CN213767250U

CN213767250U - Ear band machine

Info

Publication number: CN213767250U
Application number: CN202022349972.5U
Authority: CN
Inventors: 凌勇
Original assignee: Wuxi Yingjie Intelligent Equipment Co ltd
Current assignee: Wuxi Yingjie Intelligent Equipment Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-07-23
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses an ear belt machine, which can realize automatic discharging and discharging of gauze, can realize stretching and automatic installation of ear belts at the same time, saves time and labor, can greatly improve the production efficiency, which comprises a workbench, a gauze discharging mechanism arranged on the workbench, an ear belt stretching mechanism, an ear belt shearing mechanism, an ear belt mounting mechanism, a gauze conveying track and a finished product discharging mechanism, wherein the gauze discharging mechanism and the finished product discharging mechanism are respectively arranged at the inlet end and the outlet end of the gauze conveying track, the gauze discharging mechanism is used for automatically discharging gauze, the ear belt stretching mechanism is used for stretching ear belts to two sides of the gauze conveying track, the ear belt shearing mechanism is used for shearing ear belts, the ear belt mounting mechanism comprises a welding head, the gauze conveying track comprises a plurality of gauze placing grooves which are matched with the shape of the gauze and distributed in parallel.

Description

Ear band machine

Technical Field

The utility model relates to a gauze mask processing equipment technical field specifically is an ear tape unit for installation of gauze mask ear area.

Background

The gauze mask mainly comprises gauze, nose bridge line, ear cord, and traditional gauze mask processing mode is the manual work and makes up, and a plurality of manufacturing procedure such as cloth cutting, cloth transmission, ear cord cutting, ear cord installation, finished product ejection of compact need be equipped with corresponding staff through cloth processing completion, consequently, this kind of manufacturing procedure not only occupies more manpower resources, wastes time and energy moreover, processingquality is not unified, seriously influences production efficiency.

The prior art provides a plurality of automatic processing devices which can realize automatic processing of the mask, can solve the problems of large occupation of manpower resources, time and labor waste and the like in the prior art, which mainly comprises a film-making machine and an ear belt machine, wherein the film-making machine is used for cutting and transmitting gauze of the mask, the ear belt machine is used for stretching and cutting the ear belt and welding the ear belt and the gauze, but the prior mask machine has a complex structure, the sheet making machine and the ear belt machine are integrated, a gauze discharge port of the sheet making machine corresponds to a gauze feed port of the ear belt machine, for workshops with limited installation space, the installation and placement operation of the mask machine cannot be carried out, if the film-making machine and the ear band machine are designed into a split structure, then need the manual work to carry the gauze that the processing of slicer was accomplished to the ear belt conveyor department, place the gauze on the gauze delivery track of ear belt conveyor one by one again, this kind is placed the mode of gauze one by one still does not benefit to production efficiency's promotion.

SUMMERY OF THE UTILITY MODEL

When flaker, the ear tape unit to existence among the prior art is split type structure, artifical manual mode of placing the gauze one by one is unfavorable for the problem that ear tape unit production efficiency promoted, the utility model provides an ear tape unit, it can realize gauze automatic discharging, blowing, can realize tensile, the automatic installation of ear tape simultaneously, and labour saving and time saving can improve production efficiency greatly.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an ear belt machine, its includes the workstation, its characterized in that, it still including arrange in the gauze discharge mechanism, ear area tension mechanism, ear area shearing mechanism, ear area installation mechanism, gauze delivery track, the finished product discharge mechanism of workstation, gauze discharge mechanism, finished product discharge mechanism arrange respectively in gauze delivery track's entrance point, exit end, gauze discharge mechanism includes gauze pile up standing groove, gauze drive roller, gauze delivery roller for gauze automatic discharging to place gauze in automatically one by one on the gauze delivery track, ear area tension mechanism, ear area shearing mechanism, ear area installation mechanism are located gauze delivery track's middle part, ear area tension mechanism be used for with the ear area stretches to gauze delivery track's both sides, ear area shearing mechanism includes the shearing sword, is used for shearing the ear area, ear area installation mechanism includes the bonding tool for will cut down the ear area weld in the both sides of gauze, gauze delivery track include a plurality of with gauze shape match and parallel distribution's gauze standing groove.

It is further characterized in that the method further comprises the steps of,

preferably, in the gauze discharging mechanism, the gauze stacking and placing groove is matched with the gauze structure and has an open top, the gauze driving roller is positioned at the bottom end of the gauze stacking and placing groove, the gauze conveying roller is positioned at the outlet end of the gauze stacking and placing groove, the gauze stacking and placing groove is positioned at one side of the gauze conveying track, the outlet end corresponds to the gauze placing groove, and the rollers of the gauze driving roller and the gauze conveying roller synchronously rotate under the driving action of the driving roller driving device and the conveying roller driving device respectively; the gauze conveying roller comprises at least two conveying rollers which are axially distributed in parallel, the conveying rollers are rotatably installed at the lower part of one side of the gauze stacking and placing groove, a gap between the two conveying rollers corresponds to the outlet end of the gauze stacking and placing groove, and the two conveying rollers synchronously and reversely rotate under the driving action of the conveying roller driving device;

preferably, the gauze conveying device further comprises a support frame and a vertical transmission mechanism, wherein the support frame is arranged on the workbench and comprises a support plate parallel to the gauze conveying track and four support rods fixed between the workbench and the support plate, and the four support rods are distributed in a rectangular shape along the periphery of the support plate; the vertical transmission mechanism comprises a transverse plate, a push rod fixed to one end of the transverse plate and a cam fixed to one end of the push rod, a through hole is formed in the middle of the supporting plate, the other end of the push rod penetrates through the through hole and is fixed to one end of the transverse plate, a first vertical plate perpendicular to the supporting plate is fixed to the top end of the supporting plate, the transverse plate driving device is a first motor, a shell of the first motor is fixed to the first vertical plate, and a driving shaft of the first motor penetrates through the first vertical plate and is fixed to one side end of the cam;

preferably, the ear belt stretching mechanisms comprise two groups, each group comprises a second vertical plate, a guide rod, a pulley block, guide rails fixed at the top end of the workbench and symmetrically distributed on two sides of the gauze conveying track, slide blocks respectively connected with the guide rails in a sliding manner, and a slide block driving device used for driving the slide blocks to slide along the guide rails, the guide rods are fixed on the second vertical plates, the pulley blocks comprise at least three pulleys, the pulleys are respectively distributed in a triangular shape, the slide block driving devices are respectively a second motor and a third motor, one end of the ear belt is wound on the reel, the other end of the ear belt is fixed with one side end of the slide block, and the middle part of the ear belt is wound on the pulley block;

preferably, the pulley block comprises a first pulley, a second pulley and a third pulley, the first pulley and the second pulley are rotatably mounted on the upper portion of the second vertical plate respectively, the third pulley is arranged on the lower portion of the second vertical plate and is in sliding connection with the guide rod respectively, and the middle portion of the ear belt is sequentially wound along the first pulley, the second pulley and the third pulley; the guide rods are respectively sleeved with a rubber ring, the bottom ends of the guide rods are respectively provided with a stop block, and the third pulley is slidably mounted on the guide rods between the rubber rings and the stop blocks;

preferably, the ear band cutting mechanisms comprise two groups, each of which comprises an ear band cutting knife and a cutting knife driving device for driving the ear band cutting knife, the ear band cutting knives are respectively fixed between the guide rail and the second vertical plate, and cutting edges of the cutting knives respectively correspond to the stretched ear bands;

preferably, the ear band mounting mechanisms comprise two groups, each group comprises an ear band bending plate, ear band holders distributed on two sides of the ear band bending plate, a holder rotation driving device, a holder lifting driving device and an ear band welding mechanism, the holder rotation driving device is a rotary air cylinder, the holder lifting driving device is a lifting air cylinder, each ear band holder comprises a clamping jaw matched with the ear band structure, one end of each clamping jaw corresponds to the stretched ear band, the other end of each clamping jaw is fixed with a piston rod of the rotary air cylinder, the rotary air cylinder is fixed with the piston rod of the lifting air cylinder through a holder transmission mechanism, and the rotary air cylinder and the holder transmission mechanism are fixed with the transverse plate; the ear belt welding mechanism is used for ultrasonic welding and comprises four welding heads, a welding head transmission mechanism and a welding head driving mechanism, wherein the four welding heads correspond to four corners of the gauze;

the clamp holder transmission mechanism comprises two clamp holder guide rods which are symmetrically distributed, a clamp holder guide sleeve which is sleeved outside the clamp holder guide rods and is in sliding connection with the clamp holder guide rods, and a first connecting plate, one end of the first connecting plate is fixed with the top end of the transverse plate, the clamp holder guide sleeve penetrates through the supporting plate and is fixed with the supporting plate, one end of the clamp holder guide rod is fixed with the top end of the first connecting plate, the other end of the clamp holder guide rod penetrates through the supporting plate, and a piston rod of the lifting cylinder penetrates through the supporting plate and is fixed with the middle part of the first connecting plate;

the welding head transmission mechanism comprises two second connecting plates symmetrically distributed on two sides of the gauze conveying track, a welding head guide rod and a welding head guide sleeve sleeved on the periphery of the welding head guide rod and connected with the welding head guide rod in a sliding mode, the welding head guide sleeve penetrates through the supporting plate and is fixed with the supporting plate, two welding heads are fixed to the bottom end of each second connecting plate respectively, the top end of each second connecting plate is fixed with one end of the welding head guide rod, the other end of each welding head guide rod penetrates through the welding head guide sleeve, the welding head driving device is a welding head lifting cylinder, and a piston rod of the welding head lifting cylinder penetrates through the supporting plate and is fixed with the middle of the top end of each second connecting plate;

preferably, the gauze placing groove is a U-shaped groove.

Adopt the utility model discloses above-mentioned structure can reach following beneficial effect: the utility model discloses be split type structure with current mascerating machine, can satisfy the restricted requirement of installation space, and set up gauze discharge mechanism at the entrance point of gauze delivery track, pile up the gauze that mascerating machine processing was accomplished in gauze stacking standing groove, and then through the synergism of gauze drive roller, gauze delivery roller, the gauze that piles up the gauze in the standing groove is automatic to be placed on gauze delivery track, has realized the automatic discharging and the blowing of gauze, and it need not artifical manual blowing one by one, therefore labour saving and time saving has improved production efficiency; the utility model discloses the device still includes ear area tension mechanism, ear area shearing mechanism, ear area installation mechanism, gauze delivery track, finished product discharge mechanism, can realize stretching, automatically cropped, the automatic installation of ear area, has practiced thrift the manpower, and degree of automation is high, has promoted production efficiency simultaneously.

Drawings

Fig. 1 is a schematic left-view perspective structure of the present invention;

FIG. 2 is a schematic view of the right-side perspective structure of the present invention;

fig. 3 is a schematic three-dimensional structure diagram of the gauze discharging mechanism of the utility model;

fig. 4 is a schematic three-dimensional structure diagram (omitting the supporting plate) of the ear band cutting mechanism and the ear band mounting mechanism of the present invention.

Detailed Description

See fig. 1-4, an ear belt machine, it includes workstation 1, arrange in gauze discharge mechanism 2 of workstation 1, ear area tension mechanism 3, ear area shearing mechanism 4, ear area installation mechanism 5, gauze conveying track 6, finished product discharge mechanism 7, gauze discharge mechanism 2, finished product discharge mechanism 7 arranges respectively in the entrance point of gauze conveying track 6, the exit end, ear area tension mechanism 3, ear area shearing mechanism 4, ear area installation mechanism 5 is located the middle part of gauze conveying track 6, ear area shearing mechanism 4 includes the shearing sword, be used for shearing the ear area, ear area installation mechanism 5 includes bonding tool 55, be used for welding the ear area 10 under the shearing in the both sides of gauze 11, gauze conveying track 6 includes a plurality of gauze standing grooves 61 that match and parallel distribution with gauze 11 shape, the gauze standing groove is the U-shaped groove.

See fig. 3, the gauze discharging mechanism 2 includes a gauze stacking and placing groove 21, a gauze driving roller 22, and a gauze conveying roller 23, which are used for automatic gauze discharging, and automatically place gauze on the gauze conveying rail 6 one by one, in the gauze discharging mechanism 2, the gauze stacking and placing groove 21 is structurally matched with the gauze 11 and has an open top, the gauze driving roller 22 is located at the bottom end of the gauze stacking and placing groove 21, the gauze conveying roller 23 is located at the outlet end of the gauze stacking and placing groove 21, the gauze stacking and placing groove 21 is located at one side of the inlet end of the gauze conveying rail 6, and the outlet end of the gauze stacking and placing groove 21 corresponds to the gauze placing groove 61, the gauze driving roller 22 and the roller of the gauze conveying roller 23 synchronously rotate under the driving action of the driving roller driving device 24 and the conveying roller driving device 25, and the driving roller driving device 24 and the conveying roller driving device 25 are servo motors; the gauze driving roller 22 comprises a driving roller wheel, the outer surface of the driving roller wheel is abutted against the gauze 11 at the bottommost end in the gauze stacking and placing groove 21, the gauze conveying roller 23 comprises two conveying roller wheels which are axially distributed in parallel, the conveying roller wheels are rotatably installed at the lower part of the outlet end of the gauze stacking and placing groove 21, the gap between the two conveying roller wheels corresponds to the outlet gap of the outlet end of the gauze stacking and placing groove 21, the height of the outlet gap is equal to the thickness of the gauze 11, the two conveying roller wheels synchronously rotate in opposite directions under the driving action of the conveying roller driving device 25, and the gauze driving roller 22 and the gauze conveying roller 23 synchronously rotate;

the gauze conveying device also comprises a support frame arranged on the workbench 1, wherein the support frame comprises a support plate 121 parallel to the gauze conveying track 6 and four support rods 122 fixed between the workbench 1 and the support plate 121, and the four support rods 122 are distributed along the periphery of the support plate 121 in a rectangular shape;

the ear belt stretching mechanisms 3 comprise two groups, are used for symmetrically stretching the ear belts to two sides of the gauze conveying track 6, respectively comprise a second vertical plate 31, a guide rod 32, a pulley block 33, guide rails 34 which are fixed at the top end of the workbench 1 and are symmetrically distributed at two sides of the gauze conveying track 6, slide blocks 35 which are respectively connected with the guide rails 34 in a sliding way, and a slide block driving device 36 which is used for driving the slide blocks 35 to slide along the guide rails, wherein the slide block driving device 36 is also a servo motor, the guide rod 32 is fixed at the second vertical plate 31, the pulley block 33 comprises three pulleys which respectively comprise a first pulley 331, a second pulley 332 and a third pulley 333, the three pulleys are distributed in a triangular shape, the slide block driving devices are respectively a second servo motor and a third servo motor, one end of the ear belt 10 is rolled out by an ear belt placing device (adopting the prior art and not shown in the figure), and the other end is respectively fixed with one side end of the slide blocks 35, the middle parts of the pulleys are respectively wound on the pulley blocks 33;

in the pulley block 33, a first pulley 331 and a second pulley 332 are respectively rotatably mounted on the upper part of the second vertical plate 31, a third pulley 333 is respectively arranged on the lower part of the second vertical plate 31 and is respectively connected with the guide rod 32 in a sliding manner, and the middle part of the ear belt 10 is sequentially wound along the first pulley 331, the second pulley 332 and the third pulley 333; the guide rods 32 comprise two guide rods, wherein one guide rod 32 is sleeved with a rubber ring 321, the bottom ends of the guide rods 32 are respectively provided with a stop 322, and the third pulley 333 is slidably arranged between the rubber rings 321 and the stops 322 of the two guide rods 32;

referring to fig. 4, the ear band cutting mechanism 4 includes two groups, each of which includes an ear band cutting blade 41 and a cutting blade driving device 42 for driving the ear band cutting blade 41, the cutting blade driving device 42 is a fourth servo motor, the ear band cutting blades 41 are respectively fixed between the guide rail 34 and the second vertical plate 31, and the cutting edges of the cutting blades 41 respectively correspond to the stretched ear bands 10;

the ear belt mounting mechanism 5 comprises two groups, which respectively comprise ear belt bending plates 51 matched with the ear belt bending structure, ear belt holders 52 distributed on two sides of the ear belt bending plates 51, a holder rotation driving device 53, a holder lifting driving device 54 and an ear belt welding mechanism, wherein the holder rotation driving device 53 is a rotary cylinder, the holder lifting driving device (not shown in the figure) is a lifting cylinder, the ear belt holder 52 comprises a clamping jaw 521 matched with the ear belt structure, one end of the clamping jaw 521 corresponds to the stretched ear belt 10, the other end of the clamping jaw 521 is fixed with a piston rod of the rotary cylinder, the rotary cylinder is fixed with the piston rod of the lifting cylinder through a holder transmission mechanism 56, and the rotary cylinder and the holder transmission mechanism 56 are fixed with the transverse plate 131; the ear belt welding mechanism is ultrasonic welding and comprises welding heads 55 corresponding to parts to be welded, a welding head transmission mechanism 57 and a welding head driving mechanism (not shown in the figure), wherein the welding heads 55 comprise four welding heads, and the four welding heads 55 correspond to four corners of the gauze 11;

the holder transmission mechanism 56 comprises two holder guide rods 561 which are symmetrically distributed, a holder guide sleeve 562 which is sleeved outside the holder guide rods 561 and is in sliding connection with the holder guide rods 561, and a first connecting plate 563 one end of which is fixed with the top end of the transverse plate 131, the holder guide sleeve 562 penetrates through the supporting plate 121 and is fixed with the supporting plate 121, one end of the holder guide rods 561 is fixed with the top end of the first connecting plate 563, the other end of the holder guide rods 561 penetrates through the supporting plate 121, and a piston rod of a lifting cylinder penetrates through the middle parts of the supporting plate 121 and the first connecting plate 563 to be fixed;

the welding head transmission mechanism 57 comprises two second connecting plates 571 symmetrically distributed on two sides of the gauze conveying track 6, welding head guide rods 572 and welding head guide sleeves 573 sleeved on the peripheries of the welding head guide rods 572 and slidably connected with the welding head guide rods 572, the welding head guide sleeves 573 penetrate through the supporting plate 121 and are fixed with the supporting plate 121, two welding heads 55 are respectively fixed at the bottom ends of the second connecting plates 571, the top ends of the second connecting plates 571 are fixed with one ends of the welding head guide rods 572, the other ends of the welding head guide rods 572 penetrate through the welding head guide sleeves 573, a welding head driving device is a welding head lifting cylinder, a piston rod of the welding head lifting cylinder penetrates through the supporting plate 121 and is fixed with the middle of the top ends of the second connecting plates 571, and the finished product discharging mechanism 7 adopts the prior art.

The utility model is applied to the ear band welding of gauze of the gauze mask, (1) the automatic discharge of the gauze is realized through the gauze discharge mechanism 2, the gauze 11 is stacked and placed in the gauze stacking and placing groove 21, and the gauze is conveyed into the gauze placing groove 61 in the gauze conveying track 6 under the synergistic action of the gauze driving roller 22 and the gauze conveying roller 23;

(2) one end of the ear belt 10 extends to the ear belt stretching mechanism 3, firstly, the slide block driving device 36 drives the slide block 35 to slide along the guide rail 34, the slide block 35 drives the ear belt 10 to extend to the ear belt holder 52, secondly, the ear belt holder 52 clamps the ear belt 10, the ear belt holders 52 on two sides of the gauze 11 drive the ear belt 10 to rotate 90 degrees under the driving action of the holder rotating driving device 53, and secondly, the holder lifting driving device drives the ear belt 10 to descend, so that the ear belt 10 on the ear belt holder 52 is in contact with the gauze 11;

(3) the ear belt is installed by the ear belt installation mechanism 5, the welding head driving mechanism 58 drives the welding head transmission mechanism 57 to drive the first connecting plate 563 to move downwards, the first connecting plate 563 drives the welding head 55 to move downwards, and the welding head 55 is welded corresponding to the part to be welded of the ear belt 10 and the gauze 11;

(4) after welding, the welding head driving mechanism drives the welding head 55 to ascend and return to the original position through the welding head transmission mechanism, the clamp holder lifting driving device drives the ear belt clamp holder 52 to ascend, and the clamp holder rotating driving device 53 drives the ear belt clamp holder 52 to rotate and return to the original position;

(5) and (4) simultaneously, the gauze conveying track 6 carries the processing to complete the movement of the gauze to the gauze discharging mechanism 2, and the automatic discharging of the processed finished products is realized through the gauze discharging mechanism 2.

What has been described above is only a preferred embodiment of the present application, and the present invention is not limited to the above embodiments. It is to be understood that other modifications and variations directly derivable or suggested by those skilled in the art without departing from the spirit and scope of the present invention are to be considered as included within the scope of the present invention.

Claims

1. The utility model provides an ear belt machine, its includes the workstation, its characterized in that, it still including arrange in the gauze discharge mechanism, ear area tension mechanism, ear area shearing mechanism, ear area installation mechanism, gauze delivery track, the finished product discharge mechanism of workstation, gauze discharge mechanism, finished product discharge mechanism arrange respectively in gauze delivery track's entrance point, exit end, gauze discharge mechanism includes gauze pile up standing groove, gauze drive roller, gauze delivery roller for gauze automatic discharging to place gauze in automatically one by one on the gauze delivery track, ear area tension mechanism, ear area shearing mechanism, ear area installation mechanism are located gauze delivery track's middle part, ear area tension mechanism be used for with the ear area stretches to gauze delivery track's both sides, ear area shearing mechanism includes the shearing sword, is used for shearing the ear area, ear area installation mechanism includes the bonding tool for will cut down the ear area weld in the both sides of gauze, gauze delivery track include a plurality of with gauze shape match and parallel distribution's gauze standing groove.

2. The ear band machine according to claim 1, wherein in the gauze discharging mechanism, the gauze stacking groove is matched with the gauze structure and has an open top, the gauze driving roller is located at the bottom end of the gauze stacking groove, the gauze conveying roller is located at the outlet end of the gauze stacking groove, the gauze stacking groove is located at one side of the gauze conveying track, the outlet end corresponds to the gauze groove, and the rollers of the gauze driving roller and the gauze conveying roller synchronously rotate under the driving action of the driving roller driving device and the conveying roller driving device respectively; the gauze conveying roller comprises at least two conveying rollers which are axially distributed in parallel, the conveying rollers are rotatably installed on the lower portion of one side of the gauze stacking placing groove, the gap between the conveying rollers corresponds to the outlet end of the gauze stacking placing groove, and the conveying rollers synchronously rotate in opposite directions under the driving action of the conveying roller driving device.

3. The machine of claim 2, further comprising a support frame disposed on the worktable, and a vertical transmission mechanism, wherein the support frame comprises a support plate parallel to the gauze conveying track, and four support rods fixed between the worktable and the support plate, and the four support rods are distributed in a rectangular shape along the periphery of the support plate; vertical drive mechanism include the diaphragm, with the fixed push rod of one end of diaphragm, with the fixed cam of one end of push rod, open at the middle part of backup pad has the through-hole, the other end of push rod runs through the through-hole, and with the one end of diaphragm is fixed, the top of backup pad be fixed with backup pad vertically riser, diaphragm drive arrangement is first motor, the casing of first motor with the riser is fixed, the drive shaft of first motor runs through the riser with a side end of cam is fixed.

4. The ear belt machine of claim 3, characterized in that the ear belt stretching mechanism comprises two sets, including second riser, guide arm, assembly pulley, being fixed in the top of workstation and symmetric distribution in the guide rail of gauze delivery track both sides, respectively with guide rail sliding connection's slider, be used for the drive the gliding slider drive arrangement of slider, the guide arm is fixed in the second riser, the assembly pulley includes at least three pulley, the pulley is the triangle-shaped distribution respectively, slider drive arrangement is second motor, third motor respectively, the one end of ear belt is convoluteed in the spool, the other end with a side end of slider is fixed, the middle part respectively twine in the assembly pulley.

5. The belt conveyor according to claim 4, wherein the pulley block comprises a first pulley, a second pulley and a third pulley, the first pulley and the second pulley are rotatably mounted on the upper portion of the second vertical plate, the third pulley is arranged on the lower portion of the second vertical plate and is slidably connected with the guide rod, and the middle portion of the ear belt is sequentially wound along the first pulley, the second pulley and the third pulley; rubber rings are sleeved on the guide rods respectively, stop blocks are arranged at the bottom ends of the guide rods respectively, and the third pulleys are installed on the guide rods between the rubber rings and the stop blocks in a sliding mode.

6. The machine according to claim 5, wherein the ear band cutting mechanism comprises two sets, each set comprises an ear band cutting blade and a cutting blade driving device for driving the ear band cutting blade, the ear band cutting blades are respectively fixed between the guide rail and the second vertical plate, and the cutting edges of the cutting blades respectively correspond to the stretched ear bands.

7. The ear belt machine of claim 6, characterized in that the ear belt mounting mechanism comprises two groups, which respectively comprise ear belt bending plates, ear belt holders distributed on both sides of the ear belt bending plates, holder rotation driving devices, holder lifting driving devices and ear belt welding mechanisms, wherein the holder rotation driving devices are rotary cylinders, the holder lifting driving devices are lifting cylinders, the ear belt holders comprise clamping jaws matched with the ear belt structures, one ends of the clamping jaws correspond to the stretched ear belts, the other ends of the clamping jaws are fixed with piston rods of the rotary cylinders, the rotary cylinders are fixed with the piston rods of the lifting cylinders through holder transmission mechanisms, and the rotary cylinders and the holder transmission mechanisms are fixed with transverse plates; the ear belt welding mechanism is in ultrasonic welding and comprises four welding heads, a welding head transmission mechanism and a welding head driving mechanism, wherein the welding heads correspond to parts to be welded, and the four welding heads correspond to four corners of gauze.

8. The machine of claim 7, wherein the holder transmission mechanism comprises two holder guide rods symmetrically distributed, a holder guide sleeve sleeved outside the holder guide rods and slidably connected with the holder guide rods, and a first connecting plate with one end fixed to the top end of the transverse plate, the holder guide sleeve penetrates through the support plate and is fixed to the support plate, one end of the holder guide rod is fixed to the top end of the first connecting plate, the other end of the holder guide rod penetrates through the support plate, and a piston rod of the lifting cylinder penetrates through the support plate and is fixed to the middle of the first connecting plate.

9. The machine according to claim 8, wherein the welding head transmission mechanism comprises two second connecting plates symmetrically distributed on two sides of the gauze conveying track, a welding head guide rod, and a welding head guide sleeve sleeved on the periphery of the welding head guide rod and slidably connected with the welding head guide rod, the welding head guide sleeve penetrates through and is fixed with the support plate, two welding heads are respectively fixed at the bottom end of each second connecting plate, the top end of the second connecting plate is fixed with one end of the welding head guide rod, the other end of the welding head guide rod penetrates through the welding head guide sleeve, the welding head driving device is a welding head lifting cylinder, and a piston rod of the welding head lifting cylinder penetrates through the support plate and is fixed with the middle part of the top end of the second connecting plate.