Gauze dedusting and slitting equipment

By combining ultrasonic and hot-cutting technology in the mesh slitting equipment and equipped with a vacuum cleaner system, the problem of insufficient cutting performance and low cleanliness of mesh slitting equipment for different materials is solved, and efficient and smooth division is achieved Cutting and dust removal effect.

CN119099002APending Publication Date: 2024-12-10NANTONG LIUCHUN INTELLIGENT TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202411240837.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-09-05
Publication Date
2024-12-10

AI Technical Summary

Technical Problem

When existing mesh slicing equipment slices different types of mesh, it is easy to cause cutting edges and corners to wear and collapse, and it is difficult to ensure the cleanliness of the mesh.

Method used

A mesh dust-removing and slitting equipment is designed, which uses a combination of ultrasonic cutting components and hot cutting components, is equipped with a vacuum station, which is compatible with different models of mesh through ultrasonic and hot cutting technologies, and uses dust collectors and dust removal components. Perform dust removal to ensure smoothness and cleanliness of the mesh.

Benefits of technology

It realizes efficient slitting of different models of mesh, reduces cutting edge wear and cracking, improves the neatness of mesh and the neatness during winding, and avoids secondary machine-on-machine processing.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses gauze dedusting and slitting equipment which comprises an electric control counter, and an unreeling machine and a material receiving station are installed at the two ends of the electric control counter respectively. A conveying station is arranged between the unreeling machine and the material receiving station, a cutting station used for splitting and cutting gauze made of different materials is arranged on the conveying station, a dust collection station used for removing dust on the front and back sides of the gauze is arranged at the end, close to the material receiving station, of the conveying station, and the cutting station comprises an ultrasonic cutting assembly installed on the side close to the unreeling machine; the hot cutting assembly is used for pressing, heating and cutting the gauze. Through the arrangement mode that the cutting station and the dust collection station are matched, the ultrasonic cutting assembly and the hot cutting assembly are utilized, gauze of all models can be cut in a compatible mode, ultrasonic cutting and hot cutting can be switched freely, the phenomena of insufficient smoothness of the periphery of the cut gauze and gauze collapse are reduced, meanwhile, air draft and dust collection operation is conducted on the dust collection station, and the cutting efficiency is improved. The cleanliness of the gauze is ensured, and slitting and dust removal of the gauze are completed at a time.
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Description

Technical Field

[0001] The invention relates to the technical field of mesh dust removal and slitting, and in particular to a mesh dust removal and slitting device. Background Art

[0002] Mesh is used in the screen printing industry. It is divided into metal mesh and chemical fiber mesh. It has various specifications and a wide range of uses. After processing, the mesh needs to be cut by slitting equipment so that the mesh can be cut into different widths and rolled up.

[0003] However, the slitting blade structure of the existing mesh slitting equipment is simple, and the ordinary mesh is only cut by moving the knife head up and down. However, in actual slitting, the mesh is classified and cut according to different types of mesh. For example, silk or polyester mesh has a high elongation, and ordinary extrusion cutting knives are prone to cutting wear on the corners of the silk mesh, resulting in insufficient smoothness of the cutting edge. For nylon mesh with higher firmness, the cutting knife with a press-type structure has insufficient cutting performance for the nylon mesh due to its uniform wire diameter and smooth surface, and the mesh edge is prone to collapse. Summary of the invention

[0004] The object of the present invention is to provide a mesh dust removal and slitting device to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: a mesh dust removal and slitting device, comprising: an electric control counter, with an unwinding machine and a material receiving station respectively installed at both ends of the electric control counter;

[0006] A transfer station is provided between the unwinding machine and the receiving station, and a cutting station for cutting meshes of different materials is provided on the transfer station. A dust collecting station for dust removal on the front and back sides of the mesh is provided at one end of the transfer station close to the receiving station. The cutting station includes:

[0007] An ultrasonic cutting assembly, wherein the ultrasonic cutting assembly is installed on a side close to the unwinder;

[0008] A hot cutting component is installed on a side close to the dust collection station and is used for pressing, heating and cutting the mesh.

[0009] Preferably, the transfer station comprises:

[0010] A conveyor frame, the conveyor frame is installed on the surface of the electric control counter;

[0011] A tension wheel, the tension wheel is installed at one end of the conveying frame;

[0012] The anti-static rod is installed above and below the transmitted mesh and is fixed to one end of the conveying frame.

[0013] Preferably, the ultrasonic cutting assembly comprises:

[0014] A support plate, wherein the support plate is arranged in the middle of the conveying frame;

[0015] A plurality of support columns, wherein the plurality of support columns are fixed on the top of the electric control counter, and the support plate is supported and fixed on the middle of the plurality of support columns by a locking member;

[0016] A support frame, wherein the support frame is fixed to the bottom of the plurality of support columns;

[0017] A circular blade assembly, wherein the circular blade assembly is arranged at one end of the inner cavity of the support frame;

[0018] An adjusting screw, wherein the adjusting screw is fixed to both ends of the circular blade assembly and the adjusting screw is installed on both sides of the support frame through an adjusting nut;

[0019] An ultrasonic generator, wherein the ultrasonic generator is installed in the middle of the support plate;

[0020] Auxiliary roller, the auxiliary roller is installed at the other end of the inner cavity of the support frame.

[0021] Preferably, the ultrasonic generator is arranged directly below the circular blade assembly, and the top of the ultrasonic generator vibrates back and forth with the inner cavity of the support frame.

[0022] Preferably, the hot cutting component comprises:

[0023] Hexagonal columns, a plurality of which are fixed on the top of the electric control counter;

[0024] A fixing plate, the fixing plate being mounted on the top of the plurality of hexagonal columns;

[0025] A lifting cylinder, wherein the lifting cylinder is fixed to the middle of the fixed plate;

[0026] A lifting plate, the lifting plate being fixed to the telescopic output end of the lifting cylinder;

[0027] A hot cutting blade group is installed at the bottom of the lifting plate, and the hot cutting blade group cuts the mesh by heating the blades.

[0028] Preferably, the lifting plate is slidably and interlacedly connected with the outer walls of the plurality of hexagonal columns, and the hot cutting blade set is lifted and slidably connected with the top of the conveying frame.

[0029] Preferably, the dust collection station includes:

[0030] A dust collecting box, wherein the dust collecting box is fixed to one side of the conveying frame;

[0031] A dust collection component, wherein the dust collection component is arranged between the dust collection box and the conveying frame;

[0032] A dust removal assembly is relatively arranged at the top and bottom of the cut mesh, and is used to remove floating dust on the front and back sides of the cut mesh.

[0033] Preferably, the dust collection assembly comprises:

[0034] A dust suction pipe, which is in a curved structure and is fixedly inserted into the top of the dust collection box;

[0035] A slide rail seat, the slide rail seat is fixed to the outer wall of the dust collecting box;

[0036] A slide table, the slide table slides on the outer wall of the slide rail seat, and a dust removal component is installed at the bottom of the slide table;

[0037] The electric telescopic rod has a top portion fixed to the top portion of the dust suction pipe, and a bottom portion fixed to the top portion of the slide table.

[0038] Preferably, the dust removal assembly comprises:

[0039] A protection box, wherein the protection box is arranged in the inner cavity of the conveying frame, and the mesh is slidably inserted between two relative protection boxes;

[0040] A dust collector head, both ends of which are fixed to the inner cavity of the protective box through connecting pieces;

[0041] A connecting pipe is fixed between the dust suction head and the dust suction pipe.

[0042] Preferably, one of the protective boxes is slidably and interlacedly connected to the bottom of the dust suction pipe, and a control panel is fixedly connected to one corner of the electric control counter.

[0043] Technical effects and advantages of the present invention:

[0044] (1) The present invention can be compatible with cutting all types of meshes by using an ultrasonic cutting component and a hot cutting component through the coordinated arrangement of a cutting station and a dust collecting station, and ultrasonic cutting and hot cutting can be switched at will, which is suitable for cutting meshes of different types, reducing the lack of smoothness around the cut meshes and the phenomenon of mesh collapse. At the same time, the dust collecting station performs an exhaust and dust collection operation to ensure the cleanliness of the mesh, and the mesh cutting and dust removal are completed at one time, avoiding the need for a second machine operation;

[0045] (2) The present invention adopts a configuration in which a dust collecting box, a dust suction component and a dust removal component are coordinated, and utilizes a dust collecting box to facilitate centralized treatment of dust and dirt. The dust removal component can respectively remove floating dust that is invisible to the naked eye on both sides of the screen, thereby improving the cleanliness of the screen when it is rolled up. BRIEF DESCRIPTION OF THE DRAWINGS

[0046] Figure 1 It is a schematic diagram of the overall structure of the present invention.

[0047] Figure 2 It is a schematic diagram of the overall top structure of the present invention.

[0048] Figure 3 For the present invention Figure 1 Schematic diagram of the local enlarged structure at point A in the middle.

[0049] Figure 4 It is a schematic diagram of the overall structure of the circular blade assembly of the present invention.

[0050] Figure 5 It is a schematic diagram of the overall structure of the dust suction pipe of the present invention.

[0051] Figure 6 It is a schematic diagram of the side sectional structure of the protection box of the present invention.

[0052] In the figure: 1. Electric control counter; 2. Unwinding machine; 3. Rewinding station; 4. Transfer station; 41. Conveyor rack; 42. Tensioning wheel; 43. Anti-static rod; 5. Cutting station; 51. Ultrasonic cutting assembly; 511. Support plate; 512. Support column; 513. Support frame; 514. Circular blade assembly; 515. Adjusting screw; 516. Ultrasonic generator; 517. Auxiliary roller; 52. Hot cutting assembly Components; 521, hexagonal column; 522, fixed plate; 523, lifting cylinder; 524, lifting plate; 525, hot cutting blade group; 6, dust suction station; 61, dust collection box; 62, dust suction assembly; 621, dust suction pipe; 622, slide rail seat; 623, slide; 624, electric telescopic rod; 63, dust removal assembly; 631, protective box; 632, dust suction head; 633, connecting pipe; 7, control panel. DETAILED DESCRIPTION

[0053] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0054] The present invention provides Figure 1-6 The mesh gauze dust removal and slitting device shown in the figure comprises: an electric control counter 1, at both ends of which are respectively installed an unwinding machine 2 and a material receiving station 3, the unwinding machine 2 can stably unwind the wound mesh gauze, and the material receiving station 3 is equipped with a plurality of winders, through which the slit mesh gauze can be stably wound;

[0055] Furthermore, a transmission station 4 is provided between the unwinding machine 2 and the receiving station 3, and the transmission station 4 comprises: a conveying frame 41, a tensioning wheel 42 and a destaticizing rod 43. The conveying frame 41 is installed on the surface of the electric control counter 1, and the conveying frame 41 can stably convey the mesh. The tensioning wheel 42 is installed at one end of the conveying frame 41, and the mesh slides against the outer wall of the tensioning wheel 42, which is convenient for buffering the mesh and improving the tensioning performance of the mesh moving on the conveying frame 41. The destaticizing rod 43 is installed above and below the transmitted mesh, and the two destaticizing rods 43 are arranged opposite to each other. The destaticizing rod 43 is fixed to one end of the conveying frame 41, and the static electricity on the positive side of the mesh is conveniently removed through the destaticizing rod 43.

[0056] Furthermore, a cutting station 5 for cutting meshes of different materials is provided on the transmission station 4, and the cutting station 5 includes: an ultrasonic cutting component 51 and a hot cutting component 52, the ultrasonic cutting component 51 is installed on the side close to the unwinding machine 2, and the hot cutting component 52 is installed on the side close to the vacuum station 6, and the hot cutting component 52 is used for pressing, heating and cutting the mesh, and the ultrasonic cutting component 51 and the hot cutting component 52 can be compatible with cutting all types of meshes, and the ultrasonic cutting component 51 and the hot cutting component 52 can be switched at will;

[0057] Specifically, the ultrasonic cutting assembly 51 includes: a support plate 511, a plurality of support columns 512, a support frame 513, a circular blade group 514, an adjusting screw 515, an ultrasonic generator 516 and an auxiliary roller 517. The support plate 511 is arranged in the middle of the conveying frame 41, and the plurality of support columns 512 are fixed to the top of the electric control counter 1. The support plate 511 is supported and fixed to the middle of the plurality of support columns 512 by a locking member, and the support frame 513 is fixed to the bottom of the plurality of support columns 512, so that the support frame 513 and the support plate 511 can be fixed to the top and bottom of the plurality of support columns 512 in an upper and lower position. The circular blade group 514 is arranged at one end of the inner cavity of the support frame 513, and a plurality of circular knives are installed on the circular blade group 514. After the cutting point of the circular knife is worn, the angle of the circular knife can be changed and continued to be used, and its service life can be extended several times. The adjusting screw 515 is fixed to both ends of the circular blade group 514, and the adjusting screw 515 is adjusted by The section nuts are installed on both sides of the support frame 513, and the adjusting nuts can be manually rotated by adjusting the wrench to achieve the purpose of rotating the circular blade group 514, so that the circular blade group 514 can fit and cut the mesh and separate it from the mesh. The ultrasonic generator 516 is installed in the middle of the support plate 511, and the auxiliary roller 517 is installed at the other end of the inner cavity of the support frame 513. The ultrasonic generator 516 is arranged directly below the circular blade group 514. The top of the ultrasonic generator 516 and the inner cavity of the support frame 513 reciprocate and vibrate. Through the drive of the ultrasonic generator 516, it is convenient to ultrasonically cut the mesh sliding on the top of the ultrasonic generator 516 and the circular blade group 514. The cutting and striping adopts the ultrasonic principle, the incision is automatically sealed, there is no melted edge, burr edge, loose edge, no preheating, high efficiency, no blackening, no scorching, soft incision, beautiful and smooth, suitable for stable cutting of materials such as nylon mesh.

[0058] Specifically, the hot cutting assembly 52 includes: a hexagonal column 521, a fixed plate 522, a lifting cylinder 523, a lifting plate 524 and a hot cutting blade group 525. The multiple hexagonal columns 521 are fixed to the top of the electric control counter 1, the fixed plate 522 is installed on the top of the multiple hexagonal columns 521, the lifting cylinder 523 is fixed to the middle of the fixed plate 522, the lifting plate 524 is fixed to the telescopic output end of the lifting cylinder 523, the hot cutting blade group 525 is installed at the bottom of the lifting plate 524, the hot cutting blade group 525 cuts the mesh by heating the blade, and the lifting plate 524 and the multiple hexagonal columns 521 are fixed to the top of the multiple hexagonal columns 521. The outer wall of the column 521 is slidably interlaced and connected, and the hot cutting blade group 525 and the top of the conveying frame 41 are lifted and slid. Driven by the lifting cylinder 523, the hot cutting blade group 525 can heat and cut the silk mesh yarn to achieve hot cutting processing of the mesh yarn. The minimum cutting distance between the circular blade group 514 and the hot cutting blade group 525 is 20MM, and the circular blade group 514 and the hot cutting blade group 525 are respectively composed of a knife frame and a plurality of blades. Each blade on the circular blade group 514 and the hot cutting blade group 525 is fixed to the knife frame by a screw, and the distance between each blade is adjustable;

[0059] Further, a dust collecting station 6 for dust removal on the front and back sides of the mesh is provided at one end of the transmission station 4 close to the receiving station 3. The dust collecting station 6 comprises: a dust collecting box 61, a dust collecting assembly 62 and a dust removing assembly 63. The dust collecting box 61 is fixed to one side of the conveying frame 41. The dust collecting assembly 62 is arranged between the dust collecting box 61 and the conveying frame 41. The dust removing assembly 63 is relatively arranged at the top and bottom of the cut mesh. The dust removing assembly 63 is used to remove floating dust on the front and back sides of the cut mesh.

[0060] Specifically, the dust suction assembly 62 includes: a dust suction pipe 621, a slide rail seat 622, a slide table 623 and an electric telescopic rod 624. The top of the dust suction pipe 621 is a curved structure, and the bottom of the dust suction pipe 621 is arranged in a vertical state. The dust suction pipe 621 is a metal pipe, and a dust collector is installed at one end of the dust suction pipe 621 close to the dust collecting box 61. The dust suction pipe 621 is a curved structure and is fixedly inserted into the top of the dust collecting box 61. The slide rail seat 622 is fixed to the outer wall of the dust collecting box 61. The slide table 623 slides on the outer wall of the slide rail seat 622. One of the dust removal assemblies 63 is installed at the bottom of the slide table 623, and the top of the electric telescopic rod 624 is fixed to the top of the dust suction pipe 621. The bottom of the electric telescopic rod 624 is fixed to the top of the slide table 623. By driving the electric telescopic rod 624, the slide table 623 can stably move in the inner cavity of the slide rail seat 622, so as to adjust the distance between the two dust removal assemblies 63.

[0061] Specifically, the dust removal component 63 includes: a protective box 631, a dust suction head 632 and a connecting pipe 633. The protective box 631 is arranged in the inner cavity of the conveying frame 41, and the mesh is slidably inserted between the two relative protective boxes 631. The spacing between the two protective boxes 631 is suitable for the stable sliding of meshes of different thicknesses between the two protective boxes 631. The two ends of the dust suction head 632 are fixed to the inner cavity of the protective box 631 through a connecting piece. The connecting pipe 633 is fixed between the dust suction head 632 and the dust suction pipe 621. One of the protective boxes 631 is slidably inserted and connected with the bottom of the dust suction pipe 621. The inner cavity of the dust suction head 632 is a fan-shaped groove structure, which is convenient for exhausting and vacuuming the front and back sides of the cut mesh to ensure the cleanliness of the mesh. A control panel 7 is fixedly connected to one corner of the electric control counter 1. Through the control panel 7, the electric control drive for heating the lifting cylinder 523, the electric telescopic rod 624, and the hot cutting blade group 525 is convenient.

[0062] Working principle of the present invention:

[0063] When the ultrasonic cutting assembly 51 is used to cut the mesh, the angle of the circular blade assembly 514 is adjusted by the wrench to rotate, and the circular blades on the circular blade assembly 514 are fitted with the mesh and the ultrasonic generator 516 cuts the mesh by ultrasonic vibration, so that different fabrics can be ultrasonically cut;

[0064] When hot cutting is used, the nut is rotated by adjusting the wrench so that the adjusting screw 515 can rotate, and the circular blade group 514 can rotate upward, so that the blades of the circular blade group 514 are separated from the mesh, and the lifting cylinder 523 is driven to descend so that the hot cutting blade group 525 can descend to fit the mesh for heating and cutting, and the sides of the cut mesh are aligned. The cut mesh enters between two protective boxes 631, so that the front and back sides of the cut mesh are dusted to ensure the cleanliness of the mesh.

[0065] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, it is still possible for those skilled in the art to modify the technical solutions described in the aforementioned embodiments or to make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A mesh dust removal and slitting device, comprising: An electric control counter (1), wherein an unwinding machine (2) and a material receiving station (3) are respectively installed at two ends of the electric control counter (1); The invention is characterized in that a transmission station (4) is arranged between the unwinding machine (2) and the receiving station (3), a cutting station (5) for cutting meshes of different materials is arranged on the transmission station (4), a dust collecting station (6) for dust removal on the front and back sides of the mesh is arranged at one end of the transmission station (4) close to the receiving station (3), and the cutting station (5) comprises: An ultrasonic cutting component (51), wherein the ultrasonic cutting component (51) is installed on a side close to the unwinding machine (2); A hot cutting component (52), the hot cutting component (52) is installed on a side close to the dust collection station (6), and the hot cutting component (52) is used for pressing, heating and cutting of mesh yarn.

2. A mesh dust removal and slitting device according to claim 1, characterized in that: The transfer station (4) comprises: A conveying frame (41), wherein the conveying frame (41) is installed on the surface of the electric control counter (1); A tension wheel (42), wherein the tension wheel (42) is installed at one end of the conveying frame (41); A destaticizing rod (43) is installed above and below the transmitted mesh, and the destaticizing rod (43) is fixed to one end of the conveying frame (41).

3. A mesh dust removal and slitting device according to claim 2, characterized in that: The ultrasonic cutting component (51) comprises: A support plate (511), wherein the support plate (511) is arranged in the middle of the conveying frame (41); A plurality of support columns (512), wherein the plurality of support columns (512) are fixed to the top of the electric control counter (1), and the support plate (511) is supported and fixed to the middle of the plurality of support columns (512) via a locking member; A support frame (513), wherein the support frame (513) is fixed to the bottom of the plurality of support columns (512); A circular blade assembly (514), wherein the circular blade assembly (514) is disposed at one end of the inner cavity of the support frame (513); An adjusting screw (515), wherein the adjusting screw (515) is fixed to two ends of the circular blade assembly (514), and the adjusting screw (515) is installed on two sides of the support frame (513) through an adjusting nut; An ultrasonic generator (516), wherein the ultrasonic generator (516) is installed in the middle of the support plate (511); An auxiliary roller (517), wherein the auxiliary roller (517) is installed at the other end of the inner cavity of the support frame (513).

4. The mesh dust removal and slitting equipment according to claim 3, characterized in that: The ultrasonic generator (516) is arranged directly below the circular blade assembly (514), and the top of the ultrasonic generator (516) and the inner cavity of the support frame (513) vibrate back and forth.

5. The mesh dust removal and slitting equipment according to claim 2, characterized in that: The hot cutting assembly (52) comprises: Hexagonal columns (521), a plurality of said hexagonal columns (521) are fixed on the top of the electric control counter (1); A fixing plate (522), wherein the fixing plate (522) is mounted on the top of the plurality of hexagonal columns (521); A lifting cylinder (523), wherein the lifting cylinder (523) is fixed to the middle of the fixing plate (522); A lifting plate (524), wherein the lifting plate (524) is fixed to the telescopic output end of the lifting cylinder (523); A hot cutting blade group (525), wherein the hot cutting blade group (525) is installed at the bottom of the lifting plate (524), and the hot cutting blade group (525) cuts the mesh by heating the blades.

6. The mesh dust removal and slitting equipment according to claim 5, characterized in that: The lifting plate (524) is slidably interlaced with the outer walls of the plurality of hexagonal columns (521), and the hot cutting blade set (525) is lifted and slidably connected with the top of the conveying frame (41).

7. The mesh dust removal and slitting equipment according to claim 2, characterized in that: The dust collection station (6) comprises: A dust collecting box (61), wherein the dust collecting box (61) is fixed to one side of the conveying frame (41); A dust collection component (62), wherein the dust collection component (62) is arranged between the dust collection box (61) and the conveying frame (41); A dust removal assembly (63) is arranged relatively at the top and bottom of the cut mesh, and the dust removal assembly (63) is used to remove floating dust on the front and back surfaces of the cut mesh.

8. The mesh dust removal and slitting equipment according to claim 7, characterized in that: The dust collection component (62) comprises: A dust suction pipe (621), wherein the dust suction pipe (621) is in a curved structure and is fixedly inserted into the top of the dust collecting box (61); A slide rail seat (622), wherein the slide rail seat (622) is fixed to the outer wall of the dust collecting box (61); A slide (623), wherein the slide (623) slides on the outer wall of the slide rail seat (622), wherein a dust removal assembly (63) is installed at the bottom of the slide (623); An electric telescopic rod (624), wherein the top of the electric telescopic rod (624) is fixed to the top of the dust suction pipe (621), and the bottom of the electric telescopic rod (624) is fixed to the top of the slide platform (623).

9. The mesh dust removal and slitting equipment according to claim 8, characterized in that: The dust removal assembly (63) comprises: A protection box (631), wherein the protection box (631) is arranged in the inner cavity of the conveying frame (41), and the mesh is slidably inserted between two relatively two protection boxes (631); A dust collector head (632), wherein both ends of the dust collector head (632) are fixed to the inner cavity of the protection box (631) through connecting pieces; A connecting pipe (633), wherein the connecting pipe (633) is fixed between the dust suction head (632) and the dust suction pipe (621).

10. The mesh dust removal and slitting equipment according to claim 9, characterized in that: One of the protection boxes (631) is slidably connected to the bottom of the dust suction pipe (621), and a control panel (7) is fixedly connected to one corner of the electric control counter (1).