Material belt adsorption mechanism and laser processing device

Abstract

The utility model discloses a material belt adsorption mechanism and a laser processing device. The material belt adsorption mechanism comprises a laser processing device, the material belt adsorption mechanism comprises a conveying assembly, an adsorption assembly and a dust removal assembly, the conveying assembly comprises a conveying belt used for conveying a material belt, the conveying belt is provided with a first surface and a second surface which are opposite, the material belt is located on the side where the first surface of the conveying belt is located, and a plurality of adsorption holes are formed in the conveying belt; the adsorption assembly is arranged on the side where the second surface of the conveying belt is located and adsorbs the material belt to the first surface of the conveying belt through the adsorption holes. The dedusting assembly is arranged on the side where the first surface of the conveying belt is located and used for dedusting the first surface. According to the material belt adsorption mechanism, when the material belt adsorption mechanism operates, the conveying belt can be cleaned, the trouble that the material belt needs to be regularly and manually disassembled for cleaning is avoided, and the product quality is improved.

Description

Technical Field

[0001] The utility model relates to the field of material belt conveying, in particular to a material belt adsorption mechanism and a laser processing device. Background Art

[0002] During the production process of new energy lithium batteries, the positive and negative electrode sheets need to undergo specific processing techniques, such as laser surface cleaning, punching, scribing, tab cutting, burr removal, coding, cutting and other processing techniques. During the processing, friction will cause the sheet to fall off, and the dust on the sheet will stick to the upper surface of the conveyor belt. If it is not cleaned for a long time, it will affect the product quality. Utility Model Content

[0003] The embodiment of the utility model provides a material belt adsorption mechanism and a laser processing device to solve the cleaning problem of the conveyor belt.

[0004] An embodiment of the utility model provides a material belt adsorption mechanism for a laser processing device, characterized in that the material belt adsorption mechanism includes a transmission component, an adsorption component and a dust removal component, the transmission component includes a conveyor belt for conveying the material belt, the conveyor belt has a first surface and a second surface relative to each other, the material belt is located on the side where the first surface of the conveyor belt is located, and a plurality of adsorption holes are provided on the conveyor belt; the adsorption component is arranged on the side where the second surface of the conveyor belt is located, and the adsorption component adsorbs the material belt to the first surface of the conveyor belt via the adsorption holes; the dust removal component is arranged on the side where the first surface of the conveyor belt is located, and the dust removal component is used to remove dust from the first surface.

[0005] According to the material belt adsorption mechanism of the embodiment of the utility model, a dust removal component for dust removal is added on the basis of the ordinary material belt adsorption mechanism. The dust removal component can use dust removal methods including but not limited to brush dust removal, ultrasonic dust removal, ion wind, etc. The conveyor belt can be cleaned while the material belt adsorption mechanism is running, avoiding the trouble of regular manual disassembly of the material belt for cleaning and improving the quality of the product.

[0006] According to the above-mentioned embodiment of the utility model, the dust removal assembly includes a brush roller, a dust removal drive, and a dust hood. The dust hood is connected to the negative pressure generating device through a pipeline. The dust hood is arranged on the first surface of the conveyor belt. The brush roller is located in the dust hood and contacts the first surface of the conveyor belt. The dust removal drive drives the brush roller to roll to remove dust from the conveyor belt. When the conveyor belt is running, the brush roller is driven by the dust removal drive and continuously rotates in the opposite direction of the running direction of the conveyor belt. The brush roller brushes off the dust on the conveyor belt and drops it into the dust hood below. The dust hood is connected to the negative pressure generating device, so as to absorb the brushed dust and avoid secondary contamination of the conveyor belt.

[0007] According to the aforementioned embodiment of the utility model, the dust removal assembly further includes a driving mechanism; the transmission assembly further includes a plurality of transmission wheels, the conveyor belt is closed-looped around the plurality of transmission wheels, the plurality of transmission wheels include at least one driving wheel, a first driven wheel, and a second driven wheel, the driving mechanism is connected to the driving wheel, the driving mechanism can drive the driving wheel to rotate, the conveyor belt between the first driven wheel and the second driven wheel forms a processing platform, and the adsorption assembly is located between the first driven wheel and the second driven wheel. The transmission wheel can be used for the transportation and transmission of the conveyor belt, and the transmission of the conveyor belt is powered by the driving mechanism on the driving wheel.

[0008] According to the aforementioned embodiment of the utility model, the plurality of conveying wheels further include a first adjusting wheel, the position of the first adjusting wheel relative to the driving wheel is adjustable in a direction parallel to the processing platform, so that the conveyor belt is tensioned. The first adjusting wheel can be moved horizontally to adjust the conveyor belt, and the tensioning of the conveyor belt helps to prevent slipping during operation, thereby ensuring the stability of the conveyor belt operation.

[0009] According to the aforementioned embodiment of the utility model, the plurality of conveying wheels further include a second adjusting wheel, the position of the second adjusting wheel relative to the driving wheel is adjustable in a direction perpendicular to the processing platform, so that the conveyor belt is tensioned. The second adjusting wheel is used to be able to move vertically to adjust the conveyor belt, and the second adjusting wheel can fine-tune the tension of the conveyor belt.

[0010] According to the aforementioned embodiment of the utility model, the material belt adsorption mechanism further includes a pressure wheel assembly, the pressure wheel assembly includes a pressure wheel and a telescopic driving member, the pressure wheel is rotatably arranged at the telescopic end of the telescopic driving member, the pressure wheel axis is parallel to the axis of the plurality of conveying wheels, and the telescopic driving member can drive the pressure wheel to approach or move away from the driving wheel to press the conveyor belt against the driving wheel or separate from the conveyor belt. The pressure wheel and the driving wheel press the conveyor belt tightly to effectively prevent the conveyor belt from slipping during operation.

[0011] According to the aforementioned embodiment of the utility model, the peripheral surface of the driving wheel is provided with a plurality of protrusions along the circumferential direction, and the conveyor belt is provided with at least one row of uniformly arranged limiting holes along its own extension direction, and the limiting holes can cooperate with the protrusions. Uniform protrusions can be provided on the peripheral surface of one or more conveyor wheels, and the shape of the protrusions and the shape of the limiting holes of the conveyor belt can cooperate with each other to clamp, and the protrusions can be selected to be hemispherical, conical, pyramidal, truncated cone, etc. The setting of the limiting holes and protrusions can help to further fix the conveyor belt and ensure that the conveyor belt will not shift during transportation.

[0012] According to the aforementioned embodiment of the utility model, the conveyor belt includes a first conveyor belt unit and a second conveyor belt unit, the first conveyor belt unit and the second conveyor belt unit are arranged at intervals in a direction perpendicular to the conveying direction, and the gap between the first conveyor belt unit and the second conveyor belt unit corresponds to the position of the pole ear on the material belt. When the laser process is used to process the pole piece, a semi-open conveyor belt is used for laser avoidance processing, which can prevent the laser from hitting the surface of the conveyor belt, causing burrs on the conveyor belt and scratching the pole piece, while extending the life of the conveyor belt.

[0013] According to the above-mentioned embodiment of the utility model, the first conveyor belt unit is arranged with at least one row of uniformly arranged first limiting holes along its own extension direction, and the second conveyor belt unit is arranged with at least one row of uniformly arranged second limiting holes along its own extension direction. The peripheral surface of the driving wheel is provided with a plurality of first protrusions and a plurality of second protrusions along the circumferential direction, and the first limiting hole can cooperate with the first protrusion, and the second limiting hole can cooperate with the second protrusion. Both sides of the conveying wheel are provided with protrusions, which are respectively installed in cooperation with the first limiting holes and the second limiting holes on both sides of the conveyor belt to ensure that the first conveying unit and the second conveying unit of the conveyor belt remain stable during the conveying process.

[0014] The embodiment of the utility model further provides a laser processing device, which includes the material belt adsorption mechanism of any of the aforementioned embodiments of the utility model; a laser processing head, the laser processing head is located on the side where the first surface of the conveyor belt is located, and the laser processing head can perform synchronous laser processing on the material belt. The laser processing device can realize flying processing of the material belt when the material belt is moving, which is convenient for improving the laser processing efficiency, and the equipment has stable operation, long service life, and small wear. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0016] Figure 1 It is a three-dimensional schematic diagram of an embodiment of the material belt adsorption mechanism of the utility model;

[0017] Figure 2 It is a front schematic diagram of an embodiment of the material belt adsorption mechanism of the utility model;

[0018] Figure 3 It is a side view schematic diagram of an embodiment of the material belt adsorption mechanism of the utility model;

[0019] Figure 4 It is a side view schematic diagram of a conveyor belt disassembled state of one embodiment of the belt adsorption mechanism of the utility model;

[0020] Figure 5 This is a three-dimensional schematic diagram of an active wheel with a single-side protrusion in one embodiment of the material strip adsorption mechanism of the utility model;

[0021] Figure 6 It is a three-dimensional schematic diagram of an integral conveyor belt with a single-side limiting hole according to an embodiment of the material belt adsorption mechanism of the utility model;

[0022] Figure 7 It is a three-dimensional schematic diagram of an active wheel with double-sided protrusions in one embodiment of the material strip adsorption mechanism of the utility model;

[0023] Figure 8 It is a three-dimensional schematic diagram of a semi-open conveyor belt with double-sided limiting holes according to an embodiment of the material belt adsorption mechanism of the utility model;

[0024] Fig. 9 It is a three-dimensional schematic diagram of the installation state of a semi-open conveyor belt of an embodiment of the material belt adsorption mechanism of the utility model.

[0025] Description of reference numerals:

[0026] 100-transmission assembly; 110-transmission belt; 110a-limiting hole; 111-first surface; 112-second surface; 113-adsorption hole; 114-first transmission belt unit; 114a-first limiting hole; 115-second transmission belt unit; 115a-second limiting hole; 120-transmission wheel; 121-driving wheel; 1211-protrusion; 121a-first protrusion; 121b-second protrusion; 122-first driven wheel; 123-second driven wheel; 124-first adjusting wheel; 125-second adjusting wheel;

[0027] 200-adsorption component;

[0028] 300-dust removal assembly; 310-brush roller; 320-dust removal drive; 330-dust hood; 340-pipeline;

[0029] 400-driving mechanism;

[0030] 500-pressing wheel assembly; 510-pressing wheel; 520-telescopic driving member;

[0031] 600-L type mounting frame;

[0032] 700-Tape.

[0033] The realization of the purpose, functional features and advantages of the utility model will be further explained in conjunction with the embodiments with reference to the accompanying drawings. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] It should be noted that all directional indications in the embodiments of the present invention (such as up, down, left, right, front, back...) are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0036] In addition, the descriptions of "first", "second", etc. in the present utility model are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the technical solutions between the various embodiments can be combined with each other, but they must be based on the ability of ordinary technicians in this field to implement them. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist and is not within the scope of protection required by the present utility model.

[0037] An embodiment of the utility model provides a material belt adsorption mechanism for a laser processing device, the material belt adsorption mechanism includes a transmission component 100, an adsorption component 200 and a dust removal component 300, the transmission component 100 includes a conveyor belt 110 for conveying a material belt 700, the conveyor belt 110 has a first surface 111 and a second surface 112 relative to each other, the material belt 700 is located on the side of the first surface 111 of the conveyor belt 110, and a plurality of adsorption holes 113 are provided on the conveyor belt 110; the adsorption component 200 is arranged on the side of the second surface 112 of the conveyor belt 110, and the adsorption component 200 adsorbs the material belt 700 on the first surface 111 of the conveyor belt 110 via the adsorption holes 113; the dust removal component 300 is arranged on the side of the first surface 111 of the conveyor belt 110, and the dust removal component 300 is used to remove dust from the first surface 111.

[0038] According to the material belt adsorption mechanism of the embodiment of the utility model, a conveyor belt 110 is added under the material belt 700 to separate the material belt 700 and the adsorption component 200, thereby reducing friction. A plurality of adsorption holes 113 are arranged on the conveyor belt 110, and each adsorption hole 113 penetrates the first surface 111 and the second surface 112, so as to separate the material belt 700 and the adsorption component 200 without affecting the adsorption function of the adsorption component 200. A dust removal component 300 for dust removal is added on the basis of the ordinary material belt adsorption mechanism. The dust removal component 300 can use dust removal methods including but not limited to brush dust removal, ultrasonic dust removal, ion wind, dry ice dust removal, wiping with volatile organic cleaning liquid, etc. While the material belt adsorption mechanism is running, the conveyor belt 110 can be cleaned, thereby avoiding the trouble of regular manual disassembly of the material belt 700 for cleaning, and improving the quality of the product.

[0039] In some embodiments, Figures 1 to 4 As shown, the dust removal assembly 300 includes a brush roller 310, a dust removal drive 320, and a dust hood 330. The dust hood 330 is connected to the negative pressure generating device through a pipe 340. The dust hood 330 is disposed on the first surface 111 of the conveyor belt 110. The brush roller 310 is located in the dust hood 330 and contacts the first surface 111 of the conveyor belt 110. The dust removal drive 320 drives the brush roller 310 to roll to remove dust from the conveyor belt 110. The dust removal assembly 300 is installed below the horizontal part of the L-shaped mounting frame 600. The dust hood 330 has an opening, which faces the first surface 111 of the conveyor belt 110. The L-shaped mounting frame 600 is provided with an opening of a size suitable for the brush roller 310. The opening of the L-shaped mounting frame 600 is arranged in the opening of the dust hood 330. The dust hood 330 and the L-shaped mounting frame 600 are sealed and connected. The brush roller 310 extends into the opening on the L-shaped mounting frame 600 and contacts the first surface 111 of the conveyor belt 110. When the conveyor belt 110 is running, the brush roller 310 in the dust hood 330 is driven by the dust removal driving member 320 and continuously rotates in the opposite direction to the running direction of the conveyor belt 110. The brush roller 310 brushes off the dust on the conveyor belt 110 and drops it into the dust hood 330 below. The dust hood 330 is connected to the negative pressure generating device through the pipe 340, so that the brushed dust is sucked off to avoid secondary pollution of the conveyor belt 110.

[0040] In some embodiments, the dust removal assembly 300 further includes a driving mechanism 400; the conveying assembly 100 further includes a plurality of conveying wheels 120, the conveyor belt 110 is closed around the plurality of conveying wheels 120, the plurality of conveying wheels 120 include at least one driving wheel 121, a first driven wheel 122, and a second driven wheel 123, the driving mechanism 400 is connected to the driving wheel 121, the driving mechanism 400 can drive the driving wheel 121 to rotate, the conveyor belt 110 between the first driven wheel 122 and the second driven wheel 123 forms a processing platform, and the adsorption assembly 200 is located between the first driven wheel 122 and the second driven wheel 123. The driving mechanism 400 is fixedly mounted on the vertical part of the L-shaped mounting frame 600, the driving mechanism 400 is connected to the driving wheel 121, and the rollers of the first driven wheel 122 and the second driven wheel 123 are fixedly mounted on the vertical part of the L-shaped mounting frame 600. The conveying wheel 120 can be used for transporting and conveying the conveyor belt 110 , and the conveying of the conveyor belt 110 is powered by the driving mechanism 400 on the driving wheel 121 . The distance between the first driven wheel 122 and the second driven wheel 123 is greater than the size of the adsorption assembly 200 .

[0041] In some embodiments, the plurality of conveying wheels 120 further include a first adjusting wheel 124, and the position of the first adjusting wheel 124 relative to the driving wheel 121 is adjustable in a direction parallel to the processing platform, so that the conveyor belt 110 is tensioned. The first adjusting wheel 124 is movably mounted on the vertical portion of the L-shaped mounting frame 600, and the first adjusting wheel 124 can be moved horizontally to adjust the conveyor belt 110. The tension of the conveyor belt 110 helps prevent slipping during operation, thereby ensuring the stability of the conveyor belt 110.

[0042] In some embodiments, the plurality of conveying wheels 120 further include a second adjusting wheel 125, the position of the second adjusting wheel 125 relative to the driving wheel 121 is adjustable in a direction perpendicular to the processing platform, so that the conveyor belt 110 is tensioned. The second adjusting wheel 125 is movably mounted on the vertical portion of the L-shaped mounting frame 600, and the second adjusting wheel 125 is used to be able to move vertically to adjust the conveyor belt 110, and the diameter of the second adjusting wheel 125 is smaller than the diameter of the first adjusting wheel 124, and the first adjusting wheel 124 is used to roughly adjust the tension of the conveyor belt 110, and the second adjusting wheel 125 can finely adjust the tension of the conveyor belt 110.

[0043] In some embodiments, the material belt adsorption mechanism also includes a pressure wheel assembly 500, the pressure wheel assembly 500 includes a pressure wheel 510 and a telescopic driving member 520, the pressure wheel 510 is rotatably disposed at the telescopic end of the telescopic driving member 520, the axis of the pressure wheel 510 is parallel to the axes of multiple conveying wheels 120, and the telescopic driving member 520 can drive the pressure wheel 510 to approach or move away from the driving wheel 121 to press the conveyor belt 110 against the driving wheel 121 or separate from the conveyor belt 110. The telescopic driving member 520 of the pressure wheel assembly 500 is fixedly mounted on the horizontal part of the L-shaped mounting frame 600. The L-shaped mounting frame 600 is provided with an opening of a size suitable for the pressure wheel 510. The pressure wheel 510 can be inserted into the opening on the L-shaped mounting frame 600 to contact the first surface 111 of the conveyor belt 110. The roller shaft of the pressure wheel 510 is connected to the telescopic end of the telescopic driving member 520. The telescopic driving member 520 drives the pressure wheel 510 to move relative to the driving wheel 121, thereby pressing the conveyor belt 110, which can effectively prevent the conveyor belt 110 from slipping during operation.

[0044] In the above embodiment, the drive mechanism 400, the dust removal drive member 320, the telescopic drive member 520 and other structures are arranged on the lower side of the horizontal part or the rear side of the vertical part of the L-shaped mounting frame 600. When the conveyor belt 110 of the equipment needs to be replaced, the telescopic end of the telescopic drive member 520 is first retracted so that the pressure wheel 510 does not press the conveyor belt 110, and then the first adjustment wheel 124 is adjusted inwardly to completely loosen the conveyor belt 110, and then the old conveyor belt 110 is pulled out from the front side of the mechanism; the conveyor belt 110 is inserted into the conveyor wheel 120 from the front side of the mechanism, and then the first adjustment wheel 124 is adjusted outwardly to tighten the conveyor belt 110, and then the telescopic end of the telescopic drive member 520 is extended so that the pressure wheel 510 presses the conveyor belt 110. Since there is no mechanism shielding on the front side of the conveyor wheel 120, the conveyor belt 110 can be quickly replaced without disassembly.

[0045] In some embodiments, Figure 5 , Figure 6 As shown, the circumferential surface of the driving wheel 121 is provided with a plurality of protrusions 1211 along the circumferential direction, and the conveyor belt 110 is arranged with at least one row of uniformly arranged limiting holes 110a along its own extension direction, and the limiting holes 110a can cooperate with the protrusions 1211. Uniform protrusions 1211 can be provided on the outer circumference of one or more conveyor wheels 120, and the shape of the protrusions 1211 and the shape of the limiting holes 110a of the conveyor belt 110 can cooperate with each other to be stuck, and the protrusions 1211 can be selected from hemispherical, conical, pyramidal, truncated cone, etc. The setting of the limiting holes 110a and the protrusions 1211 can help to further fix the conveyor belt 110, and ensure that the conveyor belt 110 will not shift during transportation.

[0046] In some embodiments, the conveyor belt 110 includes a first conveyor belt unit 114 and a second conveyor belt unit 115, and the first conveyor belt unit 114 and the second conveyor belt unit 115 are arranged at intervals in a direction perpendicular to the conveying direction, and the gap between the first conveyor belt unit 114 and the second conveyor belt unit 115 corresponds to the position of the pole ear on the material belt 700. When the laser process is used to process the pole piece, the semi-open conveyor belt 110 is used for laser avoidance processing, which can prevent the laser from hitting the surface of the conveyor belt 110, causing burrs on the conveyor belt 110 and scratching the pole piece, and at the same time prolonging the life of the conveyor belt 110.

[0047] In some embodiments, Figures 6 to 9 As shown, the first conveyor belt unit 114 is arranged with at least one row of uniformly arranged first limiting holes 114a along its own extension direction, and the second conveyor belt unit 115 is arranged with at least one row of uniformly arranged second limiting holes 115a along its own extension direction. The peripheral surface of the driving wheel 121 is provided with a plurality of first protrusions 121a and a plurality of second protrusions 121b along the circumferential direction. The first limiting hole 114a can cooperate with the first protrusion 121a, and the second limiting hole 115a can cooperate with the second protrusion 121b. Both sides of the conveying wheel 120 are provided with protrusions 1211, which are respectively installed in cooperation with the first limiting holes 114a and the second limiting holes 115a on both sides of the conveyor belt 110 to ensure that the first conveyor belt unit 114 and the second conveyor belt unit 115 of the conveyor belt 110 remain stable during the conveying process.

[0048] According to the laser cleaning device of the embodiment of the utility model, the laser processing device includes the material belt adsorption mechanism of any of the aforementioned embodiments of the utility model; a laser processing head, the laser processing head is located on the side where the first surface 111 of the conveyor belt 110 is located, and the laser processing head can perform synchronous laser processing on the material belt 700.

[0049] According to the laser processing device of the embodiment of the utility model, it includes a material belt adsorption mechanism, which separates the material belt 700 and the adsorption component 200 by adding a conveyor belt 110 under the material belt 700, thereby reducing friction. At the same time, a plurality of adsorption holes 113 are arranged on the conveyor belt 110, and each adsorption hole 113 penetrates the first surface 111 and the second surface 112, so as to separate the material belt 700 and the adsorption component 200 without affecting the adsorption function of the adsorption component 200. In addition, the laser beam emitted by the laser processing head of the laser processing device of this embodiment can move synchronously with the material belt 700 when the material belt 700 is conveyed, so that the material belt 700 can be processed on the fly while the material belt 700 is moving, and the equipment has stable operation, long service life and small wear.

[0050] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A material strip adsorption mechanism for a laser processing device, characterized in that: The material strip adsorption mechanism comprises: A conveying assembly, wherein the conveying assembly comprises a conveying belt for conveying a material belt, the conveying belt having a first surface and a second surface opposite to each other, the material belt is located on the side where the first surface of the conveying belt is located, and a plurality of adsorption holes are provided on the conveying belt; An adsorption component, the adsorption component is arranged on the side where the second surface of the conveyor belt is located, and the adsorption component adsorbs the material belt to the first surface of the conveyor belt through the adsorption holes; A dust removal component is arranged on the side where the first surface of the conveyor belt is located, and the dust removal component is used to remove dust from the first surface.

2. The material strip adsorption mechanism according to claim 1, characterized in that: The dust removal assembly includes a brush roller, a dust removal drive, and a dust hood. The dust hood is connected to a negative pressure generating device through a pipe. The dust hood is arranged on the first surface of the conveyor belt. The brush roller is located in the dust hood and contacts the first surface of the conveyor belt. The dust removal drive drives the brush roller to roll to remove dust from the conveyor belt.

3. The material strip adsorption mechanism according to claim 1, characterized in that: Also includes: Driving mechanism; The conveying assembly also includes a plurality of conveying wheels, the conveyor belt is closed-looped around the plurality of conveying wheels, the plurality of conveying wheels include at least one driving wheel, a first driven wheel, and a second driven wheel, the driving mechanism is connected to the driving wheel, the driving mechanism can drive the driving wheel to rotate, the conveyor belt between the first driven wheel and the second driven wheel forms a processing platform, and the adsorption assembly is located between the first driven wheel and the second driven wheel.

4. The material strip adsorption mechanism according to claim 3, characterized in that: The plurality of conveying wheels further include a first adjusting wheel, wherein the position of the first adjusting wheel relative to the driving wheel is adjustable along a direction parallel to the processing platform so that the conveying belt is tensioned.

5. The material strip adsorption mechanism according to claim 3, characterized in that: The plurality of conveying wheels further include a second adjusting wheel, the position of the second adjusting wheel relative to the driving wheel is adjustable along a direction perpendicular to the processing platform, so that the conveying belt is tensioned.

6. The material strip adsorption mechanism according to claim 3, characterized in that: The material belt adsorption mechanism also includes a pressure wheel assembly, which includes a pressure wheel and a telescopic driving member. The pressure wheel is rotatably arranged at the telescopic end of the telescopic driving member. The axis of the pressure wheel is parallel to the axes of the multiple conveying wheels. The telescopic driving member can drive the pressure wheel to approach or move away from the driving wheel to press the conveyor belt against the driving wheel or separate it from the conveyor belt.

7. The material strip adsorption mechanism according to claim 3, characterized in that: The peripheral surface of the driving wheel is provided with a plurality of protrusions along the circumferential direction, and the conveyor belt is provided with at least one row of uniformly arranged limiting holes along its own extending direction, and the limiting holes can cooperate with the protrusions.

8. The material strip adsorption mechanism according to claim 3, characterized in that: The conveyor belt includes a first conveyor belt unit and a second conveyor belt unit. The first conveyor belt unit and the second conveyor belt unit are spaced apart in a direction perpendicular to a conveying direction. The gap between the first conveyor belt unit and the second conveyor belt unit corresponds to a position of a pole lug on the material belt.

9. The material strip adsorption mechanism according to claim 8, characterized in that: The first conveyor belt unit has at least one row of evenly arranged first limiting holes arranged along its own extension direction, and the second conveyor belt unit has at least one row of evenly arranged second limiting holes arranged along its own extension direction. The circumferential surface of the driving wheel is provided with a plurality of first protrusions and a plurality of second protrusions along the circumferential direction, and the first limiting hole can cooperate with the first protrusion, and the second limiting hole can cooperate with the second protrusion.

10. A laser processing device, characterized in that: include: The material strip adsorption mechanism according to any one of claims 1 to 9; A laser processing head is located on the side where the first surface of the conveyor belt is located, and the laser processing head can perform synchronous laser processing on the material belt.

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