Casting mold feeding device for consumable electrode vacuum furnace

Abstract

The utility model discloses a casting mould furnace entering device for a consumable vacuum furnace, which comprises a ground support, a support track is arranged on the ground support, and the support track extends outwards under the support of a support long beam until the support track is butted with a casting disc track on a centrifugal casting disc to form a furnace entering track; and an assembling platform is connected to the furnace feeding track in a rolling manner. According to the device disclosed by the utility model, all graphite molds and pouring gates are assembled and fixed on the assembling platform, and the assembling platform and the graphite molds are hoisted to a track of a ground bracket through a travelling crane and are finally pushed to a centrifugal casting disc track in a hearth of the horizontal vacuum consumable electrode furnace to finish furnace charging. The crane can be directly used for loading and unloading the casting mould used for vacuum consumable electrode furnace casting, the traditional mode that the casting mould is manually carried into a hearth is replaced, the production efficiency is greatly improved, and the labor intensity is reduced while the product quality is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to titanium alloy smelting equipment technical field especially a casting mould furnace charging device for vacuum self -consumption furnace. BACKGROUND

[0002] Vacuum self -consumption electrode arc skull furnace, also known as vacuum self -consumption furnace, is a kind of direct current power supply, titanium metal self -consumption electrode does negative, water-cooled crucible as positive, after striking arc, titanium electrode melts and drops into the crucible pool and stores metal liquid. When titanium metal liquid is enough, electrode rises quickly, and molten titanium is rapidly injected into graphite casting mould through the copper crucible overturning and pouring nozzle, and titanium alloy castings are formed by cooling. With the progress of metallurgical equipment technology, the pouring weight of horizontal skull furnace reaches 1000Kg or more, and many large titanium alloy workpieces can be cast.

[0003] Vacuum self -consumption furnace is widely used in the smelting and casting of high-performance titanium alloy, tungsten alloy, molybdenum alloy and other refractory metals in the fields of aerospace, military industry and nuclear industry. At the same time, it can also be used for recycling part of titanium and titanium alloy waste, realizing resource recycling. Vacuum self -consumption furnace is a kind of high-efficiency and high-quality smelting and casting equipment, and has wide application prospect in the smelting and casting of high-performance refractory metals. At present, vacuum self -consumption furnace mostly adopts horizontal vacuum self -consumption furnace, and the furnace is a horizontal cylinder, and the crucible and electrode are installed in the same chamber, so that the structure is compact and the sealing is reliable. However, the loading and unloading of the casting mould cannot be directly lifted by the crane, and the traditional manual carrying of the casting mould into the furnace is mostly used, which has high labor intensity, low efficiency and high damage rate of the casting mould.

[0004] Therefore, it is particularly important to develop a new type of casting mould furnace charging device to replace manual carrying with crane during the loading and unloading of the casting mould, which is especially important for improving production efficiency, ensuring product quality and reducing labor intensity. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of casting mould furnace charging device for vacuum self -consumption furnace, and all graphite moulds and pouring gates are assembled and fixed on assembly platform, and then the ground support is lifted to the fixed position in front of the furnace by crane, and finally the assembly platform is hoisted together with graphite mould to the track of ground support, and then pushed into the centrifugal casting disc track in the furnace of horizontal vacuum self -consumption furnace, to complete the furnace charging. The design of the device greatly improves the production efficiency, reduces the labor intensity while ensuring the product quality.

[0006] In order to realize the above-mentioned utility model purposes, the utility model provides a casting mold furnace charging device for vacuum consumable furnace, including ground support, be equipped with support rail on the ground support, the support rail is under the support of support long beam and extends outward, until with the casting tray track on the centrifugal casting tray opposite, the assembling platform is rotatably connected on the support rail.

[0007] The device of the utility model completes the assembly and fixation of the casting mold (all graphite molds and runners) on the assembling platform, first hoists the ground support to the fixed position in front of the corresponding furnace through the travelling crane, then hoists the assembling platform together with the casting mold to the track of the ground support through the travelling crane, finally pushes into the centrifugal casting tray track in the hearth of the horizontal vacuum consumable furnace, and completes the furnace charging.

[0008] The device of the utility model adopts a new furnace charging method, can significantly improve the casting mold furnace charging efficiency of the vacuum consumable furnace compared with the traditional furnace charging method, and avoids the damage caused by the bumping of the product in the manual carrying process.

[0009] According to the casting mold furnace charging device for the vacuum consumable furnace, preferably, further including the ground platform, the support leg of the ground support is fixedly connected on the ground platform through the detachable fixed connecting piece.

[0010] According to the casting mold furnace charging device for the vacuum consumable furnace, preferably, the assembling platform includes the frame structure formed by the H-shaped steel welding at the head and tail, the frame structure is equipped with the platform panel, the center of the platform panel is equipped with the platform positioning hole, and a plurality of platform fixed grooves are further equipped on the platform panel and are arranged around the platform positioning hole.

[0011] In the utility model, the casting mold center is first positioned and fixed on the platform panel through the platform positioning hole, and then is fixedly connected with the platform panel from the four around the casting mold through the platform fixed groove by using the clamp.

[0012] The utility model relates to a casting mould into furnace device for vacuum self -consumption furnace, preferably, still be equipped with bearing seat subassembly on the frame structure, bearing seat subassembly is equipped on H type steel of opposite two sides of frame structure, bearing seat subassembly contains bearing seat clamping structure, fixed axle shoulder and bearing seat shoulder, bearing seat clamping structure is held fixed on the through -hole of the web of H type steel, axle shoulder and bearing seat shoulder are clamped and fixed roller bearing from the inside and outside of bearing seat clamping structure, be equipped with axle on roller bearing, be equipped with gyro wheel on axle.

[0013] In the utility model, bearing seat subassembly can pass through bolt clamping fixed axle shoulder and bearing seat shoulder, make roller bearing and axle complete rolling, preferably, 2 piece near circular ring type belt symmetrical tail bearing seat clamping mechanism, the web of H type steel is perforated, is fixed with clamping structure fixed bolt clamping fixed, guarantees the strength after H type steel hole -digging wears.

[0014] The utility model relates to a casting mould into furnace device for vacuum self -consumption furnace, preferably, the gyro wheel is single rim wheel, the key groove direction in single rim wheel is opposite with the direction of big end protruding of single rim wheel.

[0015] The utility model discloses a device, in the running process after assembling casting mould, the force balance track of single rim wheel key is transmitted to the force of big end protruding of single rim wheel, guarantees the stable operation of single rim wheel. This structure can reduce the height of platform type steel support, improve the effective space utilization rate of hearth, and guarantee the strength of steel frame.

[0016] The utility model relates to a casting mould into furnace device for vacuum self -consumption furnace, preferably, still be equipped with platform lifting lug on the frame structure.

[0017] The utility model relates to a casting mould into furnace device for vacuum self -consumption furnace, preferably, the ground support includes two support long beams that are arranged in parallel, a plurality of support cross beams are connected between the two support long beams, the support rail is arranged on the support long beam, and a plurality of support legs are arranged on the two support long beams.

[0018] The utility model relates to a casting mould into furnace device for vacuum self -consumption furnace, preferably, the support legs are fixed through the channel steel.

[0019] The utility model relates to a casting mould into furnace device for vacuum self -consumption furnace, preferably, the part outwardly extending of support long beam is reinforced on support leg through H type steel inclined bracing.

[0020] The utility model relates to a casting mould into furnace device for vacuum self -consumption furnace, preferably, support lifting lug is arranged on the support cross beam.

[0021] The utility model discloses the beneficial effect is:

[0022] The casting mold furnace entry device for the vacuum consumable furnace is provided with an assembling platform, and the assembling and fixing of all graphite molds and runners are completed on the assembling platform; the ground support is hoisted to the fixed position in front of the furnace by the travelling crane, and then the assembling platform together with the graphite mold is hoisted to the track of the ground support by the travelling crane, and finally the graphite mold is pushed into the centrifugal casting disc track in the hearth of the horizontal vacuum consumable furnace, and the furnace loading is completed. BRIEF DESCRIPTION OF DRAWINGS

[0023] In order to more clearly illustrate the technical scheme in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced as follows. Obviously, the drawings in the following description are only some embodiments of the present application, and other embodiments can be obtained by those skilled in the art without creative labor on the basis of these drawings.

[0024] Figure 1 It is a whole structure schematic view of the casting mold furnace entry device for the vacuum consumable furnace of the present application;

[0025] Figure 2 It is a structure schematic view of the ground support of the casting mold furnace entry device for the vacuum consumable furnace of the present application;

[0026] Figure 3 It is a structure schematic view of the assembling platform of the casting mold furnace entry device for the vacuum consumable furnace of the present application;

[0027] Figure 4 It is a cross-sectional structure schematic view of the bearing seat assembly and the bearing seat clamping structure of the casting mold furnace entry device for the vacuum consumable furnace of the present application;

[0028] Figure 5 It is a bearing seat assembly and axle shaft side structure schematic view of the casting mold furnace entry device for the vacuum consumable furnace of the present application.

[0029] In the drawings:

[0030] 1-Ground platform; 2-Ground support; 3-Assembly platform; 4-Casting tray track; 5-Centrifugal casting tray; 21-Support track; 22-Support long beam; 23-Support crossbeam; 24-Support lifting lug; 25-Support leg; 26-Channel steel; 27-H-beam diagonal brace; 31-Platform fixing groove; 32-Platform positioning hole; 33-Platform panel; 34-H-beam; 35-Platform lifting lug; 36-Bearing seat assembly; 6-Bearing seat clamping structure; 7-Single flange wheel; 8-Key; 9-Wheel axle; 10-Shaft shoulder; 11-Roller bearing; 12-Bearing seat shoulder; 13-Shaft end cover; 14-End cover fixing bolt; 15-Clamping bolt. Detailed Implementation

[0031] To make the objectives, technical solutions, and advantages of this utility model clearer, the embodiments of this utility model will be further described in detail below with reference to specific examples and accompanying drawings.

[0032] like Figures 1-5 As shown, a mold feeding device for a vacuum arc furnace includes a ground platform 1 and a ground support 2. The ground platform 1 is fixed to a corresponding position in front of the furnace by fasteners.

[0033] The ground support 2 includes two parallel support beams 22; the two support beams 22 are connected by several support crossbeams 23; the support beams 22 are equipped with support rails 21; the two support beams 22 are equipped with several support legs 25; the support legs 25 are fixed together by channel steel 26; the support legs 25 are fixed to the ground platform by detachable connectors; the support rails 21 extend outward under the support of the support beams 22 until they are aligned with the casting tray rails 4 on the centrifugal casting tray 5; the outwardly extended part of the support beams 22 is reinforced to the support legs 25 by H-beam diagonal braces 27; the support crossbeams 23 are equipped with support lugs 24;

[0034] An assembly platform 3 is provided on the support track. The assembly platform 3 includes a frame structure formed by welding H-beams 34 end to end. A platform panel 33 is provided on the upper part of the frame structure. A platform positioning hole 32 is provided in the center of the platform panel 33. Several platform fixing grooves 31 are also provided on the platform panel 33. The platform fixing grooves 31 are located around the platform positioning hole 32. The center of the casting mold is first positioned and fixed on the platform panel 33 through the platform positioning hole 32. Then, the casting mold is fixedly connected to the platform panel 33 through the platform fixing grooves 31 using a clamp.

[0035] The frame structure is further provided with bearing seat assemblies 36 arranged on the H-shaped steel 34 on opposite sides of the frame structure; the bearing seat assemblies 36 comprise two pieces of nearly circular ring type bearing seat clamping structures 6 with symmetrical tails, a fixed shaft shoulder 10 and a bearing seat shoulder 12, the bearing seat clamping structures 6 are fixed on the through holes of the webs of the H-shaped steel 34 by clamping bolts 15; the shaft shoulder 10 and the bearing seat shoulder 12 clamp and fix the roller bearing 11 from the inner and outer sides of the bearing seat clamping structure 6, the roller bearing 11 is provided with an axle 9, the axle 9 is provided with a single rim wheel 7, the shaft end cover 13 of the axle 9 is fixed by an end cover fixing bolt 14, the key 8 slot direction in the single rim wheel 7 is opposite to the large end protrusion direction of the single rim wheel 7; in the embodiment, the web of the H-shaped steel 34 is perforated, and the above clamping structure is clamped and fixed to ensure the strength of the H-shaped steel 34 after the hole is drilled and the shaft is passed through.

[0036] The frame structure is further provided with platform lifting lugs 35.

[0037] Those skilled in the art should understand that the above discussion of any embodiment is only exemplary and is not intended to imply that the scope (including claims) of the embodiments disclosed by the present application is limited to these examples; under the idea of the embodiments of the present application, the technical features of the above embodiments or different embodiments can also be combined, and there are many other changes of different aspects of the embodiments of the present application as described above, and they are not provided in details for the sake of simplicity. Therefore, any omission, modification, equivalent replacement, improvement, etc. made within the spirit and principles of the embodiments of the present application should be included in the protection scope of the embodiments of the present application.

Claims

1. A mould charging device for a vacuum consumable furnace, characterised in that, The ground support is provided with a support rail, which extends outward under the support of a support long beam until it is connected with a casting disc rail on a centrifugal casting disc.

2. A mould charging device for a vacuum consumable furnace according to claim 1, characterised in that, The ground support is fixedly connected to the ground platform through detachable fixing connectors.

3. A mould charging device for a vacuum consumable furnace according to claim 1, characterised in that, The assembling platform comprises a frame structure formed by welding H-shaped steels at the head and tail, and is provided with a platform panel, a platform positioning hole in the center of the platform panel, and a plurality of platform fixing grooves around the platform positioning hole.

4. A mould charging device for a vacuum consumable furnace according to claim 3, characterised in that, The frame structure is further provided with a bearing seat assembly, which is arranged on the H-shaped steels on the opposite sides of the frame structure.

5. A mould charging device for a vacuum consumable furnace according to claim 4, characterised in that, The bearing seat assembly comprises a bearing seat clamping structure, a fixed shaft shoulder and a bearing seat shoulder, the bearing seat clamping structure is clamped and fixed on the through hole of the web of the H-shaped steel, the shaft shoulder and the bearing seat shoulder are clamped and fixed on the roller bearing from the inner and outer sides of the bearing seat clamping structure, the roller bearing is provided with an axle, and the axle is provided with a roller.

6. A mould charging device for a vacuum consumable furnace according to claim 3, characterised in that, The roller is a single rim wheel, and the direction of the key groove in the single rim wheel is opposite to the direction of the large end protrusion of the single rim wheel.

7. A mould charging apparatus for a vacuum consumable furnace as claimed in claim 1, wherein The frame structure is further provided with a platform lifting lug.

8. A mould charging device for a vacuum consumable furnace according to claim 7, characterised in that, The ground support comprises two support long beams arranged in parallel, a plurality of support cross beams are connected between the two support long beams, the support rail is arranged on the support long beam, and a plurality of support legs are arranged on the two support long beams.

9. A mould charging device for a vacuum consumable furnace according to claim 7, characterised in that, The support legs are fixed through channel steels.

10. A mould charging apparatus for a vacuum consumable furnace as claimed in claim 7 wherein, The outwardly extending part of the support long beam is reinforced on the support leg through an H-shaped steel diagonal brace. The support cross beam is provided with a support lifting lug.

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