Wood sawing device based on machine vision

Abstract

The invention relates to the technical field of wood cutting, in particular to a wood sawing device based on machine vision. An operator places to-be-cut wood on the deck plate, the to-be-cut wood is located on the feeding side of the cutting saw blade, the to-be-cut wood abuts against the supporting side plate, then a first sliding base is driven by a driving component to move in the direction close to the cutting saw blade, and therefore a first transverse blocking arm abuts against the end of the to-be-cut wood, and if the diameter of the to-be-cut wood is large, the to-be-cut wood is cut. If yes, a second transverse blocking arm is rotated, the second transverse blocking arm abuts against the end of the to-be-cut wood, a cutting saw blade is started, then a first sliding base is driven by a driving component to move in the direction close to the cutting saw blade, and therefore the to-be-cut wood is driven to be close to the cutting saw blade, and the to-be-cut wood is cut through the cutting saw blade; and high efficiency and intelligence are realized.

Description

Technical Field

[0001] The invention relates to the technical field of wood cutting, and in particular to a wood cutting saw device based on machine vision. Background Art

[0002] At present, the most commonly used tool for cutting wood is a table saw. Since the saw wheel of a table saw is fixed, when using the table saw for processing, the operator needs to manually push the wood forward and control the wood not to deviate from the path during the pushing process. However, it is difficult to ensure stability during the pushing process, and the wood is prone to deviation, which affects the cutting effect. Therefore, the existing wood cutting processing solutions are relatively laborious and cumbersome. Summary of the invention

[0003] The main purpose of the present invention is to provide a wood cutting saw device based on machine vision, aiming to solve the problem that the existing wood cutting processing scheme is relatively laborious and cumbersome.

[0004] To achieve the above purpose, the technical solution proposed by the present invention is: A wood cutting saw device based on machine vision, comprising a table top, a supporting side plate, a cutting saw blade, a first slide, a sliding arm, a first driving component, a first transverse blocking arm, a second transverse blocking arm, a laser ranging sensor and a controller; the cutting saw blade is vertically arranged on the table top; the supporting side plate is arranged on the table top; the table top is arranged horizontally; the supporting side plate is vertically arranged, and the supporting side plate is parallel to the cutting saw blade; a preset distance is maintained between the supporting side plate and the cutting saw blade; the sliding arm is arranged on the table top; the sliding arm is parallel to the supporting side plate, and the sliding arm and the supporting side plate are respectively located on both sides of the cutting saw blade; the first slide is slidably connected to The slide arm; the first driving component is used to drive the first slide to slide; the first transverse stop arm is connected to the first slide, and the second transverse stop arm is rotatably connected to the side of the first transverse stop arm away from the first slide; the laser ranging sensor is arranged on the table panel and is located below the slide arm; the emission direction of the laser ranging sensor is vertical and facing the supporting side plate; the laser ranging sensor is close to the cutting saw blade and is on the discharge side of the cutting saw blade; the laser ranging sensor is used to measure the distance between the laser ranging sensor and the supporting side plate; the laser ranging sensor is communicatively connected to the controller; the controller is used to control the start and stop of the cutting saw blade.

[0005] Preferably, it also includes a first motor; the table panel is provided with a rectangular through hole; the cutting saw blade is rotatably connected to the lower wall of the table panel, and the cutting saw blade extends out of the rectangular through hole; the first motor is arranged under the table panel to drive the cutting saw blade to rotate; the controller is used to control the start and stop of the first motor.

[0006] Preferably, the first transverse blocking arm includes a first blocking wall arranged vertically; the second transverse blocking arm includes a second blocking wall arranged vertically; the first blocking wall and the second blocking wall are in the same vertical plane; and the second transverse blocking arm is connected to the first transverse blocking arm by interference fit rotation.

[0007] Preferably, it also includes a first connecting arm, a support arm, a second slide and a first longitudinal support component; the second slide is slidably connected to the slide arm; the first longitudinal support component is arranged on the second slide; the first longitudinal support component is used to abut against the side wall of the wood to be cut; the first slide is connected to the support arm through a first connecting arm; the support arm is parallel to the slide arm; the first driving component is used to drive the support arm to move axially to drive the first slide and the second slide to slide synchronously.

[0008] Preferably, the first longitudinal support component includes a first longitudinal stop arm, a sliding rod, a sleeve, a first baffle, a first spring, a second baffle and a first electromagnet; the sleeve is arranged on the second sliding seat; the sliding rod is slidably inserted into the sleeve; the sliding rod is perpendicular to the cutting saw blade; the first longitudinal stop arm is connected to one end of the sliding rod close to the supporting side plate; the first baffle is connected to one end of the sliding rod away from the first longitudinal stop arm; the first electromagnet is arranged on the second sliding seat; the second baffle is sleeved on the sleeve; the first spring is sleeved on the sleeve and the sliding rod; one end of the first spring is connected to the second baffle, and the other end of the first spring is connected to the first longitudinal stop arm; the first spring is always in a compressed state; the elastic force of the first spring makes the first baffle have a tendency to abut against the sleeve; the first electromagnet is used to attract the first baffle.

[0009] Preferably, the first baffle is perpendicular to the sliding rod; and the controller is also used to control the start and stop of the first electromagnet.

[0010] Preferably, the first driving component includes a connecting block, a first screw rod and a second motor; the first screw rod is rotatably connected to the table panel; the first screw rod is parallel to the support arm; the first screw rod is on the side of the support arm away from the sliding arm; the second motor is arranged on the table panel; the second motor is used to drive the first screw rod to rotate; the controller is also used to control the start and stop of the second motor; the connecting block is connected to the side of the support arm away from the sliding arm; the connecting block is provided with a first threaded hole; the connecting block is fitted on the first screw rod through the first threaded hole.

[0011] Preferably, it also includes a second driving component and a second connecting arm; the second driving component includes a second screw rod, a third motor and a rotating shaft; the first connecting arm and the second connecting arm are parallel to and opposite to each other; one end of the second connecting arm is connected to the second slide seat, and the other end of the second connecting arm is slidably mounted on the support arm; the rotating shaft is rotatably passed through the first connecting arm; the third motor is arranged on the support arm; the third motor is used to drive the rotating shaft to rotate; the second screw rod is coaxially connected to the rotating shaft, and the second connecting arm is provided with a second threaded hole; the second connecting arm is fitted on the second screw rod through the second threaded hole; the rotating shaft is parallel to the support arm; the controller is also used to control the start and stop of the third motor.

[0012] Preferably, it also includes a second longitudinal supporting component; the second longitudinal supporting component includes a second longitudinal barrier arm, a second electromagnet, a second spring, a third baffle, a fourth baffle and a cable; the second longitudinal barrier arm is slidably mounted on the first transverse barrier arm; the second longitudinal barrier arm is parallel to the cutting saw blade; the third baffle is mounted on the first transverse barrier arm; the two ends of the cable are respectively connected to the third baffle and the second longitudinal barrier arm; the second spring is mounted on the first transverse barrier arm; one end of the second spring is connected to the third baffle, and the other end of the second spring is connected to the second longitudinal barrier arm; the second spring is always in a compressed state; the elastic force of the second spring makes the cable tend to straighten; the second electromagnet is arranged on the third baffle; the fourth baffle is arranged on the side of the second longitudinal barrier arm close to the first slide seat; the second electromagnet is used to attract the fourth baffle; the controller is also used to control the start and stop of the second electromagnet.

[0013] Preferably, the supporting side plate is also connected with a reinforcing rib; the reinforcing rib is vertically connected to the table panel; the reinforcing rib is located on the side of the supporting side plate away from the cutting saw blade; and there are multiple reinforcing ribs.

[0014] Compared with the prior art, the present invention has at least the following beneficial effects: The wood sawing device based on machine vision proposed in the present invention can cut wood more conveniently and efficiently based on machine vision; during the specific operation, the operator places the wood to be cut on the table panel and is at the feeding side of the cutting saw blade (the feeding side is attached to the Figure 1The wood to be cut is abutted against the supporting side plate, and then the first slide is driven by the driving component to move in the direction close to the cutting saw blade, so that the first transverse blocking arm abuts against the end of the wood to be cut. If the diameter of the wood to be cut is large, the second transverse blocking arm is rotated and abutted against the end of the wood to be cut by the second transverse blocking arm, the cutting saw blade is started, and then the first slide is driven by the driving component to move in the direction close to the cutting saw blade (see the attached figure). Figure 1 In the figure, the distance sensor moves downward, thereby driving the wood to be cut close to the cutting saw blade, and the wood to be cut is cut by the cutting saw blade; in the process of cutting the wood, the controller obtains the distance obtained by the laser distance sensor in real time. When cutting just starts, the distance value collected by the laser distance sensor should be equal to the actual distance value between the laser distance sensor and the supporting side plate (that is, the wood has not passed between the laser sensor and the supporting side plate); if the distance value collected by the laser distance sensor is less than the actual distance value between the laser distance sensor and the supporting side plate, it proves that the wood is being cut (that is, the wood passes between the laser sensor and the supporting side plate); if the distance value collected by the laser distance sensor is equal to the actual distance value between the laser distance sensor and the supporting side plate again, it proves that the wood has been cut; at this time, the controller controls the cutting saw blade to stop, which is more efficient and intelligent. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 1 This is a structural schematic diagram of an embodiment of a wood sawing device based on machine vision proposed by the present invention;

[0017] Figure 2 for Figure 1 A magnified schematic diagram of the details in the middle;

[0018] Figure 3 for Figure 1 A magnified diagram of the detail at point B.

[0019] Description of reference numerals: 110, table top; 120, rectangular through hole; 130, cutting saw blade; 140, supporting side plate; 150, reinforcing rib; 160, sliding arm; 170, first sliding seat; 180, second sliding seat; 190, first transverse blocking arm; 210, second transverse blocking arm; 220, second longitudinal blocking arm; 230, first connecting arm; 240, second connecting arm; 250, supporting arm; 260, connecting block; 270, first screw rod; 280, second motor; 29 0, rotating shaft; 310, second screw rod; 320, laser ranging sensor; 330, third motor; 340, first baffle wall; 350, second baffle wall; 360, second spring; 370, cable; 380, third baffle plate; 390, fourth baffle plate; 410, second electromagnet; 420, sleeve; 430, first longitudinal baffle arm; 440, slide rod; 450, first spring; 460, second baffle plate; 470, first baffle plate; 480, first electromagnet.

[0020] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0022] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0023] In addition, in the present invention, descriptions such as "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0024] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

[0026] The invention provides a wood cutting sawing device based on machine vision.

[0027] As attached Figure 1 -Attached Figure 3 As shown, a wood sawing device based on machine vision proposed in the present invention includes a table panel 110, a supporting side panel 140, a cutting saw blade 130, a first slide 170, a sliding arm 160, a first driving component, a first horizontal blocking arm 190, a second horizontal blocking arm 210, a laser ranging sensor 320 and a controller (such as a single-chip microcomputer); the cutting saw blade 130 is vertically arranged on the table panel 110; the supporting side panel 140 is arranged on the table panel 110; the table panel 110 is arranged horizontally; the supporting side panel 140 is arranged vertically, and the supporting side panel 140 is parallel to the cutting saw blade 130; a preset distance is maintained between the supporting side panel 140 and the cutting saw blade 130 (the preset distance here is the thickness of the wood to be sliced, such as 8 cm); the sliding arm 160 is arranged on the table panel 110; the sliding arm 160 is parallel to the supporting side panel 140, The slide arm 160 and the supporting side plate 140 are respectively located on both sides of the cutting saw blade 130; the first slide seat 170 is slidably connected to the slide arm 160; the first driving component is used to drive the first slide seat 170 to slide; the first transverse stop arm 190 is connected to the first slide seat 170, and the second transverse stop arm 210 is rotatably connected (interference rotation connection) to the side of the first transverse stop arm 190 away from the first slide seat 170; the laser distance sensor 320 is arranged on the table panel 110 and is located below the slide arm 160; the emission direction of the laser distance sensor 320 is vertical and directly facing the supporting side plate 140; the laser distance sensor 320 is close to the cutting saw blade 130 and is on the discharge side of the cutting saw blade 130; the laser distance sensor 320 is used to measure the distance between the support side plate 140; the laser distance sensor 320 is communicatively connected to the controller; the controller is used to control the start and stop of the cutting saw blade 130.

[0028] The wood sawing device based on machine vision proposed in the present invention can cut wood more conveniently and efficiently based on machine vision; during the specific operation, the operator places the wood to be cut on the table panel 110 and is at the feeding side of the cutting saw blade 130 (the feeding side is attached to the wood). Figure 1 The wood to be cut is placed against the supporting side plate 140, and then the first slide 170 is driven by the first driving component to move toward the cutting saw blade 130, so that the first transverse blocking arm 190 is in contact with the end of the wood to be cut. If the diameter of the wood to be cut is large, the second transverse blocking arm 210 is manually rotated, and the second transverse blocking arm 210 is in contact with the end of the wood to be cut, and the cutting saw blade 130 is started. Then, the first slide 170 is driven by the first driving component to move toward the cutting saw blade 130 (see FIG. 1 ). Figure 1 In the figure, the wood to be cut is driven to approach the cutting saw blade 130, and the wood to be cut is cut by the cutting saw blade 130; during the cutting process of the wood, the controller obtains the distance obtained by the laser ranging sensor 320 in real time. When the cutting starts, the distance value collected by the laser ranging sensor 320 should be equal to the actual distance value between the laser ranging sensor 320 and the supporting side plate 140 (that is, the wood has not passed between the laser sensor and the supporting side plate 140); if the distance value collected by the laser ranging sensor 320 is less than the actual distance value between the laser ranging sensor 320 and the supporting side plate 140, it proves that the wood is being cut (that is, the wood passes between the laser sensor and the supporting side plate 140), if the distance value collected by the laser ranging sensor 320 is again equal to the actual distance value between the laser ranging sensor 320 and the supporting side plate 140, it proves that the wood has been cut; at this time, the controller controls the cutting saw blade 130 to stop, which is more efficient and intelligent.

[0029] In addition, the wood sawing device based on machine vision also includes a first motor (not shown); the table panel 110 is provided with a rectangular through hole 120; the cutting saw blade 130 is rotatably connected to the lower wall of the table panel 110, and the cutting saw blade 130 extends out of the rectangular through hole 120; the first motor is arranged below the table panel 110 to drive the cutting saw blade 130 to rotate; the controller is used to control the start and stop of the first motor. The first transverse blocking arm 190 includes a first blocking wall 340 arranged vertically; the second transverse blocking arm 210 includes a second blocking wall 350 arranged vertically; the first blocking wall 340 and the second blocking wall 350 are in the same vertical plane; the second transverse blocking arm 210 is connected to the first transverse blocking arm 190 by interference rotation.

[0030] In addition, the wood cutting sawing device based on machine vision also includes a first connecting arm 230, a support arm 250, a second slide 180 and a first longitudinal support component; the second slide 180 is slidably connected to the slide arm 160; the first longitudinal support component is arranged on the second slide 180; the first longitudinal support component is used to abut against the side wall of the wood to be cut; the first slide 170 is connected to the support arm 250 through the first connecting arm 230; the support arm 250 is parallel to the slide arm 160; the first driving component is used to drive the support arm 250 to move axially, so as to drive the first slide 170 and the second slide 180 to slide synchronously.

[0031] Specifically, the first longitudinal support component includes a first longitudinal stop arm 430, a slide bar 440, a sleeve 420, a first stop plate 470, a first spring 450, a second stop plate 460 and a first electromagnet 480; the sleeve 420 is arranged on the second slide seat 180; the slide bar 440 is slidably arranged in the sleeve 420; the slide bar 440 is perpendicular to the cutting saw blade 130; the first longitudinal stop arm 430 is connected to one end of the slide bar 440 close to the supporting side plate 140; the first stop plate 470 is connected to the end of the slide bar 440 away from the first longitudinal stop arm 430 0; the first electromagnet 480 is arranged on the second slide 180; the second baffle 460 is sleeved on the sleeve 420; the first spring 450 is sleeved on the sleeve 420 and the slide bar 440; one end of the first spring 450 is connected to the second baffle 460, and the other end of the first spring 450 is connected to the first longitudinal baffle arm 430; the first spring 450 is always in a compressed state; the elastic force of the first spring 450 makes the first baffle 470 have a tendency to abut against the sleeve 420; the first electromagnet 480 is used to attract the first baffle 470. The first baffle 470 is perpendicular to the slide bar 440; the controller is also used to control the start and stop of the first electromagnet 480; a rubber gasket is arranged on the side of the first longitudinal baffle arm 430 away from the slide bar 440.

[0032] Through the above technical solution, the side wall of the wood to be cut can be supported by the first longitudinal support component, so that the wood can be clamped by the support side plate 140 to prevent the wood from shaking during the cutting process, thereby ensuring the quality of wood cutting. When it is not necessary to support the wood, the first electromagnet 480 is started, and the first electromagnet 480 attracts the first baffle 470, so that the first longitudinal blocking arm 430 no longer abuts against the wood. When it is necessary to abut against the wood, the first electromagnet 480 is turned off, and under the action of the first spring 450, the first longitudinal blocking arm 430 moves in the direction close to the wood and finally abuts against the side wall of the wood.

[0033] In addition, the first driving component includes a connecting block 260, a first screw rod 270 and a second motor 280; the first screw rod 270 is rotatably connected to the table panel 110; the first screw rod 270 is parallel to the support arm 250; the first screw rod 270 is located on the side of the support arm 250 away from the slide arm 160; the second motor 280 is arranged on the table panel 110; the second motor 280 is used to drive the first screw rod 270 to rotate; the controller is also used to control the start and stop of the second motor 280; the connecting block 260 is connected to the side of the support arm 250 away from the slide arm 160; the connecting block 260 is provided with a first threaded hole; the connecting block 260 is sleeved on the first screw rod 270 through the first threaded hole. The structure and function of the first driving component are improved by the above technical solution.

[0034] At the same time, the wood sawing device based on machine vision also includes a second driving component and a second connecting arm 240; the second driving component includes a second screw rod 310, a third motor 330 and a rotating shaft 290; the first connecting arm 230 and the second connecting arm 240 are parallel to each other and directly opposite to each other; one end of the second connecting arm 240 is connected to the second slide seat 180, and the other end of the second connecting arm 240 is slidably sleeved on the support arm 250; the rotating shaft 290 is rotatably penetrated through the first connecting arm 230; the third motor 330 is arranged on the support arm 250; the third motor 330 is used to drive the rotating shaft 290 to rotate; the second screw rod 310 is coaxially connected to the rotating shaft 290, and the second connecting arm 240 is provided with a second threaded hole; the second connecting arm 240 is sleeved on the second screw rod 310 through the second threaded hole; the rotating shaft 290 is parallel to the support arm 250; the controller is also used to control the start and stop of the third motor 330.

[0035] The second driving component can drive the second slide 180 to slide relative to the slide arm 160, thereby adjusting the distance between the second slide 180 and the first slide 170, so as to adjust and move the second slide 180 to a suitable position, so as to be suitable for wood of different lengths.

[0036] In addition, the wood sawing device based on machine vision also includes a second longitudinal support component; the second longitudinal support component includes a second longitudinal blocking arm 220, a second electromagnet 410, a second spring 360, a third baffle 380, a fourth baffle 390 and a cable 370; the second longitudinal blocking arm 220 is slidably mounted on the first transverse blocking arm 190; the second longitudinal blocking arm 220 is parallel to the cutting saw blade 130; the third baffle 380 is mounted on the first transverse blocking arm 190; the two ends of the cable 370 are respectively connected to the third baffle 380 and the second longitudinal blocking arm 220; the second spring 360 is mounted on the first transverse blocking arm 190; the second spring One end of the spring 360 is connected to the third baffle 380, and the other end of the second spring 360 is connected to the second longitudinal baffle arm 220; the second spring 360 is always in a compressed state; the elastic force of the second spring 360 makes the cable 370 tend to be straightened; the second electromagnet 410 is arranged on the third baffle 380; the fourth baffle 390 is arranged on the side of the second longitudinal baffle arm 220 close to the first slide 170; the second electromagnet 410 is used to attract the fourth baffle 390; the controller is also used to control the start and stop of the second electromagnet 410; a rubber gasket is arranged on the side of the second longitudinal baffle arm 220 that faces away from the first slide 170.

[0037] Through the above technical solution, the side wall of the wood to be cut can be supported by the second longitudinal support component, so that the wood can be clamped by the support side plate 140, and the first longitudinal support component can be used to further prevent the wood from shaking during the cutting process, and further ensure the quality of wood cutting. When it is not necessary to support the wood (when the wood cutting is completed, or when the wood has not been cut), the second electromagnet 410 is started, and the second electromagnet 410 attracts the fourth baffle 390, so that the second longitudinal blocking arm 220 no longer abuts against the wood. When it is necessary to abut against the wood, the second electromagnet 410 is turned off, and under the action of the second spring 360, the second longitudinal blocking arm 220 moves in the direction close to the wood and finally abuts against the side wall of the wood.

[0038] Specifically, the supporting side plate 140 is also connected to a reinforcing rib 150 ; the reinforcing rib 150 is vertically connected to the table panel 110 ; the reinforcing rib 150 is located on the side of the supporting side plate 140 away from the cutting saw blade 130 ; and there are multiple reinforcing ribs 150 .

[0039] The above description is only a preferred embodiment of the present invention, and does not limit the patent scope of the present invention. All equivalent structural changes made by using the contents of the present invention specification and drawings under the inventive concept of the present invention, or directly / indirectly applied in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. A wood sawing device based on machine vision, characterized in that: It includes a table panel, a supporting side panel, a cutting saw blade, a first slide, a sliding arm, a first driving component, a first transverse blocking arm, a second transverse blocking arm, a laser ranging sensor and a controller; the cutting saw blade is vertically arranged on the table panel; the supporting side panel is arranged on the table panel; the table panel is arranged horizontally; the supporting side panel is arranged vertically, and the supporting side panel is parallel to the cutting saw blade; a preset distance is maintained between the supporting side panel and the cutting saw blade; the sliding arm is arranged on the table panel; the sliding arm is parallel to the supporting side panel, and the sliding arm and the supporting side panel are respectively located on both sides of the cutting saw blade; the first slide is slidably connected to the sliding arm; the A driving component is used to drive the first slide to slide; the first transverse stop arm is connected to the first slide, and the second transverse stop arm is rotatably connected to the side of the first transverse stop arm away from the first slide; the laser ranging sensor is arranged on the table panel and is located below the slide arm; the emission direction of the laser ranging sensor is vertical and facing the supporting side plate; the laser ranging sensor is close to the cutting saw blade and is located on the discharge side of the cutting saw blade; the laser ranging sensor is used to measure the distance between the laser ranging sensor and the supporting side plate; the laser ranging sensor is communicatively connected to the controller; the controller is used to control the start and stop of the cutting saw blade.

2. A wood sawing device based on machine vision according to claim 1, characterized in that: It also includes a first motor; the table panel is provided with a rectangular through hole; the cutting saw blade is rotatably connected to the lower wall of the table panel, and the cutting saw blade extends out of the rectangular through hole; the first motor is arranged under the table panel to drive the cutting saw blade to rotate; the controller is used to control the start and stop of the first motor.

3. The wood sawing device based on machine vision according to claim 1, characterized in that: The first transverse blocking arm comprises a first blocking wall arranged vertically; the second transverse blocking arm comprises a second blocking wall arranged vertically; the first blocking wall and the second blocking wall are located in the same vertical plane; the second transverse blocking arm is connected to the first transverse blocking arm by interference rotation.

4. The wood sawing device based on machine vision according to claim 1, characterized in that: It also includes a first connecting arm, a support arm, a second slide and a first longitudinal support component; the second slide is slidably connected to the slide arm; the first longitudinal support component is arranged on the second slide; the first longitudinal support component is used to abut against the side wall of the wood to be cut; the first slide is connected to the support arm through a first connecting arm; the support arm is parallel to the slide arm; the first driving component is used to drive the support arm to move axially to drive the first slide and the second slide to slide synchronously.

5. The wood sawing device based on machine vision according to claim 4, characterized in that: The first longitudinal support component includes a first longitudinal stop arm, a sliding rod, a sleeve, a first baffle, a first spring, a second baffle and a first electromagnet; the sleeve is arranged on the second sliding seat; the sliding rod is slidably inserted into the sleeve; the sliding rod is perpendicular to the cutting saw blade; the first longitudinal stop arm is connected to one end of the sliding rod close to the supporting side plate; the first baffle is connected to one end of the sliding rod away from the first longitudinal stop arm; the first electromagnet is arranged on the second sliding seat; the second baffle is sleeved on the sleeve; the first spring is sleeved on the sleeve and the sliding rod; one end of the first spring is connected to the second baffle, and the other end of the first spring is connected to the first longitudinal stop arm; the first spring is always in a compressed state; the elastic force of the first spring makes the first baffle have a tendency to abut against the sleeve; the first electromagnet is used to attract the first baffle.

6. The wood sawing device based on machine vision according to claim 5, characterized in that: The first baffle is perpendicular to the slide bar; the controller is also used to control the start and stop of the first electromagnet.

7. The wood sawing device based on machine vision according to claim 4, characterized in that: The first driving component includes a connecting block, a first screw rod and a second motor; the first screw rod is rotatably connected to the table panel; the first screw rod is parallel to the support arm; the first screw rod is located on the side of the support arm away from the sliding arm; the second motor is arranged on the table panel; The second motor is used to drive the first screw rod to rotate; the controller is also used to control the start and stop of the second motor; the connecting block is connected to the side of the support arm away from the sliding arm; the connecting block is provided with a first threaded hole; the connecting block is fitted on the first screw rod through the first threaded hole.

8. The wood sawing device based on machine vision according to claim 7, characterized in that: It also includes a second driving component and a second connecting arm; the second driving component includes a second screw rod, a third motor and a rotating shaft; the first connecting arm and the second connecting arm are parallel to and opposite to each other; one end of the second connecting arm is connected to the second slide seat, and the other end of the second connecting arm is slidably mounted on the support arm; the rotating shaft is rotatably passed through the first connecting arm; the third motor is arranged on the support arm; the third motor is used to drive the rotating shaft to rotate; the second screw rod is coaxially connected to the rotating shaft, and the second connecting arm is provided with a second threaded hole; the second connecting arm is fitted on the second screw rod through the second threaded hole; the rotating shaft is parallel to the support arm; the controller is also used to control the start and stop of the third motor.

9. The wood sawing device based on machine vision according to claim 4, characterized in that: It also includes a second longitudinal support component; the second longitudinal support component includes a second longitudinal block arm, a second electromagnet, a second spring, a third baffle, a fourth baffle and a cable; the second longitudinal block arm is slidably mounted on the first transverse block arm; the second longitudinal block arm is parallel to the cutting saw blade; the third baffle is mounted on the first transverse block arm; the two ends of the cable are respectively connected to the third baffle and the second longitudinal block arm; the second spring is mounted on the first transverse block arm; one end of the second spring is connected to the third baffle, and the other end of the second spring is connected to the second longitudinal block arm; the second spring is always in a compressed state; the elastic force of the second spring makes the cable tend to straighten; the second electromagnet is arranged on the third baffle; the fourth baffle is arranged on the side of the second longitudinal block arm close to the first slide seat; the second electromagnet is used to attract the fourth baffle; the controller is also used to control the start and stop of the second electromagnet.

10. The wood sawing device based on machine vision according to claim 1, characterized in that: The supporting side plate is also connected with a reinforcing rib plate; the reinforcing rib plate is vertically connected to the table plate; the reinforcing rib plate is located on the side of the supporting side plate away from the cutting saw blade; and the number of the reinforcing rib plates is multiple.

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