CN207811836U - Electroslag furnace under protective Ar gas stove automatic slag material device - Google Patents
Electroslag furnace under protective Ar gas stove automatic slag material device Download PDFInfo
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- CN207811836U CN207811836U CN201820172603.3U CN201820172603U CN207811836U CN 207811836 U CN207811836 U CN 207811836U CN 201820172603 U CN201820172603 U CN 201820172603U CN 207811836 U CN207811836 U CN 207811836U
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- feed bin
- electroslag furnace
- gas stove
- under protective
- furnace under
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The utility model is related to electroslag furnace under protective Ar gas stove automatic slag material devices.Mainly solution hand stock labor intensity is big, and efficiency is low, endangers the technical problems such as health of human body.The technical solution of the utility model：Electroslag furnace under protective Ar gas stove automatic slag material device, including feed bin, screw conveyor, feed bin encloses frame, cart, the feed bin upper end sets charge door, feed bin lower end is equipped with discharge port, charge door is equipped with feed bin cover board, feed bin side is provided with discharge port, feed bin surrounding is enclosed frame with feed bin and is fixed, feed bin lower end discharge port connects screw conveyor, the screw conveyor is feed opening close to electroslag furnace under protective Ar gas stove side, and install skewed slot additional, the skewed slot is connect with electroslag furnace under protective Ar gas stove by quick coupling, the screw conveyor other side is equipped with speed reducer driving motor group, speed reducer driving motor group connects PLC controller, the feed bin encloses frame and is bolted on cart, the cart bottom is installed by universal wheel.
Description
Technical field
The utility model is related to a kind of electroslag furnace under protective Ar gas stoves, and in particular to electroslag furnace under protective Ar gas stove automatic slag material fills
It sets.
Background technology
In recent years, with the fast development of science and technology and national economy, the quality proposition of steel is got in each field
Carry out higher requirement, the use of electroslag remelting technique overcomes the problem of conventional cast aspect crystalline quality difference, that is, substantially eliminates
The defects of segregation, loose, shrinkage cavity, therefore stringent product is required for crystalline quality, still using the production of electroslag metallurgy method
It is the selection of wisdom, while being continuously increased to Electro Slag Remelting Steel demand, the quality to Electro Slag Remelting Steel is it is also proposed that is be increasingly stringenter wants
Ask, market competition is also more and more fierce, novel protective atmosphere electroslag furnace-airproof protective atmosphere electroslag furnace meet the tendency of and
It is raw.
Protective atmosphere electroslag furnace uses airproof inert gas shielding cover, in the inert gas pressure of 0.2~10MPa
It tries hard to keep under shield, has both prevented Electro Slag Remelting Steel hydrogenation in reflow process, also prevent the oxidation of air pair and metal electrode and slag bath, make
Hydrogen, oxygen, nitrogen in Electro Slag Remelting Steel is not higher than the original amount in electrode blank.Oxidizable melting loss of elements is seldom in reflow process, than
Scaling loss amount such as titanium is very little, and the scaling loss amount of general EAR stove titanium is up to 30%~50%.In addition, ESR ingot is chemical end to end
The uniformity of ingredient is also significantly better than the ESR ingot of general EAR stove production, including remelting contains aluminium, titanium steel, the head of ESR ingot
The chemical compositions deviation such as tail aluminium, titanium is minimum.
Slag charge has a very important role in esr process, is simply summarised as：（1）The effect of fever；（2）
Refining acts on；（3）Molding acts on；（4）Insulating effect；（5）Conductive force；These act on the matter for making slag charge to electroslag product
Amount, technical-economic index and the direct motion of operation and safety effects are very big.
Currently, electroslag furnace is general using manually plus by the way of slag charge, an electroslag furnace has to set up an equipment
And a people is responsible for specially, according to institute's steelmaking kind, electrode blank size come manual weighing's slag charge, then by weighted slag charge
It is dispensed, then at interval of 5 minutes plus a slag charge.Four electroslag furnace productions want four personal responsibilities manually to add at full capacity, work
People's labor intensity is big, high labor cost.Due to having CaF in electroslag material2Presence, from smelt start to finish, be responsible for specially plus
The personnel of material can be exposed to for a long time in fluorination substance environment, and fluoride has human body bigger harm, gets off year in year out just
It can cause occupational disease.
Invention content
The purpose of this utility model is to provide electroslag furnace under protective Ar gas stove according in place of above-mentioned the deficiencies in the prior art and add automatically
Slag charge device, the device mainly solve following technical problems：1. providing a kind of reduction cost of labor, ensureing safety of workers；2. can
According to manufacturing technique requirent realization segmentation, full-automatic family's slag charge of component；3. may insure to add slag and smelt all in protection gas
Under atmosphere state.
The technical solution of the utility model：Electroslag furnace under protective Ar gas stove automatic slag material device, including feed bin, helical feed
Machine, feed bin enclose frame, cart, and the feed bin upper end sets charge door, and feed bin lower end is equipped with discharge port, and charge door is equipped with feed bin cover board,
Feed bin side is provided with discharge port, and feed bin surrounding is enclosed frame with feed bin and fixed, and feed bin lower end discharge port connects screw conveyor, the spiral shell
It is feed opening to revolve conveyer close to electroslag furnace under protective Ar gas stove side, and installs skewed slot additional, and the skewed slot is logical with electroslag furnace under protective Ar gas stove
Quick coupling connection is crossed, the screw conveyor other side is equipped with speed reducer driving motor group, and speed reducer driving motor group connects PLC
Controller, the feed bin enclose frame and are bolted on cart, and universal wheel is installed in the cart bottom.
The feed bin upper surface is with feed bin cover board contact surface added with rubber sheet gasket, feed bin lower end discharge port and screw conveyor
Junction is equipped with sealing ring.
The positive upper surface of feed opening of the screw conveyor adds gas access.
The utility model has the beneficial effects that：
（1）Electroslag furnace under protective Ar gas stove automatic slag material device is furnished with speed reducer driving motor group and PLC controller, only needs to control
One people of room processed can complete that slag process is entirely added to operate, and shown in control room control interface plus the opening and closing of slag device are pressed
Button, at the same it is smart equipped with adding slag time plus the technological parameters such as the quantity of slag plus slag speed that can be realized according to smelting steel grade, electrode size
Refinement operation preferably improves product quality；
（2）Electroslag furnace under protective Ar gas stove automatic slag material device is furnished with universal wheel, in the limited space in production scene, is producing
Come out of the stove and removed in charging process plus slag charge device, after charging again will plus slag charge device push fixed position to, it is convenient
Onsite application；
（3）The present apparatus is provided with discharge port in feed bin side and screw conveyor is equipped with gas access, breaks down in equipment
When material in feed bin can directly be released from discharge port, while the material in screw conveyor can pass through the positive upside in outlet
Gas access be blown into slag charge in gas outlet pipe road, be convenient for on-site maintenance and repair；
（4）Feed bin is equipped with rubber sheet gasket with feed bin cover board, and sealing ring is equipped in feed bin and helical feed interband, it is ensured that
During adding slag charge, melting furnace body is in slag adding machine in protective atmosphere state.
Description of the drawings
Fig. 1 is the utility model using state structure diagram.
Fig. 2 is the right view of Fig. 1.
In figure：1- feed bins cover board, 2- feed bins, 3- screw conveyors, 4- feed bins enclose frame, 5- speed reducer driving motors group, 6-
Cart, 7- universal wheels, 8-PLC controllers, the gas accesses 9-, 10- feed openings, 11- skewed slots, 12- quick couplings, 13- rubber pads
Piece, 14- sealing rings, 15- bolts, 16- discharge ports, 17- electroslag furnace under protective Ar gas stoves.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, a part of the embodiment of the described only the utility model of the present embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig.1,2, electroslag furnace under protective Ar gas stove automatic slag material device, including feed bin 2, screw conveyor 3, feed bin enclose frame
4, cart 5,2 upper end of the feed bin set charge door, and lower end is equipped with discharge port, and charge door is equipped with feed bin cover board 1, and feed bin side is provided with
Discharge port 16, feed bin surrounding are enclosed frame 4 with feed bin and are fixed, and feed bin lower end discharge port connects screw conveyor 3, the screw conveyor
It is feed opening 10 close to electroslag furnace under protective Ar gas stove side, and installs skewed slot 11 additional, the skewed slot 11 is logical with electroslag furnace under protective Ar gas stove 17
The connection of quick coupling 12 is crossed, the screw conveyor other side is equipped with speed reducer driving motor group 5, and speed reducer driving motor group 5 connects
Connect PLC controller 8（Siemens S7-300 series）, the feed bin encloses frame 4 and is fixed on cart 6 by bolt 15, the cart 6
Bottom is installed by universal wheel 7.The feed bin upper surface and feed bin cover board contact surface added with rubber sheet gasket 13, feed bin lower end discharge port with
Screw conveyor junction is equipped with sealing ring 14.
When electroslag furnace under protective Ar gas stove is made steel, run-on tab and protection board are positioned over bottom water case center, bolt, which is fixed, to be connected
Crystallizer and bottom water case are connect, driving slings crystallizer and is moved to melting station with bottom water case, moves along guide rail and slowly decline, keep away
Four stove legs for exempting to collide surrounding, are packed into electrode, decline material bar and electrode pneumatic pinch, install transition cover and with protective atmosphere cover
It is tightly connected, slag charge device will be added to move to site requirement position at this time, add the quick coupling 12 of slag charge to connecting protective atmosphere electricity
Slag hearth 17 determines the quantity of slag according to smelting steel grade and electrode weight situation, specific as shown in table 1, and the slag charge after baking is packed into material
Storehouse 2 covers feed bin cover board 1, at this time to protective atmosphere gas is filled in atmosphere cover, after live water flowing is powered, starts electroslag furnace, adds
Slag technique is automatically performed according to 2 technique list of table plus slag process.
Table 1：Smelt steel grade, electrode weight and quantity of slag information
| Steel grade | Electrode weight | Add the quantity of slag |
| H13 | 5t | 180kg |
The smelting starting the arc stage of table 2 adds slag frequency and duration of heat technique list
| Time/min | 2 | 5 | 8 | 20 | 15 | 15 | 10 |
| Add slag frequency/Hz | 0 | 11 | 0 | 14 | 18 | 18 | 18 |
After the completion of smelting, observation spindle any surface finish of coming out of the stove, spindle tail portion illustrates according to setting plus slag without slag inclusion scene
Technique list, slugging work well, and spindle product quality is up to standard.
Claims (3)
1. electroslag furnace under protective Ar gas stove automatic slag material device, which is characterized in that enclose frame including feed bin, screw conveyor, feed bin, push away
Vehicle, the feed bin upper end set charge door, and feed bin lower end is equipped with discharge port, and charge door is equipped with feed bin cover board, and feed bin side, which is provided with, unloads
Material mouth, feed bin surrounding are enclosed frame with feed bin and are fixed, and feed bin lower end discharge port connects screw conveyor, and the screw conveyor is close to guarantor
It is feed opening to protect atmosphere electroslag furnace side, and installs skewed slot additional, and the skewed slot is connect with electroslag furnace under protective Ar gas stove by quick coupling,
The screw conveyor other side is equipped with speed reducer driving motor group, and speed reducer driving motor group connects PLC controller, the feed bin
It encloses frame to be bolted on cart, universal wheel is installed in the cart bottom.
2. electroslag furnace under protective Ar gas stove automatic slag material device according to claim 1, which is characterized in that the feed bin upper end
With feed bin cover board contact surface added with rubber sheet gasket, feed bin lower end discharge port is equipped with sealing ring with screw conveyor junction in face.
3. electroslag furnace under protective Ar gas stove automatic slag material device according to claim 1, which is characterized in that the helical feed
The positive upper surface of feed opening of machine adds gas access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172603.3U CN207811836U (en) | 2018-02-01 | 2018-02-01 | Electroslag furnace under protective Ar gas stove automatic slag material device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820172603.3U CN207811836U (en) | 2018-02-01 | 2018-02-01 | Electroslag furnace under protective Ar gas stove automatic slag material device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207811836U true CN207811836U (en) | 2018-09-04 |
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ID=63322803
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820172603.3U Active CN207811836U (en) | 2018-02-01 | 2018-02-01 | Electroslag furnace under protective Ar gas stove automatic slag material device |
Country Status (1)
| Country | Link |
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| CN (1) | CN207811836U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385537A (en) * | 2018-11-30 | 2019-02-26 | 大冶特殊钢股份有限公司 | Electroslag furnace under protective Ar gas furnace charge bar and collector ring deashing blow device and electroslag furnace |
| CN113862488A (en) * | 2021-09-07 | 2021-12-31 | 上海鑫蓝海自动化科技有限公司 | Full-automatic slag adding device of electroslag remelting furnace |
-
2018
- 2018-02-01 CN CN201820172603.3U patent/CN207811836U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109385537A (en) * | 2018-11-30 | 2019-02-26 | 大冶特殊钢股份有限公司 | Electroslag furnace under protective Ar gas furnace charge bar and collector ring deashing blow device and electroslag furnace |
| CN109385537B (en) * | 2018-11-30 | 2024-02-20 | 大冶特殊钢有限公司 | Protective atmosphere electroslag furnace burden rod and collecting ring ash cleaning and blowing device and electroslag furnace |
| CN113862488A (en) * | 2021-09-07 | 2021-12-31 | 上海鑫蓝海自动化科技有限公司 | Full-automatic slag adding device of electroslag remelting furnace |
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