CN111534938A - Mask production equipment and method - Google Patents

Abstract

The invention relates to a mask production device and a mask production method, wherein the mask production device is used for respectively placing a plurality of cloth tape rolls on a plurality of material roll shafts, guiding the plurality of cloth tape rolls to a wrapping area through a plurality of tension shafts to form a stacked cloth tape, then folding a binding strip through a wrapping pull cylinder and wrapping the side edge of the stacked cloth tape to form the wrapped cloth tape, and sewing the side edge of the wrapped cloth tape through a sewing mechanism to form a sewn cloth tape, so that the automation degree and the production efficiency of mask production can be improved.

Description

Mask production equipment and method

Technical Field

The invention relates to the field of textile machinery equipment, in particular to mask production equipment and a mask production method.

Background

The mask is a sanitary article, and is generally a tool which is worn at the mouth and nose part and is used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer. The mask has a certain filtering function on air entering the lung, and has a very good protection function when the mask is worn for operation in an environment polluted by dust and the like when respiratory infectious diseases are prevalent.

The main body part of the mask generally adopts three kinds of cloth, namely woven cloth, spray-melted non-woven cloth and knitted cloth, the traditional manufacturing method needs to rely on manpower to sequentially stack the three kinds of cloth pieces and fix four side lines by using a flat car, time and labor are wasted, and the production efficiency is lower.

Disclosure of Invention

Accordingly, there is a need for a mask manufacturing apparatus and method that can improve mask manufacturing efficiency.

A mask producing apparatus comprising:

the edge covering workbench is provided with an edge covering area;

the material winding frame is provided with a plurality of material winding shafts and a plurality of tension shafts, the plurality of material winding shafts are used for placing the fabric tape rolls, and the plurality of tension shafts are used for guiding the fabric tape rolls on the plurality of material winding shafts to the edge covering area to form a stacked fabric tape;

the edge covering pull cylinder is arranged on the edge covering workbench and close to the edge covering area, and is used for folding the binding strips and wrapping the side edges of the overlapped cloth belts to form edge covering cloth belts;

and the sewing mechanism is arranged on the edge covering workbench and used for sewing the side edge of the edge covering cloth belt to form a sewing cloth belt.

In one embodiment, the number of the edge covering pull cylinders is two, and the two edge covering pull cylinders are respectively arranged at two opposite sides of the edge covering area and are used for folding and wrapping the binding strips on two side edges of the overlapped cloth belt; the sewing mechanism has two, two sewing mechanism is used for sewing up respectively the both sides side of borduring strap.

In one embodiment, the material reel comprises a knitted fabric reel, a non-woven fabric reel and a woven fabric reel, and the non-woven fabric reel is arranged between the knitted fabric reel and the woven fabric reel.

In one embodiment, the number of the nonwoven fabric reels and the number of the woven fabric reels are two, the two nonwoven fabric reels are arranged side by side, and the two woven fabric reels are arranged side by side.

In one embodiment, the tension shaft comprises a plurality of single shafts and a plurality of cloth pressing shafts, each single shaft is used for changing the running direction of one cloth tape, the cloth pressing shafts are arranged close to the table top of the edge covering area and provided with cloth passing gaps, and the cloth passing gaps are used for collecting a plurality of cloth tapes on the table top of the edge covering area.

In one of them embodiment, gauze mask production facility still includes selvedge detector, blowing nozzle and controller, the selvedge detector with the blowing nozzle is close to compress the setting of cloth axle, the selvedge detector with the blowing nozzle respectively with controller electric connection, the selvedge detector is used for detecting whether there is the selvedge of strap to surpass the bordure district, the blowing nozzle is used for towards blow in the bordure district, works as the selvedge detector detects that there is the selvedge of strap surpass the bordure district, the controller control the blowing nozzle is blown.

In one embodiment, the selvedge detector is a photoelectric sensor.

In one embodiment, the mask production equipment further comprises a binding strip feeding mechanism, the binding strip feeding mechanism is arranged on the binding workbench and close to the binding pull cylinder, the binding strip feeding mechanism comprises a binding strip frame, a first cloth feeding wheel, a second cloth feeding wheel and a first rotary driver, the binding strip frame is used for arranging a binding strip material roll, the first cloth feeding wheel and the second cloth feeding wheel are oppositely arranged and are abutted to each other through wheel faces, and the first rotary driver is used for driving the first cloth feeding wheel and the second cloth feeding wheel to rotate oppositely.

In one embodiment, the mask production equipment further comprises a conveying mechanism, the conveying mechanism is arranged on the edge covering workbench, and the conveying mechanism is used for driving the sewing cloth belt to pass through the edge covering area.

In one embodiment, the delivery mechanism is a differential feed dog; or the conveying mechanism comprises a third cloth feeding wheel, a fourth cloth feeding wheel and a second rotary driver, the third cloth feeding wheel and the fourth cloth feeding wheel are arranged oppositely, wheel surfaces of the third cloth feeding wheel and the fourth cloth feeding wheel are abutted, and the second rotary driver is used for driving the third cloth feeding wheel and the fourth cloth feeding wheel to rotate oppositely.

In one embodiment, the mask production equipment further comprises a belt cutting mechanism, the belt cutting mechanism is arranged on the edge covering workbench, the belt cutting mechanism is located at the downstream of the sewing mechanism in the conveying direction of the sewing cloth belt, and the belt cutting mechanism is used for cutting the sewing cloth belt into sections.

A mask production method using the mask production apparatus according to any one of the above embodiments includes the steps of:

placing a plurality of cloth tape rolls on a plurality of material reels respectively;

guiding a plurality of the cloth tape rolls to the edge covering area through a plurality of the tension shafts to form a stacked cloth tape;

folding the binding strip through the edge-covering pull cylinder and wrapping the side edge of the overlapped cloth belt to form an edge-covering cloth belt;

and the sewing mechanism sews the side edge of the edge-wrapping cloth belt to form a sewing cloth belt.

Compared with the prior art, the mask production equipment and the mask production method have the following beneficial effects:

according to the mask production equipment and method, the plurality of cloth tape rolls are respectively placed on the plurality of material roll shafts, the plurality of cloth tape rolls are guided to the edge covering area through the plurality of tension shafts to form the overlapping cloth tape, then the bundling strip is folded through the edge covering pull cylinder and wraps the side edge of the overlapping cloth tape to form the edge covering cloth tape, the side edge of the edge covering cloth tape is sewn through the sewing mechanism, the sewing cloth tape is formed, and the automation degree and the production efficiency of mask production can be improved.

Drawings

Fig. 1 is a schematic view of a partial structure of a mask production apparatus according to an embodiment;

fig. 2 is an enlarged view of a portion of the mask producing apparatus shown in fig. 1;

FIG. 3 is a schematic view of the overlapping cloth belt both sides formed by binding strip edge-binding;

fig. 4 is a schematic structural view of mask manufacturing equipment according to an embodiment;

fig. 5 is a schematic structural view of a mask nose bridge strip device additionally arranged in the mask production equipment shown in fig. 4;

fig. 6 is a schematic structural view of a ear hanging rope sewing device in the mask production equipment shown in fig. 4.

Detailed Description

To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and 2, the mask producing apparatus 10 according to an embodiment of the present invention includes a hemming table 110, a material roll stand 120, a hemming barrel 130, and a sewing mechanism 140.

Wherein, the edge covering workbench 110 is provided with an edge covering area.

The material roll stand 120 is provided with a plurality of material roll shafts 150 and a plurality of tension shafts 160. The plurality of material winding shafts 150 are used for placing the cloth tape rolls, and the plurality of tension shafts 160 are used for guiding the cloth tape rolls on the plurality of material winding shafts 150 to the edge covering area to form a stacked cloth tape.

The edge covering pull cylinder 130 is arranged on the edge covering workbench 110 and close to the edge covering area, and the edge covering pull cylinder 130 is used for folding the binding strips and wrapping the side edges of the stacked cloth belts to form edge covering cloth belts. Fig. 3 shows a state where both sides of the superposed tape are bound with the binding tape to form a binding tape 4000.

The sewing mechanism 140 is arranged on the edge covering workbench 110, and the sewing mechanism 140 is used for sewing the side edges of the edge covering cloth belts, namely sewing the binding strips of the edge covering and the overlapped cloth belts to form sewing cloth belts. As shown in fig. 1, a sewing head of the sewing mechanism 140 is close to the hemming-attaching drums 130, and sewing is performed at the hemming-attaching drums 130.

As shown in fig. 1, in one example, there are two hemming barrels 130, and the two hemming barrels 130 are respectively disposed at opposite sides of a hemming area for folding and wrapping a bundle strip around both side edges of the stacked cloth tapes. In this example, there are also two sewing mechanisms 140, and the two sewing mechanisms 140 are used for sewing both side edges of the wrapping tape, respectively.

In the illustrated specific example, the two hemming drums 130 are staggered in the direction in which the cloth tape moves in the hemming area, and accordingly, the two sewing mechanisms 140 are staggered in this direction.

As shown in fig. 2, in one example, the mask producing apparatus 10 further includes a selvedge detector 170, a blowing nozzle (not shown), and a controller (not shown). The selvedge detector 170 and the air blowing nozzle are disposed near the cloth pressing shaft 162. The selvage detector 170 and the air blowing nozzle are respectively electrically connected with the controller. The selvedge detector 170 is used for detecting whether the selvedge of the cloth belt exceeds the edge wrapping area, and the air blowing nozzle is used for blowing air towards the edge wrapping area. When the selvedge detector 170 detects that the selvedge with the cloth belt exceeds the edge covering area, the controller controls the air blowing nozzle to blow air.

This example is directed at the great easy off normal problem that leads to of looped fabric shrink nature especially, sets up selvedge detector 170 and blowing mouth, when the looped fabric off normal, corrects it through blowing, avoids the product quality problem.

In one example, the selvedge detector 170 is a photosensor.

As shown in fig. 1, in one example, the tension shaft 160 includes a plurality of single shafts 161 and a plurality of cloth pressing shafts 162, each single shaft 161 is used for changing the running direction of one cloth tape, and the cloth pressing shafts 162 are arranged close to the top surface of the edge covering area and are provided with a cloth passing gap therebetween, and the cloth passing gap is used for collecting a plurality of cloth tapes on the top surface of the edge covering area.

In one example, the material roller 150 includes a knitted fabric roller, a nonwoven fabric roller, and a woven fabric roller, and the nonwoven fabric roller is disposed between the knitted fabric roller and the woven fabric roller. Knitted fabric reels are used for placing knitted fabric rolls 1000, non-woven fabric reels are used for placing non-woven fabric rolls 2000, and woven fabric reels are used for placing woven fabric rolls 3000.

As shown in fig. 1, in one example, there are two nonwoven fabric reels and two woven fabric reels, two nonwoven fabric reels being arranged side by side and two woven fabric reels being arranged side by side.

In the illustrated specific example, two woven fabric reels are disposed side by side in the vertical direction, and the disposed height of the two woven fabric reels is substantially the same as the height of the cloth pressing shaft 162. Two non-woven fabric reels and one knitted fabric reel are located above the cloth pressing shaft 162 and are arranged side by side in the horizontal direction.

In one example, the mask producing apparatus 10 further includes a material roll detector (not shown) and an alarm (not shown), the material roll detector and the alarm are electrically connected to the controller, respectively, the material roll detector is used for detecting whether the remaining material of the cloth roll placed on the material roll 150 is too small, and when the material roll detector detects that the remaining material of the cloth roll is too small, the controller controls the alarm to give an alarm to remind an operator. The operator can be with the remaining cloth of the cloth tape roll on this material spool 150 in the same direction as the concatenation of tearing out cloth tail one end, with the cloth head of the new cloth tape roll on another material spool 150 with the double faced adhesive tape, the cloth of in the same direction as the division can supply the machine to continue the sewing, consequently can reduce the shut down number of times, improves production efficiency.

In one example, the mask producing apparatus 10 further includes a binding strip feeding mechanism (not shown) for feeding the binding strip to the wrapping cylinder 130.

The binding strip feeding mechanism is arranged on the binding workbench 110 and close to the binding pull cylinder 130. The binding strip feeding mechanism comprises a binding strip frame, a first cloth feeding wheel, a second cloth feeding wheel and a first rotary driver, the binding strip frame is used for arranging a binding strip material roll, the first cloth feeding wheel and the second cloth feeding wheel are oppositely arranged and are abutted to the wheel surface, and the first rotary driver is used for driving the first cloth feeding wheel and the second cloth feeding wheel to rotate oppositely. The first cloth feeding wheel and the second cloth feeding wheel rotate oppositely, so that the bundle strips between the abutted wheel surfaces are conveyed under the friction force.

In one example, the mask producing apparatus 10 further includes a conveying mechanism (not shown) disposed on the edge covering table 110, and the conveying mechanism is configured to drive the sewing cloth tape to pass through the edge covering region. Through conveying mechanism's drive for the cloth tape roll on the material spool 150 rotates the output strap, need not to rely on the manpower to pull, can realize machine automatic operation.

In one example, the transport mechanism is a differential feed dog. The differential feed dog may be provided on the sewing mechanism 140, and the sewing mechanism 140 feeds the cloth while sewing.

In another example, the conveying mechanism comprises a third cloth feeding wheel, a fourth cloth feeding wheel and a second rotary driver, wherein the third cloth feeding wheel and the fourth cloth feeding wheel are arranged oppositely, wheel surfaces of the third cloth feeding wheel and the fourth cloth feeding wheel are abutted, and the second rotary driver is used for driving the third cloth feeding wheel and the fourth cloth feeding wheel to rotate oppositely. In this example, the tape cutting mechanism 400 is located downstream of the sewing mechanism 140 in the feeding direction of the sewing tape, and moves the tape by friction.

As shown in fig. 4, in one example, the mask producing apparatus 10 further includes a folding mechanism 200 and a press 300, the folding mechanism 200 being located downstream of the sewing mechanism 140 and the press 300 being located downstream of the folding mechanism 200 in the conveying direction of the sewing cloth tape. The sewing cloth tape is creased by a creased mechanism 200 and then shaped by a press 300.

As shown in fig. 4, in one example, the mask producing apparatus 10 further includes a tape cutting mechanism 400, the tape cutting mechanism 400 is provided on the hemming table 110, the tape cutting mechanism 400 is located downstream of the creasing mechanism 200 in the conveying direction of the sewing cloth tape, and the tape cutting mechanism 400 is used to cut the sewing cloth tape into pieces. The tape cutting mechanism 400 may cut the suture tape using a hot knife.

As shown in fig. 4 and 5, in one example, the mask producing apparatus 10 further includes a mask nose bridge bar attachment 500.

The mask nose bridge strip attaching device 500 includes a nose bridge strip attaching table 510, a nose bridge strip guide 520, a fixing mechanism, and a pushing mechanism.

Wherein the nose bridge bar guide 520 is provided on the girder installation table 510. The nose bridge bar guide 520 has a guide channel for placing the nose bridge bar, the guide channel extending in a first direction. A fitting gap 511 is provided between one end of the nose bridge bar guide 520 and the girder installation table 510, and the fitting gap 511 is used for fitting the girder installation on the mask body 5000.

The fixing mechanism is provided on the girder installation table 510. The fixing mechanism comprises a pressing driver 531 and a cloth pressing piece 532 connected with the pressing driver 531, wherein the pressing driver 531 can drive the cloth pressing piece 532 to press the mask body placed on the beam mounting workbench 510.

The pushing mechanism is provided on the girder installation table 510. The pushing mechanism comprises a pushing driver 541 and a pushing piece 542 connected with the pushing driver 541, wherein the pushing piece 542 extends into the guide channel and can move along the guide channel under the driving of the pushing driver 541 so as to push the nose bridge strip 6000 placed in the guide channel.

When the mask nose bridge strip adding device 500 works, a beam placing sleeve on the mask main body 5000 is sleeved into one end of the nose bridge strip guiding piece 520, the pressing driver 531 drives the cloth pressing piece 532 to press the mask main body placed on the beam placing workbench 510, so that the position of the mask main body is fixed, and the pushing driver 541 drives the pushing piece 542 to move along the guiding channel so as to push the nose bridge strip 6000 in the guiding channel to enter the beam placing sleeve. The cloth pressing piece 532 rises and the mask is taken down. Compare artifical bridge of the nose strip of installing additional, reduced the operation degree of difficulty, improved production efficiency.

In one example, nose bridge strip guide 520 is a tube. The pushing member 542 is rod-shaped, and extends into one end opening of the nose bridge bar guide 520 to push the nose bridge bar out of the other end opening.

In the particular example illustrated, nose bridge bar guide 520 is a slot that is open on the upper side. Similarly, pusher 542 is rod-shaped, and extends into one end opening of nose bridge strip guide 520 to push nose bridge strip 6000 out of the other end opening. Furthermore, the opening at the upper side of the groove body is designed into a round angle, so that the beam sleeve is prevented from being scratched.

In the illustrated specific example, the push-down driver 531 is a telescopic cylinder, and the push driver 541 is a telescopic cylinder.

As shown in fig. 5, in one example, the bridge bar attachment 500 further includes a support member disposed on the bridge table 510 and supporting the bridge bar guide 520 to form a nesting gap 511.

In one example, the height of the nesting gap 511 is 1mm to 2 mm. In some specific examples, the height of nesting gap 511 is 1.2mm, 1.5mm, 1.7mm, 1.9 mm.

As shown in fig. 5, in one example, the mask bridge bar attaching device 500 further comprises a moving mechanism, the moving mechanism comprises a moving driver 551 and a moving member 552 connected with the moving driver 551, the moving driver 551 can drive the moving member 552 to move along a first direction, and the moving member 552 is connected with a pressing driver 531. So, operating personnel only need place the gauze mask main part in the design position of dress roof beam workstation 510, push down driver 531 drive compress piece 532 and push down the gauze mask main part of placing on dress roof beam workstation 510, removal driver 551 drives moving member 552 and makes the gauze mask main part move towards nose bridge strip guide 520 along the motion of first direction, thereby make and put the roof beam cover and embolia the tip of nose bridge strip guide 520, install after the nose bridge strip additional, remove driver 551 drive moving member 552 reverse motion and make the gauze mask main part keep away from nose bridge strip guide 520, compress piece 532 rises, take off the gauze mask can, need not the manual work and embolia, take off action such as, further improve degree of automation.

In the illustrated specific example, the moving driver 551 is disposed below the girder installation table 510, the moving member 552 is disposed above the girder installation table 510, the girder installation table 510 is provided with the abdicating hole 512, and the moving driver 551 is connected to the moving member 552 through the abdicating hole 512.

In the particular example illustrated, the moving actuator 551 is a telescopic cylinder.

As shown in FIG. 5, in one example, the moving mechanism further includes a backing plate 553, the backing plate 553 is connected to the moving member 552 to abut against the beaming table 510, and the cloth pressing member 532 is located between the nose bridge guide 520 and the backing plate 553.

As shown in fig. 4 and 6, in one example, the mask producing apparatus 10 further includes a sewing ear string device 600.

The hanger rope sewing device 600 includes a rope sewing station 610, a positioning mechanism, a tucking assembly, and a sewing mechanism 650.

Wherein, the sewing rope work table 610 is provided with a mask body placing groove 611. The mask body placement groove 611 is used for placing the mask body 7000 to be processed for edge wrapping and sewing the ear hanging rope 8000. When the mask body 7000 is placed in the mask body placement groove 611, opposite sides of the mask body 7000 in the second direction (i.e., opposite sides of the to-be-sealed opening and the hanger string) extend out of the groove, and the openings with a certain width are formed at the two sides, respectively.

The positioning mechanism is arranged on the sewing rope workbench 610. The positioning mechanism comprises a positioning driver and a positioning plate 621 connected with the positioning driver. The flush driver can drive the flush plate 621 to press into the mask body placement groove 611, thereby pressing the mask body placed in the mask body placement groove 611.

When the position board 621 is pressed into the mask body placement groove 611, the two opposite sides of the position board 621 in the second direction are close to the two opposite inner walls of the mask body placement groove 611 in the second direction, and the two side ends of the mask body are exposed.

Shovel book subassembly includes that first shovel rolls over mechanism and second shovel and rolls over the mechanism, and first shovel rolls over mechanism and second shovel and rolls over the mechanism and set up on seam rope workstation 610 to be located gauze mask main part standing groove 611 in the relative both sides in the second direction.

The first shoveling and folding mechanism includes a first shoveling and folding driver 631 and a first shoveling and folding plate 632 connected with the first shoveling and folding driver 631, and the first shoveling and folding driver 631 can drive the first shoveling and folding plate 632 to extend out toward the mask body placing groove 611 along the second direction. The first shovel flap 632 is provided with a first ear hanging rope fixing part 641, so that during work, two ends of the ear hanging rope 8000 are placed on the seam allowance at one side, the rest parts of the ear hanging rope 8000 are placed on the first shovel flap 632, and the ear hanging rope 8000 is fixed through the first ear hanging rope fixing part 641 on the first shovel flap 632. When the first scooping flap 632 extends toward the mask body placement groove 611 in the second direction, the first scooping flap 632 folds the exposed seam allowance and the end of the ear hanging string on the seam allowance onto the side plate 621.

The second shoveling and folding mechanism includes a second shoveling and folding driver 633 and a second shoveling and folding plate 634 connected with the second shoveling and folding driver 633, the second shoveling and folding driver 633 can drive the second shoveling and folding plate 634 to extend out towards the mask body placing groove 611 along a second direction, and a second hanger rope fixing member 642 is arranged on the second shoveling and folding plate 634. Similarly, when the second scooping flap 634 extends toward the mask body placement groove 611 in the second direction, the second scooping flap 634 folds the exposed seam allowance and the end of the ear wire on the seam allowance onto the side position plate 621.

After the rabbets on the two sides of the mask body are folded, the position board 621 is pulled out of the mask body, the rabbets can be sewn by a sewing device subsequently, and meanwhile, the ends of the ear hanging ropes are folded in the rabbets, so that the ear hanging ropes on the two sides can be sewn on the mask body while the rabbets are sewn.

The sewing mechanism is provided on the sewing thread table 610, and the sewing mechanism is used for sewing the seam allowance position. More specifically, the stitching mechanism is capable of stitching in a third direction. In the present invention, the second direction and the third direction are two directions perpendicular to each other on a horizontal plane.

In one example, first earring cord fastener 641 and/or second earring cord fastener 642 are spring clips.

In the particular example illustrated, the first and second lug cord fasteners 641, 642 are each spring clips. The first shovel flap 632 is provided with two first hanger rope fixing members 641 arranged in the third direction, and the second shovel flap 634 is provided with two second hanger rope fixing members 642 arranged in the third direction.

In the particular example illustrated, first shovel fold actuator 631 and second shovel fold actuator 633 are both telescopic cylinders.

It is understood that the shape and size of the mask body placing groove 611 may be designed according to the mask body to be processed. For example, the mask body to be processed has a rectangular shape, the mask body placement groove 611 also has a rectangular shape, the length of the mask body placement groove 611 is slightly shorter than the length of the mask body to be processed, and the width of the mask body placement groove 611 is the same as the width of the mask body to be processed.

In one example, the depth of the mask body placing groove 611 is 2mm to 2.5mm, and the following-side position plate 621 can be smoothly drawn out from the mask body. In some specific examples, the depth of the mask body placing groove 611 is 2.1mm, 2.2mm, 2.3mm, 2.4 mm.

As shown in fig. 6, in one example, the vicinity driver includes a third direction driving part 622 and a vertical driving part 623, the vertical driving part 623 is connected to the vicinity plate 621 for driving the vicinity plate 621 to move in the vertical direction, and the third direction driving part 622 is connected to the vertical driving part 623 for driving the vertical driving part 623 to move in the second direction.

As shown in fig. 6, in one example, the positioning mechanism further includes a sliding rail 624 and a guide 625, the sliding rail 624 extends along the third direction, the sliding rail 624 is in sliding fit with the guide 625, and two opposite sides of the guide 625 in the third direction are respectively connected to the third direction driving component 622 and the vertical driving component 623.

In the illustrated embodiment, the sliding rail 624 includes a first side rail and a second side rail arranged in parallel, the guide 625 is a vertical plate, and the guide 625 is arranged on the first side rail and the second side rail. In the second direction, the third direction drive component 622 and the vertical drive component 623 are both located between the first side rail and the second side rail.

In the particular example illustrated, the third direction drive component 622 and the vertical drive component 623 are both telescopic cylinders.

As shown in fig. 1, in one example, the mask producing apparatus 10 further includes a sealing mechanism 700, the sealing mechanism 700 is disposed between the nose bridge strip adding device 500 and the edge-covering and ear hanging rope sewing device 600, and the sealing mechanism 700 includes a bone vehicle for sealing the edge of the main body of the nose bridge strip.

Further, the present invention also provides a mask body producing method using the mask producing apparatus 10 of any one of the above examples, the mask body producing method including the steps of:

placing a plurality of tape rolls on a plurality of material reels 150, respectively;

guiding a plurality of tape rolls onto the selvage areas by a plurality of tension shafts 160 to form a stacked tape;

folding the binding strip through a binding pull cylinder 130 and wrapping the side edge of the stacked cloth belt to form a binding cloth belt;

the sewing mechanism 140 sews the side edges of the wrapping tape to form sewing tapes.

According to the mask production equipment and method, the plurality of cloth tape rolls are respectively placed on the plurality of material roll shafts, the plurality of cloth tape rolls are guided to the edge covering area through the plurality of tension shafts to form the overlapping cloth tape, then the bundling strip is folded through the edge covering pull cylinder and wraps the side edge of the overlapping cloth tape to form the edge covering cloth tape, the side edge of the edge covering cloth tape is sewn through the sewing mechanism, the sewing cloth tape is formed, and the automation degree and the production efficiency of mask production can be improved.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (12)

1. A mask producing apparatus, comprising:

the edge covering workbench is provided with an edge covering area;

the material winding frame is provided with a plurality of material winding shafts and a plurality of tension shafts, the plurality of material winding shafts are used for placing the fabric tape rolls, and the plurality of tension shafts are used for guiding the fabric tape rolls on the plurality of material winding shafts to the edge covering area to form a stacked fabric tape;

the edge covering pull cylinder is arranged on the edge covering workbench and close to the edge covering area, and is used for folding the binding strips and wrapping the side edges of the overlapped cloth belts to form edge covering cloth belts;

and the sewing mechanism is arranged on the edge covering workbench and used for sewing the side edge of the edge covering cloth belt to form a sewing cloth belt.

2. The mask producing apparatus according to claim 1, wherein there are two of said over-edge pulling cylinders, and two of said over-edge pulling cylinders are respectively provided at opposite sides of said over-edge area for folding and wrapping the binding strip around both side edges of said lapping tape; the sewing mechanism has two, two sewing mechanism is used for sewing up respectively the both sides side of borduring strap.

3. The mask producing apparatus according to claim 1, wherein said supply bobbin comprises a knitted fabric bobbin, a nonwoven fabric bobbin and a woven fabric bobbin, said nonwoven fabric bobbin being disposed between said knitted fabric bobbin and said woven fabric bobbin.

4. The mask producing apparatus according to claim 3, wherein there are two of said nonwoven fabric rolls and said woven fabric rolls, two of said nonwoven fabric rolls being arranged side by side, and two of said woven fabric rolls being arranged side by side.

5. The mask producing apparatus of claim 1, wherein the tension shaft comprises a plurality of single shafts and a plurality of cloth pressing shafts, each of the single shafts is used for changing the running direction of one cloth tape, the cloth pressing shafts are arranged close to the top surface of the edge covering area and are provided with a cloth passing gap with the top surface, and the cloth passing gap is used for collecting a plurality of cloth tapes on the top surface of the edge covering area.

6. The mask production apparatus according to claim 5, further comprising a selvedge detector, an air blowing nozzle, and a controller, wherein the selvedge detector and the air blowing nozzle are disposed near the cloth pressing shaft, the selvedge detector and the air blowing nozzle are electrically connected to the controller, respectively, the selvedge detector is configured to detect whether a selvedge of the cloth tape exceeds the selvedge wrapping area, the air blowing nozzle is configured to blow air toward the inside of the selvedge wrapping area, and when the selvedge detector detects that the selvedge of the cloth tape exceeds the selvedge wrapping area, the controller controls the air blowing nozzle to blow air.

7. The mask producing apparatus according to claim 6, wherein the selvedge detector is a photoelectric sensor.

8. The mask production device according to any one of claims 1 to 7, further comprising a binding strip feeding mechanism disposed on the binding table and adjacent to the binding pull cylinder, wherein the binding strip feeding mechanism comprises a binding strip frame, a first cloth feeding wheel, a second cloth feeding wheel and a first rotary driver, the binding strip frame is used for disposing a binding strip material roll, the first cloth feeding wheel and the second cloth feeding wheel are disposed opposite to each other and the wheel faces abut against each other, and the first rotary driver is used for driving the first cloth feeding wheel and the second cloth feeding wheel to rotate opposite to each other.

9. The mask production equipment according to any one of claims 1 to 7, further comprising a conveying mechanism, wherein the conveying mechanism is arranged on the edge covering workbench and is used for driving the sewing cloth belt to pass through the edge covering area.

10. The mask producing apparatus according to claim 9, wherein the conveying mechanism is a differential feed dog; or the conveying mechanism comprises a third cloth feeding wheel, a fourth cloth feeding wheel and a second rotary driver, the third cloth feeding wheel and the fourth cloth feeding wheel are arranged oppositely, wheel surfaces of the third cloth feeding wheel and the fourth cloth feeding wheel are abutted, and the second rotary driver is used for driving the third cloth feeding wheel and the fourth cloth feeding wheel to rotate oppositely.

11. The mask production apparatus according to any one of claims 1 to 7 and 10, further comprising a tape cutting mechanism provided on the hemming table, the tape cutting mechanism being located downstream of the sewing mechanism in a conveying direction of the sewing tape, the tape cutting mechanism being configured to cut the sewing tape into sections.

12. A mask production method characterized by using the mask production apparatus according to any one of claims 1 to 11, comprising the steps of:

placing a plurality of cloth tape rolls on a plurality of material reels respectively;

guiding a plurality of the cloth tape rolls to the edge covering area through a plurality of the tension shafts to form a stacked cloth tape;

folding the binding strip through the edge-covering pull cylinder and wrapping the side edge of the overlapped cloth belt to form an edge-covering cloth belt;

and the sewing mechanism sews the side edge of the edge-wrapping cloth belt to form a sewing cloth belt.

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