For the plumbous inlet guide with rolling
Technical field
The utility model relates to rolling mill guiding, especially a kind of for lead the inlet guide with rolling.
Background technology
Electrode plate grid, as the electronics collector, plays the fixedly effect of active material simultaneously, is the important component part of lead-acid accumulator.In the use procedure of lead-acid accumulator, the active material of porous can permeate sulfuric acid, causes the grid corrosion, affects the service life cycle of grid, and then the durability of battery is caused to important impact; Simultaneously, the delivery request grid of electronics has good electric conductivity, requires the in use corrosion product of grid to have lower impedance, especially anode plate grid.Have close relationship between the corrosion resistance of grid and crystal structure, therefore in order to improve the crystal structure of grid, with the decay resistance and the passivation product that improve grid, usual way comprises the employing of alloying elements such as adding antimony and casting-rolling technology.With the grid of direct casting, compare, at first the casting moulding process casts strand, and then to strand, calendering forms rolled lead, finally forms grid by techniques such as lancing-drawings afterwards.Because rolling makes, organizing of stereotype is finer and close, mechanical strength is high, and the endurable saturating burn into cycle life of the grid of therefore producing extends.
In the operation of rolling of strip, usually need to, in the arrival end inlet porting guide and guard of milling train, make strip to be rolled exactly, stably enter milling train by set direction and state.Inlet guide, generally include support, lower guide frame, upper guide frame and paired side guide frame, the side guide frame vertically arranges and is installed on respectively fore side and the transmission side of support, upper guide frame is obliquely installed and is installed on the top of side guide frame, lower guide frame is horizontally disposed with and is installed on the below of side guide frame, surround and form the pass adapted with the strip section configuration by upper guide frame, lower guide frame and side guide frame, and dwindle gradually and be horn-like contraction along the direction of feed section of pass.
Concrete, the side guide frame comprises correction section and guide section, the correction section of side guide frame consists of the arc of vertical setting, the guide section of side guide frame consists of the straight plate of vertical setting, therefore, the side guide frame is also referred to as flipper guide, when the relative rolling centerline occurred level of center line of strip to be rolled is offset, smooth surface by arc guides to strip to be rolled to the effect of strip to be rolled under the position-limiting action of the straight plate in ,Bing both sides, tram and guarantees the correct and stable of strip position, upper guide frame, lower guide frame consists of plate equally, therefore be also referred to as upper guide plate and bottom guide, wherein upper guide plate and flipper guide are similar, comprise equally correction section and guide section, wherein the curved and arrival end of the correction section of upper guide plate is higher than the port of export, the guide section of upper guide plate is horizontal plate, and bottom guide adopts horizontal plate to form, when the relative rolling centerline generation of the center line vertical misalignment of strip to be rolled, cambered surface by the upper guide plate section of correction guides to tram to the effect of strip to be rolled by strip to be rolled, and upper, guarantee the correct and stable of strip position under the position-limiting action of bottom guide.
In correction process at each guide plate of inlet guide to strip, strip is existed to certain squeezing action, follow certain impact simultaneously.And, for steel rolling, when playing guide effect, inlet guide also will make rolled piece stable distortion in pass, and obtain desired geometry and size, therefore, inlet guide is beneficial to the stable of rolling to being extruded with of strip.But plumbous matter is soft, tension, shearing and creep strength are all extremely low, very easily distortion, and in the operation of rolling of lead band, the tension force of plumbous band is minimum, makes above-mentioned inlet guide be difficult to use in the rolling of plumbous band.And, after removing upper guide plate, the flipper guide of above-mentioned inlet guide can cause lead with the distortion of both sides, wrinkling equally, so the rolling of the plumbous band of impact, cause plumbous band slitter edge proportion very big, even may cause the integral body of local plumbous band to be scrapped.
Therefore, the inlet of rolling mill place not inlet porting guide and guard usually of the plumbous band of rolling at present, only when lead band running deviation value acquires a certain degree, by manually the lead band being rectified a deviation.But, along with the production of wide plumbous band, thin lead ribbon, manual deviation rectification more and more can not be adapted to the requirement of producing.
The utility model content
Technical problem to be solved in the utility model be to provide a kind of for lead the inlet guide with rolling, it can guarantee that plumbous band exactly, stably enters milling train by set direction and state, can avoid again the distortion of lead band and the fold that cause in correcting the plumbous process with position.
The utility model solves the technical scheme that its technical problem adopts: the inlet guide for lead with rolling, comprise support, lower guide frame and paired side guide frame, described lower guide frame is horizontally disposed with and is installed on support, described side guide frame vertically arranges and is installed on respectively fore side and the transmission side of support, and described lower guide frame is below between the side guide frame of both sides, described side guide frame comprises guide section and correction section, and wherein guide section is positioned at the port of export of lower guide frame, the arrival end that the correction section is positioned at lower guide frame; Described correction section consists of the vertical deflector roll of correction, and every side at least is provided with two vertical deflector rolls of correction; The vertical deflector roll of adjacent homonymy correction is located at the outside of the vertical deflector roll of rear correction along the direction of feed vertical deflector roll of rectifying a deviation the preceding, and the vertical deflector roll of adjacent homonymy correction is less than the radius at the vertical deflector roll of front correction along the side-play amount of the horizontal direction perpendicular to direction of feed; The inboard of the vertical deflector roll of the guide surface of described guide section and adjacent correction is tangent.
Further, described guide section consists of the vertical deflector roll of a pair of guiding.
Further, the vertical deflector roll of described correction is identical with the specification of the vertical deflector roll of guiding.
Further, described lower guide frame consists of bottom guide.
Further, the arrival end of described bottom guide is provided with the correction horizontal roller that is installed on support, and the guide surface of described bottom guide is tangent with the top side of correction horizontal roller.
Further, the vertical deflector roll of the vertical deflector roll of described correction and guiding is installed on bottom guide and is rack-mount through bottom guide.
Further, installation shaft of the vertical deflector roll of described each correction and the vertical deflector roll of each guiding is installed on bottom guide through governor motion respectively, the adjusting direction along continuous straight runs of described governor motion perpendicular to direction of feed.Further, be provided with groove on described bottom guide, the bearing of trend of described groove is along the horizontal direction perpendicular to direction of feed, be provided with through groove the slide block that is slidably matched with groove, the top of described slide block and bottom are installed with respectively limited block, and the limited block of slide block bottom detachably is fixedly connected with slide block, described slide block is fixedly clamped and is installed on bottom guide through two limited blocks; Described governor motion comprises groove, slide block and limited block.Further, described installation shaft and slide block are one-body molded, the limited block on described slide block top by spacing back-up ring form, the limited block of bottom consists of the nut with slide block bottom threaded engagement.
Further, the vertical deflector roll of described correction arranges and is symmetricly set in both sides in pairs.
The beneficial effects of the utility model are: the rolling of plumbous band need to not carried out crimp to the lead band at the inlet guide place, and therefore lower guide frame only is set, and plumbous band with being close to of lower guide frame, also guarantees the lengthwise position of plumbous band under Gravitative Loads.During the side direction correction, plumbous being with along the vertical deflector roll of the correction face of cylinder slided to the inside, and correction is simultaneously found deflector roll and driven the first interior lateral movement of plumbous band, thereby effectively accelerates correction speed and avoid the impact with both sides to lead in the correction process.Therefore inlet guide of the present utility model, can guarantee that plumbous band exactly, stably enters milling train by set direction and state, can avoid again correct plumbous with the process of position in the percussion distortion of lead band and the fold that cause.
The accompanying drawing explanation
Fig. 1 is the schematic top plan view of the utility model embodiment;
Fig. 2 is the structural representation of the utility model embodiment;
Fig. 3 is the mounting structure schematic diagram of the vertical deflector roll of the utility model embodiment.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Of the present utility model for lead the inlet guide with rolling, comprise support 1, lower guide frame and paired side guide frame, described lower guide frame is horizontally disposed with and is installed on support 1, described side guide frame vertically arranges and is installed on respectively fore side and the transmission side of support 1, and described lower guide frame is below between the side guide frame of both sides, described side guide frame comprises guide section and correction section, and wherein guide section is positioned at the port of export of lower guide frame, the arrival end that the correction section is positioned at lower guide frame; Described correction section consists of the vertical deflector roll 3 of correction, and every side at least is provided with two vertical deflector rolls 3 of correction; The vertical deflector roll 3 of adjacent homonymy correction is located at the outside of the vertical deflector roll 3 of rear correction along the direction of feed vertical deflector roll 3 of rectifying a deviation the preceding, and the vertical deflector roll 3 of adjacent homonymy correction is less than the radius at the vertical deflector roll 3 of front correction along the side-play amount of the horizontal direction perpendicular to direction of feed; The inboard of the vertical deflector roll 3 of the guide surface of described guide section and adjacent correction is tangent.
Above-mentioned transmission side is the side that corresponding milling train arranges transmission device, and fore side is that the opposite side of milling train is also a side of corresponding milling train operation.The port of export along direction of feed after an end, arrival end is along a direction of feed end the preceding.Above-mentioned inboard near a side of inlet guide feeding center line, the outside away from a side of inlet guide feeding center line.
Inlet guide of the present utility model, be exclusively used in the rolling of plumbous band, with lead, with rolling, adapt, need to not carry out crimp to the lead band at the inlet guide place, therefore lower guide frame only is set, lead density is very big, can effectively guarantee being close to of plumbous band and lower guide frame under Gravitative Loads, also guarantees the lengthwise position of plumbous band.Secondly, by the vertical deflector roll 3 of rectifying a deviation, replace existing arc, being slidably matched in the correction process changed into to roll coordinate, can effectively reduce in the correction process percussion to the lead band; Concretely, during correction, plumbous being with along the vertical deflector roll of correction 3 faces of cylinder slided to the inside, and correction is simultaneously found deflector roll 3 and driven the first interior lateral movement of plumbous band, thereby effectively accelerates correction speed and avoid the impact with both sides to lead in the correction process.Therefore inlet guide of the present utility model, can guarantee that plumbous band exactly, stably enters milling train by set direction and state, can avoid again correct plumbous with the process of position in the percussion distortion of lead band and the fold that cause.
The above-mentioned adjacent vertical deflector roll 3 of homonymy correction is rectified a deviation the preceding and is stood the outside that deflector roll 3 is located at the vertical deflector roll 3 of rear correction along direction of feed, and the vertical deflector roll 3 of adjacent homonymy correction is less than the radius at the vertical deflector roll 3 of front correction along the side-play amount of the horizontal direction perpendicular to direction of feed, the inboard semi-cylindrical of the vertical deflector roll 3 of correction after the contact position that has guaranteed the vertical deflector roll 3 of correction after the lead band after vertical deflector roll 3 corrections of front correction coexists is located at, guaranteed to drive the slip to the inside of plumbous band at the vertical deflector roll 3 of rear correction, avoided plumbous band stuck at the vertical deflector roll of rear correction 3 places.And the inboard of the vertical deflector roll 3 of the guide surface of guide section and adjacent correction is tangent, also guaranteed that plumbous band can enter guide section smoothly after the vertical deflector roll 3 of end correction.The external diameter that the magnitude setting of the vertical deflector roll 3 of correction founds deflector roll 3 with rectifying a deviation and the maximum offset of plumbous band are relevant; Simultaneously, vertical deflector roll 3 magnitude settings of correction are more, and the correction amount of the vertical deflector roll 3 of each correction is less, less to the active force of lead band.In example as shown in the figure, as shown in Figure 1 and Figure 2, every side is provided with three vertical deflector rolls 3 of correction.
Above-mentioned guide section can adopt and existing identical straight plate structure.But, for simplified structure, best, described guide section consists of the vertical deflector roll 4 of a pair of guiding.Due to vertical deflector roll 3 places of rectifying a deviation endways, lead has been with correction, therefore found the vertical deflector roll 3 of correction of deflector roll 4 and end by guiding, can form and there is certain-length and width and roll with band the passage that plumbous bandwidth adapts, avoid sideslip and the deflection of plumbous band, in simplified structure, effectively guarantee plumbous with position accurately and stable.
For convenient, replace, in example as shown in the figure, the vertical deflector roll 3 of described correction is identical with the specification of the vertical deflector roll 4 of guiding.Certainly, in order not change the inlet guide overall structure, also i.e. correction is stood under the prerequisite of deflector roll 3 quantity, in order to increase maximum correction amount, also can adopt the vertical deflector roll 3 of correction of different size.
Lower guide frame can adopt roller-way to form, but plumbous matter is soft, the distortion of easily sinking between adjacent roller, and therefore, as shown in Figure 1 and Figure 2, best, described lower guide frame consists of bottom guide 2.
Further, the arrival end of described bottom guide 2 is provided with the correction horizontal roller 5 that is installed on support 1, and the guide surface of described bottom guide 2 is tangent with the top side of correction horizontal roller 3.When lead band lengthwise position during a little less than bottom guide 2, by the effect of correction horizontal roller 5, drive plumbous band and rise and enter bottom guide 2, and lead with under Gravitative Loads, guarantee plumbous be with and bottom guide 2 between being close to; During a little more than bottom guide 2, by the deadweight of lead band, guarantee being close between plumbous band and bottom guide 2 when lead band lengthwise position.
For further simplified structure, the vertical deflector roll 3 of described correction and the vertical deflector roll 4 of guiding are installed on bottom guide 2 and through bottom guide 2 and are arranged on support 1.
In order to make inlet guide of the present utility model can be applicable to the production of the plumbous band of different size, installation shaft 6 of the vertical deflector roll 3 of described each correction and the vertical deflector roll 4 of each guiding is installed on bottom guide 2 through governor motion respectively, the adjusting direction along continuous straight runs of described governor motion perpendicular to direction of feed.Concrete, as shown in Figure 3, be provided with groove 7 on described bottom guide 2, the bearing of trend of described groove 7 is along the horizontal direction perpendicular to direction of feed, be provided with through groove 7 slide block 8 that is slidably matched with groove 7, the top of described slide block 8 and bottom are installed with respectively limited block, and the limited block of slide block 8 bottoms detachably is fixedly connected with slide block 8, and described slide block 8 is fixedly clamped and is installed on bottom guide 2 through two limited blocks; Described governor motion comprises groove 7, slide block 8 and limited block.In order to guarantee the support to each vertical deflector roll, avoid the swing of each vertical deflector roll, in example as shown in the figure, as shown in Figure 2, described installation shaft 6 and slide block 8 are one-body molded, the limited block on described slide block 8 tops by spacing back-up ring 9 form, the limited block of bottom consists of the nut 10 with slide block 8 bottom threaded engagement.
The vertical deflector roll 3 of the correction of both sides can interlacedly arrange, and correction amount corresponding to vertical deflector roll 3 difference of each correction.But, for convenient processing and adjustment as above, in example as shown in the figure, the vertical deflector roll 3 of described correction arranges and is symmetricly set in both sides in pairs.