CN212590483U

CN212590483U - Full-automatic production equipment for vertical folding mask

Info

Publication number: CN212590483U
Application number: CN202021470342.7U
Authority: CN
Inventors: 吴智恒
Original assignee: Guangdong Institute of Intelligent Manufacturing
Current assignee: Institute of Intelligent Manufacturing of Guangdong Academy of Sciences
Priority date: 2020-07-23
Filing date: 2020-07-23
Publication date: 2021-02-26
Anticipated expiration: 2030-07-23

Abstract

The utility model discloses full-automatic mask production equipment for a vertical folding mask, which comprises a feeding module, a nose ridge line placing module, a knurling module, a trimming module, an ear line welding module, a banding module and a waste material traction module which are arranged in sequence; the edge cutting module is adjacently arranged at a downstream station of the knurling module, a mask matrix compounded by multiple layers of cloth enters the edge cutting module in a flat state after being knurled by the knurling module, and a mask body cut by an edge cutting shaft of the edge cutting module is embedded in the mask matrix and is conveyed forwards to a subsequent station along with the mask matrix; the ear line welding module is used for welding ear lines to the cut mask body, and the edge sealing module is used for folding the mask body in half and sealing edges; the punching machine also comprises a punching module and a positioning module; the utility model has the advantages of the cutting precision is high, the debugging degree of difficulty is little, the location is accurate, small and the station sets up in a flexible way.

Description

Full-automatic production equipment for vertical folding mask

Technical Field

The utility model relates to a gauze mask production facility, concretely relates to vertical folding gauze mask full automatization production facility.

Background

At present, the production of vertical folding masks (such as KN95 masks) mainly comprises a semi-automatic production device and a full-automatic production device, wherein the semi-automatic vertical folding mask production device comprises a piece making module, an ear line welding module, an edge sealing module and other main devices, the piece making module is used for compounding multiple layers of cloth together in an ultrasonic mode, and placing the cloth in a nose bridge line, and then knurling and trimming are carried out to obtain a flaky intermediate product; and then, manually transferring the product to an ear wire welding module to weld the ear wire, and finally performing edge sealing treatment. Semi-automatic vertical folding mask production equipment has the defects of low efficiency, high labor cost, large equipment occupation space and the like.

The full-automatic vertical type folding mask production equipment overcomes the defects of semi-automatic equipment, and realizes full-automatic production of a vertical type folding mask from feeding to discharging of a finished product. The full-automatic vertical folding mask production equipment mainly comprises a feeding module, a nose bridge line placing module, a knurling module, an ear line welding module, a folding module, an edge sealing module, an edge cutting module and a waste collecting module which are sequentially arranged, wherein the feeding module is used for conveying multiple rolls of cloth to a subsequent production station; the nose bridge line imbedding module is used for fixing the nose bridge line on the cloth; the knurling module is used for performing ultrasonic rolling on the edge and the interior of the vertical folding mask, and composite connection of multiple layers of cloth is realized at the rolling position; the ear wire welding module is used for welding the ear wire to the combined mask base body; the folding module is used for folding the mask base body along the center of the mask; the edge sealing module is used for sealing two side edges of the folded mask base body so as to enclose a cup-shaped space; the edge cutting module is used for cutting the mask from the mask base body to obtain a finished product of the vertical folding mask; the waste collection module is used for collecting waste materials after the vertical folding mask finished product is cut. The existing full-automatic vertical folding mask production equipment greatly reduces the labor investment and improves the production efficiency, but still has the following defects:

1. vertical folding gauze mask is when cutting edge, the edge line that forms when needing to form along the annular knurl and banding cuts, among the vertical folding gauze mask production facility of current full automatization, the annular knurl station is located the initial position of production line, and the side cut station is located the extreme position of production line, because it is far away apart between two stations, and the gauze mask base member that comprises the cloth has tensile deformation characteristic, it is very big to make to cut the degree of difficulty evenly along the edge line outside that forms when the annular knurl in side cut station department, long-time debugging need be carried out usually, make equipment be difficult to put into use fast, and can appear the error in the use or change the cloth after, again debug, seriously influence production efficiency.

2. The existing full-automatic vertical folding mask production equipment is used for cutting edges after a mask base body is folded in half, and the precision of the cutting edges is also influenced by the folding precision, so that the difficulty of accurate cutting edges is further increased; moreover, the thickness of the mask base body after being folded in half is doubled, so that the situation of slipping or incomplete cutting can occur during cutting, and the product quality and the production speed are influenced.

3. In the existing production process of the fully-automatic vertical folding mask, because the mask body and the mask base body are separated at last, the processes of folding, edge sealing and edge cutting of the mask base body are sequentially carried out according to a flow production mode, the two stations of the edge sealing and the edge cutting can be only arranged in the front and at the back of a single station, and the multi-station setting can not be carried out as required.

4. In the existing full-automatic vertical folding mask equipment, the processes of folding, edge sealing and edge cutting of a mask base body are sequentially carried out in a flow production mode, particularly, the folding process of the mask base body needs to be butted in a gradual change mode, a longer conveying distance is needed for completing folding, and the length and the size of the whole production equipment are large.

5. Among the vertical folding gauze mask production facility of current full automatization, the gauze mask base member after the fifty percent discount is in the upright state, and the gauze mask base member of upright state carries out banding and side cut in transportation process, and the location degree of difficulty is big, also leads to the precision of banding and side cut to be difficult to guarantee.

6. Along the direction of delivery of gauze mask base member, the location of gauze mask base member in each processing station department relies on the transport stroke of control gauze mask base member to realize because there are tensile deformation and the condition such as skid in the transportation process of gauze mask base member to the positioning accuracy of gauze mask base member in each processing station department.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the not enough of prior art, provide a full-automatic gauze mask production facility of vertical folding gauze mask, this equipment has that the cutting precision is high, the debugging degree of difficulty is little, the location is accurate, small and the station sets up advantages such as nimble.

The purpose of the utility model is realized through the following technical scheme:

a full-automatic mask production device for a vertical folding mask comprises a feeding module, a nose bridge line placing module, a knurling module, a trimming module, an ear line welding module, a sealing edge module and a waste material traction module which are sequentially arranged, wherein a plurality of cloth traction modules for traction cloth to convey forwards are arranged between the modules; the feeding module is used for conveying multiple layers of cloth to a subsequent station and comprises a plurality of coil mounting shafts and coil guide mechanisms; the knurling module comprises a knurling shaft and a knurling driving mechanism for driving the knurling shaft to rotate; the edge cutting module is adjacently arranged at a downstream station of the knurling module, the edge cutting module comprises an edge cutting shaft and an edge cutting driving mechanism for driving the edge cutting shaft to rotate, a mask matrix formed by compounding multiple layers of cloth is knurled by the knurling module and then enters the edge cutting module in a flat state, and a mask body cut by the edge cutting shaft of the edge cutting module is embedded in the mask matrix and conveyed forwards along with the mask matrix; the ear line welding module is used for welding ear lines to the cut mask body, and the edge sealing module is used for folding the mask body in half and sealing edges;

the mask base body positioning device is characterized by further comprising a punching module and a positioning module, wherein the punching module is used for punching positioning holes in two sides of the mask base body, the positioning module is used for positioning the mask base body, and the punching module is arranged on a station behind an ear line welding station or a station behind an edge cutting station along the conveying direction of the mask base body; the positioning module is arranged on the ear line welding station and the edge sealing station. Or arranged on the trimming station, the ear line welding station and the edge sealing station; the position that the module of punching corresponds with every gauze mask body in the gauze mask base member has all been beaten the locating hole, the orientation module through with the locating hole cooperation is corrected in order to realize correcting the position gesture of gauze mask base member.

Compared with the prior art, the utility model following beneficial effect has:

1. the utility model discloses in, because annular knurl module and the adjacent setting of side cut module, the operation of cutting edge promptly after the annular knurl is accomplished, it is nearer at a distance between two stations to the gauze mask base member is in the state of exhibition flat, consequently cuts evenly in the edge line outside that the realization formed when the annular knurl was located to cut edge the station very easily, and the degree of difficulty of debugging reduces greatly, can let equipment drop into production fast, improves production efficiency.

2. The utility model discloses in, utilize the cloth to pull the module and pull gauze mask base member and carry forward, utilize the locating hole that the module of punching was played and set up the orientation module at ear line welding station, banding station or side cut station, ear line welding station and banding station and cooperate for the gauze mask base member is at removal in-process trepanning location, strictly guarantees to cut edge or/and ear area welding and banding welding do not produce the displacement deviation, makes the utility model discloses a full-automatic gauze mask production facility production efficiency of vertical folding gauze mask and product quality are increased substantially.

3. The utility model discloses in, because knurling module and the adjacent setting of side cut module, consequently the knurling axle in the knurling module and the side cut axle in the side cut module can adopt same power to carry out the linkage drive to can ensure the synchronism of knurling axle and side cut axle better, more be favorable to improving the precision of cutting edge.

4. The utility model discloses in, the gauze mask base member is cut edge under the open and flat state, with among the prior art after folding cut again compare, the material thickness that needs to cut is thinner, consequently the condition of skidding can not appear, also more laborsaving, guarantees more easily that the gauze mask body cuts the separation completely.

5. The utility model discloses in, because the gauze mask body cuts promptly in the process in front, the gauze mask body still imbeds on the gauze mask base member this moment to on the direction of delivery, both still can keep the integration to be carried, thereby utilize the gauze mask base member to carry out accurate location to the gauze mask body after cutting and carry, ensure that the gauze mask body can accurately carry in subsequent station.

6. The utility model discloses in, because the gauze mask body cuts the separation with the gauze mask base member in the front, consequently need not to rely on the gauze mask base member to realize the fifty percent discount of gradual change formula when the butt joint, can carry out solitary fifty percent discount to the gauze mask body after cutting through the fifty percent discount mechanism of other forms, also need not to let fifty percent discount mechanism and banding mechanism set up along the direction of delivery, consequently can reduce the length of equipment greatly, reduce and take up an area of.

7. The utility model discloses in, because the gauze mask body cuts the separation with the gauze mask base member in the front, need not to realize the conveying at the reliance gauze mask base member, after having welded the ear wire, can set up a plurality of stations and carry out fifty percent discount and banding to the gauze mask body to adjust the production beat as required, improve production efficiency.

8. The utility model discloses in, gauze mask base member and gauze mask body are carried with the state of exhibition, realize accurate location more easily, improve product precision and quality.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the first embodiment of the fully-automatic mask production equipment for the vertical folding mask of the present invention.

Fig. 2 and fig. 3 are schematic structural diagrams of the feeding mechanism in the full-automatic mask production equipment for vertical folding masks of the present invention, wherein fig. 2 is a schematic three-dimensional structural diagram, and fig. 3 is a front view.

Fig. 4 is a schematic perspective view of the punching module.

Fig. 5 is a schematic perspective view of a punching member in the punching module.

Fig. 6 is a schematic perspective view of the punching knife.

Fig. 7-10 are schematic structural views of an ear wire welding module, wherein fig. 7 is a schematic perspective structural view, fig. 8 is a front view, fig. 9 is a side view, and fig. 10 is a bottom view.

Fig. 11 is a schematic perspective view of the device with the ear wire removed.

Fig. 12 is a partially enlarged view of the rotation driving mechanism.

Fig. 13 is a perspective view of the ear line delivery device.

Fig. 14 is a schematic perspective view of a clamping module.

Fig. 15 is a schematic configuration diagram of the first thread tension mechanism.

Fig. 16-18 are schematic diagrams of the operation of the ear wire conveyor, wherein fig. 16 is a schematic diagram of the ear wire clamping conveyor before the ear wire clamping conveyor clamps the ear wire, fig. 17 is a schematic diagram of the ear wire clamping conveyor clamping the ear wire, and fig. 18 is a schematic diagram of the ear wire clamping conveyor clamping the ear wire.

Fig. 19-21 are schematic perspective views of the edge sealing module at three different viewing angles.

Fig. 22 is a schematic perspective view of the transfer mechanism removed.

Fig. 23 is a perspective view of the transfer mechanism.

Fig. 24 is a schematic perspective view of a positioning module in a second embodiment of the fully automatic vertical foldable mask manufacturing apparatus of the present invention.

Detailed Description

The present invention will be further described with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.

Example 1

Referring to fig. 1-23, the full-automatic mask production equipment for the vertical folding mask of the present invention comprises a feeding module I, a nose bridge line imbedding module F, a knurling module E, a trimming module D, an ear line welding module F, a banding module a and a waste material traction module F, which are sequentially arranged, wherein a plurality of cloth traction modules for traction the cloth to be conveyed forward are arranged between the modules; wherein the content of the first and second substances,

the feeding module I is used for conveying a plurality of layers of cloth to a subsequent station;

the knurling module E comprises a knurling shaft and a knurling driving mechanism for driving the knurling shaft to rotate;

the edge cutting module D is adjacently arranged at a downstream station of the knurling module E, the edge cutting module D comprises an edge cutting shaft and an edge cutting driving mechanism for driving the edge cutting shaft to rotate, a mask base body formed by compounding multiple layers of cloth is knurled by the knurling module E and then enters the edge cutting module D in a flat state, and a mask body cut by the edge cutting shaft of the edge cutting module D is embedded in the mask base body and is conveyed forwards to a subsequent station along with the mask base body;

ear line welding module F is used for welding the ear line to the gauze mask body that cuts out, banding module A is used for carrying out the fifty percent discount with the gauze mask body and banding.

The utility model discloses a full-automatic gauze mask production facility of vertical folding gauze mask still includes the module B that punches that is used for beating out the locating hole in the both sides of gauze mask base member and is used for carrying out the orientation module C to the gauze mask base member location, wherein, along the direction of delivery of gauze mask base member, the module B that punches sets up on the station behind the ear line welding station, the orientation module C sets up on ear line welder (not shown) position and banding station; the position that corresponds with every gauze mask body has all been beaten the locating hole, orientation module C includes that locating lever and drive positioning lever stretch into the location actuating mechanism in the locating hole of gauze mask base member, wherein, the one end that is used for stretching into the locating hole in the locating lever is the tapered structure, for example for the toper structure, and this kind of tapered structure is favorable to guiding the locating lever to stretch into the locating hole gradually, realizes higher position correction to gauze mask base member and the corresponding gauze mask body that is located the gauze mask base member.

Referring to fig. 1 to 7, the punching module B comprises a support 1B, a punching piece 5B arranged on the support 1B, and a vertical driving mechanism for driving the punching piece 5B to vertically move so as to punch a hole on the mask base body, wherein the support 1B spans two sides of the mask base body, the vertical driving mechanism comprises a vertical cylinder 3B and a pressing plate 2B, the vertical cylinder 3B is mounted on the support 1B, and an expansion rod of the vertical cylinder 3B is connected with the pressing plate 2B; the two groups of punching pieces 5b are respectively positioned on two sides of the mask base body and below the pressing plate 2 b; each group of punching pieces 5b comprises a cutter seat 5-1b arranged on the support 1b and a punching cutter 5-2b arranged on the cutter seat 5-1b, wherein a groove 5-5b is formed in the cutter seat 5-1b, the groove 5-5b extends along the length direction of the cutter seat 5-1b, and the groove 5-5b forms a part of a conveying channel of the mask base body; the punching knives 5-2b are in multiple groups, and the multiple groups of punching knives 5-2b are sequentially arranged on the knife holder 5-1b along the conveying direction of the mask base body; the cutter holder 5-1b is provided with an avoidance hole at the position contacted with the punching cutter 5-2 b; the avoidance holes are divided into two groups, one group is positioned above the grooves 5-5b, and the other group is positioned below the grooves 5-5 b; when the vertical driving mechanism drives the pressing plate 2b to move downwards, the pressing plate 2b drives the punching knife 5-2b to vertically penetrate through the avoidance holes above and below the grooves 5-5b, and therefore punching of the mask base body in the grooves 5-5b is completed.

In addition, vertical guide mechanisms 4b are arranged between the pressing plate 2b and the support 1b, the vertical guide mechanisms 4b are four groups and are respectively positioned at four opposite corners of the pressing plate 2b, the vertical guide mechanisms 4b are of guide rod and guide sleeve structures, and vertical movement of the pressing plate 2b can be guided by arranging the four groups of vertical guide mechanisms 4 b.

Referring to fig. 1 to 7, a limiting ring 5-3b is disposed at an upper end of the hole punching cutter 5-2b in the present embodiment, a diameter of the limiting ring 5-3b is larger than a diameter of the avoiding hole, a spring 5-4b is disposed between the limiting ring 5-3b and an upper surface of the cutter holder 5-1b, an upper end of the spring 5-4b acts on the limiting ring 5-3b, and a lower end of the spring acts on the upper surface of the cutter holder 5-1 b; the elastic force of the spring 5-4b urges the punching blade 5-2b upward away from the groove 5-5 b. By the arrangement of the structure, the pressing plate 2b is ensured to be in elastic contact with the punching knife 5-2b, namely the spring 5-4b plays a role in elastic buffering; the rigid collision between the pressing plate 2B and the punching knife 5-2B caused by the large vertical speed of the pressing plate 2B is avoided, which is beneficial to prolonging the service life of each part in the punching module B.

Referring to fig. 1 to 6, along the conveying direction of the mask base body, the ultrasonic welding lines rolled by the knurling modules E to form the opening edge of the formed vertical folding mask are positioned at the front side, and the cutting outlines cut by the trimming modules D are positioned at the rear side, wherein the cutting outlines correspond to the subsequent edge sealing positions. The ultrasonic welding line is rolled out by the knurling module E and forms the opening edge of the vertical folding mask after forming, after the trimming module D is cut, the part can contract due to the effect of ultrasonic heat seal, the cutting outline corresponding to the subsequent edge sealing position does not receive the effect of ultrasonic heat seal, the part can not contract, and the cutting outline corresponding to the subsequent edge sealing position has a triangular structure, so that the mask matrix can pass through the cutting outline corresponding to the subsequent edge sealing position and the mask body to realize accurate positioning, gaps do not exist between the mask matrix and the mask body in the conveying process, displacement can not be generated in the width direction, the position accuracy of the mask matrix and the mask body is ensured, and the production accuracy of the mask is ensured.

Referring to fig. 7 to 18, the ear wire welding module F includes an ear wire conveying device 1 for conveying an ear wire, an ear wire holding and conveying device 2 for holding and conveying the ear wire in the ear wire conveying device 1 to an ear wire welding station, and an ear wire welding device 3 for welding the ear wire at the ear wire welding station to the mask body, wherein,

the ear wire clamping and conveying device 2 comprises two groups of clamping modules 4, a vertical driving mechanism 5 for driving the clamping modules 4 to do vertical motion and a rotary driving mechanism 6 for driving the clamping modules 4 to do rotary motion, wherein the clamping modules 4 are sequentially arranged along the conveying direction of the mask body; each group of clamping modules 4 comprises a clamping mechanism and a clamping driving mechanism for driving the clamping mechanism to clamp and open; the clamping mechanism comprises a first clamping mechanism and a second clamping mechanism, wherein the first clamping mechanism and the second clamping mechanism are arranged in a circumferential manner; the rotary driving mechanism 6 is used for driving the two groups of clamping modules 4 to rotate oppositely; driving the clamping mechanisms in each group of clamping modules 4 to rotate from the lug wire clamping station to the lug wire welding station, and when the first clamping mechanism reaches the lug wire welding station, the second clamping mechanism is positioned at the lug wire clamping station; the ear wire conveying device 1 is used for conveying the ear wires to be welded to an ear wire clamping station.

When the device works, the ear wire conveying device 1 drives the ear wire to move, so that the ear wire passes through the lower parts of the two clamping modules 4; when the mask body moves to an ear wire welding station, the rotary driving mechanism 6 respectively drives the two groups of clamping modules 4 to rotate oppositely until a first clamping mechanism in the two groups of clamping modules 4 is positioned right above an ear wire, the vertical driving mechanism 5 drives the two groups of clamping modules 4 to move downwards, and the clamping driving mechanisms in the two groups of clamping modules 4 drive the first clamping mechanism to clamp the ear wire; the vertical driving mechanism 5 drives the two groups of clamping modules 4 to move upwards and return to the initial height; then, the rotary driving mechanism 6 drives the two groups of clamping modules 4 to rotate oppositely respectively until the first clamping mechanism of the two groups of clamping modules 4 is respectively positioned right above two positions to be welded of the mask body in the ear line welding station; at this time, under the driving of the rotation driving mechanism 6, the second clamping mechanism of the two groups of clamping modules 4 is located right above the ear line. Finally, the vertical driving mechanism 5 drives the ear wire to move downwards, the ear wire clamped by the first clamping mechanism in the two groups of clamping modules 4 moves downwards to a position to be welded of the mask body in an ear wire welding station, and the ear wire welding device 3 welds the ear wire to the mask body; meanwhile, the clamping driving mechanisms in the two groups of clamping modules 4 respectively drive the second clamping mechanisms to clamp the two ends of the ear line, so as to prepare for welding the ear line of the next mask body. Like this, for traditional ear wire welding set, because the utility model provides an ear wire centre gripping conveyor 2 among the ear wire welding set does not need to make a round trip to carry the ear wire, consequently the utility model discloses a fixture 4 among the ear wire welding set carries the ear wire from ear wire conveyor 1 to the time that ear wire welding station was spent still less, makes the utility model discloses an ear wire welding speed can obtain the improvement of doubling to improve ear wire welded speed. Additionally, because the utility model discloses an ear wire welding set has reduced the stroke of ear wire centre gripping conveyor 2's the transport of making a round trip, and this is favorable to reducing the error that brings in the ear wire handling, makes ear wire centre gripping conveyor 2 can accurately deliver to the ear wire to treat welding position department of ear wire welding station to improve ear wire welded precision.

Referring to fig. 7-18, the two sets of the ear wire conveying device 1, the ear wire clamping conveying device 2 and the ear wire welding device 3 are respectively located at two sides of the ear wire welding station. Through the arrangement, ear wire welding can be simultaneously carried out on the two sides of the mask body at the ear wire welding station, so that the welding efficiency is improved.

Referring to fig. 7-18, the rotary driving mechanism 6 includes two rotary seats 6-1, two rotary discs 6-2 disposed on the rotary seats 6-1, and a rotary motor 6-3 for driving the rotary discs 6-2 to rotate, where the two rotary discs 6-2 are rotatably connected to the rotary seats 6-1 and respectively connected to the two clamping modules 4; the rotating motor 6-3 is arranged on the rotating seat 6-1, a main shaft of the rotating motor 6-3 is connected with one rotating disc 6-2, and the rotating disc 6-2 is connected with the other rotating disc 6-2 through a gear transmission mechanism; the gear transmission mechanism comprises a gear 6-4 arranged on the main shaft of the rotating motor 6-3 and gear teeth arranged on the outer circumferential surfaces of the two rotating discs 6-2, wherein the gear 6-4 is meshed with the gear teeth of one rotating disc 6-2, and the gear teeth on the rotating disc 6-2 are meshed with the gear teeth on the other rotating disc 6-2. The gear 6-4 is driven to rotate by the rotary motor 6-3, so that the two rotary discs 6-2 are driven to rotate in opposite directions, and then the two ends of the lug wire are respectively conveyed to the lug wire welding station to complete the welding of the lug wire.

Referring to fig. 7-18, the vertical driving mechanism 5 includes a vertical cylinder 5-1 and a connecting frame 5-2, which are disposed on the frame, wherein an expansion rod of the vertical cylinder 5-1 is connected to the connecting frame 5-2, and two ends of the connecting frame 5-2 are respectively connected to the lug wire clamping and conveying devices 2 located at two sides of the lug wire welding station. The connecting frame 5-2 is driven to vertically move through the vertical cylinder 5-1, so that the lug wire clamping and conveying devices 2 positioned on two sides of the lug wire welding station are driven to vertically move, and therefore the lug wires are clamped and placed at the lug wire welding station.

Besides the above manner, the vertical driving mechanism 5 can also adopt a manner of combining a motor and a screw rod transmission mechanism.

Referring to fig. 7-18, the vertical driving mechanism 5 further includes two groups of guiding mechanisms 5-3, and the two groups of guiding mechanisms 5-3 are respectively disposed on two sides of the connecting frame 5-2; each group of guide mechanisms 5-3 comprises a guide sleeve arranged on the rack and a guide pillar arranged on the connecting frame 5-2 and matched with the guide sleeve, wherein the guide pillar is vertically arranged. Through the guide mechanism 5-3, the vertical movement of the two clamping modules 4 can be guided, so that the vertical movement precision of the two clamping modules 4 is improved.

Referring to fig. 7-18, the clamping mechanisms in each clamping module 4 are four groups, and the four groups of clamping mechanisms are uniformly arranged along the circumferential direction of the rotating disc 6-2 and comprise two groups of first clamping mechanisms and two groups of second clamping mechanisms, wherein the two groups of first clamping mechanisms are arranged along the conveying direction of the ear line, and the arrangement direction of the two groups of second clamping mechanisms is perpendicular to the arrangement direction of the first clamping mechanisms; correspondingly, the clamping driving mechanisms are also four groups, and each group of clamping driving mechanisms respectively drives one group of first clamping mechanisms or second clamping mechanisms to work. Through set up four fixture of group and four group's centre gripping actuating mechanism on every centre gripping module 4, when rotary driving mechanism 6 drives centre gripping module 4 and rotates, when a set of fixture was located the top of ear wire welding station, there was a set of fixture to be located the ear wire in addition and gets the top of station, like this, ear wire centre gripping conveyor 2 can be in succession with ear wire clamp get and send to ear wire welding station department to improve ear wire welded efficiency.

Referring to fig. 7-18, the clamping driving mechanism is a clamping cylinder 4-1, and the clamping cylinder 4-1 is mounted on the rotating disc 6-2; the clamping mechanism comprises a first clamping block 4-2 and a second clamping block 4-3, wherein the first clamping block 4-2 is fixed on a clamping cylinder 4-1, the clamping cylinder 4-1 is installed on the rotating disc 6-2, and the telescopic rod is connected with the second clamping block 4-3. The clamping cylinder 4-1 drives the second clamping block 4-3 to move towards the first clamping block 4-2, so that the clamping mechanism is clamped; the second clamping block 4-3 is driven by the clamping driving mechanism to move towards the direction far away from the first clamping block 4-2, so that the clamping of the clamping mechanism is released.

Referring to fig. 7-18, in the two sets of the lug wire clamping and conveying devices 2, the clamping cylinders 4-1 respectively used for controlling the eight sets of the first clamping mechanisms are synchronously controlled through the first control pipeline, and the clamping cylinders 4-1 respectively used for controlling the eight sets of the second clamping mechanisms are synchronously controlled through the second control pipeline. With the above structure, in the two sets of ear wire clamping and conveying devices 2, the eight sets of clamping driving mechanisms for controlling the eight sets of first clamping mechanisms are synchronously driven, that is, the eight sets of first clamping mechanisms are opened or closed simultaneously, and the other eight sets of clamping driving mechanisms for controlling the eight sets of second clamping mechanisms are also synchronously driven, that is, the eight sets of second clamping mechanisms are opened or closed simultaneously. Thus, the utility model provides a sixteen group's centre gripping actuating mechanism in two sets of ear wire centre gripping conveyor 2 only need just can control through two control lines, can simplify the structure like this, save manufacturing cost. The on-off of the gas in the other two groups of control pipelines can be controlled by two electromagnetic valves respectively, the first control pipeline and the second control pipeline penetrate through the middle part of the rotating disc 6-2 and are connected with the corresponding clamping cylinders 4-1 respectively, and a gas slip ring is arranged in the middle part of the rotating disc 6-2 and used for preventing the first control pipeline and the second control pipeline from winding in the rotating process of the clamping module 4.

Referring to fig. 7 to 18, the ear wire conveying device 1 comprises a first wire clamping mechanism 7, a second wire clamping mechanism 8 and a conveying driving mechanism 9 for driving the second wire clamping mechanism 8 to move so as to convey the ear wire to the ear wire clamping station, wherein the first thread clamping mechanism 7 comprises a first thread clamping piece 7-1, a second thread clamping piece 7-2 and a first thread clamping cylinder 7-3 for driving the second thread clamping piece 7-2 to move along the direction vertical to the conveying direction of the mask body, wherein, a groove 7-11 for the ear line to pass through is arranged in the first wire clamping piece 7-1, the second wire clamping piece 7-2 is provided with a wire clamping part 7-21 matched with the groove 7-11, the first wire clamping cylinder 7-3 is used for driving the wire clamping part 7-21 in the second wire clamping piece 7-2 to be matched with the groove 7-11; the second wire clamping mechanism 8 comprises a third wire clamping piece 8-1, a fourth wire clamping piece 8-2 and a second wire clamping cylinder 8-3 for driving the third wire clamping piece 8-1 and the fourth wire clamping piece 8-2 to clamp and release; the conveying driving mechanism 9 comprises a conveying motor 9-1 and a screw rod transmission mechanism 9-2 which are arranged on the frame, wherein the screw rod transmission mechanism 9-2 comprises a screw rod and a screw rod nut matched with the screw rod, the screw rod extends along the conveying direction of the mask body, and the screw rod nut is connected with the second thread clamping cylinder 8-3 through a connecting plate 9-3; the ear thread conveying device 1 further comprises an ear thread cutting mechanism 11 for cutting off the ear thread, wherein the ear thread cutting mechanism 11 is arranged between the first thread clamping mechanism 7 and the second thread clamping mechanism 8; when the clamping mechanism in the clamping module 4 clamps the ear line, the ear line cutting mechanism 11 cuts off the ear line.

Through the structure, when the novel wire clamping device works, the ear wire firstly passes through the groove 7-11 of the first wire clamping piece 7-1, and then the first wire clamping cylinder 7-3 drives the second wire clamping piece 7-2 to move, so that the ear wire is clamped between the side wall of the groove 7-11 of the first wire clamping piece 7-1 and the clamping part of the second wire clamping piece 7-2. Then, the conveying motor 9-1 drives the screw rod to rotate, so as to drive the screw rod nut and the second wire clamping mechanism 8 connected with the screw rod nut to move towards the first wire clamping mechanism 7, when the second wire clamping mechanism 8 reaches the first wire clamping mechanism 7, the second wire clamping cylinder 8-3 drives the third wire clamping piece 8-1 and the fourth wire clamping piece 8-2 to clamp the lug wire, at this time, the first wire clamping cylinder 7-3 drives the second wire clamping piece 7-2 to exit from the groove 7-11, the conveying motor 9-1 drives the screw rod to rotate, so as to drive the second wire clamping mechanism 8 to move in a direction away from the first wire clamping mechanism 7, and simultaneously drive the lug wire to move. When the second wire clamping mechanism 8 moves to a specific position, the first wire clamping cylinder 7-3 drives the wire clamping part 7-21 of the second wire clamping piece 7-2 to enter the groove 7-11, so that the ear wire is clamped. Then, when the clamping mechanism in the clamping module 4 clamps the two ends of the ear line, the ear line cutting mechanism cuts off the ear line; meanwhile, the first wire clamping cylinder 7-3 and the second wire clamping cylinder 8-3 respectively drive the first wire clamping mechanism 7 and the second wire clamping mechanism 8 to release the wires, so that the wires are jointed, and the steps are repeated, so that the wire jointing work can be continuously finished. The specific structure of the ear line cutting mechanism 11 can be implemented by referring to the existing cutting mechanism on the market.

In addition to the above embodiments, the conveying driving mechanism 9 may be driven by a cylinder. The ear wire welding device 3 and the mask conveying device can be implemented by commercially available devices, for example, the ear wire welding device 3 employs a welding head and a vertical cylinder 10 for driving the welding head to move vertically.

Referring to fig. 19 to 23, the edge banding module a includes a clamping mechanism 1a for clamping the mask body, a folding mechanism 2a for folding the mask body in half, a transfer mechanism 3a for transferring the folded mask body to an edge banding station, and an edge banding mechanism 4a for banding the mask locally.

Referring to fig. 19 to 23, the clamping mechanism 1a includes a material receiving platform 1-1a, a forming plate 1-2a disposed above the material receiving platform 1-1a, and a clamping driving mechanism 1a-3a for driving the material receiving platform 1-1a to move upward to clamp the mask body, and an avoiding groove which is through up and down is disposed on the material receiving platform 1-1a and the forming plate 1-2a at a position corresponding to a folding position of the mask body; the clamping driving mechanisms 1a-3a can be driven by an air cylinder or a motor and screw rod transmission mechanism.

Referring to fig. 19 to 23, the folding mechanism 2a includes a folding plate 2-1a and a folding driving mechanism 2-2a for driving the folding plate 2-1a to move up and down, wherein the folding plate 2-1a is disposed right below the avoiding groove, and the folding driving mechanism 2-2a may be driven by an air cylinder or by a combination of a motor and a screw transmission mechanism.

The transfer mechanism 3a is arranged above the clamping mechanism 1a and comprises a clamping mechanism for clamping the folded mask body and a clamping driving mechanism for driving the clamping mechanism to move to the edge sealing station, wherein the clamping mechanism comprises a first clamping block 3-1a, a second clamping block 3-2a and a clamping cylinder 3-3a for driving the first clamping block 3-1a and the second clamping block 3-2a to clamp or release, and a telescopic rod of the clamping cylinder 3-3a is connected with the first clamping block 3-1a and the second clamping block 3-2a respectively; the clamping driving mechanism comprises a first support 3-4a arranged on the forming plate 1-2a and a linear air cylinder 3-5a arranged on the first support 3-4a, wherein the linear air cylinder 3-5a is arranged on the first support 3-4a, and an expansion rod of the linear air cylinder 3-5a is connected with a cylinder body of the clamping air cylinder 3-3a through a connecting block 3-6 a. When the linear cylinder 3-5a drives the clamping mechanism to vertically move to the folded mask body, the clamping cylinder 3-3a drives the first clamping block 3-1a and the second clamping block 3-2a to move oppositely, so that the folded mask is clamped; then the linear cylinder 3-5a drives the clamping mechanism to vertically move to the edge sealing station, and the edge sealing mechanism 4a seals the edge of the mask body. In this embodiment, the linear cylinder 3-5a of the present invention can be replaced by a motor and a screw transmission mechanism.

The edge sealing mechanism 4a comprises an edge sealing movable die 4-1a, an ultrasonic welding head 4-2a arranged opposite to the edge sealing movable die 4-1a and an edge sealing driving mechanism for driving the edge sealing movable die 4-1a to move, wherein the edge sealing driving mechanism comprises a second bracket 4-3a and a driving cylinder 4-4a arranged on the second bracket 4-3a, the driving cylinder 4-4a is arranged on the second bracket 4-3a, and a telescopic rod of the driving cylinder 4-4a is connected with the edge sealing movable die 4-1 a; and transverse guide mechanisms 4-5a are further arranged between the edge sealing moving die 4-1a and the second support 4-3a, the transverse guide mechanisms 4-5a are four groups, each group comprises a guide sleeve arranged on the second support 4-3a and a guide rod arranged on the edge sealing moving die 4-1a, and the guide rods are arranged on the guide sleeves. The edge sealing movable die 4-1a is driven to move by the driving cylinder 4-4a, so that the folded mask body is pressed at the ultrasonic welding joint, and the edge sealing process of the mask body is completed.

Referring to fig. 19-23, the evasion groove in the forming plate 1-2a is a forming groove, and the pair of folding plates 2-1a pushes the mask body to pass through the forming groove. Through setting up the shaping groove, the gauze mask body passes through in the shaping groove under the drive of fifty percent discount board 2-1a, and the shaping groove is crack structure, by the natural fifty percent discount of the gauze mask body that passes through in the shaping groove to realized the location of fifty percent discount in-process, makeed the gauze mask body can accurate fifty percent discount.

Referring to fig. 19-23, the forming plate 1-2a is provided with a guide mechanism 1a-4a for guiding the folded mask body to move up and down, the guide mechanism 1a-4a is composed of two oppositely arranged baffles, one end of the guide mechanism 1a-4a is connected with the forming groove of the forming plate 1-2a, and the other end extends to the edge sealing station. Through setting up guiding mechanism 1a-4a, transfer the in-process that mechanism 3a centre gripping gauze mask body sent to the banding station, can fix a position the direction to the gauze mask body after the fifty percent discount for the gauze mask body can accurately transfer to banding station department.

Referring to fig. 19 to 23, the clamping driving mechanism further includes two sets of vertical guide mechanisms 3-7, each set of vertical guide mechanisms 3-7 includes a guide rod disposed on the first bracket 3-4a and a guide hole disposed on the connecting block 3-6a and engaged with the guide rod, wherein the guide rod vertically passes through the guide hole. Through setting up vertical guiding mechanism 3-7, can lead the vertical motion of fixture to guarantee its motion precision, so that accurately will the gauze mask after the fifty percent discount shift to banding station department.

Referring to fig. 19-23, a positioning frame 1-5a is arranged below the forming plate 1-2a, and the positioning frame 1-5a is located right above the strip feeding push plate and used for guiding and limiting the mask body on the feeding platform. When the clamping driving mechanism 1a-3a drives the feeding platform to vertically move to be matched with the forming plate 1-2a, the positioning frame 1-5a can guide and limit the mask body in the feeding platform, so that the mask body vertically moves in the positioning frame 1-5a, the inner cavity of the positioning frame 1-5a limits the mask body, the mask body is not deviated, namely, the central position of the mask body is located at the avoiding groove, therefore, when the folding driving mechanism 2-2a drives the folding plate 2-1a to move upwards, the upper end of the folding plate 2-1a is in contact with the bisector of the mask and drives the mask body to pass through the avoiding groove and then enter the forming plate 1-2a, and accurate folding of the mask body is realized.

Referring to fig. 1-23, the edge sealing modules a are arranged in multiple groups along the conveying direction of the mask base body. Because the gauze mask body has separated with the gauze mask base member when arriving banding module A department, consequently can set up multiunit banding module A to adjust the production beat, the productivity of full play equipment improves production efficiency.

Referring to fig. 19 to 23, the operation principle of the edge sealing module a is as follows:

after the mask body welded with the ear lines is conveyed to the material platform, the folded part on the mask body is aligned with the avoiding groove, and the tight driving mechanism drives the material receiving platform 1-1a to move upwards, so that the mask body is clamped between the material receiving platform 1-1a and the forming plate 1-2 a; then, the folding driving mechanism 2-2a in the folding mechanism 2a drives the folding plate 2-1a to move upwards, the folding plate 2-1a penetrates through the avoiding groove, and the mask body is pushed upwards, so that the mask body is in a folding state; then, a clamping mechanism in the transfer mechanism 3a clamps the folded mask body, and the folded mask body is transferred to an edge sealing station under the driving of a clamping driving mechanism; the edge sealing driving mechanism in the edge sealing mechanism 4a drives the closing plate moving die to press the mask body onto the ultrasonic welding head 4-2a, so that hot air is supplied to the edge of the mask body, and the vertical folding mask is formed.

Referring to fig. 1-23, the working principle of the fully automatic mask production equipment for the vertical folding mask of the present invention is:

a plurality of cloth material rolls are arranged on the material mounting shaft, under the guide of the roll material guide mechanism, a plurality of kinds of cloth are conveyed to the knurling module E for knurling compounding, before the knurling module E, a nose bridge line is placed into the cloth through a nose bridge line placing module F, and the nose bridge line is packaged in the mask base body along with a subsequent knurling module E; the mask base body moves in a clearance type mode, and the distance of each movement is the distance between two adjacent mask bodies; bulges are arranged on a knurling shaft in the knurling module E, the bulges are matched with an ultrasonic welding head to roll out ultrasonic welding lines on the mask base body, so that the multiple layers of cloth are fixed together, wherein part of the ultrasonic welding lines form the outline of the mask body, and the outline corresponds to the opening edge of the formed vertical folding mask; after knurling, the mask body is conveyed to an edge cutting module D in a flat state, the edge cutting module D is used for cutting the mask body in a mask base body, the cutting outline of the edge cutting module D on the mask base body is divided into two parts, one part is the edge cutting along the outer side of the ultrasonic welding line forming the opening edge of the formed vertical folding mask, and the other part is the edge cutting corresponding to the subsequent edge cutting outline; the cut mask body is in an unfolded state, and the trimming module D and the knurling module E are arranged adjacently, so that the relative position accuracy of the trimming contour formed by trimming and the edge formed by knurling is easily ensured; the trimmed mask body is embedded in the mask base body, the mask base body has a positioning effect on the mask body, and the mask body and the mask base body are still conveyed forwards to a subsequent station as a whole, so that the position accuracy can be still ensured when the mask body is conveyed to the subsequent station, and the subsequent positioning and processing are facilitated; after the mask body reaches the ear wire welding module F, the ear belt is welded on the mask body through the ear wire welding module F; and then conveying the mask body to an edge sealing module A, folding the mask body separated from the mask base body at the edge sealing module A, and sealing the edge of the set cut outline, thereby forming the vertical folding mask. Before the mask body is conveyed to an ear line welding station and an edge sealing station, positioning holes are punched on two sides of the mask base body in the width direction by using a punching module B, and the positioning holes correspond to each cut mask body one by one; when the gauze mask body carries on to ear line welding station and banding station, before carrying out ear line welding and banding, stretch into the locating hole through positioning drive mechanism drive locating lever to can correct the gauze mask base member and be located the positional deviation of the corresponding gauze mask body of gauze mask base member, thereby guarantee that gauze mask base member and the gauze mask body of embedding in the gauze mask base member can realize accurate location conveying, thereby fundamentally solves among the prior art problem that the gauze mask base member carries the positioning accuracy error.

Adopt above-mentioned preferred scheme's aim at, cooperation through locating lever and locating hole, make the gauze mask base member can carry out accurate location on each processing station, specifically, the locating hole is beaten out in the both sides of gauze mask base member through the module B that punches, the locating hole with cut out every gauze mask body one-to-one, when the gauze mask body carries to ear line welding station, during follow-up processing stations such as banding station, stretch into the locating hole through positioning drive mechanism drive locating lever, thereby can correct the gauze mask base member and be located the positional deviation of the corresponding gauze mask body of gauze mask base member, thereby guarantee that gauze mask base member and the gauze mask body of embedding in the gauze mask base member can realize accurate location conveying, thereby fundamentally solves the problem that the gauze mask base member carries the positioning accuracy difference among the prior art.

Referring to fig. 1-23, the utility model discloses a full-automatic gauze mask production technology of vertical folding gauze mask, its characterized in that includes following step:

(1) a plurality of cloth material rolls are arranged on the material mounting shaft, under the guide of the roll material guide mechanism, a plurality of kinds of cloth are conveyed to the knurling module E for knurling compounding, before the knurling module E, a nose bridge line is placed into the cloth through a nose bridge line placing module F, and the nose bridge line is packaged in the mask base body along with a subsequent knurling module E;

(2) bulges are arranged on the knurling shaft in the knurling module E, and the bulges are matched with the ultrasonic welding head to roll out ultrasonic welding lines on the mask base body, so that the multilayer cloth is fixed together and the outline of the mask body is formed;

(3) after knurling, the mask body is conveyed to an edge cutting module D in a flat state, the edge cutting module D is used for cutting the mask body in the mask base body, the cut mask body is in an unfolded state, and part of the outer contour of the mask body is matched with an ultrasonic welding line which is rolled out by the knurling module E and forms the opening edge of the formed vertical folding mask; the edge-trimmed mask body is embedded in the mask base body, the mask base body has a positioning effect on the mask body, and the mask base body are conveyed forwards to a subsequent station as a whole;

(4) after the mask body reaches the ear line welding module F, the positioning rod is driven by the positioning driving mechanism to extend into the positioning hole, the position deviation of the mask base body and the corresponding mask body in the mask base body is corrected, and then the ear band is welded to the mask body by the ear line welding module F;

(5) carry afterwards to banding module A, stretch into the locating hole through positioning drive mechanism drive locating lever, correct the gauze mask base member and be located the positional deviation of the corresponding gauze mask body of gauze mask base member, carry out the fifty percent discount to the gauze mask body that has separated with the gauze mask base member afterwards to carry out the banding to the profile edge of setting for, thereby form vertical folding gauze mask.

Example 2

Referring to fig. 24, the present embodiment is different from embodiment 1 in that:

the positioning module C comprises a support 4C, a first positioning wheel 1C and a second positioning wheel 3C which are arranged on the support 4C, and a positioning driving mechanism for driving the first positioning wheel 1C and the second positioning wheel 3C to rotate, wherein the first positioning wheel 1C is arranged above a conveying plane of the mask base body, the second positioning wheel 4C is arranged below the conveying plane of the mask base body, positioning salient points 3-1C matched with the positioning holes on the mask base body are arranged on the second positioning wheel 3C, the plurality of positioning salient points 3-1C are arranged uniformly on the outer circumferential surface of the second positioning wheel 3C along the circumferential direction of the second positioning wheel 3C, and positioning grooves 1-1C for avoiding the positioning salient points are arranged on the first positioning wheel 1C, the positioning groove 1-1c extends along the circumferential direction of the first positioning wheel 1 c.

The first positioning wheel 1c and the second positioning wheel 3c are driven to rotate by the positioning driving mechanism, so that the second positioning wheel 3c rotates, and the positioning salient points 3-1c on the second positioning wheel 3c enter the positioning holes of the mask base body, and the position of the mask base body is corrected. Meanwhile, the mask base body can be conveyed forwards through the matching of the first positioning wheel 1c and the second positioning wheel 3 c. Compared with the mode of correcting the position of the mask base body through the vertical movement of the positioning rod in the embodiment 1, the positioning module C of the embodiment has the advantages that the positioning speed is higher, the positioning precision is higher, and the mask base body can be conveyed forwards while being positioned;

in addition, the first positioning wheels 1C and the second positioning wheels 2C in the positioning module C are two groups and are respectively arranged on two sides of the mask base body, wherein the two groups of first positioning wheels 1C are connected through a connecting rod 2C; the two groups of second positioning wheels 3c are connected through a connecting rod 5 c; the positioning driving mechanism is a positioning motor, and the positioning motor is respectively connected with the connecting rod 2c or/and the connecting rod 5c through a synchronous belt transmission mechanism or a gear transmission mechanism.

In this embodiment, orientation module C is the multiunit, multiunit orientation module C sets gradually between each functional module (for example wherein a set of setting is at ear wire welding module H and banding module A) along the direction of delivery of gauze mask base member, through setting up multiunit orientation module C, can realize correcting each position of gauze mask base member, thereby further guarantee the transport precision of gauze mask base member, make the gauze mask body on the gauze mask base member can accurately reach each processing station, for example ear wire welding station, the banding station etc., thereby guarantee the quality of gauze mask.

The rest of the structure was carried out with reference to example 1.

Example 3

The difference between the embodiment and the embodiment 1 is that the punching module B is positioned between the trimming module D and the knurling module E; and the positioning module C is arranged at the edge cutting station, the ear line welding station and the edge sealing station.

The rest of the structure can be implemented with reference to example 2.

The above is the preferred embodiment of the present invention, but the embodiment of the present invention is not limited by the above, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

Claims

1. The full-automatic mask production equipment for the vertical folding mask is characterized by comprising a feeding module, a nose bridge line placing module, a knurling module, an edge cutting module, an ear line welding module, an edge sealing module and a waste material traction module which are sequentially arranged, wherein a plurality of cloth traction modules for traction and forward conveying of cloth are arranged between the modules; the feeding module is used for conveying multiple layers of cloth to a subsequent station and comprises a plurality of coil mounting shafts and coil guide mechanisms; the knurling module comprises a knurling shaft and a knurling driving mechanism for driving the knurling shaft to rotate; the edge cutting module is adjacently arranged at a downstream station of the knurling module, the edge cutting module comprises an edge cutting shaft and an edge cutting driving mechanism for driving the edge cutting shaft to rotate, a mask matrix formed by compounding multiple layers of cloth is knurled by the knurling module and then enters the edge cutting module in a flat state, and a mask body cut by the edge cutting shaft of the edge cutting module is embedded in the mask matrix and conveyed forwards along with the mask matrix; the ear line welding module is used for welding ear lines to the cut mask body, and the edge sealing module is used for folding the mask body in half and sealing edges;

the mask base body positioning device is characterized by further comprising a punching module and a positioning module, wherein the punching module is used for punching positioning holes in two sides of the mask base body, the positioning module is used for positioning the mask base body, and the punching module is arranged on a station behind the ear line welding station or a station behind the trimming station along the conveying direction of the mask base body; the positioning modules are arranged on the ear line welding station and the edge sealing station; or arranged on the trimming station, the ear line welding station and the edge sealing station; the position that the module of punching corresponds with every gauze mask body in the gauze mask base member has all been beaten the locating hole, the orientation module through with the locating hole cooperation is corrected in order to realize correcting the position gesture of gauze mask base member.

2. The full-automatic mask manufacturing apparatus according to claim 1, wherein the ultrasonic welding lines rolled by the knurling modules to form the opening edge of the formed vertical type folded mask are located on the front side, and the cutting outlines cut by the trimming modules are located on the rear side, corresponding to the positions of the subsequent sealing edges, in the conveying direction of the mask base body.

3. The full-automatic mask production equipment for the vertical folding masks according to claim 1, the positioning module comprises a bracket, a first positioning wheel, a second positioning wheel and a positioning driving mechanism, wherein the first positioning wheel and the second positioning wheel are arranged on the bracket, the positioning driving mechanism is used for driving the first positioning wheel and the second positioning wheel to rotate, wherein the first positioning wheel is arranged above the conveying plane of the mask base body, the second positioning wheel is arranged below the conveying plane of the mask base body, the second positioning wheel is provided with a plurality of positioning salient points matched with the positioning holes on the mask matrix, the plurality of positioning salient points are uniformly arranged on the outer circumferential surface of the second positioning wheel along the circumferential direction of the second positioning wheel, the first positioning wheel is provided with a positioning groove for avoiding the positioning salient points, and the positioning groove extends along the circumferential direction of the first positioning wheel.

4. The full-automatic mask production equipment for the vertical folding masks according to any one of claims 1 to 3, wherein the ear wire welding modules comprise ear wire conveying devices for conveying ear wires, ear wire clamping and conveying devices for clamping and conveying the ear wires in the ear wire conveying devices to ear wire welding stations, and ear wire welding devices for welding the ear wires at the ear wire welding stations to the mask body, wherein the ear wire clamping and conveying devices comprise clamping modules, vertical driving mechanisms for driving the clamping modules to do vertical movement, and rotary driving mechanisms for driving the clamping modules to do rotary movement, wherein the clamping modules are divided into two groups and are sequentially arranged along the conveying direction of the mask body; each group of clamping modules comprises at least two groups of clamping mechanisms and a clamping driving mechanism for driving the clamping mechanisms to clamp and open; the rotary driving mechanism is used for driving the two groups of clamping modules to rotate oppositely, driving the clamping mechanisms in each group of clamping modules to rotate from the ear wire clamping station to the ear wire welding station, and when the first clamping mechanism reaches the ear wire welding station, the next clamping mechanism is positioned at the ear wire clamping station; the ear wire conveying mechanism is used for conveying the ear wires to be welded to the ear wire clamping station.

5. The full-automatic mask production equipment for the vertical folding masks according to claim 4, wherein the two sets of ear line welding modules are oppositely arranged on two sides of the same ear line welding station.

6. The full-automatic vertical folding mask production equipment according to any one of claims 1 to 3, wherein the edge sealing module comprises a clamping mechanism for clamping the mask body, a folding mechanism for folding the mask body in half, a transfer mechanism for transferring the folded mask body to an edge sealing station, and an edge sealing mechanism for sealing the mask locally, wherein the clamping mechanism comprises a material receiving platform, a material clamping plate arranged above the material receiving platform, and a clamping driving mechanism for driving the material receiving platform to move upwards to clamp the mask body, and an avoiding groove which penetrates up and down is arranged on the material receiving platform and the material clamping plate at a position corresponding to the folding position of the mask body; the folding mechanism comprises a folding plate and a folding driving mechanism for driving the folding plate to move up and down, and the folding plate is arranged right below the avoidance groove; the transfer mechanism is arranged above the clamping mechanism and comprises a clamping mechanism for clamping the folded mask body and a clamping driving mechanism for driving the clamping mechanism to move to the edge sealing station; the edge sealing mechanism comprises an edge sealing movable die, an ultrasonic welding head arranged opposite to the edge sealing movable die and an edge sealing driving mechanism for driving the edge sealing movable die to move.

7. The full-automatic mask production equipment for the vertical folding masks according to claim 6, wherein a forming plate is arranged above the material clamping plate, a forming groove is arranged on the forming plate, and the folding plates push the mask body to pass through the forming groove.

8. The full-automatic mask production equipment for the vertical folding mask according to claim 7, wherein the forming plate is provided with a guide mechanism for guiding the folded mask body to move up and down, the guide mechanism is composed of two oppositely arranged baffle plates, one end of the guide mechanism is connected with the forming groove of the forming plate, and the other end of the guide mechanism extends to the edge sealing station.

9. The full-automatic mask production equipment for the vertical folding masks according to claim 8, wherein the edge sealing modules are arranged in multiple groups along the conveying direction of the mask base body.