CN101569928B - Sliding mechanism controlling ladle molten steel casting flow rate - Google Patents

Sliding mechanism controlling ladle molten steel casting flow rate Download PDF

Info

Publication number
CN101569928B
CN101569928B CN200910065175XA CN200910065175A CN101569928B CN 101569928 B CN101569928 B CN 101569928B CN 200910065175X A CN200910065175X A CN 200910065175XA CN 200910065175 A CN200910065175 A CN 200910065175A CN 101569928 B CN101569928 B CN 101569928B
Authority
CN
China
Prior art keywords
slide block
pulley
sliding
mainframe
carriage
Prior art date
Application number
CN200910065175XA
Other languages
Chinese (zh)
Other versions
CN101569928A (en
Inventor
游佩玉
吕培中
罗焰
王大军
陈逢宇
牛智旺
乔金贵
Original Assignee
河南省伯马股份有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 河南省伯马股份有限公司 filed Critical 河南省伯马股份有限公司
Priority to CN200910065175XA priority Critical patent/CN101569928B/en
Publication of CN101569928A publication Critical patent/CN101569928A/en
Application granted granted Critical
Publication of CN101569928B publication Critical patent/CN101569928B/en

Links

Abstract

The invention relates to smelting mechanical equipment. A sliding mechanism controlling ladle molten steel casting flow rate comprises a main frame, a slide block and a support, wherein the slide block is matched with and slide-mounted in a slide block frame of the support on the lower end of the main frame; frame bodies on two sides of the splicing surface of the main frame and the support are respectively provided with positioning mechanism which are matched with each other; the main frame, the slide block and the support are connected into a whole through elastic tension elements; two sidesinside the slide block frame of the support are symmetrically provided with two guide rails respectively; a pulley intermediate steel sheet is arranged in the middle of two guide rails on each side; one corresponding end of the guide rails on two sides is provided with a pulley stopper; after the pulley on the other end of the slide block pushed by a pushing rod of an external hydraulic cylinder drops on the position of the pulley stopper, the pulley on the end is just in the pulley intermediate steel sheet. The pin slide board can be changed and operated conveniently, is better matched with the requirement of ladle continuous casting, improves the safety use coefficient and service life of the sliding mechanism, and is beneficial to new technology of steel-making continuous casting.

Description

A kind of sliding mechanism controlling ladle molten steel casting flow rate

One, technical field: the present invention relates to a kind of smelting mechanical equipment, a kind of flow-control slide mechanism of ladle direct casting steel billet control molten steel flow when particularly relating to a kind of pyrolytic semlting.

Two, background technology: in the ladle pouring steel billet process, ladle control molten steel flow mainly adopts manual slide mechanism and hydraulic pressure slide mechanism, because ladle direct casting steel billet is at high temperature to operate, the manual operation slide mechanism only is adapted to the small-sized ladle less than 50t, and production efficiency is low.Ladle direct casting steel billet control molten steel flow greater than 50t mainly uses the hydraulic pressure slide mechanism at present, and the existing hydraulic pressure slide mechanism ubiquity that is used for molten steel flow control designs unreasonable, parts material non-refractory, use the often distortion of later stage mechanism components, exist service life short, defectives such as flow-control inaccuracy, and frictional force height between direct execution unit fixed glides of flow-control and the sliding skateboard, big slit appears between the slide plate that controlling organization is installed, the probability that badly bleeding and bleed-out accident take place appears in the molten steel direct casting process and increase, be unfavorable for safety in production, can not satisfy the needs of existing ladle continuous casting new technology.And, foundry goods processing casting cycle is a continuous production process, needs according to flow-control, usually need to change slide plate, and present sliding mechanism controlling ladle molten steel casting flow rate, slide plate is changed complicated operation, has not only had a strong impact on production efficiency, labor strength is big, and increased the unsafe factor of production process, be unfavorable for ensureing the people's the security of the lives and property.

Three, summary of the invention:

The present invention is directed to the prior art deficiency, needs for better fit ladle continuous casting steel machine, a kind of sliding mechanism controlling ladle molten steel casting flow rate is proposed, it is more convenient to operate that slide plate is changed, improve the safe handling coefficient and the service life of slide mechanism, helped the popularization of steel-making continuous casting new technology.

The technical solution adopted in the present invention:

A kind of sliding mechanism controlling ladle molten steel casting flow rate, comprise the mainframe (1) that is used to install and fix slide plate, be used to install the slide block (2) and the carriage (3) of sliding skateboard, described slide block (2) is by before its both sides, the pulley (26 that install the back, 28) coupling is slidingly mounted under the mainframe (1) in the end breaket (3), slide block (2) front end connects outer liquid cylinder pressure push rod, the corresponding detent mechanism that is provided with mutual coupling on the interface both sides frame body of mainframe (1) and carriage (3), mainframe (1), slide block (2) carriage (3) connects by the elastic tension element, described carriage (3) comprises balladeur train frame (31), be respectively equipped with two guide rails (33 in the inner bilateral symmetry of described balladeur train frame (31), 35), be provided with in the middle of two guide rails of every side and allow that pulley deviates from the space, two side rails (33,35) Dui Ying end is provided with pulley block (32), described to allow that pulley is deviate from being provided with of space and pulley block (32) satisfied: after head sheave (28) is fallen pulley block (32) position after outer liquid cylinder pressure push rod promotes slide block (2) to make slide block, slip front pulley (26) just in time is in allows that pulley deviates from locus place, this moment is under the state that slide block (2) and outer liquid cylinder pressure push rod are thrown off, slide block (2) can be that turning cylinder rotates with head sheave (28) behind the slide block of falling pulley block (32) position, and slide block (2) other end is opened downwards.Purpose is to be convenient for changing refractory materials such as slide gate nozzle, after the replacing, and reset operation again.

Described sliding mechanism controlling ladle molten steel casting flow rate, in balladeur train frame (31), allow in the middle of two guide rails of every side pulley deviate from the locus be provided with slide block after head sheave (28) carry out steel disc (34) in the middle of the spacing pulley.Purpose is that anti-limited slip block rear end pulley (28) advances to and allows that pulley deviates from the locus and deviate from the middle of the guide rail in the ladle pouring operating process, when needs carry out attended operation to slide block, only unloads steel disc in the middle of the lower sheave, can integral body unload sliding block.

Described sliding mechanism controlling ladle molten steel casting flow rate, mainframe (1) comprises bearing (11), the pin-and-hole that the detent mechanism of mainframe (1) and carriage (3) interface setting adopts alignment pin (15) respectively and mates with alignment pin (15), described elastic tension element adopts nickel-base alloy double-helix spring (13), in mainframe (1), alignment pin (15) two side positions are provided with one group respectively on the frame body of carriage (3) interface both sides, every group of double-helix spring (13) is by spring screwing (16), jump ring minipad (12), spring shaft (14), spring alignment pin (17), spring base (18) and check ring (19), spring stop (110) is with mainframe (1), slide block (2) and carriage (3) link together, and the slit between fixed glides and the sliding skateboard is controlled between the 0.01-0.04mm.

Described sliding mechanism controlling ladle molten steel casting flow rate, mainframe (1), carriage (3) and slide block (2) adopt the spheroidal graphite cast-iron material of the special alloy with high-temperature resistant and creep-resistant performance, has high-temperature resistant and creep-resistant, creep-resistant property the best of 1000-1500 ℃; The nickel-base alloy double-helix spring has high temperature resistant, long service life, and temperature is to spring and the little characteristics of shell influence; Other parts are selected A3 steel, 45 as required for use #Materials such as steel, 65Mn steel.

Sliding mechanism controlling ladle molten steel casting flow rate of the present invention, promote slide block by outer liquid cylinder pressure push rod during work, the mouth of a river moved around under the drive sliding skateboard reached, and made fixed glides or dislocation corresponding back and forth with the delivery port aperture in the sliding skateboard, thereby realized controlling the purpose that flows.Steel ladle pouring finishes, spiral unloads down the mouth of a river as required, open slide block, unload sliding skateboard again, take off fixed glides, lay filling pipe end with the wind original text, reinstall filling pipe end, fixed glides and sliding skateboard then, tighten slide block then the replaceable mouth of a river down is installed, just can begin the steel ladle pouring of a new round, control molten steel casting flow.

Useful good effect of the present invention:

1, sliding mechanism controlling ladle molten steel casting flow rate of the present invention is reasonable in design, is convenient for changing refractory materials such as slide gate nozzle, the replacing process is simple, easily operation, can be immediately after the replacing reset operation again, have to utilize and enhance productivity, reduce labor strength; Simultaneously, main consumable part wheel shaft, rail wheel etc. concentrate on the slide block, and slide block can onlinely be changed, and can change slide block when wheel shaft, rail wheel reach useful life or deform immediately, needn't stop bag to handle, and does not influence the turnover of ladle.After outer liquid cylinder pressure push rod promotion slide block one head sheave is fallen pulley block position, connect at cylinder under the situation of bearing pin and the disengagement of push rod open slot, this head sheave also is in the middle steel disc of pulley place, this moment, slide block can be that turning cylinder rotates with the pulley of falling pulley block position, and the slide block other end can be opened downwards.

2, sliding mechanism controlling ladle molten steel casting flow rate of the present invention, tension element adopt the nickel-base alloy double-helix spring and without gas spring or mechanical spring, this is that this cover slide gate mechanism designs distinctive feature.Under normal circumstances can use continuously more than 3000 stoves, rapid operation, save time; Mechanism design itself has been considered the influence of high temperature to the nickel-base alloy double-helix spring, and spring reduces heat affecting to greatest extent away from the high-temperature region simultaneously.The present invention has the fixing compactness that cooperates with sliding unit; the part dimension error is little; under the effect of efficient spring between fixed glides and the sliding skateboard slit be controlled at 0.01-0.04mm, guaranteeing has suitable coefficient of friction between the slide plate, and effectively improves coefficient safe in utilization.

3, sliding mechanism controlling ladle molten steel casting flow rate of the present invention adopts track wheeled between slide block and the slideway, replace sliding friction with rolling friction, and friction greatly reduces, and required oil cylinder pulling force is less; Adopt slide block to carry out the upper and lower mode of opening the door, easy accessibility, resetting is accurate, install, the dismounting slide plate is easy and simple to handle, has reduced the operative employee and has checked not in place to mechanism and the probability of bleed-out takes place, and helps safety in production and energy-saving and cost-reducing.Spring is not with pressure when closing slide block, need not firmly to close the door, after slide block is brought to slideway, compress upper and lower slide plate automatically, thereby eliminated artificial sense datum to greatest extent, pressure between two slide plates is uniform and stable, irregular problem up and down when having eliminated the installation slide plate; The stroke of slide block has been eliminated the automatically rebounding open phenomenon of slide block in the molten steel casting process by the control of travel limits bolt in the molten steel casting process.

Four, description of drawings:

Fig. 1: sliding mechanism controlling ladle molten steel casting flow rate overall structure schematic diagram of the present invention

Fig. 2: sliding mechanism controlling ladle molten steel casting flow rate mainframe schematic diagram of the present invention

Fig. 2-1: sliding mechanism controlling ladle molten steel casting flow rate main frame structure decomposing schematic representation of the present invention

Fig. 3: sliding mechanism controlling ladle molten steel casting flow rate slide block schematic diagram of the present invention

Fig. 3-1: sliding mechanism controlling ladle molten steel casting flow rate slide block outward appearance of the present invention and decomposing schematic representation

Fig. 4: sliding mechanism controlling ladle molten steel casting flow rate carrier structure decomposing schematic representation of the present invention

Five, the specific embodiment:

Embodiment one: referring to Fig. 1, Fig. 2, Fig. 2-1, Fig. 3, Fig. 3-1 and Fig. 4.Sliding mechanism controlling ladle molten steel casting flow rate of the present invention, comprise the mainframe 1 that is used to install and fix slide plate, be used to install the slide block 2 and the carriage 3 of sliding skateboard, slide block 2 couplings are slidingly mounted in the balladeur train frame 31 of 1 time end breaket 3 of mainframe, the corresponding detent mechanism that is provided with mutual coupling on mainframe 1 and carriage 3 interface both sides frame bodies, mainframe 1, slide block 2, carriage 3 connects as one by the elastic tension element, by wheel shaft 22 four pulleys are installed respectively before and after slide block 2 both sides, front end connects bearing pin 25 by cylinder and connects outer liquid cylinder pressure push rod, balladeur train frame 31 inner bilateral symmetry at carriage 3 are respectively equipped with two guide rails 33,35, be provided with the middle steel disc 34 of pulley in the middle of two guide rails of every side, two side rails 33,35 correspondence one end is provided with pulley block 32, slide block 2 and the balladeur train frame 31 of carriage 3 and guide rail wherein, being provided with of middle steel disc 34 of pulley and pulley block 32 is satisfied: after outer liquid cylinder pressure push rod promotion slide block 2 makes slip front trailing wheel 28 fall pulley block 32 positions, slip front pulley 26 just in time is in the middle steel disc of pulley 34 places, connect under the state of bearing pin 25 and the disengagement of push rod open slot this moment at cylinder, slide block 2 can be that turning cylinder rotates with head sheave behind the slide block of falling pulley block 32 positions 28, and slide block 2 other ends are opened downwards.Purpose is to be convenient for changing refractory materials such as slide gate nozzle, after the replacing, and reset operation again.It is more convenient to operate that slide plate is changed, and the safe handling coefficient and the service life of having improved slide mechanism, helps the popularization of steel-making continuous casting new technology.

The effect of steel disc 34 is head sheave behind the slide block 28 to be carried out spacing in the middle of the pulley, and purpose is that anti-limited slip block rear end pulley 28 advances to and allows that pulley deviates from the locus and deviate from the middle of the guide rail in the ladle pouring operating process.When needs carry out attended operation to slide block, only unload the middle steel disc of lower sheave, can integral body unload sliding block.

Among Fig. 3-1, label 23 is that magnet snap ring, 24 is that wheel shaft alignment pin, 27 is magnet.The effect of magnet is in order to adsorb fixed glides, and fixed glides has box hat outward, and after installing, magnet is with its absorption and fixing.

Embodiment two: the present embodiment sliding mechanism controlling ladle molten steel casting flow rate, different with embodiment one is: mainframe 1 comprises bearing 11, the pin-and-hole that the detent mechanism of the interface setting of mainframe 1 and carriage 3 adopts alignment pin 15 respectively and mates with alignment pin 15, described elastic tension element adopts nickel-base alloy double-helix spring 13, at mainframe 1,15 liang of side positions of alignment pin are provided with one group respectively on the carriage 3 interface both sides frame bodies, every group of double-helix spring 13 is by spring screwing 16, jump ring minipad 12, spring shaft 14, spring alignment pin 17, spring base 18 and check ring 19, spring stop 110 is with mainframe 1, slide block 2 and carriage 3 link together, the elastic tension element adopts the nickel-base alloy double-helix spring, and the slit between fixed glides and the sliding skateboard can be controlled between the 0.01-0.04mm.

Sliding mechanism controlling ladle molten steel casting flow rate of the present invention, mainframe 1, carriage 3 and slide block 2 adopt the spheroidal graphite cast-iron material of the special alloy with high-temperature resistant and creep-resistant performance, have high-temperature resistant and creep-resistant, creep-resistant property the best of 1000-1500 ℃; The nickel-base alloy double-helix spring has high temperature resistant, long service life, and temperature is to spring and the little characteristics of shell influence; Under the effect of efficient spring between fixed glides and the sliding skateboard slit be controlled at 0.01-0.04mm, can guarantee has suitable coefficient of friction between the slide plate, and effectively improves coefficient safe in utilization.Tension element adopts the nickel-base alloy double-helix spring, under normal circumstances can use continuously more than 3000 stoves, rapid operation, saves time, and has improved slide mechanism service life.

Embodiment three, embodiment four: referring to Fig. 1, Fig. 2, Fig. 2-1, Fig. 3, Fig. 3-1 and Fig. 4.These two embodiment respectively with embodiment one, what embodiment two was different is: in balladeur train frame 31 inside of carriage 3, do not establish the middle steel disc 34 of pulley in the middle of two guide rails of every side, only reserve and allow that pulley deviates from the space, after head sheave 28 is fallen pulley block 32 positions after outer liquid cylinder pressure push rod promotes slide block 2 to make slide block, slip front pulley 26 just in time is in allows that pulley deviates from locus place, this moment is under the state that slide block 2 and outer liquid cylinder pressure push rod are thrown off, slide block 2 can be that turning cylinder rotates with head sheave behind the slide block of falling pulley block 32 positions 28, and slide block 2 other ends are opened downwards.

Claims (3)

1. sliding mechanism controlling ladle molten steel casting flow rate, comprise the mainframe (1) that is used to install and fix slide plate, be used to install the slide block (2) and the carriage (3) of sliding skateboard, described slide block (2) is by before its both sides, the pulley (26 that install the back, 28) coupling is slidingly mounted under the mainframe (1) in the end breaket (3), slide block (2) front end connects outer liquid cylinder pressure push rod, mainframe (1), carriage (3) and slide block (2) adopt the spheroidal graphite cast-iron material with high-temperature resistant and creep-resistant performance, the corresponding detent mechanism that is provided with mutual coupling on the interface both sides frame body of mainframe (1) and carriage (3), mainframe (1), slide block (2) carriage (3) connects by elastic tension element nickel-base alloy double-helix spring (13), slit between fixed glides and the sliding skateboard is controlled between the 0.01-0.04mm, it is characterized in that: described carriage (3) comprises balladeur train frame (31), be respectively equipped with two guide rails (33 in the inner bilateral symmetry of described balladeur train frame (31), 35), be provided with in the middle of two guide rails of every side and allow that pulley deviates from the space, two side rails (33,35) Dui Ying end is provided with pulley block (32), described to allow that pulley is deviate from being provided with of space and pulley block (32) satisfied: after head sheave (28) is fallen pulley block (32) position after outer liquid cylinder pressure push rod promotes slide block (2) to make slide block, slip front pulley (26) just in time is in allows that pulley deviates from locus place, this moment is under the state that slide block (2) and outer liquid cylinder pressure push rod are thrown off, slide block (2) can be that turning cylinder rotates with head sheave (28) behind the slide block of falling pulley block (32) position, and slide block (2) other end is opened downwards.
2. sliding mechanism controlling ladle molten steel casting flow rate according to claim 1 is characterized in that: in balladeur train frame (31), allow in the middle of two guide rails of every side pulley deviate from the locus be provided with slide block after head sheave (28) carry out steel disc (34) in the middle of the spacing pulley.
3. sliding mechanism controlling ladle molten steel casting flow rate according to claim 1 and 2, it is characterized in that: the pin-and-hole that the detent mechanism of described mutual coupling adopts alignment pin (15) respectively and mates with alignment pin (15), in mainframe (1), alignment pin (15) two side positions are provided with one group of nickel-base alloy double-helix spring respectively on the frame body of carriage (3) interface both sides, and every group of double-helix spring (13) is by spring screwing (16), jump ring minipad (12), spring shaft (14), spring alignment pin (17), spring base (18) and check ring (19), spring stop (110) is with mainframe (1), slide block (2) and carriage (3) link together.
CN200910065175XA 2009-06-11 2009-06-11 Sliding mechanism controlling ladle molten steel casting flow rate CN101569928B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN200910065175XA CN101569928B (en) 2009-06-11 2009-06-11 Sliding mechanism controlling ladle molten steel casting flow rate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN200910065175XA CN101569928B (en) 2009-06-11 2009-06-11 Sliding mechanism controlling ladle molten steel casting flow rate

Publications (2)

Publication Number Publication Date
CN101569928A CN101569928A (en) 2009-11-04
CN101569928B true CN101569928B (en) 2011-05-11

Family

ID=41229484

Family Applications (1)

Application Number Title Priority Date Filing Date
CN200910065175XA CN101569928B (en) 2009-06-11 2009-06-11 Sliding mechanism controlling ladle molten steel casting flow rate

Country Status (1)

Country Link
CN (1) CN101569928B (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2494718Y (en) * 2001-08-23 2002-06-12 宜兴市耐火材料厂 Improved roller sliding ladle mechanism
CN1160168C (en) * 1998-07-26 2004-08-04 斯托品克股份公司 Slide gate for container contg. molten metal
CN2690078Y (en) * 2004-04-06 2005-04-06 卫辉熔金耐火材料有限责任公司 Hand sliding water gap mechanism
CN101189087A (en) * 2006-10-26 2008-05-28 刘悦钦 A slide gate for a molten-steel vessel

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1160168C (en) * 1998-07-26 2004-08-04 斯托品克股份公司 Slide gate for container contg. molten metal
CN2494718Y (en) * 2001-08-23 2002-06-12 宜兴市耐火材料厂 Improved roller sliding ladle mechanism
CN2690078Y (en) * 2004-04-06 2005-04-06 卫辉熔金耐火材料有限责任公司 Hand sliding water gap mechanism
CN101189087A (en) * 2006-10-26 2008-05-28 刘悦钦 A slide gate for a molten-steel vessel

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
JP特开2003-200256A 2003.07.15

Also Published As

Publication number Publication date
CN101569928A (en) 2009-11-04

Similar Documents

Publication Publication Date Title
CA1057930A (en) Pouring tube changing arrangement
CN101139640A (en) Revolving furnace tap hole sliding gate slag-fending valve apparatus
WO2013185520A1 (en) Segmented inverting cover plate apparatus for underfloor vehicle lifting jack
CN201344730Y (en) Four-bar linkage transmission furnace door
CN104117660A (en) Cover covering and uncovering device of hydraulic high-temperature melt container
CN205731356U (en) A kind of copper metallurgy Copper Ores quick crashing device
CN201244665Y (en) Core box shifting trolley
CN203454784U (en) Furnace door opening mechanism of trolley furnace
CN105063275B (en) High-strength converter tapping slag stopping mechanism capable of improving operating efficiency and processing technology thereof
CN105947613A (en) Automatic turnover machine
CN109051716A (en) A kind of automobile bearing rolling element feeding device
CN201799603U (en) Transmission device of steel ladle tilting machine
CN201046973Y (en) Revolving furnace tap hole sliding gate valve apparatus
CN205165855U (en) Pnematic pressurization ladle slide gate mechanism
CN108274490A (en) A kind of sucking disc type mechanical hand with anti-drop function
CN201201845Y (en) Strut apparatus for elevating plate
CN102032785B (en) Sealing device for trolley of sintering circular cooler
CN202562288U (en) Annular discharge transport system of calcium carbide furnace
CN203185349U (en) Inspection shaft type furnace lid opening and closing mechanical arm for smoke guiding vehicle
CN201880888U (en) Concentrated underdrive tension leveler with heat preservation device
CN201834952U (en) External roller changing device of roller hearth type steel plate heat treatment furnace
CN103949626A (en) Split molten iron tank cover device and opening-losing method thereof
CN201873435U (en) Pipe die clamp for crane
CN102679733B (en) Novel high-temperature resistance heated furnace
CN202479488U (en) Molten iron heat insulation vehicle

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110511

Termination date: 20170611