CN106734198A - A kind of system and method that can improve reversing cold mill lumber recovery - Google Patents
A kind of system and method that can improve reversing cold mill lumber recovery Download PDFInfo
- Publication number
- CN106734198A CN106734198A CN201611146111.9A CN201611146111A CN106734198A CN 106734198 A CN106734198 A CN 106734198A CN 201611146111 A CN201611146111 A CN 201611146111A CN 106734198 A CN106734198 A CN 106734198A
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- Prior art keywords
- lead
- strip
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- framework
- taking
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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
- 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
- B21B1/22—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 for rolling plates, strips, bands or sheets of indefinite length
- B21B1/30—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 for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process
- B21B1/32—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 for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work
- B21B1/36—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 for rolling plates, strips, bands or sheets of indefinite length in a non-continuous process in reversing single stand mills, e.g. with intermediate storage reels for accumulating work by cold-rolling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B15/0007—Cutting or shearing the product
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21B—ROLLING OF METAL
- B21B15/00—Arrangements for performing additional metal-working operations specially combined with or arranged in, or specially adapted for use in connection with, metal-rolling mills
- B21B2015/0092—Welding in the rolling direction
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
The invention provides a kind of system and method that can improve reversing cold mill lumber recovery, band coil of strip after pickling and useless core are launched, so that useless core is taken the lead to be alignd with taking the lead with coil of strip and is stitched together, then by useless core take the lead be welded to connect with taking the lead with coil of strip, then start cross cutting scissors useless core is cut with cause the original tape head in useless core stay in turn into coil of strip on coil of strip it is new taking the lead, delivering to rolling mill production line after then taking the lead to roll by new with coil of strip carries out cold-rolling treatment；Welding is new to take the lead the increased length of institute and in a disguised form is cut up after cold rolling, the weight of cold-rolled steel coils one and only one magnetic tape trailer obtained after cold rolling can not count finished weight, the weight taken the lead has been lost less, lumber recovery is improve into the ratio shared by the length taken the lead, about 2% lumber recovery loss can be reduced, about 40 yuan of ton steel production cost is reduced.
Description
Technical field
The present invention relates to cold rolling technology field, more particularly, to a kind of system that can improve reversing cold mill lumber recovery
And method.
Background technology
In cold rolling production, have tandem mill and reversible mill point.Do not shut down in the tandem mill operation of rolling, continuously rolled
System, entire volume thickness is homogeneous, in the absence of take the lead and magnetic tape trailer problem, rolling process lumber recovery intimate 100%；Reversible mill one
As point several passages roll back and forth, the taking the lead of raw material coil of strip cannot from start to finish complete the rolling of whole passages with magnetic tape trailer, therefore former
Material coil of strip take the lead be unable to reach target thickness with the thickness at magnetic tape trailer.
Raw material coil of strip obtains cold-rolled steel coils after the completion of being rolled through reversible mill, no matter whether the core of raw material coil of strip reaches
To target thickness (raw material coil of strip it is cold rolling it is previous as the part not up to standard of the thickness at its coil of strip beginning can be wiped out, with convenient
It is cold rolling), by the rolling of reversing cold mill, occur that thickness magnetic tape trailer not up to standard and a thickness is not up to standard
Take the lead.
The magnetic tape trailer of cold-rolled steel coils is rolled up at the center of coil of strip, although but thickness is not up to standard cannot to be wiped out, the band of cold-rolled steel coils
Head is exposed, because the thickness later stage not up to standard can be cut off.Due to cold-rolled steel coils take the lead do not reached with the thickness of magnetic tape trailer
To target thickness, thus cold-rolled steel coils take the lead be not counted in finished weight with the weight of magnetic tape trailer, thus cold-rolled products exist compared with
Big lumber recovery loss.In general, one 20 tons of raw material coil of strip, average one take the lead or magnetic tape trailer weight 300~
500kg, therefore lumber recovery is only 96%, loss about 4%.Lumber recovery loss 1%, about 20 yuan of ton steel loss, therefore improve reversible
Cold-rolling mill lumber recovery can create preferable economic benefit.
Therefore, the technical problem that reversing cold mill lumber recovery is those skilled in the art's urgent need to resolve how is improved.
The content of the invention
It is an object of the invention to provide a kind of system and method that can improve reversing cold mill lumber recovery, this is
System and method can improve reversing cold mill lumber recovery.
To solve above-mentioned technical problem, the technical scheme that the present invention is provided is：
A kind of system that can improve reversing cold mill lumber recovery, including saddle, the first movable guide plate platform, the first frame
Frame, the first pressing plate, the second framework, the second pressing plate, cross cutting scissors, the 3rd framework, the 4th framework, bending straightening roller, the second activity are led
Pallet, useless core, supporting table, manual welder, operating platform and pinch roll；
The saddle, the first framework, the second framework, the 3rd framework, the 4th framework and supporting table are arranged on level ground
It is arranged in order above and from left to right；
The saddle is used to place after the band coil of strip after cold rolling pickling；
The operating platform be fixed on first framework, the second framework, the 3rd framework and the 4th framework for
The deploying portion of the deploying portion of supporting part coil of strip and useless core；
The first movable guide plate platform is arranged on first framework for peeling off taking the lead with coil of strip, is easy to strip
That rolls up takes the lead smoothly into operating platform；
The pinch roll is arranged on first framework puts down for dragging taking the lead into coil of strip or exiting operation
Platform；
First pressing plate and the second pressing plate are arranged on second framework, and first pressing plate is partial to the saddle
Seat side, second pressing plate is partial to the supporting table side, and is additionally provided with second framework and pneumatically or hydraulically depresses
Device, first pressing plate is connected with the pneumatically or hydraulically screwdown gear, second pressing plate and described pneumatic or liquid
Pressure screwdown gear drive connection；
The cross cutting scissors are arranged on the 3rd framework redundance for being used for after the completion of welding cutting off useless core；
The bending straightening roller is arranged on the 4th framework to be used to align taking the lead and remaining expanding unit for useless core
Point, be easy to useless core take the lead and remaining deploying portion smoothly enters operating platform；
The second movable guide plate platform is arranged on the 4th framework for peeling off taking the lead for useless core, is easy to useless volume
Core take the lead smoothly enter operating platform；
The manual welder be used for coil of strip take the lead with useless core take the lead to push down and align after by the band with coil of strip
Head with useless core take the lead be welded to connect；
The useless core is placed in the supporting table.
The application also provides a kind of method that can improve reversing cold mill lumber recovery, comprises the following steps：
1) will be hung on saddle after the band coil of strip boom hoisting after cold rolling pickling, the band after the completion of control lifting
Coil of strip takes the lead direction towards operating platform side；
2) the first movable guide plate platform is risen, then startup saddle delivers to the taking the lead with coil of strip with pinch roll described
Sprawl until at the first pressing plate upper surface on operating platform and along the operating platform；
Then the saddle is shut down with the pinch roll, is then turned on the gas being connected with first pressing plate
Dynamic or holding-down device of hydraulic, pushes drive first pressing plate and pushes using pneumatically or hydraulically screwdown gear, and then institute is used in realization
State the first pressing plate and push down the taking the lead with coil of strip；
3) useless core boom hoisting is hung to supporting platform, the useless core takes the lead direction court after the completion of control lifting
To the operating platform side；
4) by the second movable guide plate platform rise, then start bending straightening roller by the useless core take the lead aligning then to
Proceed on the operating platform, and along the operating platform upper surface sprawl until the second pressing plate at；
Then taking the lead the useless core to be alignd with the taking the lead with coil of strip and be stitched together, be then turned on it is described
The pneumatically or hydraulically screwdown gear of the second pressing plate drive connection, drive second pressure is pushed using pneumatically or hydraulically screwdown gear
Plate is pushed, and then realization pushes down taking the lead for the useless core with second pressing plate；
5) by the useless core take the lead be welded to connect with the taking the lead with coil of strip；
6) cross cutting scissors select the useless core between second pressing plate and the bending straightening roller one is started
Place cuts the useless core, with cause the original tape head in the useless core stay in it is described with coil of strip as described with coil of strip
Newly take the lead；
7) saddle described in reverse starting newly takes the lead rollback by described with the pinch roll with coil of strip；
8) will be hung to the band coil of strip newly taken the lead with boom hoisting carries out cold rolling, output on rolling mill production line
Cold rolling coil.
The invention provides a kind of system and method that can improve reversing cold mill lumber recovery, by the band after pickling
Coil of strip launches with useless core so that the taking the lead to be alignd with the taking the lead with coil of strip of the useless core is stitched together, and then will
The taking the lead of the useless core is welded to connect with the taking the lead with coil of strip, then starts cross cutting scissors and cuts useless core to cause institute
State the original tape head in useless core stay in it is described taking the lead with turning into new with coil of strip on coil of strip, then by described with the new of coil of strip
Rolling mill production line is delivered to after taking the lead to roll carries out cold-rolling treatment；
The present invention is improved the original production process of direct cold rolling after pickling, it is cold rolling after pickling before add together
Operation, after pickling there is newly taking the lead for certain length and weight with welding the preceding paragraph on coil of strip, in this way, just cold rolling preceding
The new length taken the lead is extended with coil of strip, when cold rolling completion obtains cold-rolled steel coils, cold-rolled steel coils are carried with cold rolling preceding
The new equal length with coil of strip taken the lead, the magnetic tape trailer of cold-rolled steel coils ensconces the center of coil of strip, although cannot but thickness is not up to standard
Wipe out, the taking the lead to be exposed of cold-rolled steel coils facilitates the later stage to cut off, by the thickness being exposed of cold-rolled steel coils band not up to standard
After head excision, the length of cold-rolled steel coils has shortened the length taken the lead, before so far being welded after the length of cold-rolled steel coils and pickling
The length with coil of strip it is identical, welding is new to take the lead the increased length of institute and in a disguised form is cut up after cold rolling, do not subtract equal to not increasing,
The new weight taken the lead that the weight taken the lead of finished weight is soldered so is not counted in originally to balancing out, it is cold rolling after obtain
The weight of cold-rolled steel coils one and only one magnetic tape trailers can not count finished weight, cold compared to what is obtained after cold rolling in the prior art
One magnetic tape trailer and the weight taken the lead of rolled steel coils can not count finished weight, and the method that the present invention is provided has been lost one less
The individual weight taken the lead, the ratio shared by the length taken the lead is improve by lumber recovery, and the lumber recovery that can reduce about 2% is damaged
Lose, reduce about 40 yuan of ton steel production cost.
Brief description of the drawings
Fig. 1 is a kind of structural representation of system that can improve reversing cold mill lumber recovery provided in an embodiment of the present invention
Figure.
In figure：1 band coil of strip, 2 saddles, 3 first movable guide plate platforms, 4 first frameworks, 5 first pressing plates, 6 second frameworks, 7 the
Two pressing plates, 8 cross cutting scissors, 9 the 3rd frameworks, 10 the 4th frameworks, 11 bending straightening rollers, 12 second movable guide plate platforms, 13 useless core, 14
Supporting table, 15 operating platforms, 16 pinch rolls, 17 level grounds.
Specific embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is to be understood that term " " center ", " axial direction ", " radial direction ", " longitudinal direction ", " transverse direction ",
" length ", " width ", " on ", D score, "front", "rear", "left", "right", " top ", " bottom ", " interior ", " outward ", " clockwise ", " inverse
The orientation or position relationship of the instructions such as hour hands " are, based on orientation shown in the drawings or position relationship, to be for only for ease of description originally
Invention and simplified description, must be with specific orientation, with specific square rather than instruction or the signified device of hint or element
Position construction and operation, therefore be not considered as limiting the invention.
Reference picture 1, Fig. 1 is a kind of system that can improve reversing cold mill lumber recovery provided in an embodiment of the present invention
Structural representation.
Led this application provides a kind of system that can improve reversing cold mill lumber recovery, including saddle 2, the first activity
It is pallet 3, the first framework 4, the first pressing plate 5, the second framework 6, the second pressing plate 7, cross cutting scissors 8, the 3rd framework 9, the 4th framework 10, curved
Bent smoothing roll 11, the second movable guide plate platform 12, useless core 13, supporting table 14, manual welder, operating platform 15 and pinch roll
16；
The saddle 2, the first framework 4, the second framework 6, the 3rd framework 9, the 4th framework 10 and supporting table 14 are arranged on
It is arranged in order on level ground 17 and from left to right；
The saddle 2 is used to place after the band coil of strip 1 after cold rolling pickling；
The operating platform 15 is fixed on first framework 4, the second framework 6, the 3rd framework 9 and the 4th framework 10
For the deploying portion of deploying portion and the useless core 13 of supporting part coil of strip 1；
The first movable guide plate platform 3 is arranged on first framework 4 for peeling off taking the lead with coil of strip 1, is easy to
Taking the lead with coil of strip 1 smoothly enters operating platform 15；
The pinch roll 16 is arranged on first framework 4 and enters or exit behaviour for dragging taking the lead with coil of strip 1
Make platform 15；
The pressing plate 7 of first pressing plate 5 and second is arranged on second framework 6, and first pressing plate 5 deflection institute
State the side of saddle 2, second pressing plate 7 be partial on the side of the supporting table 14, and second framework 6 be additionally provided with it is pneumatic or
Holding-down device of hydraulic, first pressing plate 5 is connected with the pneumatically or hydraulically screwdown gear, second pressing plate 7 and institute
State pneumatically or hydraulically screwdown gear drive connection；
The cross cutting scissors 8 are arranged on the 3rd framework 9 excess portion for being used for after the completion of welding cutting off useless core 13
Point；
The bending straightening roller 11 is arranged on the 4th framework 10 to be used to align taking the lead and remaining for useless core 13
Deploying portion, be easy to useless core 13 take the lead and remaining deploying portion smoothly enters operating platform 15；
The second movable guide plate platform 12 is arranged on the 4th framework 10 for peeling off taking the lead for useless core 13, just
In taking the lead smoothly into operating platform 15 for useless core 13；
The manual welder be used for coil of strip 1 take the lead with useless core 13 take the lead to push down and align after will be with coil of strip 1
Take the lead with useless core 13 take the lead be welded to connect；
The useless core 13 is placed in the supporting table 14.
This application provides a kind of method that can improve reversing cold mill lumber recovery, comprise the following steps：
1) will be hung to boom hoisting on saddle 2 after the band coil of strip 1 after cold rolling pickling, it is described after the completion of control lifting
Direction towards the side of operating platform 15 is taken the lead with coil of strip 1；
2) the first movable guide plate platform 3 is risen, then starts saddle 2 and send the taking the lead with coil of strip 1 with pinch roll 16
Sprawl until at the first pressing plate 5 upper surface on to the operating platform 15 and along the operating platform 15；
Then the saddle 2 is shut down with the pinch roll 16, is then turned on being connected with first pressing plate 5
Pneumatically or hydraulically screwdown gear, push drive first pressing plate 5 using pneumatically or hydraulically screwdown gear and push, and then realize
The taking the lead with coil of strip 1 is pushed down with first pressing plate 5；
3) useless core 13 is hung at supporting table 14 with boom hoisting, the useless core 13 takes the lead after the completion of control lifting
Direction is towards the side of the operating platform 15；Useless core is the steel scrap volume of output in production process in iron and steel enterprise；
4) the second movable guide plate platform 6 is risen, then starts bending straightening roller 11 and the useless core 13 is taken the lead into aligning
Then be fed on the operating platform 15, and along the operating platform 15 upper surface sprawl until the second pressing plate 7 at；
Then by the useless core 13 take the lead with the taking the lead to align and be stitched together with coil of strip 1, be then turned on
The pneumatically or hydraulically screwdown gear of the drive connection of the second pressing plate 7, pushes drive described using pneumatically or hydraulically screwdown gear
Second pressing plate 7 is pushed, and then realization pushes down taking the lead for the useless core 13 with second pressing plate 7；
5) by the useless core 13 take the lead be welded to connect with the taking the lead with coil of strip 1；
6) start cross cutting scissors 8 select the useless core 13 positioned at second pressing plate 6 and the bending straightening roller 11 it
Between one at the useless core 13 is cut, with cause the useless core 13 on original tape head stay in it is described band coil of strip 1 on turn into
Newly the taking the lead with coil of strip 1；
7) saddle 2 described in reverse starting newly takes the lead rollback by described with the pinch roll 16 with coil of strip 1；
8) will be hung to the band coil of strip 1 newly taken the lead with boom hoisting carries out cold rolling on rolling mill production line, produce
Go out cold rolling coil.
In the present invention, saddle 2 is made up of the steel rider of two root surfaces cladding polyurethane, wherein one is driven by motor, can be just
Anti- both direction is rotated, and being taken the lead for welding pack up after front opening taking the lead with coil of strip 1, and welding with coil of strip 1 new.
In the present invention, the band coil of strip 1 after pickling is hung on saddle 2 weld by overhead traveling crane newly takes the lead operation, and welding is completed
Band coil of strip 1 is hung to rolling mill production line by overhead traveling crane carry out cold rolling again afterwards.
In the present invention, the first movable guide plate platform 3 and the second movable guide plate platform 12 are provided with, the two can freely up and down swing,
Its effect is smoothly to peel off corresponding taking the lead with coil of strip 1 and useless core 13, is easy to taking the lead smoothly with coil of strip 1 and useless core 13
Into operating platform 15.
In the present invention, above-mentioned pinch roll 16 is made up of the steel rider of two root surfaces cladding polyurethane, wherein one is driven by motor
It is dynamic, can positive and negative both direction rotate, enter or exit operating platform for dragging taking the lead with coil of strip 1, pinch roll 16 is by first
Framework 4 is supported.
In the present invention, operating platform 15 is fixed on the first framework 4, the second framework 6, the 3rd framework 9 and the 4th framework 10
On, for the deploying portion of deploying portion and the useless core 13 of supporting part coil of strip 1.
In the present invention, the first pressing plate 5 and the second pressing plate 7 are driven by pneumatically or hydraulically screwdown gear, and the first pressing plate 5 is used to press
Firmly taking the lead with coil of strip 1, the second pressing plate 7 is used to push down taking the lead for useless core 13, and the first pressing plate 5 and the second pressing plate 7 are by the second frame
Frame 6 is supported.
In the present invention, with coil of strip 1 take the lead with useless core 13 take the lead to push down and align after, by operating personnel using manual
Welding machine, by with coil of strip 1 take the lead with useless core 13 take the lead be welded to connect.
In the present invention, cross cutting scissors 8 are supported by the 3rd framework 9, the excess portion for cutting off useless core 13 after the completion of welding
Point.
In the present invention, bending straightening roller 11 is supported by the 4th framework 10, for aligning taking the lead and remaining for useless core 13
Deploying portion, be easy to useless core 13 take the lead and remaining deploying portion smoothly enters operating platform 15.
In the present invention, useless core 13 is supported by supporting table with groove 14.
In the present invention, there is provided realize the device of the method for above-mentioned raising reversing cold mill lumber recovery, including saddle 2,
First movable guide plate platform 3, the second movable guide plate platform 12, the framework 4 of pinch roll 16 and first, the first pressing plate 5, the second pressing plate 7 and
Two frameworks 6, the framework 9 of cross cutting scissors 8 and the 3rd, the framework 10 of bending straightening roller 11 and the 4th, supporting table 14, operating platform 15 etc. are main
Part constitutes, at the same include necessary motor, pneumatically or hydraulically etc. drive device, said structure is on same level ground 17
To cause that the upper surface of operating platform 15 is horizontal plane.
The invention provides a kind of system and method that can improve reversing cold mill lumber recovery, by the band after pickling
Coil of strip 1 launches with useless core 13 so that take the lead and the taking the lead to align and be stitched together with coil of strip 1 of the useless core 13,
Then by the useless core 13 take the lead be welded to connect with the taking the lead with coil of strip 1, then start cross cutting scissors 8 by useless core 13
Cutting is described with newly the taking the lead with coil of strip 1 is turned on coil of strip 1 to cause the original tape head in the useless core 13 to stay in, then
Delivering to rolling mill production line after new with coil of strip 1 is taken the lead to roll carries out cold-rolling treatment；
The present invention is improved the original production process of direct cold rolling after pickling, it is cold rolling after pickling before add together
Operation, after pickling there is newly taking the lead for certain length and weight with welding the preceding paragraph on coil of strip 1, in this way, just before cold rolling
Extend the new length taken the lead with coil of strip 1, when cold rolling completion obtains cold-rolled steel coils, cold-rolled steel coils and cold rolling preceding band
There is the new equal length with coil of strip 1 taken the lead, the magnetic tape trailer of cold-rolled steel coils ensconces the center of coil of strip, although but thickness nothing not up to standard
Method is wiped out, and the taking the lead to be exposed of cold-rolled steel coils facilitates the later stage to cut off, and the thickness being exposed of cold-rolled steel coils is not up to standard
After taking the lead excision, the length of cold-rolled steel coils has shortened the length taken the lead, and is so far welded after the length of cold-rolled steel coils and pickling
The preceding length with coil of strip 1 is identical, and welding is new to take the lead the increased length of institute and in a disguised form be cut up after cold rolling, equal to not increasing not
Subtract, the new weight taken the lead that the weight taken the lead of finished weight is soldered so be not counted in originally to balancing out, it is cold rolling after
To the weight of cold-rolled steel coils one and only one magnetic tape trailers can not count finished weight, compared to obtaining after cold rolling in the prior art
Cold-rolled steel coils a magnetic tape trailer and the weight taken the lead can not count finished weight, the method that the present invention is provided is lost less
One weight taken the lead, the ratio shared by the length taken the lead is improve by lumber recovery, can reduce about 2% lumber recovery
Loss, reduces about 40 yuan of ton steel production cost.
Illustrate：Assuming that the length with coil of strip before cold rolling after pickling is 100m；
If directly carried out according to script production technology, after pickling it is cold rolling, it is cold rolling after obtain cold-rolled steel coils, cold-rolled steel coils
Length is also 100m, occurs that thickness length not up to standard is 2m magnetic tape trailers and a thickness length not up to standard is 2m bands
Head, the magnetic tape trailer of cold-rolled steel coils is rolled up at the center of coil of strip, although but thickness is not up to standard cannot to be wiped out, and the taking the lead of cold-rolled steel coils is exposed at
Outside facilitates the later stage to cut off, and after excision the taking the lead of 2m, cold-rolled steel coils are actual also to remain 98m, and the magnetic tape trailer along with 2m is not counted in finished product
Weight, the length that can count finished weight of such cold-rolled steel coils is left with 96m, the strip of this 100m for most starting
For volume 1, lumber recovery is exactly 96%；
If according to the method that the present invention is provided, the new length taken the lead of welding is 2m, that is, the new length with coil of strip after welding
It is 102m to spend, and then cold rolling to obtain cold-rolled steel coils, the length of cold-rolled steel coils is also 102m, and length does not become in cold-rolled process
Change, it is 2m magnetic tape trailers and thickness length not up to standard for 2m takes the lead thickness length not up to standard occur, then will be cold
The length that the thickness being exposed of rolled steel coils is not up to standard takes the lead excision for 2m, will cold-rolled steel coils excision 2m, cold-rolled steel coils
Actual also to remain 100m, along with the magnetic tape trailer of 2m is not counted in finished weight, such cold-rolled steel coils can count the length of finished weight
98m is left with, for the band coil of strip 1 of the 100m for most starting, yield rate is exactly 98% for this, than original production technology
Lumber recovery improves 2%, reduces the production cost of ton steel.
The method and apparatus of the not detailed description of the present invention are prior art, repeat no more.
Specific embodiment used herein is set forth to principle of the invention and implementation method, above example
Illustrate that being only intended to help understands the method for the present invention and its core concept.It should be pointed out that for the common skill of the art
For art personnel, under the premise without departing from the principles of the invention, some improvement and modification can also be carried out to the present invention, these change
Enter and modify to also fall into the protection domain of the claims in the present invention.
Claims (2)
1. a kind of system that can improve reversing cold mill lumber recovery, it is characterised in that including saddle, the first movable guide plate
Platform, the first framework, the first pressing plate, the second framework, the second pressing plate, cross cutting scissors, the 3rd framework, the 4th framework, bending straightening roller,
Two movable guide plate platforms, useless core, supporting table, manual welder, operating platform and pinch roll；
The saddle, the first framework, the second framework, the 3rd framework, the 4th framework and supporting table be arranged on level ground and
From left to right it is arranged in order；
The saddle is used to place after the band coil of strip after cold rolling pickling；
The operating platform is fixed on first framework, the second framework, the 3rd framework and the 4th framework for support
The deploying portion of the deploying portion with coil of strip and useless core；
The first movable guide plate platform is arranged on first framework for peeling off taking the lead with coil of strip, is easy to coil of strip
Take the lead smoothly to enter operating platform；
The pinch roll is arranged on first framework and enters or exit operating platform for dragging taking the lead with coil of strip；
First pressing plate and the second pressing plate are arranged on second framework, and first pressing plate is partial to the saddle one
Side, second pressing plate is partial to the supporting table side, and is additionally provided with pneumatically or hydraulically screwdown gear on second framework,
First pressing plate is connected with the pneumatically or hydraulically screwdown gear, and second pressing plate is pneumatically or hydraulically depressed with described
Device is connected；
The cross cutting scissors are arranged on the 3rd framework redundance for being used for after the completion of welding cutting off useless core；
The bending straightening roller is arranged on the 4th framework to be used to align taking the lead and remaining deploying portion for useless core, just
In useless core take the lead and remaining deploying portion smoothly enters operating platform；
The second movable guide plate platform is arranged on the 4th framework for peeling off taking the lead for useless core, is easy to useless core
Take the lead smoothly to enter operating platform；
The manual welder be used for coil of strip take the lead with useless core take the lead to push down and align after by with coil of strip take the lead with
The taking the lead of useless core is welded to connect；
The useless core is placed in the supporting table.
2. a kind of method that can improve reversing cold mill lumber recovery, it is characterised in that comprise the following steps：
1) will be hung on saddle after the band coil of strip boom hoisting after cold rolling pickling, the band coil of strip after the completion of control lifting
Take the lead direction towards operating platform side；
2) the first movable guide plate platform is risen, then starts saddle and the taking the lead with coil of strip is delivered into the operation with pinch roll
Sprawl until at the first pressing plate upper surface on platform and along the operating platform；
Then the saddle is shut down with the pinch roll, be then turned on first pressing plate be connected it is pneumatic or
Holding-down device of hydraulic, pushes drive first pressing plate and pushes using pneumatically or hydraulically screwdown gear, and then realizes with described the
One pressing plate pushes down the taking the lead with coil of strip；
3) useless core boom hoisting is hung to supporting platform, the useless core takes the lead direction towards institute after the completion of control lifting
State operating platform side；
4) the second movable guide plate platform is risen, then starts bending straightening roller and be then fed to the aligning of taking the lead of the useless core
On the operating platform, and along the operating platform upper surface sprawl until the second pressing plate at；
Then taking the lead the useless core to be alignd with the taking the lead with coil of strip and be stitched together, is then turned on and described second
The pneumatically or hydraulically screwdown gear of pressing plate drive connection, is pushed under drive second pressing plate using pneumatically or hydraulically screwdown gear
Pressure, and then realization pushes down taking the lead for the useless core with second pressing plate；
5) by the useless core take the lead be welded to connect with the taking the lead with coil of strip；
6) starting will between second pressing plate and the bending straightening roller the one of the cross cutting scissors selection useless core
The useless core is cut, to cause that it is described with turning into the new band with coil of strip on coil of strip that the original tape head in the useless core is stayed in
Head；
7) saddle described in reverse starting newly takes the lead rollback by described with the pinch roll with coil of strip；
8) will be hung to the band coil of strip newly taken the lead with boom hoisting carries out cold rolling on rolling mill production line, output is cold rolling
Volume.
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| CN201611146111.9A CN106734198A (en) | 2016-12-13 | 2016-12-13 | A kind of system and method that can improve reversing cold mill lumber recovery |
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| CN201611146111.9A CN106734198A (en) | 2016-12-13 | 2016-12-13 | A kind of system and method that can improve reversing cold mill lumber recovery |
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| CN201611146111.9A Pending CN106734198A (en) | 2016-12-13 | 2016-12-13 | A kind of system and method that can improve reversing cold mill lumber recovery |
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Cited By (3)
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| CN109692871A (en) * | 2019-01-15 | 2019-04-30 | 顾溢芯 | A kind of rolling system that cold rolling is rolled up end to end |
| CN114130825A (en) * | 2021-11-30 | 2022-03-04 | 攀钢集团攀枝花钢钒有限公司 | Method for removing sleeve of extremely thin material winding core and winding |
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| CN114130825A (en) * | 2021-11-30 | 2022-03-04 | 攀钢集团攀枝花钢钒有限公司 | Method for removing sleeve of extremely thin material winding core and winding |
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