Glass cleaning rack distribution device

By designing a glass cleaning rack distribution device with a multi-layer transmission structure and intelligent control logic, and utilizing photoelectric sensors and PLC controllers to automatically identify the status of the cleaning racks, the efficient and automated distribution of glass cleaning racks is achieved. This solves the problems of high cost, low efficiency, and safety risks caused by manual distribution, and improves production efficiency and equipment intelligence.

CN120829044APending Publication Date: 2025-10-24BENGBU LONGGUANG GLASS PROD CO LTD
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Patent Information

Application Number
CN202511182641.8
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-08-22
Publication Date
2025-10-24

AI Technical Summary

Technical Problem

In the existing glass cleaning process, the allocation of cleaning racks relies on manual operation, which leads to problems such as high labor costs, low efficiency, high sorting error rate, high safety risks and production capacity bottlenecks, hindering the upgrading to automation and intelligence.

Method used

A glass cleaning rack distribution device with a multi-layer transmission structure and intelligent control logic is designed. The status of the cleaning rack is identified by photoelectric sensors, and the automatic distribution of the glass cleaning rack is achieved by using a PLC controller and switching drive components, ensuring that full and empty cleaning racks enter different discharge channels respectively.

Benefits of technology

It achieves efficient and automated allocation of glass washing racks, reduces labor costs, improves allocation accuracy and production continuity, enhances the intelligence level of equipment, and solves the drawbacks of manual allocation.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses a glass cleaning rack distribution device, which utilizes a first photoelectric sensor to detect the passing state of a glass cleaning rack, and combines a second photoelectric sensor above to synchronously identify the loading condition of the glass cleaning rack, so that a PLC (Programmable Logic Controller) can accurately distinguish the full-load state and the vacant state of the glass cleaning rack; the switching driving assembly is triggered to dynamically adjust the inclination angle of the second conveying belt assembly, and the second conveying belt assembly is in intelligent butt joint with the upper-layer discharging channel and the lower-layer discharging channel, so that automatic distribution of the glass cleaning frame is achieved, manual distribution work is thoroughly replaced, the distribution accuracy and production line continuity are remarkably improved, full-automatic and high-reliability distribution guarantee is provided for the glass cleaning process, and the production efficiency is improved. The production efficiency and the equipment intelligence level are greatly optimized, and the problem of path conflict during state alternation is effectively solved by designing a targeted control strategy in the PLC and comparing the state difference of adjacent frame bodies, automatically suspending transmission and switching the direction of a channel when glass cleaning frames in different states are continuously processed.
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Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of material transportation, and relates to a distribution device, in particular to a glass cleaning rack distribution device. BACKGROUND

[0002] In the current glass cleaning process, the distribution of cleaning racks generally relies on manual operation. The operating personnel need to stand at the end of the production line for a long time, and judge the full or empty state of each cleaning rack by naked eye observation and experience. This is not only a heavy and boring physical labor, but also has significant drawbacks: first, the high labor cost becomes a continuous burden for enterprises, including wages, welfare, training and management expenses; second, the operating efficiency is extremely low and unstable - manual handling is slow and cannot match the pace of the automatic cleaning line, becoming a bottleneck of production capacity, and is easily affected by worker fatigue and state fluctuations, leading to interruption or discontinuity of the overall production process; third, the sorting error rate is high, and manual judgment and handling are prone to errors, leading to full and empty cleaning racks mixed into the opposite channel, disrupting the subsequent cleaning or feeding process and causing rework and quality risks; in addition, in harsh workshop environments such as high temperature and humidity, manual operation has high safety risks and is prone to accidents such as slipping, collision or muscle strain. This traditional distribution mode relying on manpower seriously restricts the automation and intelligent upgrading of the glass cleaning process. SUMMARY

[0003] To solve the technical problems in the background art, the application provides a glass cleaning rack distribution device, which realizes efficient and automated distribution of glass cleaning racks through multi-layer transmission structure design and intelligent control logic.

[0004] The object of the application can be achieved by the following technical solutions:

[0005] A glass cleaning rack distribution device comprises a first conveyor belt assembly, a second conveyor belt assembly, a switching drive assembly, a first discharge channel and a second discharge channel. One end of the second conveyor belt assembly is a fixed end with a fixed position, and the other end is a movable end with a variable position. The fixed end of the second conveyor belt assembly is connected to the first conveyor belt assembly to transport the glass cleaning racks to be distributed from the first conveyor belt assembly to the second conveyor belt assembly. The switching drive assembly is connected to the second conveyor belt assembly to drive the movable end of the second conveyor belt assembly to be connected to the first discharge channel or the second discharge channel, so as to transport the empty glass cleaning racks to the first discharge channel and the full glass cleaning racks to the second discharge channel.

[0006] Further, the first conveying belt assembly is fixedly installed on the first rack, the first discharge channel and the second discharge channel are fixedly installed on the upper layer and the lower layer of the second rack respectively, the second discharge channel is installed directly below the first discharge channel, and the switching driving assembly drives the movable end of the second conveying belt assembly to rotate around the fixed end to be connected with the first discharge channel or the second discharge channel.

[0007] Further, the switching driving assembly comprises a first U-shaped frame, a support column, a second U-shaped frame and a cylinder, the first U-shaped frame is installed on the fixed end of the second conveying belt assembly, the two side plates of the first U-shaped frame are respectively hinged to the two sides of the fixed end of the second conveying belt assembly, the support column is fixedly connected to the bottom plate of the first U-shaped frame, the second U-shaped frame is installed on the movable end of the second conveying belt assembly, the two side plates of the second U-shaped frame are respectively hinged to the two sides of the movable end of the second conveying belt assembly, and the cylinder is fixedly connected to the bottom plate of the second U-shaped frame.

[0008] Further, the second conveying belt assembly comprises a mounting frame, a driving roller, a driven roller and a conveying belt, the driving roller and the driven roller are respectively rotatably connected to the two ends of the mounting frame, the conveying belt is connected between the driving roller and the driven roller, and the mounting frame on the two sides of the conveying belt is provided with a protective plate.

[0009] Further, the device further comprises a first photoelectric sensor, a second photoelectric sensor and a PLC controller, the first photoelectric sensor and the second photoelectric sensor are in communication connection with the PLC controller, the first photoelectric sensor is installed on the first conveying belt assembly, outputs a first signal to the PLC controller when detecting the passing of the glass cleaning rack, the second photoelectric sensor is installed above the first photoelectric sensor, and outputs a second signal to the PLC controller when detecting the glass on the glass cleaning rack.

[0010] Further, the PLC controller is in control connection with the switching driving assembly, the PLC controller controls the switching driving assembly to drive the movable end of the second conveying belt assembly to be connected with the second discharge channel when the PLC controller receives the first signal and the second signal at the same time, the PLC controller controls the switching driving assembly to drive the movable end of the second conveying belt assembly to be connected with the first discharge channel when the PLC controller only receives the first signal.

[0011] Further, the first conveying belt assembly is driven by a first motor, the second conveying belt assembly is driven by a second motor, the PLC controller is in control connection with the first motor and the second motor respectively, and the movable end of the second conveying belt assembly is provided with a third photoelectric sensor in communication connection with the PLC controller, and the third photoelectric sensor outputs a third signal to the PLC controller when detecting the passing of the glass cleaning rack.

[0012] Further, the control logic of the PLC controller comprises the following steps:

[0013] S1, when the first signal is received for the first time, record the first glass washing rack transmitted from the first conveying belt assembly to the second conveying belt assembly;

[0014] S2, if the second signal is received at the same time, record the first glass washing rack as a full load glass washing rack, control the switching drive assembly to drive the active end of the second conveying belt assembly to be docked with the second discharge channel, if the second signal is not received, record the first glass washing rack as an empty glass washing rack, control the switching drive assembly to drive the active end of the second conveying belt assembly to be docked with the first discharge channel;

[0015] S3, when the first signal is received for the Nth (N >= 2) time, record the Nth glass washing rack transmitted from the first conveying belt assembly to the second conveying belt assembly;

[0016] S4, if the second signal is received at the same time / not received, record the Nth glass washing rack as a full load / empty glass washing rack, and compare it with the N-1th glass washing rack, if the N-1th glass washing rack is also a full load / empty glass washing rack, keep the current transmission mode, if the N-1th glass washing rack is an empty / full load glass washing rack, control the first motor to stop working;

[0017] S5, when the third signal is received for the N-1th time, record that the N-1th glass washing rack has been transmitted to the second discharge channel / the first discharge channel, control the second motor to stop working, and at the same time control the switching drive assembly to drive the active end of the second conveying belt assembly to be docked with the first discharge channel / the second discharge channel;

[0018] S6, control the first motor and the second motor to restart working, and repeat S3-S6.

[0019] The glass washing rack distribution device provided by the application detects the passing state of the glass washing rack by using the first photoelectric sensor, and synchronously identifies the loading condition of the glass washing rack by using the second photoelectric sensor above, so that the PLC controller can accurately distinguish the full load and empty state of the glass washing rack, trigger the switching drive assembly to dynamically adjust the inclination angle of the second conveying belt assembly, and intelligently dock with the upper and lower discharge channels respectively, realize automatic distribution of the glass washing rack, completely replace manual distribution work, significantly improve the distribution accuracy and production line continuity, provide full-automatic and high-reliable distribution guarantee for the glass washing process, greatly optimize the production efficiency and equipment intelligent level, and through the design of a unique control strategy in the PLC controller, when continuously processing glass washing racks in different states, by comparing the state difference of adjacent racks, the transmission is automatically paused and the channel orientation is switched, effectively solving the path conflict problem when the state alternates. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 is a structural schematic diagram of the present application.

[0021] Figure 2 is a schematic diagram of the switching drive assembly of the present application.

[0022] Figure 3 is a schematic diagram of the control system of the present application. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] As shown in Figure 1 , the present application provides a glass cleaning rack dispensing device, comprising: a first conveying belt assembly 1, a second conveying belt assembly 2, a switching drive assembly 3, a first discharge channel 4, a second discharge channel 5, a first rack 6, a second rack 7, a first photoelectric sensor 8, a second photoelectric sensor 9, a third photoelectric sensor 10, and a PLC controller.

[0025] The first conveying belt assembly 1 is fixedly installed on the first rack 6, one end of the second conveying belt assembly 2 is a fixed end with a fixed position, and the other end is a movable end with a changing position. The fixed end of the second conveying belt assembly 2 is connected to the first conveying belt assembly 1 to transport the glass cleaning rack to be dispensed from the first conveying belt assembly 1 to the second conveying belt assembly 2. The switching drive assembly 3 is drivingly connected to the second conveying belt assembly 2 to drive the movable end of the second conveying belt assembly 2 to rotate around the fixed end and be connected to the first discharge channel 4 or the second discharge channel 5. The first discharge channel 4 and the second discharge channel 5 are fixedly installed on the upper layer and the lower layer of the second rack 7, respectively, and the second discharge channel 5 is installed directly below the first discharge channel 4. When the second conveying belt assembly 2 is connected to the first discharge channel 4, the idle glass cleaning rack can be transported to the first discharge channel 4, and when the second conveying belt assembly 2 is connected to the second discharge channel 5, the fully loaded glass cleaning rack can be transported to the second discharge channel 5, thereby realizing automatic dispensing of the glass cleaning rack.

[0026] As shown in Figure 2As shown, the switching driving assembly 3 comprises a first U-shaped frame 31, a support column 32, a second U-shaped frame 33, and a cylinder 34. The first U-shaped frame 31 is installed at the fixed end of the second conveying belt assembly 2, and the two side plates of the first U-shaped frame 31 are respectively hinged to the two sides of the fixed end of the second conveying belt assembly 2. The support column 32 is fixedly connected to the bottom plate of the first U-shaped frame 31. The second U-shaped frame 33 is installed at the movable end of the second conveying belt assembly 2, and the two side plates of the second U-shaped frame 33 are respectively hinged to the two sides of the movable end of the second conveying belt assembly 2. The cylinder 34 is fixedly connected to the bottom plate of the second U-shaped frame 33, and drives the second U-shaped frame 33 to ascend and descend, thereby driving the movable end of the second conveying belt assembly 2 to rotate around the fixed end.

[0027] Specifically, the second conveying belt assembly 2 comprises a mounting frame, a driving roller, a driven roller, and a conveying belt. The driving roller and the driven roller are respectively rotatably connected to the two ends of the mounting frame. The conveying belt is connected between the driving roller and the driven roller. The mounting frame on both sides of the conveying belt is provided with a protective plate 21 to prevent the glass cleaning frame from falling during the transmission process. The first conveying belt assembly 1 and the second conveying belt assembly 2 are completely identical in structure, and the first discharge channel 4 and the second discharge channel 5 can also adopt the same conveying belt assembly.

[0028] The first photoelectric sensor 8 and the second photoelectric sensor 9 are in communication connection with the PLC controller. The first photoelectric sensor 8 is installed on the first conveying belt assembly 1, and outputs a first signal to the PLC controller when detecting the passing of the glass cleaning frame. The second photoelectric sensor 9 is installed above the first photoelectric sensor 8, and outputs a second signal to the PLC controller when detecting the glass on the glass cleaning frame. The PLC controller is in control connection with the switching driving assembly 3. When the PLC controller simultaneously receives the first signal and the second signal, it is judged that the glass cleaning frame is full, and the PLC controller controls the switching driving assembly 3 to drive the movable end of the second conveying belt assembly 2 to be butt-jointed with the second discharge channel 5. When the PLC controller only receives the first signal, it is judged that the glass cleaning frame is empty, and the PLC controller controls the switching driving assembly 3 to drive the movable end of the second conveying belt assembly 2 to be butt-jointed with the first discharge channel 4.

[0029] Preferably, as shown in the drawings, Figure 3 The first conveying belt assembly 1 is driven by a first motor, and the second conveying belt assembly 2 is driven by a second motor. The PLC controller is in control connection with the first motor and the second motor respectively. The movable end of the second conveying belt assembly 2 is provided with a third photoelectric sensor 10 in communication connection with the PLC controller, which outputs a third signal to the PLC controller when detecting the passing of the glass cleaning frame.

[0030] In the above preferred scheme, the control logic of the PLC controller comprises the following steps:

[0031] S1, when the first signal is received for the first time, record the first glass washing rack is transmitted from the first conveying belt assembly 1 to the second conveying belt assembly 2;

[0032] S2, if the second signal is received at the same time, record the first glass washing rack as a full load glass washing rack, control the switching drive assembly 3 to drive the active end of the second conveying belt assembly 2 to be connected with the second discharge channel 5, if the second signal is not received, record the first glass washing rack as an empty glass washing rack, control the switching drive assembly 3 to drive the active end of the second conveying belt assembly 2 to be connected with the first discharge channel 4;

[0033] S3, when the first signal is received for the Nth (N≥2) time, record the Nth glass washing rack is transmitted from the first conveying belt assembly 1 to the second conveying belt assembly 2;

[0034] S4, if the second signal is received at the same time / is not received, record the Nth glass washing rack as a full load / empty glass washing rack, and compare with the (N-1)th glass washing rack, if the (N-1)th glass washing rack is also a full load / empty glass washing rack, keep the current transmission mode, if the (N-1)th glass washing rack is an empty / full load glass washing rack, control the first motor to stop working;

[0035] S5, when the third signal is received for the (N-1)th time, record the (N-1)th glass washing rack has been transmitted to the second discharge channel 5 / first discharge channel 4, control the second motor to stop working, and control the switching drive assembly 3 to drive the active end of the second conveying belt assembly 2 to be connected with the first discharge channel 4 / second discharge channel 5;

[0036] S6, control the first motor and the second motor to restart working, and repeat S3-S6.

[0037] The above is only an example and description of the structure of the present application, and those skilled in the art can make various modifications or supplements to the described specific embodiments or use similar ways to replace, as long as the modifications or supplements do not deviate from the structure of the application or exceed the scope defined by the present claims, and should belong to the protection scope of the present application.

Claims

1. A glass-rack dispensing apparatus characterized by, The utility model relates to a glass washing rack distribution device, including: First conveyor belt assembly (1), second conveyor belt assembly (2), switching drive assembly (3), first discharge channel (4), second discharge channel (5), one end of second conveyor belt assembly (2) is fixed end of position, the other end is movable end of position change, the fixed end of second conveyor belt assembly (2) is butt joint with first conveyor belt assembly (1), to transport the glass washing rack from first conveyor belt assembly (1) to second conveyor belt assembly (2) from the glass washing rack of waiting distribution, switching drive assembly (3) drive connection second conveyor belt assembly (2), to drive second conveyor belt assembly (2) movable end respectively with first discharge channel (4) or second discharge channel (5) butt joint, empty glass washing rack is transported to first discharge channel (4), and full load glass washing rack is transported to second discharge channel (5).

2. The dispensing device of claim 1, wherein, First conveyor belt assembly (1) is fixedly installed on first rack (6), and first discharge channel (4) and second discharge channel (5) are fixedly installed on the upper layer and lower layer of second rack (7) respectively, and second discharge channel (5) is installed directly below first discharge channel (4), and switching drive assembly (3) drives movable end of second conveyor belt assembly (2) to rotate around fixed end to butt joint with first discharge channel (4) or second discharge channel (5) respectively.

3. The dispensing device of claim 2, wherein, Switching drive assembly (3) includes: first U-shaped frame (31), support column (32), second U-shaped frame (33), cylinder (34), first U-shaped frame (31) is installed on the fixed end of second conveyor belt assembly (2), and the two side plates of first U-shaped frame (31) are hinged on the two sides of the fixed end of second conveyor belt assembly (2) respectively, support column (32) is fixedly connected with the bottom plate of first U-shaped frame (31), second U-shaped frame (33) is installed on the movable end of second conveyor belt assembly (2), and the two side plates of second U-shaped frame (33) are hinged on the two sides of the movable end of second conveyor belt assembly (2) respectively, and cylinder (34) is fixedly connected with the bottom plate of second U-shaped frame (33).

4. The dispensing device of claim 3, wherein, Second conveyor belt assembly (2) includes: mounting frame, driving roller, driven roller, conveyor belt, driving roller and driven roller are rotatably connected at two ends of mounting frame respectively, and conveyor belt is connected between driving roller and driven roller, and the mounting frame on both sides of conveyor belt is provided with a protective plate (21).

5. The dispensing device of claim 1, wherein, Also including: First photoelectric sensor (8), second photoelectric sensor (9) and PLC controller, first photoelectric sensor (8) and second photoelectric sensor (9) are communicated with PLC controller, first photoelectric sensor (8) is installed on first conveyor belt assembly (1), when detecting that the glass washing rack passes, first signal is output to PLC controller, and second photoelectric sensor (9) is installed above first photoelectric sensor (8), when detecting glass on the glass washing rack, second signal is output to PLC controller.

6. The dispensing device of claim 5, wherein, The PLC controller is in control connection with the switching driving assembly (3), when the PLC controller receives the first signal and the second signal at the same time, the PLC controller controls the switching driving assembly (3) to drive the active end of the second conveying belt assembly (2) to be in butt joint with the second discharge channel (5), when the PLC controller only receives the first signal, the PLC controller controls the switching driving assembly (3) to drive the active end of the second conveying belt assembly (2) to be in butt joint with the first discharge channel (4).

7. The dispensing device of claim 6, wherein, The first conveying belt assembly (1) is driven by a first motor, the second conveying belt assembly (2) is driven by a second motor, the PLC controller is in control connection with the first motor and the second motor respectively, the active end of the second conveying belt assembly (2) is provided with a third photoelectric sensor (10), the third photoelectric sensor (10) is in communication connection with the PLC controller, when detecting that the glass cleaning frame passes, outputting a third signal to the PLC controller.

8. The dispensing device of claim 7, wherein, The control logic of the PLC controller comprises the following steps: S1, when receiving the first signal for the first time, recording that the first glass cleaning frame is transmitted from the first conveying belt assembly (1) to the second conveying belt assembly (2); S2, if the second signal is received at the same time, recording that the first glass cleaning frame is a full load glass cleaning frame, controlling the switching driving assembly (3) to drive the active end of the second conveying belt assembly (2) to be in butt joint with the second discharge channel (5), if the second signal is not received, recording that the first glass cleaning frame is an empty glass cleaning frame, controlling the switching driving assembly (3) to drive the active end of the second conveying belt assembly (2) to be in butt joint with the first discharge channel (4); S3, when receiving the first signal for the Nth time (N≥2), recording that the Nth glass cleaning frame is transmitted from the first conveying belt assembly (1) to the second conveying belt assembly (2); S4, if the second signal is received at the same time / is not received, recording that the Nth glass cleaning frame is a full load / empty glass cleaning frame, and comparing with the N-1th glass cleaning frame, if the N-1th glass cleaning frame is also a full load / empty glass cleaning frame, maintaining the current transmission mode, if the N-1th glass cleaning frame is an empty / full load glass cleaning frame, controlling the first motor to stop working; S5, when receiving the third signal for the N-1th time, recording that the N-1th glass cleaning frame has been transmitted to the second discharge channel (5) / the first discharge channel (4), controlling the second motor to stop working, and simultaneously controlling the switching driving assembly (3) to drive the active end of the second conveying belt assembly (2) to be in butt joint with the first discharge channel (4) / the second discharge channel (5); S6, controlling the first motor and the second motor to restart working, and repeating S3-S6.