Paper covering machine for lead-acid storage battery
Technical Field
The utility model relates to a lead acid battery makes the field, concretely relates to cover paper machine for lead acid battery.
Background
Lead acid battery piece formula polar plate need cover the coating paper after pasting, traditional paper machine that covers generally is after the coating machine production is accomplished, the process of covering paper again, but traditional paper machine that covers easily causes the coating paper and the polar plate laminating inseparable, and laminating size deviation is great, it is inconvenient to change the scroll, inefficiency, the effect is poor, and in order to get rid of the floating powder and the pimple on polar plate surface, need use acid leaching technology, waste acid pollution has been produced, both the polluted environment, the life of battery has also been influenced.
The Chinese utility model patent application (publication date: 2019, 1/18/h, publication number: CN 109244376A) discloses a paper covering machine for a lead-acid storage battery polar plate, which comprises a frame, wherein one side of the frame is a polar plate inlet side, the other side of the frame is a polar plate outlet side, and a guide mechanism for guiding the covering paper and a compression roller mechanism for extruding the laminated and covered polar plate are sequentially arranged on the frame from the polar plate inlet side to the polar plate outlet side; a licker-in mechanism for pricking holes on the covering paper and a paper rolling mechanism for installing the covering paper. The utility model discloses a licker-in mechanism can make and cover to prick corresponding hole on the paper, and can prevent to cover paper and produce skew with the polar plate at the in-process of transmission through guiding mechanism, again extrude the polar plate after covering paper through compression roller mechanism, and eliminate the produced bubble of covering paper and the laminating of polar plate surface lead plaster through the hole that licker-in mechanism produced, it is inseparabler to make the polar plate with cover the laminating of paper, and make the polar plate surface produce the line the same with the compression roller, improve follow-up formation process efficiency, improve lead acid battery's quality, but when wearing paper, paper and polar plate are difficult to laminate smoothly, the paper is disorderly or piles up phenomenon together easily appear.
Disclosure of Invention
The utility model aims at exactly being not enough to above-mentioned technique, provide a cover paper machine for lead acid battery, it is effectual to cover paper, and is efficient, has reduced the floating powder and the pimple on polar plate surface, has abolished the waste acid pollution of drenching sour technology, has prolonged the life of battery.
In order to achieve the purpose, the paper covering machine for the lead-acid storage battery comprises a frame, wherein one end of the frame is provided with a polar plate conveying mechanism connected with a coating machine, the other end of the frame is provided with a sheet discharging mechanism, a paper covering mechanism is arranged between the polar plate conveying mechanism and the sheet discharging mechanism, a rolling mechanism is arranged on the paper covering mechanism, a slitting mechanism is arranged between the paper covering mechanism and the sheet discharging mechanism, the frame is also provided with an unreeling mechanism for providing coated paper, a dynamic tensioning mechanism, a paper extruding mechanism, a paper cutting mechanism, a vacuum belt paper sucking mechanism and a paper penetrating limiting mechanism are sequentially arranged between the unreeling mechanism and the paper covering mechanism, the vacuum belt paper sucking mechanism comprises a vacuum belt, a power shaft, a driven shaft and a paper sucking servo motor for driving the power shaft to rotate, when the cut coated paper enters the vacuum belt, negative pressure suction force is arranged on the inner side of the vacuum belt, drive the coated paper and down carry, the control of here by inhale paper servo motor accurate control, the vacuum area is inhaled the bottom of paper mechanism and is equipped with slim negative pressure mechanism of induced drafting, slim negative pressure mechanism of induced drafting is including establishing the vacuum area is inhaled the vacuum cover of paper mechanism bottom and is located the garbage collection device of vacuum cover below works as the vacuum area is inhaled coated paper on the paper mechanism and is broken away from the vacuum area after, the vacuum cover will be coated in the paper steadily inhales the cover rapidly, and paper and polar plate can laminate smoothly when guaranteeing to wear paper, avoid appearing the paper phenomenon disorderly or piling up together.
Preferably, wear paper stop gear and include a fixed optical axis and be located freely gliding slip optical axis about the fixed optical axis top, when the polar plate that carries reachs when wearing paper stop gear, scribble the board paper and cooperate with the polar plate, accomplish the two and cover paper and paste the function, and when the compromise of scribbling the board paper and polar plate contact, it can guarantee to scribble the board paper and closely laminate with the polar plate topside to wear paper stop gear, prevents the phenomenon of paper vacancy, has greatly guaranteed to cover the paper effect.
Preferably, the dynamic tensioning mechanism comprises linear bearings respectively arranged on two vertical rods, a polished rod is connected between the linear bearings, when the machine operates, the coated paper after unreeling is always in a non-uniform motion state, the coated paper can accurately enter the paper squeezing mechanism for ensuring, the dynamic tensioning mechanism is required to be aligned and leveled, and the vertical rods on two sides move up and down in small amplitude, so that the coated paper is always in a tensioning state, and the tidy effect during paper covering is ensured.
Preferably, the polar plate conveying mechanism comprises two outer conveying chains which are positioned at two sides and used for hooking polar plates and lugs and a middle conveying chain which is positioned in the outer conveying chains and used for hooking the bottom of the polar plates, and the polar plates are conveyed to the inside of the machine and are equipped for a subsequent paper covering process.
Preferably, the paper squeezing mechanism comprises an iron roller and a rubber roller for squeezing the coated paper, and an adjusting cylinder for controlling a gap between the iron roller and the rubber roller, the conveying pressure of the coated paper is controlled by adjusting the pressure of the adjusting cylinder, a synchronous belt wheel synchronous with the vacuum belt paper suction mechanism is mounted behind the iron roller, the speed of the vacuum belt paper suction mechanism at the lower end can be ensured to be consistent with that of the rubber roller, and the paper conveying is controlled to be stable and reliable; the paper cutting mechanism comprises a blade and two rollers which are respectively positioned on two sides of the coated paper, the blade is connected with a paper cutting servo motor, the film length can be set according to the height of a polar plate and the corresponding film length can be automatically cut off, and the blade edge of the blade is provided with intermittent small grooves, so that the required coated paper can be cut out without breaking; the paper coating mechanism comprises a pair of rubber rollers and a driving power assembly of the rubber rollers, when coated paper on the vacuum belt is separated from the vacuum belt, the coated paper is rapidly sucked by the thin negative pressure air suction mechanism at the bottom, when the top of a polar plate on the polar plate conveying mechanism is just coincident with the folded position of the coated paper, the coated paper and the thin negative pressure air suction mechanism complete the connection, and the coated paper and the polar plate are jointed under the action of the paper penetrating limiting mechanism and then enter the rubber rollers, and the coated paper and the polar plate are perfectly bonded through the extrusion of the rubber rollers.
Preferably, the rolling mechanism comprises a pair of rubber rollers, patterns are engraved on the rubber rollers, when the polar plate passes through, the rubber rollers extrude the polar plate, the coated paper is tightly adhered to the lead plaster on the surface of the polar plate, the polar plate is ensured not to fall off after being cured and dried, and the subsequent process is ensured; the unwinding mechanism comprises an inflatable shaft wound with the coated paper and an unwinding servo motor driving the inflatable shaft to rotate, and when the polar plate conveying mechanism conveys the polar plate, the unwinding servo motor is matched with the paper cutting servo motor and the paper suction servo motor to discharge the coated paper with corresponding length; the sheet discharging mechanism comprises a small roller and a pair of rubber rollers, and when the cut pole plate enters the small roller and the rubber rollers, the pole plate is conveyed out of the machine by the small roller and the rubber rollers to prepare for subsequent drying.
Preferably, an ultrasonic sensor is arranged on the unwinding mechanism and used for monitoring the coated paper on the unwinding mechanism.
Compared with the prior art, the utility model, have following advantage:
1. the production efficiency of the paper coating machine can be synchronized, and the paper coating efficiency and the paper coating effect are greatly improved;
2. the paper and the polar plate can be smoothly attached during paper penetration through the vacuum belt paper suction mechanism and the thin negative pressure air suction mechanism, so that the phenomenon that the paper is disordered or stacked together is avoided;
3. the floating powder and lumps on the surface of the polar plate are reduced, the waste acid pollution of the acid leaching process is eliminated, and the service life of the battery is prolonged.
Drawings
FIG. 1 is a schematic structural view of a paper covering machine for lead-acid storage batteries according to the present invention;
FIG. 2 is a schematic structural view of the paper squeezing mechanism, the paper cutting mechanism, the vacuum belt paper suction mechanism, the paper covering mechanism and the thin negative pressure air suction mechanism in FIG. 1;
FIG. 3 is a schematic structural diagram of the pole plate conveying mechanism in FIG. 1;
FIG. 4 is a schematic structural diagram of the sheet discharging mechanism, the rolling mechanism, the slitting mechanism and the unwinding mechanism in FIG. 1;
FIG. 5 is a schematic structural view of the paper threading limiting mechanism in FIG. 1;
FIG. 6 is a schematic structural view of the dynamic tensioning mechanism of FIG. 1;
fig. 7 is a schematic structural view of the thin negative pressure suction mechanism in fig. 1.
The components in the figures are numbered as follows:
the device comprises a frame 1, a polar plate conveying mechanism 2, a sheet discharging mechanism 3, a paper covering mechanism 4, a rolling mechanism 5, a splitting mechanism 6, coated paper 7, an unwinding mechanism 8, a dynamic tensioning mechanism 9, a paper squeezing mechanism 10, a paper cutting mechanism 11, a vacuum belt paper suction mechanism 12, a paper penetrating limiting mechanism 13, a thin negative pressure air suction mechanism 14, a vertical rod 15, a linear bearing 16, a polished rod 17, a vacuum cover 18, an outer conveying chain 19, an intermediate conveying chain 20 and an ultrasonic sensor 21.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
As shown in fig. 1, the paper covering machine for lead-acid storage battery of the present invention comprises a frame 1, one end of the frame 1 is provided with a polar plate conveying mechanism 2 connected with a coating machine, the other end of the frame 1 is provided with a sheet discharging mechanism 3, a paper covering mechanism 4 is arranged between the polar plate conveying mechanism 2 and the sheet discharging mechanism 3, the paper covering mechanism 4 is provided with a rolling mechanism 5, a slitting mechanism 6 is arranged between the paper covering mechanism 4 and the sheet discharging mechanism 3, the frame 1 is further provided with an unwinding mechanism 8 for providing coated paper 7, a dynamic tensioning mechanism 9, a paper extruding mechanism 10, a paper cutting mechanism 11, a vacuum belt paper absorbing mechanism 12 and a paper penetrating limiting mechanism 13 are sequentially arranged between the unwinding mechanism 8 and the paper covering mechanism 4, as shown in fig. 2, the vacuum belt paper absorbing mechanism 12 comprises a vacuum belt, a power shaft, a driven shaft and a paper absorbing servo motor for driving the power shaft to rotate, when the cut coated paper 7 enters the vacuum belt, the vacuum belt has negative pressure suction on the inner side to drive the coated paper 7 to be conveyed downwards, the control at the position is accurately controlled by a paper suction servo motor, a thin negative pressure air suction mechanism 14 is arranged at the bottom of the paper suction mechanism 12 of the vacuum belt, and as shown in a combined figure 7, the thin negative pressure air suction mechanism 14 comprises a vacuum cover 18 arranged at the bottom of the paper suction mechanism 12 of the vacuum belt and a waste collecting device positioned below the vacuum cover 18, when the coated paper 7 on the paper suction mechanism 12 of the vacuum belt is separated from the vacuum belt, the vacuum cover 18 quickly and stably sucks the coated paper 7 into the cover, so that the paper and a polar plate can be smoothly attached during paper penetrating, and the phenomenon that the paper is disordered or stacked together is avoided.
Wherein, as shown in fig. 5, wear paper stop gear 13 and include a fixed optical axis and be located the gliding slip optical axis of fixed optical axis top free from top to bottom, when the polar plate on carrying reachs and wears paper stop gear 13, scribble cardboard paper 7 and cooperate with the polar plate, accomplish the two function of pasting of covering paper, and when the compromise of cardboard paper 7 and polar plate contact, wear paper stop gear 13 and can guarantee that cardboard paper 7 can closely laminate with the polar plate topside, prevent the phenomenon of paper vacancy, greatly guaranteed to cover the paper effect.
As shown in fig. 6, the dynamic tensioning mechanism 9 includes linear bearings 16 respectively disposed on two vertical bars 15, a polished rod 17 is connected between the two linear bearings 16, when the machine is running, the unreeled coated paper 7 is always in a non-uniform motion state, in order to ensure that the coated paper 7 can accurately enter the paper squeezing mechanism 10, the dynamic tensioning mechanism 9 is necessary to be aligned and leveled, and performs small-amplitude up-and-down motion in the vertical bars 15 at both sides, so that the coated paper 7 is always in a tensioned state, and the tidying effect during paper covering is ensured.
In this embodiment, as shown in fig. 3, the polar plate conveying mechanism 2 includes two outer conveying chains 19 located at two sides and used for hooking polar plates and lugs, and a middle conveying chain 20 located in the outer conveying chains 19 and used for hooking the bottom of the polar plates, and conveys the polar plates to the inside of the machine to prepare for a subsequent paper covering process.
As shown in fig. 2, the paper squeezing mechanism 10 includes an iron roller and a rubber roller for squeezing the coated paper, and an adjusting cylinder for controlling a gap between the iron roller and the rubber roller, the conveying pressure of the coated paper 7 is controlled by adjusting the pressure of the adjusting cylinder, and a synchronous belt pulley synchronous with the vacuum belt paper sucking mechanism is installed at the back of the iron roller, so that the speed of the vacuum belt paper sucking mechanism 12 at the lower end and the speed of the rubber roller can be ensured to be consistent, and the paper conveying stability and reliability can be controlled; the paper cutting mechanism 11 comprises a blade and two rollers which are respectively positioned on two sides of the coated paper, the blade is connected with a paper cutting servo motor, the film length can be set according to the height of a polar plate and the corresponding film length can be automatically cut off, intermittent small grooves are formed in the cutting edge of the blade, the required coated paper 7 can be cut, and the coated paper 7 cannot be broken; the paper coating mechanism 4 comprises a pair of rubber rollers and a power assembly for driving the rubber rollers, when the coated paper 7 on the vacuum belt is separated from the vacuum belt, the coated paper 7 is rapidly sucked by the thin negative pressure air suction mechanism 14 at the bottom, when the top of the polar plate on the polar plate conveying mechanism 2 is just coincided with the folded part of the coated paper 7, the coated paper and the thin negative pressure air suction mechanism complete the connection, and the coated paper 7 is completely jointed under the action of the paper penetrating limiting mechanism 13, then enters the rubber rollers, and is perfectly jointed with the polar plate through the extrusion of the rubber rollers.
As shown in fig. 4, the rolling mechanism 5 includes a pair of rubber cylinders, on which patterns are engraved, when the pole plate passes through, the rubber cylinders extrude the pole plate, and the coated paper 7 is tightly adhered to the lead plaster on the surface of the pole plate, so as to ensure that the pole plate does not fall off after being cured and dried, and ensure the subsequent process; the unreeling mechanism 8 comprises an air expanding shaft wound with coated paper and an unreeling servo motor driving the air expanding shaft to rotate, and when the polar plate conveying mechanism 2 conveys the polar plates, the unreeling servo motor is matched with a paper cutting servo motor and a paper suction servo motor to release the coated paper 7 with corresponding length; the sheet discharging mechanism 3 comprises a small roller and a pair of rubber rollers, and when the cut pole plate enters the small roller and the rubber rollers, the pole plate is conveyed out of the machine by the small roller and the rubber rollers to prepare for subsequent drying.
As shown in fig. 1, the unwinding mechanism 8 is provided with an ultrasonic sensor 21 for monitoring the coated sheet 7 on the unwinding mechanism 8.
When the automatic lead-paste coating machine is used, the unreeling mechanism 8 speaks out the coated paper 7, the coated paper 7 enters the paper extruding mechanism 10, enters the paper cutting mechanism 11 under the traction of the paper extruding mechanism 10, is cut, passes through the vacuum belt paper sucking mechanism 12, and is conveyed to the paper penetrating limiting mechanism 13, meanwhile, a polar plate coated with lead paste is conveyed to the polar plate conveying mechanism 2 from the coated plate machine, enters the paper penetrating limiting mechanism 13, so that the coated paper 7 at the folded part is attached to the top of the polar plate, is encapsulated, enters the paper coating mechanism 4 to press the polar plate and the coated paper 7, is pressed by the roller pressing mechanism 5, enters the cutting mechanism 6, is output from the sheet discharging mechanism 3 after being cut, and enters the surface drying machine.
The utility model is used for the paper covering machine of the lead-acid storage battery, can be synchronous with the production efficiency of the plate coating machine, and greatly improves the paper covering efficiency and the paper covering effect; the paper and the polar plate can be smoothly attached during paper penetration through the vacuum belt paper suction mechanism 12 and the thin negative pressure air suction mechanism 14, so that the phenomenon that the paper is disordered or stacked together is avoided; and moreover, the floating powder and lumps on the surface of the polar plate are reduced, the waste acid pollution caused by an acid leaching process is eliminated, the service life of the battery is prolonged, and the blank of the field of covering paper on a gravity casting grid is filled.