CN114538166A - Method for removing waste pole pieces on winding drum - Google Patents
Method for removing waste pole pieces on winding drum Download PDFInfo
- Publication number
- CN114538166A CN114538166A CN202210305874.2A CN202210305874A CN114538166A CN 114538166 A CN114538166 A CN 114538166A CN 202210305874 A CN202210305874 A CN 202210305874A CN 114538166 A CN114538166 A CN 114538166A
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- China
- Prior art keywords
- cylinder
- curling
- driving
- pole pieces
- shell
- 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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- 239000002699 waste material Substances 0.000 title claims abstract description 47
- 238000004804 winding Methods 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims abstract description 27
- 239000000428 dust Substances 0.000 claims abstract description 22
- 239000000463 material Substances 0.000 claims abstract description 19
- 238000005096 rolling process Methods 0.000 claims abstract description 9
- 239000002390 adhesive tape Substances 0.000 claims abstract description 4
- 238000003825 pressing Methods 0.000 claims description 55
- 230000007246 mechanism Effects 0.000 claims description 24
- 238000007906 compression Methods 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 16
- 230000009471 action Effects 0.000 claims description 15
- 230000005484 gravity Effects 0.000 claims description 15
- 238000002788 crimping Methods 0.000 claims description 9
- 238000007789 sealing Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 229910052751 metal Inorganic materials 0.000 abstract description 7
- 239000002184 metal Substances 0.000 abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 6
- 229910052744 lithium Inorganic materials 0.000 abstract description 6
- 230000003749 cleanliness Effects 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 5
- 238000011084 recovery Methods 0.000 abstract 1
- 238000005520 cutting process Methods 0.000 description 5
- 239000011888 foil Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011267 electrode slurry Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
- B65H23/188—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web
- B65H23/1888—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in connection with running-web and controlling web tension
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
- B65H16/06—Supporting web roll both-ends type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/02—Supporting web roll
- B65H18/028—Both ends type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H18/00—Winding webs
- B65H18/08—Web-winding mechanisms
- B65H18/10—Mechanisms in which power is applied to web-roll spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/28—Attaching the leading end of the web to the replacement web-roll core or spindle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H19/00—Changing the web roll
- B65H19/22—Changing the web roll in winding mechanisms or in connection with winding operations
- B65H19/30—Lifting, transporting, or removing the web roll; Inserting core
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/10—Handled articles or webs
- B65H2701/11—Dimensional aspect of article or web
- B65H2701/113—Size
- B65H2701/1133—Size of webs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
The invention provides a method for removing a waste pole piece on a winding drum, which comprises the following steps: erecting a winding drum wound with waste pole pieces on a rack; the method comprises the following steps of (1) unfolding a waste pole piece, and sequentially passing the waste pole piece through a first passing roller, a tension floating roller and a second passing roller which are arranged in parallel with a winding drum; sticking the head of the expanded waste pole piece on the curling driving cylinder and the curling driven cylinder which are in a meshed state by using an adhesive tape; winding the waste pole pieces into an inverted spindle type coil stock; separating the coil stock from the curling driving cylinder and the curling driven cylinder; the coil stock falls onto the bottom plate; compressing the coil stock into compacted coil blocks; the compact rolling block falls into a transfer trolley arranged at the bottom of the shell; and carrying away the compact roll blocks. The invention can quickly remove the waste pole pieces on the winding drum and compress the waste pole pieces into a whole material with standard size, thereby facilitating the transportation and recovery of the waste pole pieces and saving a large amount of manpower; meanwhile, dust and metal chips cannot be generated in the whole operation process, and the requirement of a lithium battery production workshop on environment cleanliness is met.
Description
Technical Field
The invention relates to the technical field of battery manufacturing, in particular to a method for removing a waste pole piece on a winding drum.
Background
In the lithium battery industry, the pole piece manufacturing is to coat positive and negative electrode slurry on the surface of a foil material which continuously runs, wind the foil material into a pole roll by a winding drum after drying, and enter the final assembly link through processes of rolling, slitting and pole lug forming. Some unqualified pole pieces are easily produced in the procedures, and especially in the processes of equipment debugging, first-part manufacturing and the like, a certain number of unqualified pole pieces are easily produced. The winding drum is used as a reusable tool, and the winding drum can be reused after unqualified pole pieces tightly wound on the winding drum are generally required to be removed.
In the prior art, a manual mode is generally adopted to remove the waste pole pieces on the pole roll. As shown in fig. 1, a is the reel in the figure, b is abandonment pole piece, c is the knife, the hand-held knife of operation hand cuts the pole piece, because the pole piece of winding on the reel has tens of layers to hundreds of layers, thousands of layers even, and cutting at every turn can only cut off tens of layers, consequently need cutting many times in succession, whole cutting process consumes a large amount of manpowers, not only cutting efficiency is low, and produce a large amount of dust and metal fillings easily, pollute workshop environment, harm staff's health, the mixed and disorderly area of occupation of land of the waste material that the while was cut off is big, be difficult to collect and transport.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides the method for removing the waste pole pieces on the winding drum, which can be used for quickly removing the waste pole pieces on the winding drum and compressing and recycling the waste pole pieces, so that the whole operation process not only saves a large amount of manpower, but also can not generate dust and metal chips.
In order to achieve the above object, the invention provides a method for removing a discarded pole piece on a reel, which is characterized by comprising the following steps:
step 1), erecting a winding drum wound with waste pole pieces on a rack;
step 2), spreading the waste pole pieces, and sequentially passing the waste pole pieces through a first passing roller, a tension floating roller and a second passing roller which are arranged in parallel with the winding drum;
step 3), starting two clutch cylinders which are fixed on two sides of the frame and are oppositely arranged, enabling the curling driving cylinder and the curling driven cylinder to move in opposite directions to be meshed with each other, and closing the two clutch cylinders; sticking the head of the expanded waste pole piece on the curling driving cylinder and the curling driven cylinder which are in a meshed state by using an adhesive tape;
step 4), starting a driving motor, driving the driving gear to continuously rotate by the driving motor, driving the curling driving cylinder and the curling driven cylinder which are in a meshed state by the driving gear, and driving the corresponding clutch cylinder piston rods to jointly and continuously rotate, winding the waste pole pieces into an inverted spindle type coil material, and closing the driving motor after the winding of the waste pole pieces is finished;
step 5), starting the two clutch cylinders again to enable the curling driving cylinder and the curling driven cylinder to move back to the state that the coil stock is separated from the curling driving cylinder and the curling driven cylinder, and closing the two clutch cylinders;
step 6), the coil stock falls to the slope of the compression mechanism under the action of gravity and then slides to a bottom plate in the shell, and the bottom plate is turned around the rotating shaft to be in a horizontal arrangement state under the combined action of the downward pressing of the coil stock gravity and the upward support of the plugged support block;
step 7), the lower pressing plate reciprocates up and down under the pushing of a lower pressing cylinder to compress the coil materials up and down, the flat pressing plate reciprocates horizontally under the pushing of a flat pressing cylinder to compress the coil materials horizontally, so that the coil materials are compressed into compact coil blocks; the lower pressing plate is driven by the retraction of a piston rod of a lower pressing cylinder to move upwards above the shell, and the flat pressing plate is driven by the retraction of the piston rod of the flat pressing cylinder to move horizontally to the edge of the shell;
step 8), the supporting block is pulled out from the shell, and the bottom plate is turned around the rotating shaft to be in a vertical arrangement state under the action of the gravity of the compact rolling block; the compact rolling block falls into a transfer trolley arranged at the bottom of the shell;
and 9), pulling the transfer trolley out of the transfer hole on the shell, and carrying away the compact roll block.
Further, in the step 2), the tension floating roller inputs the tension set by the system to an electric proportional valve, the electric proportional valve adjusts the air pressure according to the received tension electric signal, and the air pressure of the floating air cylinders fixedly connected with the upper ends of the floating connecting blocks is respectively controlled, so that the floating roller connected between the two floating connecting blocks obtains the tension set by the system.
Further, in the step 3), the curling driving cylinder comprises a driving gear fixedly sleeved on the periphery of a piston rod of the clutch cylinder, one side of the driving gear, which is close to an inner cavity of the rack, is fixedly connected with a driving curling rod which is fixedly connected with the piston rod of the clutch cylinder and has a conical outer peripheral surface, and a convex edge is arranged on the conical top end surface of the driving curling rod; the curling driven cylinder comprises a driven gear fixedly sleeved on the periphery of a piston rod of the clutch cylinder, one side of the driven gear, which is close to an inner cavity of the rack, is fixedly connected with a driven curling rod fixedly connected with the piston rod of the clutch cylinder, the periphery of the driven curling rod is conical, and a groove matched with the convex edge is formed in the conical top end face of the driven curling rod.
Furthermore, a first bearing used for bearing the bearing capacity of the curled driving cylinder or the curled driven cylinder is sleeved at one end, close to the cylinder cover, of each clutch cylinder piston rod in a clearance mode, and a second bearing used for improving the bearing length is sleeved at one end, far away from the cylinder cover, of each clutch cylinder piston rod in a clearance mode; the bottom end of each clutch cylinder and the periphery of each first bearing are respectively provided with a support which is positioned on the rack, each support extends to the periphery of the second bearing along the axial direction of the corresponding second bearing in a cylindrical manner, and an annular gap is arranged between each support and the piston rod of the clutch cylinder; the driving gear and the driving curling rod are internally provided with first notches matched with the cylindrical shape, and the driven gear and the driven curling rod are internally provided with second notches matched with the cylindrical shape, so that when the piston rod of the clutch cylinder retracts, the curling driving cylinder or the curling driven cylinder can be sleeved on the cylindrical periphery.
Furthermore, the convex edge is in a straight shape, or a cross shape, or a plum blossom shape.
Further, the taper angle theta of the active curling lever and the passive curling lever is 20-45 deg.
Further, in the step 4), the driving motor is a variable-frequency speed-regulating motor capable of performing frequency regulation according to a set coiling speed.
Further, in step 6), the compression mechanism includes a shell with a mouth-shaped section, one side of the top of the shell extends to an inclined slope which is inclined upwards and located right below the crimping mechanism, a bottom plate which is used for receiving coil materials which slide down from the inclined slope and is connected with the shell through a rotating shaft is arranged in an inner cavity of the shell, and support blocks which can be drawn out or plugged in are embedded at positions on two opposite sides of the shell and located on the lower bottom surface of the bottom plate, so that when the support blocks are plugged in, the bottom plate is horizontally arranged under the action of the gravity of the coil materials, and when the support blocks are drawn out, the bottom plate turns around the rotating shaft to be vertically arranged under the action of the gravity of the coil materials; a lower pressing plate capable of compacting the coil materials up and down through the cooperation of up-and-down reciprocating motion and the bottom plate is arranged above the horizontally arranged bottom plate in a hanging manner, and a flat pressing plate capable of compacting the coil materials horizontally through the cooperation of the horizontally reciprocating motion and the bottom plate is arranged on the upper surface of the horizontally arranged bottom plate; the upper surface of the lower pressing plate is fixedly connected with a lower pressing cylinder for pushing the lower pressing plate to do up-and-down reciprocating motion, and the side surface of the flat pressing plate is fixedly connected with a flat pressing cylinder for pushing the flat pressing plate to do horizontal reciprocating motion and penetrate out of the outer side of the shell; the bottom of the shell is provided with a transfer hole for pulling out or pushing in the transfer trolley.
Furthermore, the transfer trolley comprises a hopper for loading the compact roll blocks, four corners of the bottom end of the hopper are provided with trundles, one side of the hopper is provided with a front baffle capable of forming a sealing structure with the transfer opening, and a handle is arranged on the outer side of the front baffle.
Furthermore, the dust removal in the shell is realized by connecting a dust removal pipe arranged on the shell with an external dust collector.
The invention has the advantages that:
1. the invention realizes that a curling driving cylinder and a curling driven cylinder which are fixed at the end of the piston rod of the clutch cylinder and extend to the inner cavity of the frame to be tapered move to be meshed with each other by extending the piston rods of the two clutch cylinders, and drives the curling driving cylinder and the curling driven cylinder to rotate together by a driving gear, thereby winding the waste pole pieces on a winding drum to the curling driving cylinder and the curling driven cylinder which are in a meshed state to form a reverse spindle type coil stock; then, the piston rods of the two clutch cylinders are retracted to realize that the curled driving cylinder and the curled driven cylinder which are fixed at the end heads of the piston rods of the clutch cylinders and extend to the inner cavity of the rack in a conical shape are opposite to each other and are separated, so that the reversed spindle type coil stock is separated from the curled driving cylinder and the curled driven cylinder;
2. according to the invention, the bearing capacity of each clutch cylinder piston rod is improved through the first bearing and the second bearing, and the first bearing, the second bearing and the clutch cylinder piston rods are in clearance fit, so that the piston rods are not influenced to extend out or retract in the bearings, and the bearings can be matched with the clutch cylinder piston rods to rotate together under the condition that the curled driving cylinder, the curled driven cylinder and the clutch cylinder piston rods rotate together; simultaneously, draw in the first notch and the second notch of cylindric support assorted with the second bearing periphery respectively at curling driving cylinder, curling driven cylinder inside, make and curl the driving cylinder or curl the driven cylinder and can overlap the periphery at cylindric support, so not only reduce and curl the driving cylinder, curl driven cylinder weight, shortened the flexible length of every separation and reunion cylinder piston rod moreover.
3. The invention compresses the coil stock separated from the curling driving cylinder and the curling driven cylinder to form a compact coil block, is convenient to transport, does not generate dust and metal chips in the whole compression process, and meets the requirement of a lithium battery production workshop on environment cleanliness.
The method for removing the waste pole pieces on the winding drum can quickly remove the waste pole pieces on the winding drum and compress the waste pole pieces into a whole material with standard size, so that the waste pole pieces are convenient to transport and recycle, and a large amount of manpower is saved; meanwhile, dust and metal chips cannot be generated in the whole operation process, the requirement of a lithium battery production workshop on environment cleanliness is met, and the method has obvious practical value and economic value.
Drawings
FIG. 1 is a schematic diagram of a prior art cut pole roll;
FIG. 2 is a schematic perspective view of an apparatus for removing a waste pole piece from a reel according to the present invention;
FIG. 3 is a schematic perspective view of the tension dancer roll of FIG. 2;
FIG. 4 is a schematic perspective view of the curling driving barrel and the curling driven barrel in FIG. 2 in an engaged state;
FIG. 5 is a schematic cross-sectional view of FIG. 4;
FIG. 6 is a schematic perspective view of the curling driving barrel and the curling driven barrel in FIG. 2 in a disengaged state;
FIG. 7 is a schematic cross-sectional view of FIG. 6;
FIG. 8 is a front perspective view of the compression mechanism of FIG. 2;
FIG. 9 is a front perspective view of the interior of the housing of FIG. 8;
FIG. 10 is a left side perspective view of the compression mechanism of FIG. 2;
FIG. 11 is a rear cross-sectional schematic view of the compression mechanism of FIG. 2;
FIG. 12 is a schematic perspective view of the transfer cart of FIG. 2;
FIG. 13 is a schematic view of the structure of the coil of FIG. 2;
in the figure: the device comprises a winding drum 1, a first roller 2, a tension floating roller 3, a second roller 4, a curling mechanism 5, a compression mechanism 6, a transfer trolley 7, a waste pole piece 8, a rack 9, a coil stock 10 and a compact winding block 11;
the tension dancer roll 3 includes: 3-1 of floating roller, 3-2 of floating connecting block, 3-3 of floating cylinder and 3-4 of electric proportional valve;
the crimping mechanism 5 includes: 5-1 parts of a curling driving cylinder, 5-2 parts of a curling driven cylinder, 5-3 parts of a clutch cylinder, 5-4 parts of a support, 5-5 parts of a first bearing, 5-6 parts of a second bearing, 5-7 parts of a driving motor, 5-8 parts of a driving gear, 5-9 parts of an annular space,
The curling driving drum 5-1 comprises: the device comprises a driving gear 5-1-1, a driving crimping rod 5-1-2, a convex edge 5-1-3 and a first notch 5-1-4;
the curling passive cylinder 5-2 includes: a driven gear 5-2-1, a driven curling rod 5-2-2, a groove 5-2-3 and a second notch 5-2-4;
the compression mechanism 6 includes: the device comprises a shell 6-1, a slope 6-2, a bottom plate 6-3, a lower pressing plate 6-4, a lower pressing cylinder 6-5, a flat pressing plate 6-6, a flat pressing cylinder 6-7, a rotating shaft 6-8, a supporting block 6-9, a transfer hole 6-10 and a dust removal pipe 6-11;
the transfer trolley 7 comprises: the device comprises a car hopper 7-1, trundles 7-2, a front baffle 7-3 and a handle 7-4;
cylinder a, taper angle θ.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the invention.
The method for removing the waste pole pieces on the winding drum is realized by the equipment shown in figures 2-13, the equipment is used for erecting a rack 9 of the winding drum 1, the waste pole pieces 8 are wound on the winding drum 1, and a first passing roller 2, a tension floating roller 3, a second passing roller 4 and a curling mechanism 5 which are all arranged in parallel with the winding drum 1 are sequentially arranged along the unfolding direction of the waste pole pieces 8; the curling mechanism 5 comprises clutch cylinders 5-3 which are respectively fixed on two sides of a rack 9 and are oppositely arranged, the end heads of piston rods of the two clutch cylinders 5-3 are respectively and fixedly connected with a curling driving cylinder 5-1 and a curling driven cylinder 5-2 which extend to the inner cavity of the rack 9 to form a cone and are mutually meshed through the top end of the cone, and a driving gear 5-8 which is driven to rotate by a driving motor 5-7 fixed on the rack 9 is also meshed on the outer side of the bottom end of the cone of the curling driving cylinder 5-1; when the piston rods of the two clutch cylinders 5-3 extend out of the inner cavity of the rack 9 at the same time, the curling driving cylinder 5-1 and the curling driven cylinder 5-2 move to be meshed with each other, the driving motor 5-7 drives the driving gear 5-8 to rotate, and the driving gear 5-8 drives the curling driving cylinder 5-1 and the curling driven cylinder 5-2 to rotate, so that the waste pole piece 8 is wound into the inverted spindle type coil material 10; when the piston rods of the two clutch cylinders 5-3 retract towards the outer side of the frame 9, the curling driving cylinder 5-1 and the curling driven cylinder 5-2 move back to each other until the coil stock 10 is separated from the curling driving cylinder 5-1 and the curling driven cylinder 5-2; a compression mechanism 6 used for compressing a coil stock 10 into a compact coil block 11 is arranged under the curling mechanism 5, and a transfer trolley 7 which can receive the compact coil block 11 and pull out or push the compact coil block 11 from the compression mechanism 6 is arranged at the bottom of an inner cavity of the compression mechanism 6.
The method for removing the waste pole pieces on the winding drum comprises the following steps,
step 1), erecting the winding drum 1 wound with the waste pole pieces 8 on a rack 9.
And step 2), unwinding the waste pole piece 8, and sequentially passing through the first roller 2, the tension floating roller 3 and the second roller 4 which are arranged in parallel with the winding drum 1.
Specifically, the tension floating roller 3 comprises a floating roller 3-1, floating connection blocks 3-2 are respectively arranged at two ends of the floating roller 3-1, a floating cylinder 3-3 is fixedly connected to the upper end of each floating connection block 3-2, and each floating cylinder 3-3 is respectively connected with an electric proportional valve 3-4 for controlling the air pressure of the floating cylinder 3-3.
The tension set by the system is input into the electric proportional valve 3-4, the electric proportional valve 3-4 adjusts the air pressure according to the received tension electric signal, and the air pressure of the floating air cylinder 3-3 is respectively controlled, so that the floating roller 3-1 connected between the two floating connecting blocks 3-2 obtains the tension set by the system, the waste pole piece 6 obtains the set tension, the buffer effect is achieved, and the pole piece is prevented from being broken.
Step 3), starting two clutch cylinders 5-3 which are fixed on two sides of the frame 9 and are oppositely arranged, enabling the curling driving cylinder 5-1 and the curling driven cylinder 5-2 to move to be meshed with each other in an opposite direction, and closing the two clutch cylinders 5-3; the head of the unfolded waste pole piece 8 is stuck on the curling driving cylinder 5-1 and the curling driven cylinder 5-2 in the engaging state by using an adhesive tape.
Preferably, the curling driving cylinder 5-1 comprises a driving gear 5-1-1 fixedly sleeved on the periphery of a piston rod of the clutch cylinder 5-3, one side of the driving gear 5-1-1, which is close to an inner cavity of the rack 9, is fixedly connected with a driving curling rod 5-1-2 which is fixedly connected with the piston rod of the clutch cylinder 5-3 and has a conical periphery, and the conical top end surface of the driving curling rod 5-1-2 is provided with a convex edge 5-1-3. The convex edge 5-1-3 is in a straight shape, or in a cross shape, or in a plum blossom shape, and the shape of the convex edge 5-1-3 is not taken as the limitation of the invention. The taper angle theta of the active crimp rod 5-1-2 is 35 degrees.
The curling driven cylinder 5-2 comprises a driven gear 5-2-1 fixedly sleeved on the periphery of a piston rod of the clutch cylinder 5-3, one side of the driven gear 5-2-1, close to the inner cavity of the rack 7, is fixedly connected with a driven curling rod 5-2 which is fixedly connected with the piston rod of the clutch cylinder 5-3 and has a conical periphery, and the conical top end face of the driven curling rod 5-2-2 is provided with a groove 5-2-3 matched with the convex edge 5-1-3. The taper angle theta of the passive curling rod 5-2-2 is 35 degrees.
A first bearing 5-5 for bearing the bearing force of a curled driving cylinder 5-1 or a curled driven cylinder 5-2 is sleeved at one end, close to a cylinder cover, of each clutch cylinder 5-3 piston rod in a clearance manner, and a second bearing 5-6 for improving the bearing length is sleeved at one end, far away from the cylinder cover, of each clutch cylinder 5-3 piston rod in a clearance manner; the bottom end of each clutch cylinder 5-3 and the periphery of each first bearing 5-5 are respectively provided with a support 5-4 positioned on a frame 9, each support 5-4 extends to the periphery of the second bearing 5-6 along the axial direction of the corresponding second bearing 5-6 in a cylindrical shape A, and an annular gap 5-9 is arranged between each support 5-4 and the piston rod of the clutch cylinder 5-3; the driving gear 5-1-1 and the driving crimping rod 5-1-2 are internally provided with a first notch 5-1-4 matched with the cylindrical A, and the driven gear 5-2-1 and the driven crimping rod 5-2-2 are internally provided with a second notch 5-2-4 matched with the cylindrical A, so that when the piston rod of the clutch cylinder 5-3 retracts, the crimping driving cylinder 5-1 or the crimping driven cylinder 5-2 can be sleeved on the periphery of the cylindrical A.
A first bearing 5-5 and a second bearing 5-6 for improving bearing capacity are respectively sleeved at one end, close to a cylinder cover, of each clutch cylinder 5-3 piston rod and at one end, far away from the cylinder cover, of each clutch cylinder 5-3 piston rod, and the first bearing 5-5, the second bearing 5-6 and the clutch cylinder 5-3 piston rod are in clearance fit, so that the piston rod is not influenced to extend out or retract in the bearing, and the first bearing 5-5 and the second bearing 5-6 can be matched with the clutch cylinder piston rod to rotate together under the condition that the curled driving cylinder 5-1, the curled driven cylinder 5-2 and the clutch cylinder 5-3 piston rod rotate together; meanwhile, a first notch 5-1-4 and a second notch 5-2-4 are formed in the curling driving cylinder 5-1 and the curling driven cylinder 5-2 respectively in a hollowed mode, the shapes of the first notch 5-1-4 and the second notch 5-2-4 are respectively matched with the cylindrical A support at the periphery of the second bearing 5-6, and the curling driving cylinder 5-1 or the curling driven cylinder 5-2 can be sleeved on the periphery of the cylindrical A support, so that the weight of the curling driving cylinder 5-1 and the curling driven cylinder 5-2 is reduced, the bearing capacity of each clutch cylinder 5-3 piston rod is reduced, and the telescopic length of each clutch cylinder 5-3 piston rod is shortened.
And 4), starting a driving motor 5-7, driving the driving motor 5-7 to drive a driving gear 5-8 to continuously rotate, driving the driving gear 5-8 to drive a curling driving cylinder 5-1, a curling driven cylinder 5-2 and a corresponding clutch cylinder 5-3 piston rod which are in a meshed state to jointly and continuously rotate, winding the waste pole piece 8 into an inverted spindle type coil material 10, and closing the driving motor 5-7 after the winding of the waste pole piece 8 is finished.
The driving motors 5-7 adopt variable frequency speed regulating motors capable of carrying out frequency regulation according to the set coiling speed.
And 5) starting the two clutch cylinders 5-3 again to enable the curling driving cylinder 5-1 and the curling driven cylinder 5-2 to move back to the opposite directions until the coil stock 10 is separated from the curling driving cylinder 5-1 and the curling driven cylinder 5-2, and closing the two clutch cylinders 5-3.
And 6), the coil stock 10 falls to the slope 6-2 of the compression mechanism 6 under the action of gravity and slides to the bottom plate 6-3 in the shell 6-1, and the bottom plate 6-3 is overturned to be in a horizontal arrangement state around the rotating shaft 6-8 under the combined action of the gravity pressing of the coil stock 10 and the upward support of the plugged support block 6-9.
The compression mechanism 6 comprises a shell 6-1 with a mouth-shaped section, one side of the top of the shell 6-1 extends to form an inclined slope 6-2 which is inclined upwards and is positioned right below the crimping mechanism 5, the inner cavity of the shell 6-1 is provided with a bottom plate 6-3 which is used for receiving the coil stock 10 which slides down from the slope 6-2 and is connected with the shell 6-1 through a rotating shaft 6-8, the two opposite sides of the shell 6-1 and the position of the lower bottom surface of the bottom plate 6-3 are embedded with supporting blocks 6-9 which can be drawn out or plugged in, when the supporting block 6-9 is plugged in, the bottom plate 6-3 is horizontally arranged under the gravity action of the coil stock 10, and when the supporting block 6-9 is pulled out, the bottom plate 6-3 is turned to be vertically arranged around the rotating shaft 6-8 under the gravity action of the coil stock 10.
A lower pressing plate 6-4 capable of vertically compacting the coil stock 10 through matching with the bottom plate 6-3 through vertical reciprocating motion is arranged in a hanging manner right above the horizontally arranged bottom plate 6-3, and a flat pressing plate 6-6 capable of horizontally compacting the coil stock 10 through matching with the bottom plate 6-3 through horizontal reciprocating motion is arranged on the upper surface of the horizontally arranged bottom plate 6-3; the upper surface of the lower pressing plate 6-4 is fixedly connected with a lower pressing cylinder 6-5 used for pushing the lower pressing plate 6-4 to do up-and-down reciprocating motion, and the side surface of the flat pressing plate 6-6 is fixedly connected with a flat pressing cylinder 6-7 used for pushing the flat pressing plate 6-6 to do horizontal reciprocating motion and penetrating out of the outer side of the shell 6-1; the bottom of the shell 6-1 is provided with a transfer hole 6-10 for pulling out or pushing in a transfer trolley 7.
In addition, the dust removal in the shell 6-1 is realized by connecting a dust removal pipe 6-11 arranged on the shell 6-1 with an external dust collector. The dust removing pipes 6-11 are connected with an external dust collector connecting pipe, and play a role in removing dust when the compression mechanism 6 works. Although the whole compression process has no cutting operation and generates less dust and metal chips, the dust removal pipe 6-11 is still arranged in the invention, and the pollution of dust to the workshop environment is avoided, so that the whole compression mechanism 6 is very environment-friendly and can meet the requirement of the lithium battery production workshop on the environmental cleanliness.
Step 7), the lower pressing plate 6-4 reciprocates up and down under the pushing of the lower pressing cylinder 6-5 to compress the coil stock 10 up and down, the flat pressing plate 6-6 reciprocates horizontally under the pushing of the flat pressing cylinder 6-7 to compress the coil stock 10 horizontally, so that the coil stock 10 is compressed into a compact coil block 11 (not marked in the figure); the lower pressing plate 6-4 is driven by the piston rod of the lower pressing cylinder 6-5 to retract and move upwards to the upper part of the shell 6-1, and the flat pressing plate 6-6 is driven by the piston rod of the flat pressing cylinder 6-7 to retract and move horizontally to the edge of the shell 6-1.
Step 8), the supporting block 6-9 is pulled out from the shell 6-1, and the bottom plate 6-3 is turned to be in a vertical arrangement state around the rotating shaft 6-8 under the action of the gravity of the compact rolling block 11; the compact rolling blocks 11 fall into a transfer trolley 7 arranged at the bottom of the shell 6-1.
The transfer trolley 7 comprises a trolley hopper 7-1 used for loading compact roll blocks 11, four corners of the bottom end of the trolley hopper 7-1 are provided with trundles 7-2, one side of the trolley hopper 7-1 is provided with a front baffle 7-3 capable of forming a sealing structure with transfer holes 6-9, and the outer side of the front baffle 7-3 is provided with a handle 7-4. The front baffle 7-3 is used for forming a seal with the transfer hole 6-10 below the shell 6-1 and preventing roll materials and scraps from splashing.
And 9), pulling the transfer trolley 7 out of the transfer hole 6-10 on the shell 6-1, and carrying away the compact rolling block 11.
The invention compresses the coil stock separated from the curling driving cylinder and the curling driven cylinder to form a compact coil block, is convenient to transport, does not generate dust and metal chips in the whole compression process, and meets the requirement of a lithium battery production workshop on environment cleanliness.
The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.
Claims (10)
1. A method for removing waste pole pieces on a reel is characterized by comprising the following steps:
step 1), erecting a winding drum (1) wound with waste pole pieces (8) on a frame (9);
step 2), the waste pole pieces (8) are unfolded and sequentially pass through a first roller (2), a tension floating roller (3) and a second roller (4) which are arranged in parallel with the winding drum (1);
step 3), starting two clutch cylinders (5-3) which are fixed on two sides of the rack (9) and are oppositely arranged, enabling the curling driving cylinder (5-1) and the curling driven cylinder (5-2) to move to be meshed with each other in an opposite direction, and closing the two clutch cylinders (5-3); sticking the head of the expanded waste pole piece (8) on a curled driving cylinder (5-1) and a curled driven cylinder (5-2) which are in an engaged state by using an adhesive tape;
step 4), starting a driving motor (5-7), driving the driving gear (5-8) to continuously rotate by the driving motor (5-7), driving the curling driving cylinder (5-1) and the curling driven cylinder (5-2) which are in a meshed state by the driving gear (5-8), and continuously rotating the piston rods of the corresponding clutch cylinders (5-3) together, winding the waste pole pieces (8) into a reverse spindle type coil material (10), and closing the driving motor (5-7) after the winding of the waste pole pieces (8) is finished;
step 5), starting the two clutch cylinders (5-3) again to enable the curling driving cylinder (5-1) and the curling driven cylinder (5-2) to move back to each other until the coil stock (10) is separated from the curling driving cylinder (5-1) and the curling driven cylinder (5-2), and closing the two clutch cylinders (5-3);
step 6), the coil stock (10) falls to a slope (6-2) of the compression mechanism (6) under the action of gravity and slides to a bottom plate (6-3) in the shell (6-1), and the bottom plate (6-3) is turned to be in a horizontal arrangement state around a rotating shaft (6-8) under the combined action of gravity pressing of the coil stock (10) and upward support of a plugged support block (6-9);
step 7), the lower pressing plate (6-4) is pushed by the lower pressing cylinder (6-5) to reciprocate up and down to compress the coil stock (10) up and down, the flat pressing plate (6-6) is pushed by the flat pressing cylinder (6-7) to reciprocate horizontally to compress the coil stock (10) horizontally, and thus the coil stock (10) is compressed into a compact coil block (11); the lower pressing plate (6-4) is driven by the retraction of the piston rod of the lower pressing cylinder (6-5) to move upwards above the shell (6-1), and the flat pressing plate (6-6) is driven by the retraction of the piston rod of the flat pressing cylinder (6-7) to move horizontally to the edge of the shell (6-1);
step 8), the supporting block (6-9) is pulled out from the shell (6-1), and the bottom plate (6-3) is turned to be in a vertical arrangement state around the rotating shaft (6-8) under the action of the gravity of the compact rolling block (11); the compact rolling block (11) falls into a transfer trolley (7) arranged at the bottom of the shell (6-1);
and 9), pulling the transfer trolley (7) out of the transfer hole (6-10) on the shell (6-1) and carrying away the compact roll block (11).
2. The method for removing the discarded pole pieces on the reel as claimed in claim 1, wherein: in the step 2), the tension floating roller (3) inputs the tension set by the system into the electric proportional valve (3-4), the electric proportional valve (3-4) adjusts the air pressure according to the received tension electric signal, and the air pressure of the floating air cylinder (3-3) fixedly connected with the upper end of the floating connecting block (3-2) is respectively controlled, so that the floating roller (3-1) connected between the two floating connecting blocks (3-2) obtains the tension set by the system.
3. The method for removing the discarded pole pieces on the reel as claimed in claim 1, wherein: in the step 3), the curling driving cylinder (5-1) comprises a driving gear (5-1-1) fixedly sleeved on the periphery of a piston rod of the clutch cylinder (5-3), one side, close to an inner cavity of the rack (9), of the driving gear (5-1-1) is fixedly connected with a driving curling rod (5-1-2) which is fixedly connected with the piston rod of the clutch cylinder (5-3) and has a conical periphery, and a convex edge (5-1-3) is arranged on the conical top end face of the driving curling rod (5-1-2); the curling passive cylinder (5-2) comprises a passive gear (5-2-1) fixedly sleeved on the periphery of a piston rod of the clutch cylinder (5-3), one side, close to an inner cavity of the rack (9), of the passive gear (5-2-1) is fixedly connected with a passive curling rod (5-2-2) which is fixedly connected with the piston rod of the clutch cylinder (5-3) and the periphery of which is conical, and a groove (5-2-3) matched with the convex edge (5-1-3) is formed in the conical top end face of the passive curling rod (5-2-2).
4. The method for removing the discarded pole pieces on the reel as claimed in claim 3, wherein: one end, close to a cylinder cover, of a piston rod of each clutch cylinder (5-3) is sleeved with a first bearing (5-5) for bearing the bearing capacity of a curled driving cylinder (5-1) or a curled driven cylinder (5-2) in a clearance mode, and one end, far away from the cylinder cover, of the piston rod of each clutch cylinder (5-3) is sleeved with a second bearing (5-6) for improving the bearing length in a clearance mode; the bottom end of each clutch cylinder (5-3) and the periphery of each first bearing (5-5) are respectively provided with a support (5-4) positioned on a rack (9), each support (5-4) extends to the periphery of the second bearing (5-6) along the axial direction of the corresponding second bearing (5-6) in a cylindrical shape (A), and an annular gap (5-9) is arranged between each support (5-4) and the piston rod of the clutch cylinder (5-3); the driving gear (5-1-1) and the driving curling rod (5-1-2) are internally provided with first notches (5-1-4) matched with the cylinder (A), and the driven gear (5-2-1) and the driven curling rod (5-2-2) are internally provided with second notches (5-2-4) matched with the cylinder (A), so that when the piston rod of the clutch cylinder (5-3) retracts, the curling driving cylinder (5-1) or the curling driven cylinder (5-2) can be sleeved on the periphery of the cylinder (A).
5. The method for removing the discarded pole pieces on the reel as claimed in claim 4, wherein: the convex edges (5-1-3) are in a straight shape, or in a cross shape, or in a plum blossom shape.
6. The method for removing the discarded pole pieces on the reel as claimed in claim 4, wherein: the taper angle theta of the active curling rod (5-1-2) and the passive curling rod (5-2-2) is 20-45 degrees.
7. The method for removing the discarded pole pieces on the reel as claimed in claim 1, wherein: in the step 4), the driving motor (5-7) adopts a variable-frequency speed regulating motor which can carry out frequency regulation according to the set coiling speed.
8. The method for removing the discarded pole pieces on the reel as claimed in claim 1, wherein: in the step 6), the compression mechanism (6) comprises a shell (6-1) with a mouth-shaped section, one side of the top of the shell (6-1) extends to be inclined upwards and is positioned on a slope (6-2) under the crimping mechanism (5), a bottom plate (6-3) which is used for bearing a coil stock (10) sliding down from the slope (6-2) and is connected with the shell (6-1) through a rotating shaft (6-8) is arranged in the inner cavity of the shell (6-1), support blocks (6-9) which can be drawn out or plugged in are embedded at the positions of the two opposite sides of the shell (6-1) and positioned on the lower bottom surface of the bottom plate (6-3), so that when the support blocks (6-9) are plugged in, the bottom plate (6-3) is horizontally arranged under the gravity action of the coil stock (10), and when the support blocks (6-9) are drawn out, the bottom plate (6-3) is turned to be vertically arranged around the rotating shaft (6-8) under the gravity action of the coil stock (10); a lower pressing plate (6-4) which can be matched with the bottom plate (6-3) through up-and-down reciprocating motion to vertically compact the coiled material (10) is arranged in a suspended manner right above the horizontally arranged bottom plate (6-3), and a flat pressing plate (6-6) which can be matched with the bottom plate (6-3) through the horizontal reciprocating motion to horizontally compact the coiled material (10) is arranged on the upper surface of the horizontally arranged bottom plate (6-3); the upper surface of the lower pressing plate (6-4) is fixedly connected with a lower pressing cylinder (6-5) used for pushing the lower pressing plate (6-4) to do up-and-down reciprocating motion, and the side surface of the flat pressing plate (6-6) is fixedly connected with a flat pressing cylinder (6-7) used for pushing the flat pressing plate (6-6) to do horizontal reciprocating motion and penetrating out of the outer side of the shell (6-1); the bottom of the shell (6-1) is provided with a transfer hole (6-10) for pulling out or pushing in the transfer trolley (7).
9. The method for removing the discarded pole pieces on the reel as claimed in claim 8, wherein: the transfer trolley (7) comprises a hopper (7-1) used for loading the compact roll block (11), casters (7-2) are arranged at four corners of the bottom end of the hopper (7-1), a front baffle (7-3) capable of forming a sealing structure with the transfer hole (6-10) is arranged on one side of the hopper (7-1), and a handle (7-4) is arranged on the outer side of the front baffle (7-3).
10. The method for removing the discarded pole pieces on the reel as claimed in claim 9, wherein: the dust removal in the shell (6-1) is realized by connecting a dust removal pipe (6-11) arranged on the shell (6-1) with an external dust collector.
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| CN202210305874.2A CN114538166B (en) | 2022-03-25 | 2022-03-25 | Method for removing waste pole pieces on winding drum |
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| CN202210305874.2A CN114538166B (en) | 2022-03-25 | 2022-03-25 | Method for removing waste pole pieces on winding drum |
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Cited By (1)
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| CN114671274A (en) * | 2022-05-30 | 2022-06-28 | 烟台奥森制动材料有限公司 | Continuous material collecting device of carbon-carbon composite fiber cloth for brake material |
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| CN114538166B (en) | 2022-12-23 |
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Address after: No. 1, Chuneng Avenue, Lingkong Economic Zone, Xiaogan City, Hubei Province, 430000 Patentee after: Chuneng new energy Co.,Ltd. Address before: 430000 No. 489 Xingguang Avenue, Jiangxia District, Wuhan City, Hubei Province Patentee before: Chuneng new energy Co.,Ltd. |