Automatic sorting device for butyronitrile gloves

Abstract

The utility model discloses an automatic sorting device for butyronitrile gloves, and belongs to the technical field of automatic sorting. The device comprises a feeding assembly, a conveying assembly, a separation assembly, an image recognition module, a sorting execution assembly, an intelligent control unit and a storage assembly. Through the synergistic effect of a vibration disc and a dispersing wheel arc-shaped limiting plate of the separation assembly, the separation problem of stacked gloves is solved; accurate conveying of a single glove is achieved through the self-adaptive design of the distance between the adjustable baffle and the separating claw; an image recognition system based on an industrial camera and an HSV color model judges the color and posture of the glove in real time, and a manipulator is driven to flexibly grab the glove through a pneumatic suction cup and deliver the glove to a corresponding stock bin according to an instruction; and meanwhile, the system is in butt joint with an MES system through an OPC UA protocol, and real-time uploading of sorting data and equipment state monitoring are achieved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to nitrile glove production field, concretely relates to a kind of nitrile glove automatic sorting device. BACKGROUND

[0002] Nitrile glove is a kind of glove made of nitrile rubber, with excellent chemical resistance, puncture resistance and wear resistance, widely used in medical, laboratory, food processing, chemical industry and other fields. Due to its good protective performance and comfort, the demand for nitrile gloves is increasing year by year, especially in the medical and health fields, nitrile gloves have become an important part of disposable protective products.

[0003] Nitrile gloves are widely used in medical, industrial and other fields, but the sorting process after production has long relied on manual operation, with low efficiency, high cost, poor consistency and other problems. Secondly, manual sorting may introduce pollution, affecting the sanitary quality of gloves. However, the existing automated equipment can realize basic sorting, but the separation effect is not good when dealing with stacked and adhered gloves, and it is difficult to adapt to the sorting needs of gloves of different sizes. In addition, the traditional equipment lacks precise visual recognition ability, resulting in insufficient accuracy of color classification and posture adjustment, and the existing nitrile glove automatic sorting device does not count during sorting, which needs to be counted and packaged again after classification, increasing the workload, and the sorting data cannot be connected to the production management system in real time, restricting the intelligent upgrading.

[0004] In view of the above technical difficulties, an efficient, flexible and intelligent automatic sorting solution is needed. UTILITY MODEL CONTENT

[0005] In view of one or more of the above defects or improvement needs of the prior art, the utility model provides a nitrile glove automatic sorting device, which has the advantages of significantly improving sorting efficiency and consistency, reducing labor cost and adapting to intelligent manufacturing needs.

[0006] To achieve the above purpose, the utility model provides a nitrile glove automatic sorting device, which comprises:

[0007] The feeding assembly comprises a guide chute, and an inclined vibrating disc is arranged inside the guide chute. The vibrating disc uniformly disperses the gloves on the vibrating disc through electromagnetic vibration;

[0008] The conveying assembly is arranged at the outlet of the feeding assembly, and comprises a conveying belt. Adjustable baffles are arranged on both sides of the conveying belt, and a spacing-adjustable separating claw is arranged between the adjustable baffles, for separating the nitrile gloves on the conveying belt.

[0009] A separation assembly is arranged at the inlet of the conveying belt, and the separation assembly comprises a separation bin, wherein a discrete wheel and an arc-shaped limiting plate are sequentially arranged inside the separation bin along the material advancing direction, and are used for preliminarily separating part of the stacked nitrile gloves;

[0010] An image recognition module is suspended above the conveying belt through a rack, and is used for recognizing the color and posture of the gloves and generating a sorting instruction;

[0011] A sorting execution assembly is arranged at both sides of the conveying belt, and comprises a plurality of mechanical hands, wherein a pneumatic suction cup is arranged at the tail end of the mechanical hand, and a signal sensor is arranged at the top, and is used for grabbing the gloves and delivering the gloves to a specified area in response to the sorting instruction;

[0012] An intelligent control unit is connected with the image recognition module and the sorting execution assembly, and is used for recognizing the sorting instruction of the image recognition module and controlling the action frequency of the sorting execution mechanism.

[0013] A storage assembly is arranged at one side of the mechanical hand, and is used for storing the nitrile gloves sorted by the mechanical hand.

[0014] As a preferred technical solution, the adjustable baffle is connected with the conveying belt through a sliding rail, the distance between the adjustable baffles can be adjusted through a threaded rod on a hand wheel, and the separation claws are fixedly connected between the adjustable baffles, so that synchronous displacement of the separation claws and the adjustable baffles is realized.

[0015] As a preferred technical solution, the image recognition module comprises an industrial camera and a light supplement lamp located at one side of the industrial camera, and the industrial camera is further connected with an image processor, which is used for processing image information.

[0016] As a preferred technical solution, the industrial camera shoots glove images at a rate of 30 frames per second, the image processor identifies the color and posture of the gloves based on an HSV color model, and generates a sorting instruction.

[0017] As a preferred technical solution, the intelligent control unit comprises a PLC controller and a human-computer interaction interface, and the integrated PLC controller is connected with the image processor and the human-computer interaction interface.

[0018] As a preferred technical solution, the human-computer interaction interface supports remote data access, can be connected with an MES system through an OPC UA protocol, and can upload sorting quantities and equipment states in real time.

[0019] As a preferred technical solution, the storage assembly comprises a plurality of independent and detachable material bins, and each material bin is provided with a weighing sensor at the bottom.

[0020] Overall, compared with the prior art, the above technical solutions conceived by the present application have the following beneficial effects:

[0021] The utility model discloses a kind of automatic sorting device of butyronitrile gloves, by integrated vibration feed, adjustable separation conveying, visual identification and flexible grabbing technology, the low efficiency in traditional sorting, laminated separation difficulty, insufficient precision and other pain points are solved.Its core innovation is in: using vibration disc and discrete wheel collaborative feed separation mechanism, combined with adjustable baffle and separation claw self-adapting spacing design, realize glove single precision conveying;Image recognition system based on HSV color model and multi-axis manipulator linkage, complete glove color, pose millisecond level determination and grabbing, while the setting of pneumatic suction cup, the damage of glove in traditional manipulator grabbing process is greatly reduced;Through modularization material bin and OPC UA protocol data interfacing, support multi-size sorting and production management digitization, the quantity of sorting is counted, meet the demand of quantitative grabbing.The device significantly improves sorting efficiency and consistency, reduces labor cost, adapts intelligent manufacturing demand, provides high flexibility, low-loss automated solution for butyronitrile glove industry. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 It is a structure diagram of the utility model a kind of butyronitrile glove automatic sorting device;

[0023] Figure 2 It is right view of the utility model a kind of butyronitrile glove automatic sorting device;

[0024] Figure 3 It is plan view of the utility model a kind of butyronitrile glove automatic sorting device;

[0025] Figure 4 It is right view sectional view of the utility model a kind of butyronitrile glove automatic sorting device;

[0026] Figure 5 It is right view of the utility model a kind of butyronitrile glove automatic sorting device after decomposition;

[0027] Figure 6 It is front view of the utility model a kind of butyronitrile glove automatic sorting device after decomposition;

[0028] Figure 7 It is Figure 6 Middle A part enlarged view.

[0029] The meaning of each mark in the drawing is as follows:

[0030] 1. Feeding assembly; 101. Guide chute; 102. Vibratory feeder; 2. Conveying assembly; 201. Conveyor belt; 202. Adjustable baffle; 203. Separating claw; 204. Slide rail; 205. Handwheel; 3. Separating assembly; 301. Separating bin; 302. Discrete wheel; 303. Arc-shaped limit plate; 4. Image recognition module; 401. Industrial camera; 402. Fill light; 403. Image processor; 5. Sorting execution assembly; 501. Robotic arm; 502. Pneumatic suction cup; 503. Signal sensor; 6. Intelligent control unit; 601. PLC controller; 602. Human-machine interface; 7. Storage assembly; 701. Hopper; 702. Weighing sensor; 8. Frame; 9. Safety door. Detailed Implementation

[0031] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0032] The terminology used herein is for the purpose of describing particular embodiments only and is not intended to limit the scope of the invention. The terms “comprising,” “including,” etc., as used herein indicate the presence of the stated features, steps, operations, and / or components, but do not exclude the presence or addition of one or more other features, steps, operations, or components.

[0033] All terms used herein (including technical and scientific terms) have the meanings commonly understood by those skilled in the art, unless otherwise defined. It should be noted that the terms used herein are to be interpreted in a manner consistent with the context of this specification, and not in an idealized or overly rigid way.

[0034] In the embodiments, by Figures 1-7 Give, Figure 1 This is a structural diagram of an automatic nitrile glove sorting device according to the present invention; Figure 2 This is a right view of an automatic nitrile glove sorting device according to the present invention; Figure 3 This is a top view of an automatic nitrile glove sorting device according to the present invention; Figure 4 This is a right-side cross-sectional view of an automatic nitrile glove sorting device according to the present invention; Figure 5 This is a right-side view after disassembly of an automatic nitrile glove sorting device according to this utility model; Figure 6 This is an exploded front view of an automatic nitrile glove sorting device according to the present invention. Figure 7 for Figure 6 Enlarged view of section A, which includes:

[0035] The feeding assembly 1 comprises a guide chute 101, and an inclined vibrating disc 102 is arranged in the guide chute 101, and the vibrating disc 102 uniformly disperses the gloves on the vibrating disc 102 through electromagnetic vibration;

[0036] The conveying assembly 2 is arranged at the outlet of the feeding assembly, and the conveying assembly 2 comprises a conveying belt 201, adjustable baffles 202 are arranged on both sides of the conveying belt 201, and a separation claw 203 with an adjustable spacing is arranged between the adjustable baffles 202, so as to separate the nitrile gloves on the conveying belt 201 one by one.

[0037] The separation assembly 3 is arranged at the inlet of the conveying belt 201, and the separation assembly 3 comprises a separation bin 301, and a discrete wheel 302 and an arc-shaped limiting plate 303 are sequentially arranged in the separation bin 301 along the material running direction, so as to preliminarily separate the partially stacked nitrile gloves.

[0038] The image recognition module 4 is suspended above the conveying belt 201 through a rack 8, and is used to identify the color and posture of the gloves and generate a sorting instruction.

[0039] The sorting execution assembly 5 is arranged on both sides of the conveying belt 201, and comprises a plurality of mechanical hands 501, a pneumatic suction cup 502 is arranged at the tail end of the mechanical hand 501, and a signal sensor 503 is arranged at the top, so as to grasp the gloves and deliver the gloves to a specified area in response to the sorting instruction.

[0040] The intelligent control unit 6 is connected with the image recognition module 4 and the sorting execution assembly 5, and is used to identify the sorting instruction of the image recognition module 4 and control the action frequency of the sorting execution assembly 5.

[0041] The storage assembly 7 is arranged on one side of the mechanical hand 501, and is used to store the nitrile gloves sorted by the mechanical hand 501.

[0042] The adjustable baffles 202 are connected with the conveying belt 201 through slide rails 204, the spacing between the adjustable baffles 202 can be adjusted through a threaded rod on a hand wheel 205, the separation claw 203 is fixedly connected between the adjustable baffles 202, and synchronous displacement of the separation claw 203 and the adjustable baffles 202 is realized.

[0043] The image recognition module 4 comprises an industrial camera 401 and a supplementary light 402 arranged on one side of the industrial camera 401, and the industrial camera 401 is further connected with an image processor 403 for processing image information.

[0044] The industrial camera 401 shoots glove images at a rate of 30 frames per second, the image processor 403 identifies the color and posture of the gloves based on an HSV color model, and generates a sorting instruction.

[0045] The intelligent control unit 6 comprises a PLC controller 601 and a man-machine interface 602, and the integrated PLC controller 601 is connected with the image processor 403 and the man-machine interface 602 respectively.

[0046] The man-machine interface 602 supports remote data access and can be connected with an MES system through an OPC UA protocol to upload sorting quantity and equipment state in real time.

[0047] The storage assembly 7 comprises a plurality of independent detachable hoppers 701, each hopper 701 is provided with a weighing sensor 702 at the bottom, and the outer side of the hopper 701 is provided with a safety door 9, so as to facilitate the disassembly and installation of the hopper 701.

[0048] The stacked nitrile gloves enter the inclined vibrating disc 102 through the guide chute 101, are uniformly dispersed by electromagnetic vibration, and are uniformly slid along the inclined angle of the vibrating disc 102 to the conveying belt 201 to avoid stacking. The gloves on the conveying belt 201 first enter the separation assembly 3, are first dispersed by the discrete wheel 301 through the adhesion gloves, and then are further dispersed by the position cooperation with the arc-shaped limiting plate 302 to make the gloves in a single-layer non-adhesion state, so that the initial separation is completed. The gloves after separation enter the conveying belt 201, the adjustable baffle 202 and the separation claw 203 on both sides adjust the distance according to the size of the gloves, and the rotating handle 205 ensures the continuous conveying of a single glove. The number and color of the gloves to be grabbed are set in advance through the man-machine interaction interface 602 to control the PLC controller 601, and the weight of a single glove is weighed, so that the total weight of a certain number of gloves is calculated, and the alarm value of the weighing sensor 702 is set. When the gloves after separation enter the conveying belt 201 and pass through the industrial camera 401, the industrial camera 401 shoots the glove image in real time under the assistance of the fill light 402, the image processor 403 analyzes the color and posture based on the HSV model, generates a sorting instruction, and transmits the sorting instruction to the PLC controller 601. The PLC controller 601 sends an execution command to the signal sensor 503, and the signal sensor 503 controls the manipulator 501 to perform a grabbing action after receiving the signal, and the glove is adsorbed by the pneumatic suction cup 502 and accurately delivered to the corresponding hopper 701 after rotating a certain angle. The signal sensor 503 ensures the synchronization of the action and feeds back the grabbing data to the PLC controller 601. The sorting number and the equipment state are uploaded to the MES system through the PLC controller 601 and the man-machine interaction interface 602. The weighing sensor 702 monitors the weight of the hopper 701, and an alarm sound is emitted when the weight of the weighing sensor 702 reaches the alarm value. The PLC controller 601 also issues an alarm on the man-machine interaction interface 602 when the predetermined number is reached, so as to double-verify the accuracy of the grabbing. When the alarm is heard, the safety door 9 is opened, the hopper 701 is removed, and the empty hopper 701 is quickly installed. The gloves sorted in the hopper 701 are taken out, and the sorted gloves are assembled in the next step. The hopper 701 at the end of the conveying belt is used to collect gloves that are not picked up.

[0049] In summary, the utility model discloses a kind of automatic sorting device of butyronitrile glove, by integrating vibration feed, adjustable separation conveying, visual identification and flexible grabbing technology, the low efficiency in traditional sorting, the pain points such as difficult separation of laminating, insufficient precision etc. are solved.Its core innovation is in: adopt the feed separation mechanism of vibrating disc and discrete wheel cooperation, combined with adjustable baffle and separation claw adaptive spacing design, realize glove single precision conveying;Image recognition system based on HSV color model and multi-axis manipulator linkage, complete glove color, pose millisecond level determination and grabbing, while the setting of pneumatic suction cup, the damage of glove in traditional manipulator grabbing process is greatly reduced;Through modularization material bin and OPC UA protocol data interfacing, support multi-size sorting and production management digitization, the sorting quantity is counted, satisfy the demand of quantitative grabbing.The device significantly improves sorting efficiency and consistency, reduces labor cost, adapts intelligent manufacturing demand, provides high flexibility, low-loss automated solution for butyronitrile glove industry

[0050] Although the embodiments of the utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made thereto without departing from the principles and spirit of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automatic sorting device for nitrile gloves, characterized in that, include: The feeding assembly (1) includes a guide trough (101), and an inclined vibrating plate (102) is provided inside the guide trough (101). The vibrating plate (102) distributes the gloves evenly on the vibrating plate (102) through electromagnetic vibration. The conveying assembly (2) is located at the outlet of the feeding assembly. The conveying assembly (2) includes a conveyor belt (201). Adjustable baffles (202) are provided on both sides of the conveyor belt (201). Adjustable separation claws (203) are provided between the adjustable baffles (202) for separating individual nitrile gloves on the conveyor belt (201). The separation component (3) is located at the entrance of the conveyor belt (201). The separation component (3) includes a separation chamber (301). Inside the separation chamber (301), a discrete wheel (302) and an arc-shaped limiting plate (303) are arranged sequentially along the material travel direction to initially separate some of the stacked nitrile gloves. The image recognition module (4) is suspended above the conveyor belt (201) via the frame (8) and is used to identify the color and posture of the gloves and generate sorting instructions; The sorting execution component (5) is located on both sides of the conveyor belt (201). It includes multiple sets of robotic arms (501). The robotic arms (501) are equipped with pneumatic suction cups (502) at their ends and signal sensors (503) at their tops, which are used to grab gloves and deliver them to the designated area in response to sorting instructions. The intelligent control unit (6) is connected to the image recognition module (4) and the sorting execution component (5) respectively, and is used to recognize the sorting instructions of the image recognition module (4) and control the operation frequency of the sorting execution component (5); Storage component (7), disposed on one side of the robotic arm (501), is used to store nitrile gloves sorted by the robotic arm (501).

2. The device according to claim 1, an automatic sorting device for nitrile gloves, characterized in that: The adjusting baffle (202) is connected to the conveyor belt (201) via the slide rail (204). The spacing between the adjusting baffles (202) can be adjusted by the threaded rod on the handwheel (205). The separating claw (203) is fixedly connected to the adjusting baffle (202) to achieve synchronous displacement between the separating claw (203) and the adjusting baffle (202).

3. The automatic sorting device for nitrile gloves according to claim 1, characterized in that: The image recognition module (4) includes an industrial camera (401), a fill light (402) located on one side of the industrial camera (401), and the industrial camera (401) is also connected to an image processor (403) for processing image information.

4. The automatic sorting device for nitrile gloves according to claim 3, characterized in that: The industrial camera (401) captures images of the gloves at a rate of 30 frames per second. The image processor (403) identifies the color and posture of the gloves based on the HSV color model and generates sorting instructions.

5. The automatic sorting device for nitrile gloves according to claim 1, characterized in that: The intelligent control unit (6) includes a PLC controller (601) and a human-machine interface (602), wherein the PLC controller (601) is connected to the image processor (403) and the human-machine interface (602) respectively.

6. An automatic sorting device for nitrile gloves according to claim 5, characterized in that: The human-machine interface (602) supports remote data access and can be connected to the MES system via the OPC UA protocol to upload sorting quantity and equipment status in real time.

7. The automatic sorting device for nitrile gloves according to claim 1, characterized in that: The storage component (7) includes multiple independent and detachable hoppers (701), each hopper (701) having a weighing sensor (702) at its bottom.

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