CN115268310B - Breathable adjustable control system for textile fabric - Google Patents
Breathable adjustable control system for textile fabric Download PDFInfo
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- CN115268310B CN115268310B CN202210696896.6A CN202210696896A CN115268310B CN 115268310 B CN115268310 B CN 115268310B CN 202210696896 A CN202210696896 A CN 202210696896A CN 115268310 B CN115268310 B CN 115268310B
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- 239000004744 fabric Substances 0.000 title claims abstract description 57
- 239000004753 textile Substances 0.000 title claims abstract description 23
- 238000004519 manufacturing process Methods 0.000 claims abstract description 32
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 25
- 238000004458 analytical method Methods 0.000 claims abstract description 18
- 239000000463 material Substances 0.000 claims abstract description 16
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000003466 welding Methods 0.000 claims abstract description 7
- 239000002131 composite material Substances 0.000 claims abstract description 4
- 238000007789 sealing Methods 0.000 claims abstract description 4
- 238000009423 ventilation Methods 0.000 claims abstract 5
- 208000015181 infectious disease Diseases 0.000 claims description 16
- IAYPIBMASNFSPL-UHFFFAOYSA-N Ethylene oxide Chemical compound C1CO1 IAYPIBMASNFSPL-UHFFFAOYSA-N 0.000 claims description 15
- 230000035699 permeability Effects 0.000 claims description 14
- 230000002265 prevention Effects 0.000 claims description 12
- 238000012545 processing Methods 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 11
- 230000003044 adaptive effect Effects 0.000 claims description 9
- 238000009957 hemming Methods 0.000 claims description 9
- 238000003825 pressing Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 230000029058 respiratory gaseous exchange Effects 0.000 claims description 9
- 241000894006 Bacteria Species 0.000 claims description 6
- 230000002458 infectious effect Effects 0.000 claims description 6
- 239000002994 raw material Substances 0.000 claims description 6
- 230000001954 sterilising effect Effects 0.000 claims description 6
- 241000233866 Fungi Species 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 230000004888 barrier function Effects 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 230000000249 desinfective effect Effects 0.000 claims description 3
- 238000007731 hot pressing Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000004659 sterilization and disinfection Methods 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 230000009471 action Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 241000700605 Viruses Species 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2/00—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor
- A61L2/16—Methods or apparatus for disinfecting or sterilising materials or objects other than foodstuffs or contact lenses; Accessories therefor using chemical substances
- A61L2/20—Gaseous substances, e.g. vapours
- A61L2/206—Ethylene oxide
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2101/00—Chemical composition of materials used in disinfecting, sterilising or deodorising
- A61L2101/32—Organic compounds
- A61L2101/44—Heterocyclic compounds
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L2202/00—Aspects relating to methods or apparatus for disinfecting or sterilising materials or objects
- A61L2202/20—Targets to be treated
- A61L2202/26—Textiles, e.g. towels, beds, cloths
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Health & Medical Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Epidemiology (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention discloses a ventilation adjustable control system for textile fabric, which comprises a textile fabric ventilation control system and is characterized in that: the textile fabric ventilation control system comprises an information collection module, an additional installation module and a manufacturing department overall module, wherein the information collection module comprises an overseas epidemic situation information unit, a domestic epidemic situation information unit, a provincial epidemic situation information unit and an urban epidemic situation information unit, the additional installation module comprises a non-woven fabric selection unit, a melt-blown cloth selection unit and an ear belt selection unit, the manufacturing department overall module comprises a goods feeding unit and a mask analysis unit, and the basic operation flow of the additional installation module comprises the following steps: completing the composite forming of the multi-layer materials of the planar mask by utilizing ultrasonic welding and automatic edge sealing; combining the multi-layer mask materials; retracting the combined material into the nose clip to gather the combined material out of the laminate structure; flattening the mask by a tablet press; the invention has the characteristics of strong practicability and capability of preventing excess capacity.
Description
Technical Field
The invention relates to the technical field of mask production, in particular to an adjustable air permeability control system for textile fabrics.
Background
The demand of the mask is increased, the mask manufacturer produces excessive capacity in a large scale, the mask has a service life, the filtering performance of the mask is poor after the service life is prolonged, and the virus resisting effect is reduced, so that the design of the breathable adjustable control system for the textile fabric, which is produced according to the demand, is necessary.
Disclosure of Invention
The invention aims to provide an air permeability adjustable control system for textile fabric, which is used for solving the problems in the background technology.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a gas permeability adjustable control system that textile fabric used, includes textile fabric gas permeability control system, its characterized in that: the textile fabric air permeability control system comprises an information collection module, an additional installation module and a manufacturing department overall module, wherein the information collection module comprises an overseas epidemic situation information unit, a domestic epidemic situation information unit, a provincial epidemic situation information unit and an urban epidemic situation information unit, the additional installation module comprises a non-woven fabric selection unit, a melt-blown cloth selection unit and an ear belt selection unit, and the manufacturing department overall module comprises a goods feeding unit and a mask analysis unit.
According to the technical scheme, the basic operation flow of the adding module comprises the following steps:
completing the composite forming of the multi-layer materials of the planar mask by utilizing ultrasonic welding and automatic edge sealing;
combining the multi-layer mask materials;
retracting the combined material into the nose clip to gather the combined material out of the laminate structure;
flattening the mask by a tablet press;
the single cutting and hemming of the mask is realized by full-automatic no-manual treatment, different masks have slight manufacturing differences, some are hemming, some are directly formed by smearing adhesive and pressing or hot pressing, and the obtained mask is a single mask main body, and the mask main body is subjected to hemming and pressing again;
the mask after edge repairing and pressing is connected into a string, then the reinforced edge is cut, and the mask is molded;
ear strap welding is carried out on the finished mask;
the fragile non-woven fabric is generally not sterilized at high temperature, and is sterilized by using colorless gas such as ethylene oxide to kill bacteria, mold and fungi, and analyzed for several days after sterilization, and the ethylene oxide content is checked to reach the standard, and then the mask is transported out.
According to the technical scheme, the foreign epidemic situation information unit monitors the foreign epidemic situation in real time and records the number P of infected people in each country Foreign countries Setting the total population number abroad as P Foreign general population The data are updated by staff every twenty-four hours, the domestic epidemic situation information unit monitors the state of the whole country epidemic situation in real time, and records the number P of infection people in the whole country Domestic use Setting the total population number in China as P Domestic general population The data are updated by staff in real time, and the provincial epidemic information unit and the urban epidemic information unit are used for recording the number P of infected persons in each provincial and the city to which each provincial belongs City And marking the high risk infection areas therein
The regulation and control flow of the production quantity of the mask comprises the following steps:
setting urban population as P Normally live Setting the annual inflow population of the city as P Inflow into Setting the vitality index of each city as K, inputting the vitality index of each city by office staff, updating once a year, dividing K into twenty-three layers in total of K1-K23, wherein K=P Inflow into /P Normally live K1 represents the lowest urban vitality index, K23 represents the highest urban vitality index, and if the urban vitality index is the highest urban vitality index, the infected person appears, and the mask manufacturer makes the number of infected persons P in each city City Counting, and predicting the number of infected people P in the future 15 days according to the urban vitality index Prejudging ，P Prejudging =[P City *（K+P Domestic use /P Domestic general population +P Foreign countries /P Foreign general population ）/100] 15 The number of the prejudicers is the number of the infected people in 15 days of natural life under the condition of no interference, and mask manufacturers produce corresponding number of masks in advance according to the number of the prejudicers, so that excessive production of the masks is avoided;
setting the conventional production quantity of the mask as M, and prejudging the production quantity of the mask during the infection period of personnel as M Prejudging ,M Prejudging =M*（1+P Prejudging /P Normally live ) And calculating the number of masks required to be produced by manufacturers, and calculating the number of specific masks, so that excessive productivity is avoided on one hand, and the condition that the masks are out of date due to mass purchase of urban personnel is controlled on the other hand.
According to the technical scheme, the mask classification regulation and control flow comprises the following steps:
epidemic prevention mask is divided into common medical mask and KN95 mask;
the common medical mask is divided into an inner layer, a middle layer and an outer layer, wherein the inner layer is used for resisting moisture exhaled by a wearer, the middle layer is used as a barrier for resisting bacteria, the outer layer is used for preventing liquid from splashing, the inner layer and the outer layer are both made of non-woven fabrics, and the middle layer is made of melt-blown cloth;
the density of the meltblown web was set to U1:20-25 g/square meter, U2:26-49 g/square meter and U3:50-55 g/square meter, U1, U2 and U3 can be made into masks with different epidemic prevention degrees, and the epidemic prevention performance of U1, U2 and U3 is gradually increased;
setting cityThe upper limit of the number of infected people in the market is P Upper limit of ，P Upper limit of By the resident population P of each city Normally live Limit, P Upper limit of =P Normally live 1000000 city epidemic situation information unit for monitoring current number of infected people exceeding P Upper limit of The current urban epidemic situation is judged to be serious, the U2 and U3 masks are uniformly formulated for the city, the processing of the U1 mask is temporarily stopped, and the urban medical staff is set as P Medical care device Setting the prejudging processing U3 mask as M U3 ，M U3 =P Medical care device * 1.1.15, setting the prejudgement processing U2 mask as M U2 ，M U2 =M Prejudging -M U3 。
According to the technical scheme, the melt-blown cloth selection unit regulates and controls the flow:
during urban non-infectious personnel, mask manufacturers at 9: u1, U2 and U3 masks are produced in a ratio of 0.7:0.3, the U3 mask has weak air permeability, the wearing is not needed under the conventional condition, the U1 mask meets the daily epidemic prevention requirement, and the small amount of U2 and U3 masks can be produced;
urban infected persons break through 0 and are lower than P Upper limit of Producing U1, U2 and U3 masks in a ratio of 3:5:2, wherein the people who infect the crowd area at this stage can purchase the U2 masks as the main part, and the production of the U2 masks is increased to meet the demands of the people;
if the number of infected people is reduced to P Upper limit of And then producing U1, U2 and U3 masks according to the ratio of 3:5:2, and adjusting the production types of the masks in real time to ensure that the productivity is consumed immediately.
The breathing property of the mask takes the density of middle layer melt-blown cloth as a judgment standard, the breathing property of the U1 mask is the best, the breathing property of the U3 mask is the worst, and the mask with corresponding quantity is produced according to the requirements, so that on one hand, the cost is saved, the unnecessary waste is avoided, and on the other hand, the expiration of the mask caused by excessive productivity is avoided.
According to the technical scheme, the cargo inlet unit regulation and control flow comprises the following steps:
the non-woven fabrics are selected from waterproof non-woven fabrics, melt-blown fabrics and conventional non-woven fabrics;
the raw materials of the U1, U2 and U3 mask are different in melt-blown cloth and processing mode;
and purchasing the corresponding quantity of the adaptive melt-blown cloth when the quantity of the produced masks is prejudged, and the cost risk is caused by piling up the melt-blown cloth due to the fluctuation of the price of the melt-blown cloth, so that the proper quantity of the melt-blown cloth is purchased.
According to the technical scheme, the mask analysis and prejudgment process comprises the following steps:
sterilizing and disinfecting the ethylene oxide before the mask leaves the factory, and standing the sterilized mask for seven to fifteen days until the ethylene oxide dissipates to be delivered;
setting the analysis time of the U1 mask to seven to eight days, the analysis time of the U2 mask to nine to twelve days, the analysis time of the U3 mask to thirteen to fifteen days, and the infectious person exceeds P Upper limit of During the period, the U2 mask enters the market in batches at the maximum of nine days, and the mask P required by the population of the current city is reserved in nine days Reservation =P Normally live *1.1*9；
The mask manufacturer always reserves the U2 mask quantity required by nine days, ensures that the personnel requirement is satisfied during the mass production of the U2 masks, and outputs the reserved batch of masks when the time exceeds nine days, presses down the mask volume completed by new analysis for nine days, and replaces the masks in sequence to ensure that the reserved masks cannot expire.
According to the technical scheme, the non-woven fabric selecting unit is used for selecting different non-woven fabrics according to the mask type to be manufactured, the melt-blown cloth selecting unit is used for selecting different melt-blown cloths according to the mask type to be manufactured, the ear band selecting unit is used for selecting an adaptive ear band according to the mask type, the goods feeding unit is used for purchasing a proper amount of raw materials according to the mask type, and the mask analyzing unit is used for controlling the ethylene oxide dissipation time of the mask.
According to the technical scheme, the ear strap selection process comprises the following steps:
according to the mask type, the adaptive ear belts are selected, the U1 mask and the U2 mask use the same kind of ear belts, and the ear belt of the U3 mask is the other kind.
Drawings
The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:
fig. 1 is a schematic diagram of the system of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, the present invention provides the following technical solutions: the utility model provides a gas permeability adjustable control system that textile fabric used, includes textile fabric gas permeability control system, and textile fabric gas permeability control system is including information collection module, installs module and manufacturing department overall module additional, and information collection module is including foreign epidemic situation information unit, domestic epidemic situation information unit, provincial epidemic situation information unit and city epidemic situation information unit additional, installs the module additional including non-woven fabrics selection unit, melt-blown cloth selection unit and ear area selection unit including the unit of advancing goods and gauze mask analytic unit.
And (3) adding a basic operation flow of a module:
completing the composite forming of the multi-layer materials of the planar mask by utilizing ultrasonic welding and automatic edge sealing;
combining the multi-layer mask materials;
retracting the combined material into the nose clip to gather the combined material out of the laminate structure;
flattening the mask by a tablet press;
the single cutting and hemming of the mask is realized by full-automatic no-manual treatment, different masks have slight manufacturing differences, some are hemming, some are directly formed by smearing adhesive and pressing or hot pressing, and the obtained mask is a single mask main body, and the mask main body is subjected to hemming and pressing again;
the mask after edge repairing and pressing is connected into a string, then the reinforced edge is cut, and the mask is molded;
ear strap welding is carried out on the finished mask;
the fragile non-woven fabric is generally not sterilized at high temperature, and is sterilized by using colorless gas such as ethylene oxide to kill bacteria, mold and fungi, and analyzed for several days after sterilization, and the ethylene oxide content is checked to reach the standard, and then the mask is transported out.
The foreign epidemic situation information unit monitors the foreign epidemic situation in real time and records the number P of infected people in each country Foreign countries Setting the total population number abroad as P Foreign general population The data are updated by staff every twenty-four hours, the domestic epidemic situation information unit monitors the state of the whole country epidemic situation in real time, and the number P of infection people in the whole country is recorded Domestic use Setting the total population number in China as P Domestic general population The data are updated by staff in real time, and the provincial epidemic situation information unit and the urban epidemic situation information unit are used for recording the number P of infected persons in each provincial and the city to which each provincial belongs City And marking the high risk infection areas therein
The regulation and control flow of the production quantity of the mask comprises the following steps:
setting urban population as P Normally live Setting the annual inflow population of the city as P Inflow into Setting the vitality index of each city as K, inputting the vitality index of each city by office staff, updating once a year, dividing K into twenty-three layers in total of K1-K23, wherein K=P Inflow into /P Normally live K1 represents the lowest urban vitality index, K23 represents the highest urban vitality index, and if the urban vitality index is the highest urban vitality index, the infected person appears, and the mask manufacturer makes the number of infected persons P in each city City Counting, and predicting the number of infected people P in the future 15 days according to the urban vitality index Prejudging ，P Prejudging =[P City *（K+P Domestic use /P Domestic general population +P Foreign countries /P Foreign general population ）/100] 15 The number of the prejudicers is the number of the infected people in 15 days of natural life under the condition of no interference, and mask manufacturers produce corresponding number of masks in advance according to the number of the prejudicers, so that excessive production of the masks is avoided;
setting the conventional production quantity of masks as M, and pre-judging personnel infectionDuring the period, the production quantity of the mask is M Prejudging ,M Prejudging =M*（1+P Prejudging /P Normally live ) And calculating the number of masks required to be produced by manufacturers, and calculating the number of specific masks, so that excessive productivity is avoided on one hand, and the condition that the masks are out of date due to mass purchase of urban personnel is controlled on the other hand.
The mask classification regulation and control flow comprises:
epidemic prevention mask is divided into common medical mask and KN95 mask;
the common medical mask is divided into an inner layer, a middle layer and an outer layer, wherein the inner layer is used for resisting moisture exhaled by a wearer, the middle layer is used as a barrier for resisting bacteria, the outer layer is used for preventing liquid from splashing, the inner layer and the outer layer are both made of non-woven fabrics, and the middle layer is made of melt-blown cloth;
the density of the meltblown web was set to U1:20-25 g/square meter, U2:26-49 g/square meter and U3:50-55 g/square meter, U1, U2 and U3 can be made into masks with different epidemic prevention degrees, and the epidemic prevention performance of U1, U2 and U3 is gradually increased;
setting the upper limit of the number of urban infection people as P Upper limit of ，P Upper limit of By the resident population P of each city Normally live Limit, P Upper limit of =P Normally live 1000000 city epidemic situation information unit for monitoring current number of infected people exceeding P Upper limit of The current urban epidemic situation is judged to be serious, the U2 and U3 masks are uniformly formulated for the city, the processing of the U1 mask is temporarily stopped, and the urban medical staff is set as P Medical care device Setting the prejudging processing U3 mask as M U3 ，M U3 =P Medical care device * 1.1.15, setting the prejudgement processing U2 mask as M U2 ，M U2 =M Prejudging -M U3 。
Melt blown cloth selection unit regulation and control flow:
during urban non-infectious personnel, mask manufacturers at 9: u1, U2 and U3 masks are produced in a ratio of 0.7:0.3, the U3 mask has weak air permeability, the wearing is not needed under the conventional condition, the U1 mask meets the daily epidemic prevention requirement, and the small amount of U2 and U3 masks can be produced;
urban infected persons break through 0 and are lower than P Upper limit of Producing U1, U2 and U3 masks in a ratio of 3:5:2, this stepPeople in the segment infected crowd area can purchase the U2 mask as the main part, and the production of the U2 mask is increased to meet the demands of the people;
if the number of infected people is reduced to P Upper limit of And then producing U1, U2 and U3 masks according to the ratio of 3:5:2, and adjusting the production types of the masks in real time to ensure that the productivity is consumed immediately.
The breathing property of the mask takes the density of middle layer melt-blown cloth as a judgment standard, the breathing property of the U1 mask is the best, the breathing property of the U3 mask is the worst, and the mask with corresponding quantity is produced according to the requirements, so that on one hand, the cost is saved, the unnecessary waste is avoided, and on the other hand, the expiration of the mask caused by excessive productivity is avoided.
And (3) a cargo inlet unit regulation and control flow:
the non-woven fabrics are selected from waterproof non-woven fabrics, melt-blown fabrics and conventional non-woven fabrics;
the raw materials of the U1, U2 and U3 mask are different in melt-blown cloth and processing mode;
and purchasing the corresponding quantity of the adaptive melt-blown cloth when the quantity of the produced masks is prejudged, and the cost risk is caused by piling up the melt-blown cloth due to the fluctuation of the price of the melt-blown cloth, so that the proper quantity of the melt-blown cloth is purchased.
The mask analysis and prejudgment process comprises the following steps:
sterilizing and disinfecting the ethylene oxide before the mask leaves the factory, and standing the sterilized mask for seven to fifteen days until the ethylene oxide dissipates to be delivered;
setting the analysis time of the U1 mask to seven to eight days, the analysis time of the U2 mask to nine to twelve days, the analysis time of the U3 mask to thirteen to fifteen days, and the infectious person exceeds P Upper limit of During the period, the U2 mask enters the market in batches at the maximum of nine days, and the mask P required by the population of the current city is reserved in nine days Reservation =P Normally live *1.1*9；
The mask manufacturer always reserves the U2 mask quantity required by nine days, ensures that the personnel requirement is satisfied during the mass production of the U2 masks, and outputs the reserved batch of masks when the time exceeds nine days, presses down the mask volume completed by new analysis for nine days, and replaces the masks in sequence to ensure that the reserved masks cannot expire.
The non-woven fabrics selecting unit is used for selecting different non-woven fabrics according to the mask type to be manufactured, the melt-blown cloth selecting unit is used for selecting different melt-blown cloths according to the mask type to be manufactured, the ear belt selecting unit is used for selecting an adaptive ear belt according to the mask type, the goods inlet unit is used for purchasing a proper amount of raw materials according to the mask type, and the mask analyzing unit is used for controlling the ethylene oxide dissipation time of the mask.
The ear strap selection process comprises the following steps:
according to the mask type, the adaptive ear belts are selected, the U1 mask and the U2 mask use the same kind of ear belts, and the ear belt of the U3 mask is the other kind.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a gas permeability adjustable control system that textile fabric used, includes textile fabric gas permeability control system, its characterized in that: the textile fabric air permeability control system comprises an information collection module, an additional installation module and a manufacturing department overall module, wherein the information collection module comprises an overseas epidemic situation information unit, a domestic epidemic situation information unit, a provincial epidemic situation information unit and an urban epidemic situation information unit, the additional installation module comprises a non-woven fabric selection unit, a melt-blown cloth selection unit and an ear belt selection unit, and the manufacturing department overall module comprises a goods feeding unit and a mask analysis unit;
the basic operation flow of the adding module comprises the following steps:
completing the composite forming of the multi-layer materials of the planar mask by utilizing ultrasonic welding and automatic edge sealing;
combining the multi-layer mask materials;
retracting the combined material into the nose clip to gather the combined material out of the laminate structure;
flattening the mask by a tablet press;
the single cutting and hemming of the mask is realized by full-automatic no-manual treatment, different masks have slight manufacturing differences, some are hemming, some are directly formed by smearing adhesive and pressing or hot pressing, and the obtained mask is a single mask main body, and the mask main body is subjected to hemming and pressing again;
the mask after edge repairing and pressing is connected into a string, then the reinforced edge is cut, and the mask is molded;
ear strap welding is carried out on the finished mask;
the fragile non-woven fabric is generally not sterilized at high temperature, namely, the colorless gas of ethylene oxide is used for killing bacteria, mold and fungi, the sterilization is carried out for a plurality of days, and the ethylene oxide content is checked to reach the standard, and then the mask is transported out;
the foreign epidemic situation information unit monitors the foreign epidemic situation in real time and records the number P of infected people in each country Foreign countries Setting the total population number abroad as P Foreign general population The data are updated by staff every twenty-four hours, the domestic epidemic situation information unit monitors the state of the whole country epidemic situation in real time, and records the number P of infection people in the whole country Domestic use Setting the total population number in China as P Domestic general population The data are updated by staff in real time, and the provincial epidemic information unit and the urban epidemic information unit are used for recording each provincial and each urban epidemic information unitThe number of infected people P in the city to which the urban environment belongs City And marking the high risk infection areas therein
The regulation and control flow of the production quantity of the mask comprises the following steps:
setting urban population as P Normally live Setting the annual inflow population of the city as P Inflow into Setting the vitality index of each city as K, inputting the vitality index of each city by office staff, updating once a year, dividing K into twenty-three layers in total of K1-K23, wherein K=P Inflow into /P Normally live K1 represents the lowest urban vitality index, K23 represents the highest urban vitality index, and if the urban vitality index is the highest urban vitality index, the infected person appears, and the mask manufacturer makes the number of infected persons P in each city City Counting, and predicting the number of infected people P in the future 15 days according to the urban vitality index Prejudging ，P Prejudging =[P City *（K+P Domestic use /P Domestic general population +P Foreign countries /P Foreign general population ）/100] 15 The number of the prejudicial people is the number of infected people in 15 days of natural life under the condition that government does not interfere, and mask manufacturers produce corresponding number of masks in advance according to the number of the prejudicial people, so that excessive production of masks is avoided;
setting the conventional production quantity of the mask as M, and prejudging the production quantity of the mask during the infection period of personnel as M Prejudging ,M Prejudging =M*（1+P Prejudging /P Normally live ) And calculating the number of masks required to be produced by manufacturers, and calculating the number of specific masks, so that excessive productivity is avoided on one hand, and the condition that the masks are out of date due to mass purchase of urban personnel is controlled on the other hand.
2. A system for the controlled ventilation of a textile fabric according to claim 1, wherein: the mask classification regulation and control flow comprises the following steps:
epidemic prevention mask is divided into common medical mask and KN95 mask;
the common medical mask is divided into an inner layer, a middle layer and an outer layer, wherein the inner layer is used for resisting moisture exhaled by a wearer, the middle layer is used as a barrier for resisting bacteria, the outer layer is used for preventing liquid from splashing, the inner layer and the outer layer are both made of non-woven fabrics, and the middle layer is made of melt-blown cloth;
the density of the meltblown web was set to U1:20-25 g/square meter, U2:26-49 g/square meter and U3:50-55 g/square meter, U1, U2 and U3 can be made into masks with different epidemic prevention degrees, and the epidemic prevention performance of U1, U2 and U3 is gradually increased;
setting the upper limit of the number of urban infection people as P Upper limit of ，P Upper limit of By the resident population P of each city Normally live Limit, P Upper limit of =P Normally live 1000000 city epidemic situation information unit for monitoring current number of infected people exceeding P Upper limit of The current urban epidemic situation is judged to be serious, the U2 and U3 masks are uniformly formulated for the city, the processing of the U1 mask is temporarily stopped, and the urban medical staff is set as P Medical care device Setting the prejudging processing U3 mask as M U3 ，M U3 =P Medical care device * 1.1.15, setting the prejudgement processing U2 mask as M U2 ，M U2 =M Prejudging -M U3 。
3. A system for the controlled ventilation of a textile fabric according to claim 2, wherein: the melt-blown cloth selection unit regulates and controls the flow:
during urban non-infectious personnel, mask manufacturers at 9: u1, U2 and U3 masks are produced in a ratio of 0.7:0.3, the U3 mask has weak air permeability, the wearing is not needed under the conventional condition, the U1 mask meets the daily epidemic prevention requirement, and the small amount of U2 and U3 masks can be produced;
urban infected persons break through 0 and are lower than P Upper limit of Producing U1, U2 and U3 masks in a ratio of 3:5:2, wherein the people who infect the crowd area at this stage can purchase the U2 masks as the main part, and the production of the U2 masks is increased to meet the demands of the people;
if the number of infected people is reduced to P Upper limit of In the process, U1, U2 and U3 masks are produced according to the ratio of 3:5:2, the production types of the masks are adjusted in real time, and the immediate consumption of the productivity is ensured;
the breathing property of the mask takes the density of middle layer melt-blown cloth as a judgment standard, the breathing property of the U1 mask is the best, the breathing property of the U3 mask is the worst, and the mask with corresponding quantity is produced according to the requirements, so that on one hand, the cost is saved, the unnecessary waste is avoided, and on the other hand, the expiration of the mask caused by excessive productivity is avoided.
4. A breathable controllable system for textile fabrics according to claim 3, wherein: the commodity feeding unit regulation and control flow comprises the following steps:
the non-woven fabrics are selected from waterproof non-woven fabrics, melt-blown fabrics and conventional non-woven fabrics;
the raw materials of the U1, U2 and U3 mask are different in melt-blown cloth and processing mode;
and purchasing the corresponding quantity of the adaptive melt-blown cloth when the quantity of the produced masks is prejudged, and the cost risk is caused by piling up the melt-blown cloth due to the fluctuation of the price of the melt-blown cloth, so that the proper quantity of the melt-blown cloth is purchased.
5. The air permeability-controlling system for textile fabric according to claim 4, wherein: the mask analysis prejudging process comprises the following steps:
sterilizing and disinfecting the ethylene oxide before the mask leaves the factory, and standing the sterilized mask for seven to fifteen days until the ethylene oxide dissipates to be delivered;
setting the analysis time of the U1 mask to seven to eight days, the analysis time of the U2 mask to nine to twelve days, the analysis time of the U3 mask to thirteen to fifteen days, and the infectious person exceeds P Upper limit of During the period, the U2 mask enters the market in batches at the maximum of nine days, and the mask P required by the population of the current city is reserved in nine days Reservation =P Normally live *1.1*9；
The mask manufacturer always reserves the U2 mask quantity required by nine days, ensures that the personnel requirement is satisfied during the mass production of the U2 masks, and outputs the reserved batch of masks when the time exceeds nine days, presses down the mask volume completed by new analysis for nine days, and replaces the masks in sequence to ensure that the reserved masks cannot expire.
6. The air permeability-controlling system for textile fabric according to claim 5, wherein: the non-woven fabrics selecting unit is used for selecting different non-woven fabrics according to the mask type to be manufactured, the melt-blown cloth selecting unit is used for selecting different melt-blown cloths according to the mask type to be manufactured, the ear belt selecting unit is used for selecting an adaptive ear belt according to the mask type, the goods inlet unit is used for purchasing a proper amount of raw materials according to the mask type, and the mask analyzing unit is used for controlling the ethylene oxide dissipation time of the mask.
7. The air permeability-controlling system for textile fabric according to claim 6, wherein: the ear strap selection process comprises the following steps:
according to the mask type, the adaptive ear belts are selected, the U1 mask and the U2 mask use the same kind of ear belts, and the ear belt of the U3 mask is the other kind.
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