CN211887986U - Bamboo stick vision sorter - Google Patents

Abstract

The utility model discloses a bamboo stick vision sorting machine, which comprises a front section feeding box, a rough sorting table, a rear section feeding box and a vision sorting table in sequence along the flowing direction of bamboo sticks, wherein the front section feeding box transmits the bamboo sticks in the front section feeding box to the rough sorting table; the rear section feeding box transmits bamboo sticks in the rear section feeding box to the visual sorting table. The utility model discloses can realize bamboo let rough concentration and choice, realize the application of vision technique on the bamboo let screening, it is high to have the screening precision, characteristics such as screening range is wide.

Description

Bamboo stick vision sorter

Technical Field

The utility model relates to a bamboo let sorting facilities field especially relates to bamboo let vision sorter.

Background

The existing bamboo stick screening machine mainly adopts a chain to convey bamboo sticks and then adopts a photoelectric sensing technology to detect the shapes of the bamboo sticks, so that the purpose of optical fiber screening is achieved, but the photoelectric sensing technology is large in limitation and low in precision.

Disclosure of Invention

An object of the utility model is to provide a bamboo let vision sorter that screening precision is high.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

bamboo let vision sorter, its characterized in that: which comprises a front section feeding box, a rough sorting table, a rear section feeding box and a visual sorting table in sequence along the flowing direction of the bamboo sticks,

the front-section feeding box conveys bamboo sticks in the front-section feeding box to a rough sorting table;

two label feeding chains which are arranged at intervals and rotate synchronously are arranged on the rough sorting table along the length direction, and a plurality of label grooves for bearing bamboo labels are arranged on the label feeding chains at intervals;

the table top of the rough sorting table sequentially comprises a first rough sorting table top and a second rough sorting table top along the conveying direction of the bamboo sticks, at least one group of roundness screening mechanisms is arranged above the first rough sorting table top, the second rough sorting table top is obliquely arranged downwards, and the rear-section feeding box is positioned at the bottom of the second rough sorting table top; a roughing rejecting mechanism is arranged in the middle of the second roughing table top, a waste hopper is arranged below the roughing rejecting mechanism, bamboo sticks which do not meet the roughing requirement are rejected from a stick feeding chain by the roughing rejecting mechanism, and the rejected bamboo sticks fall into the waste hopper;

the rear section feeding box transmits bamboo sticks in the rear section feeding box to the visual sorting table;

the table top of the visual sorting table sequentially comprises a first sorting table top and a second sorting table top along the conveying direction of the bamboo sticks; two groups of conveying chains which are arranged at intervals and rotate synchronously are arranged on the table top of the visual sorting table, and a plurality of bamboo stick grooves for bearing bamboo sticks are arranged on the conveying chains at intervals; the input end of the first carefully-selected table top is a visual detection area, at least one driving and rotating mechanism for driving the bamboo stick to rotate for 360 degrees is arranged in the visual detection area, and a visual camera is arranged right above the visual detection area; the second choice mesa sets up downwards to one side, and the bottom of second choice mesa is equipped with the certified products hopper, and the middle part of second choice mesa is equipped with at least one categorised hopper, and the top of each categorised hopper is equipped with the vision that is located between two conveying chains respectively and plays material mechanism, and the vision is played material mechanism and is played the bamboo let that corresponds the classification and go into corresponding categorised hopper in, and final qualified bamboo let gets into the certified products hopper along the second choice mesa.

The front section feeding box and the rear section feeding box are identical in structure and respectively comprise an outer frame body, a feeding cavity is arranged in the outer frame body, one end of the feeding cavity is open, a bottom plate of the feeding cavity is obliquely arranged downwards, and the lower end of the bottom plate faces the opening;

the bottom plate feeding cavity is rotatably connected with a pick-up wheel at one end of the opening, and the pick-up wheel is driven to rotate by a pick-up wheel motor;

the middle part of the bottom plate is connected with a shaping plate in a sliding way, and the shaping plate is driven by a repeated displacement driving mechanism to move back and forth repeatedly along the inclination direction of the bottom plate; an allowance opening is formed in one end, facing the upper signing wheel, of the shaping plate, and the lower portion of the upper signing wheel extends to the position below the allowance opening;

the top of outer frame body is fixed with the crossbeam, and the middle part of crossbeam is fixed with vertical baffle, and the lower part of vertical baffle extends to material intracavity portion.

The bottom surface of the bottom plate is provided with a sliding rail, and the two sides of the bottom surface of the shaping plate are respectively connected to the sliding rails on the corresponding sides through sliding blocks.

The repeated displacement driving mechanism comprises a rocker, a transmission shaft and a displacement motor, the transmission shaft is rotatably connected below the shaping plate, the displacement motor drives the transmission shaft to rotate, one end of the rocker is hinged with the bottom surface of the shaping plate, and the other end of the rocker is hinged with the eccentric part at the end part of the transmission shaft.

Two curb plates in material loading chamber pass through guide bar and outer frame body sliding connection respectively, the top of outer frame body is rotated and is connected with the screw rod, and the both ends of screw rod are equipped with screw thread portion opposite in spiral direction respectively, and two screw thread portions are respectively with the curb plate threaded connection who corresponds the side.

Drive commentaries on classics mechanism includes drive belt, driving pulley and driven pulleys rotate respectively and connect in the mesa below of conveying platform, and the drive belt cup joints with driving pulley and driven pulleys transmission respectively, the upper portion of drive belt extends to the mesa top of conveying platform and contacts with the bamboo let on the conveying chain, and the drive belt is 360 rotations of in-process drive bamboo let repeatedly.

A supporting plate for supporting the transmission belt is arranged below the bottom of the transmission belt, and the height position of the supporting plate is adjustable.

The driving mechanism further comprises a tension wheel for adjusting the tension degree of the transmission belt.

And a plurality of groups of swab pressing plates are arranged above the other end of the first selection table board.

And two sides of the visual sorting table are respectively provided with a baffle.

The utility model adopts the above technique, have following technological effect:

1. the bamboo sticks are conveyed to the rough sorting table from the front section feeding box, the rough sorting table firstly carries out rough sorting on the bamboo sticks, the bamboo sticks with unqualified roundness are removed, the bamboo sticks meeting the roundness requirement enter the rear section feeding box and then are conveyed to the visual sorting table, the visual sorting table analyzes and sorts the bamboo sticks by adopting a visual technology, then each visual material kicking mechanism kicks the bamboo sticks of the corresponding category into the corresponding sorting hopper, and the final qualified bamboo sticks enter the qualified product hopper along the second fine sorting table. The utility model can realize the rough selection and the fine selection of the bamboo sticks, realize the application of the visual technology in the bamboo stick screening, and has the characteristics of high screening precision, wide screening range and the like;

2. in the process of feeding the bamboo sticks, the shaping plate repeatedly moves on the bottom plate back and forth to drive the bamboo sticks to repeatedly move back and forth, so that the stick feeding rate of the stick feeding wheel is improved. In addition, the shaping plate makes a round trip the in-process of shifting and cooperates vertical baffle, can make the interior bamboo let of material loading cavity arrange more neatly to further improve the bamboo let's rate of signing on.

Drawings

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments;

fig. 1 is a schematic view of the whole of the present invention;

FIG. 2 is a schematic diagram of a coarse tuning stage;

FIG. 3 is a schematic view of a visual sorting deck;

FIG. 4 is a schematic view of the top of the back end upper bin;

FIG. 5 is a schematic view of the bottom of the back end upper bin;

FIG. 6 is a schematic view of a first pick deck;

fig. 7 is a schematic view of the drive mechanism.

Detailed Description

As shown in one of the figures 1-7, the bamboo stick visual sorting machine of the utility model comprises a front feeding box 3, a rough sorting table 4, a rear feeding box 1 and a visual sorting table 2 in sequence along the flowing direction of bamboo sticks,

the front-section feeding box 3 conveys bamboo sticks in the front-section feeding box to the rough selection table 4;

two label feeding chains 41 which are arranged at intervals and rotate synchronously are arranged on the rough sorting table 4 along the length direction, and a plurality of label grooves for bearing bamboo labels are arranged on the label feeding chains 41 at intervals;

the table top of the rough separation table 4 sequentially comprises a first rough separation table top 42 and a second rough separation table top 43 along the conveying direction of the bamboo sticks, at least one group of roundness screening mechanisms 44 are arranged above the first rough separation table top 42, the second rough separation table top 43 is obliquely arranged downwards, and the rear-section feeding box 1 is positioned at the bottom of the second rough separation table top 43; the middle part of the second rough selection table surface 43 is provided with a rough selection removing mechanism 45, a waste hopper 46 is arranged below the rough selection removing mechanism 45, the rough selection removing mechanism 45 removes bamboo sticks which do not meet the rough selection requirement from the stick feeding chain 41, and the removed bamboo sticks fall into the waste hopper 46.

And the table top of the coarse sorting table 4 and two sides of the two tag feeding chains 41 are respectively provided with a limiting baffle 47, and the bottom of the limiting baffle 47 is fixed on the table top of the coarse sorting table 4 through strong magnetic adsorption. The limiting baffles 47 on both sides are used for limiting the bamboo sticks on both sides, so that the bamboo sticks can be smoothly conveyed forwards on the roughing table 4. Limiting baffle 47 passes through the magnetic adsorption solid on roughing platform 4, according to the distance simple operation swift of different model bamboo let length adjustment both sides limiting baffle 47.

The utility model discloses well circularity screening mechanism 44 is prior art, and chinese patent CN 205762417U-a circularity screening mechanism for making plausible chopsticks sieve separator is consulted to concrete theory of operation. In the utility model, the detection plate fittings in each group of roundness screening mechanisms 44 are processed by plates with the thickness of 3mm, and the bamboo sticks can be stably operated by utilizing the self weight of the plates for detection without borrowing external force to stably operate the bamboo sticks; each group of roundness screening mechanisms 44 is provided with 20 detection plates, and the detection positions of two adjacent groups of detection plates are arranged in a staggered manner, so that the overall detection of bamboo sticks is facilitated, and the detection accuracy can be improved;

the rear section feeding box 2 transmits bamboo sticks in the rear section feeding box to the visual sorting table 1;

the table top of the visual sorting table 1 sequentially comprises a first sorting table top 11 and a second sorting table top 12 along the conveying direction of the bamboo sticks; two groups of conveying chains 13 (only one group is shown in the figure) are arranged on the table top of the visual sorting table 1 at intervals, and a plurality of bamboo stick grooves for bearing bamboo sticks are arranged on the conveying chains 13 at intervals; the input end of the first selection table top 11 is a visual detection area, at least one driving and rotating mechanism 14 for driving the bamboo stick to rotate for 360 degrees is arranged in the visual detection area, a visual camera 15 is arranged right above the visual detection area, and the visual camera 15 is connected to a visual analysis system; the second fine selection table board 12 is obliquely arranged downwards, a qualified product hopper 16 is arranged at the bottom of the second fine selection table board 12, at least one classification hopper 17 is arranged in the middle of the second fine selection table board 12, a visual material kicking mechanism 18 located between the two conveying chains 13 is arranged above each classification hopper 17, the visual material kicking mechanism 18 kicks bamboo sticks of corresponding categories into the corresponding classification hoppers 17, and the final qualified bamboo sticks enter the qualified product hopper 16 along the second fine selection table board 12.

The utility model discloses well rough concentration is played material mechanism and vision and is played material mechanism 18 and be gas blowing device, and gas blowing device has the hole of blowing including the platform of blowing, and the hole of blowing is connected with the intake pipe, intake-tube connection to high-pressure air supply.

The front section feeding box 3 and the rear section feeding box 2 are identical in structure and respectively comprise an outer frame body 21, a feeding cavity 22 is arranged in the outer frame body 21, one end of the feeding cavity 22 is open, a bottom plate 221 of the feeding cavity 22 is obliquely arranged downwards, and the lower end of the bottom plate 221 faces towards the opening; the feeding cavity 22 of the bottom plate 221 is rotatably connected with a pick-up wheel 23 at one end of the opening, and the pick-up wheel 23 is driven to rotate by a pick-up wheel motor; the middle part of the bottom plate 221 is connected with a shaping plate 24 in a sliding way, and the shaping plate 24 is driven by a repeated displacement driving mechanism 25 to move back and forth repeatedly along the inclined direction of the bottom plate 221; an allowance opening is formed in one end, facing the upper signing wheel 23, of the shaping plate 24, and the lower portion of the upper signing wheel 23 extends to the position below the allowance opening; a cross beam 26 is fixed at the top of the outer frame 21, a vertical baffle 27 is fixed at the middle of the cross beam 26, and the lower part of the vertical baffle 27 extends into the charging chamber 22. Wherein, the vertical baffle 27 is provided with a strip-shaped mounting hole, thereby realizing the adjustment on the height and adapting to different production requirements. In the process of feeding the bamboo sticks, the shaping plate 24 repeatedly moves back and forth on the bottom plate 221 to drive the bamboo sticks to repeatedly move back and forth, so that the stick feeding rate of the stick feeding wheel 23 is improved. In addition, the arrangement of bamboo sticks in the feeding cavity 22 can be more orderly by matching the vertical baffle 27 with the arrangement plate 24 in the back-and-forth displacement process, so that the bamboo stick feeding rate is further improved.

The two sides of the bottom surface of the bottom plate 221 are respectively fixed with a sliding rail 221, and the two sides of the bottom surface of the shaping plate 24 are respectively connected to the sliding rails 221 on the corresponding sides through sliders 241. By adopting the design, the smoothness of the back-and-forth movement of the shaping plate 24 can be improved.

The repeated displacement driving mechanism 25 comprises a rocker 251, a transmission shaft 252 and a displacement motor, wherein the transmission shaft 252 is rotatably connected below the shaping plate 24, the displacement motor drives the transmission shaft 252 to rotate, one end of the rocker 251 is hinged with the bottom surface of the shaping plate 24, and the other end of the rocker 251 is hinged with an eccentric part at the end part of the transmission shaft 252.

The two side plates 222 of the feeding cavity 22 are slidably connected to the outer frame 21 through guide rods 2221, the top of the outer frame 21 is rotatably connected to a screw 28, two ends of the screw 28 are respectively provided with screw thread portions with opposite spiral directions, and the two screw thread portions are respectively in threaded connection with the side plates 222 on the corresponding sides. When the length of the bamboo stick changes, the movable hand wheel can be adjusted to drive the screw 28 to rotate, so that the distance between the two side plates 222 is adjusted to adapt to bamboo sticks with different lengths and types.

The driving and rotating mechanism 14 comprises a transmission belt 141, a driving belt wheel 142 and a driven belt wheel 143, the driving belt wheel 142 and the driven belt wheel 143 are respectively connected below the table top of the conveying table in a rotating mode, the transmission belt 141 is respectively in transmission sleeve connection with the driving belt wheel 142 and the driven belt wheel 143, the upper portion of the transmission belt 141 extends to the upper portion of the table top of the conveying table and is in contact with bamboo sticks on the conveying chain 13, and the transmission belt 141 drives the bamboo sticks to rotate 360 degrees in the process of repeated operation.

The bottom below of drive belt 141 is equipped with the backup pad 144 that is used for supporting it, and this backup pad 144 height position is adjustable, adjusts the height-adjustable drive belt 141 of backup pad 144, ensures bamboo let and drive belt 141 complete contact to effectively drive the 360 degrees rotations of bamboo let.

The driving mechanism 14 further includes a tension wheel 145 for adjusting the tension of the transmission belt 141. The driving belt 141 is in a tightened state by adjusting the position of the tension wheel 145, so as to more effectively drive the bamboo stick to rotate 360 degrees.

A plurality of groups of swab pressing plates 19 are arranged above the other end of the first fine selection table surface 11. The bamboo stick pressing plate 19 acts on the bamboo sticks, and therefore stable operation of the bamboo sticks can be effectively guaranteed.

Two sides of the visual sorting platform 1 are respectively provided with a baffle 110, and the two baffles 110 are arranged to prevent the bamboo sticks from being misplaced left and right during conveying. In addition, the distance between the two baffles 110 is designed to be adjustable, so that bamboo sticks with different lengths can be adapted.

The utility model discloses a theory of operation:

rough selection of bamboo sticks: the front-section feeding box 3 conveys bamboo sticks to the stick conveying chain 41, the stick conveying chain 41 drives the bamboo sticks to pass through the roundness screening mechanism 44, the roundness screening mechanism 44 screens and detects bamboo sticks with unsatisfactory roundness and conveys the bamboo sticks to the control system, and when the bamboo sticks with unsatisfactory roundness are conveyed to the rough sorting and removing mechanism 45, the control system controls the rough sorting and removing mechanism 45 to act to blow the bamboo sticks with unsatisfactory roundness into the waste hopper 46;

selecting bamboo sticks: the rear section feeding box 2 conveys bamboo sticks to the conveying chain 13, when each group of bamboo sticks is conveyed to the visual detection area by the conveying chain 13, the conveying chain 13 stops acting, the conveying belt 141 acts to drive the bamboo sticks to rotate in place for 360 degrees, meanwhile, the visual camera 15 starts to shoot (if each group shoots 6 pictures, the numerical value can be adjusted according to requirements), when 6 pieces of shooting end data are conveyed to the visual analysis system, the visual analysis system analyzes and classifies the bamboo sticks according to the data after each group of shooting, then the control system controls the conveying chain 13 to start, when the bamboo sticks are conveyed to the second fine selection table board 12, each visual material kicking mechanism 18 kicks the bamboo sticks of the corresponding category into the corresponding classification hopper 17, and the final qualified bamboo sticks enter the qualified product hopper 16 along the second fine selection table board 12.

The utility model discloses in, the visual detection that vision sorting table adopted mainly detects to 6 kinds of defects of bamboo let: 1. an angle; 2. a length; 3. a width; 4. color difference gray (extremely gray, extremely white); 5, gray level segmentation detection; 6. black dots.

1. Angle: the angle detection mainly detects bent and deformed bamboo sticks (2 data interfaces in the angle communication process are distinguished, namely 1 st type, angle difference, 2 nd type, angle division, and the value is set in cooperation with the angle difference).

2. Length: the length detection mainly detects the length and the length (the length is distinguished by 2 data interfaces, namely 1 st type, the maximum length, and 2 nd type, the minimum length, and the bamboo stick is qualified in the interval of the maximum value and the minimum value of the detection value).

3. Width: the width detection mainly detects the diameters of the bamboo sticks (the width is divided into 1 st type and the maximum width value, 2 nd type and the minimum width value, 3 rd type and the width division value through 4 data interfaces, 4 th type and the width tolerance value, and the bamboo sticks are qualified products in the interval of the maximum value and the minimum value).

4. Color difference gray scale: the gray detection mainly detects gray and white (the gray is distinguished by 4 data interfaces, namely 1 st gray maximum, 2 nd gray minimum, the bamboo stick is qualified in the color difference interval between the maximum and the minimum, 3 rd gray segmentation value, and 4 th gray tolerance value).

5. And (3) color difference gray level segmentation detection: the gray level segmentation detection mainly detects segmentation extreme gray and extreme white; (the segment gray scale is distinguished by 4 data interfaces, namely 1 st type of segment gray scale maximum value, 2 nd type of segment gray scale minimum value, the bamboo stick is qualified in the color difference interval between the maximum value and the minimum value, 3 rd type of gray scale division value, and 4 th type of gray scale tolerance value).

6. Black spot detection: the black spot detection mainly detects the area of the black spot (the black spot is distinguished by 6 data interfaces, namely, the number of the black spot is 1, the black spot form CH is set as 55 by default, the number of the black spot form CW is 2, the number of the black spot form CW is set as 1 by default, the number of the black spot Add is 3, the number of the black spot is 30 by default, the number of the black spot Thres is 4, the number of the black spot is 30 by default, the number of the black spot Muti is 5, the number of the black spot Muti is 2 by default, and the minimum area of the black spot is 6.

The utility model discloses in, categorised hopper 17 is two, and a categorised hopper 17 is used for selecting separately length, width, colour difference grey scale (utmost point grey, utmost point white). And the other classifying hopper 17 is used for sorting angles, gray level segmentation detection and black points.

The practice of the present invention has been described with reference to the accompanying drawings, but the invention is not limited to the embodiments described above, which are illustrative rather than limiting, and it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (10)

1. Bamboo let vision sorter, its characterized in that: which comprises a front section feeding box, a rough sorting table, a rear section feeding box and a visual sorting table in sequence along the flowing direction of the bamboo sticks,

the front-section feeding box conveys bamboo sticks in the front-section feeding box to a rough sorting table;

two label feeding chains which are arranged at intervals and rotate synchronously are arranged on the rough sorting table along the length direction, and a plurality of label grooves for bearing bamboo labels are arranged on the label feeding chains at intervals;

the table top of the rough sorting table sequentially comprises a first rough sorting table top and a second rough sorting table top along the conveying direction of the bamboo sticks, at least one group of roundness screening mechanisms is arranged above the first rough sorting table top, the second rough sorting table top is obliquely arranged downwards, and the rear-section feeding box is positioned at the bottom of the second rough sorting table top; a roughing rejecting mechanism is arranged in the middle of the second roughing table top, a waste hopper is arranged below the roughing rejecting mechanism, bamboo sticks which do not meet the roughing requirement are rejected from a stick feeding chain by the roughing rejecting mechanism, and the rejected bamboo sticks fall into the waste hopper;

the rear section feeding box transmits bamboo sticks in the rear section feeding box to the visual sorting table;

the table top of the visual sorting table sequentially comprises a first sorting table top and a second sorting table top along the conveying direction of the bamboo sticks; two groups of conveying chains which are arranged at intervals and rotate synchronously are arranged on the table top of the visual sorting table, and a plurality of bamboo stick grooves for bearing bamboo sticks are arranged on the conveying chains at intervals; the input end of the first carefully-selected table top is a visual detection area, at least one driving and rotating mechanism for driving the bamboo stick to rotate for 360 degrees is arranged in the visual detection area, and a visual camera is arranged right above the visual detection area; the second choice mesa sets up downwards to one side, and the bottom of second choice mesa is equipped with the certified products hopper, and the middle part of second choice mesa is equipped with at least one categorised hopper, and the top of each categorised hopper is equipped with the vision that is located between two conveying chains respectively and plays material mechanism, and the vision is played material mechanism and is played the bamboo let that corresponds the classification and go into corresponding categorised hopper in, and final qualified bamboo let gets into the certified products hopper along the second choice mesa.

2. The bamboo stick visual classifier of claim 1, wherein: the front section feeding box and the rear section feeding box are identical in structure and respectively comprise an outer frame body, a feeding cavity is arranged in the outer frame body, one end of the feeding cavity is open, a bottom plate of the feeding cavity is obliquely arranged downwards, and the lower end of the bottom plate faces the opening;

the bottom plate feeding cavity is rotatably connected with a pick-up wheel at one end of the opening, and the pick-up wheel is driven to rotate by a pick-up wheel motor;

the middle part of the bottom plate is connected with a shaping plate in a sliding way, and the shaping plate is driven by a repeated displacement driving mechanism to move back and forth repeatedly along the inclination direction of the bottom plate; an allowance opening is formed in one end, facing the upper signing wheel, of the shaping plate, and the lower portion of the upper signing wheel extends to the position below the allowance opening;

the top of outer frame body is fixed with the crossbeam, and the middle part of crossbeam is fixed with vertical baffle, and the lower part of vertical baffle extends to material intracavity portion.

3. The bamboo stick visual classifier of claim 2, wherein: the bottom surface of the bottom plate is provided with a sliding rail, and the two sides of the bottom surface of the shaping plate are respectively connected to the sliding rails on the corresponding sides through sliding blocks.

4. The bamboo stick visual classifier of claim 2, wherein: the repeated displacement driving mechanism comprises a rocker, a transmission shaft and a displacement motor, the transmission shaft is rotatably connected below the shaping plate, the displacement motor drives the transmission shaft to rotate, one end of the rocker is hinged with the bottom surface of the shaping plate, and the other end of the rocker is hinged with the eccentric part at the end part of the transmission shaft.

5. The bamboo stick visual classifier of claim 2, wherein: two curb plates in material loading chamber pass through guide bar and outer frame body sliding connection respectively, the top of outer frame body is rotated and is connected with the screw rod, and the both ends of screw rod are equipped with screw thread portion opposite in spiral direction respectively, and two screw thread portions are respectively with the curb plate threaded connection who corresponds the side.

6. The bamboo stick visual classifier of claim 1, wherein: drive commentaries on classics mechanism includes drive belt, driving pulley and driven pulleys rotate respectively and connect in the mesa below of conveying platform, and the drive belt cup joints with driving pulley and driven pulleys transmission respectively, the upper portion of drive belt extends to the mesa top of conveying platform and contacts with the bamboo let on the conveying chain, and the drive belt is 360 rotations of in-process drive bamboo let repeatedly.

7. The bamboo stick visual classifier of claim 6, wherein: a supporting plate for supporting the transmission belt is arranged below the bottom of the transmission belt, and the height position of the supporting plate is adjustable.

8. The bamboo stick visual classifier of claim 6, wherein: the driving mechanism further comprises a tension wheel for adjusting the tension degree of the transmission belt.

9. The bamboo stick visual classifier of claim 6, wherein: and a plurality of groups of swab pressing plates are arranged above the other end of the first selection table board.

10. The bamboo stick visual classifier of claim 1, wherein: and two sides of the visual sorting table are respectively provided with a baffle.

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