CN108161222B - Dust and slag removing device for laser cutting pole piece - Google Patents
Dust and slag removing device for laser cutting pole piece Download PDFInfo
- Publication number
- CN108161222B CN108161222B CN201810074273.9A CN201810074273A CN108161222B CN 108161222 B CN108161222 B CN 108161222B CN 201810074273 A CN201810074273 A CN 201810074273A CN 108161222 B CN108161222 B CN 108161222B
- Authority
- CN
- China
- Prior art keywords
- dust
- air
- pole piece
- air outlet
- negative pressure
- 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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Links
- 239000000428 dust Substances 0.000 title claims abstract description 52
- 239000002893 slag Substances 0.000 title claims abstract description 34
- 238000003698 laser cutting Methods 0.000 title claims abstract description 19
- 238000007664 blowing Methods 0.000 claims abstract description 29
- 238000004140 cleaning Methods 0.000 claims description 25
- 238000005452 bending Methods 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 6
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 4
- 238000004804 winding Methods 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 4
- 229910001416 lithium ion Inorganic materials 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 230000003749 cleanliness Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000010408 sweeping Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/14—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor
- B23K26/142—Working by laser beam, e.g. welding, cutting or boring using a fluid stream, e.g. a jet of gas, in conjunction with the laser beam; Nozzles therefor for the removal of by-products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/38—Removing material by boring or cutting
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Laser Beam Processing (AREA)
Abstract
The invention relates to the technical field of laser cutting pole pieces, in particular to a dust and slag removing device for a laser cutting pole piece, which structurally comprises a removing cavity, a positive pressure mechanism arranged in the removing cavity and a negative pressure mechanism communicated with the removing cavity, wherein the positive pressure mechanism blows dust and slag to the negative pressure mechanism and sucks the dust and slag out of the negative pressure mechanism, the pole piece and pole lugs are formed after laser cutting, a blowing block is further arranged in the removing cavity, the air outlet direction of the blowing block can be pointed to the pole lugs by the pole piece, and the removing device can effectively remove the dust and slag generated by the laser cutting pole piece, and the dust removal rate can reach 99.5%.
Description
Technical Field
The invention relates to the technical field of laser cutting pole pieces, in particular to a dust and slag removing device for a laser cutting pole piece.
Background
The lithium ion power battery is a battery with high energy, high voltage, wide working temperature range and long storage life, is widely applied to small-sized electric appliances for military and civil use, and has the increasing demand on the lithium ion power battery and the increasing demand on the quality of the lithium ion power battery. The automatic laser cutting of the pole piece is a key step for producing the lithium ion battery, and in actual production, a large amount of dust and slag are generated after the laser cutting of the pole piece, and if the dust and slag are not removed in time, the dust and slag fall off and adhere to a coating area on the pole piece, so that the quality of the pole piece is affected. In the prior art, dust and slag are removed mainly by adopting a blowing and adsorption combination mode, after a pole lug is cut on a pole piece, the pole piece part and the pole lug part are arranged on the pole piece, however, the existing blowing mode directly blows air to the pole piece part and the pole lug part at the same time, so that dust and slag of the pole lug can be blown back to the pole piece and adhered to a coating area of the pole piece, the pole piece part is arranged in a battery, the cleanliness requirement on the pole piece is extremely high, and the cleanliness of the pole piece is not high enough, so that the integral quality of the battery is influenced.
Disclosure of Invention
The invention aims to provide a dust and slag removing device for a laser cutting pole piece, which can efficiently remove dust and slag generated by the laser cutting pole piece.
In order to achieve the above object, the following technical scheme is provided:
The utility model provides a dust and slag clearing device that laser cutting pole piece was used, including clear away the chamber, locate clear away the positive pressure mechanism in the intracavity and with clear away the negative pressure mechanism that the chamber switched on, positive pressure mechanism blows dust and slag to negative pressure mechanism and pass through negative pressure mechanism absorbs, forms pole piece and tab after the laser cutting, it still is equipped with the piece of blowing to clear away the intracavity, the wind direction of blowing the piece can be pointed to the tab by the pole piece.
The air blowing block comprises a block body and an air flow channel arranged on the block body, wherein the surface of an air outlet of the air flow channel is an inclined surface, and the inclined surface descends and inclines from one side of the tab to one side of the pole piece.
The air flow channel comprises an air inlet channel and an air outlet groove communicated with the air inlet channel, wherein the air outlet groove opening of the air outlet groove is in a groove shape, and the length direction of the air outlet groove opening of the groove shape is perpendicular to the length direction of the cutting roller used for winding the pole piece.
The air outlet groove is provided with a bending section, the bending section is bent to one side of the tab, and an air outlet notch of the air outlet groove is positioned at the bending section.
The block is an L-shaped block, one end of the L-shaped block is provided with an air inlet of the air inlet channel, and the other end of the L-shaped block is provided with an air outlet notch of the air outlet wire slot.
The air inlet channel is connected with a compression control pipe, and the compression control pipe adjusts the air inlet quantity of the air inlet channel through a speed regulating valve.
Wherein, both sides of the air outlet groove are encapsulated by sealing sheets.
The positive pressure mechanism further comprises an air blowing pipe and an air knife, the air blowing pipe and the air knife are both arranged at the top of the cleaning cavity, and the air blowing pipe and the air knife blow dust and slag into the negative pressure mechanism.
The negative pressure mechanism comprises a dust collection opening formed in the bottom of the cleaning cavity and a negative pressure suction pipe communicated with the dust collection opening, the dust collection opening is communicated with the negative pressure suction pipe through a rhombus table cover, and the bottom area of the rhombus table cover is reduced towards the direction of the negative pressure suction pipe.
The cleaning cavity is further provided with a base for supporting the cleaning cavity, the base comprises a support plate fixedly connected with the cleaning cavity, and the end part of the support is provided with a fixed bottom plate.
The invention has the beneficial effects that:
Compared with the prior art, the dust and slag removing device for the laser cutting pole piece has the advantages that the dust and slag can not be blown back to the pole piece, the problem that the dust and slag are not adhered to a pole piece coating area in time due to removal is avoided, 99.5% of dust and slag can be removed by adopting the device for removing the dust and slag, and the dust removing device has higher dust removing efficiency.
Drawings
FIG. 1 is a schematic diagram of a dust and slag removal device for a laser cut pole piece of the present invention;
FIG. 2 is an exploded view of the blow block of the present invention;
FIG. 3 is a schematic view showing the connection state of the air blowing block and the cleaning cavity according to the present invention;
Fig. 4 is a cross-sectional view of a blow block according to the present invention.
Reference numerals:
Cleaning cavity-1; the air blowing block-2, the block-21, the inclined plane-22, the air inlet channel-23, the air outlet groove-24, the air outlet notch-241 and the bending section-242; sealing sheet 25; compression control tube-3; a blowing pipe-4; air knife-5; dust collection port-6; negative pressure suction pipe 7; diamond table cover-8; base-9, bracket-91 and fixed bottom plate-92; observation plate-10.
Detailed Description
The present invention will be described in detail with reference to specific embodiments and drawings.
Examples
The dust and slag removing device for a laser cutting pole piece in this embodiment, as shown in fig. 1, includes a removing cavity 1, wherein the front side of the removing cavity 1 is an arc line, and the arc line is as close to the outer peripheral side of a cutting roller in the cutting device as possible. The bottom of the cleaning cavity 1 is provided with dust collection openings 6, the dust collection openings 6 are connected with negative pressure suction pipes 7, and specifically, the number of the dust collection openings 6 is two, so that the dust collection speed is conveniently increased. The two dust collection openings 6 are respectively communicated with the negative pressure suction pipe 7 through the rhombus table cover 8, and the bottom area of the rhombus table cover 8 is reduced towards the negative pressure suction pipe 7, so that the adsorption pressure of the negative pressure suction pipe 7 is increased, and the dust collection efficiency is improved.
As shown in fig. 1, a blowing block 2 is arranged in the cleaning cavity 1, a pole piece and a pole lug are formed after laser cutting, the air outlet of the blowing block 2 is directed to the pole lug by the pole piece, specifically, as shown in fig. 2, the blowing block 2 comprises a block 21 fixed on a side plate of the cleaning cavity 2, an air flow channel is arranged on the block 21, the surface of an air outlet of the air flow channel is an inclined surface 22, the inclined surface 22 descends and inclines from one side of the pole lug to one side of the pole piece, and the inclined surface has the following functions: after blowing out, the blowing energy is led to one side of the lug by the inclined plane so as to blow dust and slag on the pole piece to one side of the lug. In addition, as shown in fig. 4, the air flow channel includes an air inlet channel 23 and an air outlet slot 24 communicated with the air inlet channel 23, as shown in fig. 3, an air outlet slot 241 of the air outlet slot 24 is in a shape of a linear slot, and the length direction of the air outlet slot 241 in the shape of the linear slot is perpendicular to the length direction of a cutting roller used for winding a pole piece in the cutting device, so that an air curtain formed by the air outlet slot 241 is used for sweeping the pole piece and sweeping one side of a pole lug, and the air blowing is uniform and has large distribution area, and the dust blowing efficiency is improved. Wherein, both sides (except for the air outlet notch and both sides communicated with the air inlet channel) of the air outlet groove 24 are encapsulated by sealing sheets, so that the size of the air outlet notch 241 is furthest opened, and the air outlet notch 241 is conveniently opened.
As shown in fig. 3, the air outlet slot 24 is provided with a bending section 242, the bending section 242 is bent to one side of the tab, and the air outlet notch 241 is located on the bending section 242, so that the blown air is blown from one side of the pole piece to one side of the tab.
Preferably, the block 21 is an L-shaped block, one end of the L-shaped block is provided with an air inlet of the air inlet channel 23, the air inlet is led out of the cleaning cavity 1, the other end of the L-shaped block is provided with an air outlet notch 241 of the air outlet slot 24, the L-shaped block is convenient for arranging the air inlet on the side of the cleaning cavity 1 and leading the air outlet notch 241 to face the pole piece, the air inlet channel 23 is connected with the compression control tube 3, and the air inlet amount of the compression control tube 3 is regulated by the speed regulating valve.
In this embodiment, as shown in fig. 1, transparent observation plates 10 are respectively disposed on the left side plate and the right side plate of the cleaning cavity 1, so as to facilitate the observation of the working states of the cleaning cavity 1 and the laser.
In this embodiment, as shown in fig. 1, the positive pressure mechanism further includes a blowing pipe 4 and an air knife 5, the blowing pipe 4 and the air knife 5 are all disposed at the top of the cleaning cavity 1, the blowing pipe 4 and the air knife 5 blow dust and slag into the negative pressure mechanism, and the air curtain generated by the air knife 5 makes the dust and slag enter the dust collection opening 6 along with the air curtain, so as to avoid overflow of the dust and slag from the opening of the backboard 211, into which the laser line enters from the cleaning cavity 1.
In this embodiment, as shown in fig. 1, the cleaning chamber 1 is further provided with a base 9 for supporting itself, the base 9 includes a support plate 91 fixedly connected with the cleaning chamber 1, and a fixing base plate 92 is provided at an end of the support plate 91, so that the cleaning chamber 1 is stably placed.
Claims (4)
1. The utility model provides a dust and slag clearing device that laser cutting pole piece was used, includes clear away the chamber, locates clear away the intracavity positive pressure mechanism and with clear away the negative pressure mechanism that the chamber switched on, positive pressure mechanism blows dust and slag to negative pressure mechanism and pass through negative pressure mechanism absorbs, forms pole piece and utmost point ear, characterized by after the laser cutting: an air blowing block is arranged in the cleaning cavity, and the air outlet direction of the air blowing block can be pointed to the electrode lug by the electrode plate; the blowing block comprises a block body and a wind flow channel arranged on the block body, the surface of an air outlet of the wind flow channel is an inclined surface, and the inclined surface descends and inclines from one side of the tab to one side of the pole piece; the air flow channel comprises an air inlet channel and an air outlet groove communicated with the air inlet channel, the air outlet groove opening of the air outlet groove is in a wire groove shape, and the length direction of the air outlet groove opening in the wire groove shape is perpendicular to the length direction of a cutting roller used for winding the pole piece;
The air outlet groove is provided with a bending section, the bending section is bent to one side of the lug, and an air outlet notch of the air outlet groove is positioned at the bending section;
The block body is an L-shaped solid block body, one end part of the L-shaped solid block body is provided with an air inlet of the air inlet channel, and the other end part of the L-shaped solid block body is provided with an air outlet groove of the air outlet groove;
The two sides of the air outlet groove are packaged by sealing sheets;
the positive pressure mechanism further comprises an air blowing pipe and an air knife, the air blowing pipe and the air knife are both arranged at the top of the cleaning cavity, and the air blowing pipe and the air knife blow dust and slag into the negative pressure mechanism.
2. The dust and slag removal device for a laser cut pole piece of claim 1, wherein: the air inlet channel is connected with a compression control pipe, and the air inlet quantity of the air inlet channel is regulated by the compression control pipe through a speed regulating valve.
3. The dust and slag removal device for a laser cut pole piece of claim 1, wherein: the negative pressure mechanism comprises a dust collection opening formed in the bottom of the cleaning cavity and a negative pressure suction pipe communicated with the dust collection opening, the dust collection opening is communicated with the negative pressure suction pipe through a rhombus table cover, and the bottom area of the rhombus table cover is reduced towards the direction of the negative pressure suction pipe.
4. The dust and slag removal device for a laser cut pole piece of claim 1, wherein: the cleaning cavity is further provided with a base for supporting the cleaning cavity, the base comprises a support plate fixedly connected with the cleaning cavity, and the end part of the support is provided with a fixed bottom plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074273.9A CN108161222B (en) | 2018-01-25 | 2018-01-25 | Dust and slag removing device for laser cutting pole piece |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810074273.9A CN108161222B (en) | 2018-01-25 | 2018-01-25 | Dust and slag removing device for laser cutting pole piece |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108161222A CN108161222A (en) | 2018-06-15 |
| CN108161222B true CN108161222B (en) | 2024-05-24 |
Family
ID=62515640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810074273.9A Active CN108161222B (en) | 2018-01-25 | 2018-01-25 | Dust and slag removing device for laser cutting pole piece |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108161222B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108909017A (en) * | 2018-08-29 | 2018-11-30 | 武汉众望包装有限公司 | Dustless slotting die-cutting machine |
| CN109366014A (en) * | 2018-12-21 | 2019-02-22 | 武汉欧双光电科技股份有限公司 | A kind of raw ceramic laser cutting equipment |
| CN110052708B (en) * | 2019-05-21 | 2020-06-09 | 佛山市宏石激光技术有限公司 | Laser pipe cutting machine with slag-proof and dust-removing device and slag-proof and dust-removing method thereof |
| CN110614203B (en) * | 2019-10-21 | 2024-02-09 | 珠海华冠科技股份有限公司 | Pole piece knife coater |
| CN111014976A (en) * | 2019-12-17 | 2020-04-17 | 广州市易鸿智能装备有限公司 | Laser die cutting device |
| KR102245162B1 (en) * | 2020-08-11 | 2021-04-27 | 주식회사 디에이테크놀로지 | System for Laser Notching Process of Secondary Battery Electrode Film |
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| CN203992816U (en) * | 2014-05-30 | 2014-12-10 | 深圳市吉阳自动化科技有限公司 | Laser cutting dust arrester and laser die cutting machine |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108161222A (en) | 2018-06-15 |
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