CN107282635A - Just mutli-roll bridle is dismantled - Google Patents
Just mutli-roll bridle is dismantled Download PDFInfo
- Publication number
- CN107282635A CN107282635A CN201710530845.5A CN201710530845A CN107282635A CN 107282635 A CN107282635 A CN 107282635A CN 201710530845 A CN201710530845 A CN 201710530845A CN 107282635 A CN107282635 A CN 107282635A
- Authority
- CN
- China
- Prior art keywords
- roll
- hydraulic cylinder
- roll stand
- push
- fixing roller
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B13/00—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories
- B21B13/06—Metal-rolling stands, i.e. an assembly composed of a stand frame, rolls, and accessories with axes of rolls arranged vertically, e.g. edgers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/08—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts
- B21B31/12—Interchanging rolls, roll mountings, or stand frames, e.g. using C-hooks; Replacing roll chocks on roll shafts by vertically displacing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B31/00—Rolling stand structures; Mounting, adjusting, or interchanging rolls, roll mountings, or stand frames
- B21B31/16—Adjusting or positioning rolls
- B21B31/20—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis
- B21B31/32—Adjusting or positioning rolls by moving rolls perpendicularly to roll axis by liquid pressure, e.g. hydromechanical adjusting
Abstract
Many tensioning apparatus are just dismantled the invention provides one kind, push-pull mechanism, fixing roller assembling and movable roll assembling are in housing, hydraulic cylinder is connected to housing by hydraulic cylinder seat, the cylinder rod top of hydraulic cylinder is connected with hydraulic cylinder push pedal, fixed roll stand is removably connected to side of the housing away from push-pull mechanism, multiple fixing rollers are all connected to fix roll stand close to the side of push-pull mechanism, activity roll stand is sticked in side of the hydraulic cylinder push pedal away from push-pull mechanism, and multiple movable rolls are all connected to activity roll stand close to the side of fixed roll stand.It is of the present invention just to dismantle mutli-roll bridle, by being assembled under the line to movable roll and fixing roller so that more facilitate when last factory installs, it need to only be lifted, multiple roller integral installations are not only simple in structure, and convenient disassembly.
Description
Technical field
The invention belongs to Rolling production field, mutli-roll bridle is just dismantled more particularly, to one kind.
Background technology
Steel is a kind of our wide variety of materials.The level of production of steel is to weigh a modernization of the country level
Important symbol.In recent years, the steel products market development of China is quickly.Strip occupies important in iron and steel output always
Ratio, hot-strip is due in civil buildings, industrial building, bridge construction, petroleum industry, skyscraper, subterranean railway and ore deposit
The field such as mountain tunnel and industrial steel construction piece shows excellent mechanical property and is widely used.It is at full speed with China's economy
Development, the yield and quality requirement of strip is growing day by day, has higher requirement to the milling train for producing strip, but improve whole
The auxiliary device performance of bar line is also essential.During Rolling production, when high temperature strip was crimped into crimping machine
, it is necessary to provide the external force opposite with crimping machine direction of rotation before crimping machine in journey, lasting tensile force is provided for strip, so
Could be neat by the coil of strip of crimping machine；Rolled piece is in heating, rolling, finishing, transport and various process simultaneously, due to outer
The effect of power, the influence of the factor such as temperature change and internal force growth and decline often produces different degrees of bending, wooden dipper song, shape wave, sickle are curved
Or the plastic deformation such as twisted or internal residual stress, straight finished steel is obtained, rolled piece needs to be aligned on straightener.
The content of the invention
In view of this, the present invention is directed to propose one kind just dismantles mutli-roll bridle, original structure is simplified so that roller
Installation is tied up to more facilitating in dismounting.
To reach above-mentioned purpose, the technical proposal of the invention is realized in this way：
Just mutli-roll bridle is dismantled, including：Housing, push-pull mechanism, fixing roller assembling and movable roll assembling, the push-and-pull
Mechanism, fixing roller assembling and movable roll assembling are in housing.
The push-pull mechanism includes hydraulic cylinder and hydraulic cylinder seat, and the hydraulic cylinder is connected to shell by hydraulic cylinder seat
Body, the cylinder rod top of hydraulic cylinder is connected with hydraulic cylinder push pedal.
The fixing roller assembling includes fixing roller and fixed roll stand, and fixed roll stand is removably connected to housing away from push-and-pull machine
The side of structure, the fixing roller is provided with multiple, and multiple fixing rollers are all connected to fix roll stand close to the side of push-pull mechanism.
The movable roll assembling includes movable roll and activity roll stand, and activity roll stand is sticked in hydraulic cylinder push pedal away from push-and-pull machine
The side of structure, the movable roll is provided with multiple, and multiple movable rolls are all connected to activity roll stand close to the side of fixed roll stand.
Further, the housing includes base, cover plate and support body, and the support body is on the upside of base, support body and base
Between be bolted, the cover plate is located at the upside of push-pull mechanism, and cover plate is connected to support body.
Further, the bottom of the support body is provided with multiple apopores, and the side of the base is to be provided with opening, base
Swash plate, the swash plate is tilted to the open side of base.
Further, the push-pull mechanism is provided between two, two hydraulic cylinder seats and is provided with guiding mechanism, the guiding
Mechanism includes guide rod and guide plate, and the two ends of the guide plate are connected to two hydraulic cylinder seats, the guide rod
Wherein one end is connected to the side that support body is assembled away from fixing roller, and the other end of guide rod passes through guide plate.
Further, the hydraulic cylinder seat is connected to housing by governor motion, and the governor motion includes regulation spiral shell
Female, semi-ring and snap ring, screwed one section of hydraulic cylinder seat pass through housing, and adjusting nut is threadingly attached to hydraulic cylinder
Seat, snap ring is bolted between snap ring and hydraulic cylinder seat for interference fit, the semi-ring.
Further, the fixing roller is connected to fixed roll stand by semiaxis bearing, and the movable roll passes through semiaxis bearing
It is connected to activity roll stand.
Further, the upper end of the fixed roll stand is connected with lifting bolt, and fixed roll stand is connected with water pipe, the water pipe
Including upper hose and multiple sparge pipes, the upper hose is located at the top of fixed roll stand, and upper hose is communicated in multiple sparge pipes, institute
Sparge pipe is stated provided with the hole for water spraying for pointing to fixing roller.
Further, the upper end of the activity roll stand is connected with lifting bolt, and activity roll stand is connected with water pipe, the water pipe
Including upper hose and multiple sparge pipes, the upper hose is located at the top of activity roll stand, and upper hose is communicated in multiple sparge pipes, institute
Sparge pipe is stated provided with the hole for water spraying for pointing to movable roll.
Further, the fixing roller is provided with four, and the movable roll is provided with three, each fixing roller and each movable roll
It is correspondingly provided with a sparge pipe.
Further, the upside of the activity roll stand is provided with two activity roll stand pressing plates, two activity roll stand pressing plate difference
The relative both sides of support body are removably connected to, the upside of the hydraulic cylinder push pedal is provided with two fixed block pressur plates, two fixed blocks
Pressing plate is removably connected to the relative both sides of support body respectively.
Relative to prior art, just dismounting mutli-roll bridle of the present invention has the advantage that：
It is of the present invention just to dismantle mutli-roll bridle, by being assembled under the line to movable roll and fixing roller so that
Last factory more facilitates when installation, it need to only be lifted, multiple roller integral installations are not only simple in structure, and
And convenient disassembly.
Brief description of the drawings
The accompanying drawing for constituting the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not constitute inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 is structural representation view of the invention；
Fig. 2 is Fig. 1 top view；
Fig. 3 is the structural representation of 2 parts in Fig. 1；
Fig. 4 is Fig. 3 left view；
Fig. 5 is the structural representation of 3 parts in Fig. 1；
Fig. 6 is Fig. 5 left view；
Fig. 7 is the partial enlarged drawing of part A in Fig. 1.
Description of reference numerals：
1- support bodys；2- fixing rollers are assembled；21- fixing rollers；22- fixes roll stand；23- upper hoses；24- semiaxis bearings；25- is hung
Ring screw；26- sparge pipes；3- movable rolls are assembled；31- movable rolls；32- activity roll stand；37- liner plates；5- hydraulic cylinders；6- hydraulic cylinders
Cylinder seat；7- adjusting nuts；8- semi-rings；9- snap rings；10- guide rods；11- guide plates；12- bases；13- swash plates；14- fixed block pressures
Plate；15- activity roll stand pressing plates；16- hydraulic cylinder push pedals；17- cover plates.
Embodiment
It should be noted that in the case where not conflicting, the embodiment in the present invention and the feature in embodiment can phases
Mutually combination.
In the description of the invention, it is to be understood that term " " center ", " longitudinal direction ", " transverse direction ", " on ", " under ",
The orientation or position relationship of the instruction such as "front", "rear", "left", "right", " vertical ", " level ", " top ", " bottom ", " interior ", " outer " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description, rather than indicate or dark
Specific orientation must be had, with specific azimuth configuration and operation by showing the device or element of meaning, therefore it is not intended that right
The limitation of the present invention.In addition, term " first ", " second " etc. are only used for describing purpose, and it is not intended that indicating or implying phase
To importance or the implicit quantity for indicating indicated technical characteristic.Thus, the feature for defining " first ", " second " etc. can
To express or implicitly include one or more this feature.In the description of the invention, unless otherwise indicated, " multiple "
It is meant that two or more.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected to by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, above-mentioned term can be understood by concrete condition
Concrete meaning in the present invention.
Describe the present invention in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
As shown in Fig. 1~7, including：Housing, push-pull mechanism, fixing roller assembling 2 and movable roll assembling 3, the push-and-pull machine
Structure, fixing roller assembling 2 and movable roll assembling 3 are in housing.
The push-pull mechanism includes hydraulic cylinder 5 and hydraulic cylinder seat 6, and the hydraulic cylinder 5 is connected to by hydraulic cylinder seat 6
Housing, the cylinder rod top of hydraulic cylinder 5 is connected with hydraulic cylinder push pedal 16.
The fixing roller assembling 2 includes fixing roller 21 and fixed roll stand 22, and it is remote that fixed roll stand 22 is removably connected to housing
From the side of push-pull mechanism, the fixing roller 21 is provided with multiple, and multiple fixing rollers 21 are all connected to fix roll stand 22 close to push-and-pull
The side of mechanism.
The movable roll assembling 3 includes movable roll 31 and activity roll stand 32, and activity roll stand 32 is sticked in hydraulic cylinder push pedal 16
Side away from push-pull mechanism, the movable roll 31 is provided with multiple, and multiple movable rolls 31 are all connected to activity roll stand 32 close to solid
The side of fixed roll frame 22.
The housing includes base 12, cover plate 17 and support body 1, and the support body 1 is located at the upside of base 12, support body 1 and base
It is bolted between 12, the cover plate 17 is located at the upside of push-pull mechanism, cover plate 17 is connected to support body 1.
The bottom of the support body 1 is provided with multiple apopores, and the side of the base 12 is that swash plate is provided with opening, base 12
13, the swash plate 13 is tilted to the open side of base 12.
The push-pull mechanism is provided between two, two hydraulic cylinder seats 6 and is provided with guiding mechanism, and the guiding mechanism includes
Guide rod 10 and guide plate 11, the two ends of the guide plate 11 are connected to two hydraulic cylinder seats 6, the guide rod 10
Wherein one end is connected to the side that support body 1 assembles 2 away from fixing roller, and the other end of guide rod 10 passes through guide plate 11.
The hydraulic cylinder seat 6 is connected to housing by governor motion, and the governor motion includes adjusting nut 7, semi-ring 8
With snap ring 9, screwed one section of hydraulic cylinder seat 6 passes through housing, and adjusting nut 7 is threadingly attached to hydraulic cylinder seat 6,
Between snap ring 9 and hydraulic cylinder seat 6 snap ring 9 is bolted to for interference fit, the semi-ring 8.
The fixing roller 21 is connected to fixed roll stand 22 by semiaxis bearing 24, and the movable roll 31 passes through semiaxis bearing 24
It is connected to activity roll stand 32.
The upper end of the fixed roll stand 22 is connected with lifting bolt 25, and fixed roll stand 22 is connected with water pipe, the water pipe bag
Upper hose 23 and multiple sparge pipes 26 are included, the upper hose 23 is located at the top of fixed roll stand 22, and upper hose 23 is communicated in multiple
Sparge pipe 26, the sparge pipe 26 is provided with the hole for water spraying for pointing to fixing roller 21.
The upper end of the activity roll stand 32 is connected with lifting bolt 25, and activity roll stand 32 is connected with water pipe, the water pipe bag
Upper hose 23 and multiple sparge pipes 26 are included, the upper hose 23 is located at the top of activity roll stand 2, and upper hose 23 is communicated in multiple sprays
Water pipe 26, the sparge pipe 26 is provided with the hole for water spraying for pointing to movable roll 31.
The fixing roller 21 is provided with four, and the movable roll 31 is provided with three, each fixing roller 21 and each movable roll 31
It is correspondingly provided with a sparge pipe 26.
Distinguish removable provided with two activity roll stand pressing plates 15, two activity roll stand pressing plates 15 in the upside of the activity roll stand 32
Unload and be connected to the relative both sides of support body 1, the upside of the hydraulic cylinder push pedal 16 is provided with two fixed block pressur plates 14, two fixed blocks
Pressing plate 14 is removably connected to the relative both sides of support body 1 respectively.
Fixing roller 21, when mounted, is first arranged in fixed roll stand 22 by the device operation principle, composition fixing roller assembling
2, movable roll 31 be arranged on activity roll stand 32 on, composition movable roll assembling 3, then by fixing roller assembling 2 lifting get up, on to
Fixing roller assembling 2, is connected by lower insertion housing by bolt with housing, then movable roll assembling 3 is inserted into hydraulic cylinder from top to bottom
Push pedal 16, adjusts push-pull mechanism, shifts movable roll assembling 3 onto suitable position by hydraulic cylinder push pedal 16, passes through fixed block pressure
Plate 14 compresses hydraulic cylinder push pedal 16, prevents its play, then activity roll stand pressing plate 15 is compressed activity roll stand 32, prevents it from altering
Dynamic, water pipe cools to fixing roller 21 and the spray of movable roll 31 coolant to it when using, and coolant falls on the swash plate 13 of lower section, edge
Swash plate 13 to flow out, facilitate enclosure interior to clear up, during dismounting, dismantled according to the order opposite with installation.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. just dismantle mutli-roll bridle, it is characterised in that：Including：Housing, push-pull mechanism, fixing roller assembling (2) and movable roll
Assemble (3), the push-pull mechanism, fixing roller assembling (2) and movable roll assembling (3) are in housing；
The push-pull mechanism includes hydraulic cylinder (5) and hydraulic cylinder seat (6), and the hydraulic cylinder (5) is connected by hydraulic cylinder seat (6)
Housing is connected to, the cylinder rod top of hydraulic cylinder (5) is connected with hydraulic cylinder push pedal (16)；
The fixing roller assembling (2) includes fixing roller (21) and fixed roll stand (22), and fixed roll stand (22) is removably connected to shell
Side of the body away from push-pull mechanism, the fixing roller (21) is provided with multiple, and multiple fixing rollers (21) are all connected to fix roll stand
(22) close to the side of push-pull mechanism；
The movable roll assembling (3) includes movable roll (31) and activity roll stand (32), and activity roll stand (32) is sticked in hydraulic cylinder and pushed away
Side of the plate (16) away from push-pull mechanism, the movable roll (31) is provided with multiple, and multiple movable rolls (31) are all connected to movable roll
Frame (32) is close to the side of fixed roll stand (22).
2. according to claim 1 just dismantle mutli-roll bridle, it is characterised in that：The housing include base (12),
Cover plate (17) and support body (1), the support body (1) are connected on the upside of base (12) between support body (1) and base (12) by bolt
Connect, the cover plate (17) is located at the upside of push-pull mechanism, cover plate (17) is connected to support body (1).
3. according to claim 2 just dismantle mutli-roll bridle, it is characterised in that：The bottom of the support body (1) is provided with
Multiple apopores, the side of the base (12) is that swash plate (13) is provided with opening, base (12), and the swash plate (13) is to base
(12) open side is tilted.
4. according to claim 1 just dismantle mutli-roll bridle, it is characterised in that：The push-pull mechanism is provided with two,
Guiding mechanism is provided between two hydraulic cylinder seats (6), the guiding mechanism includes guide rod (10) and guide plate (11), described
The two ends of guide plate (11) are connected to two hydraulic cylinder seats (6), and wherein one end of the guide rod (10) is connected to frame
Body (1) assembles the side of (2) away from fixing roller, and the other end of guide rod (10) passes through guide plate (11).
5. according to claim 4 just dismantle mutli-roll bridle, it is characterised in that：The hydraulic cylinder seat (6) passes through
Governor motion is connected to housing, and the governor motion includes adjusting nut (7), semi-ring (8) and snap ring (9), hydraulic cylinder seat (6)
Screwed one section passes through housing, and adjusting nut (7) is threadingly attached to hydraulic cylinder seat (6), snap ring (9) and hydraulic cylinder
It is interference fit between cylinder seat (6), the semi-ring (8) is bolted to snap ring (9).
6. according to claim 1 just dismantle mutli-roll bridle, it is characterised in that：The fixing roller (21) passes through semiaxis
Bearing (24) is connected to fixed roll stand (22), and the movable roll (31) is connected to activity roll stand (32) by semiaxis bearing (24).
7. according to claim 1 just dismantle mutli-roll bridle, it is characterised in that：The upper end of the fixed roll stand (22)
Lifting bolt (25) is connected with, fixed roll stand (22) is connected with water pipe, and the water pipe includes upper hose (23) and multiple sparge pipes
(26), the upper hose (23) is located at the top of fixed roll stand (22), and upper hose (23) is communicated in multiple sparge pipes (26), described
Sparge pipe (26) is provided with the hole for water spraying for pointing to fixing roller (21).
8. according to claim 1 just dismantle mutli-roll bridle, it is characterised in that：The upper end of the activity roll stand (32)
Lifting bolt (25) is connected with, activity roll stand (32) is connected with water pipe, and the water pipe includes upper hose (23) and multiple sparge pipes
(26), the upper hose (23) is located at the top of activity roll stand (32), and upper hose (23) is communicated in multiple sparge pipes (26), described
Sparge pipe (26) is provided with the hole for water spraying for pointing to movable roll (31).
9. according to claim 8 just dismantle mutli-roll bridle, it is characterised in that：The fixing roller (21) is provided with four
Individual, the movable roll (31) is provided with three, and each fixing roller (21) and each movable roll (31) are correspondingly provided with a sparge pipe
(26)。
10. according to claim 1 just dismantle mutli-roll bridle, it is characterised in that：The activity roll stand (32) it is upper
Side is provided with two activity roll stand pressing plates (15), and it is relative that two activity roll stand pressing plates (15) are removably connected to support body (1) respectively
Both sides, the upside of the hydraulic cylinder push pedal (16) is provided with two fixed block pressur plates (14), and two fixed block pressur plates (14) respectively can
Dismounting is connected to the relative both sides of support body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710530845.5A CN107282635A (en) | 2017-06-30 | 2017-06-30 | Just mutli-roll bridle is dismantled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710530845.5A CN107282635A (en) | 2017-06-30 | 2017-06-30 | Just mutli-roll bridle is dismantled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107282635A true CN107282635A (en) | 2017-10-24 |
Family
ID=60099503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710530845.5A Pending CN107282635A (en) | 2017-06-30 | 2017-06-30 | Just mutli-roll bridle is dismantled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107282635A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3623348A (en) * | 1969-10-27 | 1971-11-30 | Sutton Eng Co | Roller leveler with removable roll units |
| CN201231250Y (en) * | 2008-07-22 | 2009-05-06 | 天津天重中直科技工程有限公司 | Quick roll changer of hot-strip five roll machine |
| CN102873137A (en) * | 2012-10-08 | 2013-01-16 | 无锡市欣华泓机械制造有限公司 | Straightener structure convenient in roll replacement |
| CN203356205U (en) * | 2013-07-05 | 2013-12-25 | 唐山市德龙钢铁有限公司 | Strip steel coiling assisting hanging-type five-roller tensioning device |
| CN204602897U (en) * | 2015-05-20 | 2015-09-02 | 杭州麦可金属制品有限公司 | Straightener |
| CN104907338A (en) * | 2014-03-12 | 2015-09-16 | 中冶南方工程技术有限公司 | Hot roller seam lubrication device and method |
| CN205200139U (en) * | 2015-10-29 | 2016-05-04 | 天津津重重工机器设备制造有限公司 | Five roller overspeed device tensioner with water cooling system |
| CN205701857U (en) * | 2016-04-28 | 2016-11-23 | 河北普阳钢铁有限公司 | A kind of work roll chiller |
| CN106238507A (en) * | 2016-07-26 | 2016-12-21 | 天津天重中直科技工程有限公司 | A kind of stretcher leveling equipment of ultrathin mill coil |
| CN207086562U (en) * | 2017-06-30 | 2018-03-13 | 天津市中重科技工程有限公司 | Just mutli-roll bridle is dismantled |
-
2017
- 2017-06-30 CN CN201710530845.5A patent/CN107282635A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3623348A (en) * | 1969-10-27 | 1971-11-30 | Sutton Eng Co | Roller leveler with removable roll units |
| CN201231250Y (en) * | 2008-07-22 | 2009-05-06 | 天津天重中直科技工程有限公司 | Quick roll changer of hot-strip five roll machine |
| CN102873137A (en) * | 2012-10-08 | 2013-01-16 | 无锡市欣华泓机械制造有限公司 | Straightener structure convenient in roll replacement |
| CN203356205U (en) * | 2013-07-05 | 2013-12-25 | 唐山市德龙钢铁有限公司 | Strip steel coiling assisting hanging-type five-roller tensioning device |
| CN104907338A (en) * | 2014-03-12 | 2015-09-16 | 中冶南方工程技术有限公司 | Hot roller seam lubrication device and method |
| CN204602897U (en) * | 2015-05-20 | 2015-09-02 | 杭州麦可金属制品有限公司 | Straightener |
| CN205200139U (en) * | 2015-10-29 | 2016-05-04 | 天津津重重工机器设备制造有限公司 | Five roller overspeed device tensioner with water cooling system |
| CN205701857U (en) * | 2016-04-28 | 2016-11-23 | 河北普阳钢铁有限公司 | A kind of work roll chiller |
| CN106238507A (en) * | 2016-07-26 | 2016-12-21 | 天津天重中直科技工程有限公司 | A kind of stretcher leveling equipment of ultrathin mill coil |
| CN207086562U (en) * | 2017-06-30 | 2018-03-13 | 天津市中重科技工程有限公司 | Just mutli-roll bridle is dismantled |
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