CN116213958A

CN116213958A - Dust collector and pole piece laser vertical cutting system

Info

Publication number: CN116213958A
Application number: CN202310301003.8A
Authority: CN
Inventors: 马璨; 武行兵; 杨中舒; 宋洋
Original assignee: Gotion High Tech Co Ltd
Current assignee: Gotion High Tech Co Ltd
Priority date: 2023-03-23
Filing date: 2023-03-23
Publication date: 2023-06-06

Abstract

The invention provides a pole piece laser vertical cutting system, which comprises a dust removing device, wherein the dust removing device comprises a cutting cavity, a dust removing cavity and a dust collecting cavity; the cutting chamber and the dust removing chamber are adjacently arranged, the dust collecting chamber is arranged at the output ends of the cutting chamber and the dust removing chamber, and a channel for conveying the pole piece is arranged between the cutting chamber and the dust removing chamber along the Y-axis direction; the cutting chamber comprises a first air knife assembly; the dust removing chamber comprises a second air knife assembly and a third air knife assembly; the first air knife assembly and the third air knife assembly can blow dust in the cavities into the dust collection chamber, and the second air knife assembly can blow towards the pole piece; the wind speed of each air knife assembly is set as follows: the second air knife component is more than or equal to the first air knife component and more than or equal to the third air knife component. The air speed of each air knife assembly is set, so that the pole piece is effectively prevented from shaking while dust is removed.

Description

Dust collector and pole piece laser vertical cutting system

Technical Field

The invention relates to the technical field of laser dust removal of battery lugs, in particular to a dust removal device and a pole piece laser vertical cutting system.

Background

The laser can generate a large amount of dust when cutting the tab, the dust control is not good, the subsequent problems of high short circuit rate of the lithium battery, large self-discharge, large safety risk of the module and the like can be caused; because of the high cutting temperature of laser cutting, powder dust can fly around and damage to a laser vibrating mirror can be caused.

When the pole piece is cut flatly, the pole piece is placed above the cutting bottom plate, dust can fall on the pole piece on one hand, and on the other hand, the lower surface of the pole piece can slide with the cutting bottom plate to cause the pole piece to be scratched, so that vertical cutting is commonly used at present.

On the one hand, dust can fall down along with gravity and fly around by airflow during vertical cutting, and overflows to a dust removal tool outside pollution workshop, and on the other hand, suction and blowing interweave with each other to further cause pole piece shaking, so that the pole piece cutting effect is poor.

The utility model provides a contrast file of publication No. CN208929480U, which discloses a dust collector for remove dust to the pole piece cutting process, it includes: the dustproof cover is provided with a cutting cavity, a laser inlet and a strip-shaped abdication gap for penetrating the pole piece into the cutting cavity; the air knife assembly is arranged on the dust cover and used for conveying high-speed air flow to the cutting cavity, and comprises a first air knife and a second air knife which are respectively arranged on two sides of the abdication gap, and the first air knife is close to the laser inlet; the first suction component is arranged on the dust cover and is opposite to the air knife component along the horizontal direction, and the first suction component is communicated with the cutting cavity; the second suction assembly is arranged below the dust cover and communicated with the cutting cavity, and comprises a first suction mechanism and a second suction mechanism which are horizontally arranged at intervals, a gap between the first suction mechanism and the second suction mechanism corresponds to the abdication gap, and the first suction mechanism is close to the laser inlet; the device inhales the excessive quantity of arranging and the arrangement of blowing is unreasonable, causes the turbulent flow to lead to the pole piece shake easily, and then makes the laser device defocus, seriously will lead to the pole piece unable cutting.

Disclosure of Invention

The invention aims to solve the technical problem of how to prevent the pole piece from shaking during dust removal in vertical cutting so as to improve the cutting effect.

The invention solves the technical problems by the following technical means:

a dust removing device comprises a cutting chamber (21), a dust removing chamber (22) and a dust collecting chamber (24); the cutting chamber (21) and the dust removing chamber (22) are adjacently arranged, the dust collecting chamber (24) is arranged at the output ends of the cutting chamber (21) and the dust removing chamber (22), and a channel for conveying the pole piece (6) is arranged between the cutting chamber (21) and the dust removing chamber (22) along the Y-axis direction; the cutting chamber (21) comprises a first air knife assembly (214); the dust removing chamber (22) comprises a second air knife assembly (223) and a third air knife assembly (224); the first air knife assembly (214) and the third air knife assembly (224) can blow dust in the respective cavities into the dust collection chamber (24), and the second air knife assembly (223) can blow air towards the pole piece (6); the wind speed of each air knife assembly is set as follows: the second air knife component (223) is more than or equal to the first air knife component (214) and more than the third air knife component (224).

The beneficial effects are that: the wind speed of each air knife assembly and the position of the second air knife assembly are set; the wind speed of the first air knife assembly is larger than that of the third air knife assembly, the first air knife assembly is positioned in the cutting cavity, and high wind speed is needed, namely high-speed air flow generates suction force to the pole piece, the suction force generated by the first air knife assembly can be larger than that of the third air knife assembly, and thus the suction force generated by the pole piece can suck the pole piece; the wind speed of the second air knife assembly is larger than or equal to that of the first air knife assembly, so that the pole piece can be pressed to prevent the pole piece from shaking; the second air knife component blows towards the pole piece, and the purpose that sets up so prevents that the air current that second air knife component and third air knife component produced from crossing and then can not influence each other, and the dust that produces can be guided to the clean room by third air knife component air current, forms the air wall effect simultaneously and prevents that the dust from spilling, and the second air knife component wind speed is biggest can push down the pole piece and prevent its shake.

Further, the cutting chamber (21) further comprises a first substrate (211), the side wall, close to the dust removal chamber (22), of the first substrate (211) is a cutting plate, a first channel (2111) and a second channel (2112) are sequentially formed in the first substrate (211), the first channel (2111) is arranged in a penetrating mode, the first air knife assembly (214) is arranged away from the dust removal chamber (24) and blows towards the first channel (2111), one side, close to the dust removal chamber (24), of the second channel (2112) is provided with an opening, the dust removal chamber (24) is communicated with the first channel (2111) and the second channel (2112) to provide suction, a first laser through hole (2113) and a thin seam (2114) are sequentially formed in the cutting plate, and the first laser through hole (2113) is communicated with the first channel (2111) and the thin seam (2114) is communicated with the second channel (2112).

The beneficial effects are that: through the mutually supporting of first passageway and second passageway, negative pressure in the first base member can inhale the pole piece at the cutting board surface, can effectively prevent the pole piece shake when removing dust.

Further, a step (21111) is formed in the bottom plate of the first channel (2111), and the step (21111) is arranged close to the first air knife assembly (214).

The beneficial effects are that: through the cooperation of first air knife subassembly and step, can form the karman vortex street and come better clearance dust, the air current that first air knife subassembly blown out can produce the torrent through this step, can prevent that the dust from piling up and reach the purpose of clearance dust.

Further, the cutting chamber (21) further comprises a guide plate (212) and a roller (213), the guide plate (212) and the roller (213) are sequentially fixed at the position, close to the dust removing chamber (22), of the top of the cutting chamber (21), and the guide plate (212) and the roller (213) can guide the pole piece (6).

Further, the dust removing chamber (22) further comprises a second substrate (221), the second substrate (221) is hollow, a second laser through hole (2211) is formed in the second substrate (221) in a penetrating manner along the X-axis direction, a third channel (2212) is formed in the second substrate (221) in a penetrating manner along the Y-axis direction, and the third air knife assembly (224) is arranged away from the dust collecting chamber (24) and blows air towards the third channel (2212).

Further, the second air knife assembly (223) is fixed on the top wall of the second base body (221), and an air outlet of the second air knife assembly (223) is arranged towards the pole piece (6).

The beneficial effects are that: through the setting of second air knife subassembly position for the air current can blow the pole piece, pastes the pole piece firmly on the cutting board, prevents that the pole piece from shaking.

Further, a limiting plate (225) is fixed at the position, close to the pole piece (6), of the second base body (221), and the limiting plate (225) can move towards the pole piece (6) through the waist-shaped hole.

The beneficial effects are that: through the setting of limiting plate, be used for going into the slice direction and prevent the pole piece shake through reducing the distance with the pole piece.

Further, the dust collection device comprises a mounting plate (23), wherein the side surface, where the cutting chamber (21) and the dust collection chamber (22) are connected, is provided with the mounting plate (23), the mounting plate (23) is connected with the dust collection chamber (24) in a butt mode, the mounting plate (23) is fixed on the outer walls of the cutting chamber (21) and the dust collection chamber (22), and two groove-shaped openings (233) are formed in the side, close to the dust collection chamber (22), of the mounting plate (23) in an up-down spacing mode.

The beneficial effects are that: through the setting of slot-shaped mouth for dust removal cavity can remove along the X axle, and the distance between dust removal cavity and the cutting cavity is enlarged, conveniently changes the pole piece.

The invention also discloses a pole piece laser vertical cutting system, which comprises a laser (1), a discharging device (3), a waste conveying and collecting device (4) and the dust removing device (2) in any technical scheme; the laser instrument (1) sets up the one side of keeping away from cutting cavity (21) on dust removal cavity (22), laser instrument (1) can run through dust removal cavity (22) and cutting cavity (21) in proper order and cut pole piece (6), pole piece (6) are cut through laser instrument (1) in dust collector (2) and are formed finished product (61) and waste material (62), finished product (61) are exported from discharging device (3), waste material (62) are carried collection from waste material transportation collection device (4).

The beneficial effects are that: through dust collector, laser instrument, discharging device, waste material conveying collection device's mutually supporting, can carry out next process with the finished product output after cutting the dust removal to the polar plate, collect the waste material.

Further, waste material conveying collection device (4) includes waste material conveying mechanism (41), waste material collection mechanism (42) are located the below of waste material conveying mechanism (41), waste material conveying mechanism (41) are including third base member (411), second dust absorption pipe (412), conveying component (414), third base member (411) are the cavity setting, and the roof of bottom third base member (411) is fixed on dust removal cavity (22), link up on the diapire of third base member (411) and be fixed with second dust absorption pipe (412), second dust absorption pipe (412) can pass through the suction, one side that is close to conveying component (414) on third base member (411) is the opening setting.

The beneficial effects are that: through the mutually supporting of third base member, second dust absorption pipe, conveying assembly, through the dust absorption wind speed that the second dust absorption pipe provided, form little negative pressure on the conveying assembly for the waste material pastes on the conveying assembly and removes into waste collection mechanism.

The invention has the advantages that:

the invention sets the wind speed of each air knife component and the position of the second air knife component; the wind speed of the first air knife assembly is larger than that of the third air knife assembly, the first air knife assembly is positioned in the cutting cavity, and high wind speed is needed, namely high-speed air flow generates suction force to the pole piece, the suction force generated by the first air knife assembly can be larger than that of the third air knife assembly, and thus the suction force generated by the pole piece can suck the pole piece; the wind speed of the second air knife assembly is larger than or equal to that of the first air knife assembly, so that the pole piece can be pressed to prevent the pole piece from shaking; the second air knife component blows towards the pole piece, and the purpose that sets up so prevents that the air current that second air knife component and third air knife component produced from crossing and then can not influence each other, and the dust that produces can be guided to the clean room by third air knife component air current, forms the air wall effect simultaneously and prevents that the dust from spilling, and the second air knife component wind speed is biggest can push down the pole piece and prevent its shake.

According to the invention, through the mutual matching of the first channel and the second channel, the negative pressure in the first substrate can suck the pole piece on the surface of the cutting plate, and the pole piece can be effectively prevented from shaking during dust removal.

According to the invention, through the cooperation of the first air knife assembly and the step, the karman vortex street can be formed to better clean dust, turbulent flow can be generated when the air flow blown out by the first air knife assembly passes through the step, and dust accumulation can be prevented to achieve the purpose of cleaning dust.

According to the invention, through the arrangement of the position of the second air knife assembly, air flow can be blown to the pole piece, the pole piece is firmly attached to the cutting plate, and the pole piece is prevented from shaking.

The invention is used for entering the sheet guide and preventing the pole piece from shaking by reducing the distance between the pole piece and the sheet through the arrangement of the limiting plate.

According to the invention, through the arrangement of the groove-shaped opening, the dust removing cavity can move along the X axis, the distance between the dust removing cavity and the cutting cavity is increased, and the pole piece is convenient to replace.

According to the invention, through the mutual matching of the dust removing device, the laser, the discharging device and the waste conveying and collecting device, after the pole piece is cut and dedusted, the finished product is output to the next process, and the waste is collected.

According to the invention, through the mutual matching of the third base body, the second dust collection pipe and the conveying assembly, and through the dust collection wind speed provided by the second dust collection pipe, micro negative pressure is formed on the conveying assembly, so that waste materials are attached to the conveying assembly to move into the waste material collecting mechanism.

Drawings

FIG. 1 is a perspective view of a pole piece laser vertical cutting system according to an embodiment of the present invention;

FIG. 2 is a schematic drawing of a discharge of a laser vertical cutting system for a pole piece according to an embodiment of the present invention;

FIG. 3 is a perspective view of a pole piece laser vertical cutting system (except a laser) according to an embodiment of the present invention;

FIG. 4 is a perspective view of a cutting chamber in a pole piece laser vertical cutting system according to an embodiment of the present invention;

FIG. 5 is a right side cross-sectional view of a cutting chamber in a pole piece laser vertical cutting system according to an embodiment of the present invention;

FIG. 6 is a perspective view of a dust chamber in a pole piece laser vertical cutting system according to an embodiment of the present invention;

FIG. 7 is a front cross-sectional view of a dust chamber in a pole piece laser vertical cutting system in accordance with an embodiment of the present invention;

FIG. 8 is another perspective view of a laser vertical cutting system (except for a laser) for a pole piece according to an embodiment of the present invention;

FIG. 9 is an exploded view of a dust chamber and mounting plate in a pole piece laser vertical cutting system in accordance with an embodiment of the present invention;

FIG. 10 is a partial perspective view of a pole piece laser vertical cutting system according to an embodiment of the present invention;

FIG. 11 is a perspective view of a scrap conveying and collecting device in a pole piece laser vertical cutting system according to an embodiment of the present invention;

FIG. 12 is a perspective view of a scrap transport mechanism in a pole piece laser vertical cutting system in accordance with an embodiment of the present invention;

fig. 13 is a front cross-sectional view of a scrap conveying mechanism in a pole piece laser vertical cutting system in accordance with an embodiment of the present invention.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments of the present invention will be clearly and completely described in the following in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

As shown in fig. 1, the embodiment provides a pole piece laser vertical cutting system, which comprises a laser 1, a dust removing device 2, a discharging device 3 and a waste conveying and collecting device 4.

As shown in fig. 1 and 2, the dust removing device 2 is located at the left side or the right side of the laser 1, and the laser 1 is disposed at the right side of the dust removing device 2 in this embodiment; the pole piece 6 penetrates through the dust removing device 2 along the Y-axis direction, the pole piece 6 is cut in the dust removing device 2 through the laser 1 to form a finished product 61 and waste materials 62, the finished product 61 is output from the discharging device 3, and the waste materials 62 are conveyed and collected from the waste material conveying and collecting device 4.

As shown in fig. 1 and 3, the dust removing device 2 comprises a cutting chamber 21, a dust removing chamber 22, a mounting plate 23, a dust collecting chamber 24 and a mounting frame 25; the pole piece 6 is positioned between the cutting cavity 21 and the dust removing cavity 22, the cutting cavity 21 is positioned on one side of the pole piece 6 far away from the laser 1, the dust removing cavity 22 is positioned on one side of the pole piece 6 near the laser 1, a mounting plate 23 is connected to the side where the cutting cavity 21 and the dust removing cavity 22 are connected, and a dust collecting chamber 24 is abutted to the mounting plate 23; the waste material conveying and collecting device 4 is fixed below the dust removing chamber 22.

As shown in fig. 3 and 4, the cutting chamber 21 includes a first substrate 211, a guide plate 212, a roller 213, and a first air knife assembly 214, and a side wall of the first substrate 211 adjacent to the dust removing chamber 22 is a cutting plate.

As shown in fig. 3, 4 and 5, a first channel 2111 and a second channel 2112 are sequentially formed in the first substrate 211 from bottom to top, the first channel 2111 is a penetrating arrangement, an opening of the first channel 2111 near the first air knife assembly 214 is larger for guiding air flow into the cavity, an opening far from the first air knife assembly 214 is smaller for guiding air flow into the dust collection chamber 24, and meanwhile, the dust collection wind speed can be increased due to the smaller opening; the bottom plate of the first channel 2111 is provided with the step 21111, the step 21111 is arranged close to the first air knife assembly 214, and through the cooperation of the first air knife assembly 214 and the step 21111, karman vortex street can be formed to clean dust better, turbulent flow can be generated when air flow blown out by the first air knife assembly 214 passes through the step 21111, and dust accumulation can be prevented to achieve the purpose of cleaning dust; a second channel 2112 is arranged above the first channel 2111, and one side of the second channel 2112, which is close to the dust collection chamber 24, is provided with an opening; the cutting plate is made of mirror-surface stainless steel, a first laser through hole 2113 is formed in the cutting plate, laser can penetrate through the first laser through hole 2113 to cut the pole piece 6, and the first laser through hole 2113 is communicated with the first channel 2111; a strip-shaped thin slit 2114 is formed in the cutting plate above the first laser through hole 2113, the thin slit 2114 is communicated with the second channel 2112, and the pole piece 6 is sucked on the surface of the cutting plate through negative pressure in the first substrate 211, so that the pole piece 6 can be effectively prevented from shaking.

As shown in fig. 3, 4 and 5, a first air knife assembly 214 is fixed on the side, away from the dust collection chamber 24, of the first substrate 211, and the first air knife assembly 214 can guide air flow into the dust collection chamber 24 by blowing compressed air into the first channel 2111, and prevent dust generated by cutting from accumulating in the first channel 2111; a throttle valve (not shown) is fixed to the first air knife assembly 214, and the air speed of the air blowing can be controlled through the throttle valve.

As shown in fig. 4, a guide plate 212 and a roller 213 are sequentially fixed on the top wall of the first substrate 211, and in this embodiment, the included angle between the guide plate 212 and the top wall of the first substrate 211 is 60 degrees, the guide plate 212 is made of polished or mirror stainless steel, and the guide plate 212 and the roller 213 are mainly used for guiding the pole piece, so as to reduce friction.

As shown in fig. 3 and 6, the dust removing chamber 22 includes a second base 221, a mounting base 222, a second air knife assembly 223, a third air knife assembly 224, and a limiting plate 225.

As shown in fig. 1, 6 and 7, the second substrate 221 is hollow, and a second laser through hole 2211 is formed in the second substrate 221 at a side close to the laser 1; a third passage 2212 is formed in the second substrate 221 so as to penetrate along the Y axis.

As shown in fig. 3 and 6, the second air knife assembly 223 is fixed on the top wall of the second base 221 through the mounting seat 222, and the second air knife assembly 223 can adjust the blowing angle through the adjusting screw 226, so that air flow can blow to the pole piece, the pole piece is firmly attached to the cutting plate, and the pole piece is prevented from shaking; the third air knife assembly 224 is fixed on the side of the second substrate 221 away from the dust collection chamber 24, and can blow dust from the inside of the second substrate 221 to the dust collection chamber 24 through the third passage 2212; the second air knife assembly 223 and the third air knife assembly 224 can control the blowing air speed through throttle valves;

as shown in fig. 6 and 8, the wind speed of the second air knife assembly 223 is greater than that of the first air knife assembly 214, so that the pole piece 6 can be pressed to prevent the pole piece 6 from shaking; the wind speed of the first air knife assembly 214 is greater than that of the third air knife assembly 224, and the first air knife assembly 214 is positioned in the cutting cavity 21, so that a higher wind speed is required, because the inside of the cavity is provided with pole piece dust and large particle dust which is beaten on the inner wall of the cutting cavity 21 by laser, the large particle dust can be guided to the dust collection chamber 24 by the high wind speed, and suction force can be generated on the pole piece 6 to suck the pole piece 6; the third air knife component 224 air current is on a parallel with pole piece 6, the wind speed of second air knife component 223 is greater than the wind speed of third air knife component 224, the purpose of setting like this prevents that the air current that second air knife component 223 and third air knife component 224 produced can influence each other, so the dust particle diameter of pole piece 6 is less near one side of laser instrument 1 and need not the wind speed very big, but too big wind speed produces the suction and can inhale pole piece 6 and arouse the shake, the dust of production can be guided to dust absorption room 24 by third air knife component 224 air current, form the air wall effect simultaneously and prevent that the dust from spilling.

As shown in fig. 3, 6 and 7, a limiting plate 225 is mounted on the second base 221 near the pole piece 6, and the limiting plate 225 can move through the waist-shaped hole for guiding the entering piece and preventing the pole piece 6 from shaking by reducing the distance between the limiting plate and the pole piece 6.

As shown in fig. 3, 9 and 10, a first sealing pad 231 is further fixed on the mounting plate 23 near the dust collection chamber 24 in this embodiment, and the dust collection chamber 24 abuts against the first sealing pad 231; the first sealing gasket 231 is made of rubber and is fixed on the mounting plate 23 through a countersunk hole by using screws; the mounting plate 23 is provided with a rectangular non-penetrating opening for mounting the first sealing gasket 231, the middle of the mounting plate 23 is provided with a rectangular channel 232, and the size of the rectangular channel 232 is consistent with that of the first sealing gasket 231 and is used for guiding dust; the cutting condition of the pole piece between the cutting chamber 21 and the dust removing chamber 22 can be observed through the rectangular channel 232 arranged on the first sealing gasket 231 and the mounting plate 23, and dust in the cutting chamber 21 and the dust removing chamber 22 can be conveniently cleaned; the mounting plate 23 is fixed on the outer walls of the cutting chamber 21 and the dedusting chamber 22, two groove-shaped openings 233 are formed in the side, close to the dedusting chamber 22, of the mounting plate 23 in an up-down spaced mode, the dedusting chamber 22 can move along the X axis through the arrangement of the groove-shaped openings 233, the distance between the dedusting chamber 22 and the cutting chamber 21 is increased, and the pole piece 6 is convenient to replace.

As shown in fig. 3 and 9, the dust collection chamber 24 is slidably connected through a mounting frame 25, the mounting frame 25 is in an inverted L shape, but is not limited to an inverted L shape, and is mainly used for mounting the dust collection chamber 24, a slide block mounting hole 251 is formed in the mounting frame 25, a slide block 252 is fixed to the bottom end of a transverse plate of the mounting frame 25, the slide block 252 is slidably connected to a guide rail 253, and the dust collection chamber 24 can be integrally pulled open through cooperation of the slide block 252 and the guide rail 253.

As shown in fig. 3 and 9, the dust collection chamber 24 includes a first dust collection pipe 241, a second gasket 242, a mounting block 243, and a dust collection chamber 244; the first dust suction pipe 241 is made of stainless steel and is connected to a dust remover (not shown), and the dust remover can provide suction to generate negative pressure; the installation block 243 is an aluminum alloy part and is mainly used for fixing main components of the dust collection chamber 24 on the installation frame 25, a second sealing gasket 242 for sealing is arranged between the installation block 243 and the first dust collection pipe 241, the second sealing gasket 242 is mainly made of rubber, the installation block 243 is used for installing and fixing a dust collection cavity 244 through a hexagon socket head cap screw for counter bore, and the dust collection cavity 244 is mainly used for collecting dust; the end face of the dust collection cavity 244 is abutted against the first sealing pad 231, and the dust collection chamber 24 can be driven to be far away from the first sealing pad 231 by moving the mounting frame 25.

As shown in fig. 3, 9 and 10, the channels on the cutting chamber 21 and the dust removing chamber 22 are smaller than the rectangular channel 232 of the mounting plate 23, and the size of the through opening of the dust collecting chamber 244 is consistent with the size of the rectangular channel 232, so that the dust collecting chamber 24 can absorb dust in the cutting chamber 21 and the dust removing chamber 22 at the same time.

As shown in fig. 11, the waste conveying and collecting device 4 includes a waste conveying mechanism 41 and a waste collecting mechanism 42, and the waste collecting mechanism 42 is located below the waste conveying mechanism 41;

as shown in fig. 11, 12 and 13, the waste conveying mechanism 41 includes a third base 411, a second dust suction pipe 412, a brush 413 and a conveying assembly 414, the third base 411 is hollow, a top wall of the third base 411 is fixed on the dust collection chamber 22, the second dust suction pipe 412 is fixedly penetrated on a bottom wall of the third base 411, one side of the third base 411, which is close to the conveying assembly 414, is provided with an opening, the brush 413 is detachably connected in the third base 411, the brush 413 can clean dust on the conveying assembly 414, and a dust guide plate 4111 is fixed below the brush 413 in the third base 411 and used for guiding the dust to slide into the second dust suction pipe 412;

as shown in fig. 11, 12 and 13, the conveying assembly 414 is fixed on the third base 411 by a fixing seat 415, and the conveying assembly 414 includes a pulley 4141, a belt 4142, a stepping motor 4143 and a dust cover 4144; the belt 4142 is arranged near the opening end of the third base 411, a small opening is formed on the belt 4142, and the small opening of the belt 4142 forms micro negative pressure through the dust collection wind speed provided by the second dust collection pipe 412, so that the waste materials are attached to the belt 4142; the belt 4142 is tensioned through the two belt pulleys 4141, the belt pulley 4141 is fixed on the fixed seat 415, the fixed seat 415 is fixed on the outer side of the third base 411, one end of the belt pulley 4141 is connected to the stepping motor 4143 through the synchronous belt pulley and the synchronous belt, the stepping motor 4143 can drive the belt 4142 to move, the moving belt 4142 drives the brush 413 to rotate and simultaneously cleans dust on the belt 4142, and through the detachable arrangement of the brush 413, the brush 413 can play a tensioning role through adjusting the distance between the brush 413 and the belt 4142, and in addition, the brush 413 can be worn and is convenient to replace; a dust cover 4144 is fixed on the outer side of the fixed seat 415, so that dust can be prevented from invading the synchronous pulley and the synchronous belt;

as shown in fig. 11, 12 and 13, the waste material after the pole piece is cut is conveyed into a waste material suction port 421 formed in the waste material collecting mechanism 42 through a belt 4142, and the waste material after the pole piece is cut is sucked through the waste material suction port 421, so that the wind speed of the waste material suction port 421 is more than 25m/s in order to ensure that the waste material can be smoothly sucked.

When in use, the laser 1 emits laser, and the laser passes through the second laser through hole 2211 to cut the pole piece 6; simultaneously starting three air knife assemblies and a dust remover, wherein the second air knife assembly 223 blows air flow to press the pole piece, the dust collection chamber 24 enables negative pressure to be generated in the second channel 2112 to suck the pole piece 6 through the dust remover, the first air knife assembly 214 blows dust generated in the cutting chamber 21 into the dust collection chamber 24, and the third air knife assembly 224 blows dust generated in the dust collection chamber 22 into the dust collection chamber 24; the cut pole piece 6, in which the finished product 61 is output from the discharging device 3, the scrap 62 is sucked by the negative pressure provided by the scrap conveying mechanism 41 and sent into the scrap collecting mechanism 42.

The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A dust removing device is characterized by comprising a cutting chamber (21), a dust removing chamber (22) and a dust collecting chamber (24);

the cutting chamber (21) and the dust removing chamber (22) are adjacently arranged, the dust collecting chamber (24) is arranged at the output ends of the cutting chamber (21) and the dust removing chamber (22), and a channel for conveying the pole piece (6) is arranged between the cutting chamber (21) and the dust removing chamber (22) along the Y-axis direction;

the cutting chamber (21) comprises a first air knife assembly (214); the dust removing chamber (22) comprises a second air knife assembly (223) and a third air knife assembly (224); the first air knife assembly (214) and the third air knife assembly (224) can blow dust in the respective cavities into the dust collection chamber (24), and the second air knife assembly (223) can blow air towards the pole piece (6); the wind speed of each air knife assembly is set as follows: the second air knife component (223) is more than or equal to the first air knife component (214) and more than the third air knife component (224).

2. A dust collector as set forth in claim 1, wherein: the utility model discloses a dust removal device, including cutting cavity (21), dust removal cavity (22) including first base member (211), be close to the lateral wall of dust removal cavity (22) on first base member (211) and be the cutting board, first passageway (2111) and second passageway (2112) have been seted up in proper order in first base member (211), first passageway (2111) are for running through the setting, dust absorption room (24) setting is kept away from in first air knife assembly (214) and first passageway (2111) are bloied, one side that second passageway (2112) is close to dust absorption room (24) is the opening setting, dust absorption room (24) and first passageway (2111), second passageway (2112) intercommunication provide suction, first laser through-hole (2113), slit (2114) have been seted up in proper order on the cutting board, first laser through-hole (2113) and first passageway (2111) intercommunication, slit (2114) and second passageway (2112) intercommunication.

3. A dust collector as set forth in claim 2, wherein: a step (21111) is formed in the bottom plate of the first channel (2111), and the step (21111) is arranged close to the first air knife assembly (214).

4. A dust collector as set forth in claim 1, wherein: the cutting chamber (21) further comprises a guide plate (212) and a roller (213), the guide plate (212) and the roller (213) are sequentially fixed at the position, close to the dust removal chamber (22), of the top of the cutting chamber (21), and the guide plate (212) and the roller (213) can guide the pole piece (6).

5. A dust collector as set forth in claim 1, wherein: the dust removal cavity (22) further comprises a second matrix (221), the second matrix (221) is hollow, a second laser through hole (2211) is formed in the second matrix (221) in a penetrating mode along the X-axis direction, a third channel (2212) is formed in the second matrix (221) in a penetrating mode along the Y-axis direction, and the third air knife assembly (224) is arranged away from the dust collection cavity (24) and blows air towards the third channel (2212).

6. A dust collector as set forth in claim 5 wherein: the second air knife assembly (223) is fixed on the top wall of the second base body (221), and an air outlet of the second air knife assembly (223) is arranged towards the pole piece (6).

7. A dust collector as set forth in claim 5 wherein: and a limiting plate (225) is fixed at the position of the second base body (221) close to the pole piece (6), and the limiting plate (225) can move towards the pole piece (6) through the waist-shaped hole.

8. A dust collector as set forth in claim 1, wherein: the dust collection device is characterized by further comprising a mounting plate (23), wherein the mounting plate (23) is connected to the side surface, where the cutting chamber (21) and the dust collection chamber (22) are connected, of the mounting plate (23), a dust collection chamber (24) is abutted to the mounting plate (23), the mounting plate (23) is fixed to the outer walls of the cutting chamber (21) and the dust collection chamber (22), and two groove-shaped openings (233) are formed in the side, close to the dust collection chamber (22), of the mounting plate (23) in an up-down spacing mode.

9. A pole piece laser vertical cutting system is characterized in that: comprises a laser (1), a discharging device (3), a waste conveying and collecting device (4) and a dust removing device (2) as claimed in any one of claims 1 to 8; the laser instrument (1) sets up the one side of keeping away from cutting cavity (21) on dust removal cavity (22), laser instrument (1) can run through dust removal cavity (22) and cutting cavity (21) in proper order and cut pole piece (6), pole piece (6) are cut through laser instrument (1) in dust collector (2) and are formed finished product (61) and waste material (62), finished product (61) are exported from discharging device (3), waste material (62) are carried collection from waste material transportation collection device (4).

10. A pole piece laser vertical cutting system according to claim 9, wherein: the waste conveying and collecting device (4) comprises a waste conveying mechanism (41) and a waste collecting mechanism (42), the waste collecting mechanism (42) is located below the waste conveying mechanism (41), the waste conveying mechanism (41) comprises a third base body (411), a second dust collection pipe (412) and a conveying assembly (414), the third base body (411) is in a hollow arrangement, the top wall of the bottom end of the third base body (411) is fixed on a dust collection cavity (22), a second dust collection pipe (412) is fixedly connected to the bottom wall of the third base body (411), and the second dust collection pipe (412) can be arranged through suction force, and one side, close to the conveying assembly (414), of the third base body (411) is provided with an opening.