CN113002005A

CN113002005A - Willow leaf type full-automatic mask machine

Info

Publication number: CN113002005A
Application number: CN202110256052.5A
Authority: CN
Inventors: 陶为银
Original assignee: Suzhou Drfu Automation Technology Co ltd
Current assignee: Suzhou Drfu Automation Technology Co ltd
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-06-22
Anticipated expiration: 2041-03-09
Also published as: CN113002005B

Abstract

The invention discloses a willow leaf type full-automatic mask machine, which relates to the field of mask machines and adopts the technical scheme that: the automatic mask edge folding and conveying device comprises a frame, a feeding mechanism used for conveying mask fabrics is sequentially arranged on the frame, a nose bridge strip pushing mechanism used for inserting a nose bridge strip, a piece punching mechanism used for welding and cutting mask fabrics in a pressing mode, an edge folding mechanism used for shaping mask edges, a secondary hobbing mechanism used for cutting and pressing masks in a secondary shape mode, an ear belt welding mechanism used for welding ear belts on the masks and an unloading belt line used for outputting finished mask products, and a turnover belt line mechanism used for overturning the masks is bridged between the secondary hobbing mechanism and the ear belt welding mechanism. The production process is simple and convenient, each production line can be operated by only one person, the production process is standard, the quality is stable, the production efficiency can be greatly improved, the discharge position of the nose bridge strip is accurate, the material is not easy to damage, the shearing precision is high, and the economic benefit is greatly improved.

Description

Willow leaf type full-automatic mask machine

Technical Field

The invention relates to the field of mask machines, in particular to a willow leaf type full-automatic mask machine.

Background

Masks are generally indispensable to medical staff and workers who need to be exposed to toxic gases or dusts almost every day, and are exposed to a high-risk environment due to work needs, and the masks are required to filter such harmful substances in order to prevent inhalation of gases or germs from the mouth and nose.

The mask has a plurality of grades, and the medical or industrial mask has to strictly require filtering degree and no gap so as to prevent people from inhaling harmful substances to cause casualties, so the mask cloth material is very important, and the mask cloth material with good filtering property is selected; in order to achieve seamless effect, a shaping nose bridge strip is added at the position of the mask, which is in contact with the nose bridge, so that a user can knead and mould the curvature of the composite personal nose bridge shape to fit the surface of the face, and the wrapping property and the comfort degree of the mask are improved.

In recent years, infectious diseases often generate variant germs, large-scale infection often occurs in densely populated areas before a proper treatment method is available, people also rely on masks in daily life to reduce the probability of being infected by unknown viruses, and therefore the demand of masks is increased.

Therefore, a new solution is needed to solve this problem.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide the willow leaf type full-automatic mask machine which is simple and convenient in production process, can be operated by only one person on each production line, is standard in production process and stable in quality, can greatly improve the production efficiency, is accurate in discharge position of a nose bridge strip, is not easy to damage materials, reduces the waste of the materials to the maximum extent, has higher shearing precision and greatly improves the economic benefit.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a full-automatic gauze mask machine of willow leaf type, includes the frame, set gradually in the frame and be used for the feed mechanism that gauze mask surface fabric carried, be used for inserting the bridge of the nose strip push mechanism, be used for with the mechanism of piecing that gauze mask surface fabric pressfitting welding cut and cut, be used for with the hem mechanism of gauze mask hem design, be used for carrying out the secondary shape to the gauze mask and cut with the secondary hobbing mechanism of pressfitting, be used for welding the ear area on the gauze mask and weld the mechanism and be used for the unloading belt line of gauze mask finished product output, the bridge connection has the upset belt line mechanism that is used for upset gauze mask between secondary hobbing mechanism and the ear area welding mechanism, still be provided with the controller in the frame, bridge of the nose strip push mechanism, the mechanism of piecing, the hem mechanism, secondary hobbing mechanism, upset belt line mechanism, ear area welding mechanism and unloading belt line all with controller electric connection.

By adopting the technical scheme, the complete mask production line is formed by the feeding mechanism, the nose bridge strip pushing mechanism, the sheet beating mechanism, the edge folding mechanism, the secondary hobbing mechanism and the ear band welding mechanism, only one worker is needed to operate, the whole process is controlled by the controller, the production process is standard, the quality is stable, the production efficiency can be greatly improved, the infrared sensor is arranged on the rack at each step from feeding to finished product output, once foreign matters or materials are damaged at a certain step, the automatic alarm is stopped, and the defective rate of the masks is greatly reduced.

The invention is further configured to: the frame includes first support body, second support body and third support body, feed mechanism sets up on first support body, bridge of the nose strip push mechanism, make a mechanism, hem mechanism and secondary hobbing mechanism set up on the second support body, ear area welding mechanism and unloading belt line set up on the third support body.

By adopting the technical scheme, the rack is provided with the plurality of rack bodies, so that the transportation of the invention is facilitated.

The invention is further configured to: the feeding mechanism comprises a plurality of material hanging rods which are rotatably connected on the first frame body and used for placing a material roll, and a correcting component which is arranged on the first frame body and is close to one side of the second frame body and used for correcting the mask fabric, the restoring assembly comprises a plurality of conveying rollers which are rotatably connected on a first frame body, the conveying rollers form a conveying surface, a limiting block is connected on the first frame body above the conveying surface in a sliding mode along the axial direction of the conveying rollers, a limiting groove is arranged at one end of the limiting block close to the conveying surface, an adjusting bolt for fixing the limiting block is connected on the limiting block in a threaded manner, carry face and stopper along vertically setting up to a plurality of groups, lie in on the first support body between transfer roller and the second support body and a plurality of groups carry the fixed a plurality of branches that link of face one-to-one, it is a plurality of fixedly connected with scraping plate on the extension face towards the transport face on the branch.

Through adopting above-mentioned technical scheme, setting through feed mechanism, can be according to the production demand with different material rolls place on hanging the material pole, through the setting of the subassembly that reforms, spacing in the spacing inslot all the time among the gauze mask surface fabric transportation process, be difficult to take place the skew, can carry out position control and accessible adjusting bolt locking to the stopper according to the width direction of demand edge gauze mask surface fabric simultaneously, through scraping dull and stereotyped setting, it is strickleed off to scrape it on the surface of gauze mask surface fabric to scrape the dull and stereotyped pushing down, can make the gauze mask surface fabric level and more smooth.

The invention is further configured to: the nose bridge strip pushing mechanism comprises a nose bridge strip support fixedly connected to a second support body and a gear pair structure used for driving the nose bridge strip pushing mechanism to operate, a nose bridge strip driving roller is connected to the nose bridge strip support in a rotating mode, a nose bridge strip driven roller is connected to the nose bridge strip support below the nose bridge strip driving roller in a rotating mode, a material clamping gap is reserved between the nose bridge strip driving roller and the nose bridge strip driven roller, a nose bridge strip conveying plate is fixedly connected to the nose bridge strip support and located between the nose bridge strip driving roller and the nose bridge strip driven roller, a abdicating groove is formed in the nose bridge strip conveying plate and located between the nose bridge strip driving roller and the nose bridge strip driven roller, a nose bridge strip conveying groove is formed in the nose bridge strip conveying plate and faces the material clamping gap, a nose bridge strip cutter shaft is rotatably connected to one side of the nose bridge strip conveying plate on the second support body, and a nose bridge strip cutter shaft is rotatably connected to the second support, one end of the second frame body close to the slicing mechanism is provided with a bearing block for bearing the nose bridge strips cut by the nose bridge strip cutter shaft, and the bearing block comprises a material receiving opening close to one end of the nose bridge strip material conveying plate and a discharging opening far away from one end of the material receiving opening.

Through adopting above-mentioned technical scheme, in the course of the work, the nose bridge strip raw materials gets into from pressing from both sides the material gap, and nose bridge strip drive roll and nose bridge strip driven voller rotate in opposite directions and drive nose bridge strip raw materials and carry and cut off to nose bridge strip cutter axle below and form the nose bridge strip, and when the nose bridge strip got into to reach the blowing opening from the material mouth that connects on accepting the piece, the automatic pressfitting of going on in order to conveniently carrying on next process of nose bridge strip falling to the gauze mask surface fabric that is located its below.

The invention is further configured to: the sheet beating mechanism comprises a first guide roller assembly, a welding roller assembly, a second guide roller assembly, a flower roller assembly, a knife roller assembly and a gear pair structure for driving the welding roller assembly, the flower roller assembly and the knife roller assembly to run, wherein the first guide roller assembly comprises a first guide roller support fixedly connected to the second frame body and a first guide roller rotatably connected to the first guide roller support, the welding roller assembly comprises a welding roller support fixedly connected to the second frame body, longitudinal sliding grooves are formed in two sides of the welding roller support, a welding roller rotating shaft head is connected in the longitudinal sliding grooves in a sliding mode, a welding roller is rotatably connected to the welding roller rotating shaft head, a spring is fixedly connected to one end, close to the second frame body, between the welding roller rotating shaft head and the welding roller support, and an adjusting handle for adjusting the height of the welding roller rotating shaft head is arranged on the welding roller support, lie in the below fixedly connected with ultrasonic welding platform of welding roller on the second support body, leave welding clearance between ultrasonic welding platform and the welding roller, second guide roller subassembly includes the second guide roller support of fixed connection on the second support body, it is connected with the second guide roller to rotate on the second guide roller support, the flower roller subassembly includes the flower roller support of fixed connection on the second support body, vertical rotation is connected with flower roller and flower roller pad roller in proper order towards the second support body on the flower roller support, the rotor subassembly includes the rotor support of fixed connection on the second support body, vertical rotation is connected with rotor and rotor pad roller in proper order towards the second support body on the rotor support.

Through adopting above-mentioned technical scheme, in the course of the work, the gauze mask surface fabric gets into the welding roller subassembly through first guide roller subassembly and welds after feed mechanism exports, and the gauze mask surface fabric that the welding finishes continues to be carried to the flower roller subassembly by second guide roller subassembly and carries out the suppression of decorative pattern shape, and the unnecessary rim charge of gauze mask surface fabric is amputated to the knife roll subassembly, and is rational in infrastructure to higher shaping effect has.

The invention is further configured to: the edge folding mechanism comprises an edge folding assembly and an edge folding pressing assembly which are sequentially arranged on a second frame body, the edge folding assembly comprises a bottom plate fixedly connected to the second frame body through a support frame, side plates are fixedly connected to two sides of the bottom plate, the bottom plate inclines upwards towards the edge folding pressing assembly, a guide folded plate connected with the bottom plate is arranged at one end, far away from the edge folding pressing assembly, of the second frame body, a guide roller is rotatably connected to the guide folded plate, a pressing plate is fixedly connected to the bottom surface, parallel to the guide folded plate, of the side plate, one end, close to the edge folding pressing assembly, of the bottom plate is provided with a first edge folding angle plate and a second edge folding angle plate in parallel to two edges of the guide folded plate, the first edge folding surface and the second edge folding surface are respectively bent to form an edge folding groove, the first edge folding surface and the second edge folding surface are parallel to the bottom plate, and the, the width of hem groove is greater than the width of clamp plate, hem pressing components is including being used for driving its moving gear pair structure and fixed connection the compression roller support on the second support body, vertical rotation is connected with two compression rollers on the compression roller support.

Through adopting above-mentioned technical scheme, in the course of the work, the gauze mask surface fabric is got into and under the effort of clamp plate by the guide roller, and the gauze mask surface fabric that is located the clamp plate both sides carries out hem in advance towards the clamp plate, when gauze mask surface fabric gets into the hem groove, folds the hem layer of gauze mask surface fabric on the plane layer of gauze mask surface fabric completely under the effort of first hem face and second hem face, finally carries out the pressfitting welding by hem pressing components.

The invention is further configured to: the secondary hobbing mechanism comprises a gear pair structure for driving the secondary hobbing mechanism to operate and a secondary hobbing support fixedly connected to the second support body, and a secondary knife roll pad are respectively and longitudinally rotatably connected to the secondary hobbing support towards the second support body.

By adopting the technical scheme, the secondary hobbing mechanism cuts the mask fabric to form the final mask finished product without the ear belt.

The invention is further configured to: the overturning belt line mechanism comprises a belt line support which is bridged between the secondary hobbing mechanism and the ear belt welding mechanism, two belt lines are arranged at two ends of the belt line support, the belt line support is located between the two belt lines, an overturning plate is connected to the belt line support in a rotating mode, an overturning motor is fixedly connected to one side of the belt line support, and the output end of the overturning motor is connected with the overturning plate in a transmission mode.

By adopting the technical scheme, in the working process, the finished mask without the ear belt is conveyed to the turnover plate by one belt line, and the turnover plate turns over one surface of the mask and conveys the mask to the other belt line for processing of the next procedure.

The invention is further configured to: the ear belt welding mechanism comprises a mask conveying belt arranged on a third frame body, a plurality of mask jigs matched with the mask appearance are arranged on the mask conveying belt, a mask pressing groove is formed in the middle of the mask conveying belt in a penetrating mode through the mask jigs, an ear belt welding machine support is fixedly connected to the position, above the mask conveying belt, of the third frame body, the ear belt welding machine support comprises a support column fixedly connected to the third frame body and a top plate fixedly connected to the support column, a mask pressing strip is fixedly connected to the position, facing the mask pressing groove, of the top plate, a welding head cylinder support is fixedly connected to the top surface of the top plate, a welding head cylinder is fixedly connected to the welding head cylinder support, a welding head lifting groove is formed in the top plate, a welding head lifting plate is connected to the welding head lifting groove in a sliding mode, the other end of the welding head lifting plate is fixedly connected with a welding head, the welding head is positioned on two sides of the mask conveying belt, an ear belt welding seat is fixedly connected onto the third frame body below the welding head, a welding head groove is formed in the top surface of the ear belt welding seat, the welding head can be lifted in the welding head groove, an ear belt welding groove is formed in one end, close to the mask conveying belt, of the welding seat, an ear belt feeding groove is formed in one end, away from the mask conveying belt, of the ear belt welding seat, the welding head groove, the ear belt welding groove and the ear belt feeding groove are communicated with each other, an ear belt rotating clamping jaw assembly is arranged on the top plate on one side of the ear belt feeding groove and comprises a rotating clamping jaw lifting groove formed in the top plate and positioned outside the welding head lifting groove, and a rotating clamping jaw connecting plate is connected in the rotating clamping jaw lifting groove, the rotary clamping jaw clamping device is characterized in that a abdicating groove for containing a welding head is formed in the rotary clamping jaw connecting plate, a cam motor support is fixedly connected to the top plate, a cam motor is fixedly connected to the cam motor support, a longitudinal driving block is connected to the cam motor support in a sliding manner towards the rotary clamping jaw connecting plate and is in transmission connection with an output shaft of the cam motor through a cam structure, one end, away from the cam motor, of the longitudinal driving block is fixedly connected with the rotary clamping jaw connecting plate through a driving rod, a clamping jaw connector is connected to the rotary clamping jaw connecting plate in a rotating manner, a rotary motor is further arranged on the rotary clamping jaw connecting plate, an output shaft of the rotary motor is in transmission connection with the clamping jaw connector through a belt pulley structure, a clamping jaw cylinder is fixedly connected to one end, away from the rotary motor, one side of the rotary clamping jaw connecting plate, which is positioned on the clamping jaw, is provided with electric scissors for cutting the ear strips, and the cutting openings of the electric scissors are perpendicular to the extension lines of the ear strip feeding grooves.

Through adopting above-mentioned technical scheme, in the course of the work, the gauze mask finished product that does not have the ear area line in last process is carried to the gauze mask tool one by one and is fixed it by the gauze mask layering, when the gauze mask carries to ear area weld groove along with the tool, cam motor drives the rotatory clamping jaw connecting plate and rises, the rotating electrical machines drives the clamping jaw and rotates and aim at ear area feed trough, the ear area just is located directly over the gauze mask both sides this moment, cam motor drives rotatory clamping jaw connecting plate and descends and makes the ear area laminating on the clamping jaw on the gauze mask, the soldered connection cylinder drives the soldered connection and descends, the soldered connection is from the welded connection inslot with ear area pressfitting and welding on the gauze mask, cam motor continues to drive the clamping jaw connecting plate and rises, rotating electrical machines drives the rotatory 90 degrees of clamping jaw in order to aim at the shearing mouth of electric scissors, the electric scissors cuts off.

The invention is further configured to: and infrared sensors are arranged above the feeding mechanism, the nose bridge strip pushing mechanism, the sheet beating mechanism, the edge folding mechanism, the secondary hobbing mechanism and the ear band welding mechanism on the rack, and are electrically connected with the controller.

By adopting the technical scheme, once foreign matters or materials are damaged in one step, the automatic alarm is stopped by the automatic alarm system through the arrangement of the infrared sensor, so that the defective rate of the mask is greatly reduced.

In conclusion, the invention has the following beneficial effects: the automatic mask production line comprises a feeding mechanism, a nose bridge strip pushing mechanism, a piece beating mechanism, a folding mechanism, a secondary hobbing mechanism, an ear band welding mechanism and the like, only one worker is needed to operate the automatic mask production line, the whole process is controlled by a controller, the production process is standard, the quality is stable, the production efficiency can be greatly improved, the infrared sensor is arranged on the rack from feeding to each step of finished product output, once foreign matters or materials are damaged in one step, the automatic mask production line stops an automatic alarm, and the defective rate of masks is greatly reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of a feeding mechanism according to the present invention;

FIG. 3 is a schematic structural view of a reforming assembly according to the present invention;

FIG. 4 is a schematic structural view of a nose bridge pushing mechanism according to the present invention;

FIG. 5 is a schematic structural view of a gear pair according to the present invention;

FIG. 6 is a schematic structural view of a receiving block according to the present invention;

FIG. 7 is a schematic structural view of a sheet-making mechanism according to the present invention;

FIG. 8 is a schematic view of the folding mechanism of the present invention;

FIG. 9 is a schematic view of the construction of the hemming assembly of the present invention;

FIG. 10 is a schematic structural view of the secondary rolling mechanism of the present invention;

FIG. 11 is a schematic structural view of the belt line reversing mechanism of the present invention;

FIG. 12 is a schematic view of the ear band welding mechanism of the present invention;

FIG. 13 is a partial schematic view of an ear band welding mechanism according to the present invention;

fig. 14 is an enlarged view of a portion a in fig. 12.

In the figure: 1. a frame; 11. a first frame body; 12. a second frame body; 13. a third frame body; 2. a feeding mechanism; 21. hanging a material rod; 22. a reforming component; 221. a conveying roller; 222. a limiting block; 223. adjusting the bolt; 224. a strut; 225. scraping the plate; 3. a nose bridge strip pushing mechanism; 31. a nose bridge support; 32. A gear pair structure; 321. a first gear; 322. a second gear; 323. a third gear; 324. a fourth gear; 33. a drive roll; 34. a driven roller; 35. a nose bridge strip delivery plate; 351. a nose bridge strip conveying groove; 36. nose bridge strip cutter shaft; 37. a nose bridge bar shim shaft; 38. a bearing block; 381. a material receiving port; 382. discharging a notch; 4. a sheet beating mechanism; 41. a first guide roller assembly; 411. a first guide roller support; 412. a first guide roller; 42. a weld roll assembly; 421. welding a roller support; 4211. a longitudinal chute; 422. the welding roller rotates the spindle nose; 423. welding the roller; 424. a spring; 425. an adjusting handle; 426. an ultrasonic welding table; 43. a second guide roller assembly; 431. a second guide roller support; 432. a second guide roller; 44. a patterned roller assembly; 441. a embossing roll support; 442. a patterned roller backing roller; 443. a pattern roller; 45. a knife roll assembly; 451. a knife roll holder; 452. a knife roll; 453. a knife roll backing roll; 5. a flanging mechanism; 51. a hemming assembly; 511. a support frame; 512. a side plate; 513. a base plate; 514. a material guiding folded plate; 515. a material guide roller; 516. pressing a plate; 517. A first hem gusset; 5171. a first folded surface; 518. a second hem gusset; 5181. a second folded surface; 52. a flanging pressing assembly; 521. a compression roller; 522. a press roll bracket; 6. a secondary hobbing mechanism; 61. carrying out secondary hobbing on the bracket; 62. a secondary knife roll; 63. a secondary knife roll pad; 7. a belt line overturning mechanism; 71. a belt line support; 72. a belt line; 73. a turnover plate; 74. turning over a motor; 8. an ear band welding mechanism; 81. A mask conveyer belt; 82. a mask jig; 83. layering a mask; 84. a support of an ear belt welding machine; 841. a pillar; 842. a top plate; 85. welding a head cylinder support; 851. a welding head cylinder; 852. welding a head lifting plate; 853. welding a head; 854. an ear band welding seat; 86. a rotating jaw connection plate; 861. a cam motor; 862. a cam motor support; 863. a longitudinal driving block; 864. a drive rod; 865. a clamping jaw; 866. a clamping jaw connector; 867. a rotating electric machine; 87. electric scissors; 9. blanking belt lines.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1, a willow leaf type full-automatic mask machine comprises a frame 1, wherein a feeding mechanism 2 for conveying mask fabric, a nose bridge strip pushing mechanism 3 for inserting a nose bridge strip, a slicing mechanism 4 for stitching, welding and cutting the mask fabric, a folding mechanism 5 for shaping the folded edges of the mask, a secondary hobbing mechanism 6 for performing secondary shape cutting and stitching on the mask, an ear band welding mechanism 8 for welding ear bands on the mask, and a blanking belt line 9 for outputting finished mask products are sequentially arranged on the frame 1, an overturning belt line mechanism 7 for overturning the mask is bridged between the secondary hobbing mechanism 6 and the ear band welding mechanism 8, a controller is further arranged on the frame 1, and the nose bridge strip pushing mechanism 3, the slicing mechanism 4, the folding mechanism 5, the secondary hobbing mechanism 6, the overturning belt line mechanism 7, The ear belt welding mechanism 8 and the blanking belt line 9 are both electrically connected with the controller, the controller is a PLC controller, the complete mask production line is formed by the feeding mechanism 2, the nose bridge strip pushing mechanism 3, the sheet beating mechanism 4, the edge folding mechanism 5, the secondary rolling cutting mechanism 6 and the ear belt welding mechanism 8, only one worker is needed to operate the mask production line, the whole process is controlled by the controller, the production process is standard, the quality is stable, the production efficiency can be greatly improved, the infrared sensor is arranged on the rack 1 from the feeding step to the finished product output step, once foreign matters or materials are damaged in one step, the mask production line automatically alarms and stops, and the defective rate of masks is greatly reduced.

On the basis, the frame 1 comprises a first frame body 11, a second frame body 12 and a third frame body 13, the feeding mechanism 2 is arranged on the first frame body 11, the nose bridge strip pushing mechanism 3, the sheet beating mechanism 4, the edge folding mechanism 5 and the secondary rolling and cutting mechanism 6 are arranged on the second frame body 12, the ear belt welding mechanism 8 and the blanking belt line 9 are arranged on the third frame body 13, and the frame 1 is provided with a plurality of frame bodies, so that the transportation of the invention is facilitated.

As shown in fig. 2 and 3, on the basis, the feeding mechanism 2 includes a plurality of hanging rods 21 rotatably connected to the first frame 11 for placing a material roll, and a correcting assembly 22 disposed on the first frame 11 near one side of the second frame 12 for correcting the mask fabric, the correcting assembly 22 includes a plurality of conveying rollers 221 rotatably connected to the first frame 11, the plurality of conveying rollers 221 form a conveying surface, a limiting block 222 is slidably connected to the first frame 11 above the conveying surface along the axial direction of the conveying rollers 221, a limiting groove is formed at one end of the limiting block 222 near the conveying surface, an adjusting bolt 223 for fixing the limiting block 222 is connected to the limiting block 222 through a thread, the conveying surface and the limiting block 222 are longitudinally arranged into a plurality of groups, a plurality of supporting rods 224 are fixedly connected to the first frame 11 between the conveying rollers 221 and the second frame 12 in a one-to-one correspondence with the plurality of groups of conveying surfaces, a plurality of fixedly connected with scrapes flat board 225 on branch 224 towards the extension face of transport surface, setting through feed mechanism 2, can place different material book on hanging material pole 21 according to the production demand, setting through the subassembly 22 that reforms, be spacing in the spacing inslot all the time among the gauze mask surface fabric transportation process, be difficult to take place the skew, can carry out position control and accessible adjusting bolt 223 locking to stopper 222 according to the width direction of gauze mask surface fabric along the demand simultaneously, through the setting of scraping flat board 225, scrape flat board 225 and push down and scrape it on the surface of gauze mask surface fabric, can make the gauze mask surface fabric more level and more smooth.

As shown in fig. 4-6, on the basis of the above, the nose bridge pushing mechanism 3 includes a nose bridge support 31 fixedly connected to the second frame body 12 and a gear pair structure 32 for driving the nose bridge pushing mechanism 3 to operate, a nose bridge driving roller 33 is rotatably connected to the nose bridge support 31, a nose bridge driven roller 34 is rotatably connected to the nose bridge support 31 below the nose bridge driving roller 33, the gear pair structure 32 includes a first gear 321 fixedly connected to the nose bridge driving roller 33, a second gear 322 fixedly connected to the nose bridge driven roller 34, a third gear 323 fixedly connected to the nose bridge cutter shaft 36, and a fourth gear 324 fixedly connected to the nose bridge cutter pad shaft 37, the first gear 321, the second gear 322, the third gear 323, and the fourth gear 324 are engaged with each other, a main transmission motor is disposed in the frame 1, the output end of the main driving motor is connected to the fourth gear 324 through a chain wheel structure, a material clamping gap is reserved between the nose bridge driving roller 33 and the nose bridge driven roller 34, a nose bridge conveying plate 35 is fixedly connected between the nose bridge driving roller 33 and the nose bridge driven roller 34 on the nose bridge support 31, an abdicating groove is formed between the nose bridge driving roller 33 and the nose bridge driven roller 34 on the nose bridge conveying plate 35, a nose bridge conveying groove 351 is formed in the nose bridge conveying plate 35 towards the material clamping gap, a nose bridge cutter shaft 36 is rotatably connected to one side of the nose bridge conveying plate 35 on the second support body 12, a nose bridge cutter shaft 37 is rotatably connected to the lower portion of the nose bridge cutter shaft 36 on the second support body 12, a bearing block 38 for bearing the nose bridge cut by the nose bridge cutter shaft 36 is arranged at one end of the second support body 12 close to the sheet beating mechanism 4, the receiving block 38 comprises a material receiving opening 381 arranged close to one end of the nose bridge strip material conveying plate 35 and a discharging opening 382 formed by one end of the material receiving opening 381 away from the material receiving opening 381, in the working process, nose bridge strip raw materials enter from a material clamping gap, the nose bridge strip driving roller 33 and the nose bridge strip driven roller 34 rotate oppositely to drive the nose bridge strip raw materials to be conveyed to the position below the nose bridge strip cutter shaft 36 to be cut off to form a nose bridge strip, and when the nose bridge strip enters the material receiving opening 382 from the material receiving opening 381 on the receiving block 38, the nose bridge strip automatically falls to the face mask located below the nose bridge strip to facilitate pressing of the next procedure.

As shown in fig. 7, on the basis of the above, the sheet beating mechanism 4 includes a first guide roller assembly 41, a welding roller assembly 42, a second guide roller assembly 43, a flower roller assembly 44, a knife roller assembly 45, and a gear pair structure for driving the welding roller assembly 42, the flower roller assembly 44, and the knife roller assembly 45 to operate, which are sequentially disposed on the second frame body 12, the first guide roller assembly 41 includes a first guide roller support 411 fixedly connected to the second frame body 12 and a first guide roller 412 rotatably connected to the first guide roller support 411, the welding roller assembly 42 includes a welding roller support 421 fixedly connected to the second frame body 12, longitudinal sliding grooves 4211 are formed on two sides of the welding roller support 421, a welding roller rotating shaft head 422 is slidably connected to the longitudinal sliding grooves 4211, a welding roller 423 is rotatably connected to the welding roller rotating shaft head 422, and one end of the welding roller rotating shaft head 422 and the welding roller support 421, which is close to the second frame body 12, is fixedly connected to one end of the A spring 424, an adjusting handle 425 for adjusting the height of the welding roller rotating shaft head 422 is arranged on the welding roller support 421, an ultrasonic welding table 426 is fixedly connected below the welding roller 423 on the second frame body 12, a welding gap is reserved between the ultrasonic welding table 426 and the welding roller 423, the second guide roller assembly 43 comprises a second guide roller support 431 fixedly connected on the second frame body 12, a second guide roller 432 is rotatably connected on the second guide roller support 431, the fancy roller assembly 44 comprises a fancy roller support 441 fixedly connected on the second frame body 12, a fancy roller 443 and a fancy roller cushion 442 are sequentially and longitudinally rotatably connected on the fancy roller support 441 towards the second frame body 12, the knife roller assembly 45 comprises a knife roller support 451 fixedly connected on the second frame body 12, a knife roller 452 and a knife roller cushion 453 are sequentially and longitudinally rotatably connected on the knife roller support 451 towards the second frame body 12, in the working process, after being output from the feeding mechanism 2, the mask fabric enters the welding roller assembly 42 through the first guide roller assembly 41 to be welded, the welded mask fabric is continuously conveyed to the pattern roller assembly 44 through the second guide roller assembly 43 to be pressed in the pattern shape, and the cutter roller assembly 45 cuts off redundant rim charge of the mask fabric, so that the structure is reasonable, and the forming effect is high.

As shown in fig. 8 and 9, on the basis of the above, the folding mechanism 5 includes a folding assembly 51 and a folding pressing assembly 52 sequentially disposed on the second frame 12, the folding assembly 51 includes a bottom plate 513 fixedly connected to the second frame 12 through a support frame 511, side plates 512 are fixedly connected to both sides of the bottom plate 513, the bottom plate 513 inclines upward toward the folding pressing assembly 52, a material guiding flap 514 connected to the bottom plate 513 is disposed at an end of the second frame 12 away from the folding pressing assembly 52, a material guiding roller 515 is rotatably connected to the material guiding flap 514, a pressing plate 516 is fixedly connected to a bottom surface of the side plate 512 parallel to the material guiding flap 514, a first folding corner plate 517 and a second folding corner plate 518 are disposed at an end of the bottom plate 513 close to the folding pressing assembly 52 parallel to two folding edges of the material guiding flap 514, the first folding corner plate 517 and the second folding corner plate 518 are respectively bent with a first folding face 5171 and a second folding face 5181 parallel to the bottom plate 513, a folding groove is formed between the first folding face 5171, the second folding face 5181 and the bottom plate 513, the width of the folding groove is larger than that of the pressing plate 516, the folding pressing assembly 52 comprises a gear pair structure for driving the folding pressing assembly to operate and a pressing roller support 522 fixedly connected to the second frame body 12, the pressing roller support 522 is longitudinally and rotatably connected with two pressing rollers 521, in the working process, mask fabric enters from the material guide roller 515 and is pre-folded towards the pressing plate 516 under the action force of the pressing plate 516, when the mask fabric enters the folding groove, the folding layer of the mask fabric is completely folded on the plane layer of the mask fabric under the action force of the first folding face 5171 and the second folding face 5181, and finally the folding pressing assembly 52 performs pressing welding.

As shown in fig. 10, on the basis of the above, the secondary hobbing mechanism 6 includes a gear pair structure for driving the secondary hobbing mechanism to operate and a secondary hobbing support 61 fixedly connected to the second frame 12, the secondary hobbing support 61 is respectively and longitudinally and rotatably connected with a secondary knife roll 62 and a secondary knife roll pad 63 towards the second frame 12, and the secondary hobbing mechanism 6 is used for cutting the mask fabric to form a final mask finished product without ear bands.

As shown in fig. 11, on the basis, the turning belt line mechanism 7 includes a belt line support 71 bridged between the secondary hobbing mechanism 6 and the ear belt welding mechanism 8, two belt lines 72 are disposed at two ends of the belt line support 71, a turning plate 73 is rotatably connected to the belt line support 71 between the two belt lines 72, a turning motor 74 is fixedly connected to one side of the belt line support 71, an output end of the turning motor 74 is in transmission connection with the turning plate 73, in the working process, a finished product of the mask without the ear belt is conveyed to the turning plate 73 by one belt line 72, and the turning plate 73 turns over one surface and conveys the finished product to the other belt line 72 for processing in the next process.

As shown in fig. 12-14, on the basis of the above, the ear belt welding mechanism 8 includes a mask conveying belt 81 disposed on the third frame body 13, the mask conveying belt 81 is provided with a plurality of mask jigs 82 adapted to the mask shape, the middle portion of the mask conveying belt 81 penetrates through the mask jigs 82 to form a mask pressing groove, an ear belt welding machine support 84 is fixedly connected to the third frame body 13 above the mask conveying belt 81, the ear belt welding machine support 84 includes a support 841 fixedly connected to the third frame body 13 and a top plate 842 fixedly connected to the support 841, a mask pressing bar 83 is fixedly connected to the top plate on the top plate 842 towards the mask pressing groove, the top surface of the top plate 842 is fixedly connected to a welding head cylinder support 85, the welding head cylinder 851 is fixedly connected to the welding head cylinder support 85, and the top plate 842 is provided with a welding head lifting groove, the welding head lifting groove is internally and slidably connected with a welding head lifting plate 852, one end of the welding head lifting plate 852 is fixedly connected with the output end of a welding head cylinder 851, the other end of the welding head lifting plate 852 is fixedly connected with a welding head 853, the welding head 853 is positioned at two sides of the mask conveying belt 81, an ear belt welding seat 854 is fixedly connected on the third frame body 13 below the welding head 853, a welding head groove is formed in the top surface of the ear belt welding seat 854, the welding head 853 can be lifted in the welding head groove, an ear belt welding groove is formed in one end, close to the mask conveying belt 81, of the welding seat, an ear belt feeding groove is formed in one end, far away from the mask conveying belt 81, of the ear belt welding seat 854, the welding head groove, the ear belt welding groove and the ear belt feeding groove are communicated with each other, and an ear belt rotating clamping jaw assembly, the earband rotating jaw assembly comprises a rotating jaw lifting groove which is formed in a top plate 842 and positioned outside a welding head lifting groove, a rotating jaw connecting plate 86 is connected in the rotating jaw lifting groove in a sliding manner towards a mask conveying belt 81, an abdicating groove for containing a welding head 853 is formed in the rotating jaw connecting plate 86, a cam motor support 862 is fixedly connected to the top plate 842, a cam motor 861 is fixedly connected to the cam motor support 862, a longitudinal driving block 863 is connected to the rotating jaw connecting plate 86 in a sliding manner on the cam motor support 862, the longitudinal driving block 863 is in transmission connection with an output shaft of the cam motor 861 through a cam structure, one end, far away from the cam motor 861, of the longitudinal driving block 863 is fixedly connected with the rotating jaw connecting plate 86 through a driving rod 864, and a jaw connector 866 is connected to the rotating jaw connecting plate 86 in, still set up rotating electrical machines 867 on the rotating jaw connecting plate 86, the output shaft of rotating electrical machines 867 passes through the pulley structure and is connected with the transmission of clamping jaw connector 866, the one end fixedly connected with clamping jaw cylinder that rotating electrical machines 867 was kept away from to clamping jaw connector 866, the output end of clamping jaw cylinder is provided with the clamping jaw 865 that is used for pressing from both sides the ear belt line, one side that lies in clamping jaw 865 on the rotating jaw connecting plate 86 is provided with the electric scissors 87 that is used for cutting the ear belt, the extension line mutually perpendicular of cutting opening and ear belt feed trough of electric scissors 87, in the course of the work, the gauze mask finished product that does not have the ear belt line in last process is carried one by one to gauze mask tool 82 and is fixed it by gauze mask layering 83, when the gauze mask carries to ear belt weld trough along with mask tool 83, cam motor 861 drives rotating connecting plate 86 and rises, rotating electrical machines 867 drives clamping jaw 865 and, at the moment, the ear straps are just positioned right above two sides of the mask, the cam motor 861 drives the rotary clamping jaw connecting plate 86 to descend to enable the ear straps on the clamping jaws 865 to be attached to the mask, the welding head cylinder 851 drives the welding head 853 to descend, the welding head 853 presses and welds the ear straps on the mask from the welding head groove, the cam motor 861 continues to drive the rotary clamping jaw connecting plate 86 to ascend, the rotary motor 867 drives the clamping jaws 865 to rotate for 90 degrees to align to the shearing opening of the electric scissors 87, the electric scissors 87 cut off redundant ear strap wires, and accordingly a mask finished product is obtained through processing.

On the basis, infrared sensors are arranged on the machine frame 1 above the feeding mechanism 2, the nose bridge strip pushing mechanism 3, the sheet beating mechanism 4, the edge folding mechanism 5, the secondary rolling cutting mechanism 6 and the ear band welding mechanism 8 and are electrically connected with the controller, a touch display screen is further arranged on the machine frame 1 and is electrically connected with the controller, and once foreign matters or materials are damaged at one step, error information can be displayed on the touch display screen through the arrangement of the infrared sensors and the touch display screen.

The basic working principle is as follows: in the using process, the mask fabric is placed on the feeding mechanism 2 and conveyed to the position below the nose bridge strip pushing mechanism 3, the nose bridge strip is pushed onto the mask fabric by the nose bridge strip pushing mechanism 3, the mask fabric is conveyed by the first guide roller assembly 41 to enter the welding roller assembly 42 on the sheeting mechanism 4 for welding, the welded mask fabric is conveyed to the flower roller assembly 44 by the second guide roller assembly 43 for pressing in a pattern shape, the redundant rim charge of the mask fabric is cut off by the knife roller assembly 45, then the mask is turned over by the belt line overturning mechanism 7 and conveyed to the mask jig 82, the mask jig 82 conveys the mask to the ear belt welding mechanism 8 for ear belt welding, finally, the mask finished product is output by the blanking line 972, the whole process is controlled by the controller, the production process is standard, the quality is stable, the production efficiency can be greatly improved, and the infrared sensor is arranged on the frame 1 from the feeding step to the step of finished product output, once foreign matters or materials are damaged in one step, the automatic alarm device stops the machine, and the defective rate of the mask is greatly reduced.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a full-automatic gauze mask machine of willow leaf type, includes frame (1), its characterized in that: the mask edge folding and conveying device is characterized in that a feeding mechanism (2) used for conveying mask fabric, a nose bridge strip pushing mechanism (3) used for inserting a nose bridge strip, a piece beating mechanism (4) used for welding and cutting mask fabric in a pressing mode, a folding mechanism (5) used for shaping mask edges, a secondary rolling and cutting mechanism (6) used for cutting and pressing the mask in a secondary shape, an ear band welding mechanism (8) used for welding ear bands on the mask and a blanking belt line (9) used for outputting mask finished products are sequentially arranged on the rack (1), a turnover belt line mechanism (7) used for turning over the mask is bridged between the secondary rolling and cutting mechanism (6) and the ear band welding mechanism (8), a controller is further arranged on the rack (1), and the nose bridge strip pushing mechanism (3), the piece beating mechanism (4), the folding mechanism (5), the secondary rolling and cutting mechanism (6), the turnover belt line mechanism (7), The ear belt welding mechanism (8) and the blanking belt line (9) are electrically connected with the controller.

2. The willow leaf type full-automatic mask machine according to claim 1, characterized in that: frame (1) includes first support body (11), second support body (12) and third support body (13), feed mechanism (2) set up on first support body (11), nose bridge strip push mechanism (3), make piece mechanism (4), hem mechanism (5) and secondary hobbing machine construct (6) and set up on second support body (12), ear area welding mechanism (8) and unloading belt line (9) set up on third support body (13).

3. The willow leaf type full-automatic mask machine according to claim 2, wherein the mask machine comprises: feed mechanism (2) including rotate connect on first support body (11) be used for placing a plurality of hanging material pole (21) of material book and be close to one side setting that second support body (12) are used for gauze mask surface fabric on first support body (11) subassembly (22) of reforming that rectifies, reform subassembly (22) including rotate a plurality of transfer roller (221) of connection on first support body (11), a plurality of transfer roller (221) constitute a transport face, are located the transport face top axis direction sliding connection along transfer roller (221) on first support body (11) has stopper (222), stopper (222) are close to the one end of transport face and have been seted up the spacing groove, threaded connection has adjusting bolt (223) that are used for fixed stopper (222) on stopper (222), transport face and stopper (222) set up to a plurality of groups along vertically, lie in first support body (11) between transfer roller (221) and second support body (12) and a plurality of groups transport face A plurality of supporting rods (224) are fixedly connected in a one-to-one correspondence manner, and scraping plates (225) are fixedly connected to the extension surfaces of the supporting rods (224) facing the conveying surface.

4. The willow leaf type full-automatic mask machine according to claim 2, wherein the mask machine comprises: the nose bridge strip pushing mechanism (3) comprises a nose bridge strip support (31) fixedly connected to the second frame body (12) and a gear pair structure (32) used for driving the nose bridge strip pushing mechanism (3) to operate, a nose bridge strip driving roller (33) is connected to the nose bridge strip support (31) in a rotating mode, a nose bridge strip driven roller (34) is connected to the nose bridge strip support (31) below the nose bridge strip driving roller (33) in a rotating mode, a material clamping gap is reserved between the nose bridge strip driving roller (33) and the nose bridge strip driven roller (34), a nose bridge strip conveying plate (35) is fixedly connected to the nose bridge strip support (31) and located between the nose bridge strip driving roller (33) and the nose bridge strip driven roller (34), a yielding groove is formed in the nose bridge strip conveying plate (35) and faces the material clamping gap, a nose bridge strip conveying groove (351) is formed in the nose bridge strip conveying plate (35), one side that lies in bridge of the nose strip defeated material board (35) on second support body (12) is rotated and is connected with bridge of the nose strip cutter shaft (36), the below that lies in bridge of the nose strip cutter shaft (36) on second support body (12) is rotated and is connected with bridge of the nose strip cutter shaft (37), the one end that is close to mechanism (4) of beating on second support body (12) is provided with and is used for accepting bridge of the nose strip (38) after bridge of the nose strip cutter shaft (36) is cut off, accept piece (38) including being close to bridge of the nose strip defeated material board (35) one end setting connect material mouth (381) and keeping away from opening (382) that connect material mouth (381) one end to set up.

5. The willow leaf type full-automatic mask machine according to claim 2, wherein the mask machine comprises: the flaking mechanism (4) comprises a first guide roller assembly (41), a welding roller assembly (42), a second guide roller assembly (43), a flower roller assembly (44), a knife roller assembly (45) and a gear pair structure for driving the welding roller assembly (42), the flower roller assembly (44) and the knife roller assembly (45) to operate, which are sequentially arranged on a second frame body (12), the first guide roller assembly (41) comprises a first guide roller support (411) fixedly connected on the second frame body (12) and a first guide roller (412) rotatably connected on the first guide roller support (411), the welding roller assembly (42) comprises a welding roller support (421) fixedly connected on the second frame body (12), longitudinal sliding grooves (4211) are formed in two sides of the welding roller support (421), and a welding roller rotating shaft head (422) is slidably connected in the longitudinal sliding grooves (4211), the welding roller rotating shaft head (422) is rotatably connected with a welding roller (423), one end of the welding roller rotating shaft head (422) and the welding roller support (421) are close to one end of a second frame body (12) and fixedly connected with a spring (424), the welding roller support (421) is provided with an adjusting handle (425) for adjusting the height of the welding roller rotating shaft head (422), the second frame body (12) is fixedly connected with an ultrasonic welding table (426) below the welding roller (423), a welding gap is reserved between the ultrasonic welding table (426) and the welding roller (423), the second guide roller assembly (43) comprises a second guide roller support (431) fixedly connected onto the second frame body (12), the second guide roller support (431) is rotatably connected with a second guide roller (432), the roller assembly (44) comprises a roller bearing (441) fixedly connected onto the second frame body (12), the upper portion of the fancy roller support (441) is sequentially and longitudinally rotatably connected with a fancy roller (443) and a fancy roller cushion roller (442) towards the second frame body (12), the knife roller assembly (45) comprises a knife roller support (451) fixedly connected to the second frame body (12), and the upper portion of the knife roller support (451) is sequentially and longitudinally rotatably connected with a knife roller (452) and a knife roller cushion roller (453) towards the second frame body (12).

6. The willow leaf type full-automatic mask machine according to claim 2, wherein the mask machine comprises: the folding mechanism (5) comprises a folding assembly (51) and a folding pressing assembly (52) which are sequentially arranged on a second frame body (12), the folding assembly (51) comprises a bottom plate (513) fixedly connected to the second frame body (12) through a support frame (511), two sides of the bottom plate (513) are fixedly connected with side plates (512), the bottom plate (513) inclines upwards towards the folding pressing assembly (52), one end, far away from the folding pressing assembly (52), of the second frame body (12) is provided with a guide folding plate (514) connected with the bottom plate (513), the guide folding plate (514) is rotatably connected with a guide roller (515), a pressing plate (516) is fixedly connected to the bottom surface, parallel to the guide folding plate (514), of the bottom plate (512), one end, close to the folding pressing assembly (52), parallel to two folding edges of the guide folding plate (514) is provided with a first folding edge (517) and a second folding edge (518), a hem scute (517) and second hem scute (518) are buckled respectively and are had first folded surface (5171) and second folded surface (5181) parallel with bottom plate (513), form the hem groove between first folded surface (5171) and second folded surface (5181) and bottom plate (513), the width in hem groove is greater than the width of clamp plate (516), hem pressfitting components (52) are including being used for driving its moving gear pair structure and compression roller support (522) of fixed connection on second support body (12), vertical rotation is connected with two compression rollers (521) on compression roller support (522).

7. The willow leaf type full-automatic mask machine according to claim 2, wherein the mask machine comprises: secondary hobbing mechanism (6) is including being used for driving its moving gear pair structure and secondary hobbing support (61) of fixed connection on second support body (12), on secondary hobbing support (61) towards second support body (12) respectively vertical rotation be connected with secondary rotor (62) and secondary rotor pad (63).

8. The willow leaf type full-automatic mask machine according to claim 1, characterized in that: upset belt line mechanism (7) are including bridging belt line support (71) between secondary hobbing mechanism (6) and ear area welding mechanism (8), the both ends of belt line support (71) are provided with two belt lines (72), are located between two belt lines (72) it is connected with returning face plate (73) to rotate on belt line support (71), one side fixedly connected with upset motor (74) of belt line support (71), the output and the returning face plate (73) transmission of upset motor (74) are connected.

9. The willow leaf type full-automatic mask machine according to claim 2, wherein the mask machine comprises: the ear belt welding mechanism (8) comprises a mask conveying belt (81) arranged on a third frame body (13), a plurality of mask jigs (82) matched with the mask in shape are arranged on the mask conveying belt (81), a mask pressure groove is formed in the middle of the mask conveying belt (81) in a penetrating mode through the mask jigs (82), an ear belt welding machine support (84) is fixedly connected to the upper portion of the mask conveying belt (81) on the third frame body (13), the ear belt welding machine support (84) comprises a support pillar (841) fixedly connected to the third frame body (13) and a top plate (842) fixedly connected to the support pillar (841), a mask pressure groove fixedly connected to the top plate (842) is provided with a mask pressure strip (83), the top surface of the top plate (842) is fixedly connected with a welding head cylinder support (85), and a welding head cylinder (851) is fixedly connected to the welding head cylinder support (85), the mask conveying belt structure is characterized in that a welding head lifting groove is formed in the top plate (842), a welding head lifting plate (852) is connected in the welding head lifting groove in a sliding mode, one end of the welding head lifting plate (852) is fixedly connected with the output end of a welding head cylinder (851), the other end of the welding head lifting plate (852) is fixedly connected with a welding head (853), the welding head (853) is located on two sides of the mask conveying belt (81), the welding head (853) is located below the welding head (853), an ear belt welding seat (854) is fixedly connected onto the third frame body (13), a welding head groove is formed in the top surface of the ear belt welding seat (854), the welding head (853) can lift in the welding head groove, the ear belt welding groove is formed in one end, close to the mask conveying belt (81), of the ear belt welding seat (854), the ear belt feeding groove is formed in one, Ear strap welding slot and ear strap feeding slot communicate with each other, are located ear strap feeding slot one side be provided with the rotatory clamping jaw subassembly of ear strap on roof (842), the rotatory clamping jaw subassembly of ear strap is including offering the rotatory clamping jaw lifting slot that is located the soldered connection lifting slot outside on roof (842), towards gauze mask conveyer belt (81) sliding connection has rotatory clamping jaw connecting plate (86) in the rotatory clamping jaw lifting slot, offer the groove of stepping down that is used for holding soldered connection (853) on rotatory clamping jaw connecting plate (86), fixedly connected with cam motor support (862) on roof (842), fixedly connected with cam motor (861) on cam motor support (862), go up to rotatory clamping jaw connecting plate (86) sliding connection on cam motor support (862) has vertical drive block (863), vertical drive block (863) is through the output shaft transmission of cam structure and cam motor (861), one end of the longitudinal driving block (863) far away from the cam motor (861) is fixedly connected with the rotary clamping jaw connecting plate (86) through a driving rod (864), the rotary clamping jaw connecting plate (86) is rotatably connected with a clamping jaw connecting head (866), the rotating clamping jaw connecting plate (86) is also provided with a rotating motor (867), an output shaft of the rotating motor (867) is in transmission connection with the clamping jaw connecting head (866) through a belt pulley structure, one end of the clamping jaw connector (866) far away from the rotating motor (867) is fixedly connected with a clamping jaw cylinder, the output end of the clamping jaw cylinder is provided with a clamping jaw (865) used for clamping an ear belt line, one side of the rotary clamping jaw connecting plate (86) positioned on the clamping jaw (865) is provided with an electric scissors (87) used for cutting off an ear belt, the shearing opening of the electric scissors (87) is perpendicular to the extension line of the ear belt feeding trough.

10. The willow leaf type full-automatic mask machine according to claim 1, characterized in that: the automatic nose bridge piece feeding device is characterized in that infrared sensors are arranged above the frame (1) and located above the feeding mechanism (2), the nose bridge piece pushing mechanism (3), the piece beating mechanism (4), the edge folding mechanism (5), the secondary hobbing mechanism (6) and the ear band welding mechanism (8), and the infrared sensors are electrically connected with the controller.