Wood board edge cutting device

Abstract

A wood board edge cutting device comprises an edge cutting table, and a wood board fixator is installed on the edge cutting table. The cutters are mounted on the two sides of the edge cutting pedestal; the polishing wheels are mounted on the two sides of the edge cutting pedestal respectively, and the polishing wheels are arranged behind the cutter; the sweeper is installed on the edge cutting pedestal, and the sweeper is arranged behind the polishing wheel; according to the edge cutting device, the grinding wheel is arranged, the grinding wheel is used for grinding a wood board subjected to edge cutting, and the situation that burrs exist after edge cutting is avoided; according to the edge cutting device, the sweeper is arranged, the edge-cut wood board is swept, the problem that wood chips and waste residues exist in the edge-cut wood board is solved, and the wood board is kept clean and tidy.

Description

Technical Field

[0001] The invention belongs to the field of wood industry, and in particular relates to a wood board edge trimming device. Background Art

[0002] At present, the demand for boards is increasing, and many boards are irregular before processing. If the boards are not trimmed, the subsequent processing will become very complicated. This requires trimming to make the boards regular and facilitate subsequent processing. Therefore, a wood board trimming machine is needed.

[0003] The existing trimming devices will cause burrs, wood chips and waste residues after trimming the wood boards, which will affect the neatness of the wood boards. In the process of sawing the wood boards, the wood fibers will be stretched and cut through. The shape and movement of these saw teeth are the causes of burrs. Therefore, there will still be burrs on the wood boards after trimming, resulting in waste accumulation or wood chip accumulation problems. Summary of the invention

[0004] In view of the above situation, in order to overcome the defects of the prior art, the present invention creatively adopts a wood board trimming device to at least partially solve the problems raised in the above background technology.

[0005] The technical solution adopted is as follows: The embodiment of the present invention proposes a wood board trimming device, comprising A trimming table, the trimming table is installed on the trimming table base, the trimming table is connected to the trimming table base through a track, a wooden board fixer is installed on the trimming table, and the wooden board fixer can fix the rectangular wooden board from two non-trimming sides; A cutter, which is installed on both sides of the trimming stand and is used to cut two trimming sides of the rectangular wooden board respectively; Grinding wheels, which are respectively installed on both sides of the trimming table, and are arranged behind the cutter at the position of the trimming table; A sweeper is installed on the trimming stand, and the sweeper is arranged behind the grinding wheel. The sweeper includes an outer cover shell, a mounting frame and a roller cleaning brush. The outer cover shell is welded and fixed to the trimming stand, and the mounting frame is fixed inside the outer cover shell by bolts. The mounting frame is connected to the roller cleaning brush by a rotating shaft.

[0006] The wooden board fixer comprises a rotating rod, a locking mechanism and a pressure roller, the bottom of the rotating rod is connected to the trimming table through the locking mechanism, and the upper part of the rotating rod is integrally provided with the pressure roller; The rotating rod is configured in an arc shape; The pressure roller is configured in a cylindrical shape.

[0007] Wherein, 2-4 grinding wheels are installed.

[0008] Wherein, the waste guide mechanism is installed on both sides of the trimming table, and the waste guide mechanism is arranged between the cutter and the grinding wheel.

[0009] Furthermore, the waste guiding mechanism comprises a guiding partition plate and a guiding transfer plate, the guiding partition plate is arranged in front of the guiding transfer plate, and a plurality of guiding wheels are arranged on the guiding transfer plate.

[0010] Furthermore, the rear portion of the guide partition plate is extended outward to form an arc shape.

[0011] Furthermore, a waste unloading table is installed on both sides of the trimming table, and the position of the waste unloading table is set between the grinding wheel and the sweeper.

[0012] Furthermore, the waste unloading platform includes a unloading frame and rollers, a plurality of the rollers are arranged on the unloading frame, an axle seat is arranged on the trimming table seat, a connecting shaft is arranged on the unloading frame, and the axle seat is connected and rotated in cooperation with the connecting shaft; The lower part of the trimming table is welded with a support leg, a fixing seat is welded on the support leg, a hydraulic rod connecting plate is provided on the unloading frame, and a hydraulic rod is provided between the fixing seat and the hydraulic rod connecting plate; The hydraulic rod connecting plate is welded and fixed at the middle position of the unloading frame body, the hydraulic rod connecting plate is located on the outside of the supporting legs, and the hydraulic rod is inclined.

[0013] Furthermore, when the hydraulic rod is extended, the unloading frame is in a horizontal state, and when the hydraulic rod is retracted, the unloading frame is bent downward by 90 degrees.

[0014] Furthermore, the number of the rollers is 8-10, with the hydraulic rod connecting plate as the center of symmetry, and the number of the rollers on both sides of the hydraulic rod connecting plate is the same.

[0015] The beneficial effects achieved by the present invention using the above structure are as follows: 1. The present invention is provided with a grinding wheel, which grinds the wooden board after edge trimming to avoid the existence of burrs after edge trimming; the present invention is provided with a sweeper, which cleans the wooden board after edge trimming to solve the problem of sawdust and waste residue on the wooden board after edge trimming, and keeps the wooden board clean and tidy.

[0016] 2. The present invention solves the problem of waste accumulation on the trimming table. The waste guide mechanism can be tilted 90 degrees, which solves the problem of easy accumulation of trimming waste caused by the existing fixed guide plate and insufficient tilt. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of the three-dimensional structure of a wood board trimming device according to an embodiment of the present invention; Figure 2 An external schematic diagram of a wooden board fastener is provided for an embodiment of the present invention; Figure 3 A schematic diagram of the internal structure of a cutter is provided for an embodiment of the present invention; Figure 4 A schematic diagram of the structure of a guide partition plate is provided for an embodiment of the present invention; Figure 5 A schematic diagram of the opening and closing structure of a waste unloading platform is provided for an embodiment of the present invention; Among them, there are a trimming table 1, a wooden board holder 2, a trimming table seat 3, a cutter 4, a guide mechanism 5, a grinding wheel 6, a waste unloading table 7, a sweeper 8, a cutting gear 4.1, a gear cover 4.2, a gear mounting frame 4.3, a guide partition plate 5.1, a guide transfer plate 5.2, a guide wheel 5.3, a unloading frame 7.1, a roller 7.2, an axle seat 7.3, a connecting shaft 7.4, a fixing seat 7.5, a hydraulic rod 7.6, a hydraulic rod connecting plate 7.7, an outer cover shell 8.1, a mounting frame 8.2, and a roller cleaning brush 8.3.

[0018] The accompanying drawings are used to provide further understanding of the embodiments and constitute a part of the specification. They are used for explanation together with the embodiments and do not constitute a limitation of the embodiments. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments; based on the embodiments, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection.

[0020] In the description of the embodiments, it should be understood that terms such as "up", "down", "front", "back", "left", "right", "top", "bottom", "inside" and "outside" indicating directions or positional relationships are based on the directions or positional relationships shown in the accompanying drawings. They are only for the convenience of describing the embodiments and simplifying the description. They do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction. Therefore, they should not be understood as limitations on the embodiments.

[0021] Embodiment 1, like Figure 1 As shown, a wood board trimming device comprises: A trimming table 1, wherein the trimming table 1 is installed on a trimming table seat 3, wherein the trimming table 1 is connected to the trimming table seat 3 via a track, wherein a wooden board fixer 2 is installed on the trimming table 1, wherein the wooden board fixer 2 can fix a rectangular wooden board from two non-trimming sides, and both non-trimming sides of the wooden board are fixed by the wooden board fixer 2, so as to prevent the wooden board from moving during trimming, thereby facilitating trimming of the wooden board; The cutter 4 is used to cut the two trimming sides of the rectangular wooden board respectively; the cutter 4 is installed on both sides of the trimming stand 3, and the cutter 4 includes a cutting gear 4.1, a gear cover 4.2 and a gear mounting frame 4.3. The cutting gear 4.1 is installed on the gear mounting frame 4.3, and the gear cover 4.2 is provided on the outer side of the upper part of the cutting gear 4.1. The cutter 4 trims the wooden board, and the gear cover 4.2 prevents waste slag from flying around and can ensure some safety of the staff; Grinding wheels 6 are installed on both sides of the trimming stand 3, respectively. The grinding wheels 6 are arranged behind the cutter 4. The grinding wheels 6 grind the trimmed wood board to avoid burrs after trimming. A sweeper 8 is installed on the trimming stand 3. The sweeper 8 is arranged behind the grinding wheel 6. The sweeper 8 includes an outer cover shell 8.1, a mounting frame 8.2 and a roller cleaning brush 8.3. The outer cover shell 8.1 is welded and fixed to the trimming stand 3. The mounting frame 8.2 is fixed in the outer cover shell 8.1 by bolts. The mounting frame 8.2 is connected to the roller cleaning brush 8.3 by a rotating shaft to clean the wooden board after trimming, thereby solving the problem of sawdust and waste residue on the wooden board after trimming and keeping the wooden board clean and tidy.

[0022] like Figure 2 As shown, the wooden board fixer 2 comprises a rotating rod 2.1, a locking mechanism 2.2 and a pressure roller 2.3. The bottom of the rotating rod 2.1 is connected to the trimming table 1 through the locking mechanism 2.2. The upper part of the rotating rod 2.1 is integrally provided with the pressure roller 2.3. The rotating rod 2.1 rotates along the locking mechanism 2.2. The locking mechanism 2.2 is a pneumatic locking mechanism. When the pressure roller 2.3 presses the wooden board, the locking mechanism 2.2 is locked and fixed to achieve the fixation of the wooden board. The rotating rod 2.1 is constructed in an arc shape to avoid squeezing between the rotating rod 2.1 and the wooden board; The pressing roller 2.3 is cylindrical in structure and has a smooth surface. The smooth cylindrical pressing roller 2.3 can prevent the pressing roller from causing damage to the wooden board.

[0023] like Figure 1 As shown, 2-4 grinding wheels 6 are installed. Experiments have shown that 2-4 grinding wheels are sufficient to remove burrs. If too many grinding wheels 6 are installed and the distance is too large, it will affect the guide conveying plate 5.2 from conveying the waste to the waste unloading platform 7.

[0024] like Figure 1 As shown, the waste guiding mechanism 5 is installed on both sides of the trimming table 3, and the waste guiding mechanism 5 is arranged between the cutter 4 and the grinding wheel 6, and the waste is guided by the waste guiding mechanism 5.

[0025] like Figure 1 and Figure 4 As shown, the waste guide mechanism 5 comprises a guide partition plate 5.1 and a guide conveying plate 5.2. The guide partition plate 5.1 is arranged in front of the guide conveying plate 5.2. The guide conveying plate 5.2 is provided with a plurality of guide wheels 5.3. The guide partition plate 5.1 separates the waste of the wood board cutting from the wood board by a certain distance, so as to facilitate the grinding wheel of the next process to grind the burrs of the cut edge, and guides the waste to the guide conveying plate 5.2, and then conveys it to the waste unloading platform 7 through the guide conveying plate 5.2. like Figure 4 As shown, the rear portion of the guide partition plate 5.1 is extended outward to form an arc shape, so as to separate the waste material of the wood board cutting from the wood board by a certain distance, so as to facilitate the next process of grinding the burrs of the cut edge by the grinding wheel and guide the waste material to the guide conveying plate 5.2.

[0026] The wooden board is fixed on the trimming table 1 by the wooden board fixer 2, and the trimming table 1 moves forward along the trimming table base 3 through the track. First, the wooden board is trimmed by the cutter 4, and the wooden board continues to move forward after the trimming. The guide partition plate 5.1 separates the waste of the wooden board cutting from the wooden board at a certain distance. The waste reaches the guide conveying plate 5.2, and the grinding wheel grinds the burrs on the trimmed edges. The wooden board continues to move forward and passes through the sweeper 8, which cleans the wooden board after the trimming.

[0027] The present invention is provided with a grinding wheel, which grinds the wooden board after edge trimming to avoid the situation where burrs exist after edge trimming; the present invention is provided with a sweeper, which cleans the wooden board after edge trimming to solve the problem of wood chips and waste residues existing in the wooden board after edge trimming, and keeps the wooden board clean and tidy.

[0028] Embodiment 2, like Figure 1 As shown, a wood board trimming device comprises: A trimming table 1, wherein the trimming table 1 is installed on a trimming table seat 3, wherein the trimming table 1 is connected to the trimming table seat 3 via a track, wherein a wooden board fixer 2 is installed on the trimming table 1, wherein the wooden board fixer 2 can fix a rectangular wooden board from two non-trimming sides, and both non-trimming sides of the wooden board are fixed by the wooden board fixer 2, so as to prevent the wooden board from moving during trimming, thereby facilitating trimming of the wooden board; The cutter 4 is installed on both sides of the trimming stand 3. The cutter 4 includes a cutting gear 4.1, a gear cover 4.2 and a gear mounting frame 4.3. The cutting gear 4.1 is installed on the gear mounting frame 4.3. The gear cover 4.2 is provided on the outer side of the upper part of the cutting gear 4.1. The cutter 4 trims the wood board. The gear cover 4.2 prevents waste slag from flying around and can ensure some safety of the staff. Grinding wheels 6 are installed on both sides of the trimming stand 3, respectively. The grinding wheels 6 are arranged behind the cutter 4. The grinding wheels 6 grind the trimmed wood board to avoid burrs after trimming. A sweeper 8 is installed on the trimming stand 3. The sweeper 8 is arranged behind the grinding wheel 6. The sweeper 8 includes an outer cover shell 8.1, a mounting frame 8.2 and a roller cleaning brush 8.3. The outer cover shell 8.1 is welded and fixed to the trimming stand 3. The mounting frame 8.2 is fixed in the outer cover shell 8.1 by bolts. The mounting frame 8.2 is connected to the roller cleaning brush 8.3 by a rotating shaft to clean the wooden board after trimming, thereby solving the problem of sawdust and waste residue on the wooden board after trimming and keeping the wooden board clean and tidy.

[0029] like Figure 2 As shown, the wooden board fixer 2 comprises a rotating rod 2.1, a locking mechanism 2.2 and a pressure roller 2.3. The bottom of the rotating rod 2.1 is connected to the trimming table 1 through the locking mechanism 2.2. The upper part of the rotating rod 2.1 is integrally provided with the pressure roller 2.3. The rotating rod 2.1 rotates along the locking mechanism 2.2. The locking mechanism 2.2 is a pneumatic locking mechanism. When the pressure roller 2.3 presses the wooden board, the locking mechanism 2.2 is locked and fixed to achieve the fixation of the wooden board. The rotating rod 2.1 is constructed in an arc shape to avoid squeezing between the rotating rod 2.1 and the wooden board; The pressing roller 2.3 is cylindrical in structure and has a smooth surface. The smooth cylindrical pressing roller 2.3 can prevent the pressing roller from causing damage to the wooden board.

[0030] like Figure 1 As shown, 2-4 grinding wheels 6 are installed. Experiments have shown that 2-4 grinding wheels are sufficient to remove burrs. If too many grinding wheels 6 are installed and the distance is too large, it will affect the guide conveying plate 5.2 from conveying the waste to the waste unloading platform 7.

[0031] like Figure 1 As shown, the waste guiding mechanism 5 is installed on both sides of the trimming table 3, and the waste guiding mechanism 5 is arranged between the cutter 4 and the grinding wheel 6, and the waste is guided by the waste guiding mechanism 5.

[0032] like Figure 1 and Figure 4 As shown, the waste guide mechanism 5 comprises a guide partition plate 5.1 and a guide conveying plate 5.2. The guide partition plate 5.1 is arranged in front of the guide conveying plate 5.2. The guide conveying plate 5.2 is provided with a plurality of guide wheels 5.3. The guide partition plate 5.1 separates the waste of the wood board cutting from the wood board by a certain distance, so as to facilitate the grinding wheel of the next process to grind the burrs of the cut edge, and guides the waste to the guide conveying plate 5.2, and then conveys it to the waste unloading platform 7 through the guide conveying plate 5.2. like Figure 4 As shown, the rear portion of the guide partition plate 5.1 is extended outward to form an arc shape, so as to separate the waste material of the wood board cutting from the wood board by a certain distance, so as to facilitate the next process of grinding the burrs of the cut edge by the grinding wheel and guide the waste material to the guide conveying plate 5.2.

[0033] like Figure 5 As shown, a waste unloading platform 7 is installed on both sides of the trimming platform 3, and the position of the waste unloading platform 7 is set between the grinding wheel 6 and the sweeper 8. The waste is dumped through the waste unloading platform 7, which solves the problem of easy accumulation of trimming waste; The waste unloading platform 7 comprises a unloading frame 7.1 and rollers 7.2, wherein a plurality of rollers 7.2 are arranged on the unloading frame 7.1, an axle seat 7.3 is arranged on the trimming platform seat 3, a connecting shaft 7.4 is arranged on the unloading frame 7.1, and the axle seat 7.3 is connected and rotated with the connecting shaft 7.4. When the waste unloading platform 7 is tilted, the unloading frame 7.1 is tilted by the axle seat 7.3 and the connecting shaft 7.4. The lower part of the trimming table 3 is welded with a leg 9, and a fixing seat 7.5 is welded on the leg 9. A hydraulic rod connecting plate 7.7 is provided on the unloading frame 7.1. A hydraulic rod 7.6 is provided between the fixing seat 7.5 and the hydraulic rod connecting plate 7.7, and the hydraulic rod 7.6 provides power for the unloading frame 7.1; The hydraulic rod connecting plate 7.7 is welded and fixed to the middle position of the unloading frame 7.1. The hydraulic rod connecting plate 7.7 is located on the outside of the supporting leg 9. The hydraulic rod 7.6 is inclined so that the unloading frame 7.1 is evenly stressed. The hydraulic rod connecting plate 7.7 is located on the outside of the supporting leg 9. The hydraulic rod 7.6 is inclined. The hydraulic rod 7.6 is inclined so that the unloading frame 7.1 can be folded 90 degrees and all the waste on the unloading frame 7.1 can be poured down, thereby solving the problem of easy accumulation of trimmed waste.

[0034] like Figure 5 As shown, the hydraulic rod 7.6 is stretched out, the unloading frame 7.1 is in a horizontal state, the hydraulic rod 7.6 is retracted, and the unloading frame 7.1 is bent downward by 90 degrees. The unloading frame 7.1 is bent by 90 degrees to pour out all the waste, thereby avoiding the accumulation of waste.

[0035] like Figure 5 As shown, there are 8 to 10 rollers 7.2, with the hydraulic rod connecting plate 7.7 as the symmetry center, and the number of rollers 7.2 on both sides of the hydraulic rod connecting plate 7.7 is the same, so that the unloading frame 7.1 is evenly powered.

[0036] The wooden board is fixed on the trimming table 1 by the wooden board fixer 2, and the trimming table 1 moves forward along the trimming table base 3 through the track. First, the wooden board is trimmed by the cutter 4, and the wooden board continues to move forward after the trimming. The guide partition plate 5.1 separates the waste of the wooden board cutting from the wooden board at a certain distance, and the waste reaches the guide conveying plate 5.2. The grinding wheel grinds the burrs on the trimmed edges and continues to move forward. The waste is conveyed to the waste unloading table 7 through the guide conveying plate 5.2, and the waste is dumped through the waste unloading table 7. The wooden board continues to move forward and passes through the sweeper 8, which cleans the wooden board after the trimming.

[0037] The present invention: 1. The present invention is provided with a grinding wheel, which grinds the wooden board after edge trimming to avoid the existence of burrs after edge trimming; the present invention is provided with a sweeper, which cleans the wooden board after edge trimming to solve the problem of sawdust and waste residue on the wooden board after edge trimming, and keeps the wooden board clean and tidy.

[0038] 2. The present invention is provided with a waste guide mechanism which can be tilted 90 degrees, thus solving the problem of easy accumulation of trimming waste caused by the existing fixed guide plate and insufficient tilt.

[0039] 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.

[0040] Although embodiments have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations may be made to the embodiments without departing from the principles and spirit thereof, and the scope of the embodiments is defined by the appended claims and their equivalents.

[0041] The above description of the implementation mode is not restrictive, and the drawings show only one of the implementation modes, and the actual structure is not limited thereto. In short, if ordinary technicians in the field are inspired by it and design structural methods and embodiments similar to the technical solution without creativity without departing from the purpose of the invention, they should all fall within the scope of protection.

Claims

1. A wood board trimming device, comprising: A trimming table (1), the trimming table (1) being mounted on a trimming table base (3), the trimming table (1) being connected to the trimming table base (3) via a track, a wooden board fixer (2) being mounted on the trimming table (1), the wooden board fixer (2) being capable of fixing a rectangular wooden board from two non-trimming sides; A cutter (4), the cutter (4) being mounted on two sides of the trimming stand (3) and being used to cut two trimming sides of the rectangular wooden board respectively; A grinding wheel (6), the grinding wheel (6) being respectively installed on both sides of the trimming stand (3), and the grinding wheel (6) being arranged behind the cutter (4); A sweeper (8) is installed on the trimming stand (3), and the sweeper (8) is arranged behind the grinding wheel (6). The sweeper (8) comprises an outer cover shell (8.1), a mounting frame (8.2) and a roller cleaning brush (8.3). The outer cover shell (8.1) is welded and fixed to the trimming stand (3), the mounting frame (8.2) is fixed in the outer cover shell (8.1) by bolts, and the mounting frame (8.2) is connected to the roller cleaning brush (8.3) by a rotating shaft.

2. A wood board trimming device according to claim 1, characterized in that: The wooden board fixer (2) comprises a rotating rod (2.1), a locking mechanism (2.2) and a pressure roller (2.3); the bottom of the rotating rod (2.1) is connected to the trimming table (1) via the locking mechanism (2.2), and the upper part of the rotating rod (2.1) is integrally provided with the pressure roller (2.3); The rotating rod (2.1) is constructed in an arc shape; The pressure roller (2.3) is designed to be cylindrical.

3. A wood board trimming device according to claim 1, characterized in that: The grinding wheels (6) are installed in 2 to 4 pieces.

4. A wood board trimming device according to claim 1, characterized in that: It comprises a waste material guiding mechanism (5), which is installed on both sides of the trimming platform (3), and is arranged between the cutter (4) and the grinding wheel (6).

5. A wood board trimming device according to claim 4, characterized in that: The waste guide mechanism (5) comprises a guide partition plate (5.1) and a guide transfer plate (5.2); the guide partition plate (5.1) is arranged in front of the guide transfer plate (5.2); and a plurality of guide wheels (5.3) are arranged on the guide transfer plate (5.2).

6. A wood board trimming device according to claim 5, characterized in that: The rear portion of the guide partition plate (5.1) expands outwards to form an arc shape.

7. The device for trimming a wooden board according to claim 1, characterized in that: It comprises a waste unloading platform (7), which is installed on both sides of the trimming platform (3), and the waste unloading platform (7) is located between the grinding wheel (6) and the sweeper (8).

8. The device for trimming a wooden board according to claim 7, characterized in that: The waste material unloading platform (7) comprises a unloading frame (7.1) and rollers (7.2); a plurality of rollers (7.2) are provided on the unloading frame (7.1); an axle seat (7.3) is provided on the trimming table seat (3); a connecting shaft (7.4) is provided on the unloading frame (7.1); the axle seat (7.3) and the connecting shaft (7.4) are connected and rotated in cooperation; A support leg (9) is welded to the lower part of the trimming table (3), a fixing seat (7.5) is welded to the support leg (9), a hydraulic rod connecting plate (7.7) is provided on the unloading frame (7.1), and a hydraulic rod (7.6) is provided between the fixing seat (7.5) and the hydraulic rod connecting plate (7.7); The hydraulic rod connecting plate (7.7) is welded and fixed at a middle position of the unloading frame (7.1); the hydraulic rod connecting plate (7.7) is located outside the supporting leg (9); and the hydraulic rod (7.6) is inclined.

9. A wood board trimming device according to claim 8, characterized in that: When the hydraulic rod (7.6) is extended, the unloading frame (7.1) is in a horizontal state, and when the hydraulic rod (7.6) is retracted, the unloading frame (7.1) is bent downward by 90 degrees.

10. A wood board trimming device according to claim 9, characterized in that: The number of the rollers (7.2) is 8-10, with the hydraulic rod connecting plate (7.7) being the symmetry center, and the number of the rollers (7.2) on both sides of the hydraulic rod connecting plate (7.7) being the same.

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