reasonable and significantly improves the effective land utilization rate;

[0019] Step 2: All vacuum consumable arc furnace operation rooms are integrated into one to improve the level of automation control, which is conducive to efficient management of on-site operations. Two vacuum plasma welding boxes share one guide rail to improve equipment utilization and reduce floor space;

[0020] Step 3: The main frame of the vacuum consumable arc furnace supporting the vacuum and cooling system adopts a steel structure design to improve the strength of the main structure and reduce costs. The smelting span is arranged with a 50+700kg1kg small vacuum consumable arc furnace, and is equipped with a 3000T hydraulic press and an 800kg welding box to facilitate the scientific research and development of new grades of titanium alloys.

[0021] In step 1, the smelting process includes a mixing machine 1, a hydraulic press 2 is arranged on the left side of the mixing machine 1, two vacuum plasma welding boxes 3 are arranged on the left side of the hydraulic press 2, a low-voltage distribution room 11 is arranged on the right side of the mixing machine 1, a small hydraulic press 2-1 is arranged on the top of the low-voltage distribution room 11, a small vacuum plasma welding box 3-1 is arranged on the top of the small hydraulic press 2-1, a high-voltage distribution room 12 is arranged on the top of the small vacuum plasma welding box 3-1, and a small vacuum consumable arc furnace 5-1 is arranged on the left side of the high-voltage distribution room 12. Four vacuum consumable arc furnaces 5 are arranged on the left side of the small vacuum consumable arc furnace 5-1, an ingot cleaning machine 6 is arranged on the top of the mixer 1, a crucible cleaning machine 7 is arranged on the right side of the ingot cleaning machine 6, a vacuum consumable arc furnace control room 10 is arranged on the left side of the ingot cleaning machine 6, a reserved auxiliary electrode placement area 9 is arranged on the left side of the vacuum consumable arc furnace control room 10, an electrode conveyor 4 is arranged on the left side of the reserved auxiliary electrode placement area 9, and a loading furnace area 8 is arranged on the left side of the electrode conveyor 4 and on the right side of the crucible cleaning machine 7.

[0022] Working principle: The smelting span and the electrode pressing span are arranged in parallel, and the overall layout of the plant is compact, which solves the problem of long working distance of personnel in the one-line layout of the conventional smelting workshop. The parallel layout makes the workshop design more reasonable and significantly improves the effective land utilization rate. All vacuum consumable arc furnace operation rooms are integrated into one, which improves the level of automation control and is conducive to efficient management of on-site operations. Two vacuum plasma welding boxes 3 share one guide rail to improve equipment utilization and reduce floor space. The main frame of the vacuum and cooling system of the vacuum consumable arc furnace 5 adopts a steel structure design to improve the strength of the main structure and reduce costs. The smelting span is arranged with a 50+700kg1kg small vacuum consumable arc furnace 5-1, and is equipped with a 3000T hydraulic press 2 and an 800kg welding box, which is convenient for scientific research and development experiments of new grades of titanium alloys.

Claims

1. A titanium alloy smelting process layout design method, characterized in that: The following steps are involved: Step 1: In the smelting process, the smelting span and the electrode pressing span are arranged in parallel. The overall layout of the plant is compact, which solves the problem of long working distance of personnel in the conventional smelting workshop with one-line layout. The parallel layout makes the workshop design more reasonable and significantly improves the effective land utilization rate; Step 2: All vacuum consumable arc furnace operation rooms are integrated into one to improve the level of automation control, which is conducive to efficient management of on-site operations. Two vacuum plasma welding boxes share one guide rail to improve equipment utilization and reduce floor space; Step 3: The main frame of the vacuum consumable arc furnace supporting the vacuum and cooling system adopts a steel structure design to improve the strength of the main structure and reduce costs. The smelting span is arranged with a 50+700kg1kg small vacuum consumable arc furnace, and is equipped with a 3000T hydraulic press and an 800kg welding box to facilitate the scientific research and development of new grades of titanium alloys.

2. The titanium alloy smelting process layout design method according to claim 1, characterized in that: In step 1, the smelting process includes a material mixer (1), a hydraulic press (2) is provided on the left side of the material mixer (1), two vacuum plasma welding boxes (3) are provided on the left side of the hydraulic press (2), a low-voltage distribution room (11) is provided on the right side of the material mixer (1), a small hydraulic press (2-1) is provided on the top of the low-voltage distribution room (11), and a small vacuum plasma welding box (3-1) is provided on the top of the small hydraulic press (2-1).

3. The titanium alloy smelting process layout design method according to claim 2, characterized in that: A high-voltage distribution room (12) is provided on the top of the small vacuum plasma welding box (3-1), a small vacuum consumable arc furnace (5-1) is provided on the left side of the high-voltage distribution room (12), and four vacuum consumable arc furnaces (5) are provided on the left side of the small vacuum consumable arc furnace (5-1).

4. The titanium alloy smelting process layout design method according to claim 2, characterized in that: An ingot cleaning machine (6) is provided on the top of the material mixer (1), and a crucible cleaning machine (7) is provided on the right side of the ingot cleaning machine (6).

5. The titanium alloy smelting process layout design method according to claim 4, characterized in that: A vacuum consumable arc furnace control room (10) is provided on the left side of the ingot cleaning machine (6), a reserved auxiliary electrode placement area (9) is provided on the left side of the vacuum consumable arc furnace control room (10), an electrode conveyor (4) is provided on the left side of the reserved auxiliary electrode placement area (9), and a furnace unloading area (8) is provided on the left side of the electrode conveyor (4) and on the right side of the crucible cleaning machine (7).

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