CN218049422U - Slitting mechanism and slitting device - Google Patents

Abstract

The utility model discloses a divide cutting mechanism and cut device. The slitting mechanism of the utility model comprises a knife rest, an upper knife component, a lower knife component, an upper dust removal component and a lower dust removal component which are arranged on the knife rest; the upper cutter assembly and the lower cutter assembly are oppositely arranged, the upper cutter assembly comprises a plurality of upper cutters, and the lower cutter assembly comprises a plurality of lower cutters correspondingly matched with the upper cutters; the upper dust removal assembly corresponds to the upper cutter assembly, and the lower dust removal assembly corresponds to the lower cutter assembly. The utility model discloses a cut the mechanism and can realize effectively cutting the pole piece the time, effectively solve the dust problem from root cause department, avoid the dust to fly upward the polluted environment, and use in a flexible way. The slitting device of the utility model comprises the slitting mechanism; and is provided with a corresponding knife rest base to realize stable cutting operation; and a transfer vehicle is configured, so that the cutting mechanism can be subjected to position transfer, and the use flexibility is improved.

Description

Slitting mechanism and slitting device

Technical Field

The utility model relates to a cut equipment technical field, concretely relates to slitting mechanism and cut device.

Background

The battery pole piece is an indispensable core part in battery assembly production, and with the rise of micro electronic products and the increase of application scale, the demand of micro batteries is gradually increased, and correspondingly, high-precision, high-efficiency and automatic production requirements are provided for ultra-narrow battery pole pieces. In the production of the ultra-narrow battery pole piece, firstly, a large-size lithium battery pole piece is produced, and then, the lithium battery pole piece is cut into a plurality of small-size narrow pole pieces through a cutting device, wherein the cutting is an important process for producing the ultra-narrow battery pole piece.

During battery pole piece slitting production, because the pole piece is cut, dust can be generated, the flying dust easily pollutes the environment, the dust is easily adsorbed on the surface of the pole piece in the air to influence the product quality, and the human body can seriously influence the health after being inhaled. At present, the dust removal mode in the production mainly sets up single vacuum suction device near the cutting station department of cutting equipment, but this measure can not be better from the effectual solution dust problem of root cause department, because vacuum suction device still has the distance with the cutting station, and single vacuum suction device cuts the station to whole and sucks the dust removal, and the dust is difficult to be clear away completely, and partial dust still can fly away and disperse in the air.

In addition, in the existing slitting equipment, the slitting knife part and the power part are usually fixedly installed and can not be disassembled, and the matching, the assembly, the use, the maintenance and the replacement are inconvenient. Moreover, the commonly used slitting devices are usually fixedly mounted at positions required by the process, or fixedly mounted with devices of other process parts, such as fixedly connected with devices of a winding and unwinding part, and the like, and basically cannot be independently transferred, so that the flexibility is low.

SUMMERY OF THE UTILITY MODEL

For solving the current equipment of cutting and have dust collection efficiency low, the dust appears in the production process easily and fly upward to and the current problem that the use flexibility of cutting the equipment is low, the utility model provides a slitting mechanism. This cut mechanism corresponds respectively to cutting the knife part from top to bottom and is provided with the dust removal subassembly, can be directed at high-efficient the removing dust, and the power part of cutting the knife part from top to bottom sets up for the configuration formula, and whole cutting mechanism can shift in a flexible way, uses the flexibility high.

An object of the utility model is to provide a cutting device, should cut the device and contain the aforesaid cut the mechanism to the configuration knife rest base uses, or the configuration shifts the car and shifts cutting mechanism.

The purpose of the utility model is realized through the following technical scheme.

A slitting mechanism comprises a knife rest, and an upper knife assembly, a lower knife assembly, an upper dust removal assembly and a lower dust removal assembly which are arranged on the knife rest; the upper cutter assembly and the lower cutter assembly are oppositely arranged, the upper cutter assembly comprises a plurality of upper cutters, and the lower cutter assembly comprises a plurality of lower cutters correspondingly matched with the upper cutters;

the upper dust removal assembly corresponds to the upper cutter assembly, and the lower dust removal assembly corresponds to the lower cutter assembly.

Preferably, the upper dust removal assembly comprises a dust hood; the dust hood covers the upper cutter assembly, and is externally connected with a dust collection pipe in a communicating manner.

More preferably, the dust suction pipe is communicated with the dust suction cover through a dust suction hopper.

Preferably, the lower dust removing assembly comprises a dust removing blade and a dust collector; the dust removal scraper is tangent with the lower knife of lower knife subassembly, the dust arrester is established outside the lower knife subassembly, just the dust arrester has and is located the bottom of the below of lower knife.

More preferably, a filter screen is arranged on the dust collector.

More preferably, the lower dust removal assembly further comprises a dust removal felt, and the dust removal felt is in contact with the lower knife; and the dust removal scraper and the dust removal felt are sequentially arranged along the cutting rotating direction of the lower cutter.

More preferably, the bottom of the dust collector is provided with a dust outlet; the bottom of the tool rest is provided with a dust removal interface corresponding to the dust outlet; the dust removal interface is provided with a dust removal fixed connecting pipe, the dust removal fixed connecting pipe and the dust removal interface are arranged in a sealing mode, and the dust removal fixed connecting pipe can freely move along the axial direction of the dust removal interface.

Preferably, the discharge ends of the upper cutter assembly and the lower cutter assembly are provided with a slitting device.

Preferably, the discharging ends of the upper cutter assembly and the lower cutter assembly are provided with rim charge passing rollers.

Preferably, the slitting mechanism comprises an upper knife assembly and a lower knife assembly, wherein the upper knife assembly comprises an upper knife shaft, a plurality of upper knives are mounted on the upper knife shaft, and an upper knife driving part in transmission connection with the upper knife shaft is configured;

the lower cutter assembly comprises a lower cutter shaft, a plurality of lower cutters are arranged on the lower cutter shaft, and a lower cutter driving part in transmission connection with the lower cutter shaft is configured.

More preferably, the output end of the upper cutter driving piece is provided with a spline shaft part and is in transmission connection with the upper cutter shaft through a configured spline sleeve;

and/or the output end of the lower cutter driving piece is provided with a spline shaft part and is in transmission connection with the lower cutter shaft through a configured spline sleeve.

A slitting device comprising the slitting mechanism of any one of the above claims and provided with a knife rest base on which the slitting mechanism is arranged in a transferable manner; and a positioning piece is arranged on the knife rest base and used for positioning the splitting mechanism on the knife rest base.

Preferably, a transfer vehicle is arranged; the transfer trolley is provided with a lifting butt joint plate, and the splitting mechanism can be transferred onto the butt joint plate; and the butt joint plate is provided with a limiting strip for limiting the splitting mechanism on the butt joint plate.

Compared with the prior art, the utility model has the advantages of as follows and beneficial effect:

the utility model discloses a cut mechanism is provided with the last knife tackle spare and the lower knife tackle spare of mutually supporting, can cooperate and cut the pole piece, realizes the production of narrow width of cloth pole piece. And, correspond last knife tackle spare and lower knife tackle spare and be provided with dust removal subassembly and lower dust removal subassembly respectively, form the dust removal of full position to cutting the station under the condition that does not influence cutting production and lay, can be close to respectively and go on the targeted dust removal to last knife tackle spare and lower knife tackle spare, dust collection efficiency is high, can effectively solve the dust problem from the root cause, avoids the dust to fly upward the polluted environment.

Wherein, according to the characteristic of dust, go up the dust removal subassembly and adopt vacuum adsorption's mode to carry out the dust absorption, and the dust removal subassembly adopts the mode of scraping and collecting to remove dust down, under the prerequisite of guaranteeing dust collection efficiency, makes the energy consumption of removing dust greatly reduce, guarantees the efficiency of production.

In addition, dispose respectively with last knife tackle spare and lower knife tackle spare realize the last sword driving piece and the lower knife tackle spare of transmission connection, wherein, adopt the spline housing to carry out demountable assembly between the output of driving piece and the arbor, make the cutting mechanism cut the convenient quick assembly disassembly each other of sword part and power part, it is nimble to use, and can stable transmission under the operating condition.

The utility model discloses a cut device, include the cutting mechanism. The cutting mechanism can be transferred to the knife rest base when working, and is positioned and fixed by a positioning piece on the knife rest base to perform stable cutting operation; meanwhile, the transfer vehicle is configured, so that the position of the cutting mechanism can be transferred, and the requirement for converting the use site of the cutting mechanism is met. The use flexibility ratio is high, shifts convenient and fast.

Drawings

FIG. 1 is a schematic perspective view of a slitting mechanism disposed on a base of a knife holder;

FIG. 2 is a schematic cross-sectional view of a slitting mechanism disposed on the base of the knife holder;

FIG. 3 is a front view of the slitting blade portion of the slitting mechanism;

FIG. 4 is a schematic cross-sectional view of the slitting blade portion of the slitting mechanism;

FIG. 5 is a schematic view of the arrangement structure of the upper knife shaft;

FIG. 6 is a schematic view of the arrangement structure of the sliver separator;

FIG. 7 is a schematic view of the structure of the sliver separator;

FIG. 8 is a schematic structural view of an upper dust removal assembly;

FIG. 9 is a schematic view of the lower dusting assembly;

FIG. 10 is a schematic view of an assembly structure of the filter screen and the dust collector;

FIG. 11 is a schematic view of the arrangement structure of the dust-removing fixed connection pipe;

FIG. 12 is a schematic view of the slitting device configured with a transfer cart and a knife holder base;

FIG. 13 is a schematic view of the arrangement of the edge-trim roll and the positioning member;

FIG. 14 is a schematic view of the transfer cart;

the attached drawings are marked as follows: 1-slitting mechanism, 11-knife rest, 12-upper knife assembly, 121-upper knife, 122-upper knife shaft, 1221-spline shaft portion, 13-lower knife assembly, 131-lower knife, 132-lower knife shaft, 14-knife shaft mounting base, 15-upper dust removal assembly, 151-dust hood, 152-first dust suction pipe, 153-dust suction hopper, 16-lower dust removal assembly, 161-protective cover, 162-dust removal scraper, 163-dust collector, 1631-dust outlet, 164-filter screen, 165-dust removal felt, 166-dust removal fixing connection pipe, 17-O type sealing ring, 18-V type sealing ring, 19-bar divider, 110-offcut passing roller, 111-upper knife driving member, 112-lower knife driving member, 113-spline sleeve, 114-second dust suction pipe, 2-knife rest base, 3-positioning member, 4-transfer cart, 41-butt plate, 42-lifting hinge frame, 51-fixing limit bar, 52-movable limit bar.

Detailed Description

The technical solution of the present invention will be described in further detail with reference to the following specific embodiments and accompanying drawings, but the scope of protection and the implementation of the present invention are not limited thereto.

In the description of the specific embodiments, it should be noted that the terms "upper", "lower", "left", "right", "front", "back", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships where the products of the present invention are used as they are, and the terms "first", "second", etc. are only used for convenience of distinction and are only used for convenience of description of the present invention and for simplification of description, but do not indicate or imply that the structures or elements referred to must have specific orientations, be constructed and operated in specific orientations, and therefore should not be construed as limiting the present invention, nor as indicating or implying relative importance.

Unless expressly stated or limited otherwise, the terms "mounted," "disposed," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral connections; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate. Additionally, where the term "and/or" is used, all references herein are to the inclusion of any and all combinations of one or more of the associated listed items.

Example one

The slitting mechanism 1 of the present invention, as shown in fig. 1 and 2, includes a knife holder 11. An upper knife assembly 12 and a lower knife assembly 13 are arranged on the knife rest 11, wherein the upper knife assembly 12 is arranged opposite to the lower knife assembly 13, and in the illustrated embodiment, the upper knife assembly 12 is located above the lower knife assembly 13. When the pole piece cutting machine works, the upper cutter assembly 12 is matched with the lower cutter assembly 13, and the pole pieces passing through between the upper cutter assembly 12 and the lower cutter assembly 13 are cut to form a plurality of narrow pole pieces.

Specifically, as shown in fig. 3 and 4, the upper knife assembly 12 includes an upper knife shaft 122 and a plurality of upper knives 121, wherein two ends of the upper knife shaft 122 are freely rotatably disposed on the knife rest 11 by using the knife shaft mounting seat 14, the plurality of upper knives 121 are mounted on the upper knife shaft 122 and spaced apart by a spacer, and the plurality of upper knives 121 can synchronously rotate along with the upper knife shaft 122. The lower knife assembly 13 includes a lower knife shaft 132 and a plurality of lower knives 131, wherein two ends of the lower knife shaft 132 are rotatably mounted on the knife rest 11 by using the knife shaft mounting seat 14, the plurality of lower knives 131 are mounted on the lower knife shaft 132 and spaced apart by a spacer sleeve, and the plurality of lower knives 132 can rotate synchronously with the lower knife shaft 132.

Moreover, the spacer width separating the upper knife 121 is the same as the spacer width separating the lower knife 131, the upper knives 121 on the upper knife shaft 122 correspond to the lower knives 131 on the lower knife shaft 132 one by one, and the spacer width corresponds to the width of the narrow pole piece.

In operation, the upper knife shaft 122 and the lower knife shaft 132 rotate, and further drive the upper knife 121 and the lower knife 131 to rotate, respectively. The rotary upper knife 121 and the rotary lower knife 131 are mutually matched to cut the pole piece; the pole pieces are synchronously cut by the upper cutters 121 and the cutter groups matched with the lower cutters 131 in one-to-one correspondence, so that the pole pieces are cut into a plurality of narrow pole piece belts.

An upper knife driving member 111 in transmission connection with the upper knife shaft 122 and a lower knife driving member 112 in transmission connection with the lower knife shaft 132 are respectively arranged. The upper knife driving member 111 and the lower knife driving member 112 can be selected from, but not limited to, motors, and can drive the upper knife shaft 122 and the lower knife shaft 132 to rotate respectively under the driving of the upper knife driving member 111 and the lower knife driving member 112.

In a preferred embodiment, the upper knife driving member 111 and the lower knife driving member 112 are disposed independently relative to the dividing knife portion formed by the knife rest 11, the upper knife assembly 12 and the lower knife assembly 13, that is, the upper knife driving member 111 and the lower knife driving member 112 are disposed separately from the dividing knife portion, and during operation, the upper knife driving member 111 and the lower knife driving member 112 are assembled with the dividing knife portion and form a transmission connection with the upper knife assembly 12 and the lower knife assembly 13 respectively, so as to drive the upper knife shaft 122 and the lower knife shaft 132 to rotate respectively. When the cutter is not in work, the power parts of the upper cutter driving part 111 and the lower cutter driving part 112 and the cutter dividing parts can be separated from each other, so that the cutter can be conveniently transferred, the assembly and the use of different power parts and different cutter dividing parts can be realized, the use range is expanded, the use flexibility is high, and the maintenance is convenient.

Specifically, in some preferred embodiments, referring to fig. 4 and 5, the output end of the upper knife drive 111 has a splined shaft portion, and the upper knife shaft 122 has a corresponding splined shaft portion 1221; likewise, the output end of the lower blade drive member 112 has a splined shaft portion, and the lower blade shaft 132 has a correspondingly splined shaft portion. During operation, the upper blade driving member 11 and the lower blade driving member 12 are assembled and combined to approach each other, wherein the spline shaft portion of the output end of the upper blade driving member 111 is connected to the spline shaft portion 1221 of the upper blade shaft 122 through the disposed spline housing 113, and the spline shaft portion of the output end of the lower blade driving member 112 is connected to the spline shaft portion of the lower blade shaft 132 through the disposed spline housing 113. When the upper knife driving member 11 and the lower knife driving member 12 are used, the spline drives the upper knife shaft 122 and the lower knife shaft 132 to rotate.

In a preferred embodiment, referring to fig. 6, a slitter 19 is provided at the discharge ends of the upper knife assembly 12 and the lower knife assembly 13. Specifically, the sliver separator is fixedly mounted on the mounting plate frame by screws, and as shown in fig. 7, the sliver separator 19 is a comb-like member, and has a plurality of combing strips, and the combing strips have a space corresponding to the width of the narrow pole piece.

After the cutters are cut from the discharge ends of the upper cutter assembly 12 and the lower cutter assembly 13, the narrow pole pieces which continue to advance forward are carded and stripped by the stripping device 19, so that the narrow pole pieces are prevented from being bonded with each other, and the strips enter the next procedure without disorder, and the quality of the produced products is ensured.

In a preferred embodiment, referring again to fig. 1, the discharge ends of the upper knife assembly 12 and the lower knife assembly 13 are provided with an edge-trim feed roller 110. The scrap passing roller 110 at least includes two corresponding to the left and right ends of the wide pole piece. After the large-size pole piece is cut through the cooperation of the upper cutter assembly 12 and the lower cutter assembly 13, the leftovers at the left end and the right end are usually the leftovers which do not conform to the narrow size, the rollers 110 are passed through by the leftovers during discharging, and the leftovers enter into other processes, such as a waste winding process, for the narrow pole piece, the confusion and the bonding of the cut narrow pole piece are avoided.

Example two

In this embodiment, the same as the first embodiment, and further, in the splitting mechanism of this embodiment, please refer to fig. 1 and fig. 2, the splitting mechanism is further provided with an upper dust removing assembly 15 and a lower dust removing assembly 16. Wherein, the upper dust removing component 15 corresponds to the upper knife component 12, and the lower dust removing component 16 corresponds to the lower knife component 13. Specifically, go up dust removal subassembly 15 and dust removal subassembly 16 down and all set up on knife rest 11 to be close to respectively and go up knife tackle spare 12 and lower knife tackle spare 13, cut the station formation omnidirectional of cutting that constitutes to going up knife tackle spare 12 and lower knife tackle spare 13 and lay not influencing under the condition of cutting production, can be close to respectively and go on targeted dust removal to go up knife tackle spare 12 and lower knife tackle spare 13, with effectively solving the dust problem from the root cause, avoid the dust to fly upward polluted environment.

In a preferred embodiment, as shown in fig. 1, 2 and 8, the upper dust removing assembly 15 includes a dust hood 151. Wherein, the suction hood 151 has the radian with last knife tackle spare 12 adaptation, and the suction hood 151 covers and establishes outside last knife tackle spare 12, specifically, the suction hood 151 covers and establishes the top at last knife tackle spare 12. Further, the dust hood 151 is externally connected to a first dust suction pipe 152, and the first dust suction pipe 152 can be connected to a vacuum generating device. When the pole piece is cut, the vacuum generating device externally connected with the first dust suction pipe 152 is vacuumized, and the dust raised and the dust adhered to the upper knife 121 are sequentially sucked out through the dust suction cover 151 and the first dust suction pipe 152, so that dust removal is realized.

Moreover, in some preferred embodiments, the first dust suction pipe 152 is communicated with the dust suction hood 151 through the dust suction hopper 153, so that the communication between the first dust suction pipe 152 and the dust suction hood 151 is smoothly transited, and smooth dust suction and discharge is ensured.

In a preferred embodiment, as shown in fig. 1, 2 and 9, the lower dusting assembly 16 comprises a protective cover 161, and a dusting blade 162 and a dust collector 163 disposed in the protective cover 161.

The protection cover 161 has a radian matched with the lower knife assembly 13, the protection cover 161 is covered outside the lower knife assembly 13, specifically, the protection cover 161 is covered below the lower knife assembly 13, and one side of the protection cover 161 facing the lower knife assembly 13 is open. The dust removing blade 162 is provided in the protective cover 161 and extends from an open side of the protective cover 161 to be tangent to the lower blade 131 of the lower blade assembly 13; the dust collector 163 is provided in the protective cover 161, the dust collector 163 also has an arc shape adapted to the lower blade assembly 13, and the dust collector 163 has a bottom portion positioned below the lower blade 131, and specifically, the dust collector 163 has an arc shape identical to the protective cover 161 and is provided below the lower blade assembly 13. In addition, the bottom of the dust collector 163 is provided with a dust outlet 1631 for connecting with a dust collecting system.

During pole piece cutting, dust adhered to the lower blade 131 is scraped by the dust removal scraper 162 when the rotary lower blade 131 passes through the dust removal scraper 162, the scraped dust falls into the dust collector 163 to be collected, the collected dust can be sucked and discharged by the dust collection system, and the flying dust in the scraping process can be sucked and discharged by the upper dust removal assembly 15. In addition, as shown in fig. 10, a filter 164 is disposed on a side of the dust collector 163 facing the lower blade assembly 13 to intercept large particles or lumps of materials and prevent the dust outlet 1631 from being blocked.

Further, the lower dust removal assembly 16 also includes a dust removal felt 165. Specifically, the dust removing felt 165 is fixedly installed in the protective cover 161 through a felt pressing plate, wherein the arrangement positions of the dust removing blade 162 and the dust removing felt 165 are sequentially arranged along the slitting rotation direction of the lower blade 131, the dust removing felt 165 extends out from the open side of the protective cover 161 and contacts with the lower blade 131, and the position of the dust removing felt 165 in the vertical direction is higher than the dust collector 163. When the pole piece is cut, after the dust removing scraper 162 scrapes dust on the lower knife 131, the lower knife 131 which continuously rotates moves to the dust removing felt 165, and the dust removing felt 165 cleans and removes dust on the moving lower knife 131, so that the lower knife 131 is kept clean and free of dust adhesion before cutting, and the quality of the narrow pole piece is ensured.

When the pole piece is cut, the dust collecting system connected to the dust outlet 1631 includes a second dust collecting tube 114, and the second dust collecting tube 114 can be connected to a vacuum generator. Specifically, the protection cover 161 is disposed between the knife rest 11 and the lower knife assembly 13, the protection cover 161 has an opening corresponding to the dust outlet 1631, the bottom of the knife rest 11 is provided with a dust removing interface corresponding to the dust outlet 1631, and the dust removing interface is provided with a dust removing positioning connection pipe 166. As shown in fig. 11, the dust-removing fixed connection pipe 166 and the dust-removing interface are sealed by an O-ring 17 and a V-ring 18, and the dust-removing fixed connection pipe 166 can move up and down freely along the axial direction of the dust-removing interface and is always sealed with the dust-removing interface during the movement. The lower end of the dust-removing adapter 166 protrudes out of the tool holder 11 and is connected to the second dust suction pipe 114.

EXAMPLE III

The cutting device of the present invention, please refer to fig. 12, comprising a cutting mechanism 1 according to any one of the above embodiments, and a knife rest base 2. Wherein, the bottom of the knife rest 11 in the cutting mechanism 1 is provided with a roller and a guide rail, and the knife rest base 2 is enclosed by guide blocks at the left and right sides to form a guide groove, when in use, the cutting mechanism 1 can be arranged on the knife rest base 2 in a transferring way. In addition, be provided with setting element 3 on knife rest base 2, when cutting mechanism 1 shifts to and uses on knife rest base 2, will cut mechanism 1 location on knife rest base 2 by setting element 3, avoid cutting mechanism 1 in the use upper slitter subassembly 12 and lower slitter subassembly 13 vibrations appear to stably carry out the pole piece and cut work.

Specifically, the positioning member 3 may be, but is not limited to, a cylinder. In the preferred embodiment, the positioning member 3 is a pneumatic cylinder and is mounted on a guide block on one side of the knife holder base 2, and in operation, the pneumatic cylinder is actuated to press the knife holder 11 against the guide block on the other side, so that the entire slitting mechanism 1 remains stationary.

In addition, optionally, the rim charge passing roller 110 at the discharge ends of the upper knife assembly 12 and the lower knife assembly 13 can be supported and arranged on the knife rest base 2 through a bracket, so that the number of transferable parts of the slitting mechanism 1 is reduced, meanwhile, the damage of peripheral parts such as the rim charge passing roller 110 in the transferring process is avoided, and the service life of the whole mechanism is prolonged. In the illustrated embodiment, referring to fig. 13, the edge-trim-passing roller 110 and the positioning element 3 are fixedly mounted on the same side guide block of the tool-holder base 2 through a mounting plate, wherein the edge-trim-passing roller 110 is connected with the mounting plate through a bracket.

In a further preferred embodiment, the slitting device is also provided with a transfer car 4. Referring to fig. 14, the transfer cart 4 includes a cart body, and an abutting plate 41 provided on the cart body. The bottom of the car body is provided with a pulley, the butt joint plate 41 is surrounded by guide blocks at the left side and the right side to form a guide groove, and the splitting mechanism 1 can be transferred to the butt joint plate 41. The slitting mechanism 1 transferred onto the butt plate 41 can be pushed for transfer.

The butt plate 41 is provided with a movable limiting strip 52 and a fixed limiting strip 51 which are arranged in a front-back manner, the fixed limiting strip 51 is fixedly arranged at the rear end of the butt plate 41, and the movable limiting strip 52 can be pulled up and down and is arranged at the front end of the butt plate 41. After the splitting mechanism 1 is transferred onto the butt plate 41, the rear end of the knife rest 11 of the splitting mechanism 1 can be limited and blocked by the fixed limiting strip 51, and at the moment, the movable limiting strip 52 can be pulled up and limited and blocked for the front end of the knife rest 11, so that the splitting mechanism 1 is limited and fixed on the butt plate 41. Optionally, the movable limiting strips 52 are arranged in a front-back manner, and can be applied according to different sizes of the slitting mechanism 1.

In addition, the butt-joint plate 41 is arranged on the body of the transfer cart 4 in a liftable manner through the lifting hinge frame 42, and the height of the butt-joint plate 41 can be adjusted according to the height difference of specific stations, so that the height of the slitting mechanism 1 on the butt-joint plate 41 is adjusted, and smooth transfer of the slitting mechanism 1 is ensured.

The aforesaid is right the utility model discloses an in cutting the mechanism and cutting the description of device, mainly introduce to its specific application in the pole piece is cut. Obviously, the utility model discloses a cut mechanism and cut device is not limited to the application that the pole piece was cut only, to the sheet material similar with the pole piece, including the work of cutting of film, plastic sheeting or laminate panel etc., the utility model discloses a cut mechanism and cut device also can be suitable for equally.

The above embodiments are only preferred embodiments of the present invention, and only lie in further detailed descriptions of the technical solutions of the present invention, but the above descriptions are exemplary, not exhaustive, and are not limited to the disclosed embodiments, the scope and implementation of the present invention are not limited thereto, and any changes, combinations, deletions, substitutions, or modifications that do not depart from the spirit and principle of the present invention are all included in the scope of the present invention.

Claims (13)

1. A slitting mechanism is characterized by comprising a knife rest, an upper knife assembly, a lower knife assembly, an upper dust removal assembly and a lower dust removal assembly, wherein the upper knife assembly, the lower knife assembly, the upper dust removal assembly and the lower dust removal assembly are arranged on the knife rest; the upper cutter assembly and the lower cutter assembly are oppositely arranged, the upper cutter assembly comprises a plurality of upper cutters, and the lower cutter assembly comprises a plurality of lower cutters correspondingly matched with the upper cutters; the upper dust removal assembly corresponds to the upper cutter assembly, and the lower dust removal assembly corresponds to the lower cutter assembly.

2. The slitting mechanism according to claim 1 wherein said upper aspirating assembly comprises a suction hood; the dust hood covers the upper cutter assembly, and the dust hood is externally connected with a dust collection pipe.

3. The slitting mechanism according to claim 2 wherein the suction duct communicates with the suction hood via a suction hopper.

4. The slitting mechanism according to claim 1 wherein the lower aspirating assembly includes an aspirating doctor blade and a dust collector; the dust removal scraper is tangent with the lower knife of lower knife subassembly, the dust arrester is established outside the lower knife subassembly, just the dust arrester has and is located the bottom of the below of lower knife.

5. The slitting mechanism according to claim 4, wherein a screen is provided on the dust collector.

6. The slitting mechanism according to claim 4 wherein said lower dusting assembly further comprises a dusting felt in contact with said lower knife; and the dust removal scraper and the dust removal felt are sequentially arranged along the slitting rotating direction of the lower knife.

7. The slitting mechanism according to claim 4 wherein a dust outlet is provided at a bottom of the dust collector; the bottom of the tool rest is provided with a dust removal interface corresponding to the dust outlet; the dust removal connector is provided with a dust removal fixing connecting pipe, the dust removal fixing connecting pipe and the dust removal connector are arranged in a sealing mode, and the dust removal fixing connecting pipe can freely move along the axial direction of the dust removal connector.

8. The slitting mechanism according to claim 1 wherein a slitter is provided at a discharge end of the upper knife assembly and the lower knife assembly.

9. The slitting mechanism according to claim 1 wherein the discharge ends of the upper and lower knife assemblies are provided with an edge-trim feed roller.

10. The slitting mechanism according to any one of claims 1 to 9 wherein said upper knife assembly includes an upper knife shaft, a plurality of said upper knives mounted on said upper knife shaft and provided with an upper knife drive member drivingly connected to said upper knife shaft;

the lower cutter assembly comprises a lower cutter shaft, a plurality of lower cutters are arranged on the lower cutter shaft, and a lower cutter driving part in transmission connection with the lower cutter shaft is configured.

11. The slitting mechanism according to claim 10 wherein the output end of the upper knife drive member has a splined shaft portion and is drivingly connected to the upper knife shaft by a splined bushing;

and/or the output end of the lower cutter driving piece is provided with a spline shaft part and is in transmission connection with the lower cutter shaft through a configured spline sleeve.

12. A slitting device comprising a slitting mechanism according to any one of claims 1 to 11 and provided with a carriage base on which said slitting mechanism is translatably mounted; and a positioning piece is arranged on the knife rest base and used for positioning the splitting mechanism on the knife rest base.

13. The slitting device according to claim 12, characterized in that a transfer cart is provided; the transfer trolley is provided with a lifting butt joint plate, and the splitting mechanism can be transferred onto the butt joint plate; and the butt joint plate is provided with a limiting strip for limiting the splitting mechanism on the butt joint plate.

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