Method and system for intelligently adjusting production speed of tentering setting

Abstract

The invention relates to the field of mechanical engineering, and discloses a tentering setting production speed intelligent adjusting method and system, and the method comprises the steps: analyzing the thermal sensitivity, melting point, elastic coefficient and elastic modulus of a to-be-tentered textile; a heat setting curve of the to-be-tentered textile is constructed, the optimal setting temperature of the to-be-tentered textile is determined, and a heat setting control mechanism of the tentering setting machine is constructed; the stretching tension and the tentering tension of the to-be-tentered textile are calculated, the distance between spreading rollers and the speed of the spreading rollers of the tentering setting machine are analyzed, the cooling efficiency of the tentered textile is calculated, and a cooling control mechanism of the tentering setting machine is constructed; constructing a double-air-duct frequency conversion control module of the tentering setting machine; the tentering parameters of the tentering technological process are analyzed, the tentering state of the to-be-tentered textile in the tentering technological process is analyzed, the production speed parameters of the tentering setting machine are determined, and the production speed of the tentering setting machine is executed for intelligent adjustment. According to the invention, the production efficiency of tentering and shaping can be improved.

Description

Technical Field

[0001] The present invention relates to the field of mechanical engineering, and in particular to a method and system for intelligently adjusting the production speed of tentering and shaping. Background Art

[0002] Tentering is an industrial process that mainly uses tentering to treat textiles. In this process, the fabric will undergo warp elongation and weft contraction after scouring, bleaching, printing and dyeing. The purpose of tentering is to use the plasticity of fibers (such as cellulose, silk, wool, etc.) under wet conditions to gradually widen the fabric width to a specified size and dry it to stabilize its shape and size.

[0003] At present, the production speed adjustment method of stenter forming mainly relies on manual operation. This adjustment method requires the operator to have high skills and experience. However, the difference in personnel skill levels may lead to inconsistent adjustment effects, which will affect the production efficiency of stenter forming. Summary of the invention

[0004] The present invention provides a method and system for intelligently adjusting the production speed of tenter setting, the main purpose of which is to improve the production efficiency of tenter setting.

[0005] To achieve the above-mentioned purpose, the present invention provides a method for intelligently adjusting the production speed of stentering, comprising:

[0006] Obtaining a stentering machine and a textile to be stented, identifying a core material of the textile to be stented, and analyzing the thermal sensitivity, melting point, elastic coefficient, and elastic modulus of the textile to be stented based on the core material;

[0007] The requirements for the width setting effect of the textile to be width-set are clarified, and based on the requirements for the width setting effect, the thermal sensitivity and the melting point, a heat setting curve of the textile to be width-set is constructed, based on the heat setting curve, an optimal setting temperature of the textile to be width-set is determined, and based on the optimal setting temperature, a heat setting control mechanism of the stenter setting machine is constructed;

[0008] Based on the elastic coefficient, the elastic modulus and the width setting effect requirement, the stretching tension and the tentering tension of the textile to be width-set are calculated; based on the stretching tension, the tentering tension and the width setting effect requirement, the width-setting of the textile to be width-set and the speed of the tentering rollers are analyzed; based on the width-setting of the textile to be width-set and the speed of the tentering rollers, the textile to be width-set is width-set to obtain a width-set textile;

[0009] Analyzing a cooling mode of the tenter setting machine, calculating a cooling efficiency of the fixed-width textile based on the cooling mode, and constructing a cooling control mechanism of the tenter setting machine based on the cooling efficiency;

[0010] Based on the heat setting control mechanism and the cooling control mechanism, a dual-duct frequency conversion control module of the stenter setting machine is constructed, and based on the dual-duct frequency conversion control module, the width expansion roller spacing and the width expansion roller speed, the width setting process flow of the textile to be set is generated after the textile to be set is set by the stenter setting machine;

[0011] Analyze the width-setting parameters of the width-setting process flow, analyze the width-setting state of the to-be-width-set textile in the width-setting process flow through the width-setting parameters using a trained heat-setting model, determine the production speed parameters of the stenter-setting machine based on the width-setting state, and intelligently adjust the production speed of the stenter-setting machine according to the production speed parameters.

[0012] Optionally, analyzing the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be fixed in width according to the core material includes:

[0013] Performing a heat shrinkage test on the core material to obtain a heat shrinkage test result, and calculating a heat shrinkage rate of the core material based on the heat shrinkage test result;

[0014] Determining the thermal sensitivity of the textile to be fixed in width according to the thermal shrinkage rate;

[0015] Performing a melting experiment on the core material to obtain a melting experiment result, calculating the material melting point of the core material based on the melting experiment result, and determining the melting point of the textile to be fixed according to the material melting point;

[0016] Establishing a temperature environment for the core material, and performing a tensile test on the core material based on the temperature environment to obtain material stress, material strain, material stress peak value, and material strain peak value of the core material;

[0017] Calculating the material elastic coefficient and material elastic modulus of the core material according to the material stress, material strain, material stress peak value and material strain peak value;

[0018] Constructing an elasticity-temperature curve of the core material according to the temperature environment, the material elastic coefficient, and the material elastic modulus;

[0019] The elastic coefficient and elastic modulus of the textile to be fixed are analyzed through the elasticity-temperature curve.

[0020] Optionally, based on the optimal setting temperature, constructing a heat setting control mechanism of the stenter setting machine includes:

[0021] Based on the optimal setting temperature, configuring a temperature control device of the tenter setting machine;

[0022] Analyzing the energy loss coefficient of the temperature control device;

[0023] configuring a sensor network of the temperature control device;

[0024] Calculating the total temperature control energy of the temperature control device according to the optimal setting temperature and the energy loss coefficient;

[0025] Performing Laplace transformation on the total temperature control energy to obtain a temperature control model of the temperature control device;

[0026] According to the temperature control model, the temperature control device and the sensor network, a heat setting control mechanism of the stenter setting machine is constructed.

[0027] Optionally, the calculating the stretching tension and the tentering tension of the to-be-width-fixed textile based on the elastic coefficient, the elastic modulus and the width-fixing effect requirement includes:

[0028] Measuring the original length, original width and transverse cross-sectional area of ​​the textile to be fixed;

[0029] Analyze the required width and length of the sizing effect;

[0030] The stretching tension and the tentering tension of the textile to be fixed are calculated according to the elastic coefficient, the elastic modulus, the fixed length, the fixed width, the original length, the original width and the transverse cross-sectional area.

[0031] Optionally, the analyzing the spacing of the expanding rollers and the speed of the expanding rollers of the stenter setting machine based on the stretching tension, the tentering tension and the requirement for the tentering effect includes:

[0032] Obtaining the original width and longitudinal cross-sectional area of ​​the textile to be fixed corresponding to the stentering machine;

[0033] Analyzing the Poisson's ratio of the textile to be fixed;

[0034] Based on the stretching tension and the tentering tension, the stretching coefficient, the tentering coefficient and the rotation speed coefficient of the tentering setting machine are analyzed;

[0035] The expansion roller spacing and expansion roller speed of the stenter setting machine are calculated according to the original width, the longitudinal cross-sectional area, the Poisson's ratio, the stretching tension, the tentering tension, the stretching coefficient, the tentering coefficient and the rotation speed coefficient.

[0036] Optionally, the calculating the cooling efficiency of the fixed-width textile based on the cooling mode comprises:

[0037] Determine that the cooling mode is air cooling, and analyze the wind speed, wind temperature, cross-sectional area of ​​the air duct and specific heat capacity of the cooling;

[0038] Determining the cooling time of the air cooling, and measuring the ambient temperature after the fixed-width textile is air cooled;

[0039] Obtaining an initial temperature of the fixed-width textile and determining a target temperature that the fixed-width textile needs to reach;

[0040] analyzing a textile specific heat capacity and a textile mass of the fixed width textile;

[0041] The cooling efficiency of the fixed-width textile is calculated according to the wind speed, the wind temperature, the cross-sectional area of ​​the wind duct, the cooling time, the air specific heat capacity, the ambient temperature, the initial temperature, the target temperature, the textile specific heat capacity and the textile mass.

[0042] Optionally, based on the cooling efficiency, constructing a cooling control mechanism of the stenter setting machine includes:

[0043] Based on the cooling efficiency, a cooling efficiency analysis model of the stenter setting machine is constructed;

[0044] Analyze the cooling process of the tenter setting machine, and build a cooling sensor network of the tenter setting machine based on the cooling process;

[0045] Using the cooling sensor network to collect cooling data of the cooling process in real time;

[0046] Constructing a control strategy for the cooling process according to the cooling data and the cooling efficiency analysis model;

[0047] Based on the control strategy, construct a cooling control unit of the cooling process;

[0048] A cooling control mechanism of the stentering machine is constructed according to the cooling efficiency analysis model, the cooling sensor network, the control strategy and the cooling control unit.

[0049] Optionally, based on the heat setting control mechanism and the cooling control mechanism, a dual-duct frequency conversion control module of the stenter setting machine is constructed, including:

[0050] constructing a heater of the tenter setting machine according to the heat setting control mechanism;

[0051] According to the cooling control mechanism, a cooler of the tenter setting machine is constructed;

[0052] Configure the fan and temperature control valve of the stenter setting machine, and install the frequency converter of the fan;

[0053] A heat setting air duct of the stenter setting machine is constructed by the heater, the fan and the temperature control valve;

[0054] A cooling air duct of the stentering machine is constructed by the cooler, the fan and the temperature control valve;

[0055] Constructing an isolation device for the heat setting air duct and the cooling air duct, and determining a switching mechanism between the heat setting air duct and the cooling air duct based on the isolation device;

[0056] Based on the heat setting air duct, the cooling air duct, the isolation device, the switching mechanism and the frequency converter, a dual-duct frequency conversion control module of the stenter setting machine is constructed.

[0057] Optionally, determining the production speed parameter of the stentering machine based on the stenting state includes:

[0058] Based on the stenting state, determining the current production speed parameter of the stentering machine;

[0059] Analyzing the influencing factors of the fixed width state according to the current production speed parameters;

[0060] According to the influencing factors, the current production speed parameters are optimized to obtain optimized production speed parameters;

[0061] Analyzing the optimized width setting state under the optimized production speed parameters;

[0062] When the optimized width setting state meets the preset width setting state standard, the optimized production speed parameter is used as the production speed parameter of the stenter setting machine.

[0063] In order to solve the above problems, the present invention also provides a production speed intelligent adjustment system for tentering and setting, the system comprising:

[0064] A textile analysis module, used to obtain a tentering machine and a textile to be set, identify a core material of the textile to be set, and analyze the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be set based on the core material;

[0065] A heat setting control module, used to clarify the width setting effect requirement of the textile to be set, construct a heat setting curve of the textile to be set based on the width setting effect requirement, the thermal sensitivity and the melting point, determine the optimal setting temperature of the textile to be set based on the heat setting curve, and construct a heat setting control mechanism of the stenter setting machine based on the optimal setting temperature;

[0066] a tension analysis module, for calculating the stretching tension and the tentering tension of the to-be-set textile based on the elastic coefficient, the elastic modulus and the requirement for the width setting effect, analyzing the width expansion roller spacing and the width expansion roller speed of the tenter setting machine based on the stretching tension, the tentering tension and the requirement for the width setting effect, and performing width setting on the to-be-set textile based on the width expansion roller spacing and the width expansion roller speed to obtain a fixed-width textile;

[0067] A cooling control module, used for analyzing the cooling mode of the tenter setting machine, calculating the cooling efficiency of the fixed width textile based on the cooling mode, and constructing a cooling control mechanism of the tenter setting machine based on the cooling efficiency;

[0068] A width setting process analysis module is used to construct a dual-duct frequency conversion control module of the stenter setting machine based on the heat setting control mechanism and the cooling control mechanism, and generate a width setting process flow of the textile to be width set after the textile to be width set is width set by the stenter setting machine based on the dual-duct frequency conversion control module, the spacing of the widening rollers and the speed of the widening rollers;

[0069] The production speed adjustment module is used to analyze the width-setting parameters of the width-setting process flow, analyze the width-setting state of the to-be-width-set textile in the width-setting process flow by using the trained heat-setting model through the width-setting parameters, determine the production speed parameters of the stenter-setting machine based on the width-setting state, and intelligently adjust the production speed of the stenter-setting machine according to the production speed parameters.

[0070] The embodiment of the present invention can help ensure that the textile achieves the best physical properties and appearance effect during the shaping process by analyzing the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be shaped according to the core material; optionally, the embodiment of the present invention can improve the production speed and production efficiency by determining the optimal shaping temperature of the textile to be shaped based on the heat setting curve; the embodiment of the present invention can help optimize the parameter setting in the production process by calculating the stretching tension and tentering tension of the textile to be shaped based on the elastic coefficient, the elastic modulus and the shaping effect requirement, so as to achieve more effective stretching and shaping; The embodiment of the present invention can reduce the shrinkage caused by thermal expansion and contraction by analyzing the cooling mode of the stenter setting machine, and ensure the dimensional stability after stenting; the embodiment of the present invention can quickly respond to changes in the production process by constructing a dual-duct frequency conversion control module of the stenter setting machine based on the heat setting control mechanism and the cooling control mechanism, ensure the stable operation of the production line, reduce downtime, and improve overall production efficiency. Finally, the embodiment of the present invention can ensure the quality while running at the highest efficiency of the production process by intelligently adjusting the production speed of the stenter setting machine according to the production speed parameters, reduce idle time, and improve the output of the production line. Therefore, the present invention can improve the production efficiency of stenter setting. BRIEF DESCRIPTION OF THE DRAWINGS

[0071] Figure 1 A schematic diagram of a process flow of a method for intelligently adjusting production speed for stentering and finalizing provided in one embodiment of the present invention;

[0072] Figure 2 A functional module diagram of a production speed intelligent adjustment system for stentering and shaping provided in one embodiment of the present invention;

[0073] The realization of the purpose, functional features and advantages of the present invention will be further explained in conjunction with embodiments and with reference to the accompanying drawings. DETAILED DESCRIPTION

[0074] It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not used to limit the present invention.

[0075] The embodiment of the present application provides a method for intelligently adjusting the production speed of stenter setting. The execution subject of the method for intelligently adjusting the production speed of stenter setting includes but is not limited to at least one of the electronic devices such as a server and a terminal that can be configured to execute the method provided in the embodiment of the present application. In other words, the method for intelligently adjusting the production speed of stenter setting can be executed by software or hardware installed on a terminal device or a server device, and the software can be a blockchain platform. The server includes but is not limited to: a single server, a server cluster, a cloud server or a cloud server cluster, etc. The server can be an independent server, or it can be a cloud server that provides basic cloud computing services such as cloud services, cloud databases, cloud computing, cloud functions, cloud storage, network services, cloud communications, middleware services, domain name services, security services, content delivery networks (CDN), and big data and artificial intelligence platforms.

[0076] Reference Figure 1 FIG. 1 is a flow chart of a method for intelligently adjusting the production speed of tentering and setting according to an embodiment of the present invention. In this embodiment, the method for intelligently adjusting the production speed of tentering and setting includes:

[0077] S1. Obtain a stentering machine and a textile to be stented, identify a core material of the textile to be stented, and analyze the thermal sensitivity, melting point, elastic coefficient, and elastic modulus of the textile to be stented based on the core material.

[0078] The embodiment of the present invention can improve production efficiency by obtaining the stenter setting machine and the textile to be set according to the specific characteristics of the textile to be set, and adjusting the parameters of the stenter setting machine. The stenter setting machine refers to an industrial machine specially used in the post-finishing stage of the textile industry, and its main function is to perform width adjustment and shape setting on various textiles. The textile to be set refers to those textiles that have not yet completed width adjustment and shape setting.

[0079] The embodiment of the present invention can help the stenter setting machine adapt to the production of various textiles by identifying the core material of the textile to be set, thereby improving the flexibility and adaptability of the stenter setting machine. The core material refers to the main constituent fibers or yarns of the textile to be set. These fibers or yarns determine the physical properties, chemical properties of the textile, and the purpose and performance of the final product.

[0080] Optionally, as an embodiment of the present invention, the core material of the textile to be fixed in width may be identified by a chemical analysis method, such as microscopic analysis, infrared spectrum analysis, and chemical reagent testing.

[0081] The embodiment of the present invention can help ensure that the textile achieves the best physical properties and appearance effects during the shaping process by analyzing the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be fixed based on the core material. Among them, the thermal sensitivity refers to the characteristics of contraction, expansion, color change, strength change, etc. exhibited by the fiber or fabric when heated. The melting point refers to the melting temperature of the polymer in the fiber or yarn. The elastic coefficient refers to the ability of the textile to be fixed to return to its original state after being subjected to an external force, which is usually described by the relationship between stress (the ratio of force to area) and strain (the ratio of deformation to original size). The elastic modulus refers to the proportional constant between stress (the ratio of force to area) and strain (the ratio of deformation to original size) of the textile to be fixed within the elastic range.

[0082] As an embodiment of the present invention, analyzing the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be fixed in width according to the core material includes:

[0083] Performing a heat shrinkage test on the core material to obtain a heat shrinkage test result, and calculating a heat shrinkage rate of the core material based on the heat shrinkage test result;

[0084] Determining the thermal sensitivity of the textile to be fixed in width according to the thermal shrinkage rate;

[0085] Performing a melting experiment on the core material to obtain a melting experiment result, calculating the material melting point of the core material based on the melting experiment result, and determining the melting point of the textile to be fixed according to the material melting point;

[0086] Establishing a temperature environment for the core material, and performing a tensile test on the core material based on the temperature environment to obtain material stress, material strain, material stress peak value, and material strain peak value of the core material;

[0087] Calculating the material elastic coefficient and material elastic modulus of the core material according to the material stress, material strain, material stress peak value and material strain peak value;

[0088] Constructing an elasticity-temperature curve of the core material according to the temperature environment, the material elastic coefficient, and the material elastic modulus;

[0089] The elastic coefficient and elastic modulus of the textile to be fixed are analyzed through the elasticity-temperature curve.

[0090] Among them, the thermal shrinkage test results refer to the test results obtained by conducting a thermal shrinkage test on the core material during the heating process. The thermal shrinkage rate refers to the ratio of the shrinkage amount occurring during the heating process to the original length. The melting test results refer to the test results obtained by conducting a melting test on the core material. The temperature environment refers to the temperature conditions experienced by the core material during the tensile test. The material stress refers to the ratio of the force exerted on the core material to the cross-sectional area of ​​the material. The material stress peak refers to the maximum value of the material stress. The material strain refers to the ratio of the deformation size of the core material to the original size. The material strain peak refers to the maximum value of the material strain. The elasticity-temperature curve refers to a curve drawn based on the elastic coefficient and elastic modulus of the core material at different temperatures.

[0091] Optionally, the melting experiment is performed on the core material, and the melting experiment result can be analyzed by differential scanning calorimetry, wherein the differential scanning calorimetry refers to a thermal analysis technology used to measure the heat absorption or heat release phenomenon of a material during a heating or cooling process.

[0092] Optionally, the temperature environment for constructing the core material can be constructed by a hot air circulator, wherein the hot air circulator refers to a device for providing constant temperature or adjustable temperature hot air.

[0093] S2. Clarify the width-setting effect requirements of the textile to be width-set, construct a heat-setting curve for the textile to be width-set based on the width-setting effect requirements, the thermal sensitivity and the melting point, determine the optimal setting temperature of the textile to be width-set based on the heat-setting curve, and construct a heat-setting control mechanism for the stenter-setting machine based on the optimal setting temperature.

[0094] The embodiment of the present invention can guide the parameter setting of the stenter setting machine by clarifying the stenting effect requirements of the textile to be stented, so as to ensure that the fabric achieves the required dimensional stability and appearance. The stenting effect requirements refer to the performance requirements of the textile in terms of specific dimensional stability, appearance flatness, shape retention, etc. that need to be achieved during the stenter setting process.

[0095] The embodiment of the present invention can determine the optimal heat setting temperature and time by constructing the heat setting curve of the textile to be set based on the setting effect requirement, the thermal sensitivity and the melting point, thereby optimizing the heat setting process. The heat setting curve refers to the curve that describes the temperature change of the textile over time during the heat setting process.

[0096] Optionally, as an embodiment of the present invention, the heat setting curve of the textile to be fixed based on the width setting effect requirement, the thermal sensitivity and the melting point can be constructed by a simulation calculation method.

[0097] Furthermore, the embodiment of the present invention can increase production speed and improve production efficiency by determining the optimal setting temperature of the textile to be set based on the heat setting curve. The optimal setting temperature refers to the temperature at which the textile can achieve the best dimensional stability, appearance flatness and shape retention during the tentering setting process.

[0098] As an embodiment of the present invention, determining the optimal setting temperature of the textile to be set based on the heat setting curve includes:

[0099] Analyzing the expected width setting quality of the textile to be width-set based on the heat setting curve;

[0100] Determining a temperature range of the textile to be fixed according to the expected width-fixing quality;

[0101] Analyzing the width setting rate of the textile to be width-set in the temperature range;

[0102] The optimum setting temperature of the textile to be set is determined according to the setting rate.

[0103] The final width setting quality of the textile to be width-set is obtained by analyzing the heat setting curve under specific temperature and width setting conditions. The temperature range refers to the temperature range in which the textile to be width-set reaches the expected width setting quality. The width setting rate refers to the rate at which the textile to be width-set reaches the expected width setting quality at different temperatures.

[0104] The embodiment of the present invention can reduce the adjustment time in the production process by constructing the heat setting control mechanism of the tenter setting machine based on the optimal setting temperature, thereby improving production efficiency. The heat setting control mechanism refers to a system or method for controlling key parameters such as temperature, humidity, wind speed, etc. of the tenter setting machine during the heat setting process.

[0105] As an embodiment of the present invention, the heat setting control mechanism of the stenter setting machine is constructed based on the optimal setting temperature, including:

[0106] Based on the optimal setting temperature, configuring a temperature control device of the tenter setting machine;

[0107] Analyzing the energy loss coefficient of the temperature control device;

[0108] configuring a sensor network of the temperature control device;

[0109] According to the optimal setting temperature and the energy loss coefficient, the total temperature control energy of the temperature control device is calculated using the following formula:

[0110]

[0111] Among them, E n represents the total energy of temperature control, α represents the energy loss coefficient, W represents the optimal setting temperature, B represents the specific heat capacity, It represents the temperature change function of the temperature control device to reach the optimal setting temperature over time;

[0112] The temperature control model of the temperature control device is obtained by performing Laplace transformation on the formula corresponding to the total energy of temperature control:

[0113]

[0114] Wherein, H(z) represents the temperature control model, z represents a complex number, B represents specific heat capacity, α represents the energy loss coefficient, e represents an exponential function, and μ represents the hysteresis coefficient;

[0115] According to the temperature control model, the temperature control device and the sensor network, a heat setting control mechanism of the stenter setting machine is constructed.

[0116] Among them, the temperature control device refers to a device used to adjust and maintain the temperature of the stenter setting machine during the heat setting process, and the temperature control device includes: a heater and a cooler. The energy loss coefficient refers to the proportion of energy loss caused by factors such as heat conduction, convection, and radiation during the temperature control process. The sensor network refers to a collection of temperature, humidity, wind speed and other sensors installed in the stenter setting machine. The total temperature control energy refers to the total energy required by the temperature control device during the heat setting process. The Laplace transform is a mathematical transformation used to convert a time domain function into a complex frequency domain function. The specific heat capacity refers to the amount of heat absorbed or released when the temperature of a unit mass of a substance increases or decreases by 1 degree Celsius. The complex number refers to a complex variable corresponding to a complex frequency domain function obtained after Laplace transformation, which is a complex number composed of a real part and an imaginary part.

[0117] The temperature control model is a mathematical expression based on Laplace transform, which describes the behavior of the temperature control device in the complex frequency domain. The hysteresis coefficient refers to an indicator of the time delay in the heat transfer process for the temperature to reach the optimal setting temperature.

[0118] Optionally, the analyzing the energy loss coefficient of the temperature control device may analyze the energy loss coefficient by comparing actual energy consumption with theoretical energy consumption.

[0119] S3. Based on the elastic coefficient, the elastic modulus and the width-fixing effect requirement, the stretching tension and the tentering tension of the textile to be width-fixed are calculated; based on the stretching tension, the tentering tension and the width-fixing effect requirement, the width-expanding roller spacing and the width-expanding roller speed of the tentering and setting machine are analyzed; based on the width-expanding roller spacing and the width-expanding roller speed, the textile to be width-fixed is width-fixed to obtain a width-fixed textile.

[0120] The embodiment of the present invention can help optimize the parameter settings in the production process by calculating the stretching tension and tentering tension of the textile to be fixed based on the elastic coefficient, the elastic modulus and the width setting effect requirement, so as to achieve more effective stretching and shaping. The stretching tension refers to the force applied in the longitudinal (warp) direction of the textile to be fixed. The tentering tension refers to the force applied in the transverse (weft) direction of the fabric.

[0121] As an embodiment of the present invention, the calculating of the stretching tension and the tentering tension of the textile to be fixed based on the elastic coefficient, the elastic modulus and the fixing effect requirement includes:

[0122] Measuring the original length, original width and transverse cross-sectional area of ​​the textile to be fixed;

[0123] Analyze the required width and length of the sizing effect;

[0124] According to the elastic coefficient, the elastic modulus, the fixed width, the fixed width, the original length, the original width and the transverse cross-sectional area, the stretching tension and the tentering tension of the textile to be fixed are calculated using the following formula:

[0125] G s =θ·(C d -C0)

[0126]

[0127] Among them, G s Indicates tensile tension, G f represents the tentering tension, θ represents the elastic coefficient, C d Indicates fixed length, C0 indicates original length, K d Indicates fixed width, K0 indicates original width, M t represents the elastic modulus, and P represents the transverse cross-sectional area.

[0128] The original length refers to the length of the textile to be fixed before being stretched. The original width refers to the width of the textile to be fixed before being stretched. The fixed length refers to the target length of the textile to be fixed after being stretched. The fixed width refers to the target width of the textile to be fixed after being stretched. The transverse cross-sectional area refers to the cross-sectional area of ​​the textile to be fixed in the width direction.

[0129] Furthermore, the embodiment of the present invention can ensure uniform tension of the textile over the entire width and reduce deformation and damage by analyzing the spacing of the widening rollers and the speed of the widening rollers of the stenter setting machine based on the stretching tension, the stenter tension and the requirement for the width setting effect. The spacing of the widening rollers refers to the distance between two adjacent widening rollers in the stenter setting machine. The speed of the widening rollers refers to the speed at which the widening rollers rotate.

[0130] As an embodiment of the present invention, the step of analyzing the spacing and speed of the expanding rollers of the stenter setting machine based on the stretching tension, the tentering tension, and the requirement for the tentering effect includes:

[0131] Obtaining the original width and longitudinal cross-sectional area of ​​the textile to be fixed corresponding to the stentering machine;

[0132] Analyzing the Poisson's ratio of the textile to be fixed;

[0133] Based on the stretching tension and the tentering tension, the stretching coefficient, the tentering coefficient and the rotation speed coefficient of the tentering setting machine are analyzed;

[0134] According to the original width, the longitudinal cross-sectional area, the Poisson's ratio, the stretching tension, the tentering tension, the stretching coefficient, the tentering coefficient and the rotation speed coefficient, the following formula is used to calculate the spacing of the widening rollers and the speed of the widening rollers of the tenter setting machine:

[0135]

[0136] Among them, J k Indicates the distance between the expansion rollers, A k Indicates the speed of the expansion roller, G s Indicates tensile tension, G f Indicates the tentering tension, K d Indicates fixed width, K0 indicates original width, M t represents the elastic modulus, Q represents the longitudinal cross-sectional area, β represents the stretching coefficient, γ represents the tentering coefficient, ω represents the rotational speed coefficient, and δ represents the Poisson's ratio.

[0137] Wherein, the longitudinal cross-sectional area refers to the cross-sectional area of ​​the textile to be fixed in the stretching direction. The Poisson's ratio refers to the ratio of the transverse strain to the longitudinal strain when the textile to be fixed is stretched or compressed, and is a dimensionless constant. The stretch coefficient refers to the coefficient used to describe the length change caused by stretching. The tentering coefficient refers to the coefficient used to describe the width change caused by tentering. The rotational speed coefficient refers to the coefficient used for the relationship between rotational speed and tension.

[0138] The embodiment of the present invention performs width setting on the to-be-set textile based on the width-expanding roller spacing and the width-expanding roller speed, and obtains the fixed-width textile, which can accurately control the width setting length and width of the textile to meet specific size requirements.

[0139] S4. Analyze the cooling mode of the tenter-setting machine, calculate the cooling efficiency of the fixed-width textile based on the cooling mode, and construct a cooling control mechanism of the tenter-setting machine based on the cooling efficiency.

[0140] The embodiment of the present invention can reduce the shrinkage caused by thermal expansion and contraction by analyzing the cooling mode of the tenter setting machine, and ensure the dimensional stability after the width is set. The cooling mode refers to the method or technology used in the cooling process of the textile after heat treatment in the tenter setting machine, such as air cooling and cooling rollers.

[0141] The embodiment of the present invention can cool down the fixed-width textile faster and shorten the production cycle by calculating the cooling efficiency of the fixed-width textile based on the cooling mode.

[0142] As an embodiment of the present invention, the step of calculating the cooling efficiency of the fixed-width textile based on the cooling mode includes:

[0143] Determine that the cooling mode is air cooling, and analyze the wind speed, wind temperature, cross-sectional area of ​​the air duct and specific heat capacity of the cooling;

[0144] Determining the cooling time of the air cooling, and measuring the ambient temperature after the fixed-width textile is air cooled;

[0145] Obtaining an initial temperature of the fixed-width textile and determining a target temperature that the fixed-width textile needs to reach;

[0146] analyzing a textile specific heat capacity and a textile mass of the fixed width textile;

[0147] The cooling efficiency of the fixed-width textile is calculated using the following formula according to the wind speed, the wind temperature, the cross-sectional area of ​​the wind duct, the cooling time, the air specific heat capacity, the ambient temperature, the initial temperature, the target temperature, the textile specific heat capacity, and the textile mass:

[0148]

[0149] Among them, X represents the cooling efficiency, Y d Indicates textile quality, B d represents the specific heat capacity of textiles, W d represents the initial temperature, W m represents the target temperature, v f represents wind speed, t f Indicates the cooling time, P f Indicates the cross-sectional area of ​​the air duct, B f represents the specific heat capacity of air, W e Indicates the ambient temperature, W f Indicates wind temperature.

[0150] Wherein, the wind speed refers to the speed of air flow in air cooling. The wind temperature refers to the temperature of air flow in air cooling. The cross-sectional area of ​​the air duct refers to the cross-sectional area of ​​the duct where the wind flows in the air cooling system. The cooling time refers to the residence time of a specified length of textile in the air cooling system. The specific heat capacity of air refers to the amount of heat absorbed or released by a unit mass of air when the temperature changes by 1 degree Celsius. The ambient temperature refers to the temperature of the environment surrounding the air cooling system. The target temperature is the final temperature that a specified length of textile needs to reach. The specific heat capacity of textile refers to the amount of heat absorbed or released by a unit mass of textile when the temperature changes by 1 degree Celsius.

[0151] Optionally, the analysis of the textile specific heat capacity of the fixed-width textile can be performed by a specific heat capacity testing method, wherein the specific heat capacity testing refers to testing on a thermal analysis instrument (such as a differential scanning calorimeter DSC), and the specific heat capacity is calculated by recording the thermal response of the textile at different temperatures.

[0152] The embodiment of the present invention can ensure that the temperature and humidity of the textiles are optimally controlled during the cooling process by constructing a cooling control mechanism of the tenter setting machine based on the cooling efficiency, thereby improving the quality and consistency of the product. The cooling control mechanism refers to a system or method for controlling the cooling process of the tenter setting machine.

[0153] As an embodiment of the present invention, the cooling control mechanism of the stenter setting machine is constructed based on the cooling efficiency, including:

[0154] Based on the cooling efficiency, a cooling efficiency analysis model of the stenter setting machine is constructed;

[0155] Analyze the cooling process of the tenter setting machine, and build a cooling sensor network of the tenter setting machine based on the cooling process;

[0156] Using the cooling sensor network to collect cooling data of the cooling process in real time;

[0157] Constructing a control strategy for the cooling process according to the cooling data and the cooling efficiency analysis model;

[0158] Based on the control strategy, construct a cooling control unit of the cooling process;

[0159] A cooling control mechanism of the stentering machine is constructed according to the cooling efficiency analysis model, the cooling sensor network, the control strategy and the cooling control unit.

[0160] The cooling efficiency analysis model refers to a mathematical model used to analyze the relationship between cooling efficiency and various parameters in the cooling process (such as wind speed, wind temperature, humidity, cooling time, etc.). The cooling process refers to the process of a certain width of textile passing through a cooling module in a stenter setting machine. The cooling sensor network refers to a group of sensors installed on the cooling module. The control strategy refers to a method for instructing the cooling control unit on how to adjust the cooling parameters to achieve the best cooling efficiency. The cooling control unit refers to a central processing unit responsible for receiving sensor data, executing the control strategy, and sending control signals to the actuator.

[0161] Optionally, the cooling efficiency analysis model of the stentering machine based on the cooling efficiency may be constructed by a machine learning algorithm.

[0162] Optionally, the control strategy for constructing the cooling process based on the cooling data and the cooling efficiency analysis model can be constructed by analyzing the cooling data using the cooling efficiency analysis model to determine the current state of the cooling process and a cooling parameter adjustment plan.

[0163] S5. Based on the heat setting control mechanism and the cooling control mechanism, a dual-duct frequency conversion control module of the stenter setting machine is constructed. Based on the dual-duct frequency conversion control module, the spacing between the expanding rollers and the speed of the expanding rollers, the stenter setting machine is used to set the textile to be set, and then a setting process flow of the textile to be set is generated.

[0164] The embodiment of the present invention can quickly respond to changes in the production process by constructing a dual-duct frequency conversion control module of the stenter setting machine based on the heat setting control mechanism and the cooling control mechanism, thereby ensuring stable operation of the production line, reducing downtime, and improving overall production efficiency. The embodiment of the present invention can quickly respond to changes in the production process by constructing a dual-duct frequency conversion control module of the stenter setting machine based on the heat setting control mechanism and the cooling control mechanism, thereby ensuring stable operation of the production line, reducing downtime, and improving overall production efficiency. The dual-duct frequency conversion control module refers to a system for temperature control and wind speed regulation of the heat setting and cooling processes of the stenter setting machine.

[0165] As an embodiment of the present invention, the dual-duct frequency conversion control module of the stenter setting machine is constructed based on the heat setting control mechanism and the cooling control mechanism, including:

[0166] constructing a heater of the tenter setting machine according to the heat setting control mechanism;

[0167] According to the cooling control mechanism, a cooler of the tenter setting machine is constructed;

[0168] Configure the fan and temperature control valve of the stenter setting machine, and install the frequency converter of the fan;

[0169] A heat setting air duct of the stenter setting machine is constructed by the heater, the fan and the temperature control valve;

[0170] A cooling air duct of the stentering machine is constructed by the cooler, the fan and the temperature control valve;

[0171] Constructing an isolation device for the heat setting air duct and the cooling air duct, and determining a switching mechanism between the heat setting air duct and the cooling air duct based on the isolation device;

[0172] Based on the heat setting air duct, the cooling air duct, the isolation device, the switching mechanism and the frequency converter, a dual-duct frequency conversion control module of the stenter setting machine is constructed.

[0173] Among them, the heater is used to generate hot air to provide the heat required for setting the textiles. The cooler is used to generate cold air to cool the textiles and fix the setting effect. The temperature control valve is used to adjust the temperature of the air entering the fan to ensure that the air temperature reaches the required level. The heat setting air duct is a channel for conveying hot air. The cooling air duct is a channel designed for conveying cold air. The isolation device is used to isolate the two air ducts when switching between the heat setting air duct and the cooling air duct to prevent cross contamination or mixing. The switching mechanism refers to determining the switching logic and operation sequence of the heat setting air duct and the cooling air duct based on the isolation device. The inverter lion is used to adjust the speed of the fan to control the wind speed of the air duct, thereby adjusting the airflow in the heat setting and cooling processes.

[0174] Optionally, the switching mechanism of determining the heat setting air duct and the cooling air duct based on the isolation device can be controlled by programming a programmable logic controller (PLC) to control the switching mechanism of the isolation device.

[0175] Furthermore, after the textile to be fixed is fixed by the stentering machine based on the dual-duct frequency conversion control module, the spacing of the widening rollers and the speed of the widening rollers, the process flow of fixing the textile to be fixed is generated, which can reduce the operation steps and time, thereby improving production efficiency. The process flow of fixing the textile to be fixed refers to a series of steps performed in a specific order and under specific conditions.

[0176] S6. Analyze the width-setting parameters of the width-setting process flow, and analyze the width-setting state of the to-be-width-set textile in the width-setting process flow by using the trained heat-setting model through the width-setting parameters, determine the production speed parameters of the stentering and setting machine based on the width-setting state, and intelligently adjust the production speed of the stentering and setting machine according to the production speed parameters.

[0177] The embodiment of the present invention can identify bottlenecks and inefficient links in the production process by analyzing the width setting parameters of the width setting process flow, thereby taking measures to improve production efficiency. The width setting parameters refer to the parameters involved in the width setting process of the textile in the stenter setting machine.

[0178] Optionally, as an embodiment of the present invention, the analysis of the width-fixing parameters of the width-fixing process flow can be analyzed by a statistical analysis method, wherein the statistical analysis method refers to a type of method that uses statistical principles and tools to analyze data during the data analysis process to draw conclusions or make predictions, such as regression analysis, variance analysis, etc.

[0179] In the embodiment of the present invention, the optimal combination of width setting parameters can be found by analyzing the width setting state of the to-be-width-set textile in the width setting process flow using the trained heat setting model, thereby optimizing the width setting process flow and improving production efficiency and product quality. The heat setting model refers to a mathematical or computational model used to predict and analyze the performance of textiles during the heat setting process. The width setting state refers to the physical and chemical state of the textile in the width setting process flow.

[0180] Furthermore, the embodiment of the present invention can help ensure the quality standard of the product while improving the running speed of the production line and shortening the production cycle by determining the production speed parameters of the tenter setting machine based on the tenter setting state. The production speed parameters refer to a series of parameters used to control the speed and rhythm of the production line during the production process of the tenter setting machine.

[0181] As an embodiment of the present invention, determining the production speed parameter of the stentering machine based on the stenting state includes:

[0182] Based on the stenting state, determining the current production speed parameter of the stentering machine;

[0183] Analyzing the influencing factors of the fixed width state according to the current production speed parameters;

[0184] According to the influencing factors, the current production speed parameters are optimized to obtain optimized production speed parameters;

[0185] Analyzing the optimized width setting state under the optimized production speed parameters;

[0186] When the optimized width setting state meets the preset width setting state standard, the optimized production speed parameter is used as the production speed parameter of the stenter setting machine.

[0187] Among them, the current production speed parameters refer to a series of production speed parameters of the tenter setting machine in production. The preset production efficiency threshold refers to the upper or lower limit of production efficiency pre-set according to the production plan and product requirements. The process parameters refer to the parameters that can be adjusted during the production process of the tenter setting machine, such as fabric running speed, rotation speed, tension, temperature, etc. The influencing factors refer to various factors that affect the production efficiency of the tenter setting machine, such as equipment performance, system response speed, etc. The optimized production efficiency refers to the production efficiency determined according to the optimized process parameters.

[0188] Optionally, the determination of the current production efficiency of the stentering machine based on the width-fixing state can be calculated by collecting production data, wherein the production data includes: production time, product quantity and width-fixing area.

[0189] The embodiment of the present invention can ensure the quality while running the production process at the highest efficiency, reduce idle time, and improve the output of the production line by intelligently adjusting the production speed of the stenter setting machine according to the production speed parameters.

[0190] The embodiment of the present invention can help ensure that the textile achieves the best physical properties and appearance effect during the shaping process by analyzing the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be shaped according to the core material; optionally, the embodiment of the present invention can improve the production speed and production efficiency by determining the optimal shaping temperature of the textile to be shaped based on the heat setting curve; the embodiment of the present invention can help optimize the parameter setting in the production process by calculating the stretching tension and tentering tension of the textile to be shaped based on the elastic coefficient, the elastic modulus and the shaping effect requirement, so as to achieve more effective stretching and shaping; The embodiment of the present invention can reduce the shrinkage caused by thermal expansion and contraction by analyzing the cooling mode of the stenter setting machine, and ensure the dimensional stability after stenting; the embodiment of the present invention can quickly respond to changes in the production process by constructing a dual-duct frequency conversion control module of the stenter setting machine based on the heat setting control mechanism and the cooling control mechanism, ensure the stable operation of the production line, reduce downtime, and improve overall production efficiency. Finally, the embodiment of the present invention can ensure the quality while running at the highest efficiency of the production process by intelligently adjusting the production speed of the stenter setting machine according to the production speed parameters, reduce idle time, and improve the output of the production line. Therefore, the present invention can improve the production efficiency of stenter setting.

[0191] like Figure 2 The figure shows a functional module diagram of a production speed intelligent adjustment system for stentering and shaping provided by an embodiment of the present invention.

[0192] The production speed intelligent adjustment system 200 for stentering and setting of the present invention can be installed in an electronic device. According to the functions to be implemented, the production speed intelligent adjustment system 200 for stentering and setting can include a textile analysis module 201, a heat setting control module 202, a tension analysis module 203, a cooling control module 204, a width setting process analysis module 205 and a production speed adjustment module 206. The module of the present invention can also be called a unit, which refers to a series of computer program segments that can be executed by an electronic device processor and can complete fixed functions, which are stored in the memory of the electronic device.

[0193] In this embodiment, the functions of each module / unit are as follows:

[0194] The textile analysis module 201 is used to obtain a stentering machine and a textile to be stented, identify a core material of the textile to be stented, and analyze the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be stented based on the core material;

[0195] The heat setting control module 202 is used to determine the width setting effect requirement of the textile to be set, construct a heat setting curve for the textile to be set based on the width setting effect requirement, the thermal sensitivity and the melting point, determine the optimal setting temperature of the textile to be set based on the heat setting curve, and construct a heat setting control mechanism for the stenter setting machine based on the optimal setting temperature;

[0196] The tension analysis module 203 is used to calculate the stretching tension and the tentering tension of the textile to be fixed based on the elastic coefficient, the elastic modulus and the requirement for the fixing effect, analyze the width expansion roller spacing and the width expansion roller speed of the tenter setting machine based on the stretching tension, the tentering tension and the requirement for the fixing effect, and fix the textile to be fixed based on the width expansion roller spacing and the width expansion roller speed to obtain a fixed-width textile;

[0197] The cooling control module 204 is used to analyze the cooling mode of the tenter setting machine, calculate the cooling efficiency of the fixed width textile based on the cooling mode, and construct a cooling control mechanism of the tenter setting machine based on the cooling efficiency;

[0198] The width setting process analysis module 205 is used to construct a dual-duct frequency conversion control module of the stenter setting machine based on the heat setting control mechanism and the cooling control mechanism, and generate a width setting process flow of the textile to be width set after the textile to be width set is width set by the stenter setting machine based on the dual-duct frequency conversion control module, the spacing of the widening rollers and the speed of the widening rollers;

[0199] The production speed adjustment module 206 is used to analyze the width-setting parameters of the width-setting process flow, and analyze the width-setting state of the to-be-width-set textile in the width-setting process flow by using the trained heat-setting model through the width-setting parameters, determine the production speed parameters of the stenter-setting machine based on the width-setting state, and perform intelligent adjustment of the production speed of the stenter-setting machine according to the production speed parameters.

[0200] An embodiment of the present invention provides an electronic device for realizing an intelligent production speed adjustment method for stentering and shaping.

Claims

1. A method for intelligently adjusting the production speed of stentering, characterized in that: The method comprises: Obtaining a stentering machine and a textile to be stented, identifying a core material of the textile to be stented, and analyzing the thermal sensitivity, melting point, elastic coefficient, and elastic modulus of the textile to be stented based on the core material; The requirements for the width setting effect of the textile to be width-set are clarified, and based on the requirements for the width setting effect, the thermal sensitivity and the melting point, a heat setting curve of the textile to be width-set is constructed, based on the heat setting curve, an optimal setting temperature of the textile to be width-set is determined, and based on the optimal setting temperature, a heat setting control mechanism of the stenter setting machine is constructed; Based on the elastic coefficient, the elastic modulus and the width setting effect requirement, the stretching tension and the tentering tension of the textile to be width-set are calculated; based on the stretching tension, the tentering tension and the width setting effect requirement, the width-setting of the textile to be width-set and the speed of the tentering rollers are analyzed; based on the width-setting of the textile to be width-set and the speed of the tentering rollers, the textile to be width-set is width-set to obtain a width-set textile; Analyzing a cooling mode of the tenter setting machine, calculating a cooling efficiency of the fixed width textile based on the cooling mode, and constructing a cooling control mechanism of the tenter setting machine based on the cooling efficiency; Based on the heat setting control mechanism and the cooling control mechanism, a dual-duct frequency conversion control module of the stenter setting machine is constructed, and based on the dual-duct frequency conversion control module, the width expansion roller spacing and the width expansion roller speed, the width setting process flow of the textile to be set is generated after the textile to be set is set by the stenter setting machine; Analyze the width-setting parameters of the width-setting process flow, analyze the width-setting state of the to-be-width-set textile in the width-setting process flow through the width-setting parameters using a trained heat-setting model, determine the production speed parameters of the stenter-setting machine based on the width-setting state, and intelligently adjust the production speed of the stenter-setting machine according to the production speed parameters.

2. The method for intelligently adjusting the production speed of stentering and setting according to claim 1, characterized in that: The step of analyzing the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be fixed in width according to the core material comprises: Performing a heat shrinkage test on the core material to obtain a heat shrinkage test result, and calculating a heat shrinkage rate of the core material based on the heat shrinkage test result; Determining the thermal sensitivity of the textile to be fixed in width according to the thermal shrinkage rate; Performing a melting experiment on the core material to obtain a melting experiment result, calculating the material melting point of the core material based on the melting experiment result, and determining the melting point of the textile to be fixed according to the material melting point; Establishing a temperature environment for the core material, and performing a tensile test on the core material based on the temperature environment to obtain material stress, material strain, material stress peak value, and material strain peak value of the core material; Calculating the material elastic coefficient and material elastic modulus of the core material according to the material stress, material strain, material stress peak value and material strain peak value; Constructing an elasticity-temperature curve of the core material according to the temperature environment, the material elastic coefficient, and the material elastic modulus; The elastic coefficient and elastic modulus of the textile to be fixed are analyzed through the elasticity-temperature curve.

3. The method for intelligently adjusting the production speed of stenter setting according to claim 1, characterized in that: The heat setting control mechanism of the tenter setting machine is constructed based on the optimal setting temperature, including: Based on the optimal setting temperature, configuring a temperature control device of the tenter setting machine; Analyzing the energy loss coefficient of the temperature control device; configuring a sensor network of the temperature control device; Calculating the total temperature control energy of the temperature control device according to the optimal setting temperature and the energy loss coefficient; Performing Laplace transformation on the total temperature control energy to obtain a temperature control model of the temperature control device; According to the temperature control model, the temperature control device and the sensor network, a heat setting control mechanism of the stenter setting machine is constructed.

4. The method for intelligently adjusting the production speed of stentering and setting according to claim 1, characterized in that: The step of calculating the stretching tension and the tentering tension of the textile to be fixed in width based on the elastic coefficient, the elastic modulus and the width fixing effect requirement comprises: Measuring the original length, original width and transverse cross-sectional area of ​​the textile to be fixed; Analyze the required width and length of the sizing effect; The stretching tension and the tentering tension of the textile to be fixed are calculated according to the elastic coefficient, the elastic modulus, the fixed length, the fixed width, the original length, the original width and the transverse cross-sectional area.

5. The method for intelligently adjusting the production speed of stenter setting according to claim 1, characterized in that: The step of analyzing the spacing and speed of the expanding rollers of the stenter setting machine based on the stretching tension, the tentering tension, and the requirement for the tentering effect includes: Obtaining the original width and longitudinal cross-sectional area of ​​the textile to be fixed corresponding to the stentering machine; Analyzing the Poisson's ratio of the textile to be fixed; Based on the stretching tension and the tentering tension, the stretching coefficient, the tentering coefficient and the rotation speed coefficient of the tentering setting machine are analyzed; The expansion roller spacing and expansion roller speed of the stenter setting machine are calculated according to the original width, the longitudinal cross-sectional area, the Poisson's ratio, the stretching tension, the tentering tension, the stretching coefficient, the tentering coefficient and the rotation speed coefficient.

6. The method for intelligently adjusting the production speed of stentering and setting according to claim 1, characterized in that: The step of calculating the cooling efficiency of the fixed-width textile based on the cooling mode comprises: Determine that the cooling mode is air cooling, and analyze the wind speed, wind temperature, cross-sectional area of ​​the air duct and specific heat capacity of the cooling; Determining the cooling time of the air cooling, and measuring the ambient temperature after the fixed-width textile is air cooled; Obtaining an initial temperature of the fixed-width textile and determining a target temperature that the fixed-width textile needs to reach; analyzing a textile specific heat capacity and a textile mass of the fixed width textile; The cooling efficiency of the fixed-width textile is calculated according to the wind speed, the wind temperature, the cross-sectional area of ​​the wind duct, the cooling time, the air specific heat capacity, the ambient temperature, the initial temperature, the target temperature, the textile specific heat capacity and the textile mass.

7. The method for intelligently adjusting the production speed of stentering and setting according to claim 1, characterized in that: The cooling control mechanism of the stenter setting machine is constructed based on the cooling efficiency, including: Based on the cooling efficiency, a cooling efficiency analysis model of the stenter setting machine is constructed; Analyze the cooling process of the tenter setting machine, and build a cooling sensor network of the tenter setting machine based on the cooling process; Using the cooling sensor network to collect cooling data of the cooling process in real time; Constructing a control strategy for the cooling process according to the cooling data and the cooling efficiency analysis model; Based on the control strategy, construct a cooling control unit of the cooling process; A cooling control mechanism of the stentering machine is constructed according to the cooling efficiency analysis model, the cooling sensor network, the control strategy and the cooling control unit.

8. The method for intelligently adjusting the production speed of stentering and setting according to claim 1, characterized in that: The dual-air duct frequency conversion control module of the stenter setting machine is constructed based on the heat setting control mechanism and the cooling control mechanism, including: constructing a heater of the tenter setting machine according to the heat setting control mechanism; According to the cooling control mechanism, a cooler of the tenter setting machine is constructed; Configure the fan and temperature control valve of the stenter setting machine, and install the frequency converter of the fan; A heat setting air duct of the stenter setting machine is constructed by the heater, the fan and the temperature control valve; A cooling air duct of the stentering machine is constructed by the cooler, the fan and the temperature control valve; Constructing an isolation device for the heat setting air duct and the cooling air duct, and determining a switching mechanism between the heat setting air duct and the cooling air duct based on the isolation device; Based on the heat setting air duct, the cooling air duct, the isolation device, the switching mechanism and the frequency converter, a dual-duct frequency conversion control module of the stenter setting machine is constructed.

9. The method for intelligently adjusting the production speed of stentering and setting according to claim 1, characterized in that: The step of determining the production speed parameter of the stentering machine based on the stenting state includes: Based on the stenting state, determining the current production speed parameter of the stentering machine; Analyzing the influencing factors of the fixed width state according to the current production speed parameters; According to the influencing factors, the current production speed parameters are optimized to obtain optimized production speed parameters; Analyzing the optimized width setting state under the optimized production speed parameters; When the optimized width setting state meets the preset width setting state standard, the optimized production speed parameter is used as the production speed parameter of the stenter setting machine.

10. An intelligent production speed adjustment system for stentering, characterized in that: The system for executing the production speed intelligent adjustment method of stenter setting according to any one of claims 1 to 9 comprises: A textile analysis module, used to obtain a tentering machine and a textile to be set, identify a core material of the textile to be set, and analyze the thermal sensitivity, melting point, elastic coefficient and elastic modulus of the textile to be set based on the core material; A heat setting control module, used to clarify the width setting effect requirement of the textile to be set, construct a heat setting curve of the textile to be set based on the width setting effect requirement, the thermal sensitivity and the melting point, determine the optimal setting temperature of the textile to be set based on the heat setting curve, and construct a heat setting control mechanism of the stenter setting machine based on the optimal setting temperature; a tension analysis module, for calculating the stretching tension and the tentering tension of the to-be-set textile based on the elastic coefficient, the elastic modulus and the requirement for the width setting effect, analyzing the width expansion roller spacing and the width expansion roller speed of the tenter setting machine based on the stretching tension, the tentering tension and the requirement for the width setting effect, and performing width setting on the to-be-set textile based on the width expansion roller spacing and the width expansion roller speed to obtain a fixed-width textile; A cooling control module, used for analyzing the cooling mode of the tenter setting machine, calculating the cooling efficiency of the fixed width textile based on the cooling mode, and constructing a cooling control mechanism of the tenter setting machine based on the cooling efficiency; A width setting process analysis module is used to construct a dual-duct frequency conversion control module of the stenter setting machine based on the heat setting control mechanism and the cooling control mechanism, and generate a width setting process flow of the textile to be width set after the textile to be width set is width set by the stenter setting machine based on the dual-duct frequency conversion control module, the spacing of the widening rollers and the speed of the widening rollers; The production speed adjustment module is used to analyze the width-setting parameters of the width-setting process flow, analyze the width-setting state of the to-be-width-set textile in the width-setting process flow by using the trained heat-setting model through the width-setting parameters, determine the production speed parameters of the stenter-setting machine based on the width-setting state, and intelligently adjust the production speed of the stenter-setting machine according to the production speed parameters.

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