CN-122018459-A - Control method and system of plastic bag raw material treatment device

CN122018459ACN 122018459 ACN122018459 ACN 122018459ACN-122018459-A

Abstract

The embodiment of the application provides a control method and a control system for a plastic bag raw material processing device, and relates to the technical field of plastic bag raw material processing. The method comprises the steps of acquiring operation data of a plurality of key components in real time during operation of a plastic bag raw material processing device, identifying whether each key component has an operation state deviation according to differences between the operation data and an operation state reference mode, evaluating potential influences of the operation states of the corresponding key components on a production line of the plastic bag raw material processing device based on the operation state deviation, generating maintenance operation suggestions according to the potential influences, and adjusting operation parameters of the key components. The application can improve the overall performance, production efficiency and reliability of the plastic bag raw material treatment device and reduce energy consumption.

Inventors

ZOU BINGLIN
ZENG LINGLI
WANG LINFENG

Assignees

深圳市万胜环保科技有限公司

Dates

Publication Date: 20260512
Application Date: 20260116

Claims (10)

1. A control method of a plastic bag raw material processing apparatus, characterized by being applied to a plastic bag raw material processing apparatus, comprising: acquiring historical data of a plurality of key components in the plastic bag raw material processing device to establish an operation state reference mode of the key components, wherein the key components comprise a crusher motor, a cutter, a cleaning water pump and a drying heating pipeline; Acquiring operation data of a plurality of key components in real time during the operation of the plastic bag raw material processing device, and identifying whether the operation state of each key component deviates according to the difference between the operation data and the operation state reference mode; based on the operating state deviations, evaluating potential impacts of the operating states of the corresponding critical components on a production line of the plastic bag raw material processing device; based on the potential impact, a maintenance operation recommendation is generated and operating parameters of a plurality of the critical components are adjusted.
2. The method of claim 1, wherein the acquiring historical data of a plurality of critical components in the plastic bag material processing apparatus to establish an operational state reference pattern for the critical components comprises: Acquiring the feeding speed of the crusher motor, the rated rotating speed of the cutter, the turbidity of cleaning liquid of the cleaning water pump and the drying temperature of the drying heating pipeline in the plastic bag raw material processing device; And establishing an operation state reference mode of the key component according to the feeding speed of the crusher motor, the rated rotating speed of the cutter, the turbidity of cleaning liquid of the cleaning water pump and the drying temperature of the drying heating pipeline.
3. The method according to claim 2, further comprising, after said establishing an operational state reference pattern of said critical component based on a feed rate of said crusher motor, a rated rotational speed of said cutter, a turbidity of cleaning liquid of said cleaning water pump, and a drying temperature of said drying heating line: And recalibrating the operation state reference mode of the key component according to a first preset period under the condition that the plastic bag raw material processing device is confirmed to be free from abnormal abrasion and standard raw materials are used.
4. The method according to claim 1, wherein the acquiring operation data of a plurality of the critical components in real time during the operation of the plastic bag raw material processing apparatus and recognizing whether or not there is an operation state deviation of each of the critical components based on a difference between the plurality of the operation data and the operation state reference pattern includes: Acquiring operation data of a plurality of key components in real time to obtain unit output energy consumption during the operation of the plastic bag raw material processing device, wherein the operation data comprise real-time feeding speed of a crusher motor, real-time rated rotating speed of a cutter, real-time cleaning liquid turbidity of a cleaning water pump and real-time drying temperature of a drying heating pipeline; And identifying whether each key component has an operating state deviation according to the difference between the unit output energy consumption and the operating state reference mode.
5. The method of claim 4, wherein said acquiring operational data of a plurality of said critical components in real time to obtain a unit output energy consumption during operation of said plastic bag raw material processing device comprises: During the operation of the plastic bag raw material processing device, energy input, material output data and sampling time intervals of all links of a production line of the plastic bag raw material processing device are obtained, wherein all links comprise a crushing link of a crusher motor, a rotating link of a cutter, a cleaning link of a cleaning water pump and a heating link of a drying heating pipeline; and obtaining unit output energy consumption according to the real-time feeding speed of the crusher motor, the real-time rated rotating speed of the cutter, the real-time cleaning liquid turbidity of the cleaning water pump, the real-time drying temperature of the drying heating pipeline, the energy input, the material output data and the sampling time interval.
6. The method of claim 5, wherein obtaining a unit output energy consumption based on the real-time feed rate of the crusher motor, the real-time rated rotational speed of the cutter, the real-time cleaning liquid turbidity of the cleaning water pump, the real-time drying temperature of the drying heating line, the energy input, the material output data, and the sampling time interval, comprises: obtaining instantaneous electric power of each link and instantaneous thermal power of each link according to the energy input; obtaining the material output quality according to the material output data; And obtaining unit output energy consumption according to the real-time feeding speed of the crusher motor, the real-time rated rotating speed of the cutter, the real-time cleaning liquid turbidity of the cleaning water pump, the real-time drying temperature of the drying heating pipeline, the instantaneous electric power of each link, the instantaneous thermal power of each link, the material output quality and the sampling time interval.
7. The method of claim 1, wherein generating maintenance operation recommendations and adjusting operating parameters of a plurality of the critical components based on the potential impact comprises: generating maintenance operation recommendations when the potential impact characterizes the presence of erosive wear; Within a preset window, reducing the feed rate of the crusher motor, reducing the rated rotational speed of the cutter, increasing the operating power of the wash water pump, and adjusting the operating parameters of the drying heating line.
8. The method of claim 7, wherein said adjusting the operating parameters of the dry heating line comprises: Increasing the hot air quantity of the first preset proportion of the drying heating pipeline in a region with the water content higher than a preset value in the plastic bag raw material processing device; And reducing the hot air quantity of the second preset proportion of the drying heating pipeline in the area with the water content lower than the preset value in the plastic bag raw material processing device.
9. The method of claim 7, wherein said adjusting the operating parameters of the dry heating line comprises: For the region with the water content higher than a preset value in the plastic bag raw material treatment device, prolonging the residence time of the first preset time of the drying heating pipeline; and reducing the residence time of the drying heating pipeline for a second preset time in the area with the water content lower than the preset value in the plastic bag raw material processing device.
10. A control system for a plastic bag material processing apparatus, characterized by being applied to a plastic bag material processing apparatus, comprising: the system comprises an acquisition module, a control module and a control module, wherein the acquisition module is used for acquiring historical data of a plurality of key components in the plastic bag raw material processing device so as to establish an operation state reference mode of the key components, wherein the key components comprise a crusher motor, a cutter, a cleaning water pump and a drying heating pipeline; the identification module is used for acquiring operation data of a plurality of key components in real time during the operation of the plastic bag raw material processing device, and identifying whether the operation state of each key component deviates according to the difference between the operation data and the operation state reference mode; An evaluation module for evaluating potential impact of the operation state of the corresponding key component on the production line of the plastic bag raw material processing device based on the operation state deviation; and the adjusting module is used for generating maintenance operation suggestions and adjusting the operation parameters of a plurality of key components according to the potential influences.

Description

Control method and system of plastic bag raw material treatment device Technical Field The application relates to the technical field of plastic bag raw material treatment, in particular to a control method and a control system of a plastic bag raw material treatment device. Background In the related art, in the recovery treatment of waste plastic bags, a raw material treatment link is critical to production, and the efficiency and quality of the traditional device are often affected due to the problems of manual dependence on parameters, fluctuation of energy consumption and the like. The raw material treatment device of a certain factory takes crushing, cleaning and drying as cores, and parameters are initially set according to the characteristics of PE and PP films, so that stable operation can be maintained. For cost reduction, after the raw material suppliers are replaced in factories, non-target hard materials such as HDPE bottle caps and PET fragments are frequently mixed in waste plastics, and the characteristics of the waste plastics are greatly different from those of the traditional raw materials and are mixed irregularly, so that the feeding characteristics are fluctuated. The existing control system is difficult to deal with, hard materials enter the crusher to lead the current of the motor to rise suddenly, so that the motor is accumulated and damaged, the cutter is worn and broken, the particle size of the crushed products is uneven, and large fragments and fine powder appear. Particle size unevenness directly affects the cleaning process, namely, fine powder improves turbidity of cleaning liquid, plugs a filtering device, increases equipment loss, and cleaning of large fragments is incomplete. Finally, the materials containing residual dirt and uneven water content enter a drying link, the drying equipment needs high-power operation, the energy consumption is increased rapidly, and the aging of the parts is accelerated. The humidity detection device cannot accurately feed back the fluctuation of the data, and the control system is difficult to adjust the drying process, so that the fluctuation of the energy consumption, the efficiency and the product quality of the whole production line seriously affects the production stability and the economy. Disclosure of Invention The present application aims to solve at least one of the technical problems existing in the prior art. Therefore, the application provides a control method and a control system of a plastic bag raw material processing device, and aims to improve the overall performance, production efficiency and reliability of the plastic bag raw material processing device and reduce energy consumption. In a first aspect, an embodiment of the present application provides a control method of a plastic bag raw material processing apparatus, applied to a plastic bag raw material processing apparatus, including: acquiring historical data of a plurality of key components in the plastic bag raw material processing device to establish an operation state reference mode of the key components, wherein the key components comprise a crusher motor, a cutter, a cleaning water pump and a drying heating pipeline; Acquiring operation data of a plurality of key components in real time during the operation of the plastic bag raw material processing device, and identifying whether the operation state of each key component deviates according to the difference between the operation data and the operation state reference mode; based on the operating state deviations, evaluating potential impacts of the operating states of the corresponding critical components on a production line of the plastic bag raw material processing device; based on the potential impact, a maintenance operation recommendation is generated and operating parameters of a plurality of the critical components are adjusted. According to some embodiments of the application, the acquiring historical data of a plurality of critical components in the plastic bag raw material processing device to establish an operation state reference mode of the critical components includes: Acquiring the feeding speed of the crusher motor, the rated rotating speed of the cutter, the turbidity of cleaning liquid of the cleaning water pump and the drying temperature of the drying heating pipeline in the plastic bag raw material processing device; And establishing an operation state reference mode of the key component according to the feeding speed of the crusher motor, the rated rotating speed of the cutter, the turbidity of cleaning liquid of the cleaning water pump and the drying temperature of the drying heating pipeline. According to some embodiments of the application, after the establishing of the critical component operating state reference mode according to the feeding speed of the crusher motor, the rated rotational speed of the cutter, the turbidity of the cleaning liquid of the cleaning water pump and the dry