CN105364161B - For the trimming device of flat cold-rolled sheet electrolytic cleaning line - Google Patents
For the trimming device of flat cold-rolled sheet electrolytic cleaning line Download PDFInfo
- Publication number
- CN105364161B CN105364161B CN201510942700.7A CN201510942700A CN105364161B CN 105364161 B CN105364161 B CN 105364161B CN 201510942700 A CN201510942700 A CN 201510942700A CN 105364161 B CN105364161 B CN 105364161B
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- CN
- China
- Prior art keywords
- cleaning line
- circle shear
- electrolytic cleaning
- trimmings
- coiler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D19/00—Shearing machines or shearing devices cutting by rotary discs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C47/00—Winding-up, coiling or winding-off metal wire, metal band or other flexible metal material characterised by features relevant to metal processing only
- B21C47/02—Winding-up or coiling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D33/00—Accessories for shearing machines or shearing devices
- B23D33/02—Arrangements for holding, guiding, and/or feeding work during the operation
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F1/00—Electrolytic cleaning, degreasing, pickling or descaling
- C25F1/02—Pickling; Descaling
- C25F1/04—Pickling; Descaling in solution
- C25F1/06—Iron or steel
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25F—PROCESSES FOR THE ELECTROLYTIC REMOVAL OF MATERIALS FROM OBJECTS; APPARATUS THEREFOR
- C25F7/00—Constructional parts, or assemblies thereof, of cells for electrolytic removal of material from objects; Servicing or operating
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Metal Rolling (AREA)
- Winding, Rewinding, Material Storage Devices (AREA)
Abstract
For the trimming device of flat cold-rolled sheet electrolytic cleaning line, including circle shear, coiler for trimmings and correction pinch roller, the circle shear is arranged between the alkali spray slot and slewing rollers being distributed along electrolytic cleaning line, the coiler for trimmings is arranged on and the corresponding electrolytic cleaning line opposite side of circle shear, the circle shear outlet is connected with side silk feeder connection, and the outlet of side silk passage is connected on coiler for trimmings rewinding mouth；The correction pinch roller is arranged on circle shear upstream, the correction pinch roller and coiler for trimmings homonymy, and the rolling transmission direction of the correction pinch roller is consistent with the direction of motion of electrolytic cleaning line.The beneficial effects of the invention are as follows：Alignment condition is batched to be obviously improved；Improve the efficiency of smooth production line；Edge is eliminated to bond；There is the probability very little of cutting edge wave in cleaning trimming, final finished before thin material annealing after transformation；Difficulty of construction is small.
Description
Technical field
The present invention relates to a kind of trimming devices for flat cold-rolled sheet electrolytic cleaning line.
Background technology
In flat cold-rolled sheet production process, the coil of strip after pickling and cold-rolling, belt steel surface total residual some greases, iron powder
With the impurity such as dust, for various impurity is avoided to be brought to subsequent processing, so as to cause more serious surface quality problems, subsequently
Process can generally pass through electrolytic cleaned unit, then to eliminate cold reduced work hardened and internal stress, improve plate property, can pass through again
Annealing heat-treats process is crossed, cold rolled annealed production line has two kinds of forms of bell type annealing furnace and continuous annealing furnace, two kinds of annealing way
Respectively have an advantage and disadvantage, wherein bell type annealing furnace after using perhydro protective atmosphere technology, the mechanical performance of product, metallographic structure it is equal
Even property has large increase, simultaneously because bell furnace has certain flexibility in terms of organization of production so that bell-type annealing
Stove still has certain advantage in the cold rolled annealed mode of production, my company's anneling production line is right by force for EBNER companies of Austria
Flow perhydro shield type bright annealing oven.
But for cover annealing form, since coil of strip uses vertical volume entire volume longitudinal stacking mode to produce, upper and lower two
Convection-plate water conservancy diversion is placed between a volume, a stove normally fills 5 volumes, always weighs about 100 tons or so, coil of strip easily generates viscous after annealing
Defect is tied, particularly it is easy to appear edge bonding defects for thin material.
By long-term live Tracking investigation, it is found that steel roll binding is removed among caused by the reasons such as coiling tension, template
Outside plate face interlaminar bonding, there are a large amount of edge to bond for the thin material that thickness is below 0.4mm.Hot rolling raw material roll bending is wide to allow that there are one
Determine deviation, upper milling train, the coil of strip after cold rolling equally exist the situation that different degrees of width differs, then power on after pickling
Solution cleaning line, the major function of traditional electrolyte cleaning line is cleaning coil of strip plate face, adjusts coiling tension.Because supplied materials is inclined there are width
Difference cannot set center support system among CPC before coiling machine, and not so both sides all have that volume is uneven, can generally roll up
The unilateral center support systems of a set of EPC are set before taking machine, that is, ensure that one end face of coil of strip volume is neat, if width deviation is larger, in addition one
End is just present with larger bird's nest, and for such coil of strip when being heat-treated shove charge, end face can be subject to the pressure of upper strata convection-plate and coil of strip,
High-temperature annealing process light plate remitted its fury, thin material is particularly evident, and so irregular steel roll rim will be crushed out of shape, and cause
Edge largely bonds.
It bonds when being rolled onto next process skin pass mill group, production is got up extremely difficult, and unit operation speed cannot mistake first
Soon, production efficiency is influenced；Secondly bond the strip after serious coil of strip uncoiling on roll line jockey pulley, anti-jump roller, work
Some technique rollers damage such as roller and squeeze roller is serious, influences operating cost；It is the worst the result is that seriously affecting product quality, occur
A large amount of wasters, the lumber recovery for bonding volume decline 0.5%-0.8%, this is fatal for the steel industry in low margin age.
The content of the invention
The problems such as in order to solve to cause production efficiency due to steel roll binding in current flat cold-rolled sheet production process, the present invention
Propose a kind of trimming device for flat cold-rolled sheet electrolytic cleaning line for solving steel roll binding, improving production efficiency.
Trimming device of the present invention for flat cold-rolled sheet electrolytic cleaning line, for flat cold-rolled sheet electrolytic cleaning line
Trimming device, it is characterised in that：It is arranged on including circle shear, coiler for trimmings and correction pinch roller, the circle shear along electricity
Between the alkali spray slot and slewing rollers of solution cleaning line distribution, the coiler for trimmings is arranged on clear with the corresponding electrolysis of circle shear
Line opposite side is washed, circle shear outlet is connected with side silk feeder connection, and the outlet of side silk passage is connected on slitter edge volume
Take machine rewinding mouth；The correction pinch roller is arranged on circle shear upstream, the correction pinch roller and coiler for trimmings homonymy,
The rolling transmission direction of the correction pinch roller is consistent with the direction of motion of electrolytic cleaning line.
The electrolytic cleaning line is the horizontal electrolytic cleaning line of plateau.
The side silk passage is Hollow cuboids, and the entrance of side silk passage runs absolute altitude less than strip.
Described side silk passage includes vertical section and slope section, wherein the lower port of the vertical section and slope section is upper
Port is connected, and the vertical section upper port is connected with the circle shear outlet；The lower port of slope section and the slitter edge
Coiling machine rewinding mouth connects.
The side silk channel outlet turns in advance with coiler for trimmings inlet connection, and steering angle is 10-15 degree.
Install the stabilizing roller of a pair of arrangement of dislocation up and down between first pair of squeeze roller of the circle shear and alkali spray slot additional.
The beneficial effects of the invention are as follows：1st, after coil of strip trimming cleaning, batch alignment condition and be obviously improved, cover annealing
Afterwards, steel roll rim bonding situation substantially eliminates, and lumber recovery improves nearly 0.8%；2nd, the efficiency of smooth production line is improved；3rd, edge
It bonds after eliminating, some technique roller replacement cycles of flat line are accordingly normal, reduce operating cost；4th, thin material is in rewinding before transforming
Trimming because plate softens after annealing, is susceptible to cutting edge wave, goes out after transformation before thin material annealing in cleaning trimming, final finished
The probability very little of existing cutting edge wave；5th, such reforming equipment layout, difficulty of construction is small, because of circle shear and the upper palpus of coiler for trimmings design
There is height fall, and this time renovation and utilization existing equipment is basic, and circle shear is placed in plateau, terrace places coiler for trimmings, high
It spends drop and side silk passage is set, avoid civil engineering and dig deep basal pit.
Description of the drawings
Fig. 1 is the structure chart of the present invention.
Fig. 2 is the side silk passage of the present invention and coiler for trimmings connection figure.
Fig. 3 is the side silk channel design figure of the present invention.
Fig. 4 is the A-A sectional views of Fig. 1.
Fig. 5 is the B-B sectional views of Fig. 1.
Fig. 6 is the top view of the side silk passage of the present invention.
Fig. 7 is the rear baffle structure chart of the side silk passage of the present invention.
Fig. 8 is the layout of the present invention.
Specific embodiment
It further illustrates the present invention below in conjunction with the accompanying drawings
Referring to the drawings：
The trimming device of the present invention for flat cold-rolled sheet electrolytic cleaning line of embodiment 1, including circle shear 1, slitter edge
Coiling machine 2 and correction pinch roller 3, the circle shear 1 be arranged on the alkali spray slot 5 and the slewing rollers 6 that are distributed along electrolytic cleaning line it
Between, the coiler for trimmings 2 is arranged on to be gone out with 1 corresponding 7 opposite side of electrolytic cleaning line of circle shear, the circle shear 1
Mouth is connected with side silk 4 entrance of passage, and the outlet of side silk passage 4 is connected on 2 rewinding mouth of coiler for trimmings；The correction folder
Roller 3 is sent to be arranged on 1 upstream of circle shear, the correction pinch roller 3 and 2 homonymy of coiler for trimmings, the correction pinch roller 3
Rolling transmission direction is consistent with the direction of motion of electrolytic cleaning line 7.
The electrolytic cleaning line 7 is the horizontal electrolytic cleaning line of plateau.
The side silk passage 4 is Hollow cuboids, and the entrance of side silk passage 4 is less than strip operation mark
It is high.
Described side silk passage 4 includes vertical section 41 and slope section 42, wherein the lower port of the vertical section 41 with tiltedly
The upper port of slope section 42 is connected, and 41 upper port of vertical section is connected with the outlet of circle shear 1；The lower end of slope section 42
Mouth is connected with 2 rewinding mouth of coiler for trimmings.
Side silk passage 4 outlet turns in advance with 2 inlet connection of coiler for trimmings, and steering angle is 10-15 degree.
Install the stabilizing roller of a pair of arrangement of dislocation up and down between first pair of squeeze roller of the circle shear 1 and alkali spray slot 5 additional.
Specifically, original electrolytic cleaning line is the horizontal electrolytic cleaning line of plateau, cleaning section equipment is all arranged in height and is
In the plateau of 3.3 meters of mixed mud structure, just there is space between alkali spray slot and slewing rollers in plateau, a set of disk can be laid out
It cuts, coiler for trimmings is located on the ground level of positive negative zero, and the concrete plateau that circle shear exports then is made a call to a 2200*
The slot of 500mm places side silk passage herein, and side silk passage makes a rectangular tube with the steel plate of 8mm thickness, and entrance is located at
Circle shear exports, slightly below strip operation absolute altitude, avoids scratching strip, and outlet is connected on coiler for trimmings rewinding mouth, due to side silk
It, so the trend of side silk passage is " 7 " font, is rolled up in the horizontal direction at a distance of 3 meters or so in vertical section to slitter edge entrance and exit of the passage
When taking the turn steering of machine entrance, it is impossible to which right-angle steering need to shift to an earlier date wide-angle steering, and angle is advisable for 10-15 degree, is designed in passage
One gentle slope, since unit operation speed is slightly larger than coiler for trimmings coiling speed, so Bian Sihui accumulates in passage, gentle slope
The side silk for being conducive to accumulation is slid to coiler for trimmings entrance.
Circle shear both sides trimming amount cannot be too big, otherwise influences lumber recovery, this just needs to install one additional before circle shear
Deviation rectification roller ensures centering of strip steel, and in the case of avoiding cutting edge amount small, strip sideslip, edge leakage is cut, and transformation initial stage will be in plateau
Inlet turning roll has made correction pinch roller into, as a result rectifying effect very little, and in unit high-speed cruising, often leakage is cut；Through multiple
Experiment, the turning, clamping and conveying roller position that finally pinch roller of rectifying a deviation is placed below plateau, and the detection device of centering cannot be from circle
Disk is cut too closely, is otherwise rectified a deviation excessively sensitive, excessive situation of rectifying a deviation occurs.
In addition circle shear is 2.1 meters to the distance of squeeze roller with alkali spray slot first, apart from each other, when unit runs at high speed,
Strip, which is susceptible to, to be moved up and down, and influences cutting edge, need to install a pair of of stabilizing roller additional in centre, and upper and lower stabilizing roller dislocation arrangement is formed
Certain cornerite.
Whole equipment is laid out, according to live actual setting.Cleaning line after engineered after coil of strip trimming cleaning, batches pair
Neat situation is obviously improved, and after cover annealing, steel roll rim bonding situation substantially eliminates.Electrolytic cleaning line has broken biography after transformation
System cleaning line is unable to the convention of cutting edge, according to supplied materials template, batches and a variety of situations such as thickness difference, it is determined whether cutting edge, spirit
Adjustment production technology living.
Content described in this specification embodiment is only enumerating to the way of realization of inventive concept, protection of the invention
Scope is not construed as being only limitted to the concrete form that embodiment is stated, protection scope of the present invention also includes art technology
Personnel conceive according to the present invention it is conceivable that equivalent technologies mean.
Claims (3)
1. for the trimming device of flat cold-rolled sheet electrolytic cleaning line, it is characterised in that：Including circle shear, coiler for trimmings and correction
Pinch roller, the circle shear are arranged between the alkali spray slot and slewing rollers being distributed along electrolytic cleaning line, and the slitter edge batches
Machine is arranged on to be connected with the corresponding electrolytic cleaning line opposite side of circle shear, circle shear outlet with side silk feeder connection,
The outlet of the side silk passage is connected on coiler for trimmings rewinding mouth；The correction pinch roller is arranged on circle shear upstream, institute
The correction pinch roller stated and coiler for trimmings homonymy, the rolling transmission direction of correction pinch roller and the fortune of electrolytic cleaning line
Dynamic direction is consistent；The side silk passage is Hollow cuboids, and the entrance of side silk passage is less than strip operation mark
It is high；The side silk passage includes vertical section and slope section, wherein the lower port of the vertical section and the upper port of slope section
It is connected, the vertical section upper port is connected with the circle shear outlet；The lower port of slope section is batched with the slitter edge
Machine rewinding mouth connects；Install the stabilization of a pair of arrangement of dislocation up and down between first pair of squeeze roller of the circle shear and alkali spray slot additional
Roller.
2. the trimming device of flat cold-rolled sheet electrolytic cleaning line is used for as described in claim 1, it is characterised in that：The electrolysis
Cleaning line is the horizontal electrolytic cleaning line of plateau.
3. the trimming device of flat cold-rolled sheet electrolytic cleaning line is used for as described in claim 1, it is characterised in that：The side silk
The outlet of passage turns in advance with coiler for trimmings inlet connection, and steering angle is 10-15 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510942700.7A CN105364161B (en) | 2015-12-16 | 2015-12-16 | For the trimming device of flat cold-rolled sheet electrolytic cleaning line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510942700.7A CN105364161B (en) | 2015-12-16 | 2015-12-16 | For the trimming device of flat cold-rolled sheet electrolytic cleaning line |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105364161A CN105364161A (en) | 2016-03-02 |
| CN105364161B true CN105364161B (en) | 2018-05-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510942700.7A Active CN105364161B (en) | 2015-12-16 | 2015-12-16 | For the trimming device of flat cold-rolled sheet electrolytic cleaning line |
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| Country | Link |
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| CN (1) | CN105364161B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04201010A (en) * | 1990-11-29 | 1992-07-22 | Kobe Steel Ltd | Trimming method of rolled plate material |
| CN101181726A (en) * | 2007-12-14 | 2008-05-21 | 中冶南方工程技术有限公司 | Pickling line edge-cut scrap coiling apparatus |
| CN202398882U (en) * | 2011-12-13 | 2012-08-29 | 新疆八一钢铁股份有限公司 | Improved band steel continuous edge cutting process device |
| CN205237181U (en) * | 2015-12-16 | 2016-05-18 | 浙江龙盛薄板有限公司 | A side cut device for flat cold rolled sheet electrolytic cleaning line |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2833871B1 (en) * | 2001-12-20 | 2004-07-09 | Usinor | METHOD AND PLANT FOR MANUFACTURING METAL STRIPS FROM STRIPS CAST DIRECTLY FROM LIQUID METAL |
-
2015
- 2015-12-16 CN CN201510942700.7A patent/CN105364161B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04201010A (en) * | 1990-11-29 | 1992-07-22 | Kobe Steel Ltd | Trimming method of rolled plate material |
| CN101181726A (en) * | 2007-12-14 | 2008-05-21 | 中冶南方工程技术有限公司 | Pickling line edge-cut scrap coiling apparatus |
| CN202398882U (en) * | 2011-12-13 | 2012-08-29 | 新疆八一钢铁股份有限公司 | Improved band steel continuous edge cutting process device |
| CN205237181U (en) * | 2015-12-16 | 2016-05-18 | 浙江龙盛薄板有限公司 | A side cut device for flat cold rolled sheet electrolytic cleaning line |
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| Publication number | Publication date |
|---|---|
| CN105364161A (en) | 2016-03-02 |
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