CN218902714U - Article sorting machine and identification equipment for article sorting machine - Google Patents

Abstract

The application relates to an article sorter and identification equipment for article sorter, article sorter includes the frame and establishes in the frame and have the chain conveyor of article bracket, identification equipment includes: an upper detection part which is installed on the frame and is positioned above a chain conveying section of the chain conveyor, and the upper detection part detects the articles when the articles pass through; a lower detection part which is installed on the frame and is positioned below a chain conveying section of the chain conveyor, and the lower detection part detects the articles when the articles pass through; and the control module is connected with the upper detection part and the lower detection part and can identify the quality of the article according to the detection results of the upper detection part and the lower detection part. The method has the effect of improving the precision of identifying articles such as melons and fruits.

Description

Article sorting machine and identification equipment for article sorting machine

Technical Field

The present application relates to the field of sorting of articles, and in particular, to an article sorting machine and an identification device for an article sorting machine.

Background

The article sorting machine is an apparatus capable of automatically sorting articles, and when sorting articles such as melons and fruits, sorting is generally performed by indexes such as color and luster of the articles such as melons and fruits and flaws on the surfaces of the articles such as melons and fruits.

The visual sorting device for the fruit sorting machine comprises cameras, a light source, a hood and a control system, wherein the cameras comprise at least one left camera and right cameras with the same number as that of the left cameras, the left cameras and the right cameras are installed outside the hood in pairs, the hood is provided with view holes for allowing vision of the left cameras and the right cameras to pass through, if an included angle between an X-direction visual angle central line of the left camera and a vertical line is defined as alpha, and an included angle between the X-direction visual angle central line of the right camera and the vertical line is defined as beta, the alpha and the beta can be respectively adjusted within a range of 0-90 degrees.

With respect to the above related art, the inventors consider that the above sorting device can only detect the top and the periphery of the articles such as melons and fruits to be sorted, but cannot detect the bottom of the articles such as melons and fruits, and the sorting device has a narrow range of article identification, so that the accuracy of quality identification of the articles such as melons and fruits is low.

Disclosure of Invention

In order to improve the accuracy in identifying articles such as melons and fruits, the present application provides an article sorting machine and an identification device for the article sorting machine.

In a first aspect, the present application provides an identification device for an article sorting machine, which adopts the following technical scheme:

an identification apparatus for an article sorting machine including a frame and a chain conveyor provided on the frame with an article carrier, wherein the identification apparatus includes: an upper detection unit which is mounted on the frame and is located above a chain conveying section of the chain conveyor, and which detects an article when the article passes through; a lower detection part which is installed on the frame and is positioned below a chain conveying section of the chain conveyor, and detects an article when the article passes through; and the control module is connected with the upper detection part and the lower detection part and can identify the quality of the article according to the detection results of the upper detection part and the lower detection part.

By adopting the technical scheme, when the quality of the articles such as melons and fruits is required to be identified, the upper detection part detects the upper area of the articles such as melons and fruits when the articles such as melons and fruits are conveyed below the upper detection part; when articles such as melons and fruits pass above the lower detection part, the lower detection part detects the lower area of the articles such as the passed melons and fruits, and the control module can identify the quality of the articles according to the detection results of the upper detection part and the lower detection part and classify the quality of the articles such as the melons and fruits, so that the quality identification of the articles such as the melons and fruits is completed based on the upper area information and the lower area information of the conveyed articles such as the melons and fruits, and the identification precision of the articles such as the melons and fruits is improved.

Optionally, the upper detecting portion includes a first photographing device connected with the frame and a first light supplementing source arranged on the frame and used for improving a photographing effect of the first photographing device, and the lower detecting portion includes a second photographing device arranged on the frame and a second light supplementing source arranged on the frame and used for improving a photographing effect of the second photographing device.

By adopting the technical scheme, when the upper detection part detects articles such as melons and fruits from the upper part of the conveyed articles such as melons and fruits, the first photographing equipment photographs once when the articles such as melons and fruits pass, and transmits photographed information such as photographs to the control module, the control module analyzes and processes the collected photograph information, and the first light supplementing source enhances the definition of the first photographing equipment when photographing; when the lower detection part detects articles such as melons and fruits from the lower part of the conveying mechanism, the second photographing equipment sequentially photographs the articles such as melons and fruits when the articles pass through, and the photographed information is transmitted to the control module, the control module analyzes and processes the collected photo information, wherein the definition of the first photographing equipment is enhanced by the setting of the light supplementing source, and the definition of the second photographing equipment is enhanced by the setting of the second light supplementing source.

Optionally, the first light supplementing source and the second light supplementing source are annular light sources, the central axis of the lens of the first photographing device is collinear with the central axis of the first light supplementing source, and the central axis of the lens of the second photographing device is collinear with the central axis of the second light supplementing source.

Through adopting above-mentioned technical scheme, first light filling source and the second light filling source that annular set up make light more even in light distribution when shining on articles such as melon and fruit, and then strengthened the definition that first equipment and second equipment of shooing were shooed.

Optionally, the first light supplementing source and the second light supplementing source are LED lamps or fluorescent lamps.

Optionally, the first photographing apparatus is spaced apart from the second photographing apparatus along a direction parallel to the chain conveying section.

Through adopting above-mentioned technical scheme, interval distribution's first equipment of shooing and second equipment of shooing have reduced the probability that equipment of shooing influences each other at fortune in-process of shooing, especially the in-process that first light filling source and second light filling source carry out the light filling causes the probability of influence to equipment of shooing.

Optionally, the first photographing device and the second photographing device are respectively arranged on the frame through a first bracket, and the first light supplementing source and the second light supplementing source are respectively arranged on the frame through a second bracket.

Through adopting above-mentioned technical scheme, first support and second support have supported equipment of shooing and light filling source respectively for equipment of shooing and light filling equipment can normally work.

Optionally, the first bracket and the second bracket include: the first supporting rod is arranged on the frame and is perpendicular to the chain conveying section; a slider having a first through hole through which the first strut is allowed to pass and a first screw hole vertically communicating with the first through hole, and a second through hole parallel to the chain conveying section and a second screw hole vertically communicating with the second through hole; the second support rod passes through the second through hole of the sliding block and is used for installing the first photographing equipment, the second photographing equipment, the first light supplementing source or the second light supplementing source; the first fastening bolt is screwed into the first threaded hole of the sliding block and is abutted against the first supporting rod; and the second fastening bolt is screwed into the second threaded hole of the sliding block and is abutted against the second supporting rod.

Through adopting above-mentioned technical scheme, when first support and second support exert the supporting role, thereby first make first branch pass first through-hole with the slider cover on first branch, then adjust the slider and make the slider be in vertical orientation, this moment second through-hole is parallel with chain conveying end, then screw in first fastening bolt along first screw hole, make first fastening bolt support tightly with first branch, then insert second branch in the second through-hole, and screw in second fastening bolt along the second screw hole, make second fastening bolt support tightly with second branch, thereby with the first equipment of shooing that is connected with second branch, second equipment of shooing, first light supplementing source or second light supplementing source are fixed, still can realize through above-mentioned means that first equipment of shooing, second equipment of shooing, first light supplementing source or second light supplementing source are in the removal on horizontal position, thereby make the application scenario of identification equipment wider.

Optionally, the first support still includes the fixed opening part that establishes the one end of second branch and be used for holding first equipment or second equipment of shooing to and the symmetry is established on the opening part and be used for the two tight parts of top of centre gripping first equipment or second equipment of shooing, wherein the tight part of top include with opening part screw-thread fit's top bolt and rotationally establish the top of the non-control end of top bolt.

Through adopting above-mentioned technical scheme, when needs are fixed first equipment or the second equipment of shooing, through twisting two jack-up bolts, two jack-up bolts drive the top and remove to the direction that is close to each other to with first equipment or the second equipment of shooing top tightly, and then realize being fixed by or the second equipment of shooing to first society of shooing.

Optionally, the second bracket further includes a bearing strip, a first cantilever, a second cantilever, a first adjusting bolt and a second adjusting bolt, the middle part of the bearing strip is vertically fixed on one end of the second supporting rod, the bearing strip is provided with a first waist-shaped hole and a second waist-shaped hole which are symmetrically arranged about the center of the bearing strip and extend along the length direction, the end face of the first cantilever is provided with a third threaded hole, so that the first adjusting bolt passes through the first waist-shaped hole and then is screwed into the third threaded hole, the first cantilever and the bearing of the first compensating light source or the second compensating light source are fixed on the first supporting rod, and the end face of the second cantilever is provided with a fourth threaded hole, so that the second adjusting bolt passes through the second waist-shaped hole and then is screwed into the fourth threaded hole, and the second cantilever and the bearing of the first compensating light source or the second compensating light source are fixed on the first supporting rod.

Through adopting above-mentioned technical scheme, when needs are fixed first light filling source or second light filling source, at first screw in the third screw hole after passing first waist type hole with first adjusting bolt, then screw in the fourth screw hole after passing second waist type hole with second adjusting bolt thereby fix first cantilever and second cantilever, and then will install first light filling source or second light filling source on first cantilever and second cantilever and fix.

In a second aspect, the present application provides an article sorting machine, which adopts the following technical scheme:

an article sorting machine comprising an identification device for an article sorting machine as described in the first aspect.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the quality of the articles such as melons and fruits is required to be identified, the upper detection part detects the upper area of the articles such as melons and fruits when the articles such as melons and fruits pass under the upper detection part; when articles such as melons and fruits pass above the lower detection part, the lower detection part detects the lower area of the articles such as the passed melons and fruits, and the control module can identify the quality of the articles according to the detection results of the upper detection part and the lower detection part and classify the quality of the articles such as the melons and fruits, so that the quality identification of the articles such as the melons and fruits is completed based on the upper area information and the lower area information of the conveyed articles such as the melons and fruits, and the identification precision of the articles such as the melons and fruits is improved;

2. when the upper detection part detects articles such as melons and fruits from the upper part of the conveyed articles such as melons and fruits, the first photographing equipment photographs once when the articles such as melons and fruits pass, and transmits photographed information such as photographs to the control module, the control module analyzes and processes the collected photograph information, and the first light supplementing source enhances the definition of the first photographing equipment when photographing; when the lower detection part detects articles such as melons and fruits from the lower part of the conveying mechanism, the second photographing equipment sequentially photographs the articles such as melons and fruits when the articles pass through, and transmits photographed information such as photographs to the control module, the control module analyzes and processes the collected photograph information, wherein the setting of the light supplementing source enhances the definition of the first photographing equipment when photographing, and the setting of the second light supplementing source enhances the definition of the second photographing equipment when photographing;

3. when the first bracket and the second bracket play a supporting role, the first support rod passes through the first through hole so as to sleeve the sliding block on the first support rod, then the sliding block is adjusted so as to be positioned in the vertical direction, at the moment, the second through hole is parallel to the conveying end of the chain, then the first fastening bolt is screwed in along the first threaded hole, so that the first fastening bolt is abutted against the first support rod, then the second support rod is inserted into the second through hole, and the second fastening bolt is screwed in along the second threaded hole, so that the second fastening bolt is abutted against the second support rod, and the first photographing device, the second photographing device, the first supplementing light source or the second supplementing light source connected with the second support rod is fixed.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present application;

fig. 2 is a schematic structural view of the first bracket and the second bracket, which are prominently shown in the embodiment of the present application.

FIG. 3 is an enlarged partial view of region A of FIG. 2 in accordance with an embodiment of the present application;

fig. 4 is a partial enlarged view of the region B in fig. 2 in the embodiment of the present application.

Reference numerals illustrate: 1. a frame; 11. a chain conveyor; 2. an upper detection unit; 21. a first photographing device; 22. a first light supplementing source; 3. a lower detection unit; 31. a second photographing device; 32. a second light supplementing source; 4. a first bracket; 41. a first strut; 42. a slide block; 421. a first through hole; 422. a first threaded hole; 423. a second through hole; 424. a second threaded hole; 43. a second strut; 44. a first fastening bolt; 45. a second fastening bolt; 46. a notch part; 47. a tightening member; 471. a jack bolt; 472. a plug; 5. a second bracket; 51. a carrier strip; 52. a first cantilever; 53. a second cantilever; 54. a first adjusting bolt; 55. a second adjusting bolt; 56. a first waist-shaped hole; 57. and a second waist-shaped hole.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-2.

In a first aspect, embodiments of the present application disclose an identification apparatus for an item sorter. Referring to fig. 1, the article sorting machine includes a frame 1 and a chain conveyor 11 provided on the frame 1 and having an article carrier, and the identification apparatus for the article sorting machine includes: an upper detection part 2, a lower detection part 3 and a control module (not shown in the figure). Wherein the upper detecting part 2 and the lower detecting part 3 are both installed on the frame 1, and the upper detecting part 2 is disposed above the chain conveying section of the chain conveyor 11 so that the articles to be sorted can pass below the upper detecting part 2. During the conveyance of the article, the upper detecting section 2 detects the quality of the article above the sorted article and generates a first detection signal. The lower detecting section 3 is disposed below the chain conveying section of the chain conveyor 11 so that the sorting objects to be sorted can pass above the lower detecting section 3. During the conveyance of the article, the lower detection section 3 detects the quality of the article below the sorted article and generates a second detection signal. Wherein the first detection signal and the second detection signal are photo information. The chain conveying path of the present application refers to a path of chain that is located between the driving sprocket and the driven sprocket of the chain conveyor 11 and is located at the highest position, and the position of the path of chain does not change when the chain conveyor 11 is in operation, but the links inside the path of chain are constantly replaced.

Referring to fig. 1, the upper and lower sensing units 2 and 3 are connected to a control module, which may include a programmable logic control unit (e.g., a PLC or a CPU), a memory, and electronic components connected to the programmable logic control unit, etc., which are well known to those skilled in the art and will not be described in detail herein. The control module is capable of receiving the first detection signal sent by the upper detection part 2 and the second detection signal sent by the lower detection part 3, and performing quality recognition on the conveyed articles based on the first detection signal and the second detection signal to classify the conveyed articles, such as flawless melons or flawed melons. The technology for identifying and classifying the quality of the fruits and other objects based on the image technology is a mature technology at present and is not described in detail herein.

When the quality of the articles such as melons and fruits needs to be identified, the upper detection part 2 detects the upper area of the articles such as melons and fruits passing by and generates a first detection signal when the articles such as melons and fruits are conveyed below the upper detection part 2; when the articles such as melons and fruits pass above the lower detection part 3, the lower detection part 3 detects the lower area of the articles such as the melons and fruits passing by and generates a second detection signal, the control module processes the first detection signal and the second detection signal and performs quality recognition on the articles such as the melons and fruits to classify the articles, so that the quality recognition on the articles such as the melons and fruits is completed based on the upper area information and the lower area information of the articles such as the melons and fruits, and the recognition precision when the articles such as the melons and fruits are recognized is improved.

Referring to fig. 2, the upper detecting section 2 includes a first photographing apparatus 21 directly or indirectly connected to the frame 1, the first photographing apparatus 21 being located directly above the conveyed articles in the vertical direction. The frame 1 is also fixedly connected with a first light supplementing source 22 which can supplement light to the first photographing equipment 21. The first supplemental light source 22 is an LED lamp or a fluorescent lamp and may be provided as a ring light source, a rod light source, or a point light source, which is preferably a ring light source. When the first light supplementing source 22 is an annular light source, the central axis of the first light supplementing source 22 passes through the lens center of the first photographing device 21, and the annularly arranged first light supplementing source 22 enables light to be more uniform when the light irradiates above the objects to be sorted from above, so that the definition of the first photographing device 21 on the central axis of the annular first light supplementing source 22 in photographing is enhanced.

Referring to fig. 2, the lower detecting portion 3 includes a second photographing apparatus 31 directly or indirectly connected to the frame 1, and the second photographing apparatus 31 is located directly under the conveyed articles in the vertical direction. The frame 1 is also fixedly connected with a second light supplementing source 32 which can supplement light to the second photographing device 31. The second supplemental light source 32 is an LED lamp or a fluorescent lamp and may be provided as a ring light source, a rod light source, or a point light source, which is preferably a ring light source. When the second light supplementing source 32 is an annular light source, the central axis of the second light supplementing source 32 passes through the lens center of the second photographing device 31, and the annularly arranged second light supplementing source 32 enables light to be more uniform when the light irradiates above the objects to be sorted from above, so that the definition of the second photographing device 31 on the central axis of the annular second light supplementing source 32 when photographing is enhanced.

The frame 1 can also be provided with a light shield covering the upper detection part 2 and the lower detection part 3, the light shield forms a relatively airtight space in the working areas of the first photographing device 21 and the second photographing device 31, and the influence of external light on the working of the first photographing device 21 and the second photographing device 31 is reduced.

Referring to fig. 2, the first photographing apparatus 21 and the second photographing apparatus 31 are provided in front of and behind, respectively, in the article conveying direction, and the front-rear relationship of the first photographing apparatus 21 and the second photographing apparatus 31 is not limited, and either one of them may be in front of the other.

Referring to fig. 2, 3 and 4, two first brackets 4 and two second brackets 5 are provided on the frame 1, the two first brackets 4 support the first photographing apparatus 21 and the second photographing apparatus 31, respectively, and the two second brackets 5 support the first light supplementing source 22 and the second light supplementing source 32, respectively. That is, the first and second brackets 4 and 5 may support the photographing apparatus and the light supplementing source, respectively, so that the photographing apparatus and the light supplementing apparatus can operate normally.

Referring to fig. 2 and 3, each of the first bracket 4 and the second bracket 5 includes: the first support rod 41, the slider 42, the first through hole 421, the first screw hole 422, the second through hole 423, the second screw hole 424, the second support rod 43, the first fastening bolt 44, and the second fastening bolt 45. Wherein the first supporting rod 41 is fixedly connected with the frame 1 and is vertical to the chain conveying section and is in the horizontal direction; the slider 42 is provided with a first through hole 421 allowing the first rod 41 to pass therethrough and a first screw hole 422 vertically communicating with the first through hole 421, and a second through hole 423 parallel to the chain conveying section and a second screw hole 424 vertically communicating with the second through hole 423. The second strut 43 passes through the second through hole 423 of the slider 42 and is used for mounting the first photographing apparatus 21, the second photographing apparatus 31, the first light supplementing source 22 or the second light supplementing source 32; the first fastening bolt 44 is screwed into the first threaded hole 422 of the slider 42 and pushes the slider 42 against the first support rod 41; the second fastening bolt 45 is screwed into the second threaded hole 424 of the slider 42 and presses the slider 42 against the second strut 43. The second screw hole 424 and the third screw hole may be provided in plural, so as to enhance the fixing effect on the first support rod 41 and the second support rod 43, for example, when the first screw hole 422 is provided, the first screw hole 422 may be provided inward by both side walls of the slider 42 along the length direction of the first support rod 41 and one of the top wall or the bottom wall near the first support rod 41, and the number of the first screw holes 422 is not limited here; when the second threaded hole 424 is formed, the two side walls of the slider 42 along the length direction of the second strut 43 and one of the top wall or the bottom wall near the second strut 43 may be formed with the second threaded hole 424 inward, which is not limited in number.

When the first bracket 4 and the second bracket 5 exert the supporting function, the first supporting rod 41 is firstly penetrated through the first through hole 421 so as to sleeve the sliding block 42 on the first supporting rod 41, then the sliding block 42 is adjusted to enable the sliding block 42 to be in the vertical direction, at the moment, the second through hole 423 is parallel to the chain conveying end, then the first fastening bolt 44 is screwed in along the first threaded hole 422 so as to enable the first fastening bolt 44 to be abutted against the first supporting rod 41, then the second supporting rod 43 is inserted in the second through hole 423, and the second fastening bolt 45 is screwed in along the second threaded hole 424 so as to enable the second fastening bolt 45 to be abutted against the second supporting rod 43, thereby fixing the first photographing device 21, the second photographing device 31, the first light supplementing source 22 or the second light supplementing source 32 connected with the second supporting rod 43, and further realizing the movement of the first photographing device 21, the second photographing device 31, the first light supplementing source 22 or the second light supplementing source 32 in the horizontal position through the means, so that the application scene of the recognition device is wider.

Referring to fig. 2 and 3, the first bracket 4 further includes a notch part 46 fixedly provided at one end of the second strut 43, the notch part 46 may be in a "U-shaped structure, and two tightening parts 47 for clamping the first photographing apparatus 21 or the second photographing apparatus 31 are symmetrically provided on the notch part 46. Each of the tightening members 47 includes a tightening bolt 471 threadedly engaged with the notch member 46 and a plug 472 rotatably provided at a non-manipulation end of the tightening bolt 471.

When the first photographing apparatus 21 or the second photographing apparatus 31 needs to be fixed, the two jack bolts 471 are screwed, and the two jack bolts 471 drive the jack 472 to move towards the direction close to each other, so that the first photographing apparatus 21 or the second photographing apparatus 31 is tightly jacked, and further the first photographing apparatus 21 or the second photographing apparatus 31 is fixed.

Referring to fig. 2 and 4, the second bracket 5 further includes a load bar 51, a first cantilever 52, a second cantilever 53, a first adjusting bolt 54, and a second adjusting bolt 55. The middle part of the bearing strip 51 is vertically fixed on one end of the second supporting rod 43, the bearing strip 51 is provided with a first waist-shaped hole 56 and a second waist-shaped hole 57 which are symmetrically arranged about the center and extend along the length direction, a third threaded hole (not shown in the figure) is arranged on the end surface of the first cantilever 52, so that the first adjusting bolt 54 passes through the first waist-shaped hole 56 and then is screwed into the third threaded hole, the first cantilever 52 and the first compensating light source 22 or the second compensating light source 32 carried by the first cantilever are fixed on the second supporting rod 43, a fourth threaded hole (not shown in the figure) is arranged on the end surface of the second cantilever 53, and the second cantilever 53 and the second compensating light source 32 carried by the first compensating light source 22 or the second compensating light source are screwed into the fourth threaded hole after passing through the second waist-shaped hole 57.

When the first or second light compensating sources 22 or 32 are required to be fixed, the first adjusting bolt 54 is first threaded into the third threaded hole after passing through the first waist-shaped hole 56, and then the second adjusting bolt 55 is threaded into the fourth threaded hole after passing through the second waist-shaped hole 57, so that the first or second cantilever 52 or 53 is fixed, and the first or second light compensating sources 22 or 32 mounted on the first or second cantilever 52 or 53 is further fixed.

The implementation principle of the identification equipment for the article sorting machine in the embodiment of the application is as follows: when the quality of the articles such as melons and fruits needs to be identified, the upper detection part 2 detects the upper area of the articles such as melons and fruits when the articles such as melons and fruits are conveyed below the upper detection part 2, and generates a first detection signal; when articles such as melons and fruits pass above the lower detection part 3, the lower detection part 3 detects the lower area of the articles such as the melons and fruits passing through and generates a second detection signal, the control module processes the first detection signal and the second detection signal and identifies the quality of the articles such as the melons and fruits, so that the quality identification of the articles such as the melons and fruits is completed based on the upper area information and the lower area information of the conveyed articles such as the melons and fruits, and the identification precision of the articles such as the melons and fruits is improved.

In a second aspect, embodiments of the present application also disclose an article sorter. The article sorter includes the identification device for an article sorter described in the above embodiment, and inherits the advantageous effects possessed by the identification device for an article sorter.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims (10)

1. An identification device for an article sorting machine comprising a frame (1) and a chain conveyor (11) with article carriers arranged on the frame (1), characterized in that the identification device comprises:

an upper detection unit (2) mounted on the frame (1) and located above a chain conveying section of the chain conveyor (11), the upper detection unit (2) detecting an article when the article passes;

a lower detection unit (3) mounted on the frame (1) and located below the chain conveying section of the chain conveyor (11), the lower detection unit (3) detecting an article when the article passes;

and a control module connected to the upper detection unit (2) and the lower detection unit (3) and capable of identifying the quality of the article based on the detection results of the upper detection unit (2) and the lower detection unit (3).

2. An identification device for an article sorting machine according to claim 1, characterized in that: the upper detection part (2) comprises a first photographing device (21) connected with the frame (1) and a first light supplementing source (22) arranged on the frame (1) and used for improving the photographing effect of the first photographing device (21), and the lower detection part (3) comprises a second photographing device (31) arranged on the frame (1) and a second light supplementing source (32) arranged on the frame (1) and used for improving the photographing effect of the second photographing device (31).

3. An identification device for an article sorting machine according to claim 2, characterized in that: the first light supplementing source (22) and the second light supplementing source (32) are annular light sources, the central axis of a lens of the first photographing device (21) is collinear with the central axis of the first light supplementing source (22), and the central axis of a lens of the second photographing device (31) is collinear with the central axis of the second light supplementing source (32).

4. An identification device for an article sorting machine according to claim 2, characterized in that: the first light supplementing source (22) and the second light supplementing source (32) are LED lamps or fluorescent lamps.

5. An identification device for an article sorting machine according to claim 2, characterized in that: the first photographing device (21) and the second photographing device (31) are spaced apart along a direction parallel to the chain conveying section.

6. An identification device for an article sorting machine according to claim 2, characterized in that: the first photographing device (21) and the second photographing device (31) are respectively arranged on the frame (1) through a first bracket (4), and the first light supplementing source (22) and the second light supplementing source (32) are respectively arranged on the frame (1) through a second bracket (5).

7. The identification device for an article sorting machine according to claim 6, wherein: the first bracket (4) and the second bracket (5) comprise:

a first strut (41) arranged on the frame (1) and perpendicular to the chain conveying section;

a slider (42) having a first through hole (421) allowing the first strut (41) to pass therethrough and a first screw hole (422) vertically communicating with the first through hole (421), and a second through hole (423) parallel to the chain conveying section and a second screw hole (424) vertically communicating with the second through hole (423);

a second strut (43) passing through a second through hole (423) of the slider (42) and for mounting the first photographing apparatus (21), the second photographing apparatus (31), the first light supplementing source (22) or the second light supplementing source (32);

a first fastening bolt (44) screwed into a first threaded hole (422) of the slider (42) and abutted against the first strut (41);

and a second fastening bolt (45) screwed into a second threaded hole (424) of the slider (42) and abutted against the second support rod (43).

8. An identification device for an article sorting machine according to claim 7, characterized in that: the first support (4) further comprises a notch component (46) which is fixedly arranged at one end of the second support rod (43) and used for accommodating the first photographing device (21) or the second photographing device (31), and two jacking components (47) which are symmetrically arranged on the notch component (46) and used for clamping the first photographing device (21) or the second photographing device (31), wherein the jacking components (47) comprise jacking bolts (471) which are in threaded fit with the notch component (46) and jacking heads (472) which are rotatably arranged at non-control ends of the jacking bolts (471).

9. An identification device for an article sorting machine according to claim 7, characterized in that: the second bracket (5) further comprises a bearing strip (51), a first cantilever (52), a second cantilever (53), a first adjusting bolt (54) and a second adjusting bolt (55), wherein the middle part of the bearing strip (51) is vertically fixed on one end of the second supporting rod (43), the bearing strip (51) is provided with a first waist-shaped hole (56) and a second waist-shaped hole (57) which are symmetrically arranged about the center of the bearing strip and extend along the length direction, a third threaded hole is formed in the end face of the first cantilever (52), the first adjusting bolt (54) can penetrate through the first waist-shaped hole (56) and then be screwed into the third threaded hole, the first cantilever (52) and the first compensating light source (22) or the second compensating light source (32) are fixed on the second supporting rod (43), a fourth threaded hole is formed in the end face of the second cantilever (53), and the second adjusting bolt (55) can penetrate through the second waist-shaped hole (57) and then be screwed into the second compensating light source (22) or the second compensating light source (32) and the second compensating light source (32) are fixed on the second cantilever (53).

10. An article sorting machine, characterized in that: an identification device for an item sorter comprising any of claims 1 to 9.

Images