CN112519255A - Preparation method of protective mask - Google Patents

Preparation method of protective mask Download PDF

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Publication number
CN112519255A
CN112519255A CN202011031714.0A CN202011031714A CN112519255A CN 112519255 A CN112519255 A CN 112519255A CN 202011031714 A CN202011031714 A CN 202011031714A CN 112519255 A CN112519255 A CN 112519255A
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CN
China
Prior art keywords
mask
welding
ear
driving
bending
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN202011031714.0A
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Chinese (zh)
Inventor
蔡凤娟
蔡鸿谦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhangzhou Yilu Xiangkang Medical Equipment Co Ltd
Original Assignee
Zhangzhou Yilu Xiangkang Medical Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zhangzhou Yilu Xiangkang Medical Equipment Co Ltd filed Critical Zhangzhou Yilu Xiangkang Medical Equipment Co Ltd
Priority to CN202011031714.0A priority Critical patent/CN112519255A/en
Publication of CN112519255A publication Critical patent/CN112519255A/en
Withdrawn legal-status Critical Current

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/74—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by welding and severing, or by joining and severing, the severing being performed in the area to be joined, next to the area to be joined, in the joint area or next to the joint area
    • A—HUMAN NECESSITIES
    • A41—WEARING APPAREL
    • A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
    • A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
    • A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
    • A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/02—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor by heating, with or without pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
    • B29C65/78—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus
    • B29C65/7858—Means for handling the parts to be joined, e.g. for making containers or hollow articles, e.g. means for handling sheets, plates, web-like materials, tubular articles, hollow articles or elements to be joined therewith; Means for discharging the joined articles from the joining apparatus characterised by the feeding movement of the parts to be joined
    • B29C65/7861—In-line machines, i.e. feeding, joining and discharging are in one production line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B25/00—Packaging other articles presenting special problems
    • B65B25/20—Packaging garments, e.g. socks, stockings, shirts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/48—Wearing apparel
    • B29L2031/4807—Headwear
    • B29L2031/4835—Masks

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Physical Education & Sports Medicine (AREA)
  • Textile Engineering (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The invention provides a preparation method of a protective mask, which comprises the following steps: (1) cutting the complete mask fabric into mask pieces; (2) processing ear belts on two sides of the mask sheets simultaneously; (3) processing a flexible nose patch on the skin-friendly surface of the mask sheet; (4) packaging the mask sheet; (5) and rolling the mask sheet after the easy-tear line is processed. According to the invention, the ear bands are processed on a plurality of mask pieces simultaneously through the ear band welding mechanism, so that the processing efficiency of the ear bands is greatly improved; the flexible nose patch is processed on the skin-friendly surface of the mask piece through the nose patch forming device, so that the mask is always tightly attached to the face, the uncomfortable feeling of wearing the mask is reduced, and the effect of isolating germs and dust in the air is improved; the mask sheet is packaged by the packaging device, so that the mask sheet is prevented from being exposed in the air and being polluted by dust and germs in an unused state; the mask piece is convenient to store and take through the furling device.

Description

Preparation method of protective mask
Technical Field
The invention relates to the technical field of mask preparation, in particular to a preparation method of a protective mask.
Background
The design of bridge of the nose rope is inseparable in order to make gauze mask and people's face laminating on the gauze mask, prevents that the air from passing through gauze mask and human face gap and not being inhaled internally through filtering, when the gauze mask shape is not laminated with people's face, the dangerous thing in the air equally can reveal into from the non-driving fit, gets into people's respiratory track.
Bridge of the nose rope and the laminating of face, people speak face and take place the deformation time and also can warp thereupon for a long time bridge of the nose rope, lead to the unable face that covers totally of gauze mask, need press many times, comparatively troublesome, reduce the comfort level of wearing the gauze mask, and dangerous thing in the air just can reveal into from the driving fit department equally, get into people's respiratory track, the value of gauze mask is consequently discounted greatly.
The step of welding the ear band of the mask is complex, which is not beneficial to improving the production efficiency of the mask; the existing ear belt welding machine has a complex structure, can only weld an ear belt on one mask piece at a time, has high failure rate and inconvenient maintenance, and improves the production cost; the packaging of the mask is usually to pack a plurality of masks in a packaging bag, when the mask needs to be taken out, the packaging bag can not be closed again after being opened, so that other masks which do not need to be used temporarily are exposed in the breath, bacteria can be adhered to the mask pieces, and certain hidden danger is brought to a person who takes out the mask from the packaging bag next time.
Accordingly, the present inventors have made extensive studies to solve the above problems and have made the present invention.
Disclosure of Invention
The invention aims to provide a method for manufacturing a protective mask, and aims to solve the problems that a nose bridge rope is difficult to be attached to a face for a long time and an ear strap welding machine cannot weld ear straps on a plurality of masks at the same time in the background technology.
In order to achieve the purpose, the invention adopts the following technical scheme:
a preparation method of a protective mask comprises the following steps:
(1) cutting the complete mask fabric into mask pieces;
(2) processing ear belts on two sides of the mask sheets simultaneously;
(3) processing a flexible nose patch on the skin-friendly surface of the mask sheet;
(4) packaging the mask sheet;
(5) and rolling the mask sheet after the easy-tear line is processed.
Further, in the step (2), ear bands are welded to both sides of the plurality of mask pieces at the same time by an ear band welding mechanism.
Further, the ear band welding mechanism comprises an ear band feeding device for continuously supplying ear bands to the mask piece and an ear band welding device for welding the ear bands on the mask piece; the ear band welding equipment comprises a first ear band welding device for welding ear bands on the same side of the mask sheets and a second ear band welding device for welding ear bands on the other side of the mask sheets; first ear area welding set includes a plurality of first welding parts that weld the ear area to each gauze mask piece with one side, second ear area welding set includes a plurality of second welding parts that weld the ear area to each gauze mask piece opposite side.
Further, the first welding part comprises two first welding heads for welding two welding points on the same side of the same mask sheet, and the second welding part comprises two second welding heads for welding two welding points on the other side of the same mask sheet.
Further, the first welding head comprises a first upper welding head positioned above a first welding point on the same side of the mask sheet and a first lower welding head positioned above a second welding point on the same side of the mask sheet; the second welding head comprises a second upper welding head and a second lower welding head, wherein the second upper welding head is positioned above the first welding point on the other side of the mask piece, and the second lower welding head is positioned above the second welding point on the other side of the mask piece.
Further, the first welding head also comprises a first upper welding driving device for driving the first upper welding head to move up and down and a first lower welding driving device for driving the first lower welding head to move up and down; the second welding head also comprises a second upper welding driving device for driving the second upper welding head to move up and down and a second lower welding driving device for driving the second lower welding head to move up and down.
Further, the ear belt feeding device comprises a belt feeding device for conveying the continuous linear ear belt to the ear belt welding equipment and a folding line device for bending the continuous linear ear belt.
Further, the tape supply means includes a first side supply means for supplying a first continuous linear ear tape to the same side of the plurality of mask sheets, and a second side supply means for supplying a second continuous linear ear tape to the other side of the plurality of mask sheets.
Furthermore, the first side feeding device comprises a plurality of first lead groups for fixing the positions of the first continuous linear ear belts and a first conveying part for driving the first continuous linear ear belts to convey continuously; the first lead groups are arranged around the first conveying part at equal intervals.
Further, the first wire set includes a first wire guide roller and a second wire guide roller; the axes of the first wire guide roller and the second wire guide roller are both vertically arranged, and a gap through which a first continuous linear ear belt passes is arranged between the first wire guide roller and the second wire guide roller.
Furthermore, the first wire group also comprises a first rotating motor for driving the first wire guide roller to rotate and a second rotating motor for driving the second wire guide roller to rotate; the first wire guide roller rotates counterclockwise and the second wire guide roller rotates clockwise.
Further, the first wire group also comprises a first limiting roller for limiting the first continuous linear ear belt; the first conveying part is provided with a first input end for inputting the first continuous straight-line ear belt and a first output end for outputting the first continuous straight-line ear belt; the first limiting roller is arranged above the first input end of the first conveying part.
Further, the first conveying part comprises a first conveying belt, a first driving roller, a first driven roller and a third rotating motor for driving the first driving roller to rotate; the first conveying belt is wound around the first driving roller and the first driven roller, and the output end of the third rotating motor is connected with the first driving roller; the first wire guide roller and the second wire guide roller are arranged on the first conveying belt.
Furthermore, the second side feeding device comprises a plurality of second lead groups for fixing the positions of the second continuous linear ear belts and a second conveying part for driving the second continuous linear ear belts to convey continuously; the second lead groups are arranged around the second conveying part at equal intervals.
Further, the second wire set includes a third wire guide roller and a fourth wire guide roller; the axes of the third wire guiding roller and the fourth wire guiding roller are both vertically arranged, and a gap through which a second continuous linear ear belt passes is formed between the third wire guiding roller and the fourth wire guiding roller.
Furthermore, the second wire group also comprises a fourth rotating motor for driving the third wire roller to rotate and a fifth rotating motor for driving the fourth wire roller to rotate; the third wire guide roller rotates counterclockwise and the fourth wire guide roller rotates clockwise.
Further, the second wire group also comprises a second limiting roller for limiting a second continuous linear ear belt; the second conveying part is provided with a second input end for inputting the second continuous linear ear belt and a second output end for outputting the second continuous linear ear belt; the second limiting roller is arranged above the second input end of the second conveying part.
Further, the second conveying part comprises a second conveying belt, a second driving roller, a second driven roller and a sixth rotating motor for driving the second driving roller to rotate; the second conveying belt is wound around a second driving roller and a second driven roller, and the output end of the sixth rotating motor is connected with the second driving roller; the third wire guide roller and the fourth wire guide roller are arranged on the second conveying belt.
Further, the line folding device comprises a first bending mechanism for bending the first continuous linear ear belt and a second bending mechanism for bending the second continuous linear ear belt.
Further, the first bending mechanism comprises a plurality of first bending devices which correspond to the first welding parts one by one; the second bending mechanism comprises a plurality of second bending devices which correspond to the second welding parts one by one.
Further, the first bending device comprises a first bending part positioned at one side of the first continuous straight-line ear belt.
Further, the first bending part comprises a first bending block; the first upper welding head is connected to the upper surface of the first bending block through a first support rod, and the first lower welding head is connected to the upper surface of the first bending block through a second support rod.
Furthermore, the contact surface of the first bending block and the first continuous straight line ear belt is an arc surface.
Furthermore, the first bending device further comprises a first bending driving device for driving the first bending block to bend.
Further, the first bending driving device comprises a first rotation driving device for driving the first bending block to rotate towards the mask piece, and a first lifting driving device for driving the first bending block to lift.
Further, the distance between the adjacent first lead groups is larger than the rotating diameter of the first bending block.
Further, the second bending device comprises a second bending part at one side of the second continuous straight-line ear belt.
Further, the second bending part comprises a second bending block; the second upper welding head is connected to the upper surface of the second bending block through a third support rod, and the second lower welding head is connected to the upper surface of the second bending block through a fourth support rod.
Furthermore, the contact surface of the second bending block and the second continuous straight-line ear belt is an arc-shaped surface.
Furthermore, the second bending device further comprises a second bending driving device for driving the second bending block to bend.
Further, the second bending driving device comprises a second rotation driving device for driving the second bending block to rotate towards the mask piece, and a second lifting driving device for driving the second bending block to lift.
Further, the distance between the adjacent second wire groups is larger than the rotating diameter of the second bending block.
Further, the ear belt welding mechanism further comprises a wire cutting mechanism for cutting off the ear belts welded on the mask pieces.
Further, the line cutting mechanism comprises a first line cutting device for cutting off a first continuous linear ear belt on the same side of the plurality of mask pieces and a second line cutting device for cutting off a second continuous linear ear belt on the other side of the plurality of mask pieces.
Further, the first thread cutting device comprises a plurality of first thread cutting components for cutting the ear bands on the same side of each mask piece; the second thread cutting device comprises a plurality of second thread cutting components for cutting off the ear belts on the other side of each mask piece.
Further, the first thread cutting part comprises a first upper cutter positioned above the ear belt on the same side of the same mask sheet and a first lower cutter positioned below the ear belt on the same side of the same mask sheet; the second tangent line part comprises a second upper cutter and a second lower cutter, wherein the second upper cutter is positioned above the ear belt on the other side of the same mask piece, and the second lower cutter is positioned below the ear belt on the other side of the same mask piece.
Further, the first thread cutting component also comprises a first upper thread cutting driving device for driving the first upper cutter to move downwards and a first lower thread cutting driving device for driving the first lower cutter to move downwards; the first upper cutting line driving device is connected with the upper part of a first upper welding head, and the output end of the first upper cutting line driving device is connected with a first upper cutter; the first lower tangent line driving device is connected with the upper part of the first lower welding head, and the output end of the first lower tangent line driving device is connected with the first lower cutter; the second wire cutting part also comprises a second upper wire cutting driving device for driving the second upper cutter to move downwards and a second lower wire cutting driving device for driving the second lower cutter to move downwards; the second upper cutting line driving device is connected with the upper part of a second upper welding head, and the output end of the second upper cutting line driving device is connected with a second upper cutter; the second lower wire cutting driving device is connected with the upper part of a second lower welding head, and the output end of the second lower wire cutting driving device is connected with a second lower cutter.
Furthermore, the ear belt welding mechanism also comprises a welding conveying device which bears the mask piece and outputs the mask piece after the ear belt is welded; the first ear belt welding device, the first side feeding device, the first bending mechanism and the first wire cutting device are located on one side of the welding conveying device, and the second ear belt welding device, the second side feeding device, the second bending mechanism and the second wire cutting device are located on the other side of the welding conveying device.
Further, the welding and conveying device comprises a third conveying belt, a third driving roller, a third driven roller, a plurality of third auxiliary rollers and a seventh rotating motor, wherein the plurality of third auxiliary rollers are positioned between the third driving roller and the third driven roller; the third conveying belt is wound around a third driving roller, a third driven roller and a third auxiliary roller, and the output end of the seventh rotating motor is connected with the third driving roller.
Further, in the step (3), a flexible nose patch is processed on the skin-friendly surface of the mask sheet by a nose patch forming device, wherein the flexible nose patch is made of hydrophilic medical water gel.
Further, the nose patch forming device comprises a glue applying device for applying medical glue to the skin-friendly surface of the mask sheet and an adsorption device for adsorbing the mask sheet to the output end of the glue applying device.
Further, the glue applying device comprises a glue applying gun for outputting medical glue to the skin-friendly surface of the mask sheet and a glue supplying device for supplying glue to the glue applying gun.
Further, the glue applying gun comprises a glue applying head for applying medical water gel to a nose paste position of the skin-friendly surface.
Further, the glue supply device comprises a glue supply box and a glue pushing component which is arranged in the glue supply box and outputs the medical glue from the glue supply box to the glue gun; a communicating opening into which a glue applying gun extends is formed on the side wall of the glue supplying box; the glue applying gun is provided with an input port for inputting the medical glue and an output port for outputting the medical glue; one end of the input port of the glue applying gun extends into the communicating port to be communicated with the glue supply box.
Further, the glue pushing component comprises a glue pushing rod and a glue pushing cylinder for driving the glue pushing rod to extrude the medical glue to the input port; the output end of the glue pushing cylinder is connected with the glue pushing rod.
Furthermore, the glue applying device also comprises a telescopic driving device for driving the glue applying gun to stretch.
Further, the adsorption device comprises an adsorption part adsorbing the mask sheet.
Further, the adsorption member includes an electrostatic adsorption plate.
Further, the adsorption device further comprises a bearing part for bearing the adsorption part; the bearing part comprises a first bearing seat and a second bearing seat; the side wall of the first bearing seat forms a sliding groove for the sliding of the second bearing seat, and the second bearing seat is connected in the sliding groove in a sliding manner; the upper surface of the second bearing seat is provided with a connecting block, a connecting hole is formed in the connecting block, and one end of the adsorption part is rotatably connected with the connecting hole through a connecting shaft; the glue supply device is arranged on the upper surface of the first bearing seat.
Further, the adsorption device also comprises a turnover driving device for driving the adsorption component to turn over.
Furthermore, the adsorption device also comprises a movement driving device for driving the second bearing seat to move back and forth.
Further, the nose patch forming device also comprises a pressing device for smoothing the medical water gel on the skin-friendly surface of the mask sheet.
Further, the pressing device comprises a pressing block for pressing the medical glue flat; the bottom end of the pressing block is a plane.
Furthermore, the pressing device also comprises a pressing driving device for driving the pressing block to move downwards to flatten the medical glue.
Further, the device also comprises a transition conveying device for conveying the mask sheets; and the transition conveying device is provided with an adsorption station for adsorbing the mask piece by an adsorption part.
Further, the transition conveying device comprises a transition conveying belt, a transition driving roller, a transition driven roller and a transition motor for driving the transition driving roller to rotate; the transition conveyer belt twines transition drive roll and transition driven voller setting, the output and the transition drive roll of transition motor link together.
Further, in step (4), the mask sheet is subjected to a packaging process by a packaging device.
Further, the packaging device comprises a packaging conveying device for conveying the mask sheet, a film conveying device for conveying the flat protective film along the conveying direction of the packaging conveying device, and a heat sealing device for connecting the side edge of the protective film.
Further, the film feeding device includes an upper film supply device for supplying an upper film, and a lower film supply device for supplying a lower film; the upper film supply device is arranged above the packaging conveying device, and the lower film supply device is arranged below the packaging conveying device.
Further, the film feeding device also comprises a guide roller for guiding the upper film to be attached to the upper surface of the mask sheet; and a gap for passing the upper film is formed between the guide roller and the mask sheet.
Further, the heat sealing device comprises a heat bonding device for connecting the left side edge and the right side edge of the protective film of the packaging cover sheet along the conveying direction of the packaging conveying device.
Further, the thermal bonding means includes a first thermal bonding member that thermally presses the left side edge of the protective film, and a second thermal bonding member that thermally presses the right side edge of the protective film; the first heat bonding member and the second heat bonding member are at both sides of the protective film.
Further, the first thermal connection member includes a first upper thermal compression block in contact with an upper surface of the upper film, and a first lower thermal compression block in contact with a lower surface of the lower film; a gap for passing the mask sheet and the protective film is formed between the first upper hot-pressing block and the first lower hot-pressing block; the second thermal connection member includes a second upper thermal compression block in contact with an upper surface of the upper film, and a second lower thermal compression block in contact with a lower surface of the lower film; and a gap for passing the mask sheet and the protective film is formed between the second upper hot-pressing block and the second lower hot-pressing block.
Further, electric heaters are arranged in the first upper hot pressing block, the first lower hot pressing block, the second upper hot pressing block and the second lower hot pressing block.
Further, the packaging conveying device comprises a packaging conveying belt, a packaging driving roller, a packaging driven roller and a packaging rotating motor for driving the packaging driving roller to rotate; the packaging conveying belt is wound around the packaging driving roller and the packaging driven roller, and the output end of the packaging rotating motor is connected with the packaging driving roller.
Further, in the step (5), the packaged mask sheet is wound up one by a winding device.
Further, the furling device comprises a furling wheel and a furling driving device for driving the furling wheel to rotate and furl the mask gradually.
Further, in the step (1), the complete mask fabric is cut into mask pieces through a feeding device, and the mask pieces are conveyed to an ear band welding mechanism.
Further, the feeding device comprises a fabric conveying device for conveying the complete mask fabric and a cutting device for cutting the complete mask fabric into mask pieces.
Further, the blanking device includes a blanking portion.
Further, the material cutting part comprises a material cutting head, and the material cutting head is provided with a material cutting tip extending downwards; the width size of the cutting tip is larger than that of the complete mask fabric.
Further, the cutting device also comprises a power driving device for driving the cutting part to cut the mask fabric downwards; the output end of the power driving device is connected with the material cutting part.
Further, the fabric conveying device comprises a fabric conveying belt, a fabric driving roller, a fabric driven roller and a fabric rotating motor for driving the fabric driving roller to rotate; the fabric conveying belt is wound around the fabric driving roller and the fabric driven roller, and the output end of the fabric rotating motor is connected with the fabric driving roller.
Further, the feeding device, the ear band welding mechanism, the nose patch forming device, the packaging device and the winding device are sequentially arranged along the conveying direction of the mask sheet.
After adopting the structure, the preparation method of the protective mask has the following beneficial effects:
the ear bands are processed on the plurality of mask pieces simultaneously through the ear band welding mechanism, so that the processing efficiency of the ear bands is greatly improved; the flexible nose patch is processed on the skin-friendly surface of the mask piece through the nose patch forming device, so that the mask is always tightly attached to the face, the uncomfortable feeling of wearing the mask is reduced, and the effect of isolating germs and dust in the air is improved; the mask sheet is packaged by the packaging device, so that the mask sheet is prevented from being exposed in the air and being polluted by dust and germs in an unused state; the mask piece is convenient to store and take through the furling device.
Drawings
FIG. 1 is a schematic perspective view of a production line for a manufacturing method of a protective mask according to the present invention;
FIG. 2 is a schematic perspective view of an ear band welding mechanism of a method for manufacturing a protective mask according to the present invention;
FIG. 3 is a schematic perspective view of a nose patch forming device for a method of manufacturing a protective mask according to the present invention;
fig. 4 is a schematic perspective view of a packaging device for a method of manufacturing a protective mask according to the present invention.
In the figure: 1-first ear strap welding device, 2-second ear strap welding device, 11-first welding part, 21-second welding part, 111-first welding head, 211-second welding head, 1111-first upper welding head, 1112-first lower welding head, 2111-second upper welding head, 2112-second lower welding head, 3-tape supply device, 4-fold line device, 31-first side supply device, 32-second side supply device, 311-first guide wire group, 312-first conveying part, 3111-first guide wire roller, 3112-second guide wire roller, 3113-first limit roller, 321-second guide wire group, 322-second conveying part, 3211-third guide wire roller, 3212-fourth guide wire roller, 3213-second limit roller, 41-first bending mechanism, 42-a second bending mechanism, 411-a first bending device, 421-a second bending device, 4111-a first bending part, 4112-a first bending driving device, 4211-a second bending part, 4212-a second bending driving device, 5-a line cutting mechanism, 51-a first line cutting device, 52-a second line cutting device, 511-a first line cutting component, 521-a second line cutting component, 5111-a first upper cutter, 5211-a second upper cutter, 5212-a second lower cutter, 6-a welding conveying device, 7-a nose paste forming device, 71-a glue applying device, 72-an adsorption device, 711-a glue applying gun, 712-a glue supplying device, 7111-a glue applying head, 7121-a glue supplying box, 721-an adsorption component, 722-a bearing component, 7221-a first bearing seat, 7222-second carrier, 7223-connecting block, 7224-connecting hole, 73-pressing device, 731-pressing block, 732-pressing driving device, 74-transition conveying device, 8-packaging device, 81-packaging conveying device, 82-film conveying device, 83-heat sealing device, 821-upper film supplying device, 822-lower film supplying device, 823-guiding roller, 831-heat bonding device, 8311-first heat bonding part, 8312-second heat bonding part, 9-winding device, 91-winding wheel, 10-feeding device, 101-shell fabric conveying device, 102-cutting device, 1021-cutting part, 10211-cutting tip.
Detailed Description
In order to further explain the technical solution of the present invention, the following detailed description is given by way of specific examples.
As shown in fig. 1 to 4, the method for manufacturing a protective mask according to the present invention comprises the following steps:
(1) cutting the complete mask fabric into mask pieces;
(2) processing ear belts on two sides of the mask sheets simultaneously;
(3) processing a flexible nose patch on the skin-friendly surface of the mask sheet;
(4) packaging the mask sheet;
(5) and rolling the mask sheet after the easy-tear line is processed.
Therefore, the ear bands are processed on the plurality of mask pieces through the ear band welding mechanism, and the processing efficiency of the ear bands is greatly improved; the flexible nose patch is processed on the skin-friendly surface of the mask piece through the nose patch forming device 7, so that the mask is always tightly attached to the face, the uncomfortable feeling of wearing the mask is reduced, and the effect of isolating germs and dust in the air is improved; the mask sheet is packaged by the packaging device 8, so that the mask sheet is prevented from being exposed in the air and being polluted by dust and germs in an unused state; the mask sheet is convenient to store and take through the furling device 9.
Preferably, in step (2), ear straps are welded to both sides of the plurality of mask pieces simultaneously by an ear strap welding mechanism. Through ear area welding mechanism, realize simultaneously to the purpose of a plurality of gauze mask piece's both sides processing out ear area, improved the production efficiency of gauze mask greatly.
Preferably, the ear band welding mechanism comprises an ear band feeding device for continuously supplying the ear band to the mask piece, and an ear band welding device for welding the ear band on the mask piece; the ear band welding equipment comprises a first ear band welding device 1 for welding ear bands on the same side of a plurality of mask sheets and a second ear band welding device 2 for welding ear bands on the other side of the plurality of mask sheets; the first ear band welding device 1 includes a plurality of first welding parts 11 for welding ear bands to the same side of each mask piece, and the second ear band welding device 2 includes a plurality of second welding parts 21 for welding ear bands to the other side of each mask piece. Placing an ear band at a preset position of a mask piece welding ear band through an ear band feeding device, welding the ear band at one side of the corresponding mask piece by a plurality of first welding parts 11, and welding the ear band at the other side of the corresponding mask piece by a plurality of second welding parts 21; the purpose of welding a plurality of mask ear belts at one time is realized, and the efficiency of welding the mask ear belts is improved.
Preferably, the first welding member 11 includes two first welding heads 111 for welding two welding points on the same side of the same mask sheet, and the second welding member 21 includes two second welding heads 211 for welding two welding points on the other side of the same mask sheet. The ear bands on both sides of the mask sheet are welded by the first welding head 111 and the second welding head 211, respectively.
Preferably, the first welding head 111 comprises a first upper welding head 1111 above a first welding point on the same side of the mask sheet, and a first lower welding head 1112 above a second welding point on the same side of the mask sheet; the second welding head 211 includes a second upper welding head 2111 above the first welding point on the other side of the mask sheet, and a second lower welding head 2112 above the second welding point on the other side of the mask sheet. One end of the first bending strap is welded by the first upper welding head 1111, the other end of the first bending strap is welded by the first lower welding head 1112, one end of the second bending strap is welded by the second upper welding head 2111, and the other end of the second bending strap is welded by the second lower welding head 2112.
Preferably, the first bonding head 111 further includes a first upper bonding driving device for driving the first upper bonding head 1111 to move up and down, and a first lower bonding driving device for driving the first lower bonding head 1112 to move up and down; the second bonding head 211 further includes a second upper bonding driving device that drives the second upper bonding head 2111 to move up and down, and a second lower bonding driving device that drives the second lower bonding head 2112 to move up and down. The first upper welding driving device drives the first upper welding head 1111 to weld one end of the first bending lug belt downwards, the first lower welding driving device drives the first lower welding head 1112 to weld the other end of the first bending lug belt downwards, the second upper welding driving device drives the second upper welding head 2111 to weld one end of the second bending lug belt downwards, and the second lower welding driving device drives the second lower welding head 2112 to weld the other end of the second bending lug belt downwards; specifically, the first upper welding driving device, the first lower welding driving device, the second upper welding driving device and the second lower welding driving device are lifting cylinders.
Preferably, the ear band feeding device comprises a band feeding device 3 for feeding the continuous linear ear band to the ear band welding device, and a folding line device 4 for folding the continuous linear ear band. The continuous straight-line ear bands are conveyed to the two sides of the mask sheets through the band supply device 3, the continuous straight-line ear bands on the two side edges of the mask sheets are bent to preset positions of the mask sheet welding ear bands through the line folding device 4, and the subsequent ear band welding device is convenient for simultaneously welding the ear bands on the mask sheets.
Preferably, the tape supply means 3 comprises a first side supply means 31 for supplying a first continuous linear ear tape to the same side of the plurality of mask sheets and a second side supply means 32 for supplying a second continuous linear ear tape to the other side of the plurality of mask sheets. First continuous straight line ear bands are supplied to the same side of the plurality of mask pieces through the first side feeding device 31, the first bending mechanism 41 bends a plurality of first ear band sections of the first continuous straight line ear bands corresponding to the mask pieces one by one onto the mask pieces, the second side feeding device 32 supplies second continuous ear bands to the other side of the plurality of mask pieces, and the second bending mechanism 42 bends a plurality of second ear band sections of the second continuous straight line ear bands corresponding to the mask pieces one by one onto the mask pieces, so that the ear band welding device can weld the ear bands conveniently.
Preferably, the first side feeding device 31 includes a plurality of first guiding sets 311 for fixing the position of the first continuous linear ear belt, and a first conveying portion 312 for driving the first continuous linear ear belt to continuously convey; the first lead groups 311 are disposed at equal intervals around the first conveying portion 312. The first continuous linear ear strap passes through the plurality of first wire sets 311, the plurality of first wire sets 311 limit the displacement of the first continuous linear ear strap in the horizontal direction, the first conveying part 312 rotates to drive the first wire sets 311 to rotate, and the first wire sets 311 drive the first continuous linear ear strap to continuously supply the ear strap to one side of the mask piece.
Preferably, first wire set 311 includes a first wire guide roller 3111 and a second wire guide roller 3112; the axes of the first wire guide roll 3111 and the second wire guide roll 3112 are both vertically disposed, with a gap between the first wire guide roll 3111 and the second wire guide roll 3112 through which a first continuous linear ear band passes. The first continuous linear ear band passes through a first wire guide 3111 and a second wire guide 3112, the first wire guide 3111 and the second wire guide 3112 limiting lateral displacement of the first continuous linear ear band; specifically, the axes of the first wire guide roller 3111 and the second wire guide roller 3112 are disposed flush.
Preferably, the first wire group 311 further includes a first rotating motor for driving the first wire guide roller 3111 to rotate, and a second rotating motor for driving the second wire guide roller 3112 to rotate; the first wire guide roller 3111 rotates counterclockwise, and the second wire guide roller 3112 rotates clockwise. The first continuous linear ear belt is conveyed faster by the rotation of the first and second guide rollers 3111 and 3112.
Preferably, the first wire set 311 further includes a first limiting roller 3113 for limiting the first continuous linear ear band; the first conveying section 312 has a first input end to which the first continuous linear ear strap is input, and a first output end from which the first continuous linear ear strap is output; the first stopper roller 3113 is provided above the first input end of the first conveying section 312. The first continuous linear ear band is kept at a predetermined horizontal position by limiting the longitudinal displacement of the first continuous linear ear band by the first limit roller 3113.
Preferably, the first conveying part 312 includes a first conveying belt, a first driving roller, a first driven roller, and a third rotating motor driving the first driving roller to rotate; the first conveying belt is wound around the first driving roller and the first driven roller, and the output end of the third rotating motor is connected with the first driving roller; a first wire guide roller 3111 and a second wire guide roller 3112 are provided on the first conveyor belt. The third rotating motor drives the first driving roller to rotate, so as to drive the first conveying belt to convey, and the first conveying belt drives the first wire guide roller 3111 and the second wire guide roller 3112 to move.
Preferably, the second side feeding device 32 includes a plurality of second guiding lines 321 for fixing the position of the second continuous linear ear belt, and a second conveying portion 322 for driving the second continuous linear ear belt to continuously convey; the second wire groups 321 are disposed around the second conveying portion 322 at equal intervals. The second continuous linear ear strap passes through the plurality of second wire sets 321, the plurality of second wire sets 321 limits the displacement of the second continuous linear ear strap in the horizontal direction, the second conveying part 322 rotates to drive the second wire sets 321 to rotate, and the second wire sets 321 drives the second continuous linear ear strap to continuously supply the ear strap to the other side of the mask piece.
Preferably, the second wire set 321 includes a third wire roller 3211 and a fourth wire roller 3212; the axes of the third wire guide roller 3211 and the fourth wire guide roller 3212 are both vertically arranged, and a gap through which a second continuous linear ear belt passes is formed between the third wire guide roller 3211 and the fourth wire guide roller 3212. The second continuous linear ear band passes through a third wire guide roller 3211 and a fourth wire guide roller 3212, and the third wire guide roller 3211 and the fourth wire guide roller 3212 limit the lateral displacement of the second continuous linear ear band; specifically, the third and fourth guide rollers 3211 and 3212 are arranged with their axes flush.
Preferably, the second wire group 321 further includes a fourth rotating motor to drive the third wire roller 3211 to rotate, and a fifth rotating motor to drive the fourth wire roller 3212 to rotate; the third wire guide roller 3211 rotates counterclockwise, and the fourth wire guide roller 3212 rotates clockwise. The third and fourth guide rollers 3211 and 3212 rotate to accelerate the conveyance speed of the second continuous linear ear band.
Preferably, the second wire set 321 further includes a second limit roller 3213 that limits the second continuous linear ear band; the second conveying part 322 has a second input end for the input of the second continuous linear ear belt and a second output end for the output of the second continuous linear ear belt; the second stopper roller 3213 is provided above the second input end of the second conveying unit 322. The second limiting roller 3213 limits the longitudinal displacement of the second continuous linear ear band, so that the second continuous linear ear band is always kept at a predetermined horizontal position.
Preferably, the second conveying part 322 includes a second conveying belt, a second driving roller, a second driven roller, and a sixth rotating motor driving the second driving roller to rotate; the second conveying belt is wound around the second driving roller and the second driven roller, and the output end of the sixth rotating motor is connected with the second driving roller; a third wire guide roller 3211 and a fourth wire guide roller 3212 are provided on the second conveyor belt. The sixth rotating motor drives the second driving roller to rotate, so as to drive the second conveying belt to convey, and the second conveying belt drives the third wire guiding roller 3211 and the fourth wire guiding roller 3212 to move.
Preferably, the creasing device 4 includes a first creasing mechanism 41 for creasing the first continuous linear ear band, and a second creasing mechanism 42 for creasing the second continuous linear ear band. First continuous straight line ear bands are supplied to the same side of the plurality of mask pieces through the first side feeding device 31, the first bending mechanism 41 bends a plurality of first ear band sections of the first continuous straight line ear bands corresponding to the mask pieces one by one onto the mask pieces, the second side feeding device 32 supplies second continuous ear bands to the other side of the plurality of mask pieces, and the second bending mechanism 42 bends a plurality of second ear band sections of the second continuous straight line ear bands corresponding to the mask pieces one by one onto the mask pieces, so that the ear band welding device can weld the ear bands conveniently.
Preferably, the first bending mechanism 41 includes a plurality of first bending devices 411 in one-to-one correspondence with the respective first welding members 11; the second bending mechanism 42 includes a plurality of second bending devices 421 corresponding to the second welding members 21 one by one. Bending the corresponding first ear band segments to the predetermined positions of the mask piece by a plurality of first bending devices 411; specifically, the mask conveying direction has an upstream end and a downstream end, the first bending devices 411 sequentially bend the first continuous linear ear belt from the downstream end to the upstream end, and the bending directions of the first bending devices 411 are the same; respectively bending the corresponding second ear band sections to preset positions of the mask piece through a plurality of second bending devices 421; specifically, the mask conveying direction has an upstream end and a downstream end, the second bending devices 421 sequentially bend the second continuous linear ear band from the downstream end to the upstream end, and the bending directions of the second bending devices 421 are the same.
Preferably, the first bending device 411 includes a first bending portion 4111 on one side of the first continuous linear ear band. The first ear band segments of each corresponding mask piece of the first continuous linear ear band are bent one by one onto the mask piece by the first bending portions 4111.
Preferably, the first bending portion 4111 comprises a first bending block; the first upper bonding head 1111 is connected to the upper surface of the first bending block through a first support bar, and the first lower bonding head 1112 is connected to the upper surface of the first bending block through a second support bar. The first ear band sections of the corresponding mask sheets of the first continuous straight-line ear bands are bent one by one to the mask sheets through the first bending blocks.
Preferably, the contact surface of the first bending block and the first continuous straight ear belt is an arc surface. Through the setting of arcwall face, avoid first bending piece to cause the problem of fish tail to first continuous straight line ear area, and become pitch arc ear area with first continuous straight line ear area after buckling, avoided the not enough problem of ear area length.
Preferably, the first bending device 411 further includes a first bending driving device 4112 for driving the first bending block to bend. The first bending driving device 4112 drives the first bending block to bend the first continuous linear ear band.
Preferably, the first bending driving device 4112 includes a first rotation driving device for driving the first bending block to rotate towards the mask piece, and a first lifting driving device for driving the first bending block to lift. The first bending block is lowered to the position of the first continuous linear ear belt to be flush through the first lifting driving device and is positioned on the outer side of the first continuous linear ear belt, the first rotating driving device drives the first bending block to rotate anticlockwise for 180 degrees, and the first continuous linear ear belt is bent to the position corresponding to each mask piece; specifically; the first lifting driving device is a lifting cylinder, and the first rotating driving device is a rotating motor.
Preferably, in order to avoid interference of the adjacent first wire sets 311 with the operation of the first bending block, the distance between the adjacent first wire sets 311 is greater than the rotation diameter of the first bending block.
Preferably, the second folding means 421 comprises a second folding portion 4211 at one side of the second continuous linear ear band. The second ear band segments of each corresponding mask piece of the second continuous linear ear band are folded one by one onto the mask piece by the second folding portion 4211.
Preferably, the second bending part 4211 comprises a second bending block; the second upper bonding head 2111 is connected to the upper surface of the second bending block via a third support bar, and the second lower bonding head 2112 is connected to the upper surface of the second bending block via a fourth support bar. And bending the second ear band sections of the corresponding mask sheets of the second continuous linear ear bands one by one to the mask sheets through the second bending blocks.
Preferably, the contact surface of the second bending block and the second continuous straight ear belt is an arc surface. Through the setting of arcwall face, avoid the second piece of buckling to cause the problem of fish tail to the continuous sharp ear area of second, and become pitch arc ear area after buckling the continuous sharp ear area of second, avoided the problem that ear area length is not enough.
Preferably, the second bending device 421 further includes a second bending driving device 4212 for driving the second bending block to bend. The second bending driving device 4212 drives the second bending block to bend the second continuous linear ear belt.
Preferably, the second bending driving device 4212 includes a second rotation driving device for driving the second bending block to rotate toward the mask sheet, and a second elevation driving device for driving the second bending block to elevate. The second bending block is lowered to the position of a second continuous linear ear belt through a second lifting driving device, is parallel and level, and is positioned at the outer side of the second continuous linear ear belt, and the second rotating driving device drives the second bending block to rotate clockwise by 180 degrees and bends the second continuous linear ear belt to the position corresponding to each mask piece; specifically; the second lifting driving device is a lifting cylinder, and the second rotating driving device is a rotating motor.
Preferably, in order to avoid interference of the adjacent second wire groups 321 with the operation of the second bending block, the distance between the adjacent second wire groups 321 is greater than the rotation diameter of the second bending block.
Preferably, the ear band welding mechanism further comprises a cutting mechanism 5 for cutting the ear band welded on each mask. The excessive parts of the ear bands welded on the mask sheets are cut off by the wire cutting mechanism 5, and the mask sheets are continuously conveyed after being cut off, so that the circular operation of welding the ear bands is facilitated.
Preferably, the thread cutting mechanism 5 includes a first thread cutting device 51 for cutting the first continuous linear ear band on the same side of the plurality of mask pieces, and a second thread cutting device 52 for cutting the second continuous linear ear band on the other side of the plurality of mask pieces. The redundant parts of the first bending ear bands on the same side of the mask pieces are cut off by the first wire cutting device 51, and the redundant parts of the second bending ear bands on the other side of the mask pieces are cut off by the second wire cutting device 52, so that the fluency of welding the ear bands is improved.
Preferably, the first thread cutting device 51 includes a plurality of first thread cutting members 511 for cutting the ear bands on the same side of each mask piece; the second thread cutting device 52 includes a plurality of second thread cutting members 521 for cutting the ear band on the other side of each mask piece. Through a plurality of first tangent line parts 511 that carry out the excision to the unnecessary part of the ear area of each corresponding gauze mask piece same side, a plurality of second tangent line parts 521 that carry out the excision to the unnecessary part of the ear area of each corresponding gauze mask piece opposite side, improve the smoothness nature of welding ear area, improve work efficiency.
Preferably, the first cutting means 511 comprises a first upper cutter 5111 above the ear band on the same side of the same mask piece, and a first lower cutter below the ear band on the same side of the same mask piece; the second cutting member 521 includes a second upper cutter 5211 positioned above the ear band on the other side of the same mask piece and a second lower cutter 5212 positioned below the ear band on the other side of the same mask piece. The upper end and the lower end of the first bending ear belt are cut off by the first upper cutter 5111 and the first lower cutter respectively; a second upper cutter 5211 and a second lower cutter 5212, which cut off the upper end and the lower end of the second bending ear band, respectively.
Preferably, the first thread cutting member 511 further includes a first upper thread cutting driving means for driving the first upper cutter 5111 to move downward, and a first lower thread cutting driving means for driving the first lower cutter to move downward; a first upper wire-cutting driving device is connected with the upper part of the first upper welding head 1111, and the output end of the first upper wire-cutting driving device is connected with the first upper cutter 5111; the first lower tangent line driving device is connected with the upper part of the first lower welding head 1112, and the output end of the first lower tangent line driving device is connected with the first lower cutter; the second thread cutting member 521 further includes a second upper thread cutting driving means for driving the second upper cutter 5211 to move downward, and a second lower thread cutting driving means for driving the second lower cutter 5212 to move downward; a second upper wire cutting drive device is connected to the upper portion of the second upper bonding head 2111, and the output end of the second upper wire cutting drive device is connected to the second upper cutter 5211; the second lower wire cutting drive device is connected to an upper portion of the second lower bonding head 2112, and an output end of the second lower wire cutting drive device is connected to the second lower cutter 5212. The first upper cutting knife 5111 is driven by the first upper cutting line driving device to move downwards to cut off one end of the first bent ear belt, and the first lower cutting line driving device drives the first lower cutting knife to move downwards to cut off the other end of the first bent ear belt; the second upper cutting knife 5211 is driven by the second upper cutting line driving device to move downwards to cut off one end of the second bending ear belt, and the second lower cutting line driving device drives the second lower cutting knife 5212 to move downwards to cut off the other end of the second bending ear belt; specifically, the first upper cutting line driving device, the first lower cutting line driving device, the second upper cutting line driving device and the second lower cutting line driving device are all cutting air cylinders.
Preferably, in order to improve the efficiency of welding the ear strap by the mask piece, the ear strap welding mechanism further comprises a welding conveying device 6 for carrying the mask piece and outputting the mask piece after the ear strap is welded; the first ear strap welding device 1, the first side feeding device 31, the first bending mechanism 41 and the first cutting device 51 are positioned on one side of the welding and conveying device 6, and the second ear strap welding device 2, the second side feeding device 32, the second bending mechanism 42 and the second cutting device 52 are positioned on the other side of the welding and conveying device 6.
Preferably, the welding conveyor 6 includes a third conveyor belt, a third drive roller, a third driven roller, a plurality of third auxiliary rollers disposed between the third drive roller and the third driven roller, and a seventh rotating motor for driving the third drive roller to rotate; the third conveyer belt twines third drive roll, third driven roller and third auxiliary roller setting, and the output and the third drive roll of seventh rotation motor link together. The seventh rotating motor drives the third driving roller to rotate, and the third driving roller drives the third conveying belt to convey.
Preferably, in the step (3), a flexible nose patch is processed on the skin-friendly surface of the mask sheet by a nose patch forming device 7, and the flexible nose patch is made of hydrophilic medical hydrogel. The flexible nose patch is processed through the skin-friendly surface of the mask piece, so that the mask piece is always tightly attached to the face, and the effect of wearing the mask and the comfort level of wearing the mask are improved.
Preferably, the nose patch forming device 7 includes a glue applicator 71 for applying a medical glue to the skin-friendly surface of the mask sheet, and an adsorption device 72 for adsorbing the mask sheet to the output side of the glue applicator 71. The mask sheet is adsorbed to the output end of the glue applying device 71 through the adsorbing device 72, and the glue applying device 71 outputs medical glue to the skin-friendly surface of the mask sheet.
Preferably, the glue applying device 71 includes a glue applying gun 711 that outputs the medical glue to the skin-friendly surface of the mask sheet, and a glue supplying device 712 that supplies the glue applying gun 711 with glue. The glue supply device 712 inputs medical glue to the glue gun 711, and the glue gun 711 outputs the medical glue to the skin-friendly surface of the mask sheet.
Preferably, the applicator gun 711 includes an applicator head 7111 that applies a medical gel to the nasal strip location of the skin-friendly face. Medical glue is output to the skin-friendly surface of the mask piece through the glue applying head 7111.
Preferably, the glue supply device 712 includes a glue supply tank 7121, and a glue pushing part which is disposed in the glue supply tank 7121 and outputs the medical glue from the glue supply tank 7121 to the glue gun 711; a communicating opening into which a glue gun 711 extends is formed on the side wall of the glue supply tank 7121; the glue applying gun 711 is provided with an input port for inputting medical glue and an output port for outputting the medical glue; one end of the input port of the glue gun 711 extends into the communicating port and is communicated with the glue supply box 7121. The medical glue in the glue supply tank 7121 is fed into the glue gun 711 by the glue pushing part.
Preferably, the glue pushing component comprises a glue pushing rod and a glue pushing cylinder for driving the glue pushing rod to extrude the medical glue to the input port; the output end of the glue pushing cylinder is connected with the glue pushing rod. The glue pushing cylinder drives the glue pushing rod to input medical glue to the glue applying gun 711.
Preferably, in order to avoid interference between the operation of the glue gun 711 and the pressing device 73, the glue applying device 71 further includes a telescopic driving device that drives the glue gun 711 to extend and contract.
Preferably, the suction device 72 includes a suction member 721 that sucks the mask sheet. The mask sheets are adsorbed one by one to the outlet of the sizing device 71 by the adsorption member 721.
Preferably, the adsorption part 721 includes an electrostatic adsorption plate. The mask pieces are adsorbed one by one to the outlet of the sizing device 71 by the electrostatic adsorption plate.
Preferably, the adsorption device 72 further includes a bearing member 722 bearing the adsorption member 721; the bearing member 722 includes a first bearing seat 7221 and a second bearing seat 7222; the side wall of the first bearing seat 7221 forms a sliding groove in which the second bearing seat 7222 slides, and the second bearing seat 7222 is slidably connected in the sliding groove; a connecting block 7223 is arranged on the upper surface of the second bearing seat 7222, a connecting hole 7224 is formed in the connecting block 7223, and one end of the adsorption part 721 is rotatably connected with the connecting hole 7224 through a connecting shaft; the glue supplier 712 is disposed on the upper surface of the first bearing seat 7221. The first moving driving device drives the second bearing seat 7222 to move, so that the adsorption part 721 moves to a preset position for adsorbing the mask sheet, the overturning driving device drives the adsorption part 721 to rotate 180 degrees, after the mask sheet is adsorbed on the electrostatic adsorption plate, the overturning driving device drives the adsorption part 721 to rotate 180 degrees in the reverse direction, the moving driving device drives the second bearing seat 7222 to move below the gluing head 7111, and the gluing gun 711 outputs medical glue on the skin-friendly surface of the mask sheet through the gluing head 7111; specifically, the overturning driving device is driven by a motor, and the moving driving device is driven by an air cylinder.
Preferably, the suction device 72 further includes an inversion driving device that drives the suction member 721 to invert.
Preferably, the adsorption device 72 further includes a movement driving device that drives the second carriage 7222 to move back and forth.
Preferably, the nose patch forming device 7 further comprises a pressing device 73 for smoothing the medical water gel on the skin-friendly surface of the mask sheet. The medical glue on the mask is uniformly pressed by the pressing device 73.
Preferably, the pressing device 73 includes a pressing block 731 for pressing the medical hydrogel flat; the bottom end of the pressing block 731 is a plane. The medical water gel on the mask piece is uniformly pressed and smeared by the plane at the bottom end of the pressing block 731.
Preferably, the pressing device 73 further comprises a pressing driving device 732 for driving the pressing block 731 to move downwards to flatten the medical glue. The pressing driving device 732 drives the pressing block 731 to move downwards, and the bottom end plane of the pressing block 731 presses and smears the medical glue on the mask uniformly.
Preferably, in order to improve the working efficiency of the nose patch forming device 7, a transition conveying device 74 for conveying the mask sheets is further included; the transition conveying device 74 is provided with an adsorption station where the adsorption part 721 adsorbs the mask sheet.
Preferably, the transition conveying device 74 comprises a transition conveying belt, a transition driving roller, a transition driven roller and a transition motor for driving the transition driving roller to rotate; the transition conveyer belt twines transition drive roll and transition driven voller setting, and transition motor's output links together with the transition drive roll. The transition motor drives the transition driving roller to rotate, and the transition driving roller rotates to drive the transition conveying belt to convey the mask piece.
Preferably, in step (4), the mask sheet is subjected to a packaging process by the packaging device 8. The mask sheet is packaged, so that the mask sheet is prevented from being polluted by dust and germs in the air in an unused state.
Preferably, the sealing device 8 includes a sealing conveying device 81 that conveys the mask sheet, a film conveying device 82 that conveys the flat protective film in the conveying direction of the sealing conveying device 81, and a heat sealing device 83 that connects the side edges of the protective film. The film feeding device 82 synchronously conveys the protective film along the conveying direction of the packaging conveying device 81, when the mask sheet is conveyed into the protective film, the packaging conveying device 81 drives the protective film and the mask sheet to be conveyed together, and the heat sealing device 83 heat-seals two side edges of the protective film.
Preferably, the film feeding means 82 includes an upper film supplying means 821 which supplies an upper film, and a lower film supplying means 822 which supplies a lower film; the upper film supplying device 821 is disposed above the encapsulation conveying device 81, and the lower film supplying device 822 is disposed below the encapsulation conveying device 81. When the mask sheet is conveyed to the packing and conveying device 81, the mask sheet is positioned between the upper film and the lower film.
Preferably, the film feeding device 82 further includes a guide roller 823 for guiding the upper film to be attached to the upper surface of the mask sheet; the guide roller 823 and the mask sheet have a gap through which the upper film passes. The guide roller 823 is used for guiding the upper film, so that the upper film is tightly attached to the upper surface of the mask piece, the packaging and conveying device 81 drives the lower film to convey forwards, the lower film drives the mask piece to convey forwards, and the mask piece drives the upper film to convey forwards.
Preferably, the heat sealing device 83 includes a heat bonding device 831 that connects the left and right sides of the protective film of the package mask sheet in the conveying direction of the package conveying device 81. The left and right sides of the protective film are connected by a thermal bonding device 831.
Preferably, the thermal coupling device 831 includes a first thermal coupling member 8311 that thermally compresses the left side edge of the protective film, and a second thermal coupling member 8312 that thermally compresses the right side edge of the protective film; first thermal joint member 8311 and second thermal joint member 8312 are at both sides of the protective film. The left side of the protective film is hot-pressed by the first heat bonding member 8311, and the right side of the protective film is hot-pressed by the second heat bonding member 8312.
Preferably, the first thermal connection member 8311 includes a first upper thermal compression block in contact with the upper surface of the upper film, and a first lower thermal compression block in contact with the lower surface of the lower film; a gap for passing the mask sheet and the protective film is arranged between the first upper hot-pressing block and the first lower hot-pressing block; the second thermal joint member 8312 includes a second upper thermal compression block in contact with the upper surface of the upper film, and a second lower thermal compression block in contact with the lower surface of the lower film; and a gap for passing the mask sheet and the protective film is formed between the second upper hot-pressing block and the second lower hot-pressing block. When the upper and lower films positioned at the left portion pass through the gap between the first upper and lower heat-pressing blocks of the first heat-bonding member 8311, the upper and lower films are heat-pressed and connected together; when the upper and lower films positioned at the right portion pass through the gap between the second upper and lower heat-pressing blocks of the second heat-bonding member 8312, the upper and lower films are heat-pressed and coupled together.
Preferably, in order to improve the efficiency of hot-pressing the protective film, electric heaters are disposed in the first upper hot-pressing block, the first lower hot-pressing block, the second upper hot-pressing block and the second lower hot-pressing block.
Preferably, the encapsulation conveying device 81 comprises an encapsulation conveying belt, an encapsulation driving roller, an encapsulation driven roller and an encapsulation rotating motor for driving the encapsulation driving roller to rotate; the packaging conveying belt is wound around the packaging driving roller and the packaging driven roller, and the output end of the packaging rotating motor is connected with the packaging driving roller. The packaging driving roller is driven to rotate by a packaging rotating motor, and the packaging driving roller rotates to drive the electric packaging conveying belt to transmit.
Preferably, in step (5), the packaged mask sheet is wound up by a winding device 9. The furling device 9 is convenient for containing the mask pieces, and the mask pieces are pulled out one by one when in use.
Preferably, the furling means 9 comprises a furling wheel 91 and a furling driving means for driving the furling wheel 91 to rotate to furl the mask gradually. The winding driving device drives the winding wheel 91 to rotate to gradually wind the packaged mask sheet and the protective film; specifically, the furling driving device is driven by a motor.
Preferably, in order to improve the automation degree of the mask preparation line, in the step (1), the complete mask fabric is cut into mask pieces by the feeding device 10 and the mask pieces are conveyed to the ear band welding mechanism.
Preferably, the feeding device 10 includes a fabric feeding device 101 for feeding the complete mask fabric, and a cutting device 102 for cutting the complete mask fabric into mask pieces. Conveying the complete mask fabric through a fabric conveying device 101, cutting the mask fabric into mask sheet monomers by a cutting device 102, and conveying the mask sheet monomers to an ear band welding mechanism; specifically, the complete mask fabric is formed by stacking multiple layers of mask body raw materials.
Preferably, the blanking device 102 comprises a blanking portion 1021. The complete mask fabric is cut into mask sheet units through the material cutting part 1021.
Preferably, the blanking portion 1021 includes a blanking head having a downwardly extending blanking tip 10211; the width dimension of the blanking tip 10211 is greater than the width dimension of the full facemask shell. The most advanced 10211 of blank makes the blanking portion 1021 cut off the gauze mask surface fabric more convenient, and the width size of the most advanced 10211 of blank is greater than the width size of complete gauze mask surface fabric, and the most advanced 10211 of blank is convenient for once only cut off the gauze mask surface fabric downwards, cuts into the gauze mask piece monomer with the gauze mask surface fabric.
Preferably, the cutting device 102 further comprises a power driving device for driving the cutting part 1021 to cut the mask fabric downwards; the output end of the power driving device is connected with the material cutting part 1021. The power driving device drives the material cutting part 1021 to move downwards, so that the mask fabric is cut into mask sheet monomers; specifically, the power driving device is driven by a cylinder.
Preferably, the fabric conveying device 101 comprises a fabric conveying belt, a fabric driving roller, a fabric driven roller and a fabric rotating motor for driving the fabric driving roller to rotate; the fabric conveying belt is wound around the fabric driving roller and the fabric driven roller, and the output end of the fabric rotating motor is connected with the fabric driving roller. The fabric rotating motor drives the fabric driving roller to rotate, and the fabric driving roller drives the fabric conveying belt to rotate so as to convey the mask fabric and the mask pieces.
Preferably, in order to improve the mask preparation efficiency, the feeding device 10, the ear band welding mechanism, the nose patch forming device 7, the packaging device 8 and the winding device 9 are sequentially arranged along the conveying direction of the mask sheet.
The product form of the present invention is not limited to the embodiments and examples shown in the present application, and any suitable changes or modifications of the similar ideas should be made without departing from the patent scope of the present invention.

Claims (10)

1. A preparation method of a protective mask is characterized by comprising the following steps:
(1) cutting the complete mask fabric into mask pieces;
(2) processing ear belts on two sides of the mask sheets simultaneously;
(3) processing a flexible nose patch on the skin-friendly surface of the mask sheet;
(4) packaging the mask sheet;
(5) and rolling the mask sheet after the easy-tear line is processed.
2. The method of manufacturing a protective mask according to claim 1, wherein: in the step (2), ear bands are welded to both sides of the plurality of mask pieces at the same time by the ear band welding mechanism.
3. The method of manufacturing a protective mask according to claim 2, wherein: the ear band welding mechanism comprises an ear band feeding device for continuously supplying ear bands to the mask piece and an ear band welding device for welding the ear bands on the mask piece; the ear band welding equipment comprises a first ear band welding device for welding ear bands on the same side of the mask sheets and a second ear band welding device for welding ear bands on the other side of the mask sheets; first ear area welding set includes a plurality of first welding parts that weld the ear area to each gauze mask piece with one side, second ear area welding set includes a plurality of second welding parts that weld the ear area to each gauze mask piece opposite side.
4. A method of making a protective mask according to claim 3, wherein: the first welding part comprises two first welding heads for welding two welding points on the same side of the same mask sheet, and the second welding part comprises two second welding heads for welding two welding points on the other side of the same mask sheet.
5. The method of manufacturing a protective mask according to claim 4, wherein: the first welding head comprises a first upper welding head positioned above a first welding point on the same side of the mask sheet and a first lower welding head positioned above a second welding point on the same side of the mask sheet; the second welding head comprises a second upper welding head and a second lower welding head, wherein the second upper welding head is positioned above the first welding point on the other side of the mask piece, and the second lower welding head is positioned above the second welding point on the other side of the mask piece.
6. The method of manufacturing a protective mask according to claim 5, wherein: the first welding head also comprises a first upper welding driving device for driving the first upper welding head to move up and down and a first lower welding driving device for driving the first lower welding head to move up and down; the second welding head also comprises a second upper welding driving device for driving the second upper welding head to move up and down and a second lower welding driving device for driving the second lower welding head to move up and down.
7. The method of manufacturing a protective mask according to claim 6, wherein: the ear belt feeding device comprises a belt supply device for conveying the continuous linear ear belt to the ear belt welding equipment and a folding line device for bending the continuous linear ear belt.
8. The method of manufacturing a protective mask according to claim 7, wherein: the tape supply means includes a first side supply means for supplying a first continuous linear ear tape to the same side of the plurality of mask sheets and a second side supply means for supplying a second continuous linear ear tape to the other side of the plurality of mask sheets.
9. The method of manufacturing a protective mask according to claim 8, wherein: the first side feeding device comprises a plurality of first lead groups for fixing the positions of the first continuous linear ear belts and a first conveying part for driving the first continuous linear ear belts to convey continuously; the first lead groups are arranged around the first conveying part at equal intervals.
10. The method of making a protective mask according to claim 9, wherein: the first wire set comprises a first wire guide roller and a second wire guide roller; the axes of the first wire guide roller and the second wire guide roller are both vertically arranged, and a gap through which a first continuous linear ear belt passes is arranged between the first wire guide roller and the second wire guide roller.
CN202011031714.0A 2020-09-27 2020-09-27 Preparation method of protective mask Withdrawn CN112519255A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011031714.0A CN112519255A (en) 2020-09-27 2020-09-27 Preparation method of protective mask

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011031714.0A CN112519255A (en) 2020-09-27 2020-09-27 Preparation method of protective mask

Publications (1)

Publication Number Publication Date
CN112519255A true CN112519255A (en) 2021-03-19

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011031714.0A Withdrawn CN112519255A (en) 2020-09-27 2020-09-27 Preparation method of protective mask

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116280501A (en) * 2023-03-08 2023-06-23 安徽尧舜智能袜业有限公司 Sock packing equipment with hooks and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116280501A (en) * 2023-03-08 2023-06-23 安徽尧舜智能袜业有限公司 Sock packing equipment with hooks and method

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Application publication date: 20210319