Cutting device for wood board processing

By designing a cutting device for wood board processing with adjustable cutting angles, the problem of inaccurate cutting in the prior art is solved, and the flexibility and efficiency of wood board processing are improved.

CN222590124UActive Publication Date: 2025-03-11CAOXIAN DEHUI WOOD IND CO LTD
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Patent Information

Application Number
CN202420445994.7
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-03-07
Publication Date
2025-03-11
Estimated Expiration
2034-03-07

AI Technical Summary

Technical Problem

The existing wooden board cutting device cannot cut the wooden board obliquely, resulting in inconvenient wood board processing.

Method used

A cutting device for wood board processing is designed. By setting up a connecting block, connecting shaft, mounting frame, driving gear and driven gear, the No. 1 motor drives the driving gear and driven gear to rotate, so that the inclination angle of the cutting wheel can be adjusted, thereby realizing oblique cutting.

Benefits of technology

The cutting angle is adjustable, the applicability of the cutting device is improved, and the processing of wooden boards is facilitated.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model relates to the technical field of wood processing equipment, and discloses a cutting device for wood board processing, which comprises a top plate, supporting plates are fixedly connected to the front side and the rear side of the lower surface of the top plate, and a cutting groove is formed in the right side of the upper surface of the top plate; and the upper surface of the connecting block is fixedly connected with the lower surface of the top plate. Through the arrangement of the connecting block, the connecting shaft, the mounting frame, the driving gear and the driven gear, when the first motor operates, the driving shaft can drive the driving gear to start to rotate, and at the moment, the outer surfaces of the driving gear and the driven gear are meshed; the driving gear can drive the driven gear to enable the driven gear, the connecting shaft and the mounting frame to integrally rotate with the connecting shaft as the axis, in the process, the inclination angle of the cutting wheel is changed, so that the cutting angle of the cutting wheel to a wood board is changed, the cutting angle is adjustable, and the applicability of the cutting device is improved.
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Description

Technical Field

[0001] The utility model relates to the technical field of wood processing equipment, and more specifically, to a cutting device for wood board processing. Background Art

[0002] Wood processing is a technical means of using wood as raw material and processing it mechanically or chemically to make the processed wood meet the needs of use. Wood processing technology includes basic processing technologies such as wood cutting, wood drying, and wood gluing. Due to the huge differences in material and dryness between different woods, the processing of wood must be determined based on the actual characteristics of the wood. In the forest industry, the wood processing industry and chemical processing of forest products are both follow-up industries of forest felling and transportation, and are important sectors for the comprehensive utilization of wood resources.

[0003] When operators are processing wooden boards, they often use cutting devices to cut the wooden boards according to actual needs, so as to facilitate subsequent further processing of the wooden boards. In actual use, although the existing cutting devices have basic cutting functions, the cutting wheels in the existing cutting devices are generally perpendicular to the wooden boards and cannot cut the wooden boards obliquely, which brings certain inconveniences to the processing of the wooden boards, and therefore need to be improved. Utility Model Content

[0004] In order to overcome the deficiencies of the prior art, the utility model provides a cutting device for wood board processing, which has the advantage of being able to adjust the cutting angle.

[0005] To achieve the above purpose, the utility model provides the following technical solution: a cutting device for wood board processing, comprising:

[0006] A top plate, wherein both the front and rear sides of the lower surface of the top plate are fixedly connected to support plates, and a cutting groove is provided on the right side of the upper surface of the top plate;

[0007] A connecting block, the upper surface of the connecting block is fixedly connected to the lower surface of the top plate, the number of the connecting blocks is two, the two connecting blocks are respectively located on the left and right sides of the cutting groove, the inner surfaces of the bottoms of the two connecting blocks are movably sleeved with connecting shafts, the left and right ends of the connecting shafts both penetrate the connecting blocks and extend to the outside of the connecting blocks, and the inner surface of the connecting shaft is fixedly connected to a mounting bracket located between the two connecting blocks;

[0008] A rotating mechanism, wherein the rotating mechanism is arranged below the cutting groove;

[0009] Wherein, the rotating mechanism includes a No. 1 protective shell, which is located on the front side of the mounting frame, the upper surface of the No. 1 protective shell is fixedly connected to the left side of the lower surface of the top plate, the inner surface of the No. 1 protective shell is fixedly installed with a No. 1 motor, the other end of the output shaft of the No. 1 motor is fixedly sleeved with a driving shaft, the left end of the outer surface of the driving shaft passes through the No. 1 protective shell and extends to the left side of the No. 1 protective shell and is fixedly sleeved with a driving gear, the outer surface of the driving gear is meshedly connected with a driven gear located on the left side of the connecting block, the inner surface of the driven gear is fixedly sleeved with the outer surface of the connecting shaft, and the rotation of the driving gear causes the driven gear to drive the connecting shaft and the mounting frame to rotate as a whole.

[0010] As a preferred technical solution of the utility model, a mounting box is fixedly connected to the left side of the inner surface of the mounting frame, a No. 2 protective shell located below the mounting frame is fixedly connected to the lower side of the left surface of the mounting box, a No. 2 motor is fixedly installed on the inner surface of the No. 2 protective shell, a rotating shaft is fixedly sleeved on the other end of the output shaft of the No. 2 motor, and the right end of the rotating shaft passes through the mounting box and extends to the interior of the mounting box.

[0011] As a preferred technical solution of the utility model, the outer surface of the rotating shaft is fixedly sleeved with a No. 1 gear located inside the mounting box, the upper side of the outer surface of the No. 1 gear is meshingly connected with the No. 2 gear, the inner surface of the No. 2 gear is fixedly sleeved with a center shaft, the left and right ends of the center shaft successively penetrate the No. 2 gear, the mounting box and the mounting frame and extend to the left and right sides of the mounting frame, the outer surface of the center shaft is fixedly sleeved with a cutting wheel located inside the mounting frame, the cutting wheel is located on the right side of the mounting box, and the upper end of the cutting wheel penetrates the cutting groove and extends to the top of the top plate.

[0012] As a preferred technical solution of the utility model, a sliding groove located on the left side of the cutting groove is opened on the upper surface of the top plate, and a connecting plate is fixedly connected to the lower surface of the top plate. There are two connecting plates, and the two connecting plates are respectively located on the left and right sides of the sliding groove. A No. 3 motor is fixedly installed on the front side of the left surface of the connecting plate, and a lead screw is fixedly sleeved on the other end of the output shaft of the No. 3 motor, and the right end of the lead screw passes through the connecting plate and extends to the right side of the connecting plate.

[0013] As a preferred technical solution of the utility model, a limiting rod is fixedly connected to the rear side of the left surface of the connecting plate, the right end of the limiting rod passes through the connecting plate and extends to the right side of the connecting plate, the outer surface of the limiting rod is movably sleeved with a moving block located between the two connecting plates, and the inner surface of the front side of the moving block is threadedly sleeved with the outer surface of the lead screw.

[0014] As a preferred technical solution of the utility model, the upper surface of the moving block is fixedly connected to a fixed box, the outer surfaces on the front and rear sides of the fixed box are movably connected to the inner surface of the sliding groove, a No. 4 motor is fixedly installed in the middle of the lower surface of the moving block, and the other end of the output shaft of the No. 4 motor is fixedly sleeved with a round shaft, the top end of the outer surface of the round shaft passes through the moving block and extends to the interior of the fixed box and is fixedly sleeved with a rotating rod.

[0015] As a preferred technical solution of the utility model, the left and right ends of the rotating rod are hinged with connecting rods, and the inner surface of the other end of the connecting rod is movably sleeved with a sliding column, the top end of the sliding column passes through the fixed box and extends to the upper side of the fixed box and is fixedly connected to a clamping block located above the fixed box.

[0016] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0017] 1. The utility model is provided with a connecting block, a connecting shaft, a mounting frame, a driving gear and a driven gear. When the No. 1 motor is running, the driving shaft will drive the driving gear to start rotating. At this time, due to the meshing of the outer surfaces between the driving gear and the driven gear, the driving gear will drive the driven gear so that the driven gear, the connecting shaft and the mounting frame as a whole start to rotate with the connecting shaft as the axis. In this process, the inclination angle of the cutting wheel changes, which makes the cutting angle of the cutting wheel to the wooden board change, realizes the adjustable cutting angle, and improves the applicability of the cutting device.

[0018] 2. The utility model sets a fixed box, a rotating rod, a connecting rod, a sliding column and a clamping block. When the No. 4 motor is running, the circular shaft will start to drive the rotating rod to rotate together. When the rotating rod starts to rotate, the two connecting rods will respectively rotate with the left and right ends of the rotating rod as the axis. At the same time, the other ends of the two connecting rods will pull the sliding column and the clamping block, so that the sliding column as a whole starts to move toward each other under the limit of the fixed box. Finally, the two clamping blocks will clamp the wooden board to ensure the stability of the wooden board during the cutting process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the bottom of the utility model;

[0021] Figure 3 It is a cross-sectional structural schematic diagram of the side of the utility model;

[0022] Figure 4 This is a schematic cross-sectional view of the first protective shell of the utility model;

[0023] Figure 5 It is a cross-sectional structural schematic diagram of the installation box of the utility model;

[0024] Figure 6 It is a structural schematic diagram of the connecting rod of the utility model;

[0025] Figure 7 This is a schematic diagram of the structure of the mounting frame of the utility model;

[0026] Figure 8 It is a schematic diagram of the central axis structure of the utility model.

[0027] In the figure: 1. top plate; 2. support plate; 3. cutting groove; 4. connecting block; 5. connecting shaft; 6. mounting frame; 7. No. 1 protective shell; 8. No. 1 motor; 9. driving shaft; 10. driving gear; 11. driven gear; 12. mounting box; 13. No. 2 protective shell; 14. No. 2 motor; 15. rotating shaft; 16. No. 1 gear; 17. No. 2 gear; 18. center shaft; 19. cutting wheel; 20. sliding groove; 21. connecting plate; 22. No. 3 motor; 23. lead screw; 24. limit rod; 25. moving block; 26. fixing box; 27. No. 4 motor; 28. round shaft; 29. ​​rotating rod; 30. connecting rod; 31. sliding column; 32. clamping block. DETAILED DESCRIPTION

[0028] 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 in 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.

[0029] like Figures 1 to 8 As shown, the utility model provides a cutting device for wood board processing, comprising:

[0030] A top plate 1, a support plate 2 is fixedly connected to both the front and rear sides of the lower surface of the top plate 1, and a cutting groove 3 is opened on the right side of the upper surface of the top plate 1;

[0031] A connecting block 4, the upper surface of the connecting block 4 and the lower surface of the top plate 1 are fixedly connected, the number of the connecting blocks 4 is two, the two connecting blocks 4 are respectively located on the left and right sides of the cutting groove 3, the inner surfaces of the bottoms of the two connecting blocks 4 are movably sleeved with connecting shafts 5, the left and right ends of the connecting shafts 5 both penetrate the connecting block 4 and extend to the outside of the connecting block 4, and the inner surface of the connecting shaft 5 is fixedly connected with a mounting frame 6 located between the two connecting blocks 4;

[0032] A rotating mechanism, the rotating mechanism is arranged below the cutting groove 3;

[0033] Among them, the rotating mechanism includes a No. 1 protective shell 7, which is located on the front side of the mounting frame 6, the upper surface of the No. 1 protective shell 7 is fixedly connected to the left side of the lower surface of the top plate 1, and the inner surface of the No. 1 protective shell 7 is fixedly installed with a No. 1 motor 8, and the other end of the output shaft of the No. 1 motor 8 is fixedly sleeved with a driving shaft 9, and the left end of the outer surface of the driving shaft 9 passes through the No. 1 protective shell 7 and extends to the left side of the No. 1 protective shell 7 and is fixedly sleeved with a driving gear 10, and the outer surface of the driving gear 10 is meshedly connected with a driven gear 11 located on the left side of the connecting block 4, and the inner surface of the driven gear 11 is fixedly sleeved with the outer surface of the connecting shaft 5, and the driving gear 10 rotates to make the driven gear 11 drive the connecting shaft 5 and the mounting frame 6 to rotate as a whole.

[0034] When the No. 1 motor 8 is running, the driving shaft 9 will drive the driving gear 10 to start rotating. At this time, due to the meshing between the driving gear 10 and the driven gear 11, the driving gear 10 will drive the driven gear 11, so that the driven gear 11, the connecting shaft 5 and the mounting frame 6 as a whole start to rotate with the connecting shaft 5 as the axis.

[0035] Among them, a mounting box 12 is fixedly connected to the left side of the inner surface of the mounting frame 6, and a No. 2 protective shell 13 located below the mounting frame 6 is fixedly connected to the lower side of the left surface of the mounting box 12. A No. 2 motor 14 is fixedly installed on the inner surface of the No. 2 protective shell 13, and a rotating shaft 15 is fixedly sleeved on the other end of the output shaft of the No. 2 motor 14. The right end of the rotating shaft 15 passes through the mounting box 12 and extends to the interior of the mounting box 12.

[0036] When the second motor 14 is running, the rotating shaft 15 will start to rotate.

[0037] Among them, the outer surface of the rotating shaft 15 is fixedly sleeved with a No. 1 gear 16 located inside the mounting box 12, the upper side of the outer surface of the No. 1 gear 16 is meshedly connected with a No. 2 gear 17, the inner surface of the No. 2 gear 17 is fixedly sleeved with a center shaft 18, the left and right ends of the center shaft 18 respectively penetrate the No. 2 gear 17, the mounting box 12 and the mounting frame 6 and extend to the left and right sides of the mounting frame 6, the outer surface of the center shaft 18 is fixedly sleeved with a cutting wheel 19 located inside the mounting frame 6, the cutting wheel 19 is located on the right side of the mounting box 12, and the upper end of the cutting wheel 19 penetrates the cutting groove 3 and extends to the top of the top plate 1.

[0038] When the shaft 15 starts to rotate, the first gear 16 will rotate along with the shaft 15. Since the first gear 16 is meshed with the second gear 17, the rotation of the first gear 16 will drive the second gear 17 to drive the central shaft 18 and the cutting wheel 19 to start rotating around the central shaft 18, so that the cutting wheel 19 cuts the wood board.

[0039] Among them, the upper surface of the top plate 1 is provided with a sliding groove 20 located on the left side of the cutting groove 3, and the lower surface of the top plate 1 is fixedly connected with a connecting plate 21. There are two connecting plates 21, and the two connecting plates 21 are respectively located on the left and right sides of the sliding groove 20. A No. 3 motor 22 is fixedly installed on the front side of the left surface of the connecting plate 21, and a lead screw 23 is fixedly sleeved on the other end of the output shaft of the No. 3 motor 22. The right end of the lead screw 23 passes through the connecting plate 21 and extends to the right side of the connecting plate 21.

[0040] When the third motor 22 is running, the lead screw 23 will start to rotate.

[0041] Among them, the rear side of the left surface of the connecting plate 21 is fixedly connected to a limiting rod 24, the right end of the limiting rod 24 passes through the connecting plate 21 and extends to the right side of the connecting plate 21, and the outer surface of the limiting rod 24 is movably sleeved with a moving block 25 located between the two connecting plates 21, and the inner surface of the front side of the moving block 25 is threadedly sleeved with the outer surface of the screw 23.

[0042] The rotation of the lead screw 23 causes the moving block 25 to start moving left and right as a whole under the limit of the limit rod 24 .

[0043] Among them, the upper surface of the moving block 25 is fixedly connected with a fixed box 26, the outer surfaces of the front and rear sides of the fixed box 26 are movably connected to the inner surface of the sliding groove 20, and a No. 4 motor 27 is fixedly installed in the middle of the lower surface of the moving block 25. The other end of the output shaft of the No. 4 motor 27 is fixedly sleeved with a round shaft 28. The top end of the outer surface of the round shaft 28 penetrates the moving block 25 and extends to the interior of the fixed box 26 and is fixedly sleeved with a rotating rod 29.

[0044] When the fourth motor 27 is running, the circular shaft 28 will start to drive the rotating rod 29 to rotate together.

[0045] Among them, the left and right ends of the rotating rod 29 are hinged with connecting rods 30, and the inner surface of the other end of the connecting rod 30 is movably sleeved with a sliding column 31. The top end of the sliding column 31 passes through the fixed box 26 and extends to the upper side of the fixed box 26 and is fixedly connected to a clamping block 32 located above the fixed box 26.

[0046] When the rotating rod 29 starts to rotate, the two connecting rods 30 will start to rotate with the left and right ends of the rotating rod 29 as the axis. At the same time, the other ends of the two connecting rods 30 will pull the sliding column 31, so that the sliding column 31 and the clamping block 32 start to move towards each other under the limit of the fixed box 26, and finally the two clamping blocks 32 will clamp the wooden board.

[0047] The working principle and use process of this utility model:

[0048] First, the operator places the wooden board between the two clamping blocks 32 and starts the No. 4 motor 27. As the No. 4 motor 27 runs, the round shaft 28 and the rotating rod 29 start to rotate, and the rotation of the rotating rod 29 causes the two connecting rods 30 to start rotating around the left and right ends of the rotating rod 29. At this time, the inner surfaces of the other ends of the two connecting rods 30 pull the two sliding columns 31 so that the two sliding columns 31 as a whole start to move toward each other under the limit of the fixed box 26. Finally, as the two sliding columns 31 move as a whole, the two clamping blocks 32 will The wooden board is clamped, and the operator starts the No. 1 motor 8. The operation of the No. 1 motor 8 causes the driving shaft 9 to drive the driving gear 10 and start to rotate. Due to the meshing between the driving gear 10 and the driven gear 11, the driven gear 11 starts to rotate under the meshing transmission of the driving gear 10, and the rotation of the driven gear 11 drives the connecting shaft 5 and the mounting frame 6 to rotate as a whole with the connecting shaft 5 as the axis. In this process, the inclination angle of the cutting wheel 19 changes, which causes the cutting angle of the cutting wheel 19 to the wooden board to change.

[0049] When the inclination angle of the cutting wheel 19 meets the operator's demand for cutting the wooden board, the operator starts the No. 3 motor 22 and the No. 2 motor 14. The operation of the No. 2 motor 14 causes the rotating shaft 15 to drive the No. 1 gear 16 to start rotating. Due to the meshing of the outer surfaces between the No. 1 gear 16 and the No. 2 gear 17, the No. 2 gear 17 starts to rotate driven by the No. 1 gear 16, and the rotation of the No. 2 gear 17 drives the central shaft 18 and the cutting wheel 19 and starts to rotate around the central shaft 18. The operation of the No. 3 motor 22 causes the lead screw 23 to start rotating, and the rotation of the lead screw 23 causes the moving block 25 as a whole and the wooden board to start moving to the left under the limit of the limit rod 24. Under the joint action of the moving block 25 and the cutting wheel 19, the cutting wheel 19 cuts the wooden board obliquely, completing the cutting operation of the wooden board.

[0050] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0051] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A cutting device for wood board processing, characterized in that: Included are: A top plate (1), wherein the front and rear sides of the lower surface of the top plate (1) are fixedly connected to support plates (2), and a cutting groove (3) is provided on the right side of the upper surface of the top plate (1); A connecting block (4), the upper surface of the connecting block (4) and the lower surface of the top plate (1) are fixedly connected, the number of the connecting blocks (4) is two, the two connecting blocks (4) are respectively located on the left and right sides of the cutting groove (3), the inner surfaces of the bottoms of the two connecting blocks (4) are movably sleeved with connecting shafts (5), the left and right ends of the connecting shafts (5) pass through the connecting block (4) and extend to the outside of the connecting block (4), and the inner surface of the connecting shaft (5) is fixedly connected with a mounting frame (6) located between the two connecting blocks (4); A rotating mechanism, the rotating mechanism being arranged below the cutting groove (3); The rotating mechanism comprises a No. 1 protective shell (7), the No. 1 protective shell (7) is located at the front side of the mounting frame (6), the upper surface of the No. 1 protective shell (7) is fixedly connected to the left side of the lower surface of the top plate (1), the inner surface of the No. 1 protective shell (7) is fixedly installed with a No. 1 motor (8), the other end of the output shaft of the No. 1 motor (8) is fixedly sleeved with a driving shaft (9), the left end of the outer surface of the driving shaft (9) passes through the No. 1 protective shell (7) and extends to the left side of the No. 1 protective shell (7) and is fixedly sleeved with a driving gear (10), the outer surface of the driving gear (10) is meshedly connected with a driven gear (11) located on the left side of the connecting block (4), the inner surface of the driven gear (11) is fixedly sleeved with the outer surface of the connecting shaft (5), and the driving gear (10) rotates so that the driven gear (11) drives the connecting shaft (5) and the mounting frame (6) to rotate as a whole.

2. A cutting device for wood board processing according to claim 1, characterized in that: The left side of the inner surface of the mounting frame (6) is fixedly connected with a mounting box (12), the lower side of the left surface of the mounting box (12) is fixedly connected with a second protective shell (13) located below the mounting frame (6), the inner surface of the second protective shell (13) is fixedly installed with a second motor (14), the other end of the output shaft of the second motor (14) is fixedly sleeved with a rotating shaft (15), the right end of the rotating shaft (15) passes through the mounting box (12) and extends to the interior of the mounting box (12).

3. A cutting device for wood board processing according to claim 2, characterized in that: The outer surface of the rotating shaft (15) is fixedly sleeved with a first gear (16) located inside the mounting box (12); the upper side of the outer surface of the first gear (16) is meshedly connected with a second gear (17); the inner surface of the second gear (17) is fixedly sleeved with a central shaft (18); the left and right ends of the central shaft (18) respectively penetrate the second gear (17), the mounting box (12) and the mounting frame (6) and extend to the left and right sides of the mounting frame (6); the outer surface of the central shaft (18) is fixedly sleeved with a cutting wheel (19) located inside the mounting frame (6); the cutting wheel (19) is located on the right side of the mounting box (12); the upper end of the cutting wheel (19) penetrates the cutting groove (3) and extends to the top of the top plate (1).

4. A cutting device for wood board processing according to claim 1, characterized in that: The upper surface of the top plate (1) is provided with a sliding groove (20) located on the left side of the cutting groove (3); the lower surface of the top plate (1) is fixedly connected with a connecting plate (21); the number of the connecting plates (21) is two, and the two connecting plates (21) are respectively located on the left and right sides of the sliding groove (20); a third motor (22) is fixedly installed on the front side of the left surface of the connecting plate (21); the other end of the output shaft of the third motor (22) is fixedly sleeved with a lead screw (23); the right end of the lead screw (23) passes through the connecting plate (21) and extends to the right side of the connecting plate (21).

5. A cutting device for wood board processing according to claim 4, characterized in that: A limiting rod (24) is fixedly connected to the rear side of the left surface of the connecting plate (21); the right end of the limiting rod (24) penetrates the connecting plate (21) and extends to the right side of the connecting plate (21); the outer surface of the limiting rod (24) is movably sleeved with a moving block (25) located between the two connecting plates (21); the inner surface of the front side of the moving block (25) is threadedly sleeved with the outer surface of the lead screw (23).

6. A cutting device for wood board processing according to claim 5, characterized in that: The upper surface of the moving block (25) is fixedly connected with a fixing box (26), the outer surfaces of the front and rear sides of the fixing box (26) are movably connected with the inner surface of the sliding groove (20), a No. 4 motor (27) is fixedly installed in the middle of the lower surface of the moving block (25), the other end of the output shaft of the No. 4 motor (27) is fixedly sleeved with a round shaft (28), the top end of the outer surface of the round shaft (28) passes through the moving block (25) and extends to the interior of the fixing box (26) and is fixedly sleeved with a rotating rod (29).

7. A cutting device for wood board processing according to claim 6, characterized in that: The left and right ends of the rotating rod (29) are both hinged with connecting rods (30), and the inner surface of the other end of the connecting rod (30) is movably sleeved with a sliding column (31), and the top end of the sliding column (31) passes through the fixed box (26) and extends to the upper side of the fixed box (26) and is fixedly connected to a clamping block (32) located above the fixed box (26).