CN205687986U - A kind of dummy electrode docking clamping position part-structure - Google Patents

Abstract

The utility model discloses a kind of dummy electrode docking clamping position part-structure, it is characterized in that, including a vertically arranged dummy electrode sleeve, dummy electrode sleeve bottom is smaller diameter end cone barrel upwards and coordinates location for watering the taper type of mold upper end with Electrode for remelting, dummy electrode sleeve upper end is that diameter is more than in the column shape of dummy electrode maximum outside diameter and inner chamber and is equipped with an abutment sleeve being vertically arranged, and abutment sleeve inner surface is for coordinating the downward taper type of the smaller diameter end of location with the frustum positioning section on dummy electrode.This utility model has simple in construction, and dummy electrode clamping position centering is convenient and reliable fast, it is possible to realize dummy electrode preheating to improve the advantages such as joint quality.

Description

A kind of dummy electrode docking clamping position part-structure

Technical field

This utility model relates to a kind of metal smelt technology, particularly relates to the vacation used in a kind of consutrode Preparation equipment Electrode docking clamping position part-structure.

Background technology

The resistance heat conduct that metal electroslag furnace (having another name called consutrode Preparation equipment) produces when being and utilize electric current by slag Thermal source carries out a kind of metallurgical equipment of melting, and its structure mainly includes the entirety crystallizer in oven-like, is positioned at crystallizer side Column, column is provided above horizontal cantilever, crystallizer is just being provided with by electrode bar chuck by horizontal cantilever and is extending downwardly into Enter the electrode bar of crystallizer.Wherein electrode bar includes being positioned at the dummy electrode of upper end and being positioned at the Electrode for remelting of lower end, wherein smelts Electrode employing is refined material itself and makes, and progressively melts in consumption is flowed into crystallizer and form steel ingot in smelting process, therefore It is also called consutrode.

The conventional preparation method of the consutrode of electroslag refining furnace is to use the Electrode for remelting poured into a mould and ready vacation Cells's mutual electric welding seam, the more difficult accurate control of concentricity both when its difficulty of this technique is to weld, once the two is same Heart degree inaccuracy, under after consutrode suspension at Gravitative Loads, the gap of its tail end distance crystallizer wall is the most uneven, even Part touches wall, then the position that gap can be made after power transmission the least is beaten electric current at arc, tactile wall and directly conducted along crystallizer wall, consequence It is the crystallizer wall puncturing or melting this position, causes leakage accident.Especially adopt atmosphere protection to seal after structure electrode Concentricity is had higher requirement.It is usually at present when consutrode welds with dummy electrode with the naked eye or uses certain work mould Fixture positions concentricity, and these method positioning precisions are low, and regulation is difficult to, and in operation, consutrode and dummy electrode Often poor because of welding concentricity, it is necessary for cutting down electric welding again, its operation is wasted time and energy, and efficiency is low, seriously restricts production Efficiency.

China's patent ZL201310683642.1 once disclosed the quick of a kind of electroslag refining furnace consutrode and dummy electrode Melting and welding method mutually.The method specifically includes following steps: it is standby that (1) makes dummy electrode；(2) determine that dummy electrode injects ingot mould steel Length below liquid level, carries out labelling；(3) cast consutrode, when molten steel is poured into away from ingot mould suitable for reading 400～200mm, Ingot mould centre suitable for reading inserts the above-mentioned dummy electrode prepared, fine setting dummy electrode and ingot mould concentricity the most straight down, with Time, pourer takes normal feeding to operate；(4) demoulding.Mutual to consutrode and dummy electrode fusion welding is existed by this utility model method Together, faying face is big, and firm welding is tight, does not loosens, and the problem that there is not loose contact；But this mutual fusion welding process uses Manual operation, still has labor intensity big, and safety is low, and efficiency is low, and centering weak effect causes the electrode axiality prepared low Etc. defect, affect subsequent smelting safety and quality.

In order to improve Electrode for remelting axiality, improving electrode quality, applicant devises a kind of consutrode Preparation equipment, Including Electrode for remelting mould, Electrode for remelting mould has the vertically arranged Electrode for remelting casting of uncovered cylindrical shape in upper end Mould, its feature is, also includes that being correspondingly arranged at Electrode for remelting waters the dummy electrode docking facilities above mold, and dummy electrode is to tipping Putting and include clamping position part-structure and insert controlling organization, described clamping position part-structure is used for realizing dummy electrode and clamps also Making it vertically be positioned at Electrode for remelting and water mold upper center, described insertion controlling organization is used for driving dummy electrode to be inserted downwardly into Electrode for remelting waters in mold.

So can complete Electrode for remelting water mold casting after, rely on frame for movement realize to dummy electrode to neutralize vacation Electrode inserts, and production security is more preferable, and production efficiency is more preferably and dummy electrode inserts centering effect more preferably, improves prepared electrode matter Amount.

But wherein, the most how dummy electrode docking clamping position part-structure designs, and just has simple in construction, and dummy electrode presss from both sides Hold the convenient and reliable advantage such as fast of location centering, become the problem having considered solution.

Utility model content

For above-mentioned the deficiencies in the prior art, technical problem to be solved in the utility model is: how to provide a kind of knot Structure is simple, dummy electrode clamping position centering convenient and reliable dummy electrode efficiently docking clamping position part-structure.

In order to solve above-mentioned technical problem, this utility model have employed following technical scheme:

A kind of dummy electrode docking clamping position part-structure, it is characterised in that include a vertically arranged dummy electrode set Cylinder, dummy electrode sleeve bottom is smaller diameter end cone barrel upwards and for watering the taper type of mold upper end with Electrode for remelting Coordinating location, dummy electrode sleeve upper end is that diameter is more than in the column shape of dummy electrode maximum outside diameter and inner chamber and is equipped with one The individual abutment sleeve being vertically arranged, abutment sleeve inner surface be for on dummy electrode frustum positioning section coordinate location little directly The taper type that footpath end is downward.

So, cone barrel and Electrode for remelting by dummy electrode sleeve bottom water the taper type cooperation of mold upper end calmly Position；Abutment sleeve by coordinating in dummy electrode sleeve upper end realizes and the cooperation of dummy electrode, can realize the location of dummy electrode And centering, simple in construction, and location centering is easy to connect reliably.

As optimization, in the cone barrel inner chamber of dummy electrode sleeve bottom, upper end position is provided with electrothermal module.

So, while casting, electrothermal module may be used for watering the vacation of mold to will insert Electrode for remelting straight down Electrode lower end head carries out pre-heating temperature elevation, to avoid when molten steel cast just completes, inserts dummy electrode, because of dummy electrode and molten steel temperature Difference is excessive, causes molten steel splash to be hurted sb.'s feelings or molten steel splash to dummy electrode sleeve and Electrode for remelting waters and solidify, after causing between mold Continue and be difficult to the smooth demoulding, improve safety；The most also can further reduce the temperature difference quality greatly to resmelting electrode joint Impact.

As optimization, described electrothermal module is a few electricity that the cone barrel internal chamber wall around dummy electrode sleeve bottom is arranged Hot wire structure.

So there is simple in construction, the advantage being heated evenly, it is to avoid inequality of being heated causes molten steel splash and impact docking The problem of place's quality.

In sum, this utility model has simple in construction, and dummy electrode clamping position centering is convenient and reliable fast, it is possible to real Now to dummy electrode preheating to improve the advantages such as joint quality.

Accompanying drawing explanation

Fig. 1 is the structural representation of a kind of consutrode Preparation equipment that have employed this utility model structure.

Fig. 2 is the structural representation of the dummy electrode docking facilities that an independent Electrode for remelting waters mold and top thereof in Fig. 1.

Fig. 3 is the sectional view of Fig. 2.

Detailed description of the invention

New to this practicality below in conjunction with a kind of consutrode Preparation equipment that have employed this utility model structure and accompanying drawing thereof Type is described in further detail.

When being embodied as: as Figure 1-3, a kind of consutrode Preparation equipment, including Electrode for remelting mould, Electrode for remelting Mould has the vertically arranged Electrode for remelting of uncovered cylindrical shape in upper end and waters mold 1, also include being correspondingly arranged at smelting electricity The dummy electrode docking facilities above mold 1 is watered in pole, and dummy electrode docking facilities includes clamping position part-structure and inserts control machine Structure, described clamping position part-structure is used for realizing dummy electrode 2 and clamps and make it to be vertically positioned at Electrode for remelting to water mold upper end Middle part, described insertion controlling organization is used for driving dummy electrode to be inserted downwardly into Electrode for remelting and waters in mold.Wherein dummy electrode 2 has Smelting gripping section and the frustum positioning section being positioned at smelting gripping section bottom of superposed middle indent.

So, after this consutrode Preparation equipment can water mold casting completing Electrode for remelting, rely on frame for movement real Now inserting neutralization dummy electrode to dummy electrode, production security is more preferable, and production efficiency is more preferably and dummy electrode inserts centering effect More preferably, improve prepared electrode quality.

Wherein, described Electrode for remelting mould also includes base plate 3, base plate 3 is vertically provided with multiple Electrode for remelting and waters mold 1.So, once can realize multiple Electrode for remelting and water the casting of mold and prepare, improve raw preparation efficiency.

Wherein, described base plate 3 upper surface is provided with bottom pour mold structure, and bottom pour mold structure includes that the bottom pour mold being arranged at base plate interior leads to Road 4, also includes that a upper end being vertically arranged to plate upper surface has the casting access cylinder 5 of casting entrance, and bottom pour mold passage 4 is even Lead to and water between mold 1 in casting access cylinder 5 and each Electrode for remelting.

So, use casting to access cylinder and once cast, multiple Electrode for remelting can be completed by bottom pour mold structure and water mold Casting, is greatly enhanced production efficiency.

Wherein, base plate 3 being provided with one layer of refractory masses, described bottom pour mold passage 4 is arranged in refractory masses.This Sample, after facilitating consutrode preparation, takes off together with refractory masses and then removes refractory masses and freeze solidly on the end Watering the portion of material in passage, the demoulding is i.e. available from power pole.

Wherein, casting accesses cylinder 5 and is arranged in base plate 3 center, and described Electrode for remelting waters mold 1 around being arranged in casting Access cylinder surrounding, and Electrode for remelting waters and leaves casting breach between mold 1.

So, convenient by casting breach realization casting, improve pouring operation and safety.

Wherein, Electrode for remelting waters mold 1 upper-end outer surface is smaller diameter end taper type upwards.So convenient clamping is fixed Bit position structure realizes coordinating location.

Wherein, Electrode for remelting water mold periphery be symmetrically welded be fixed with lifting journal stirrup 6, so facilitate lifting operation.

Wherein, clamping position part-structure includes a vertically arranged dummy electrode sleeve 7, dummy electrode sleeve 7 bottom For smaller diameter end cone barrel upwards and for and Electrode for remelting water the taper type of mold 1 upper end and coordinate location, dummy electrode set Cylinder 7 upper ends are that diameter is more than in the column shape of dummy electrode maximum outside diameter and inner chamber and is equipped with a location being vertically arranged Sleeve 8, abutment sleeve 8 inner surface is for the cone downward with the smaller diameter end of the frustum positioning section cooperation location on dummy electrode 2 Platform shape.

So, cone barrel and Electrode for remelting by dummy electrode sleeve bottom water the taper type cooperation of mold upper end calmly Position；Abutment sleeve by coordinating in dummy electrode sleeve upper end realizes and the cooperation of dummy electrode, can realize the location of dummy electrode And centering, simple in construction, and location centering is easy to connect reliably.

Wherein, in the cone barrel inner chamber of dummy electrode sleeve 7 bottom, upper end position is provided with electrothermal module 9.

So, while casting, electrothermal module may be used for watering the vacation of mold to will insert Electrode for remelting straight down Electrode lower end head carries out pre-heating temperature elevation, to avoid when molten steel cast just completes, inserts dummy electrode, because of dummy electrode and molten steel temperature Difference is excessive, causes molten steel splash to be hurted sb.'s feelings or molten steel splash to dummy electrode sleeve and Electrode for remelting waters and solidify, after causing between mold Continue and be difficult to the smooth demoulding, improve safety；The most also can further reduce the temperature difference quality greatly to resmelting electrode joint Impact.

Wherein, described electrothermal module 9 is a few electric heating that the cone barrel internal chamber wall around dummy electrode sleeve bottom is arranged Silk structure.

So there is simple in construction, the advantage being heated evenly, it is to avoid inequality of being heated causes molten steel splash and impact docking The problem of place's quality.

Wherein, described insertion controlling organization includes the vertical adjusting gear rack being fixedly installed on abutment sleeve outer surface 10, adjusting gear rack 10 can slide up and down to be matched with on dummy electrode sleeve in the regulation breach vertically offered, and inserts and controls Mechanism also includes one and the regulation gear 11 of adjusting gear rack engagement, extends transversely through and be fixedly installed tune at regulation gear 11 axle center Joint rotating shaft 12, regulation rotating shaft 12 is installed in rotation in two the rotating shaft mounting seats 13 being fixed on dummy electrode sleeve outer surface.

So, rely on regulation gear and the cooperation of adjusting gear rack, before Electrode for remelting waters mold casting, regulation dummy electrode to On be positioned at Electrode for remelting and water above mold casting metal line, after casting, then control to adjust dummy electrode and be inserted downwardly into smelting Electrode waters in mold casting metal line, the i.e. available required consutrode of the rear demoulding to be solidified.This insertion controlling organization is used to have Have a simple in construction, easy to adjust fast, reliable and stable, the advantages such as safety is good.

Wherein, regulation rotating shaft 12 one end is provided with regulation handle 14.So, the carrying out of convenient regulation, improve safety Property.

Wherein, between regulation handle 14 and regulation roller end, it is provided with worm type of reduction gearing 15, is used for realizing regulation Self-locking.Use the locking function that carries of worm gear screw speed device, can protection device up-down adjustment time will not catastrophic failure, this device Also maintain certain distance with molten steel during operative, improve operation safety.

Wherein, dummy electrode sleeve outer surface be positioned at regulation breach side be additionally provided with regulation marking line 16.So, more Convenient by observing regulation marking line, it is judged that adjusting position so that regulation is inserted accurately and reliably.

Therefore said apparatus can quickly prepare the consutrode of electroslag refining furnace, smelting electrode is made to melt mutually with dummy electrode Connect, be accurately controlled the concentricity guaranteeing dummy electrode with consutrode, it is to avoid the cut-out not caused with one heart both electricity the most again Weldering, simplifies operating procedure, improves operation safety, its resmelting electrode good concentricity prepared, and faying face is big, is connected firmly tight Close, do not loosen, contact is good.Need dummy electrode and the consutrode welding sequence to the heart when can save follow-up electroslag remelting, Save the equipment such as required electric welding machine and material and corresponding work die clamper, it is not necessary to special messenger's electric welding.There is simple in construction, save into This, the reliable advantage of stable operation.

Claims (3)

1. a dummy electrode docking clamping position part-structure, it is characterised in that include a vertically arranged dummy electrode sleeve, Dummy electrode sleeve bottom is smaller diameter end cone barrel upwards and joins for watering the taper type of mold upper end with Electrode for remelting Closing location, dummy electrode sleeve upper end is that diameter is more than in the column shape of dummy electrode maximum outside diameter and inner chamber and is equipped with one The abutment sleeve being vertically arranged, abutment sleeve inner surface is the minor diameter for coordinating location with the frustum positioning section on dummy electrode Hold downward taper type.

2. dummy electrode docking clamping position part-structure as claimed in claim 1, it is characterised in that dummy electrode sleeve bottom Cone barrel inner chamber in upper end position be provided with electrothermal module.

3. dummy electrode docking clamping position part-structure as claimed in claim 2, it is characterised in that described electrothermal module is ring A few heating wire structures that cone barrel internal chamber wall around dummy electrode sleeve bottom is arranged.