CN105344714B - A kind of milling train Quick roll-changing device - Google Patents
A kind of milling train Quick roll-changing device Download PDFInfo
- Publication number
- CN105344714B CN105344714B CN201510958202.1A CN201510958202A CN105344714B CN 105344714 B CN105344714 B CN 105344714B CN 201510958202 A CN201510958202 A CN 201510958202A CN 105344714 B CN105344714 B CN 105344714B
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- China
- Prior art keywords
- roll
- milling train
- changing device
- end cover
- trolley
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Classifications
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- 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
Abstract
The invention discloses a kind of milling train Quick roll-changing device, including base, trolley and roll change buggy, wherein, trolley is provided with two, it can be slided on base with close to each other or separated, the quick access device being quickly connected for the support base with milling train movement is provided with the top of trolley；Roll change buggy is slidably disposed on base and its glide direction is vertical with the glide direction of trolley, including vehicle frame and two swing arms being rotatablely arranged on vehicle frame, arranged above and below two swing arms, two swing arms are used to the support base at a pair roller two ends of milling train and a pair of beaming rollers are separated into a pair of beaming rollers of rear support in two trolleys；Above-mentioned milling train Quick roll-changing device, it is simple in construction, it is easy to operation, operating personnel can be helped quickly and efficiently to change roll, operating efficiency is improved, and each several part of separation dismounting can be supported, the element falling of dismounting can be avoided to damage operating personnel.
Description
Technical field
The present invention relates to steel rolling equipment technical field, more particularly to a kind of milling train Quick roll-changing device.
Background technology
Milling train be it is a kind of make the equipment of metal plastic deformation by two roll presseds, therefore, roll can be by larger
Frictional force and pressure, are consumable accessory, in process of production, it is necessary to often be changed to ensure the quality of rolled piece.
In the prior art, changing roll needs first to separate the support base of roll and roll, and roll then is removed into progress
Change, accordingly, it would be desirable to which many people coordinate to complete, operation is complex, and waste of manpower, efficiency is slower, and easily due to operating not
When causing roll to come off to operating personnel and damage.
Therefore, how a kind of milling train Quick roll-changing device is provided, operation can be simplified, manpower is saved, roll is improved
Speed is changed, potential safety hazard is reduced, as those skilled in the art's important technological problems urgently to be resolved hurrily.
The content of the invention
In view of this, the invention provides a kind of milling train Quick roll-changing device, operation can be simplified to reach, is saved
Manpower, improves roll and changes speed, reduce the purpose of potential safety hazard.
To achieve the above object, the present invention provides following technical scheme：
A kind of milling train Quick roll-changing device, including：
Base；
Two trolleys, can be slided on the base with close to each other or separated, the top of the trolley
It is provided with the quick access device being quickly connected for the support base with milling train movement；
Roll change buggy, is slidably disposed on the base and its glide direction and the glide direction of the trolley
Vertically, including vehicle frame and two swing arms being rotatablely arranged on the vehicle frame, arranged above and below described two swing arms, it is described
Two swing arms are used to separate the support base at a pair roller two ends of milling train and the pair of roll in described two trolleys
The pair of roll of rear support.
It is preferred that, the base is T-shaped, including first slide and two second slides, described two second slide mirrors
As being symmetrical arranged, described two trolleys are separately positioned in described two second slides, and the roll change buggy is arranged on institute
State in first slide, the first slide is vertical with described two second slides.
It is preferred that, the trolley is slided under the driving of drive device in the second slide.
It is preferred that, the drive device is piston cylinder, and the cylinder body of the piston cylinder is arranged in the second slide, piston
Bar is connected with the trolley.
It is preferred that, the bottom of frame of the roll change buggy is provided with T-shaped walking mechanism, and the T-shaped walking mechanism includes peace
Support, support wheel and two road wheels are filled, the mounting bracket includes connected horizontal support and longitudinal carrier, described two
Individual road wheel is separately mounted to the two ends of the horizontal support, and the support wheel is arranged on the longitudinal carrier away from the transverse direction
The end of support, the support wheel exceedes the front end of the swing arm in vertical direction.
It is preferred that, the first track walked for the road wheel is provided with the first slide and the support wheel is supplied
Second track of walking, second track is extended between described two second slides.
It is preferred that, the micromatic setting being finely adjusted for the angle to the swing arm is additionally provided with the roll change buggy,
The micromatic setting includes：
Sliding block beam, can be slided up and down along the chute on the vehicle frame, be provided with and supported for the rear end with the swing arm
Tactile push rod；
Actuator, for driving chute described in the sliding block beam sample to rise or declining.
It is preferred that, fixing hole is provided with the sliding block beam, the push rod is arranged on the fixing hole by fixation kit
In, upward First terrace is provided with the fixing hole, the fixation kit includes bottom end cover, upper end cover and elasticity
Part, the bottom end cover is slidably disposed in the fixing hole, is provided with second coordinated with the First terrace
Screwed hole is offered on step surface, the bottom end cover vertically, the upper end cover is arranged in the fixing hole, thereon vertically
Through hole is offered, the elastic component is arranged between the upper end cover and the bottom end cover, described push rod one end is provided with screw thread
And the push rod has threaded one end and coordinated through the through hole on the upper end cover with the screwed hole on the bottom end cover.
It is preferred that, the actuator includes：
Eccentric shaft, including gearratio of cycloid axle formation and propeller section, the propeller section are rotatably arranged on the vehicle frame,
The gearratio of cycloid axle formation and the end of the sliding block beam are rotatably connected；
Handle, is connected with the propeller section.
It is preferred that, the end of the sliding block beam is provided with waist-shaped hole, and the gearratio of cycloid axle formation coordinates with the waist-shaped hole.
It can be seen from the above technical proposal that the invention provides a kind of milling train Quick roll-changing device, including base, bracket
Dolly and roll change buggy, wherein, trolley is provided with two, can be slided on base with close to each other or separated, support
The quick access device being quickly connected for the support base with milling train movement is provided with the top of frame dolly；Roll change buggy is slideably set
Put on base and its glide direction is vertical with the glide direction of trolley, including vehicle frame and be rotatablely arranged at vehicle frame
On two swing arms, arrange above and below two swing arms, two swing arms are used for a pair roller two ends of milling train in two trolleys
Support base and a pair roller separate rear support a pair roller；
When changing roll, after trolley is connected by quick access device with support base, two trolleys are separated from each other, and are made
Support base is separated with roll, is then lifted roll by the swing arm of roll change buggy and is taken away roll, so as to complete tearing open for roll
Unload；Then, installation site to is taken new roll by roll change buggy, trolley drives support base to return to initial position with rolling
Roller is installed, you can complete the replacing of roll, it can be seen that, above-mentioned milling train Quick roll-changing device is simple in construction, is easy to behaviour
Make, operating personnel can be helped quickly and efficiently to change roll, improve operating efficiency, and each several part that can be dismantled to separation
It is supported, the element falling of dismounting can be avoided to damage operating personnel.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the dimensional structure diagram of milling train Quick roll-changing device provided in an embodiment of the present invention；
Fig. 2 is the dimensional structure diagram of trolley in milling train Quick roll-changing device provided in an embodiment of the present invention；
Fig. 3 is the dimensional structure diagram of roll change buggy in milling train Quick roll-changing device provided in an embodiment of the present invention；
Fig. 4 is the sectional view under milling train Quick roll-changing device working condition provided in an embodiment of the present invention；
Fig. 5 is the A-A views in Fig. 4；
Fig. 6 is the structural representation of sliding block beam in milling train Quick roll-changing device provided in an embodiment of the present invention.
Embodiment
The invention provides a kind of milling train Quick roll-changing device, operation can be simplified to reach, manpower is saved, improved
Roll changes speed, reduces the purpose of potential safety hazard.
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-Fig. 6 is referred to, Fig. 1 illustrates for the stereochemical structure of milling train Quick roll-changing device provided in an embodiment of the present invention
Figure；Fig. 2 is the dimensional structure diagram of trolley in milling train Quick roll-changing device provided in an embodiment of the present invention；Fig. 3 is this
The dimensional structure diagram of roll change buggy in the milling train Quick roll-changing device that inventive embodiments are provided；Fig. 4 is the embodiment of the present invention
Sectional view under the milling train Quick roll-changing device working condition of offer；Fig. 5 is the A-A views in Fig. 4；Fig. 6 is implemented for the present invention
The structural representation of sliding block beam in the milling train Quick roll-changing device that example is provided.
The embodiments of the invention provide a kind of milling train Quick roll-changing device, including base 1, trolley 4 and roll change are small
Car 5.
Wherein, base 1 provides track and slided for trolley 4 and roll change buggy 5 thereon；Trolley 4 is provided with
Two, can be slided on base 1 with close to each other or separate, the top of trolley 4 be provided with for milling train movement 7
The quick access device 3 that support base is quickly connected；Roll change buggy 5 is slidably disposed on base 1 and its glide direction and bracket are small
The glide direction of car 4 is vertical, including vehicle frame 52 and two swing arms 51 being rotatablely arranged on vehicle frame 52, two swing arms 51
Arrange up and down, two swing arms 51 are used for the support base and a pair roller at the two ends of a pair roller 6 of milling train in two trolleys 4
6 separate rear support a pair roller 6.
Compared with prior art, milling train Quick roll-changing device provided in an embodiment of the present invention, when changing roll 6, bracket is small
After car 4 is connected by quick access device 3 with support base, two trolleys 4 are separated from each other, and support base is separated with roll 6, then
Roll 6 is lifted by the swing arm 51 of roll change buggy 5 and roll 6 is taken away, so as to complete the dismounting of roll 6；Then, roll change is passed through
Dolly 5 takes new roll 6 to installation site, and trolley 4 drives support base to return to initial position and installed with roll 6,
The replacing of roll 6 can be completed, it can be seen that, above-mentioned milling train Quick roll-changing device is simple in construction, is easy to operation, Neng Goubang
Help operating personnel quickly and efficiently to change roll 6, improve operating efficiency, and each several part of separation dismounting can be propped up
Support, can avoid the element falling of dismounting from damaging operating personnel.
Base 1 could be arranged to various structures, in embodiments of the present invention, and base 1 is T-shaped, is made up of three parts, including
First slide 11 and two second slides 12, two speculars of second slide 12 are set, and two trolleys 4 are set respectively
In two second slides 12, roll change buggy 5 is arranged in first slide 11, and first slide 11 and two second slides 12 are hung down
Directly, by the way that base 1 is set into three parts, modularized design is realized, base 1 can be divided into three parts, be easy to milling train quick
The mobile transport of changing rig.
Further, trolley 4 can be driven the slip realized in second slide 12 by multiple drive 2, than
Hole is such as threaded on trolley 4, leading screw is connected after coordinating with screwed hole with servomotor output end can just realize support
The reciprocal operation of frame dolly 4, can also be realized using other drive devices 2 certainly, such as, in embodiments of the present invention,
Drive device 2 is piston cylinder, and the cylinder body of piston cylinder is arranged in second slide 12, and piston rod is connected with trolley 4.
Roll change buggy 5 needs during roll change, and its front end needs to carry roll 6, therefore can bear larger pressure,
Easily make the disequilibrium of roll change buggy 5, cause it to topple forward, can be at the rear portion of roll change buggy 5 in order to solve the above problems
Balancing weight is added, roll change buggy 5 is kept balance with this, still, this can increase the weight of roll change buggy 5, be not easy to roll change
The movement of dolly 5, therefore, in order to further optimize above-mentioned technical proposal, in embodiments of the present invention, the vehicle frame of roll change buggy 5
52 bottoms are provided with T-shaped walking mechanism, and T-shaped walking mechanism includes mounting bracket 58, support wheel 59 and two road wheels 57, peace
Filling support 58 includes connected horizontal support and longitudinal carrier, and two road wheels 57 are separately mounted to the two ends of horizontal support,
Support wheel 59 is arranged on end of the longitudinal carrier away from horizontal support, and support wheel 59 exceedes before swing arm 51 in vertical direction
Support wheel 59 is installed at end, so, the end extended forward in longitudinal carrier, can be made in the carrying roll 6 of roll change buggy 5 to roll change
Dolly 5 is supported, and it is kept balance, while the weight of roll change buggy 5 will not be greatly increased, roll change buggy 5 is not influenceed
It is mobile.
Further, in order to avoid the movement that two 12 pairs of second slides have the roll change buggy 5 of T-shaped walking mechanism is caused
Interference, in embodiments of the present invention, is provided with the first track walked for road wheel 57 and supplies support wheel in first slide 11
Second track of 59 walkings, the second track is extended between two second slides 12, so, and T-shaped walking mechanism has extension
End with support wheel 59 can enter between two second slides 12 along the second track, so that swing arm 51 can be arrived smoothly
Up to the lower section of roll 6.
The height of roll 6 on each milling train may have certain deviation, cause roll change buggy 5 can not accurate roll 6
It is supported or accurate installation site can not be brought it to, in order to solve this problem, further optimizes above-mentioned technical side
Case, in embodiments of the present invention, is additionally provided with the micromatic setting being finely adjusted for the angle to swing arm 51 on roll change buggy 5,
Micromatic setting includes sliding block beam 53 and actuator, wherein, sliding block beam 53 can be slided up and down along the chute on vehicle frame 52, be set thereon
It is equipped with for the push rod 54 with the conflict of the rear end of swing arm 51；Actuator is used to drive sliding block beam 53 to rise or decline along chute.
So, drive sliding block beam 53 to slide up and down by actuator, swing arm 51 can be made to turn an angle, so that swing arm 51 is accurate
Find the position of roll 6 accurately.
Further, in embodiments of the present invention, fixing hole is provided with sliding block beam 53, push rod 54 passes through fixation kit 8
It is arranged in fixing hole, upward First terrace is provided with fixing hole, fixation kit 8 includes bottom end cover 83, upper end cover 81
And elastic component 82, bottom end cover 83 is slidably disposed in fixing hole, is provided with second coordinated with First terrace
Screwed hole is offered on step surface, bottom end cover 83 vertically, upper end cover 81 is arranged in fixing hole, offered vertically thereon logical
Hole, elastic component 82 is arranged between upper end cover 81 and bottom end cover 83, and the one end of push rod 54 is provided with screw thread and push rod 54 has screw thread
One end coordinate through the through hole on upper end cover 81 with the screwed hole on bottom end cover 83., can be in push rod 54 by said structure
Buffering is formed between swing arm 51, when it carries roll 6, the lower end of push rod 54 is contracted in sliding block beam 53, by increasing capacitance it is possible to increase swing arm 51
With the contact surface between sliding block beam 53, roll change buggy 5 is protected.
Actuator can use various structures, in embodiments of the present invention, and actuator includes eccentric shaft 55 and handle 56, its
In, eccentric shaft 55 includes 55 sections of eccentric shaft and propeller section, and propeller section is rotatably arranged on vehicle frame 52, eccentric shaft 55
Section and the end of sliding block beam 53 are rotatably connected；Handle 56 is connected with propeller section.So, by rotating handle 56, by inclined
55 sections of driving sliding block beams 53 of heart axle are slided up and down.
Further, due to 55 sections of eccentric shaft be not it is simple moved along the vertical direction, but move in a circle,
And sliding block beam 53 is merely able in chute move along the vertical direction, if sliding block beam 53 by the circular hole that is matched with 55 sections of eccentric shaft with
55 sections of cooperations of eccentric shaft, it will cause eccentric shaft 55 not rotate, therefore, in embodiments of the present invention, at the end of sliding block beam 53
Portion is provided with waist-shaped hole 53a, and 55 sections of eccentric shaft coordinates with waist-shaped hole 53a, in such manner, it is possible to ensure the driving sliding block of eccentric shaft 55 beam 53
Slide up and down.
The embodiment of each in this specification is described by the way of progressive, and what each embodiment was stressed is and other
Between the difference of embodiment, each embodiment identical similar portion mutually referring to.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
A variety of modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, it is of the invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope caused.
Claims (10)
1. a kind of milling train Quick roll-changing device, it is characterised in that including：
Base (1)；
Two trolleys (4), can be slided on the base (1) with it is close to each other or separate, the trolley (4)
Top is provided with the quick access device (3) for being quickly connected with the support base of milling train movement (7)；
Roll change buggy (5), is slidably disposed on the base (1) and its glide direction and the cunning of the trolley (4)
Dynamic direction is vertical, including vehicle frame (52) and two swing arms (51) being rotatablely arranged on the vehicle frame (52), and described two
Individual swing arm (51) arranges that described two swing arms (51) are used for a pair roller of milling train in described two trolleys (4) up and down
(6) support base at two ends separates the pair of roll of rear support (6) with the pair of roll (6).
2. milling train Quick roll-changing device according to claim 1, it is characterised in that the base (1) is T-shaped, including the
One slide (11) and two second slides (12), described two second slide (12) speculars are set, described two brackets
Dolly (4) is separately positioned in described two second slides (12), and the roll change buggy (5) is arranged on the first slide (11)
On, the first slide (11) is vertical with described two second slides (12).
3. milling train Quick roll-changing device according to claim 2, it is characterised in that the trolley (4) fills in driving
Put and slided under the driving of (2) in the second slide (12).
4. milling train Quick roll-changing device according to claim 3, it is characterised in that the drive device (2) is piston cylinder,
The cylinder body of the piston cylinder is arranged in the second slide (12), and piston rod is connected with the trolley (4).
5. milling train Quick roll-changing device according to claim 2, it is characterised in that the vehicle frame of the roll change buggy (5)
(52) bottom is provided with T-shaped walking mechanism, and the T-shaped walking mechanism includes mounting bracket (58), support wheel (59) and two
Road wheel (57), the mounting bracket (58) includes connected horizontal support and longitudinal carrier, described two road wheels (57)
The two ends of the horizontal support are separately mounted to, the support wheel (59) is arranged on the longitudinal carrier away from the horizontal support
End, the support wheel (59) in vertical direction exceed the swing arm (51) front end.
6. milling train Quick roll-changing device according to claim 5, it is characterised in that be provided with the first slide (11)
The first track and the second track for the support wheel (59) walking walked for the road wheel (57), second track
Extend between described two second slides (12).
7. milling train Quick roll-changing device according to claim 1, it is characterised in that also set up on the roll change buggy (5)
There is the micromatic setting being finely adjusted for the angle to the swing arm (51), the micromatic setting includes：
Sliding block beam (53), can be slided up and down along the chute on the vehicle frame (52), and being provided with is used for and the swing arm (51)
Rear end contradict push rod (54)；
Actuator, for driving chute described in sliding block beam (53) sample to rise or declining.
8. milling train Quick roll-changing device according to claim 7, it is characterised in that be provided with the sliding block beam (53) solid
Determine hole, the push rod (54) is arranged in the fixing hole by fixation kit (8), upward is provided with the fixing hole
One step surface, the fixation kit (8) includes bottom end cover (83), upper end cover (81) and elastic component (82), the bottom end cover
(83) it is slidably disposed in the fixing hole, is provided with the second step face coordinated with the First terrace, institute
State and offer screwed hole on bottom end cover (83) vertically, the upper end cover (81) is arranged in the fixing hole, thereon vertically
Through hole is offered, the elastic component (82) is arranged between the upper end cover (81) and the bottom end cover (83), the push rod
(54) one end is provided with screw thread and the push rod (54) has threaded one end through the through hole on the upper end cover (81) and institute
The screwed hole stated on bottom end cover (83) coordinates.
9. milling train Quick roll-changing device according to claim 7, it is characterised in that the actuator includes：
Eccentric shaft (55), including eccentric shaft (55) section and propeller section, the propeller section are rotatably arranged in the car
On frame (52), eccentric shaft (55) section and the end of the sliding block beam (53) are rotatably connected；
Handle (56), is connected with the propeller section.
10. milling train Quick roll-changing device according to claim 9, it is characterised in that the end of the sliding block beam (53) is set
Waist-shaped hole (53a) is equipped with, eccentric shaft (55) section coordinates with the waist-shaped hole (53a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510958202.1A CN105344714B (en) | 2015-12-19 | 2015-12-19 | A kind of milling train Quick roll-changing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510958202.1A CN105344714B (en) | 2015-12-19 | 2015-12-19 | A kind of milling train Quick roll-changing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105344714A CN105344714A (en) | 2016-02-24 |
| CN105344714B true CN105344714B (en) | 2017-09-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510958202.1A Active CN105344714B (en) | 2015-12-19 | 2015-12-19 | A kind of milling train Quick roll-changing device |
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| CN (1) | CN105344714B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106391719A (en) * | 2016-11-23 | 2017-02-15 | 大连富地重工机械制造有限公司 | Rotatable separation rolling mill and separation method thereof |
| CN110523779B (en) * | 2018-07-18 | 2021-04-02 | 广东韶钢松山股份有限公司 | Device and method for replacing stand roller of reversible rolling mill |
| CN109848220A (en) * | 2018-12-27 | 2019-06-07 | 二重（德阳）重型装备有限公司 | The roll replacing options of four-high mill |
| CN112692785B (en) * | 2020-11-24 | 2023-03-07 | 上海五钢设备工程有限公司 | Device and method for replacing take-over of KOCKS rolling mill |
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| EP1136143A2 (en) * | 2000-03-16 | 2001-09-26 | ACHENBACH BUSCHHÜTTEN GmbH | Roll changing device for rolling stands, in particular six-high rolling stands |
| CN201030380Y (en) * | 2007-04-26 | 2008-03-05 | 梁士臣 | Special roller changing device for eight-roller sheet rolling mill |
| CN101733284A (en) * | 2008-11-04 | 2010-06-16 | 上海重型机器厂有限公司 | Working roll replacing device and working roll replacing method for heavy and medium plate mill |
| CN104096713A (en) * | 2014-07-09 | 2014-10-15 | 常州宝菱重工机械有限公司 | Online roller changing device |
| CN205518989U (en) * | 2015-12-19 | 2016-08-31 | 重庆麦拓科技有限公司 | Quick roll -changing device of rolling mill |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10192919A (en) * | 1997-01-10 | 1998-07-28 | Hitachi Zosen Corp | Device for disassembling and assembling work roll |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1136143A2 (en) * | 2000-03-16 | 2001-09-26 | ACHENBACH BUSCHHÜTTEN GmbH | Roll changing device for rolling stands, in particular six-high rolling stands |
| CN201030380Y (en) * | 2007-04-26 | 2008-03-05 | 梁士臣 | Special roller changing device for eight-roller sheet rolling mill |
| CN101733284A (en) * | 2008-11-04 | 2010-06-16 | 上海重型机器厂有限公司 | Working roll replacing device and working roll replacing method for heavy and medium plate mill |
| CN104096713A (en) * | 2014-07-09 | 2014-10-15 | 常州宝菱重工机械有限公司 | Online roller changing device |
| CN205518989U (en) * | 2015-12-19 | 2016-08-31 | 重庆麦拓科技有限公司 | Quick roll -changing device of rolling mill |
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| Publication number | Publication date |
|---|---|
| CN105344714A (en) | 2016-02-24 |
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Effective date of registration: 20200119 Address after: 243000 building 3, No. 669, Chaoshan West Road, Ma'anshan economic and Technological Development Zone (Demonstration Park), Ma'anshan City, Anhui Province Patentee after: Anhui Sinosteel Nuotai Engineering Technology Co.,Ltd. Address before: 400030 C 4-1, University City Education and technology promotion center, 1 University Town South Road, Shapingba District, Chongqing Patentee before: CHONGQING MAITUO TECHNOLOGY Co.,Ltd. |
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Denomination of invention: A Quick Roll Changing Device for Rolling Mill Effective date of registration: 20230323 Granted publication date: 20170901 Pledgee: Ma'anshan branch of Industrial Bank Co.,Ltd. Pledgor: Anhui Sinosteel Nuotai Engineering Technology Co.,Ltd. Registration number: Y2023980035836 |
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Address after: No. 199, Jinshanhu Road, Ma'anshan Economic and Technological Development Zone, Anhui Province 243000 Patentee after: Anhui Nuotai Engineering Technology Co.,Ltd. Address before: 243000 building 3, No. 669, Chaoshan West Road, Maanshan economic and Technological Development Zone (Demonstration Park), Maanshan City, Anhui Province Patentee before: Anhui Sinosteel Nuotai Engineering Technology Co.,Ltd. |