CN206169219U - Merogenesis roller device for billet casting - Google Patents
Merogenesis roller device for billet casting Download PDFInfo
- Publication number
- CN206169219U CN206169219U CN201621198702.6U CN201621198702U CN206169219U CN 206169219 U CN206169219 U CN 206169219U CN 201621198702 U CN201621198702 U CN 201621198702U CN 206169219 U CN206169219 U CN 206169219U
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- ring
- core axle
- resilient bearing
- roller
- positioning core
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Abstract
The utility model provides a merogenesis roller device for billet casting, merogenesis roller about the first section of the fan -shaped section of mainly used continuous casting. Go up a merogenesis roller positioning core axle left and right both ends spindle nose and fix a position with the cooperation of last positioning seat circular arc respectively, go up the positioning seat and compress tightly one or two rachis head of positioning core axle with the gland, down two left and right both ends spindle noses of merogenesis roller positioning core axle respectively with the circular arc cooperation location of positioning seat down, two left and right axle heads of positioning core axle are respectively with cardboard, bolt no. 2, two restriction two axial displacement of positioning core axle of spring washer and radial rotation, the left and right both sides of upper and lower positioning core axle are connected with the roller shell through elastomeric bearing respectively, have lubricating oil and cooling water course in the positioning core axle. The utility model discloses built -in cooling water route and lubricated oil circuit, simple to operate is swift, and the merogenesis roller is high temperature resistant, endurance and wear resistance are strong, can reduce maintenance duration.
Description
Technical field
This utility model is related to precise machine machining field, specifically a kind of billet continuous casting merogenesis roller arrangement.
Background technology
Continuous casting installation for casting is one of important technological equipment of steel industry, and its equipment Strengthening and Toughening and long lifetime are extremely important.
Continuous casting installation for casting is by the casting equipments such as middle steel ladle, submersed nozzle, crystallizer, the supporting roller channel of solidifying strand and strand cut-out
Equipment etc. is constituted, wherein, supporting roller channel by multiple roller groups into the unit of segmentation roller-way constitute, and keeped in repair by unit.
Count according to the downtime time for pressing device class for many years, be segmented the bearing of roller-way, the downtime of roller than occupying
First place, accounts for 50%, therefore it is most important to improve the obdurability and reliability of segmentation roller-way.In addition, segmentation roller-way is by roller, axle
Hold and the part such as backing plate composition, bearing life and roller cracking are the primary factors for causing equipment to stop work, therefore its service life
It is long and short be decision device maintenance rate key point.
But the bearing of continuous casting installation for casting segmentation roller-way typically adopts self-aligning roller bearing, home roll is without cooling in solid roll, roller
Water route, scene temperature is high, and internal-external temperature difference is big, and the impurity such as oxidation of iron powder skin is more, can cause stuck bearing, sintering, metamerism roller not
The phenomenons such as operating, affect surface quality of continuously cast slab.
The content of the invention
To overcome the deficiencies in the prior art, goal of the invention of the present utility model is to provide a kind of billet continuous casting metamerism roller
Device, to improve square billet lumber recovery.
For achieving the above object, the left and right two ends spindle nose of the positioning core axle one of metamerism roller is distinguished on this utility model
The circular arc of gland, upper positioning seat with left and right two ends coordinates positioning, upper positioning seat and the pressure cover bolt one, spiral shell at left and right two ends
Female, spring washer one compresses the two ends spindle nose of positioning core axle one；The arranged on left and right sides of positioning core axle one respectively by resilient bearing with
Roller set connection；Lubricating oil is entered from the left side fuel feed hole one of positioning core axle one, by resilient bearing, is cooled to, is lubricated, band
Impurity is walked, is sprayed from the outer back-up ring end face oil outlet one of the resilient bearing in left side, lubricating oil enters from the right side of positioning core axle one
Oilhole two is entered, and by the resilient bearing on right side, is cooled to, lubricates, is taken away impurity, from the outer back-up ring of the resilient bearing on right side
End face oil outlet two sprays；Cooling water is entered after roller set interior circulation from left side inlet opening, is flowed out from right side apopore, is taken away
Roller covers internal heat；
The left and right two ends spindle nose of the positioning core axle two of lower metamerism roller is matched somebody with somebody respectively with the circular arc of the lower positioning seat at left and right two ends
Positioning is closed, the left and right shaft end of positioning core axle two limits respectively the axial direction of positioning core axle two with clamp, bolt two, spring washer two
Mobile and radial rotary；The arranged on left and right sides of positioning core axle two is connected respectively by resilient bearing with roller set；Lubricating oil is from locating core
The left side fuel feed hole one of axle two is entered, and by resilient bearing, is cooled to, lubricates, is taken away impurity, from the resilient bearing in left side
Outer back-up ring end face oil outlet one spray, lubricating oil is entered from the right side fuel feed hole two of positioning core axle two, by the bullet on right side
Property bearing, is cooled to, lubricates, taking away impurity, sprays from the outer back-up ring end face oil outlet two of the resilient bearing on right side；Cooling water
Enter after roller set interior circulation from left side inlet opening, flow out from right side apopore, take away roller set internal heat；
The upper positioning seat is positioned with the middle part of lower positioning seat by key one, and upper positioning seat is connected with lower positioning seat with bolt
Connect；Lower positioning seat is fixed together with fan-shaped section pedestal bolt three, key two positioning；
It is high temperature square billet between the roller set of the upper metamerism roller and the roller set of lower metamerism roller.
The inner ring interference fit of the positioning core axle one and resilient bearing, outer ring and the roller of resilient bearing cover interference fit,
With being used to carry the cages for needle of radial load in resilient bearing, the both sides of resilient bearing are carried for limiting needle roller holding
Back-up ring one, the back-up ring two of frame axial movement；One end of back-up ring two is provided with for preventing cooling water from entering resilient bearing internal cavity
Sealing ring, hole back-up ring one, the back-up ring three for protecting sealing ring are sequentially provided between back-up ring two and sealing ring；Back-up ring one
Side is provided with for preventing foreign matter from entering the outer back-up ring inside resilient bearing, and hole gear is provided between outer back-up ring and back-up ring one
Circle two, outer back-up ring is provided with multi-disc diaphragm seal, the cylindrical and roller set of multi-disc diaphragm seal by shaft block ring axial restraint in outer back-up ring
Interference fit；
The inner ring interference fit of the positioning core axle two and resilient bearing, outer ring and the roller of resilient bearing cover interference fit,
With being used to carry the cages for needle of radial load in resilient bearing, the both sides of resilient bearing are carried for limiting needle roller holding
Back-up ring one, the back-up ring two of frame axial movement；One end of back-up ring two is provided with for preventing cooling water from entering resilient bearing internal cavity
Sealing ring, hole back-up ring one, the back-up ring three for protecting sealing ring are sequentially provided between back-up ring two and sealing ring；Back-up ring one
Side is provided with for preventing foreign matter from entering the outer back-up ring inside resilient bearing, and hole gear is provided between outer back-up ring and back-up ring one
Circle two, outer back-up ring is provided with multi-disc diaphragm seal, the cylindrical and roller set of multi-disc diaphragm seal by shaft block ring axial restraint in outer back-up ring
Interference fit.
The outer round surface of the roller set is to be formed using high temperature resistant, corrosion resistant unoxidizable alloy steel automatical hidden arc overlay welding, heap
Layer includes three layers, and bottom is transition zone, and centre is working lining, and surface layer is hardened layer；Must preheat before weldering, postwelding must be carried out
Post-curing and destressing are processed, and are heated the material to uniform temperature and are incubated a period of time, make the residual stress of material internal
Relaxed, its hardfacing alloy element is fully fused Jing after post-curing, the hardness for covering roller is uniform, reaches use requirement.
The positioning core axle one and positioning core axle two are using modifier treatment and surface hardening；Upper positioning seat, lower positioning seat, pressure
Lid adopts oxidation processes.
This utility model compared with prior art, built-in cooling water channel and lubricant passage way, quick and easy for installation, metamerism roller is resistance to
High temperature, endurance and anti-wear performance are strong, it is possible to reduce maintenance time, extend metamerism roller usage cycles and life-span, reduce operator
Member's labor intensity, reduces production cost.
Description of the drawings
Fig. 1 is structure diagram of the present utility model.
Fig. 2 is the side view of Fig. 1.
Fig. 3 is the structure diagram of the resilient bearing of Fig. 1.
Fig. 4 is billet continuous casting line sketch.
Specific embodiment
As shown in Figure 1, Figure 2, Figure 3 shows, this utility model is mainly used in the upper and lower metamerism roller of continuous casting segment first paragraph.Upper merogenesis
The left and right two ends spindle nose of the positioning core axle 1 of roller gland 11 respectively with left and right two ends, the circular arc R 1 of upper positioning seat 15 coordinate
Positioning, upper positioning seat 15 and the bolt 1 of gland 11, nut 13, the spring washer 1 at left and right two ends compress positioning core axle
One 7 two ends spindle nose；The arranged on left and right sides of positioning core axle 1 is connected respectively by resilient bearing 5 with roller set 6；With certain pressure
Lubricating oil enter from the left side fuel feed hole 1 of positioning core axle 1, by resilient bearing 5, be cooled to, lubricate, take away
Impurity, sprays from the 2 end face oil outlet of outer back-up ring 1 of the resilient bearing 5 in left side, and lubricating oil is from the right side of positioning core axle 1
Fuel feed hole 2 29 is entered, and by the resilient bearing 5 on right side, is cooled to, lubricates, is taken away impurity, from the resilient bearing 5 on right side
2 end face oil outlet of outer back-up ring 2 30 sprays；Cooling water enters roller and covers after 6 interior circulations from left side inlet opening 39, goes out from right side
Water hole 40 is flowed out, and is taken away roller and is covered 6 internal heats, so as to reach cooling purpose.The positioning core axle 1 is interior with resilient bearing 5
23 interference fit are enclosed, outer ring 22 and the roller of resilient bearing 5 cover and carry in 6 interference fit, resilient bearing 5 special cages for needle
24, for carrying the radial load of resilient bearing 5, the both sides of resilient bearing 5 carry back-up ring 1, back-up ring 2 25, for limiting
Cages for needle 24 is moved axially；One end of back-up ring 2 25 is provided with sealing ring 10, for preventing cooling water from entering in resilient bearing 5
Portion's cavity, is sequentially provided with hole back-up ring 1, the back-up ring 39 for protecting sealing ring 10 between back-up ring 2 25 and sealing ring 10；Gear
The side for enclosing 1 is provided with for preventing foreign matter from entering the outer back-up ring 2 inside resilient bearing 5, outer back-up ring 2 and back-up ring 1
Between be provided with hole back-up ring 24, outer back-up ring 2 is more by being provided with multi-disc diaphragm seal 3 in the axial restraint of shaft block ring 1, outer back-up ring 2
The cylindrical and roller of piece diaphragm seal 3 covers 6 interference fit, and endoporus coordinates with the gap of outer back-up ring 2, and multi-disc diaphragm seal 3 can prevent outside ferrum
Powder, oxide skin etc. are entered inside resilient bearing 5, and multi-disc diaphragm seal 3 can reach dust-proof effect by labyrinth sealing, while elastic
The inside and outside circle of bearing 5 is square alloy spring steel Jing special thermal treatments, and can compare in operation worm gear, worm-screw conveyors, energy
Make to be transplanted on outside into the exotic inside resilient bearing 5, therefore it is durable in use, and to dirt, iron filings, water and the ferrum for dropping
Powder is little with the impact of the weak acid that water is formed.
Lower metamerism roller is identical with upper merogenesis roll structure, and simply positioning core axle 2 26 is lengthened, the positioning core axle two of lower metamerism roller
26 left and right two ends spindle nose coordinates positioning with the circular arc R 1 of the lower positioning seat 16 at left and right two ends respectively, positioning core axle 2 26
Left and right shaft end limits the axial movement of positioning core axle 2 26 and radially revolves with clamp 19, bolt 2 17, spring washer 2 18 respectively
Turn；The arranged on left and right sides of positioning core axle 2 26 is connected respectively by resilient bearing 5 with roller set 6；Lubricating oil with certain pressure from
The left side fuel feed hole 1 of positioning core axle 2 26 is entered, and by resilient bearing 5, is cooled to, lubricates, is taken away impurity, from a left side
The 2 end face oil outlet of outer back-up ring 1 of the resilient bearing 5 of side sprays, right side fuel feed hole two of the lubricating oil from positioning core axle 2 26
29 enter, and by the resilient bearing 5 on right side, are cooled to, lubricate, take away impurity, from the outer back-up ring 2 of the resilient bearing 5 on right side
End face oil outlet 2 30 sprays；Cooling water enters roller and covers after 6 interior circulations from left side inlet opening 39, flows from right side apopore 40
Go out, take away roller and cover 6 internal heats, so as to reach cooling purpose.The interference of inner ring 23 of the positioning core axle 2 26 and resilient bearing 5
Coordinate, outer ring 22 and the roller of resilient bearing 5 cover and carry in 6 interference fit, resilient bearing 5 special cages for needle 24, for holding
The radial load of resilient bearing 5 is carried, the both sides of resilient bearing 5 carry back-up ring 1, back-up ring 2 25, for limiting cages for needle
24 axial movements；One end of back-up ring 2 25 is provided with sealing ring 10, for preventing cooling water from entering the internal cavity of resilient bearing 5, gear
Enclose and hole back-up ring 1, the back-up ring 39 for protecting sealing ring 10 are sequentially provided between 2 25 and sealing ring 10；Back-up ring 1
Side is provided with for preventing foreign matter from entering the outer back-up ring 2 inside resilient bearing 5, is provided between outer back-up ring 2 and back-up ring 1
Hole back-up ring 24, outer back-up ring 2 in the axial restraint of shaft block ring 1, outer back-up ring 2 by being provided with multi-disc diaphragm seal 3, multi-disc diaphragm seal 3
It is cylindrical 6 interference fit are covered with roller, endoporus coordinates with the gap of outer back-up ring 2, and multi-disc diaphragm seal 3 can prevent outside iron powder, oxide skin
Deng into inside resilient bearing 5, multi-disc diaphragm seal 3 can reach dust-proof effect by labyrinth sealing, while resilient bearing 5
Inside and outside circle is square alloy spring steel Jing special thermal treatments, and can compare in operation worm gear, worm-screw conveyors, can make entrance
Exotic inside resilient bearing 5 is transplanted on outside, therefore it is durable in use, and to dirt, iron filings, water and the iron powder for dropping and water
The impact of the weak acid of formation is little.
The middle part of the upper positioning seat 15 and lower positioning seat 16 is positioned by key 1, upper positioning seat 15 and lower positioning seat 16
It is connected with；Lower positioning seat 16 is fixed together with the bolt 3 31 of fan-shaped section pedestal 33, the positioning of key 2 32；
It is high temperature square billet between the roller set 6 of the upper metamerism roller and the roller set 6 of lower metamerism roller.
All outer round surface of the roller set 6 are formed using high temperature resistant, corrosion resistant unoxidizable alloy steel automatical hidden arc overlay welding,
Overlay cladding includes three layers：Bottom is transition zone；To guarantee the good metallurgical binding between mother metal and deposited metal, in working lining material
Before stockpile weldering, first transition zone built-up welding is carried out using the higher solder wire material of low-carbon (LC) comprcssive strength；Surface layer is hardened layer, can improve roller
Set hardness, wearability, cold-hot alternative cycle performance so as to which surface can cross red steel and the work by water-cooled in use
There is stronger heat resistanceheat resistant, wear-resisting and cracking resistance under the conditions of condition.In order to avoid the appearance of heat affected area hardened structure, and built-up welding
Layer is cracked, and must be preheated before weldering.It can reduce the thermograde of heat affected area, so as to reduce the stress that temperature causes,
And rate of cooling can be reduced, and reduce tendency of hardenability, and preheating temperature is suitably also to make the uniform important measures of surfacing hardness.
Postwelding residual stress is very big, it is necessary to carries out post-curing and destressing and processes, and heats the material to uniform temperature and is incubated one section
Time, the residual stress for enabling material internal relaxes, Jing after post-curing so as to which hardfacing alloy element is fully fused, and makes roller
The hardness of set 6 is uniform, reaches use requirement.
The positioning core axle 1 and positioning core axle 2 26 can improve its comprehensive mechanical using modifier treatment and surface hardening
Performance, while improving bearing position wearability, can reuse, repeatedly dismounting.Upper positioning seat 15, lower positioning seat 16, gland 11 are adopted
With oxidation processes, can anti-corrosion.
As shown in figure 4, billet continuous casting merogenesis roller arrangement 37 is arranged on fan-shaped section pedestal 33, the Jing of ladle 34 with molten steel
Filter and flow into pans 35, refilter into crystallizer 36, Jing magnetic is stirred and trembles and vibrate molten steel into fan-shaped section straightening section 38, is rectified
Small billet surfacing, smooth after straight, non-stop layer segregation and center porosity, can improve lumber recovery, production efficiency and labor intensity,
Reduces cost.
Claims (4)
1. a kind of billet continuous casting merogenesis roller arrangement, it is characterised in that：
The positioning core axle one of upper metamerism roller（7）Left and right two ends spindle nose respectively with the gland at left and right two ends（11）, upper positioning seat
（15）Circular arc（R1）Coordinate positioning, the upper positioning seat at left and right two ends（15）With gland（11）With bolt one（12）, nut
（13）, spring washer one（14）Compress positioning core axle one（7）Two ends spindle nose；Positioning core axle one（7）Arranged on left and right sides lead to respectively
Cross resilient bearing（5）With roller set（6）Connection；Lubricating oil is from positioning core axle one（7）Left side fuel feed hole one（27）Into passing through
Resilient bearing（5）, it is cooled to, lubricates, takes away impurity, from the resilient bearing in left side（5）Outer back-up ring（2）End face oil outlet one
（28）Spray, lubricating oil is from positioning core axle one（7）Right side fuel feed hole two（29）Into by the resilient bearing on right side（5）,
It is cooled to, lubricates, takes away impurity, from the resilient bearing on right side（5）Outer back-up ring（2）End face oil outlet two（30）Spray；It is cold
But water is from left side inlet opening（39）Into roller set（6）After interior circulation, from right side apopore（40）Flow out, take away roller set（6）
Internal heat；
The positioning core axle two of lower metamerism roller（26）Left and right two ends spindle nose respectively with the lower positioning seat at left and right two ends（16）Circle
Arc（R1）Coordinate positioning, positioning core axle two（26）Left and right shaft end use clamp respectively（19）, bolt two（17）, spring washer two
（18）Limit positioning core axle two（26）Axial movement and radial rotary；Positioning core axle two（26）Arranged on left and right sides pass through respectively
Resilient bearing（5）With roller set（6）Connection；Lubricating oil is from positioning core axle two（26）Left side fuel feed hole one（27）Into passing through
Resilient bearing（5）, it is cooled to, lubricates, takes away impurity, from the resilient bearing in left side（5）Outer back-up ring（2）End face oil outlet one
（28）Spray, lubricating oil is from positioning core axle two（26）Right side fuel feed hole two（29）Into by the resilient bearing on right side
（5）, it is cooled to, lubricates, takes away impurity, from the resilient bearing on right side（5）Outer back-up ring（2）End face oil outlet two（30）Spray
Go out；Cooling water is from left side inlet opening（39）Into roller set（6）After interior circulation, from right side apopore（40）Flow out, take away roller
Set（6）Internal heat；
The upper positioning seat（15）With lower positioning seat（16）Middle part pass through key one（20）Positioning, upper positioning seat（15）With lower positioning
Seat（16）It is connected with；Lower positioning seat（16）With fan-shaped section pedestal（33）With bolt three（31）, key two（32）Positioning is fixed on
Together；
The roller set of the upper metamerism roller（6）With the roller set of lower metamerism roller（6）Between be high temperature square billet.
2. billet continuous casting according to claim 1 merogenesis roller arrangement, it is characterised in that：
The positioning core axle one（7）With resilient bearing（5）Inner ring（23）Interference fit, resilient bearing（5）Outer ring（22）With
Roller set（6）Interference fit, resilient bearing（5）It is interior with for carrying the cages for needle of radial load（24）, resilient bearing（5）
Both sides with for limiting cages for needle（24）The back-up ring one of axial movement（21）, back-up ring two（25）；Back-up ring two（25）'s
One end is provided with for preventing cooling water from entering resilient bearing（5）The sealing ring of internal cavity（10）, back-up ring two（25）With sealing ring
（10）Between be sequentially provided with hole back-up ring one（8）, for protecting sealing ring（10）Back-up ring three（9）；Back-up ring one（21）Side
It is provided with for preventing foreign matter from entering resilient bearing（5）Internal outer back-up ring（2）, outer back-up ring（2）With back-up ring one（21）Between
It is provided with hole back-up ring two（4）, outer back-up ring（2）By shaft block ring（1）Axial restraint, outer back-up ring（2）Inside it is provided with multi-disc diaphragm seal
（3）, multi-disc diaphragm seal（3）It is cylindrical with roller set（6）Interference fit；
The positioning core axle two（26）With resilient bearing（5）Inner ring（23）Interference fit, resilient bearing（5）Outer ring（22）With
Roller set（6）Interference fit, resilient bearing（5）It is interior with for carrying the cages for needle of radial load（24）, resilient bearing（5）
Both sides with for limiting cages for needle（24）The back-up ring one of axial movement（21）, back-up ring two（25）；Back-up ring two（25）'s
One end is provided with for preventing cooling water from entering resilient bearing（5）The sealing ring of internal cavity（10）, back-up ring two（25）With sealing ring
（10）Between be sequentially provided with hole back-up ring one（8）, for protecting sealing ring（10）Back-up ring three（9）；Back-up ring one（21）Side
It is provided with for preventing foreign matter from entering resilient bearing（5）Internal outer back-up ring（2）, outer back-up ring（2）With back-up ring one（21）Between
It is provided with hole back-up ring two（4）, outer back-up ring（2）By shaft block ring（1）Axial restraint, outer back-up ring（2）Inside it is provided with multi-disc diaphragm seal
（3）, multi-disc diaphragm seal（3）It is cylindrical with roller set（6）Interference fit.
3. billet continuous casting according to claim 1 merogenesis roller arrangement, it is characterised in that：The roller set（6）Cylindrical table
Face is to be formed using high temperature resistant, corrosion resistant unoxidizable alloy steel automatical hidden arc overlay welding, and overlay cladding includes three layers, and bottom is transition
Layer, centre is working lining, and surface layer is hardened layer；Must preheat before weldering, postwelding must carry out post-curing and destressing is processed, will
Material is heated to uniform temperature and is incubated a period of time, and the residual stress for enabling material internal relaxes, makes Jing after post-curing
Its hardfacing alloy element is fully fused, and makes roller set（6）Hardness it is uniform, reach use requirement.
4. billet continuous casting according to claim 1 merogenesis roller arrangement, it is characterised in that：The positioning core axle one（7）And
Positioning core axle two（26）Using modifier treatment and surface hardening；Upper positioning seat（15）, lower positioning seat（16）, gland（11）Using oxygen
Change is processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621198702.6U CN206169219U (en) | 2016-11-07 | 2016-11-07 | Merogenesis roller device for billet casting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621198702.6U CN206169219U (en) | 2016-11-07 | 2016-11-07 | Merogenesis roller device for billet casting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206169219U true CN206169219U (en) | 2017-05-17 |
Family
ID=58681501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621198702.6U Withdrawn - After Issue CN206169219U (en) | 2016-11-07 | 2016-11-07 | Merogenesis roller device for billet casting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206169219U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520417A (en) * | 2016-11-07 | 2017-12-29 | 襄阳博亚精工装备股份有限公司 | Billet continuous casting merogenesis roller arrangement |
| CN109014099A (en) * | 2018-09-11 | 2018-12-18 | 东北大学 | Fan-shaped section continuous casting roll sleeve is used under a kind of weight of continuous casting and solidifying end |
| CN112453340A (en) * | 2020-10-14 | 2021-03-09 | 福建圣力智能工业科技股份有限公司 | Intelligent continuous casting machine capable of discharging flexibly |
-
2016
- 2016-11-07 CN CN201621198702.6U patent/CN206169219U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107520417A (en) * | 2016-11-07 | 2017-12-29 | 襄阳博亚精工装备股份有限公司 | Billet continuous casting merogenesis roller arrangement |
| CN107520417B (en) * | 2016-11-07 | 2022-11-25 | 襄阳博亚精工装备股份有限公司 | Sectional roller device for continuous casting of square billets |
| CN109014099A (en) * | 2018-09-11 | 2018-12-18 | 东北大学 | Fan-shaped section continuous casting roll sleeve is used under a kind of weight of continuous casting and solidifying end |
| CN112453340A (en) * | 2020-10-14 | 2021-03-09 | 福建圣力智能工业科技股份有限公司 | Intelligent continuous casting machine capable of discharging flexibly |
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Granted publication date: 20170517 Effective date of abandoning: 20221125 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20170517 Effective date of abandoning: 20221125 |
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