Waste cleaning device of plate cutting machine

The design of dust and waste cleaning components solves the problem of incomplete cleaning of large particles and sticky waste in the plate cutting machine, achieves efficient cleaning of the work surface, and ensures cutting accuracy and device stability.

CN223456121UActive Publication Date: 2025-10-21ZOUCHENG XINGQI NEW BUILDING MATERIALS CO LTD
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Patent Information

Application Number
CN202422937905.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-11-29
Publication Date
2025-10-21
Estimated Expiration
2034-11-29

AI Technical Summary

Technical Problem

During the cutting process of existing plate cutting machines, it is difficult for the vacuum cleaner to effectively clean large particles and sticky waste, resulting in poor cleaning effect of the work surface and affecting cutting accuracy.

Method used

A device including a dust cleaning component and a waste cleaning component is designed. A dust collector is used to absorb dust, a scraper is used to clean large particles and sticky waste, and automatic cleaning is achieved through a drive component and a collection component.

Benefits of technology

Improves the cleanliness of the work surface, ensures cutting accuracy and device stability, and effectively cleans up various types of waste.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model provides a waste cleaning device of a plate cutting machine, which belongs to the technical field of plate cutting machines and comprises a supporting mechanism. Comprising a supporting frame, a workbench fixedly installed at the top of the supporting frame, a cutting assembly arranged above the workbench, a reserved groove formed in the center of the top of the workbench, a waste discharging groove formed in the top of the workbench, an installation plate fixedly installed at the top of the workbench and an air cylinder fixedly installed at the top of the installation plate. The collecting assembly is arranged at the bottom of the workbench and used in cooperation with the waste discharging groove. Through cooperation of the dust cleaning assembly and the waste cleaning assembly, dust and waste falling on the top of the workbench during plate cutting are absorbed and cleaned, the cleanliness of the top of the workbench is guaranteed, and the cutting effect of the cutting assembly on the plates is prevented from being affected; and the supporting mechanism is used for supporting the whole device, the stability of the device is improved, and the cutting assembly is used for cutting the plates.
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Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of plate cutting machine, concretely relates to a waste cleaning device of plate cutting machine. BACKGROUND

[0002] The plate cutting machine is used for cutting various plates. Through the high-speed rotation of the saw blade, it can cut wood boards, plastic boards and the like, has high cutting precision and can process thicker plates. It is used in the construction, furniture manufacturing, automobile manufacturing, ship manufacturing and the like, can cut the plates into the required size and shape, and is convenient for subsequent processing and assembly.

[0003] When the plate cutting machine cuts the plates, some waste will fall on the workbench. Generally, the workbench surface is cleaned by the dust collector. However, due to the limited suction force of the dust collector, the waste with large particles and the waste with large viscosity adhered to the surface of the workbench cannot be effectively absorbed and cleaned, resulting in poor cleaning effect of the waste on the workbench. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a waste cleaning device of plate cutting machine, and aims at solving the problems in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.

[0006] A waste cleaning device of plate cutting machine, comprising,

[0007] The supporting mechanism comprises a supporting frame, a workbench fixedly installed at the top of the supporting frame, a cutting assembly arranged above the workbench, a reserved groove opened at the top center of the workbench, a waste discharge groove opened at the top of the workbench, an installation plate fixedly installed at the top of the workbench, a gas cylinder fixedly installed at the top of the installation plate, and a collecting assembly arranged at the bottom of the workbench and matched with the waste discharge groove.

[0008] The cleaning mechanism comprises a dust cleaning assembly arranged on one side of the supporting frame, a waste cleaning assembly arranged at the top of the workbench and located on both sides of the reserved groove, and a driving assembly for driving the waste cleaning assembly, wherein the driving assembly is located at the bottom of the workbench.

[0009] As a preferred scheme of the utility model, the cutting assembly includes the installation cylinder body fixedly installed on the top of the support frame, the top groove opened on the top of the surface of the installation cylinder body, the control box fixedly installed on one side of the installation cylinder body, the driving motor fixedly installed on one side of the installation cylinder body, the screw rod fixedly installed on the output end of the driving motor, the threaded sleeve slidingly installed in the inside of the installation cylinder body and used in cooperation with the screw rod, the connecting plate fixedly installed on the top of the surface of the threaded sleeve and matched with the top groove, the two electric push rods fixedly installed on the bottom of the connecting plate and located outside the installation cylinder body, and the cutting machine fixedly installed on the output end of the electric push rod.

[0010] As a preferred scheme of the utility model, the dust cleaning assembly includes the dust collector located outside the support frame, the bellows communicated with both sides of the air suction pipe on the top of the dust collector, and the dust suction head communicated with the other end of the bellows.

[0011] As a preferred scheme of the utility model, the waste cleaning assembly includes the box body located on the top of the workbench, the folding plates fixedly installed on both sides of the surface of the box body, and the swing component arranged in the inner cavity of the box body, and the dust suction head is fixedly installed on the outer surface of the box body.

[0012] As a preferred scheme of the utility model, the swing component includes the positioning rod fixedly installed on the inner wall of the box body, the spring sleeved on the outer surface of the positioning rod, the movable ring fixedly installed on the end surface of the spring, the sleeve rod movably inserted with the positioning rod, the pulley fixedly installed on one end of the sleeve rod penetrating through the box body, the fixed plate fixedly installed on the top of the workbench, the arc convex blocks fixedly installed on one side of the outer surface of the fixed plate and matched with the pulley, the matching grooves opened on the surface of the box body and close to one side of the folding plate, and the scraper arranged on the surface of the sleeve rod and in contact with the top of the workbench.

[0013] As a preferred scheme of the utility model, the scraper includes the scraper fixedly installed on the surface of the sleeve rod and matched with the matching groove, and the sharp parts fixedly installed on the end surface of the scraper, and the top of the sharp part is designed as an inclined surface.

[0014] As a preferred scheme of the utility model, the driving assembly includes the control motor fixedly installed on the bottom of the workbench, the screw rod fixedly installed on the output end of the control motor, the screw sleeve threadedly connected with the outer surface of the screw rod, and the connecting block fixedly installed on the top of the surface of the screw sleeve and matched with the reserved groove, and the side surfaces of the connecting block are fixedly connected with the two box bodies respectively.

[0015] As a preferred scheme of the utility model, the collecting assembly includes the collecting box fixedly installed on the bottom of the workbench, the collecting assembly is located on the bottom of the waste discharge groove, and the closing door is hingedly connected to the bottom of the collecting box.

[0016] Compared with the prior art, the beneficial effects of the utility model are: through cooperation between the dust cleaning assembly and the waste cleaning assembly, dust and waste falling on the top of the workbench during cutting of the plate is absorbed and cleaned, the cleanliness of the top of the workbench is ensured, the cutting effect of the cutting assembly on the plate is avoided, the support mechanism is used for supporting the whole device, the stability of the device is improved, the cutting assembly cuts the plate, the cylinder is used for driving the pressing plate at the output end to move, so that the pressing plate limits and fixes the plate placed on the top of the workbench. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the drawings needed to be used in the embodiment description will be briefly introduced, obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creative labor, wherein:

[0018] Figure 1 It is the overall structure schematic diagram of the utility model;

[0019] Figure 2 It is the cutting assembly structure schematic diagram of the utility model;

[0020] Figure 3 It is the cleaning mechanism structure schematic diagram of the utility model;

[0021] Figure 4 It is the dust cleaning assembly structure schematic diagram of the utility model;

[0022] Figure 5 It is the waste cleaning assembly structure schematic diagram of the utility model;

[0023] Figure 6 It is the driving assembly structure schematic diagram of the utility model;

[0024] Figure 7 It is the scraper piece structure schematic diagram of the utility model;

[0025] Figure 8 It is the collection assembly structure schematic diagram of the utility model.

[0026] In the figure: 100, support mechanism; 101, support frame; 102, workbench; 103, cutting assembly; 103a, mounting cylinder; 103b, top groove; 103c, control box; 103d, drive motor; 103e, screw rod; 103f, threaded sleeve; 103g, connecting plate; 103h, electric push rod; 103i, cutting machine; 104, reserved groove; 105, waste discharge groove; 106, mounting plate; 107, air cylinder; 108, collection assembly; 108a, collection box; 108b, closing door; 200, cleaning mechanism; 201, dust cleaning assembly; 201a, dust collector; 201b, bellows; 201c, dust collection head; 202, waste cleaning assembly; 202a, box body; 202b, folding plate; 202c, swing component; 202c-1, positioning rod; 202c-2, spring; 202c-3, movable ring; 202c-4, sleeve rod; 202c-5, pulley; 202c-6, fixed plate; 202c-7, cam lobe; 202c-8, scraper component; 202c-8a, scraper; 202c-8b, sharp part; 202c-9, matching groove; 203, drive assembly; 203a, control motor; 203b, screw rod; 203c, screw sleeve; 203d, connecting block. DETAILED DESCRIPTION

[0027] In order to make the above-mentioned purposes, features and advantages of the present application more apparent and easy to understand, the specific embodiments of the present application will be described in detail below with reference to the accompanying drawings.

[0028] In the following description, a large number of specific details are set forth in order to provide a thorough understanding of the present application, but the present application can also be implemented in other ways different from those described herein, and those skilled in the art can make similar generalizations without departing from the connotation of the present application, therefore the present application is not limited by the specific embodiments disclosed below.

[0029] Secondly, "one embodiment" or "embodiment" referred to herein means that a specific feature, structure or characteristic can be included in at least one implementation of the present application. "In one embodiment" appearing in different places in the specification does not mean the same embodiment, nor is it an embodiment that is independent of or mutually exclusive of other embodiments.

[0030] EMBODIMENT

[0031] REFERENCE Figures 1-8 For the embodiments of the present application, the embodiments provide a waste cleaning device of a plate cutting machine, comprising,

[0032] The support mechanism 100 includes a support frame 101, a workbench 102 fixedly mounted on the top of the support frame 101, a cutting assembly 103 disposed above the workbench 102, a reserved slot 104 provided in the center of the top of the workbench 102, a waste chute 105 provided on the top of the workbench 102, a mounting plate 106 fixedly mounted on the top of the workbench 102, a cylinder 107 fixedly mounted on the top of the mounting plate 106, and a collection assembly 108 disposed at the bottom of the workbench 102 and used in conjunction with the waste chute 105.

[0033] The cleaning mechanism 200 includes a dust cleaning component 201 arranged on one side of the support frame 101, a waste cleaning component 202 arranged on the top of the workbench 102 and located on both sides of the reserved groove 104, and a driving component 203 for driving the waste cleaning component 202, and the driving component 203 is located at the bottom of the workbench 102.

[0034] Among them, through the cooperation between the dust cleaning component 201 and the waste cleaning component 202, the dust and waste falling on the top of the workbench 102 when the plate is cut are absorbed and cleaned, ensuring the cleanliness of the top of the workbench 102 and avoiding affecting the cutting effect of the cutting component 103 on the plate. The support mechanism 100 is used to support the entire device and improve the stability of the device. The cutting component 103 cuts the plate, and the cylinder 107 is used to drive the pressing plate at its output end to move, so that the pressing plate limits and fixes the plate placed on the top of the workbench 102.

[0035] Specifically, the cutting assembly 103 includes a mounting cylinder 103a fixedly mounted on the top of the support frame 101, a top groove 103b opened on the top of the surface of the mounting cylinder 103a, a control box 103c fixedly mounted on one side of the mounting cylinder 103a, a drive motor 103d fixedly mounted on one side of the mounting cylinder 103a, a screw rod 103e fixedly mounted on the output end of the drive motor 103d, a threaded sleeve 103f slidably mounted on the inside of the mounting cylinder 103a and used in conjunction with the screw rod 103e, a connecting plate 103g fixedly mounted on the top of the surface of the threaded sleeve 103f and adapted to the top groove 103b, two electric push rods 103h fixedly mounted on the bottom of the connecting plate 103g and located outside the mounting cylinder 103a, and a cutting machine 103i fixedly mounted on the output end of the electric push rod 103h.

[0036] The dust cleaning assembly 201 includes a dust collector 201a located outside the support frame 101, corrugated pipes 201b communicated with both sides of the suction pipe at the top of the dust collector 201a, and a dust suction head 201c communicated with the other end of the corrugated pipe 201b.

[0037] Specifically, the dust cleaning assembly 201 includes a dust collector 201a located outside the support frame 101, corrugated pipes 201b communicated with both sides of the suction pipe at the top of the dust collector 201a, and a dust suction head 201c communicated with the other end of the corrugated pipe 201b.

[0038] The dust collector 201a is used to generate strong negative pressure, which is conducted to the end of the dust suction head 201c through the corrugated pipe 201b, so that the dust suction head 201c absorbs the dust on the top of the workbench 102 and absorbs and cleans the dust and small particle waste falling on the top of the workbench 102.

[0039] Further, the waste cleaning assembly 202 includes a box body 202a located on the top of the workbench 102, folding plates 202b fixedly installed on both sides of the surface of the box body 202a, and a swing component 202c arranged in the inner cavity of the box body 202a. The dust suction head 201c is fixedly installed on the outer surface of the box body 202a.

[0040] The dust collector 201a is used to generate strong negative pressure, which is conducted to the end of the dust suction head 201c through the corrugated pipe 201b, so that the dust suction head 201c absorbs the dust on the top of the workbench 102 and absorbs and cleans the dust and small particle waste falling on the top of the workbench 102.

[0041] Preferably, the swing component 202c includes a positioning rod 202c-1 fixedly installed on the inner wall of the box body 202a, a spring 202c-2 sleeved on the outer surface of the positioning rod 202c-1, a movable ring 202c-3 fixedly installed on the end surface of the spring 202c-2, a sleeve rod 202c-4 movably connected with the positioning rod 202c-1, a pulley 202c-5 fixedly installed at one end of the sleeve rod 202c-4 penetrating the box body 202a, a fixed plate 202c-6 fixedly installed on the top of the workbench 102, a plurality of arc convex blocks 202c-7 fixedly installed on one side of the outer surface of the fixed plate 202c-6 and matched with the pulley 202c-5, a matched groove 202c-9 opened on the surface of the box body 202a and close to one side of the folding plate 202b, and a scraper 202c-8 arranged on the surface of the sleeve rod 202c-4 and in contact with the top of the workbench 102.

[0042] Wherein, through the cooperation of the fixed plate 202c-6 and the arc convex block 202c-7 for extruding the pulley 202c-5, in the process of moving the pulley 202c-5 driven by the box body 202a, the pulley 202c-5 is repeatedly extruded by the arc convex block 202c-7, so that the pulley 202c-5 drives the sleeve rod 202c-4 to move, and the sleeve rod 202c-4 drives the scraper 202c-8 to move, so that the scraper 202c-8 moves on the top of the workbench 102 while swinging, and then the scraper 202c-8 has a shearing effect on the sticky waste attached to the top of the workbench 102, improving the cleaning effect of the sticky waste, and the sleeve rod 202c-4 is pushed and reset under the joint action of the spring 202c-2 and the movable ring 202c-3, maintaining the swinging posture of the scraper 202c-8.

[0043] Further, the scraper 202c-8 includes a scraper 202c-8a fixedly installed on the surface of the sleeve rod 202c-4 and cooperated with the matching groove 202c-9, and a plurality of sharp parts 202c-8b fixedly installed on the end surface of the scraper 202c-8a, and the top of the sharp part 202c-8b is designed as an inclined surface.

[0044] Wherein, the top of the sharp part 202c-8b is designed as an inclined surface to improve the sharpness of the sharp part 202c-8b, and then improve the cleaning effect of the sticky waste attached to the top of the workbench 102.

[0045] Further, the driving assembly 203 includes a control motor 203a fixedly installed on the bottom of the workbench 102, a screw rod 203b fixedly installed on the output end of the control motor 203a, a screw sleeve 203c threadedly connected with the outer surface of the screw rod 203b, and a connecting block 203d fixedly installed on the top surface of the screw sleeve 203c and matched with the reserved groove 104, and the side surfaces of the connecting block 203d are respectively fixedly connected with the two box bodies 202a.

[0046] Wherein, the control motor 203a is used to drive the screw rod 203b to rotate, the screw rod 203b drives the screw sleeve 203c to move, the screw sleeve 203c drives the connecting block 203d to move, so that the connecting block 203d drives the parts of the cleaning mechanism 200 to move, so that the cleaning mechanism 200 cleans the waste on the top of the workbench 102, and provides power for the cleaning mechanism 200 to clean the waste.

[0047] Further, the collecting assembly 108 includes a collecting box 108a fixedly installed on the bottom of the workbench 102, and the collecting assembly 108 is located at the bottom of the waste discharge groove 105, and a closing door 108b hinged to the bottom of the collecting box 108a.

[0048] The collecting box 108a is used for collecting the large-particle waste, and the closing door 108b is used for facilitating the opening of the collecting box 108a and facilitating the discharge of the waste collected in the collecting box 108a.

[0049] In use, the cutting machine 103i is lifted under the action of the electric push rod 103h, the control motor 203a is used to drive the screw rod 203b to rotate, the screw rod 203b drives the screw sleeve 203c to move, the screw sleeve 203c drives the connecting block 203d to move, so that the connecting block 203d drives the box body 202a to push the large-particle waste on the top of the workbench 102, the folding plate 202b is used for limiting and folding the large-particle waste, when the large-particle waste is pushed to the waste discharge groove 105, the large-particle waste falls into the inside of the collecting assembly 108 for collection, the dust collector 201a is used to generate strong negative pressure and conduct the negative pressure to the end of the dust suction head 201c through the corrugated pipe 201b, so that the dust suction head 201c absorbs the dust on the top of the workbench 102, and the small-particle waste on the top of the workbench 102 is absorbed and cleaned.

[0050] The fixed plate 202c-6 and the arc convex block 202c-7 cooperate to extrude the pulley 202c-5, in the process that the box body 202a drives the swing component 202c to move, the pulley 202c-5 is repeatedly extruded by the arc convex blocks 202c-7, so that the pulley 202c-5 drives the sleeve rod 202c-4 to move, the sleeve rod 202c-4 drives the scraper component 202c-8 to move, so that the scraper component 202c-8 moves on the top of the workbench 102 while swinging, and then the scraper component 202c-8 has a shearing effect on the sticky waste attached to the top of the workbench 102, improving the cleaning effect of the sticky waste, the sleeve rod 202c-4 is pushed and reset under the joint action of the spring 202c-2 and the movable ring 202c-3, and the swinging posture of the scraper component 202c-8 is maintained.

[0051] In summary, through the cooperation between the dust cleaning assembly 201 and the waste cleaning assembly 202, the dust and waste falling on the top of the workbench 102 during the cutting of the plate material are absorbed and cleaned, the cleanliness of the top of the workbench 102 is ensured, the cutting effect of the cutting assembly 103 on the plate material is avoided, the support mechanism 100 is used to support the entire device, the stability of the device is improved, and the cutting assembly 103 cuts the plate material.

[0052] It is important to note that the construction and arrangements of the application shown in the various exemplary embodiments are illustrative only. Although only a few embodiments have been described in detail in this disclosure, those skilled in the art who review this disclosure will readily appreciate that many modifications can be made to the embodiments without departing from the novel teachings and advantages of the subject matter described herein. For example, elements described as integrated in a single unit can be separated, elements described as separate can be integrated, and the position, number, shape, and arrangements of elements can be varied. Accordingly, all such modifications are intended to be included within the scope of the present inventive subject matter. The order or sequence of any process or method steps can be varied or re-sequenced without departing from the general nature of the claims. Any "means plus function" clauses are intended to cover the structures described herein as performing the recited functionality and not only structural equivalents but also equivalent structures. Other substitutions, modifications, changes, and omissions can be made in the design, operating conditions, and arrangement of the exemplary embodiments without departing from the scope of the present inventive subject matter. Accordingly, the present inventive subject matter is not limited to the particular embodiments described and illustrated herein, but extends to equivalents of which the foregoing describes are intended to cover.

[0053] Furthermore, in order to provide a concise description of the exemplary embodiments, not all features of an actual implementation can be described (i.e., those pertaining to the

[0054] It is understood that in the development of any actual implementation, as in any engineering or design project, numerous implementation-specific decisions can be made. Such development efforts can inevitably lead to a number of substitutions, modifications, changes, and omissions of parts illustrated as having a specific configuration. Such are the natural consequences of research and development efforts, and

[0055] It should be noted that the above examples are only used to illustrate the technical solutions of the present application but not limit the present application, and although the present application has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the present application can be modified or replaced equivalently without departing from the spirit and scope of the present application, and all should be included in the scope of the claims of the present application.

Claims

1. A waste clearing device for a board cutting machine, characterized in that: Including, Supporting mechanism (100), including support frame (101), workbench (102) fixedly installed on the top of support frame (101), cutting assembly (103) arranged above workbench (102), reserved slot (104) opened in the top center of workbench (102), waste discharge slot (105) opened in the top of workbench (102), mounting plate (106) fixedly installed on the top of workbench (102), air cylinder (107) fixedly installed on the top of mounting plate (106), and collecting assembly (108) arranged at the bottom of workbench (102) and used in cooperation with waste discharge slot (105); Cleaning mechanism (200), including dust cleaning assembly (201) arranged on one side of support frame (101), waste cleaning assembly (202) arranged on the top of workbench (102) and located on both sides of reserved slot (104), and driving assembly (203) for driving waste cleaning assembly (202), driving assembly (203) is located at the bottom of workbench (102).

2. A waste cleaning device for a panel cutting machine according to claim 1, characterized in that: The cutting assembly (103) includes a mounting cylinder (103a) fixedly installed on the top of the support frame (101), a top slot (103b) opened on the top surface of the mounting cylinder (103a), a control box (103c) fixedly installed on one side of the mounting cylinder (103a), a driving motor (103d) fixedly installed on one side of the mounting cylinder (103a), a screw rod (103e) fixedly installed on the output end of the driving motor (103d), a threaded sleeve (103f) slidingly installed in the interior of the mounting cylinder (103a) and used in cooperation with the screw rod (103e), a connecting plate (103g) fixedly installed on the top surface of the threaded sleeve (103f) and matched with the top slot (103b), two electric push rods (103h) fixedly installed on the bottom of the connecting plate (103g) and located outside the mounting cylinder (103a), and a cutting machine (103i) fixedly installed on the output end of the electric push rod (103h).

3. A waste clearing device for a board cutting machine according to claim 2, characterized in that: The dust cleaning assembly (201) includes a dust collector (201a) located outside the support frame (101), a corrugated pipe (201b) communicated on both sides of the air suction pipe on the top of the dust collector (201a), and a dust suction head (201c) communicated on the other end of the corrugated pipe (201b).

4. A waste cleaning device for a board cutting machine according to claim 3, characterized in that: The waste cleaning assembly (202) includes a box body (202a) located on the top of the workbench (102), a folding plate (202b) fixedly installed on both sides of the surface of the box body (202a), and a swing component (202c) arranged in the inner cavity of the box body (202a), the dust suction head (201c) is fixedly installed on the outer surface of the box body (202a).

5. A waste clearing device for a board cutting machine according to claim 4, characterized in that: The swing component (202c) comprises a positioning rod (202c-1) fixedly installed on the inner wall of the box body (202a), a spring (202c-2) sleeved on the outer surface of the positioning rod (202c-1), a movable ring (202c-3) fixedly installed on the end surface of the spring (202c-2), a sleeve rod (202c-4) movably connected with the positioning rod (202c-1), a pulley (202c-5) fixedly installed on one end of the sleeve rod (202c-4) penetrating through the box body (202a), a fixed plate (202c-6) fixedly installed on the top of the workbench (102), a plurality of arc convex blocks (202c-7) fixedly installed on one side of the outer surface of the fixed plate (202c-6) and matched with the pulley (202c-5), a matched groove (202c-9) opened on the surface of the box body (202a) and close to one side of the folding plate (202b), and a scraper (202c-8) arranged on the surface of the sleeve rod (202c-4) and in contact with the top of the workbench (102).

6. A waste clearing device for a board cutting machine according to claim 5, characterized in that: The scraper (202c-8) comprises a scraper (202c-8a) fixedly installed on the surface of the sleeve rod (202c-4) and matched with the matched groove (202c-9), and a plurality of sharp portions (202c-8b) fixedly installed on the end surface of the scraper (202c-8a), wherein the top of the sharp portion (202c-8b) is designed as an inclined surface.

7. A waste clearing device for a board cutting machine according to claim 6, characterized in that: The driving assembly (203) comprises a control motor (203a) fixedly installed on the bottom of the workbench (102), a screw rod (203b) fixedly installed on the output end of the control motor (203a), a screw sleeve (203c) threadedly connected with the outer surface of the screw rod (203b), and a connecting block (203d) fixedly installed on the top of the surface of the screw sleeve (203c) and matched with the reserved groove (104), wherein the side surfaces of the connecting block (203d) are fixedly connected with the two box bodies (202a), respectively.

8. A waste clearing device for a board cutting machine according to claim 7, characterized in that: The collecting assembly (108) comprises a collecting box (108a) fixedly installed on the bottom of the workbench (102), wherein the collecting assembly (108) is located at the bottom of the waste discharge groove (105), and a closing door (108b) hingedly connected to the bottom of the collecting box (108a).