Roller way system and method for work thereof
Technical field
The present invention relates to a kind of roller way system and method for work thereof, relate in particular to a kind of roller way system and method for work thereof of on-line correction steel plate position.
Background technology
Along with the fast development of Chinese national economy, the pipeline of the specific (special) requirements such as the high strength of domestic demand, high pressure, weather-proof, anti-corrosion, cracking resistance, petroleum storage tank, used for oil platform steel etc. can not satisfy the demands take Wide and Thick Slab, cut deal as the steel products of representative.From 2004, led by China, start for the third time upsurge in construction of cut deal, wide and heavy plate mill of the whole world, current construction upsurge will mainly satisfy China's downstream industry to the growth of cut deal, Wide and Thick Slab specific demand.
In order to produce high-level product and to obtain good production efficiency, the equipment such as controlled rolling and controlled cooling technology, furnace outer refining technology, equipment thermal straightening machine, ultrasonic flaw detecting device, cutter have generally been taked on the Heavy Plate Production line of, reconstruction newly-built at these.Wherein bilateral scissors are to guarantee during cut deal, Wide and Thick Slab are produced that steel plate width meets production requirement, improves the important equipment of steel plate edge quality, be positioned at before the heat treatment step, after the cold bed cooling, be used for excising irregular limit section, guarantee that quality of edges is cut into steel plate width and the length of regulation simultaneously, to reach product requirement.Along with the raising of market to the steel sheet product quality requirement, and cut deal, Wide and Thick Slab product be in use to the requirement of sheet material width and quality of edges, and the application of bilateral scissors on cut deal, Heavy Plate Rolling Line obtains paying attention to and be fast-developing.In recent years, newly-built production line mostly adopted rolling-cut double side shear, and shear efficiency also is guaranteed when shearing thickness and precision are all more satisfactory.
For the ease of understanding, now describe the operating procedure that after steel plate is cooled, enters bilateral scissors in the prior art in detail in connection with Fig. 1.Steel plate is transported to crop shears 9 by conveyor roller 8 after being cooled in cold bed 7.Steel plate betransported roller-way 8 and continues forward transportation after crop shears 9 carry out crop.Measure the length of steel plates along the transporting direction of steel plate at the laser length measuring machine 13 in crop shears 9 downstreams, then shear predetermined length by crop shears 9.The steel plate of the predetermined length of being cut is reversed band to band transfer module 10 and is transported to the roller-way 12 of proofreading and correct steel plate position.The length and the width that are installed in the 14 pairs of steel plates of laser length measurement width gage on the transportation route of roller-way 12 are measured, and then utilize bilateral scissors 11 to cut the limit.
But abnormal displacement occured because steel plate is transported to the process light plate of bilateral scissors 11 by cold bed 7 at conveyor roller 8 and/or roller-way 12 in steel plate before entering bilateral scissors 11, therefore need to carry out the centering operation to steel plate.Steel plate rests on the roller-way in bilateral scissors 11 the place aheads during operation, steel plate is pushed into the side with baffle plate of roller-way by pusher, steel plate on the roller-way projects the parallel laser beam of two bundles to laser designator take bilateral scissors as benchmark, spacing between the laser beam is the width of the steel plate that will obtain, operating personnel on the operating desk are according to two bundle laser of laser designator irradiation, make laser rays all on steel plate by adjusting magnet centralising device moving steel plate position, and the distance of two laser rays and the limit section of corresponding steel plate about equally.Operating personnel and equipment that this process need is special are finished, and have affected the performance of shear line production capacity and have increased site operation personnel's operation intensity.
Summary of the invention
The object of the present invention is to provide a kind of roller way system and method for work thereof that can the on-line correction steel plate.
The present invention also aims to provide a kind of roller way system and method for work thereof that can realize the steel plate centering operation.
To achieve these goals, a kind of roller way system is provided, comprise: the first conveyor roller, comprise a plurality of the first transport rollers, one side is furnished with a plurality of fixedly edger rolls in the end of described a plurality of the first transport rollers, and described a plurality of fixedly edger rolls are arranged in vertically on the direction parallel with the transporting direction of described roller way system and can rotate by in the vertical direction; The second conveyor roller, comprise a plurality of the second transport rollers, be furnished with a plurality of removable edger rolls described a plurality of the second transport rollers with identical end described the first transport roller a side, described a plurality of removable edger roll is arranged in vertically on the direction parallel with the transporting direction of described roller way system and can be rotated by in the vertical direction, between two adjacent the second transport rollers, be provided with the rail plate for the motion of removable edger roll corresponding to guiding, the bearing of trend of rail plate is substantially perpendicular to transporting direction, wherein, each first transport roller is arranged with respect to transporting direction deflection the first angle ground, each fixedly edger roll be arranged between two adjacent the first transport rollers, wherein, each second transport roller is arranged with respect to transporting direction deflection the second angle ground, each removable edger roll is arranged between two adjacent the second transport rollers, described a plurality of removable edger roll is connected as one by at least one catch bar, hydraulic stem promotes catch bar, so that removable roller moves along rail plate.
When described fixedly edger roll and described removable edger roll are disposed in right-hand member one side of the first transport roller and the second transport roller with respect to transporting direction, each first transport roller can arrange that with respect to clockwise deflection the first angle of transporting direction ground each second transport roller can be arranged with respect to clockwise transporting direction deflection the second angle ground; When described fixedly edger roll and described removable edger roll are disposed in left end one side of the first transport roller and the second transport roller with respect to transporting direction, each first transport roller can arrange that with respect to counterclockwise deflection the first angle of transporting direction ground each second transport roller can be arranged with respect to counterclockwise transporting direction deflection the second angle ground
Described the first angle can be at 2 degree to the scope of 8 degree, and described the second angle can be at 1 degree to the scope of 5 degree.
Described the first angle can be 5 degree, and described the second angle can be 3 degree.
The diameter of described fixedly edger roll can be 1/4 to 1 times of diameter of the first transport roller, and the diameter of described removable edger roll can be 1/4 to 1 times of diameter of the second transport roller.
Described roller way system also can comprise a plurality of laser length measurement width gages for the width of measuring steel plate of equally spaced arranging along described transporting direction.
Each catch bar can connect 5 to 15 removable edger rolls, and each catch bar can be promoted by 1 to 3 hydraulic stem.
The center of described a plurality of fixedly edger rolls can be arranged on the same vertical plane with the central point of the end surfaces of the described end of described the first transport roller.
This roller way system can be disposed in the place ahead of bilateral scissors.
According to a further aspect in the invention, provide a kind of method of work of roller way system, described method of work comprises the steps: to utilize the first conveyor roller transportation steel plate, and utilizes fixedly that edger roll is adjusted into the vertical parallel with transporting direction of steel plate with steel plate; Measure the mean value of the width of steel plate; Utilize the second conveyor roller transportation steel plate; Distance between the extended line at the center line of the width of calculating steel plate and the centering center of bilateral scissors; Utilize hydraulic stem to promote catch bar, so that removable edger roll is in the mobile described distance of sliding rail, to realize the centering of steel plate.
Described method also can comprise: utilize the laser length measurement width gage to measure the width of steel plate.
Can make online completing place correction in the transportation of steel plate on roller-way according to roller way system of the present invention, avoid steel plate in transportation abnormal displacement to occur.The time that the method for work of this roller way system has spent when having reduced on the production line light plate is conducive to give full play to the ability to work of bilateral scissors, has improved operating efficiency.
In addition, roller way system according to the present invention is conducive to realize automation by the on-line correction steel plate position, has reduced personnel's amount of labour and can simplify the layout of execute-in-place platform.Simple in structure, reliable according to the roller way system of on-line correction steel plate position of the present invention is conducive to safeguard.And laser length measuring machine, laser length measurement width gage related among the present invention can come sharing data by the existing equipment on the production line, and do not need to arrange in addition again, thereby can improve equipment effectiveness, minimizing equipment investment.
Description of drawings
By the description of carrying out below in conjunction with accompanying drawing, above and other purpose of the present invention and characteristics will become apparent, wherein:
Fig. 1 is the schematic diagram of the production line equipment of shearing steel plate in the prior art;
Fig. 2 is the roller-way structural representation according to the on-line correction steel plate position of the embodiment of the invention;
Fig. 3 be according to the embodiment of the invention with the fixing structural representation of the first conveyor roller of edger roll;
Fig. 4 is the structural representation with the second conveyor roller of removable edger roll according to the embodiment of the invention;
Fig. 5 is according to the fixedly edger roll of the embodiment of the invention and the structural representation between the first conveyor roller;
Fig. 6 is according to the removable edger roll of the embodiment of the invention and the structural representation between the second conveyor roller;
Fig. 7 is positioned at the fixedly anglec of rotation enlarged diagram of the transport roller at edger roll place in the utility model that illustrates according to the embodiment of the invention.
Main Reference numeral:
1, the first transport roller; 1 ', the second transport roller; 2, fixing edger roll; 2 ', removable edger roll; 3, pushing ram; 4, rail plate; 5, hydraulic stem; 6, support; 7, cold bed; 8, conveyor roller; 9, crop shears; 10, upset band to band transfer module; 11, bilateral scissors; 12, roller-way; 13, laser length measuring machine; 14, laser length measurement width gage; 15, the first conveyor roller; 16, the second conveyor roller, 17, bilateral scissors centering center line; 18, the extended line of bilateral scissors centering center line; 19, steel plate.
The specific embodiment
Below, describe with reference to the accompanying drawings embodiments of the invention in detail.
The below will be take the production-line arrangement shown in Fig. 1 as the roller way system of basis detailed description according to on-line correction steel plate position of the present invention.That is to say that improvements of the present invention are mainly for the roller way system that is positioned at bilateral scissors 11 upstreams.
Shown in Fig. 2-6, the roller way system of on-line correction steel plate position comprises: the first conveyor roller 15, comprise a plurality of the first transport rollers 1, described the first transport roller 1 is positioned at the downstream of crop shears 9 along the transporting direction of roller way system, and towards the transporting direction transportation steel plate of steel plate; The second conveyor roller 16, comprise a plurality of the second transport rollers 1 ', described the second transport roller 1 ' will be by the steel plate 19 of the first conveyor roller 15 transportation towards bilateral scissors 11 transportations.
End one side of the first conveyor roller 15 is provided with a plurality of fixedly edger rolls 2, each fixedly edger roll 2 be installed in vertically between two adjacent the first transport rollers 1, and supported by support 6 so that each fixedly edger roll 2 can rotate vertically around its axis., described a plurality of fixedly edger rolls 2 can be arranged on the direction of the direction parallel with described transporting direction.Preferably, fixedly the axis of edger roll 2 that is to say on the side line of the first conveyor roller 15, and the line at the center of described a plurality of fixedly edger rolls 2 overlaps at the close fixedly line at the center of the end surfaces of edger roll 2 one sides with described a plurality of the first transport rollers 1.In other words, the central point of the end surfaces of a described side of the center of described a plurality of fixedly edger rolls 2 and the first transport roller is arranged on the same vertical plane, as shown in Figure 7.Although in the present embodiment, fixedly edger roll 2 is arranged at this, and fixedly the position of edger roll 2 can change as required.
Be provided with in the same side of the second conveyor roller 16 a plurality of removable edger rolls 2 '.Each removable edger roll 2 ' the same with fixing edger roll 2 be arranged on vertically two adjacent the second transport rollers 1 ' between.Described a plurality of removable edger roll 2 ' should be disposed in equally on the direction of the direction parallel with described transporting direction.
Described a plurality of removable edger roll 2 ' can be supported integratedly by pushing ram 3, and pushing ram 3 is supported by hydraulic stem 5, thereby removable edger roll 2 ' can rotate vertically around its axis can also move by the opposite side along the rail plate 4 that is substantially perpendicular to transporting direction towards the second conveyor roller 16.Preferably, can be with a pushing ram 3 of the removable edger roll 2 in 5 to 15 quantitative ranges ' be connected to, each pushing ram 3 can be advanced by at least one hydraulic stem, to consist of one section with the conveyor roller of removable edger roll.Preferably, each pushing ram 3 can be advanced by three hydraulic stems, with the effect that realizes that good balance advances.The second conveyor roller 16 can comprise the above-mentioned conveyor roller with removable edger roll of multistage.Preferably, the first conveyor roller 15 is identical with the length of the second conveyor roller 16.
For conveniently make the steel plate that betransported keep parallel with transporting direction and close fixedly edger roll 2 and removable edger roll 2 ', when fixing edger roll 2 is arranged on the right side with respect to the transporting direction of steel plate, the first transport roller 1 can be designed to turn clockwise 2 degree to 8 degree (being represented by θ) with respect to the transporting direction of steel plate in accompanying drawing 7, the second transport roller 1 ' can be designed to turn clockwise 1 degree to 5 degree with respect to the transporting direction of steel plate.Preferably, as shown in Figure 7, the first transport roller 1 can be set to transporting direction with respect to steel plate 5 degree that turn clockwise.Preferably, the second transport roller 1 ' can be set to is with respect to the transporting direction of steel plate 3 degree that turn clockwise.Like this, the transport roller 1 and 1 that deflection ground arranges ' steel plate is transported towards the side of edger roll and removable edger roll that is provided with fixedly of roller way system, thereby be convenient to the correction for direction of steel plate for parallel with transporting direction, proofread and correct the position of steel plate and operate double end and cut and shear thereby like this can be conveniently carry out dimensional measurement by 14 pairs of steel plates of laser length measurement width gage.
Although the present invention is with transport roller 1 and 1 ' be deflected to clockwise example with respect to the transporting direction of steel plate to be described, but obviously transport roller 1 and 1 ' also can be with respect to the counterclockwise deflection of the transporting direction of steel plate, simultaneously fixedly edger roll 2 and removable edger roll 2 ' should be disposed in respect to transporting direction the left side of described roller way system.
For guarantee removable edger roll 2 ' can transport roller 1 ' between slide, the adjacent transport roller 1 of removable edger roll 2 ' should be arranged in gap ' between.In addition, fixedly edger roll 2 also can be arranged between the adjacent transport roller 1 with gap.Preferably, fixedly the diameter of edger roll 2 is 1/4 to 1 times of diameter of the first transport roller 1, removable edger roll 2 ' diameter be the second transport roller 1 ' 1/4 to 1 times of diameter.
As shown in Figure 1, laser length measurement width gage 14 is positioned at the place ahead of bilateral scissors 11, and when steel plate was transported to bilateral scissors 11 by crop shears 9, a plurality of laser length measurement width gages 14 were equally spaced measured the width of steel plate on the steel plate length direction.Preferably, 3 to 50 laser length measurement width gages 14 can be set, and the width that these laser length measurement width gages are measured is averaged as the width B of steel plate.Laser length measurement width gage 14 will omit the detailed description to its using method here for steel production enterprise length measuring instrument commonly used.
The below cuts the place ahead centering of 11 and describes the according to an embodiment of the invention method of work of the roller way system of on-line correction steel plate position in detail as example to realize steel plate with reference to Fig. 2 in double end.
1, after steel plate finish rolling by crop shears 9 crops, the length L of then measuring according to laser length measuring machine 13 is carried out crop to steel plate again, to obtain the steel plate of predetermined length L;
2, by the upset band to band transfer module with steel plate transport to the roller way system of on-line correction steel plate position, and utilize and to be positioned at double end and to cut the laser length measurement width gage 14 in 11 the place aheads is measured steel plate equidistantly on the point of a plurality of quantity width, and calculate the mean value B of the width of steel plate;
3, steel plate by the roller way system of on-line correction steel plate position in bilateral scissors 11 transportations, at first pass through the fixedly steel plate transport roller-way 15 of edger roll 2 of leading portion, when on the steel plate length direction by the fixing steel plate transport roller-way of edger roll 2 enter into fully with removable edger roll 2 ' the steel plate transport roller-way time, when steel plate transmits along conveyor roller, can be with removable edger roll 2 ' move towards the extended line at the bilateral scissors centering center distance of L1-B/2, wherein, L1 is the extended line 18 at bilateral scissors centering center and the fixing line distance in the horizontal direction at the end surfaces center of edger roll, overlaps with the extended line 18 at the centering center of bilateral scissors 11 with the longitudinal centre line with steel plate;
4, steel plate enters the bilateral scissors working position and carries out limit section and shear;
5, next block plate is carried out above-mentioned steps 1-4 and finish successively the on-line correction steel plate position.
Although the present invention cuts as example take double end and describes roller way system and method for work thereof according to on-line correction steel plate position of the present invention in detail, the roller way system of obvious on-line correction steel plate position of the present invention can be applicable in any production technology of adjusting of need to being alignd in the position of steel plate.
Roller way system according to on-line correction steel plate position of the present invention can make online completing place correction in the transportation of steel plate on roller-way, avoids steel plate in transportation abnormal displacement to occur.The time that the method for work of this roller way system has spent when having reduced on the production line light plate is conducive to give full play to the bilateral scissors ability to work, increases work efficiency.
In addition, be conducive to realize automation according to the roller way system of on-line correction steel plate position of the present invention, reduced personnel's amount of labour and can simplify the layout of execute-in-place platform.Simple in structure, reliable according to the roller way system of on-line correction steel plate position of the present invention is conducive to safeguard.And laser length measuring machine, laser length measurement width gage related among the present invention can come sharing data by existing equipment on the production line, and do not need other setting, thereby can improve equipment effectiveness, minimizing equipment investment.
The invention is not restricted to above-described embodiment, without departing from the present invention, can carry out various changes and modifications.
This specification based on.Its content all is contained in this.