Glue cylinder cleaning method of automatic cleaning equipment

Through the combination of laser sensors and visual detection devices, the automatic, water-saving and precise cleaning of the rubber cylinder is achieved, and the problems of high costs and poor cleaning of the existing technology are solved.

CN120205526AInactive Publication Date: 2025-06-27NINGBO JINGMA MACHINERY
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Patent Information

Application Number
CN202510685743.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-05-27
Publication Date
2025-06-27
Estimated Expiration
Not applicable · inactive patent

AI Technical Summary

Technical Problem

The existing rubber cylinder cleaning equipment is high cost or has poor cleaning effect, and it is difficult to save water resources, and it is difficult to ensure that the rubber cylinder is completely cleaned.

Method used

The cylinder is scanned by laser sensor, automatically adjusts the cleaning procedure, and combines hot air drying through spray rod and ultrasonic cleaning technology to achieve accurate cleaning and rapid drying. At the same time, the visual inspection device is used to check the cleaning effect and ensure that the rubber cylinder is completely clean.

Benefits of technology

An automatic cleaning process that saves water resources is realized, ensuring that the rubber cylinder is completely cleaned, and reducing cleaning costs and labor intensity.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

According to the rubber cylinder cleaning method of the automatic cleaning equipment, the automatic cleaning equipment comprises a machine box, and a tool basket, a tool basket moving device, a spray washing mechanism, an ultrasonic cleaning mechanism, a laser sensor and a controller are arranged in the machine box; before cleaning work is started, the controller instructs the laser sensor to scan the glue cylinder, the scanning number is processed, a part outline complexity index is obtained, a cleaning program is adjusted according to the outline complexity index, and cleaning is conducted according to the cleaning program. Compared with the prior art, the trouble of manually selecting the spraying rods is reduced, and water is saved compared with the mode that all the spraying rods are started.
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Description

Technical Field

[0001] The present invention relates to the technical field of cleaning devices, and particularly to a method for cleaning a glue cylinder of an automatic cleaning device. Background Art

[0002] A cigarette is a tobacco product made by rolling tobacco leaves into a strip with cigarette paper. As is well known, an important process in the cigarette production process is the rolling and bonding of cigarette paper. Usually, an adhesive is coated on a specific position of the cigarette paper for bonding, and a glue cylinder device is required. The glue cylinder is used to supply the adhesive to the glue roller. Due to the characteristics of the adhesive, the glue cylinder needs to be cleaned in time after the equipment stops or works for a period of time. With the development of the domestic tobacco industry, each cigarette enterprise has higher requirements for the production efficiency of cigarette sticks while reducing the labor intensity of workers. Manual cleaning of the glue cylinder is time-consuming and laborious, and the existing glue cylinder cleaning equipment has high costs or poor cleaning effects and is prone to residual glue.

[0003] Chinese Utility Model Patent CN222094260U, whose patentee is Qingdao Weike Powder Metallurgy Co., Ltd., was published on December 3, 2024, and discloses a glue cylinder cleaning device. This glue cylinder cleaning device includes a mounting base, a support plate unit, a cleaning unit, a first driving unit, and a second driving unit. The support plate unit is rotatable and connected to the mounting base. The second driving unit can drive the rotation of the glue cylinder rotating shaft. The cleaning unit is connected to a water source through multiple nozzles. The nozzles can adjust the water temperature and water pressure and can be connected to an air compressor for air drying treatment. The support can extend or retract to facilitate the fixing and taking of the glue cylinder.

[0004] Patent CN111229758A, whose applicant is Chengdu Huijing Machinery Equipment Co., Ltd., was published on June 5, 2020, and discloses a glue cylinder cleaning machine, including a chassis. A carrier plate mechanism, a spray cleaning mechanism, and an ultrasonic cleaning mechanism are arranged in the chassis. High-pressure spray cleaning and ultrasonic cleaning technologies are adopted, combined with hot air drying, to achieve precise angle cleaning and rapid drying. The spray cleaning mechanism includes a spray rod and a spray rod driving mechanism for controlling the movement of the spray rod in multiple directions. The spray rod driving mechanism includes a horizontal guide rail arranged on the top of the chassis, and the axis direction of the horizontal guide rail is perpendicular to the axis direction of the horizontal rack. A first sliding seat is arranged on the horizontal guide rail, and the first sliding seat is connected to a first spray rod driving motor for driving it to move back and forth along the horizontal guide rail. A vertical sliding rod is arranged at the bottom of the first sliding seat, and a second sliding seat is sleeved on the vertical sliding rod. The second sliding seat is connected to the output end of a second spray rod driving motor arranged on the first sliding seat through a lead screw, and the spray rod is rotatably arranged on the second sliding seat.

[0005] The above two patent documents disclose various automatically actuated spray washing mechanisms or glue cylinder movement mechanisms for easy and thorough automatic cleaning. However, glue cylinders vary in size and shape, and their positions in the cleaning equipment box are also different, resulting in water waste during cleaning and incomplete cleaning

[0006] The utility model patent CN222369764U, with the patentee being Shenzhen Xindahui Flexible Circuit Technology Co., Ltd., was announced on January 21, 2025, and discloses a horizontal water-saving control system. It includes a transportation component for conveying circuit boards, a laser sensor for detecting the presence of circuit boards, an overflow water washing component for cleaning circuit boards, and a water supply device for supplying pure water. There is a cleaning station on the transportation component. The laser irradiation range of the laser sensor covers the area of the cleaning station. The overflow water washing component includes a solenoid valve and a nozzle. The nozzle is arranged above the cleaning station, and its working range covers the cleaning station. The water supply device is connected to the solenoid valve, and the solenoid valve is signal-connected to the laser sensor and is connected to the nozzle. The water-saving control system adds a sensor to intelligently transform the entire device. The on-demand cleaning mode reduces the consumption of pure water and lowers the manufacturing cost of FPCs. However, the laser sensor can only detect whether the item to be cleaned has been transported in place. After it arrives, the nozzle starts spraying water for cleaning, unable to select a suitable cleaning mode for different products and unable to detect whether the cleaning is complete, resulting in difficult-to-achieve thorough cleaning. Summary of the Invention

[0007] The present invention aims to solve one of the technical problems in the related art to a certain extent. For this purpose, the present invention provides a method for cleaning a glue cylinder of an automatic cleaning device that saves water and achieves thorough cleaning.

[0008] To achieve the above object, the present invention adopts the following technical solutions: A method for cleaning a glue cylinder of an automatic cleaning device, the automatic cleaning device comprising a chassis, wherein a tooling basket, a tooling basket moving device, a spray cleaning mechanism, an ultrasonic cleaning mechanism, a detection mechanism and a controller are arranged in the chassis; the tooling basket is detachably arranged on the tooling basket moving device and is provided with a plurality of glue cylinder fixing positions for fixing the glue cylinder; the tooling basket moving device comprises a moving seat driving mechanism and a guiding mechanism to move the tooling basket moving device up and down; the spray cleaning mechanism comprises a plurality of spray rods, an input end of the spray rod is connected with a high-pressure water valve, and an output end of the spray rod is provided with a spraying hole; the ultrasonic cleaning mechanism comprises an ultrasonic cleaning pool, and the ultrasonic cleaning pool is connected with an ultrasonic generating device; the detection mechanism comprises a laser sensor; the controller is electrically connected with the tooling basket moving device, the high-pressure water valve, the ultrasonic generating device and the detection mechanism respectively. After the controller is started, the cleaning device is controlled to automatically clean the glue cylinder through the detection mechanism. The glue cylinder cleaning method comprises the following steps: Loading step: After the tooling basket is loaded with the glue cylinder, it enters the chassis and is fixed on the tooling basket moving device; Cleaning step: Operate the start button, the controller commands the laser sensor to scan the glue cylinder, processes the scanned data, obtains the part contour complexity index, adjusts the cleaning program according to the contour complexity index, and performs cleaning according to the cleaning program.

[0009] Compared with the prior art, the present invention uses a laser sensor to scan the glue cylinder to be cleaned, so as to obtain the position of the glue cylinder relative to the spray rod in the chassis, and automatically selects the corresponding spray rod for spray cleaning operation, reducing the trouble of manual selection of the spray rod or wasting water by starting all the spray rods relatively.

[0010] As an optional further solution, the automatic cleaning device further comprises a visual detection device, and the cleaning step further comprises a visual inspection step: the controller checks whether the glue cylinder is cleaned through the visual detection device. If it has been cleaned, the glue cylinder is taken out. If it has not been cleaned, it enters the enhanced cleaning program.

[0011] As an optional further solution, the visual detection device is a visual sensor, and the moving seat driving mechanism moves the tooling basket moving device to the origin position. The monitoring data of the visual detection device are all at this origin position, which is convenient for accurate data comparison.

[0012] As an optional further solution, the controller comprises an image processing unit. The surface brightness of the glue cylinder is checked through the visual sensor. When the area of the surface that is not cleaned is less than a set proportion of the outer surface area of the part, it is judged that the cleaning is completed.

[0013] As an optional further solution, the brightness value is determined by the following method: before the cleaning step, the controller pre-scans and saves the reflection data of a completely clean glue cylinder through the vision sensor; during the cleaning step, before cleaning, the vision sensor scans the glue cylinder to be cleaned to determine the reflection data of the uncleaned glue cylinder, and the difference between the above two reflection data is defined as the standard reflection data; during the visual inspection step, the ratio of the difference between the reflection data of the cleaned glue cylinder and the reflection data of the uncleaned glue cylinder to the standard reflection data is defined as the cleaning result reflectivity; when the cleaning result reflectivity of the surface of the unit area of the glue cylinder is less than the set ratio, it is judged that the brightness value of the unit area is low and not cleaned cleanly; when the area of the uncleaned area is less than the set ratio of the surface area of the glue cylinder, it is judged that the glue cylinder is cleaned cleanly. Through the above design, each camera can separately obtain the judgment of whether the glue cylinder is cleaned cleanly, and in production, the number of cameras or a suitable moving seat driving mechanism can be increased according to the required accuracy to obtain a more accurate judgment.

[0014] As an optional further solution, when the cleaning result reflectivity is less than a certain value between 80% and 90%, it is judged that the unit area is not cleaned cleanly, and when the area of the uncleaned area is less than a certain value between 1% and 8% of the surface area of the glue cylinder, it is judged that the glue cylinder is cleaned cleanly.

[0015] As an optional further solution, the cleaning program includes the following steps: Rinsing step: The tooling basket moving device positions the tooling basket to the upper area below the origin position, and performs hot water rinsing, and the waste water generated during the rinsing process is discharged. Ultrasonic cleaning step: The tooling basket moving device moves the tooling basket downward to the lower area below the upper area. At this time, the glue cylinder is in the ultrasonic immersion tank and is immersed to the set position, and ultrasonic cleaning is performed. After the ultrasonic cleaning is completed, the waste water is discharged. Fine rinsing step: The tooling basket is reset to the upper area and hot water fine rinsing is performed. Drying step: Remove the moisture on the surface of the cleaned glue cylinder.

[0016] The above further solution sets the upper area and the lower area of the cleaning operation below the origin position to avoid the camera being affected by the cleaning work.

[0017] As an optional further solution, the enhanced cleaning program includes increasing the spray pressure in the enhanced rinsing step.

[0018] As an optional further solution, the enhanced cleaning program includes extending the cleaning time in the ultrasonic cleaning step.

[0019] As an optional further solution, the enhanced cleaning program is also intermittently provided with a spray bar self-cleaning program, and the self-cleaning program applies reverse high-pressure cleaning to the spray bar to prevent blockage from affecting the cleaning effect.

[0020] As an optional further solution, the spraying mechanism includes a plurality of spray bars arranged in an array. The controller determines the specific position range of the glue cylinder according to the detection data of the detection mechanism, and the controller automatically selects the corresponding spray bar for spraying while closing the corresponding spray bar that is not aligned with the position of the glue cylinder. By closing the unnecessary spray bars, water resource waste is reduced.

[0021] As an optional further solution, the chassis includes a central control cabinet and a plurality of cleaning cabinets. The controller is arranged in the central control cabinet. The plurality of cleaning cabinets are all provided with the tooling basket moving device, the tooling basket, the spraying mechanism, the ultrasonic cleaning mechanism and the detection mechanism. The controller determines the cleaning cabinet where the glue cylinder is located according to the detection data of the detection mechanism, and thus starts the spraying mechanism of the cleaning cabinet with the glue cylinder while closing the spraying mechanism of the cleaning cabinet without the glue cylinder. By closing the unnecessary spraying mechanisms, water resource waste is reduced.

[0022] As an optional further solution, the visual detection device is set as the laser sensor with visual detection function.

[0023] These features and advantages of the present invention will be detailedly disclosed in the following specific embodiments and the accompanying drawings. The best embodiments or means of the present invention will be shown in detail in combination with the accompanying drawings, but it is not a limitation to the technical solution of the present invention. In addition, these features, elements and components appear in multiple in each of the following texts and drawings, and different symbols or numbers are marked for convenience of representation, but they all represent components with the same or similar structures or functions. Brief Description of the Drawings

[0024] The present invention will be further described below with reference to the accompanying drawings: Figure 1 Front side perspective view of the automatic cleaning equipment for implementing the glue cylinder cleaning method of the present invention.

[0025] Figure 2 For Figure 1 Rear side perspective view of the automatic cleaning equipment.

[0026] Figure 3 For Figure 1 Another angle front side perspective view with the cleaning cabinet door of the automatic cleaning equipment opened.

[0027] Figure 4 For Figure 3 Partial view within the indicated rectangular frame.

[0028] Figure 5For Figure 1 The internal structure diagram of the automatic cleaning device shown

[0029] Figure 6 It is a flowchart of the first embodiment of the rubber cylinder cleaning method of the automatic cleaning device of the present invention

[0030] Figure 7 It is a flowchart of the second embodiment of the rubber cylinder cleaning method of the automatic cleaning device of the present invention

[0031] Wherein Figure 6 And Figure 7 The meaning of the curly brackets in means that all the execution steps below the curly brackets are included in the step set above the curly brackets Specific embodiments

[0032] The embodiments of the present invention will be described in detail below. Examples of the embodiments are shown in the drawings, where the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. Based on the embodiments in the embodiments, it is intended to explain the present invention and should not be construed as a limitation of the present invention

[0033] As used herein, the phrase "one embodiment" or "example" or "instance" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the present disclosure. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment

[0034] As a first aspect of the present invention, there is provided a rubber cylinder cleaning method for an automatic cleaning device. As shown Figures 1 to 3 The automatic cleaning device includes a chassis 100, and the chassis includes a central control cabinet 120 and a plurality of cleaning cabinets 140. In the cleaning chamber of the cleaning cabinet 140, there are provided a tooling basket 40, a tooling basket moving device (not labeled), a self-cleaning spray rod 43, an air blowing and sucking device 45, a spray washing mechanism 44, an ultrasonic cleaning mechanism 46, a drainage pump 48, and a detection mechanism (not shown)

[0035] The tooling basket 40 is detachably arranged on the tooling basket moving device and is provided with a plurality of rubber cylinder fixing positions 402 for fixing the rubber cylinder 60. The tooling basket moving device includes a tooling basket moving seat 420, a moving seat driving mechanism 422, and a guiding mechanism 424. The moving seat driving mechanism 422 is a servo motor for driving the tooling basket moving device to move in the up and down direction specified by the guiding mechanism 424. The tooling basket 40 is inserted into the tooling basket moving seat 420 in the horizontal direction and can be moved in the up and down area by the moving seat driving mechanism 422. The moving seat driving mechanism 422 can be selected as a servo motor, and its moving speed is adjustable

[0036] The spray cleaning mechanism 44 is arranged in a whole row, including an upper spray rod 447 and a lower spray rod 449. The input ends of the upper spray rod 447 and the lower spray rod 449 are connected with high-pressure water valves 441, 442, 444, 445 to realize separate control of each upper spray rod 447 and lower spray rod 449. The output ends of the upper spray rod 447 and the lower spray rod 449 are provided with spray holes (not labeled). The ultrasonic cleaning mechanism 46 includes an ultrasonic cleaning tank (not shown), and the ultrasonic cleaning tank is connected with an ultrasonic generating device 462. The drain pump 48 is connected with a drain valve 481. The detection mechanism includes a laser sensor (not shown) and a vision inspection device (not shown), and the vision inspection device is set as a vision sensor integrally arranged with the laser sensor.

[0037] The central control cabinet 120 is provided with a controller (not shown), and the controller is electrically connected with the tooling basket moving device, high-pressure water valves 441, 442, 444, 445, ultrasonic generating device 462, detection mechanism, and drain valve 481 respectively. After the controller is started, it controls the cleaning equipment 100 to automatically clean the glue cylinder 60 through the detection mechanism.

[0038] The cleaning chamber is divided into upper and lower areas. The upper area is used for the origin position where the tooling basket moves in. It is equipped with a tooling basket moving seat 420, a self-cleaning spray rod 43, and an air blowing and sucking device 45. At this origin position, the glue cylinder realizes initial data reading, drying, and self-cleaning functions; the lower area is used for flushing and ultrasonic immersion cleaning, and is equipped with an upper spray rod 447, a lower spray rod 449, and an ultrasonic generating device 462, and is provided with high-pressure water valves 441, 442, 444, 445 and a drain valve 481 to realize the functions of water inlet and drainage.

[0039] Please refer to Figure 6 , the first embodiment of the glue cylinder cleaning method of the automatic cleaning equipment 100 of the present invention, which includes two steps of loading and cleaning. The loading step is that after the operator loads the glue cylinder 60 into the tooling basket 40, then pushes the tooling basket 40 into the chassis 100 and fixes it on the tooling basket moving device. At this time, the tooling basket is at the origin position.

[0040] The cleaning step includes operation start. After the operator presses the start button 160, the controller executes cleaning program selection and cleaning program operation.

[0041] In the cleaning program selection, the controller commands the laser sensor to scan the glue cylinder 60 at the origin position, processes the scanned data, obtains the part contour complexity index, adjusts the cleaning program according to the contour complexity index, judges the specific position range of the glue cylinder, and the controller automatically selects the corresponding spray rod for spraying, while closing the corresponding spray rod that is not aligned with the position of the glue cylinder, and closing the spray cleaning mechanism of the cleaning cabinet without a glue cylinder.

[0042] The steps of the cleaning program operation include: downward flushing, ultrasonic cleaning, upward flushing, and drying. The specific actions of the downward flushing step are as follows: The glue cylinder 60 to be cleaned is sent to the upper cleaning point A (as shown in Figure 5 the figure) together with the tooling basket 40. The high-pressure water valves 441 and 444 are opened simultaneously, and then the booster pump 450 is started, and the upper spray bar 447 starts the flushing work; then the tooling basket 40 moves downward at a constant speed. Before the glue cylinder 60 reaches the lower cleaning point C, the cleaning tooling basket 40 will make one or two repeated movements in this area, with a stroke of about 15 millimeters; when reaching the lower cleaning point C, the high-pressure water valves 441 and 444 are closed, the upper spray bar 447 stops working, and at the same time the high-pressure water valves 442 and 445 are opened, and the lower spray bar 449 starts the flushing work, and then the tooling basket 40 starts to return upward to the middle cleaning point B. During the return process, the lower spray bar 449 continues the flushing work; when the tooling basket 40 reaches the middle cleaning point B, the liquid level gauge detects the water level. If it exceeds the water level required for the predetermined ultrasonic cleaning, the drain valve 481 and the drain pump 48 are opened; when the tooling basket 40 returns to the lower cleaning point C again, the high-pressure water valves 442 and 445 are closed, and the lower spray bar 449 stops working. The middle cleaning point B is the difficult-to-clean part determined by self-detection, and key cleaning is given. The controller selects one or two repeated movements for the tooling basket 40 during the process of returning to the middle cleaning point B as needed. During the downward flushing step, the liquid level gauge (not shown) detects the water level at the same time. If the water level rises above the predetermined water level, the drain valve 481 is opened, and the drain pump 48 starts to drain water.

[0043] The ultrasonic cleaning step is: after the tooling basket reaches the lower cleaning point C, the glue cylinder 60 is completely immersed in water, the ultrasonic generating device 462 is turned on, and after 3 - 5 minutes, it is turned off, and the ultrasonic generating device 462 is stopped, and then the water is drained.

[0044] The fine flushing program is: the tooling basket 40 moves upward from the lower cleaning point C to the middle cleaning point B. During the upward movement, the high-pressure water valves 442 and 445 are opened simultaneously, and the lower spray bar 449 starts the cleaning work. When reaching point B during the upward movement, the high-pressure water valves 442 and 445 are closed and the high-pressure water valves 441 and 444 are opened, and the tooling continues to move upward to point A.

[0045] The drying step is: when the cleaning is completed, the air blowing and suction device 45 is turned on and works continuously for 3 to 5 minutes to discharge the water vapor. After the drying step is completed, the cleaning program ends.

[0046] Please refer to Figure 7, the second embodiment of the present invention, based on the first embodiment, adds an inspection step. The vision inspection device judges whether the glue cylinder 60 is cleaned by comparing the comparison data before and after the cleaning program operation. If it is not cleaned, it enters the enhanced cleaning program. If it has been cleaned, the cleaning program ends and the glue cylinder 60 is taken out. For the precise comparison structure, when the vision inspection device detects, the moving seat driving mechanism 422 moves the tooling basket 40 to the origin position. The controller includes an image processing unit, and the image processing unit checks the surface brightness of the glue cylinder 60 through the vision sensor, and the area with a lower brightness value is not cleaned.

[0047] The method for judging whether the glue cylinder 60 is cleaned is as follows: Before the cleaning step, the controller pre-scans and saves the reflection data of a completely clean glue cylinder through the vision sensor (this reflection data can also be the data pre-stored in the automatic cleaning device 100 and can be directly read and called); during the cleaning step, before cleaning, the vision sensor scans the glue cylinder 60 to be cleaned to determine the reflection data of the uncleaned glue cylinder 60, and the difference between the first two reflection data is defined as the standard reflection data; in the vision inspection step, the ratio of the difference between the reflection data of the cleaned glue cylinder 60 and the reflection data of the uncleaned glue cylinder 60 to the standard reflection data is defined as the cleaning result reflectivity; when the cleaning result reflectivity of the unit area surface of the glue cylinder 60 is less than a certain value between 80% and 90% (85% is adopted in the specific embodiment of the present invention), it is judged that the brightness value of the unit area is low and not cleaned; when the area of the uncleaned area is less than a certain value between 1% and 8% of the surface area of the glue cylinder 60 (5% is adopted in the specific embodiment of the present invention), it is judged that the glue cylinder 60 is cleaned.

[0048] The enhanced cleaning program is to repeat the previous flushing program operation, but only increase the spraying pressure of the previous flushing step or fine cleaning step (increase by 20 - 30%), or extend the ultrasonic soaking time (increase by 2 - 5 minutes), or synchronously start the nozzle self-cleaning program, that is, reverse high-pressure cleaning of the nozzle to prevent blockage from affecting the cleaning effect. Of course, the self-cleaning program can also be placed at the front of the enhanced cleaning program. Figure 7 Shown is that the self-cleaning program is placed at the front.

[0049] After the cleaning is completed, if the cleaning equipment is not needed anymore, open the high-pressure water valve 443, and the self-cleaning spray rod works for 10 seconds to clean the inner side wall of the chassis.

[0050] Those of ordinary skill in the art can understand that all or part of the processes in the methods of the above embodiments can be completed by instructing relevant hardware through a computer program. Accordingly, the computer program can be stored in a non-volatile computer-readable storage medium, and when the computer program is executed, the methods of any of the above embodiments can be implemented. Among them, any reference to a memory, storage, database, or other medium used in the various embodiments provided in the present application may include non-volatile and / or volatile memories. Non-volatile memories may include read-only memory (ROM), programmable ROM (PROM), electrically programmable ROM (EPROM), electrically erasable programmable ROM (EEPROM), or flash memory. Volatile memories may include random access memory (RAM) or external cache memory. By way of illustration and not limitation, RAM is available in many forms, such as static RAM (SRAM), dynamic RAM (DRAM), synchronous DRAM (SDRAM), double data rate SDRAM (DDR SDRAM), enhanced SDRAM (ESDRAM), synchronous link (Synchlink) DRAM (SLDRAM), Rambus direct RAM (RDRAM), direct memory bus dynamic RAM (DRDRAM), and Rambus dynamic RAM (RDRAM), etc.

[0051] The above are only specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto. Those skilled in the art should understand that the present invention includes but is not limited to the content described in the drawings and the above specific embodiments. Any modification that does not deviate from the functional and structural principles of the present invention will be included in the scope of the claims.

Claims

1. A method for cleaning a glue cylinder of an automatic cleaning device, the automatic cleaning device including a chassis, wherein a tooling basket, a tooling basket moving device, a spray cleaning mechanism, an ultrasonic cleaning mechanism, a detection mechanism and a controller are arranged in the chassis; the tooling basket is detachably arranged on the tooling basket moving device and is provided with a plurality of glue cylinder fixing positions for fixing glue cylinders; the tooling basket moving device includes a moving seat driving mechanism and a guiding mechanism to move the tooling basket moving device up and down; the spray cleaning mechanism includes a plurality of spray rods, an input end of the spray rod is connected with a high-pressure water valve, and an output end of the spray rod is provided with a spraying hole; the ultrasonic cleaning mechanism includes an ultrasonic cleaning tank, and the ultrasonic cleaning tank is connected with an ultrasonic generating device; the detection mechanism includes a laser sensor; the controller is electrically connected to the tooling basket moving device, the high-pressure water valve, the ultrasonic generating device and the detection mechanism respectively, and after being started, the controller controls the automatic cleaning of the glue cylinder by the cleaning device through the detection mechanism, and is characterized in that, The method for cleaning the glue cylinder comprises the following steps: Loading step: After the tooling basket is loaded with the glue cylinder, it enters the chassis and is fixed to the tooling basket moving device; Cleaning step: When the operation is started, the controller instructs the laser sensor to scan the glue cylinder, processes the scanned data to obtain the part contour complexity index, adjusts the cleaning program according to the contour complexity index, and performs cleaning according to the cleaning program.

2. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 1, characterized in that, The automatic cleaning equipment further comprises a visual inspection device, and the cleaning step further comprises a visual inspection step: The controller checks whether the glue cylinder is cleaned through the visual inspection device. If it has been cleaned, the glue cylinder is taken out; if not, it enters the enhanced cleaning program.

3. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 2, characterized in that, The visual inspection device is a visual sensor. The moving seat driving mechanism moves the tooling basket moving device to an origin position, and the monitoring data of the visual inspection device are all at this origin position.

4. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 3, wherein The controller comprises an image processing unit. By checking the surface brightness of the glue cylinder through the visual sensor, when the area of the surface with a lower brightness value is not cleaned and the area of the surface not cleaned is less than a set proportion of the outer surface area of the part, it is determined that the cleaning is completed.

5. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 4, characterized in that, The brightness value is determined by the following method: Before the cleaning step, the controller pre-scans and saves the reflection data of a completely clean glue cylinder through the visual sensor; during the cleaning step, before cleaning, the visual sensor scans the glue cylinder to be cleaned to determine the reflection data of the uncleaned glue cylinder, and the difference between the first two reflection data is defined as the standard reflection data; during the visual inspection step, the ratio of the difference between the reflection data of the cleaned glue cylinder and the reflection data of the uncleaned glue cylinder to the standard reflection data is defined as the cleaning result reflectivity; when the cleaning result reflectivity of the surface of a unit area of the glue cylinder is less than the set proportion, it is determined that the brightness value of the unit area is lower and it is not cleaned; when the area of the uncleaned area is less than a set proportion of the surface area of the glue cylinder, it is determined that the glue cylinder is cleaned.

6. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 5, wherein When the cleaning result reflectivity is less than a certain value between 80% and 90%, it is determined that the unit area is not cleaned. When the area of the uncleaned area is less than a certain value between 1% and 8% of the surface area of the glue cylinder, it is determined that the glue cylinder is cleaned.

7. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 2, characterized in that, The cleaning program comprises the following steps: Rinsing step: The tooling basket moving device positions the tooling basket to the upper area below the origin position, and hot water rinsing is performed. The wastewater generated during the rinsing process is discharged; Ultrasonic cleaning step: The tooling basket moving device moves the tooling basket downward to the lower area below the upper area. At this time, the glue cylinder is in the ultrasonic immersion tank and is immersed to the set position, and ultrasonic cleaning is performed. After the ultrasonic cleaning is completed, the wastewater is discharged; Fine rinsing step: The tooling basket is reset to the upper area, and hot water fine rinsing is performed; Drying step: Remove the moisture on the surface of the cleaned glue cylinder.

8. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 7, wherein, The enhanced cleaning program comprises increasing the spray pressure in the rinsing step.

9. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 7, characterized in that, The enhanced cleaning program comprises extending the cleaning time in the ultrasonic cleaning step.

10. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 2, characterized in that, The enhanced cleaning program is also intermittently provided with a spray bar self-cleaning program, and the self-cleaning program applies reverse high-pressure to clean the spray bar to prevent blockage from affecting the cleaning effect.

11. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 1, characterized in that, The spray washing mechanism includes a plurality of spray bars arranged in an array. The controller determines the specific position range of the glue cylinder according to the detection data of the detection mechanism, and automatically selects the corresponding spray bar for spraying while closing the corresponding spray bar that is not aligned with the position of the glue cylinder.

12. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 11, wherein, The chassis includes a central control cabinet and a plurality of cleaning cabinets. The controller is arranged in the central control cabinet. Each of the plurality of cleaning cabinets is provided with the tooling basket moving device, the tooling basket, the spray washing mechanism, the ultrasonic cleaning mechanism and the detection mechanism. The controller determines the cleaning cabinet where the glue cylinder is located according to the detection data of the detection mechanism, and thus starts the spray washing mechanism of the cleaning cabinet with the glue cylinder while closing the spray washing mechanism of the cleaning cabinet without the glue cylinder.

13. The method for cleaning the glue cylinder of the automatic cleaning device according to claim 2, characterized in that, The visual detection device is set as the laser sensor with visual detection function.

Citation Information

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