CN-121988510-A - Ultrasonic-assisted coating control method for homogenization treatment of lining cloth coating

CN121988510ACN 121988510 ACN121988510 ACN 121988510ACN-121988510-A

Abstract

The invention discloses an ultrasonic auxiliary coating control method for lining cloth coating homogenization treatment, which relates to the field of coating homogenization treatment, and comprises the steps of applying ultrasonic vibration to a coating roller through an ultrasonic generator to carry out coating debugging on the surface of a lining cloth substrate, and generating a coating sample parameter set, wherein the coating sample parameter set comprises coating thickness distribution data; the method comprises the steps of carrying out frequency spectrum analysis based on a coating sample parameter set, determining ultrasonic frequency parameters, carrying out lining coating homogenization analysis according to coating thickness distribution data, determining coating homogenization deviation values, carrying out dynamic feedback adjustment on the ultrasonic frequency parameters according to the coating homogenization deviation values, generating ultrasonic control instructions, carrying out the ultrasonic control instructions to carry out coating cooperative control on lining coating of a coating roller, and realizing homogenization treatment of the lining coating. Solves the technical problem that the uniformity of the coating is difficult to control accurately in the existing lining cloth coating homogenization treatment, and achieves the technical effect of improving the accuracy of coating homogenization control.

Inventors

Wang Luohao
FU SHAOLAI
XU AILING
WANG HAIFENG
SANG ZHAO

Assignees

江苏欣捷纺织科技有限责任公司

Dates

Publication Date: 20260508
Application Date: 20251202

Claims (10)

1. An ultrasonic-assisted coating control method for a backing coating homogenization treatment, characterized in that the method comprises: applying ultrasonic vibration to the surface of the lining cloth substrate through an ultrasonic generator to carry out coating debugging on the surface of the lining cloth substrate by using a coating roller, and generating a coating sample parameter set, wherein the coating sample parameter set comprises coating thickness distribution data; Performing spectrum analysis based on the coating sample parameter set, determining ultrasonic frequency parameters, performing lining cloth coating homogenization analysis according to the coating thickness distribution data, and determining a coating uniformity deviation value; And carrying out dynamic feedback adjustment on the ultrasonic frequency parameters according to the coating uniformity deviation value to generate an ultrasonic control instruction, and executing the ultrasonic control instruction to carry out coating cooperative control on the lining cloth coating of the coating roller so as to realize homogenization treatment of the lining cloth coating.
2. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 1, wherein the coating adjustment of the backing substrate surface by applying ultrasonic vibrations to the coating roller by means of an ultrasonic generator, generates a coating sample parameter set, the method comprising: Applying ultrasonic vibration with preset frequency to the coating roller through an ultrasonic generator to generate a coating data set of the surface of the lining cloth substrate; Performing lateral spatial analysis based on the coating dataset to obtain lateral thickness data; Performing longitudinal spatial analysis based on the coating dataset to obtain longitudinal thickness data; coating and debugging the surface of the lining cloth substrate according to the transverse thickness data and the longitudinal thickness data to generate coating space distribution characteristics; constructing a three-dimensional thickness distribution cloud picture according to the coating space distribution characteristics, and mapping the transverse thickness data and the longitudinal thickness data to the three-dimensional thickness distribution cloud picture to obtain coating thickness distribution data; the coating thickness profile data is added to the coating sample parameter set.
3. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 2, wherein a three-dimensional thickness distribution cloud is constructed from the coating spatial distribution characteristics, the lateral thickness data and the longitudinal thickness data are mapped to the three-dimensional thickness distribution cloud, and coating thickness distribution data are obtained, the method comprising: constructing the three-dimensional thickness distribution cloud picture by taking the center of a circle of the coating roller as an origin according to the coating space distribution characteristics, wherein the three-dimensional thickness distribution cloud picture comprises a space-time coordinate system; Mapping the lateral thickness data to the space-time coordinate system as a polar coordinate angular component; mapping the longitudinal thickness data to the space-time coordinate system as a radial component; Constructing a four-dimensional data point set by the polar coordinate angle component and the radial component according to a time stamp; And carrying out space-time coupling analysis on the four-dimensional data point set, and carrying out grid discretization processing according to a coupling result to obtain the coating thickness distribution data.
4. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 2, wherein the ultrasonic frequency parameters are determined based on a spectral analysis of the set of coating sample parameters, the method comprising: performing multi-scale spectrum decomposition based on the coated sample parameter set, and determining a plurality of frequency band energy duty cycle characteristics, wherein the plurality of frequency band energy duty cycle characteristics comprise high-frequency energy duty cycle characteristics and low-frequency energy duty cycle characteristics; Carrying out ultrasonic frequency analysis of the coating roller on the ultrasonic generator based on the high-frequency energy duty ratio characteristic to obtain a high-frequency parameter; performing ultrasonic frequency analysis of the coating roller on the ultrasonic generator based on the low-frequency energy duty ratio characteristic to obtain a low-frequency parameter; and carrying out association integration on the high-frequency parameter and the low-frequency parameter, and determining the ultrasonic frequency parameter.
5. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 4, wherein a backing coating homogenization analysis is performed based on the coating thickness distribution data to determine a coating uniformity deviation value, the method comprising: mapping is carried out based on the high-frequency parameter and the coating thickness distribution data, and a high-frequency nonlinear mapping relation is determined; mapping is carried out based on the low-frequency parameter and the coating thickness distribution data, and a low-frequency nonlinear mapping relation is determined; performing coating thickness distribution analysis according to the high-frequency nonlinear mapping relation and the low-frequency nonlinear mapping relation, and setting a desired thickness distribution interval value; And carrying out lining cloth coating homogenization analysis on the coating thickness distribution data and the expected thickness distribution interval value, and determining the coating homogenization deviation value.
6. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 5, wherein backing coating homogenization analysis is performed on the coating thickness distribution data and the desired thickness distribution interval value to determine the coating uniformity deviation value, the method comprising: analyzing the expected thickness distribution interval value to determine a transverse expected thickness distribution interval value and a longitudinal thickness distribution interval value; extracting the transverse thickness data and the longitudinal thickness data based on the coating thickness distribution data; Comparing the transverse thickness data with the transverse desired thickness distribution interval value, and comparing the longitudinal thickness data with the longitudinal thickness distribution interval value; when the transverse thickness data is in the transverse expected thickness distribution interval value and the longitudinal thickness data is not in the longitudinal thickness distribution interval value, generating a longitudinal deviation signal, and calculating a longitudinal deviation value according to the longitudinal deviation signal; when the transverse thickness data is not in the transverse expected thickness distribution interval value and the longitudinal thickness data is in the longitudinal thickness distribution interval value, generating a transverse deviation signal, and calculating a transverse deviation value according to the transverse deviation signal; And when the transverse thickness data is not in the transverse expected thickness distribution interval value and the longitudinal thickness data is not in the longitudinal thickness distribution interval value, generating a coating non-uniform signal, performing coating transverse and longitudinal deviation calculation according to the coating non-uniform signal, and generating a coating uniform deviation value, wherein the coating non-uniform signal comprises the longitudinal deviation signal and the transverse deviation signal.
7. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 6, wherein the ultrasonic frequency parameters are dynamically feedback adjusted according to the coating uniformity deviation value to generate an ultrasonic control command, the method comprising: if the coating uniform deviation value only comprises the longitudinal deviation value, carrying out longitudinal identification according to the longitudinal deviation value, and determining a longitudinal deviation area parameter set; PID control is carried out on the ultrasonic frequency parameters according to the longitudinal deviation area parameter set, the ultrasonic frequency parameters are updated, and a first ultrasonic control instruction is generated; If the coating uniform deviation value only comprises the transverse deviation value, carrying out transverse identification according to the transverse deviation value, and determining a transverse deviation area parameter set; PID control is carried out on the ultrasonic frequency parameters according to the cross deviation area parameter set, the ultrasonic frequency parameters are updated, and a second ultrasonic control instruction is generated; if the coating uniform deviation value comprises the transverse deviation value and the longitudinal deviation value, performing deviation positioning according to the transverse deviation value and the longitudinal deviation value, and determining an uneven position set; and performing PID control on the ultrasonic frequency parameters according to the uneven position set, updating the ultrasonic frequency parameters, and generating a third ultrasonic control instruction.
8. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 7, wherein PID control of the ultrasonic frequency parameters is performed in accordance with the set of non-uniform sites, the ultrasonic frequency parameters are updated, and a third ultrasonic control instruction is generated, the method comprising: performing spatial convolution on the transverse deviation value and the longitudinal deviation value to determine deviation gradient distribution data; traversing the uneven position set based on the transverse deviation value for identification, determining a transverse abnormal band, traversing the uneven position set based on the longitudinal deviation value for identification, and determining a longitudinal abnormal band; Carrying out partition mapping on the transverse abnormal zone according to the deviation gradient distribution data and the ultrasonic frequency parameters to generate transverse point density, distributing PID control weight coefficients according to the transverse point density, and determining a first control weight coefficient; carrying out partition mapping on the longitudinal abnormal zone according to the deviation gradient distribution data and the ultrasonic frequency parameters to generate longitudinal point density, distributing PID control weight coefficients according to the longitudinal point density, and determining a second control weight coefficient; And updating the ultrasonic frequency parameters according to the first control weight coefficient and the second control weight coefficient to generate the third ultrasonic control instruction.
9. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 1, wherein executing the ultrasonic control instruction performs coating cooperative control on a backing coating of a coating roller to achieve the backing coating homogenization treatment, the method comprising: driving an ultrasonic generator to execute the ultrasonic control instruction on the coating roller according to the driving signal to generate an ultrasonic frequency control instruction and an ultrasonic vibration amplitude control instruction; Coating the lining cloth coating of the coating roller through the ultrasonic frequency control instruction and the ultrasonic vibration amplitude control instruction to cooperatively control, so as to generate a vibration acceleration signal on the surface of the coating roller; coupling the vibration acceleration signal and the coating thickness distribution data to construct a vibration-thickness coupling feedback matrix; and synchronously adjusting the ultrasonic frequency control instruction and the ultrasonic vibration amplitude control instruction of the coating roller through the vibration-thickness coupling feedback matrix to realize homogenization treatment of the lining cloth coating.
10. The ultrasonic-assisted coating control method for a backing coating homogenization treatment of claim 9, wherein the driving signal generation process includes: Analyzing based on the ultrasonic control instruction to generate a frequency division parameter; performing transduction partition on the ultrasonic generator according to the frequency division parameters to generate a plurality of driving signal waveforms; and carrying out partition association integration according to the plurality of driving signal waveforms to construct the driving signals.

Description

Ultrasonic-assisted coating control method for homogenization treatment of lining cloth coating Technical Field The application relates to the field related to coating homogenization treatment, in particular to an ultrasonic auxiliary coating control method for lining cloth coating homogenization treatment. Background In the industrial production of the textile field, the uniformity of the lining cloth coating has a crucial influence on the final quality and the service performance of the product, and uneven coating can lead to reduced product performance, shortened service life and even potential safety hazards. Currently, the problem of backing coating uniformity in the textile field is primarily dependent on conventional coating processes and parameter adjustment methods, which are usually based on experience or simple experimentation to determine the optimal coating parameters. However, due to numerous and complex factors involved in the coating process, such as viscosity of the coating, coating speed, material quality and surface state of the coating roller, etc., it is often difficult to precisely control the uniformity of the coating by the conventional method, resulting in unstable coating quality and high rejection rate. In the related art at the present stage, the homogenization treatment of the lining cloth coating has the technical problem that the uniformity of the coating is difficult to control accurately. Disclosure of Invention According to the ultrasonic auxiliary coating control method for the lining coating homogenization treatment, the ultrasonic generator is utilized to apply vibration to the coating roller, coating debugging is conducted on the surface of the lining base material, a coating sample parameter set containing coating thickness distribution data is generated, spectrum analysis is conducted on the basis of the coating sample parameter set, ultrasonic frequency parameters are determined, meanwhile, homogenization analysis is conducted on the lining coating according to the coating thickness distribution data, coating uniform deviation values are determined, dynamic feedback adjustment is conducted on the ultrasonic frequency parameters according to the coating uniform deviation values, an ultrasonic control instruction is generated, the ultrasonic control instruction is executed, and the lining coating of the coating roller is cooperatively controlled, so that the technical means that the homogenization treatment of the lining coating is difficult to control accurately are achieved, and the technical effect that the accuracy of coating homogenization control is improved is achieved. The application provides an ultrasonic auxiliary coating control method for lining cloth coating homogenization treatment, which comprises the steps of applying ultrasonic vibration to a coating roller through an ultrasonic generator to carry out coating debugging on the surface of a lining cloth substrate to generate a coating sample parameter set, carrying out spectrum analysis on the coating sample parameter set to determine ultrasonic frequency parameters, carrying out lining cloth coating homogenization analysis according to the coating thickness distribution data to determine coating uniform deviation values, carrying out dynamic feedback adjustment on the ultrasonic frequency parameters according to the coating uniform deviation values to generate an ultrasonic control instruction, and carrying out coating cooperative control on the lining cloth coating of the coating roller by the ultrasonic control instruction to realize the homogenization treatment of the lining cloth coating. In a possible implementation mode, ultrasonic vibration is applied to a coating roller through an ultrasonic generator to carry out coating debugging on the surface of a lining cloth substrate to generate a coating sample parameter set, the following processing is carried out, wherein ultrasonic vibration with preset frequency is applied to the coating roller through the ultrasonic generator to generate a coating data set of the surface of the lining cloth substrate, transverse space analysis is carried out on the basis of the coating data set to obtain transverse thickness data, longitudinal space analysis is carried out on the basis of the coating data set to obtain longitudinal thickness data, coating debugging is carried out on the surface of the lining cloth substrate according to the transverse thickness data and the longitudinal thickness data to generate coating space distribution characteristics, a three-dimensional thickness distribution cloud image is constructed according to the coating space distribution characteristics, the transverse thickness data and the longitudinal thickness data are mapped to the three-dimensional thickness distribution cloud image to obtain coating thickness distribution data, and the coating thickness distribution data is added to the coating sample parameter set. In a possib