CN112493576A - Preparation method of disposable mask - Google Patents

Abstract

The invention provides a preparation method of a disposable mask, which comprises the following steps: (1) cutting the piece, namely cutting the complete mask fabric into single mask pieces; (2) processing a flexible nose patch on the skin-friendly surface of the mask piece; (3) ear bands are respectively processed on two sides of the mask piece; (4) packaging, namely packaging the mask sheet through a protective film; (5) and processing an easy-to-tear line between adjacent mask pieces. According to the invention, the flexible nose patch is arranged, so that the face and the mask are attached more tightly, and meanwhile, the ear band welding mechanism for welding the ear bands is simpler in structure, so that the failure rate is reduced, and the production efficiency is improved.

Description

Preparation method of disposable mask

Technical Field

The invention relates to the technical field of masks, in particular to a preparation method of a disposable mask.

Background

The mask is a sanitary article, is generally worn on the mouth and nose for filtering air entering the mouth and nose so as to achieve the effect of blocking harmful gas, smell, spray, virus and other substances, and is made of gauze, paper and other materials.

The mask has a certain filtering function on air entering the lung, and has a very good effect when being worn in respiratory infectious diseases and working in environments polluted by dust and the like.

Use nose bridge line and the laminating of face among the prior art, people speak face and take place deformation time for a long time can nose bridge line also can warp, lead to the gauze mask can't cover face totally, need press many times, and is comparatively troublesome, reduces the comfort level of wearing the gauze mask.

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, high failure rate and inconvenient maintenance, and the production cost is increased; the packaging of gauze mask is usually with a plurality of gauze masks packing in a wrapping bag, when needs take out the gauze mask, when the wrapping bag back of packing, can't seal the wrapping bag again, makes other gauze masks that temporarily need not use expose in the foul breath, probably adheres to the bacterium, brings certain hidden danger for taking out the people that the gauze mask wore in the wrapping 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 preparation method of a disposable mask, and aims to solve the problems that a nose bridge rope mentioned in the background technology is easy to deform when speaking, so that the mask cannot completely cover the face, the structure of an ear belt welding machine is complex, the failure rate of the machine is high, and the maintenance is inconvenient.

In order to achieve the purpose, the invention adopts the following technical scheme:

a preparation method of a disposable mask comprises the following steps:

(1) cutting the piece, namely cutting the complete mask fabric into single mask pieces;

(2) processing a flexible nose patch on the skin-friendly surface of the mask piece;

(3) ear bands are respectively processed on two sides of the mask piece;

(4) packaging, namely packaging the mask sheet through a protective film;

(5) and processing an easy-to-tear line between adjacent mask pieces.

Further, in the step (2), a nose patch is formed on the skin-friendly surface of the mask piece through a nose patch forming device; the flexible nose patch is made of flexible 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.

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 head.

Further, the glue applying gun comprises a glue applying head for applying medical glue to the nose patch position of the skin-friendly surface of the mask sheet.

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 gun to the mask; 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 motor for driving the glue pushing rod to extrude the medical glue to the input port; the output end of the glue pushing motor is connected with the glue pushing rod.

Furthermore, the glue applying device also comprises a telescopic driving device for driving the glue applying head to stretch.

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.

Furthermore, the nose patch forming device also comprises a transition conveying device for conveying the welded ear band and an adsorption device for adsorbing the mask sheet on the transition conveying device onto the glue applying device.

Further, the adsorption device comprises an adsorption part and a turnover driving device for driving the adsorption part to turn over.

Further, the adsorption member includes an electrostatic adsorption plate.

Further, the adsorption device also comprises a workbench for bearing the adsorption part; a rotating rod is arranged on one side of the adsorption part, a rotating part is arranged on one side of the workbench, and the rotating part comprises a first rotating column and a second rotating column; a first rotating hole is formed on the first rotating column, and a second rotating hole is formed on the second rotating column; one end of the rotating rod is rotatably connected with the first rotating column through a first rotating hole, and the other end of the rotating rod is rotatably connected with the second rotating column through a second rotating hole; and the output end of the overturning driving device is connected with one end of the rotating rod.

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.

Furthermore, the transition conveyor belt is provided with an electrostatic adsorption station of an electrostatic adsorption plate electrostatic adsorption mask sheet.

Further, in the step (3), the ear band is welded to the mask sheet 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 belt feeding device comprises a belt supplying device for conveying continuous linear ear belts and a line folding device for bending the linear ear belts; the belt supply device comprises a first side supply device for supplying a first continuous linear ear belt to one side of the mask sheet and a second side supply device for supplying a second continuous linear ear belt to the other side of the mask sheet; the line folding device comprises a first bending device for bending the first continuous linear ear belt into a first bending ear belt and a second bending device for bending the second continuous linear ear belt into a second bending ear belt; the ear band welding device comprises a first welding device for welding the first bending ear band on one side of the mask sheet and a second welding device for welding the second bending ear band on the other side of the mask sheet.

Furthermore, the first welding device comprises two first welding heads for welding two welding points on the same side of the same mask sheet, and the second welding device 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 the first bending lug belt and a first lower welding head positioned below the first bending lug belt; the second welding head comprises a second upper welding head positioned above the second bending lug belt and a second lower welding head positioned below the second bending lug belt.

Furthermore, the first welding head also comprises a first lifting driving device for driving the first upper welding head to move up and down and a second lifting driving device for driving the first lower welding head to move up and down; the second welding head also comprises a third lifting driving device for driving the second upper welding head to move up and down and a fourth lifting driving device for driving the second lower welding head to move up and down.

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 vertically arranged, and a gap through which a first continuous linear ear belt passes is formed between the first wire guide roller and the second wire guide roller.

Further, the first conveying part comprises a first conveying belt, a first driving roller, a first driven roller and a first rotating motor for driving the first driving roller to rotate; the first conveying belt is wound around a first driving roller and a first driven roller, and the output end of the first 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 first wire group also comprises a second rotating motor for driving the first wire roller to rotate and a third rotating motor for driving the second wire 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 belt 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 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 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.

Further, the second conveying part comprises a second conveying belt, a second driving roller, a second driven roller and a fourth 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 fourth 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.

Furthermore, the second wire group also comprises a fifth rotating motor for driving the third wire roller to rotate and a sixth 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 belt 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 belt.

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 fifth 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 sixth 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, ear area welding mechanism still includes the tangent line device that will weld first buckle ear area and the second ear area that buckles and cut off.

Further, the thread cutting device comprises a first thread cutting part for cutting off the first bending ear belt on the same side of the mask sheet and a second thread cutting part for cutting off the second bending ear belt on the other side of the mask sheet.

Further, the first cutting line part comprises a first upper cutter positioned above the first bending ear belt and a first lower cutter positioned below the first bending ear belt; the second tangent line portion comprises a second upper cutter and a second lower cutter, wherein the second upper cutter is located above the second bending ear belt, and the second lower cutter is located below the second bending ear belt.

Further, the first cutting line part also comprises a first upper cutting line driving device for driving the first upper cutter to move downwards and a first lower cutting line 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 conveys the mask piece with the ear belt welded out; welding conveyor has the input of gauze mask piece input and the output of gauze mask piece output, first welding set, first side feedway, first device of buckling and first tangent line portion all are in one side of welding conveyor input, second welding set, second side feedway, second buckle device and second tangent line portion all are in one side of welding conveyor output.

Further, the welding conveying device comprises a third conveying belt, a third driving roller, a third driven roller and a seventh rotating motor for driving the third driving roller to rotate; the third conveying belt is wound around a third driving roller and a third driven roller, and the output end of the seventh rotating motor is connected with the third driving roller.

Further, in the step (4), the mask sheet is encapsulated by an encapsulating 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), forming an easy-to-tear line between the packaged adjacent mask sheets by an easy-to-tear line die cutting device.

Further, easily tear line cutting device is including the last cutting means that is in the plastic wrap top, and the lower cutting means that is in the plastic wrap below.

Further, the upper die cutting component comprises an upper die cutting head, and a plurality of upper die cutting tips arranged at equal intervals are formed on the lower surface of the upper die cutting head; the lower die cutting component comprises a lower die cutting head, and a plurality of lower die cutting tips arranged at equal intervals are formed on the upper surface of the lower die cutting head.

Furthermore, an upper accommodating groove for the tip end of the lower die cutter to extend into is formed on the lower surface of the upper die cutting head; and a lower accommodating groove for the upper die cutting tip to extend into is formed on the upper surface of the lower die cutting head.

Further, the upper die cutting component also comprises an upper die cutting driving device for driving the upper die cutting head to move downwards; the lower die cutting component also comprises a lower die cutting driving device for driving the lower die cutting head to move upwards.

Further, in the step (1), the complete mask fabric is cut into single mask pieces through a feeding device.

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.

After adopting the structure, the preparation method of the disposable mask has at least the following beneficial effects:

the flexible nose patch is processed on the skin-friendly surface of the mask piece, so that the mask piece is more tightly attached to the face, germs are prevented from leaking into the mask piece from the opening of the face, the value of the bag mask is improved, and the flexible nose patch is more comfortable for people wearing the mask than a nose bridge rope; the ear band welding mechanism for processing the ear band on the mask sheet has a simple structure, reduces the failure rate and improves the production efficiency; each mask piece is packaged, an easy-to-tear line is processed between every two adjacent mask pieces, and people can take the independently packaged mask pieces conveniently while the mask pieces are protected from being polluted.

Drawings

Fig. 1 is a schematic perspective view of a mask manufacturing line of a method for manufacturing a disposable mask according to the present invention;

FIG. 2 is a schematic perspective view of a nose patch forming device of a method for manufacturing a disposable mask according to the present invention;

fig. 3 is a schematic perspective view of an ear band welding mechanism of a method for manufacturing a disposable mask according to the present invention.

In the figure: 1-ear strap welding device, 2-strap feeding device, 3-fold line device, 4-wire cutting device, 9-welding conveying device, 21-first side feeding device, 22-second side feeding device, 31-first bending device, 32-second bending device, 11-first welding device, 12-second welding device, 111-first welding head, 121-second welding head, 1111-first upper welding head, 1112-first lower welding head, 1211-second upper welding head, 1212-second lower welding head, 1113-first lifting driving device, 1114-second lifting driving device, 1213-third lifting driving device, 1214-fourth lifting driving device, 211-first wire group, 212-first conveying part, 2111-first wire guide roller, 2112-a second wire guide roller, 2113-a first limit roller, 221-a second wire guide group, 222-a second conveying part, 2211-a third wire guide roller, 2212-a fourth wire guide roller, 2213-a second limit roller, 311-a first bending part, 3111-a first bending block, 312-a first bending driving device, 3121-a first rotating driving device, 3122-a fifth lifting driving device, 321-a second bending part, 3211-a second bending block, 322-a second bending driving device, 41-a first wire cutting part, 42-a second wire cutting part, 411-a first lower cutting knife, 421-a second lower cutting knife, 5-a nose paste forming device, 51-a glue applying device, 511-a glue applying gun, 512-a glue supplying device, 5111-a glue applying head, 5121-a glue supplying box, 52-a pressing device, 521-a pressing block, 53-a transition conveying device, 54-an adsorption device, 541-an adsorption part, 542-a workbench, 5411-a rotating rod, 5421-a rotating part, 5422-a first rotating column, 5423-a second rotating column, 6-a packaging device, 61-a packaging conveying device, 62-a film conveying device, 63-a heat sealing device, 621-an upper film supplying device, 622-a lower film supplying device, 623-a guide roller, 631-a heat bonding device, 6311-a first heat bonding part, 6312-a second heat bonding part, 7-an easy tearing line die cutting device, 71-an upper die cutting part, 72-a lower die cutting part, 711-an upper die cutting head, 721-a lower die cutting head, 7211-a lower die cutting tip, 7212-a lower accommodating groove, 8-a feeding device, 81-fabric conveying device, 82-cutting device, 821-cutting part and 8211-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 3, the method for manufacturing a disposable mask according to the present invention comprises the steps of:

(1) cutting the piece, namely cutting the complete mask fabric into single mask pieces;

(2) processing a flexible nose patch on the skin-friendly surface of the mask piece;

(3) ear bands are respectively processed on two sides of the mask piece;

(4) packaging, namely packaging the mask sheet through a protective film;

(5) and processing an easy-to-tear line between adjacent mask pieces.

Therefore, the flexible nose patch is processed on the skin-friendly surface of the mask piece, so that the mask piece is more tightly attached to the face, germs are prevented from entering from the opening of the mask piece and the face, the value of the bag mask is improved, and the flexible nose patch is more comfortable for people wearing the mask than a nose bridge rope; the ear band welding mechanism for processing the ear band on the mask sheet has a simple structure, reduces the failure rate and improves the production efficiency; each mask piece is packaged, an easy-to-tear line is processed between every two adjacent mask pieces, and people can take the independently packaged mask pieces conveniently while the mask pieces are protected from being polluted.

Preferably, in the step (2), a nose patch is formed on the skin-friendly surface of the mask sheet by a nose patch forming device 5; the flexible nose patch is made of flexible hydrophilic medical water gel. The nose patch made of the flexible hydrophilic medical water gel enables the face to be tightly attached to the mask piece, and reduces the discomfort of wearing the mask.

Preferably, the nose patch forming device 5 includes an applicator 51 for applying a medical gel to the skin-friendly surface of the mask sheet. The nose paste forming device 5 applies medical water gel to the skin-friendly surface of the mask piece to form the nose paste, so that the face and the mask piece are attached more tightly, and the discomfort of wearing the mask is reduced.

Preferably, the glue applicator 51 includes a glue gun 511 for delivering the medical glue to the skin-friendly surface of the mask sheet, and a glue feeder 512 for feeding the glue to the glue applicator head 5111. The glue supplying device 512 supplies glue to the glue applying gun 511, and the glue applying gun 511 outputs medical glue to a preset position of the nose patch on the skin-friendly surface of the mask piece.

Preferably, the applicator gun 511 includes an applicator head 5111 that applies medical glue to the nasal attachment site of the skin-friendly face of the mask sheet. The glue application head 5111 outputs the medical glue to the preset position of the nose patch on the skin-friendly surface of the mask piece.

Preferably, the glue supply device 512 includes a glue supply tank 5121, and a glue pushing member which is disposed in the glue supply tank 5121 and outputs the medical glue from the glue gun 511 to the mask; a communicating port into which the glue gun 511 extends is formed on the side wall of the glue supply tank 5121; the glue applying gun 511 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 511 extends into the communicating port to be communicated with the glue supply box 5121. The water glue in the glue supply tank 5121 is fed into the glue gun 511 by the glue pushing member.

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 convey the glue in the glue supply box 5121 into the glue applying gun 511.

Preferably, the glue applicator 51 further includes a telescopic driving means for driving the glue application head 5111 to be telescopic. The expansion driving device drives the glue applying head 5111 to expand and contract, so that the interference between the glue applying gun 511 and the operation of the pressing block 521 is avoided.

Preferably, the nose patch forming device 5 further comprises a pressing device 52 for smoothing the medical water gel on the skin-friendly surface of the mask sheet. The water gel output from the applicator head 5111 to the mask is pressed and smoothed by the pressing device 52.

Preferably, the pressing device 52 comprises a pressing block 521 for pressing the medical glue; the bottom end of the pressing block 521 is a plane. The water gel output from the glue applying head 5111 to the mask is pressed uniformly and smoothed by the pressing block 521.

Preferably, the pressing device 52 further comprises a pressing driving device for driving the pressing block 521 to move downwards to flatten the medical glue. The pressing block 521 is driven by the pressing driving device to press and level the water gel output from the gluing head 5111 to the mask; specifically, the pressing drive means includes a pressing cylinder.

Preferably, the nose patch forming device 5 further includes a transition conveyor 53 for conveying the welded ear band, and an adsorption device 54 for adsorbing the mask sheet on the transition conveyor 53 to the sizing device 51. The mask sheet is conveyed to a predetermined position by the transition conveying device 53, and the adsorption device 54 adsorbs the mask sheet to the output end of the glue application head 5111.

Preferably, the adsorption device 54 includes an adsorption part 541, and an inversion driving device driving the adsorption part 541 to invert. After the absorbing member 541 absorbs the mask sheet on the transition conveying device 53, the overturning driving device drives the absorbing member 541 to overturn by 180 degrees, so that the skin-friendly surface of the mask sheet faces upwards.

Preferably, the adsorption part 541 includes an electrostatic adsorption plate. And carrying out electrostatic adsorption on the mask sheet through the electrostatic adsorption plate.

Preferably, the adsorption device 54 further includes a stage 542 carrying the adsorption part 541; a rotating rod 5411 is arranged on one side of the adsorption component 541, a rotating part 5421 is arranged on one side of the workbench 542, and the rotating part 5421 comprises a first rotating column 5422 and a second rotating column 5423; a first rotation hole is formed on the first rotation column 5422, and a second rotation hole is formed on the second rotation column 5423; one end of the rotating rod 5411 is rotatably connected with the first rotating column 5422 through a first rotating hole, and the other end of the rotating rod 5411 is rotatably connected with the second rotating column 5423 through a second rotating hole; an output end of the inversion driving apparatus and one end of the rotation lever 5411 are connected together. When the electrostatic adsorption plate adsorbs the mask sheet at a preset position, the turnover driving device drives the rotating rod 5411 to rotate 180 degrees, the adsorption part 541 is driven to rotate 180 degrees and then fall on the workbench 542, the medical glue is output from the output port of the glue applying head 5111 of the glue applying device 51, the medical glue on the mask sheet is uniformly pressed and leveled by the pressing device 52, the turnover driving device drives the rotating rod 5411 to rotate 180 degrees in the reverse direction, the mask sheet is placed on the transition conveying device 53, and the forward conveying is continued.

Preferably, the transition conveying device 53 includes 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 driving roller is driven to rotate by the transition motor, and the transition driving roller rotates to drive the transition conveying belt to transmit.

Preferably, in order to facilitate the electrostatic adsorption of the mask sheet by the electrostatic adsorption plate, the transition conveyor belt is provided with an electrostatic adsorption station for electrostatically adsorbing the mask sheet by the electrostatic adsorption plate.

Preferably, in step (3), the ear strap is welded to the mask sheet by an ear strap welding mechanism.

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 1 for welding the ear band on the mask piece; the ear belt feeding device comprises a belt supply device 2 for conveying continuous linear ear belts and a folding line device 3 for bending the linear ear belts; the tape supply means 2 comprises a first side supply means 21 for supplying a first continuous linear ear tape to one side of the mask sheet, and a second side supply means 22 for supplying a second continuous linear ear tape to the other side of the mask sheet; the folding means 3 comprise first bending means 31 for bending the first continuous linear ear band into a first folded ear band, and second bending means 32 for bending the second continuous linear ear band into a second folded ear band; the ear strap welding device 1 comprises a first welding device 11 for welding the first bending ear strap on one side of the mask sheet and a second welding device 12 for welding the second bending ear strap on the other side of the mask sheet. The first side feeding device 21 conveys a first continuous linear ear strap to one side of the mask piece, the first bending device 31 bends the first continuous linear ear strap to a preset position of the mask piece welding ear strap, the second side feeding device 22 conveys a second continuous linear ear strap to the other side of the mask piece, and the second bending device 32 bends the second continuous linear ear strap to a preset position of the mask piece welding ear strap; at this time, the first welding device 11 welds the first bending ear band on the mask, and the second welding device 12 welds the second bending ear band on the mask.

Preferably, the first welding device 11 comprises two first welding heads 111 for welding two welding points on the same side of the same mask sheet, and the second welding device 12 comprises two second welding heads 121 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 121, respectively.

Preferably, the first welding head 111 includes a first upper welding head 1111 above the first bending lug, and a first lower welding head 1112 below the first bending lug; the second welding head 121 includes a second upper welding head 1211 positioned above the second bending lug, and a second lower welding head 1212 positioned below the second bending lug. 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 1211, and the other end of the second bending strap is welded by the second lower welding head 1212.

Preferably, the first bonding head 111 further includes a first elevation driving device 1113 for driving the first upper bonding head 1111 to move up and down, and a second elevation driving device 1114 for driving the first lower bonding head 1112 to move up and down; the second welding head 121 further includes a third elevation driving device 1213 for driving the second upper welding head 1211 to move up and down, and a fourth elevation driving device 1214 for driving the second lower welding head 1212 to move up and down. The first lifting driving device 1113 drives the first upper welding head 1111 to weld one end of the first bending lug belt downwards, and the second lifting driving device 1114 drives the first lower welding head 1112 to weld the other end of the first bending lug belt downwards; the third elevation driving device 1213 drives the second upper welding head 1211 to weld one end of the second bending ear belt downwards, and the fourth elevation driving device 1214 drives the second lower welding head 1212 to weld the other end of the second bending ear belt downwards; specifically, the first elevation driving device 1113, the second elevation driving device 1114, the third elevation driving device 1213, and the fourth elevation driving device 1214 are all elevation cylinders.

Preferably, the first side feeding device 21 includes a plurality of first guiding lines 211 for fixing the position of the first continuous linear ear belt, and a first conveying portion 212 for driving the first continuous linear ear belt to continuously convey; the plurality of first lead groups 211 are disposed around the first conveying portion 212 at equal intervals. The position of the first continuous linear ear band is limited by the first lead group 211, the first conveying part 212 drives the first lead group 211 to drive, and the first lead group 211 drives the first continuous linear ear band to continuously supply the ear band to the mask sheet.

Preferably, the first wire set 211 includes a first wire guide roller 2111 and a second wire guide roller 2112; the axes of the first wire guide roller 2111 and the second wire guide roller 2112 are arranged vertically, and a gap through which the first continuous linear ear belt passes is provided between the first wire guide roller 2111 and the second wire guide roller 2112. The first continuous linear ear band passes through a first wire guide roller 2111 and a second wire guide roller 2112, the first wire guide roller 2111 and the second wire guide roller 2112 limiting lateral displacement of the first continuous linear ear band; specifically, the axes of the first wire guide roller 2111 and the second wire guide roller 2112 are disposed flush.

Preferably, the first conveying part 212 includes a first conveying belt, a first driving roller, a first driven roller, and a first 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 first rotating motor is connected with the first driving roller; a first wire guide roller 2111 and a second wire guide roller 2112 are provided on the first conveyor belt. The first driving roller is driven to rotate by the first rotating motor, so that the first conveying belt is driven to rotate, and the first conveying belt drives the first wire guiding roller 2111 and the second wire guiding roller 2112 to move.

Preferably, the first wire group 211 further includes a second rotating motor for driving the first wire roller 2111 to rotate, and a third rotating motor for driving the second wire roller 2112 to rotate; the first wire guide roller 2111 rotates counterclockwise, and the second wire guide roller 2112 rotates clockwise. The first continuous linear ear belt is conveyed faster by the rotation of the first wire guide roller 2111 and the second wire guide roller 2112.

Preferably, the first wire set 211 further includes a first limiting roller 2113 for limiting the first continuous linear ear band; the first conveying belt 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 limit roller 2113 is disposed above the first input end of the first conveyor belt. The first continuous linear ear belt is kept at a predetermined horizontal position by limiting the longitudinal displacement of the first continuous ear belt by the first limit roller 2113.

Preferably, the second side feeding device 22 comprises a plurality of second guide line sets 221 for fixing the position of the second continuous linear ear belt, and a second conveying part 222 for driving the second continuous linear ear belt to continuously convey; the plurality of second wire groups 221 are disposed around the second conveying portion 222 at equal intervals. The position of the second continuous linear ear band is limited by the second lead group 221, the second conveying part 222 drives the second lead group 221 to drive, and the second lead group 221 drives the second continuous linear ear band to continuously supply the ear band to the mask sheet.

Preferably, second wire set 221 includes third wire guide roller 2211 and fourth wire guide roller 2212; the axes of third and fourth wire guide rollers 2211 and 2212 are arranged vertically, with a gap between third and fourth wire guide rollers 2211 and 2212 through which a second continuous linear ear strap passes. The second continuous linear ear strip passes through the third wire guide roller 2211 and the fourth wire guide roller 2212, and the third wire guide roller 2211 and the fourth wire guide roller 2212 limit the transverse displacement of the second continuous linear ear strip; specifically, the axes of the third and fourth wire guide rollers 2211 and 2212 are arranged flush.

Preferably, the second conveying part 222 includes a second conveying belt, a second driving roller, a second driven roller, and a fourth 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 fourth rotating motor is connected with the second driving roller; a third wire guide roller 2211 and a fourth wire guide roller 2212 are provided on the second conveyor belt. The second driving roller is driven to rotate by the fourth rotating motor, so that the second conveying belt is driven to rotate, and the second conveying belt drives the third wire guide roller 2211 and the fourth wire guide roller 2212 to move.

Preferably, the second wire group 221 further includes a fifth rotating motor for driving the third wire guide roller 2211 to rotate, and a sixth rotating motor for driving the fourth wire guide roller 2212 to rotate; the third wire guide roller 2211 rotates counterclockwise and the fourth wire guide roller 2212 rotates clockwise. The second continuous linear ear belt is conveyed faster by the rotation of the third and fourth guide rollers 2211 and 2212.

Preferably, the second wire group 221 further comprises a second limiting roller 2213 for limiting the second continuous linear ear strip; the second conveying belt 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 stop roller 2213 is disposed above the second input end of the second conveyor belt. The second continuous linear ear belt is always kept at a predetermined horizontal position by limiting the longitudinal displacement of the second continuous ear belt through the second limiting roller 2213.

Preferably, the first bending means 31 comprises a first bending portion 311 at one side of the first continuous linear ear band. The first continuous linear ear strap is bent to a predetermined position of the mask piece welding ear strap by the first bending portion 311.

Preferably, the first bent portion 311 includes a first bent block 3111; the first upper bonding head 1111 is connected to the upper surface of the first bending block 3111 through a first support rod, and the first lower bonding head 1112 is connected to the upper surface of the first bending block 3111 through a second support rod. The first continuous linear ear straps are bent to predetermined positions of the mask piece welding ear straps by the first bending block 3111.

Preferably, the contact surface of the first bending block 3111 and the first continuous straight ear band is an arc surface. Through the setting of first piece 3111 arcwall face of buckling, avoid causing the problem of fish tail to first continuous straight line ear area, and buckle first continuous straight line ear area and become pitch arc ear area after, avoided the not enough problem of ear area length.

Preferably, the first bending device 31 further includes a first bending driving device 312 for driving the first bending block 3111 to bend. The first continuous linear ear band is bent onto the mask by the first bending actuator 312.

Preferably, the first bending driving means 312 includes a first rotation driving means 3121 for driving the first bending block 3111 to rotate toward the mask sheet, and a fifth elevation driving means 3122 for driving the first bending block 3111 to elevate. The fifth lifting driving device 3122 drives the first bending block 3111 to move downward to a position flush with the first continuous linear ear belt and located outside the first continuous linear ear belt, and the first rotating driving device 3121 drives the first bending block 3111 to bend the first continuous linear ear belt onto the mask sheet in a direction toward the mask sheet; specifically, the fifth lifting driving device 3122 is a lifting cylinder, and the first rotating driving device 3121 is a rotating motor.

Preferably, in order to avoid interference of the first wire group 211 with the first bending block 3111, a distance between adjacent first wire groups 211 is greater than a rotation diameter of the first bending block 3111.

Preferably, the second bending device 32 comprises a second bending portion 321 at one side of the second continuous linear ear band. The second continuous linear ear strap is bent to a predetermined position of the mask piece welding ear strap by the second bent portion 321.

Preferably, the second bending part 321 includes a second bending block 3211; the second upper soldering joint 1211 is connected to the upper surface of the second bending block 3211 through a third support rod, and the second lower soldering joint 1212 is connected to the upper surface of the second bending block 3211 through a fourth support rod. The second continuous linear ear strap is bent to a predetermined position of the mask piece welding ear strap by the second bending block 3211.

Preferably, the contact surface of the second bending block 3211 and the second continuous linear ear band is an arc surface. Through the setting of the second piece 3211 arcwall face of buckling, avoid causing 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 32 further includes a second bending driving device 322 for driving the second bending block 3211 to bend. The second bending driving device 322 can bend the second continuous straight ear belt to the mask.

Preferably, the second bending driving device 322 includes a second rotation driving device for driving the second bending block 3211 to rotate toward the mask sheet, and a sixth lifting driving device for driving the second bending block 3211 to lift. The sixth lifting driving device drives the second bending block 3211 to move downward to a position flush with the second continuous linear ear band and located outside the second continuous linear ear band, and the second rotating driving device drives the second bending block 3211 to bend the second continuous linear ear band onto the mask piece in the direction of the mask piece; specifically, the sixth lifting driving device is a lifting cylinder, and the second rotating driving device is a rotating motor.

Preferably, in order to avoid the interference of the second wire group 221 with the second bending block 3211, the distance between adjacent second wire groups 221 is greater than the rotation diameter of the second bending block 3211.

Preferably, the ear band welding mechanism further comprises a wire cutting device 4 for cutting off the welded first bending ear band and the second bending ear band. Cut off the both ends in the first ear area of buckling and the second ear area of buckling that will weld through tangent line device 4, be convenient for carry away the gauze mask piece in the ear area of having welded, continue the processing in welding ear area to next gauze mask piece simultaneously.

Preferably, the thread cutting means includes a first thread cutting portion 41 for cutting the first ear band folded at the same side of the mask piece, and a second thread cutting portion 42 for cutting the second ear band folded at the other side of the mask piece. The first cutting portion 41 cuts both ends of the first ear strap, and the second cutting portion 42 cuts both ends of the second ear strap.

Preferably, the first cutting portion 41 comprises a first upper cutter above the first bending ear strap, and a first lower cutter 411 below the first bending ear strap; the second wire cutting portion 42 includes a second upper cutter located above the second bending ear band, and a second lower cutter 421 located below the second bending ear band. The upper end and the lower end of the first bending ear strap are cut off by the first upper cutter and the first lower cutter 411 respectively; and a second upper cutter and a second lower cutter 421 for cutting off the upper end and the lower end of the second bending ear band, respectively.

Preferably, the first wire cutting portion 41 further includes a first upper wire cutting driving means for driving the first upper cutter to move downward, and a first lower wire cutting driving means for driving the first lower cutter 411 to move downward; the first upper cutting line driving device is connected with the upper part of the first upper welding head 1111, and the output end of the first upper cutting line driving device is connected with the first upper cutter; 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 411; the second wire cutting portion 42 further includes a second upper wire cutting driving device for driving the second upper cutter to move downward, and a second lower wire cutting driving device for driving the second lower cutter 421 to move downward; a second upper trimming driving means connected to an upper portion of the second upper bonding head 1211, and an output end of the second upper trimming driving means connected to the second upper cutter; the second lower wire cutting driving device is connected to the upper portion of the second lower welding head 1212, and the output end of the second lower wire cutting driving device is connected to the second lower cutter 421. The first upper cutting knife is driven by the first upper cutting line driving device to move downwards to cut off one end of the first bending ear belt, and the first lower cutting line driving device drives the first lower cutting knife 411 to move downwards to cut off the other end of the first bending ear belt; the second upper cutting knife is driven by the second upper cutting line driving device to move downwards to cut off one end of the second bent ear belt, and the second lower cutting line driving device drives the second lower cutting knife 421 to move downwards to cut off the other end of the second bent 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 and conveying device 9 for carrying the mask piece and conveying the mask piece with the ear strap welded out; the welding and conveying device 9 is provided with an input end for inputting the mask piece and an output end for outputting the mask piece, the first welding device 11, the first side feeding device 21, the first bending device 31 and the first tangent portion 41 are all arranged on one side of the input end of the welding and conveying device 9, and the second welding device 12, the second side feeding device 22, the second bending device 32 and the second tangent portion 42 are all arranged on one side of the output end of the welding and conveying device 9.

Preferably, the welding conveyor 9 includes a third conveyor belt, a third drive roller, a third driven roller, and a seventh rotating motor for driving the third drive roller to rotate; the third conveyer belt twines third drive roller and third driven voller setting, and the output and the third drive roller 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 step (4), the mask sheet is encapsulated by the encapsulating device 6.

Preferably, the sealing device 6 includes a sealing conveying device 61 that conveys the mask sheet, a film conveying device 62 that conveys the flat protective film in the conveying direction of the sealing conveying device 61, and a heat sealing device 63 that connects the side edges of the protective film. The film feeding device 62 synchronously conveys the protective film along the conveying direction of the packaging conveying device 61, when the mask sheet is conveyed into the protective film, the packaging conveying device 61 drives the protective film and the mask sheet to be conveyed together, and the heat sealing device 63 heat-seals two side edges of the protective film.

Preferably, the film feeding means 62 includes an upper film supplying means 621 that supplies the upper film, and a lower film supplying means 622 that supplies the lower film; the upper film supplying device 621 is disposed above the packaging conveying device 61, and the lower film supplying device 622 is disposed below the packaging conveying device 61. When the mask sheet is conveyed to the packing conveyor 61, the mask sheet is positioned between the upper film and the lower film.

Preferably, the film feeding means 62 further includes a guide roller 623 for guiding the upper film to be attached to the upper surface of the mask sheet; a gap through which the upper film passes is provided between the guide roller 623 and the mask sheet. The guide roller 623 guides the upper film to be tightly attached to the upper surface of the mask piece, the packaging and conveying device 61 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 63 includes a heat bonding device 631 that connects the left and right sides of the protective film of the package cover sheet in the conveying direction of the package conveying device 61. The left and right sides of the protective film are connected by a thermal bonding means 631.

Preferably, the thermal bonding means 631 includes a first thermal bonding member 6311 that thermally presses the left side edge of the protective film, and a second thermal bonding member 6312 that thermally presses the right side edge of the protective film; the first heat bonding member 6311 and the second heat bonding member 6312 are separated at both sides of the protective film. The left side of the protective film is hot-pressed by the first hot bonding member 6311, and the right side of the protective film is hot-pressed by the second hot bonding member 6312.

Preferably, the first thermal connection member 6311 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 bonding member 6312 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 located at the left portion pass through the gap between the first upper and lower heat-pressing blocks of the first heat-bonding member 6311, the upper and lower films are heat-pressed and connected together; when the upper and lower films located at the right side portion pass through the gap between the second upper and lower heat press blocks of the second heat joining member 6312, the upper and lower films are heat-pressed and joined 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 61 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), in order to facilitate the taking of the mask sheets, easy-tear lines are formed between the adjacent mask sheets after packaging by the easy-tear line die cutting device 7.

Preferably, the easy-tear line die cutting device 7 includes an upper die cutting part 71 above the cling film, and a lower die cutting part 72 below the cling film. The tear lines are formed on the protective film between the adjacent mask sheets by the upper die-cutting member 71 and the lower die-cutting member 72.

Preferably, the upper die-cutting member 71 includes an upper die-cutting head 711, and a plurality of upper die-cutting tips arranged at equal intervals are formed on a lower surface of the upper die-cutting head 711; lower die cutting member 72 includes a lower die cutting head 721, and a plurality of lower die cutting tips 7211 arranged at equal intervals are formed on the upper surface of lower die cutting head 721. An easy-tear line is processed on the protective film between adjacent mask sheets through the upper die-cut tip and the lower die-cut tip 7211.

Preferably, in order to facilitate the processing of the easy-to-tear line, an upper receiving groove into which the lower die cutting tip 7211 extends is further formed on the lower surface of the upper die cutting head 711; the upper surface of the lower die cutting head 721 is also formed with a lower receiving groove 7212 into which the upper die cutting tip is inserted.

Preferably, the upper die-cutting member 71 further includes an upper die-cutting driving means for driving the upper die-cutting head 711 to move downward; lower die cutting member 72 also includes a lower die cutting drive that drives lower die cutting head 721 upward. The upper die cutting head 711 is driven to move downwards by the upper die cutting driving device, the lower die cutting driving device drives the lower die cutting part 72 to move upwards, and an easy-to-tear line is processed on the protective film between the adjacent mask sheets; specifically, the upper die cutting driving device and the lower die cutting driving device are both cylinders.

Preferably, in step (1), in order to facilitate the automation of the production line, the complete mask fabric is cut into individual mask pieces by the feeding device 8.

Preferably, the feeding device 8 includes a fabric feeding device 81 for feeding the complete mask fabric, and a cutting device 82 for cutting the complete mask fabric into mask pieces. Conveying the complete mask fabric through a fabric conveying device 81, cutting the mask fabric into mask sheet monomers by a cutting device 82, 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 82 comprises a blanking portion 821. The complete mask fabric is cut into mask sheet units through the material cutting part 821.

Preferably, the blanking portion 821 includes a blanking head having a downwardly extending blanking tip 8211; the width dimension of the blanking tip 8211 is larger than that of the complete mask fabric. The blanking tip 8211 makes it more convenient for the blanking portion 821 to cut the mask fabric.

Preferably, the cutting device 82 further includes a power driving device for driving the cutting part 821 to cut the mask fabric downward; the output of the power drive is connected to the blanking portion 821. The cutting part 821 is driven by the power driving device to move downwards, and the mask fabric is cut into mask sheet monomers; specifically, the power drive device is a power cylinder.

Preferably, the fabric conveying device 81 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.

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 disposable mask is characterized by comprising the following steps:

(1) cutting the piece, namely cutting the complete mask fabric into single mask pieces;

(2) processing a flexible nose patch on the skin-friendly surface of the mask piece;

(3) ear bands are respectively processed on two sides of the mask piece;

(4) packaging, namely packaging the mask sheet through a protective film;

(5) and processing an easy-to-tear line between adjacent mask pieces.

2. The method for manufacturing a disposable mask according to claim 1, wherein the method comprises the steps of: in the step (2), forming a nose patch on the skin-friendly surface of the mask piece through a nose patch forming device; the flexible nose patch is made of flexible hydrophilic medical water gel.

3. The method for manufacturing a disposable mask according to claim 2, wherein the method comprises the steps of: the nose patch forming device comprises a glue applying device for applying medical glue to the skin-friendly surface of the mask sheet.

4. The method for manufacturing a disposable mask according to claim 3, wherein the method comprises the steps of: 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 head.

5. The method of making a disposable mask according to claim 4, wherein: the glue applying gun comprises a glue applying head for applying medical glue to the nose pasting position of the skin-friendly surface of the mask sheet.

6. The method for manufacturing a disposable mask according to claim 5, wherein the method comprises the steps of: the glue supply device comprises a glue supply box and a glue pushing component which is arranged in the glue supply box and outputs medical glue from the glue gun to the mask; 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.

7. The method of making a disposable mask of claim 6, wherein: the glue pushing component comprises a glue pushing rod and a glue pushing motor for driving the glue pushing rod to extrude the medical glue to the input port; the output end of the glue pushing motor is connected with the glue pushing rod.

8. The method of making a disposable mask of claim 7 wherein: the glue applying device further comprises a telescopic driving device for driving the glue applying head to stretch.

9. The method of making a disposable mask of claim 8, wherein: the nose patch forming device further comprises a pressing device for smoothing the medical water gel on the skin-friendly surface of the mask sheet.

10. The method of making a disposable mask according to claim 9, wherein: the pressing device comprises a pressing block for pressing the medical glue flat; the bottom end of the pressing block is a plane.

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