Placement position detection system for plastic film roll carrying

Abstract

The invention discloses a placement position detection system for plastic film roll carrying. The placement position detection system comprises a hoisting execution module, a PLC control module, a position detection module and an upper computer monitoring module. The position detection module is used for tracking and calibrating the position of the film roll; a position signal is transmitted to the upper computer monitoring module; the upper computer monitoring module is used for receiving and processing data and transmitting a processed data signal to the PLC control module; meanwhile, the processed data are displayed on the man-machine interaction module in real time, and the man-machine interaction module is used for sending a control instruction to the hoisting execution module through an interface; the PLC control module is used for receiving data signals processed by the upper computer monitoring module and the man-machine interaction module, executing control logic and driving the hoisting execution module. According to the invention, the control system automatically detects the placement position and controls the hoisting execution module to carry out automatic hoisting, the operation efficiency is high, the potential safety hazard is small, meanwhile, visual detection is realized, the accuracy of the hoisting and placement positions is ensured, and the intelligent degree is high.

Description

Technical Field

[0001] The invention relates to the technical field of film roll hoisting, and in particular to a placement position detection system for conveying plastic film rolls. Background Art

[0002] Plastic film is a material widely used in packaging, agriculture, electronics and other fields. Its production and use process involves a lot of handling and placement operations. Due to the characteristics of plastic film rolls being light weight, large volume, and easy to deform, the traditional handling and placement methods have the following problems: (1) Low efficiency of manual operation: Relying on manual handling and placement is inefficient and prone to errors.

[0003] (2) Safety hazards: There are risks such as falling and collision during manual handling, which may cause personal injury and damage to product quality.

[0004] (3) Insufficient positioning accuracy: Manual placement makes it difficult to ensure the accuracy of positioning, which affects the efficiency of subsequent processing and use.

[0005] (4) Inconvenient information management: The lack of an effective location detection and management system makes it difficult to achieve intelligent management. Summary of the invention

[0006] The main purpose of the present invention is to provide a placement position detection system for plastic film roll transportation, aiming to solve the technical problems of low manual operation efficiency, great safety hazards, inaccurate placement position and low intelligence in the prior art.

[0007] To achieve the above-mentioned object, the present invention provides a placement position detection system for plastic film roll transportation, comprising: a hoisting execution module, a PLC control module, a position detection module, and a host computer monitoring module; The position detection module is used for tracking and calibrating the position of the film roll; and transmitting the position signal to the upper computer monitoring module; The host computer monitoring module is used for data reception and processing, and transmits the processed data signal to the PLC control module; At the same time, the processed data is displayed in real time on the human-computer interaction module, which is used to send control instructions to the lifting execution module through the interface; The PLC control module is used to receive data signals processed by the host computer monitoring module and the human-computer interaction module, and execute control logic to drive the lifting execution module.

[0008] Furthermore, the position detection module includes a camera module, an image processing module, a matching module, and a position calibration module; The camera module is a camera, which is used to capture and collect image information of the film roll, the placement pallet, and the lifting execution module, and transmit the image information to the image processing module; The image processing module can be integrated into the camera body or independently provided, and is used for preprocessing image data and transmitting the preprocessed data to the matching module; The matching module is provided with feature extraction and template matching parameters of the position calibration module, which are used to match with the pre-processed data and calculate the deviation of the target position; The position calibration module is used to calibrate the position of the object to ensure that the coordinate systems of the camera and the lifting execution module are consistent.

[0009] Furthermore, the PLC control module includes a CPU module and a communication module; The CPU module is used to execute the control program and process data, receive data from the camera and the host computer monitoring module, execute the control logic, and drive the lifting execution module; The communication module is used for data transmission between the PLC control module and the host computer monitoring module and the position detection module.

[0010] Furthermore, it also includes a sensor module, wherein the sensor module includes a travel switch or a position detection switch arranged at the limit positions of the travel of the three axes X, Y, and Z; The sensor module also includes a height detection sensor arranged on the inflatable shaft; The sensor module also includes a safety grating disposed on the periphery of the pallet.

[0011] Furthermore, the lifting execution module includes a three-axis bracket consisting of an X-axis, a Y-axis, and a Z-axis, an air shaft, and a pallet; The three-axis bracket is used to execute the control instructions of the PLC control module, that is, to drive the X, Y, and Z axes to move individually or in coordination. When the air shaft moves to be concentric with the film roll, the air shaft is embedded in the film roll. After the air shaft is expanded, the film roll is lifted to the target area of ​​the pallet.

[0012] Further, the PLC control module also includes a palletizing type selection module; The palletizing type selection module includes at least two palletizing modes for grabbing and placing film rolls of different specifications.

[0013] Furthermore, the upper monitoring module includes a data receiving and processing module, a data display and control module, and an alarm and recording module; The data receiving and processing module is used to receive, parse and process data; The data display and control module is used to display the processed data in real time on the user interface, and the user can send control instructions to the PLC control module through the interface; The alarm and recording module is an alarm, which is used for real-time monitoring of the system according to preset conditions, triggering an alarm under abnormal circumstances, and recording relevant logs.

[0014] Furthermore, the PLC control module also includes a return-to-zero control module and a collaborative control module; The return-to-zero control module includes a manual or automatic axis control inching switch and a button switch for switching between manual and automatic control modes; The collaborative control module is an interlocking switch and an auxiliary relay, which is used to ensure the coordinated movement between the axes and avoid interference and collision when multiple axes are linked.

[0015] Furthermore, the PLC control module also includes an I / O module and a power supply module; The I / O module includes digital input (DI), digital output (DO), analog input (AI) and analog output (AO) units for connecting sensors and actuators; The power supply module is used for supplying power.

[0016] Furthermore, the human-computer interaction module is a touch screen adapted to the PLC control module.

[0017] The beneficial effects of the present invention are embodied in: In the present invention, the control system automatically detects the placement position and controls the lifting execution module to perform automatic lifting, which has high operating efficiency and low safety hazards. At the same time, visual detection ensures the accuracy of the lifting and placement position, and has a high degree of intelligence. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is the overall principle diagram of the present invention; Figure 2 It is a position detection module diagram of the present invention; Figure 3 It is a diagram of the upper monitoring module of the present invention; Figure 4 It is a PLC control module diagram of the present invention; Figure 5 It is a structural diagram of the lifting execution module of the present invention.

[0019] Description of reference numerals: 10. Hoisting execution module, 101. X-axis, 102. Y-axis, 103. Z-axis, 104. Air shaft, 105. Film roll, 106. Pallet; 20. PLC control module; 30. Position detection module; 40. Host computer system; 50. Human-computer interaction module. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments. In the absence of conflict, the embodiments in this application and the features in the embodiments can be combined with each other. Based on the embodiments in the present invention, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present invention.

[0021] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0022] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In addition, the meaning of "and / or" appearing in the full text includes three parallel schemes. Taking "A and / or B" as an example, it includes scheme A, or scheme B, or schemes that A and B meet at the same time. In addition, "multiple" refers to more than two. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such a combination of technical solutions does not exist.

[0023] See also Figures 1 to 5 As shown, the present invention is a placement position detection system for plastic film roll transportation, comprising: a hoisting execution module 10, a PLC control module 20, a position detection module 30, and a host computer monitoring module 40; The position detection module 30 is used for tracking and calibrating the position of the film roll; and transmitting the position signal to the upper computer monitoring module 40; The host computer monitoring module 40 is used for receiving and processing data, and transmitting the processed data signal to the PLC control module 20; At the same time, the processed data is displayed in real time on the human-computer interaction module 50, and is used to send control instructions to the lifting execution module 10 through the interface; The PLC control module 20 is used to receive data signals processed by the host computer monitoring module 40 and the human-computer interaction module 50 , and execute control logic to drive the lifting execution module 10 .

[0024] In some embodiments, see Figure 2 As shown, the position detection module 30 includes a camera module, an image processing module, a matching module, and a position calibration module; The camera module is a camera, which is used to capture and collect image information of the film roll, the placement pallet, and the lifting execution module, and transmit the image information to the image processing module; The image processing module can be integrated into the camera body or independently provided, and is used for preprocessing image data and transmitting the preprocessed data to the matching module; The matching module is provided with feature extraction and template matching parameters of the position calibration module, which are used to match with the pre-processed data and calculate the deviation of the target position; The position calibration module is used to calibrate the position of the object to ensure that the coordinate systems of the camera and the lifting execution module are consistent.

[0025] In some embodiments, see Figure 4 As shown, the PLC control module 20 includes a CPU module and a communication module; The CPU module is used to execute the control program and process data, receive data from the camera and the host computer monitoring module 40, execute the control logic, and drive the lifting execution module 10; The communication module is used for data transmission between the PLC control module 20 and the host computer monitoring module 40 and the position detection module 30 .

[0026] In some embodiments, see Figure 1 As shown, it also includes a sensor module, and the sensor module includes a travel switch or a position detection switch arranged at the limit position of the three-axis travel of X, Y, and Z; The sensor module also includes a height detection sensor arranged on the inflatable shaft; The sensor module also includes a safety grating disposed on the periphery of the pallet.

[0027] In some embodiments, see Figure 5 As shown, the lifting execution module includes a three-axis bracket consisting of an X-axis 101, a Y-axis 102, and a Z-axis 103, an air shaft 104, and a tray 106; The three-axis bracket is used to execute the control instructions of the PLC control module 20, that is, to drive the X, Y, and Z axes to move individually or in coordination. When the inflatable shaft 104 moves to be concentric with the film roll 105, the inflatable shaft 104 is embedded in the film roll 105. After the inflatable shaft 104 is expanded, the film roll 105 is lifted to the target area of ​​the pallet 106.

[0028] In some embodiments, see Figure 4 As shown, the PLC control module 20 also includes a palletizing type selection module; The palletizing type selection module includes at least two palletizing modes for grabbing and placing film rolls of different specifications.

[0029] In some embodiments, see Figure 3 As shown, the upper monitoring module 40 includes a data receiving and processing module, a data display and control module, and an alarm and recording module; The data receiving and processing module is used to receive, parse and process data; The data display and control module is used to display the processed data in real time on the user interface, and the user can send control instructions to the PLC control module 20 through the interface; The alarm and recording module is an alarm, which is used for real-time monitoring of the system according to preset conditions, triggering an alarm under abnormal circumstances, and recording relevant logs.

[0030] In some embodiments, see Figure 1 As shown, the PLC control module 20 also includes a return to zero control module and a collaborative control module; The return-to-zero control module includes a manual or automatic axis control inching switch and a button switch for switching between manual and automatic control modes; The collaborative control module is an interlocking switch and an auxiliary relay, which is used to ensure the coordinated movement between the axes and avoid interference and collision when multiple axes are linked.

[0031] In some embodiments, see Figure 1 As shown, the PLC control module 20 also includes an I / O module and a power module; The I / O module includes digital input (DI), digital output (DO), analog input (AI) and analog output (AO) units for connecting sensors and actuators; The power supply module is used for supplying power.

[0032] In some embodiments, see Figure 1 As shown, the human-computer interaction module is a touch screen adapted to the PLC control module.

[0033] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A placement position detection system for plastic film roll handling, characterized in that , including: lifting execution module, PLC control module, position detection module, host computer monitoring module; The position detection module is used for tracking and calibrating the position of the film roll; and transmitting the position signal to the upper computer monitoring module; The host computer monitoring module is used for data reception and processing, and transmits the processed data signal to the PLC control module; At the same time, the processed data is displayed in real time on the human-computer interaction module, which is used to send control instructions to the lifting execution module through the interface; The PLC control module is used to receive data signals processed by the host computer monitoring module and the human-computer interaction module, and execute control logic to drive the lifting execution module.

2. A placement position detection system for plastic film roll transport as claimed in claim 1, characterized in that: The position detection module includes a camera module, an image processing module, a matching module, and a position calibration module; The camera module is a camera, which is used to capture and collect image information of the film roll, the placement pallet, and the lifting execution module, and transmit the image information to the image processing module; The image processing module can be integrated into the camera body or independently provided, and is used for preprocessing image data and transmitting the preprocessed data to the matching module; The matching module is provided with feature extraction and template matching parameters of the position calibration module, which are used to match with the pre-processed data and calculate the deviation of the target position; The position calibration module is used to calibrate the position of the object to ensure that the coordinate systems of the camera and the lifting execution module are consistent.

3. A placement position detection system for plastic film roll transport as claimed in claim 1, characterized in that: The PLC control module includes a CPU module and a communication module; The CPU module is used to execute the control program and process data, receive data from the camera and the host computer monitoring module, execute the control logic, and drive the lifting execution module; The communication module is used for data transmission between the PLC control module and the host computer monitoring module and the position detection module.

4. A placement position detection system for plastic film roll transport as claimed in claim 1, characterized in that: It also includes a sensor module, which includes a travel switch or a position detection switch arranged at the travel limit positions of the X, Y, and Z axes; The sensor module also includes a height detection sensor arranged on the inflatable shaft; The sensor module also includes a safety grating disposed on the periphery of the pallet.

5. A placement position detection system for plastic film roll transport as claimed in claim 3, characterized in that: The lifting execution module includes a three-axis bracket consisting of the X-axis, Y-axis, and Z-axis, an air shaft, and a pallet; The three-axis bracket is used to execute the control instructions of the PLC control module, that is, to drive the X, Y, and Z axes to move individually or in coordination. When the air shaft moves to be concentric with the film roll, the air shaft is embedded in the film roll. After the air shaft is expanded, the film roll is lifted to the target area of ​​the pallet.

6. A placement position detection system for plastic film roll transport as claimed in claim 5, characterized in that: The PLC control module also includes a palletizing type selection module; The palletizing type selection module includes at least two palletizing modes for grabbing and placing film rolls of different specifications.

7. A placement position detection system for plastic film roll transport as claimed in claim 1, characterized in that: The upper monitoring module includes a data receiving and processing module, a data display and control module, and an alarm and recording module; The data receiving and processing module is used to receive, parse and process data; The data display and control module is used to display the processed data in real time on the user interface, and the user can send control instructions to the PLC control module through the interface; The alarm and recording module is an alarm, which is used for the system to perform real-time monitoring according to preset conditions, trigger an alarm under abnormal circumstances, and record relevant logs.

8. A placement position detection system for plastic film roll transport as claimed in claim 5, characterized in that: The PLC control module also includes a return to zero control module and a collaborative control module; The return-to-zero control module includes a manual or automatic axis control inching switch and a button switch for switching between manual and automatic control modes; The collaborative control module is an interlocking switch and an auxiliary relay, which is used to ensure the coordinated movement between the axes and avoid interference and collision when multiple axes are linked.

9. A placement position detection system for plastic film roll transport as claimed in claim 5, characterized in that: The PLC control module also includes an I / O module and a power supply module; The I / O module includes digital input (DI), digital output (DO), analog input (AI) and analog output (AO) units for connecting sensors and actuators; The power module is used for supplying power.

10. A placement position detection system for plastic film roll transport as claimed in claim 1, characterized in that: The human-computer interaction module is a touch screen adapted to the PLC control module.

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