CN106583444B - A kind of combined multifunctional experimental mill unit and its reversable mill - Google Patents
A kind of combined multifunctional experimental mill unit and its reversable mill Download PDFInfo
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- CN106583444B CN106583444B CN201710046207.6A CN201710046207A CN106583444B CN 106583444 B CN106583444 B CN 106583444B CN 201710046207 A CN201710046207 A CN 201710046207A CN 106583444 B CN106583444 B CN 106583444B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B1/00—Metal-rolling methods or mills for making semi-finished products of solid or profiled cross-section; Sequence of operations in milling trains; Layout of rolling-mill plant, e.g. grouping of stands; Succession of passes or of sectional pass alternations
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Abstract
A kind of combined multifunctional experimental mill unit of present invention offer and its reversable mill, milling train unit is made of the roll reversing roller of two rollers/tetra-, Hot Line equipment and cold rolling line equipment, wherein Hot Line equipment includes centralising device, back mill table, control cooling device before and after mill front roll road, milling train, and cold rolling line equipment includes tension draft gear before and after milling train.The Hot Line equipment and cold rolling line equipment of the combined multifunctional experimental mill unit are arranged in parallel, the rack of the roll reversing roller of two rollers/tetra- can be carried out between Hot Line equipment and cold rolling line equipment it is traversing, reach specify rolling position after be locked on rolling mill base.It is characteristic of the invention that can meet rolling experiment requirement under hot rolling, cold rolling both of which with an experimental mill unit, the demand for reducing equipment investment and taking up an area to workshop improves the utilization rate of equipment, reduces the overall cost of production and management.
Description
Technical field
The invention belongs to the rolling technical fields in metallurgy industry, and in particular to one kind can meet two kinds of hot rolling, cold rolling
The combined multifunctional experimental mill unit and its reversable mill of rolling experiment requirement are carried out under pattern.
Background technology
With the development of economy with the progress of science and technology, requirement to steel performance of user and downstream industry is continuously improved, and is
Increase itself competitiveness, reduce production cost, improve product quality, each steel production enterprise is excellent to the technique in rolling process
The research work pay attention to day by day such as change, steel grades.As the important tool of steel rolling experimental study, experimental mill can mould well
Actual production can be instructed, subtract by analyzing the rolling data obtained on experimental mill by intending practical Rolling Production condition
Blindness in few production process and scientific research and development, carries out the optimization of production technology and the exploitation of new varieties effective and rapidly, from
And it saves production cost, shorten the new-product development period.
Many iron and steel enterprises produce hot-rolled product and cold-rolled products simultaneously, therefore are rolled to hot rolling experimental mill and cold rolling experiment
Machine has use demand.Due to the difference of cold rolling and hot rolling technology, the equipment that is used before and after cold rolling and hot rolling experimental mill also phase
The larger therefore current Normal practice of difference is to build dedicated cold rolling experiment line and hot rolling experiment line respectively, by being equipped with two sets
Experimental mill completes required cold rolling and hot rolling experiential function.The shortcomings that this way is that equipment investment is larger, two experiment lines
Required public affairs additionally arrange to apply and are also required to provide respectively, and overall cost is higher, and spy of the experimental mill due to itself being mainly used for experiment
Point, yield is generally little, and equipment is longer with respect to standby time, and utilization rate of equipment and installations is low.In addition, being simutaneously arranged two experiment lines also needs
More space is occupied, this proposes high requirement to the area in laboratory.
At the same time under the demand for carrying out rolling experiment under hot rolling, cold rolling both of which, how experimental mill is reduced
Investment and occupation of land demand, and the utilization rate of equipment and installations of experimental mill is improved, it is the actual demand of many iron and steel enterprises.
Invention content
The technical problem to be solved in the present invention is to provide a kind of combined multifunctional experimental mill unit and its reversable mill,
Solve two sets of experimental mills of above-mentioned outfit be respectively used to equipment investment caused by cold rolling and hot rolling is big, occupation of land demand is high,
The low problem of experimental mill utilization rate of equipment and installations.
In order to solve the above technical problems, the embodiment of the present invention provides a kind of combined multifunctional experimental mill unit, packet
Reversable mill, Hot Line equipment and cold rolling line equipment, the Hot Line equipment and the setting of cold rolling line equipment parallel interval are included, it is described
Reversable mill, which has, to be formed hot rolling line with Hot Line equipment and constitutes two kinds of work shapes of rolling mill production line with cold rolling line equipment
State.
Wherein, the Hot Line equipment includes that centralising device before and after mill front roll road, milling train, back mill table and control are cold
But device, the mill front roll road are set to the front of reversable mill, and the back mill table is set to the rear of reversable mill, described
Centralising device is divided into set on reversable mill front, the front centralising device of mill front roll road side and is rolled set on reversible before and after milling train
The rear portion centralising device two parts at machine rear, back mill table side.
Wherein, the cold rolling line equipment includes tension draft gear before and after milling train, is divided into front of reversable mill
Front tension draft gear and rear portion tension draft gear two parts set on reversable mill rear.
Wherein, the reversable mill is the roll reversing roller of two rollers/tetra- comprising motor, combined type speed reducer, extension type
Universal-joint spindle, spindle carrier, rolling-mill housing, two rollers of changeable type/four-roller system, rolling mill base and traversing/roll change hydraulic cylinder, it is described
Rolling mill base is equipped with slideway, and the rolling-mill housing is slid by traversing/roll change hydraulic cylinder along slideway, the motor, combined type
Speed reducer, extension type universal-joint spindle and spindle carrier are sequentially connected composition transmission system, the extension type universal-joint spindle with
Two rollers of changeable type/four-roller system is connected, and two rollers of the changeable type/four-roller system is set in rolling-mill housing.
Further, the reversable mill further includes locked hydraulic cylinder, and the rolling-mill housing passes through locked hydraulic cylinder and milling train
Pedestal is fixedly connected.
Further, the reversable mill further includes the Quick roll-changing device being connected with traversing/roll change hydraulic cylinder.
Preferably, the reversable mill includes two sets of transmission systems, respectively drives two rolls of the reversable mill.
Wherein, the control cooling device has common section cooling, ultra-rapid cooling, aerosol cooling, waits for temperature and simulation
Batch function.
Wherein, tension draft gear includes trailer wagon and draws hydraulic cylinder before and after the milling train, the reversable mill
Front and back are respectively provided with a trailer wagon, and the trailer wagon horizontally slips under the driving effect of traction hydraulic cylinder.
The embodiment of the present invention also provides a kind of reversable mill that above-mentioned combined multifunctional experimental mill unit uses,
For the roll reversing roller of two rollers/tetra-, including motor, combined type speed reducer, extension type universal-joint spindle, spindle carrier, rolling-mill housing,
Two rollers of changeable type/four-roller system, rolling mill base, traversing/roll change hydraulic cylinder, locked hydraulic cylinder and Quick roll-changing device, it is described to roll
Machine base is equipped with slideway, and the rolling-mill housing is slid by traversing/roll change hydraulic cylinder along slideway, and the motor, combined type subtract
Fast machine, extension type universal-joint spindle and spindle carrier are sequentially connected composition transmission system, the extension type universal-joint spindle with can
Replaceable two rollers/four-roller system is connected, and two rollers of the changeable type/four-roller system is set in rolling-mill housing, the rolling-mill housing
It is fixedly connected with rolling mill base by locked hydraulic cylinder, the Quick roll-changing device is connected with traversing/roll change hydraulic cylinder.
The above-mentioned technical proposal of the present invention has the beneficial effect that：The present invention can meet heat with an experimental mill unit
It rolls, rolling experiment requirement under cold rolling both of which, avoids establishing two individual experiment lines respectively, reduce equipment investment, save
Space about needed for equipment arrangement, reduces the demand taken up an area to workshop.Cold rolling shares an experimental mill with hot rolling experiment
Unit improves the utilization rate of equipment.Some public affairs needed for cold rolling and hot rolling additionally arrange apply, ancillary equipment can be shared, raw material
And experimental products can be managed collectively, and to simplify production procedure, reduce the overall cost of production and management.
Description of the drawings
Fig. 1 is the structural schematic diagram of the embodiment of the present invention one；
Fig. 2 is the structural schematic diagram of reversable mill in embodiment one.
Reference sign：
1, reversable mill；2, mill front roll road；3, centralising device before and after milling train；4, back mill table；5, the cooling dress of control
It sets；6, tension draft gear before and after milling train；7, motor；8, combined type speed reducer；9, extension type universal-joint spindle；10, spindle support
Frame；11, rolling-mill housing；12, two rollers of changeable type/four-roller system；13, rolling mill base；14, traversing/roll change hydraulic cylinder；15, it locks
Tight hydraulic cylinder；16, Quick roll-changing device.
Specific implementation mode
To keep the technical problem to be solved in the present invention, technical solution and advantage clearer, below in conjunction with attached drawing and tool
Body embodiment is described in detail.
As shown in Figure 1, a kind of combined multifunctional experimental mill unit, including reversable mill 1, Hot Line equipment and cold rolling
Line equipment, the Hot Line equipment and the setting of cold rolling line equipment parallel interval, the reversable mill 1 have and Hot Line equipment group
One can be used by above structure by hot rolling line and constituting two kinds of working conditions of rolling mill production line with cold rolling line equipment
Experimental mill unit realizes cold rolling and hot rolling experiment.
As shown in Fig. 2, the reversable mill 1 is the roll reversing roller of two rollers/tetra- comprising motor 7, combined type speed reducer 8,
Extension type universal-joint spindle 9, spindle carrier 10, rolling-mill housing 11, two rollers of changeable type/four-roller system 12, rolling mill base 13, cross
Shifting/roll change hydraulic cylinder 14, locked hydraulic cylinder 15 and Quick roll-changing device 16, the rolling mill base 13 is equipped with slideway, described to roll
Machine rack 11 is slid by traversing/roll change hydraulic cylinder 14 along slideway, and the motor 7, combined type speed reducer 8, extension type are universal
Spindle 9 and spindle carrier 10 are sequentially connected composition transmission system, and the reversable mill of the present embodiment includes two sets of transmission systems, point
Not Qu Dong reversable mill 1 two rolls up and down, you can two rolls of inverse milling train independently drive.
In order to reduce rotational inertia of transmission system, combined type speed reducer 8 is integrated with speed reducer and herringbone gear seat is integrated.
The extension type universal-joint spindle 9 is connected with two rollers of changeable type/four-roller system 12, and two roller of the changeable type/
Four-roller system 12 is set in rolling-mill housing 11.
After the rolling-mill housing 11 is moved to Hot Line equipment or corresponding two rolling positions of cold rolling line equipment, pass through 4
A locked hydraulic cylinder 15 is fixedly connected with rolling mill base 13, and 4 on each position locked hydraulic cylinder is symmetrically mounted on cunning
On the rolling mill base 13 of road both sides.
The Quick roll-changing device 16 is connected with traversing/roll change hydraulic cylinder 14, and different function is realized by switching tie point.
Either two roller die formula roll changes or four-roller pattern roll change are realized at cold rolling station (fore side), if rolling-mill housing 11 exists
Hot rolling position first has to unclamp locked hydraulic cylinder 15, reversable mill is moved to cold rolling station, then lock, then switch traversing/roll change
Hydraulic cylinder 14 is to roll change tie point.
The Hot Line equipment includes centralising device 3, back mill table 4 and control cooling before and after mill front roll road 2, milling train
Device 5, the mill front roll road 2 are set to the front of reversable mill 1, and the back mill table 4 is set to the rear of reversable mill 1,
Centralising device 3 divides set on the front centralising device in the front of reversable mill 1,2 side of mill front roll road and to set before and after the milling train
Rear portion centralising device two parts in 1 rear of reversable mill, 4 side of back mill table.
The control cooling device 5 has common section cooling, ultra-rapid cooling, aerosol cooling, waits for that temperature and simulation are batched
Function.By Controlled cooling process prototype software, the new steel grade exploitation experimental system of complete set is established, is provided for hot rolling production
Required technical support and product development means.To meet different size, different steel grades and different performance requirement product for end
The requirement of cold temperature and cooling velocity, cooling system have a variety of cooling strategies.The type of cooling can by ultrafast cold, laminar flow, aerosol,
Air-cooled four kinds of modes carry out various combination, meet the stepless adjustable requirement of cooling velocity.
The cold rolling line equipment includes tension draft gear 6 before and after milling train, is divided into the front set on 1 front of reversable mill
Tension draft gear and rear portion tension draft gear two parts set on 1 rear of reversable mill.In the present embodiment, front and back of milling train
Power draft gear 6 has tension force function in the operation of rolling, including trailer wagon and traction hydraulic cylinder, and trailer wagon is reversible
Each arrangement one of milling train or so, it is full symmetric, using welding structure, horizontally slipped by traction Driven by Hydraulic Cylinder.Strip is clamped
The small-scale liquid cylinder pressure that jaw is arranged by its side drives, and there are one pins to assist fixed strip, caused by preventing jaw from relaxing
Slipping phenomenon generates.Each 1 before and after traction hydraulic cylinder, stroke is detected in real time by magnetic scale.
The cold rolling line equipment and Hot Line equipment of the present invention share the rack and transmission system of the roll reversing roller of two rollers/tetra-,
Have cold rolling, hot rolling and smooth function, hot-rolled state uses two roller die formulas, Cold Rolled Strip that four-roller pattern, formation state is used to make
With two roller die formulas, different conditions replace two rollers/four-roller system when switching.Reversable mill uses electronic+hydraulic pressing mode, hot rolling
Electro-pressing is used under two roller die formula of state, is used under two roller die formula of Cold Rolled Strip four-roller pattern and formation state servo-controlled
Hydraulic pressing.In order to adapt to different rolling mill practice requirements, milling train is equipped with the different roll of more set functions, including hot rolling cogging rolls
Roller, hot rolled strip roll, cold rolling support roller, cold roll, smooth roll etc..
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of combined multifunctional experimental mill unit, which is characterized in that including reversable mill, Hot Line equipment and cold rolling line
Equipment, the Hot Line equipment and the setting of cold rolling line equipment parallel interval, the reversable mill has to be formed with Hot Line equipment
Hot rolling line and with cold rolling line equipment constitute two kinds of working conditions of rolling mill production line；
The Hot Line equipment includes centralising device, back mill table and control cooling device before and after mill front roll road, milling train, institute
The front that mill front roll road is set to reversable mill is stated, the back mill table is before and after the rear of reversable mill, the milling train
Centralising device is divided into front of the reversable mill, the front centralising device of mill front roll road side and set on reversable mill rear,
Rear portion centralising device two parts of back mill table side；
The cold rolling line equipment includes tension draft gear before and after milling train, is divided into the front tension in front of reversable mill and leads
Leading-in device and rear portion tension draft gear two parts set on reversable mill rear；
The reversable mill is the roll reversing roller of two rollers/tetra- comprising motor, combined type speed reducer, extension type universal-joint spindle,
Spindle carrier, rolling-mill housing, two rollers of changeable type/four-roller system, rolling mill base and traversing/roll change hydraulic cylinder, the milling train bottom
Seat be equipped with slideway, the rolling-mill housing by traversing/roll change hydraulic cylinder along slideway slide, the motor, combined type speed reducer,
Extension type universal-joint spindle and spindle carrier are sequentially connected composition transmission system, the extension type universal-joint spindle and changeable type
Two rollers/four-roller system is connected, and two rollers of the changeable type/four-roller system is set in rolling-mill housing.
2. combined multifunctional experimental mill unit according to claim 1, which is characterized in that the reversable mill also wraps
Locked hydraulic cylinder is included, the rolling-mill housing is fixedly connected by locked hydraulic cylinder with rolling mill base.
3. combined multifunctional experimental mill unit according to claim 1, which is characterized in that the reversable mill also wraps
Include the Quick roll-changing device being connected with traversing/roll change hydraulic cylinder.
4. combined multifunctional experimental mill unit according to claim 1, which is characterized in that the reversable mill includes
Two sets of transmission systems respectively drive two rolls of the reversable mill.
5. combined multifunctional experimental mill unit according to claim 1, which is characterized in that the control cooling device
Have the function of that common section cooling, ultra-rapid cooling, aerosol are cooling, wait for temperature and simulation is batched.
6. combined multifunctional experimental mill unit according to claim 1, which is characterized in that tension before and after the milling train
Draft gear includes trailer wagon and traction hydraulic cylinder, and the front and back of the reversable mill are respectively provided with a trailer wagon, described
Trailer wagon horizontally slips under the driving effect of traction hydraulic cylinder.
7. a kind of reversable mill used such as combined multifunctional experimental mill unit according to any one of claims 1 to 6,
It is characterized in that, it is the roll reversing roller of two rollers/tetra-, including motor, combined type speed reducer, extension type universal-joint spindle, spindle
Bracket, rolling-mill housing, two rollers of changeable type/four-roller system, rolling mill base, traversing/roll change hydraulic cylinder, locked hydraulic cylinder and quickly
Changing rig, the rolling mill base are equipped with slideway, and the rolling-mill housing is slid by traversing/roll change hydraulic cylinder along slideway, institute
It states motor, combined type speed reducer, extension type universal-joint spindle and spindle carrier and is sequentially connected composition transmission system, it is described scalable
Formula universal-joint spindle is connected with two rollers of changeable type/four-roller system, and two rollers of the changeable type/four-roller system is set to rolling-mill housing
On, the rolling-mill housing is fixedly connected by locked hydraulic cylinder with rolling mill base, the Quick roll-changing device and traversing/roll change liquid
Cylinder pressure is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710046207.6A CN106583444B (en) | 2017-01-22 | 2017-01-22 | A kind of combined multifunctional experimental mill unit and its reversable mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710046207.6A CN106583444B (en) | 2017-01-22 | 2017-01-22 | A kind of combined multifunctional experimental mill unit and its reversable mill |
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| Publication Number | Publication Date |
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| CN106583444A CN106583444A (en) | 2017-04-26 |
| CN106583444B true CN106583444B (en) | 2018-11-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117102238B (en) * | 2023-10-24 | 2024-03-15 | 中国重型机械研究院股份公司 | Hydraulic traction tension rolling system and method for batch rolling |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10180334A (en) * | 1996-12-25 | 1998-07-07 | Mitsubishi Heavy Ind Ltd | Hot rolling equipment |
| CN101486045A (en) * | 2008-01-14 | 2009-07-22 | 哈尔滨工业大学 | Intermediate frequency induction heating type hot double-roll reversing roller and rolling method |
| CN101990472A (en) * | 2008-04-11 | 2011-03-23 | 西门子Vai金属科技有限公司 | Plant for the reversible rolling of steel strip |
| CN106140814A (en) * | 2016-08-10 | 2016-11-23 | 中冶华天工程技术有限公司 | The big-and-middle reversible big mill of section bar Stand Mill |
| CN205732274U (en) * | 2016-02-05 | 2016-11-30 | 山西工程职业技术学院 | Teaching single stand four-roller reversible cold rolling milling train |
| CN206405173U (en) * | 2017-01-22 | 2017-08-15 | 北京科技大学 | A kind of combined multifunctional experimental mill unit and its reversable mill |
-
2017
- 2017-01-22 CN CN201710046207.6A patent/CN106583444B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10180334A (en) * | 1996-12-25 | 1998-07-07 | Mitsubishi Heavy Ind Ltd | Hot rolling equipment |
| CN101486045A (en) * | 2008-01-14 | 2009-07-22 | 哈尔滨工业大学 | Intermediate frequency induction heating type hot double-roll reversing roller and rolling method |
| CN101990472A (en) * | 2008-04-11 | 2011-03-23 | 西门子Vai金属科技有限公司 | Plant for the reversible rolling of steel strip |
| CN205732274U (en) * | 2016-02-05 | 2016-11-30 | 山西工程职业技术学院 | Teaching single stand four-roller reversible cold rolling milling train |
| CN106140814A (en) * | 2016-08-10 | 2016-11-23 | 中冶华天工程技术有限公司 | The big-and-middle reversible big mill of section bar Stand Mill |
| CN206405173U (en) * | 2017-01-22 | 2017-08-15 | 北京科技大学 | A kind of combined multifunctional experimental mill unit and its reversable mill |
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| CN106583444A (en) | 2017-04-26 |
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