CN212171353U - Gauze mask taping machine - Google Patents

Gauze mask taping machine Download PDF

Info

Publication number
CN212171353U
CN212171353U CN202020593870.5U CN202020593870U CN212171353U CN 212171353 U CN212171353 U CN 212171353U CN 202020593870 U CN202020593870 U CN 202020593870U CN 212171353 U CN212171353 U CN 212171353U
Authority
CN
China
Prior art keywords
welding
mask
feeding
roller
cutting
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN202020593870.5U
Other languages
Chinese (zh)
Inventor
郑才福
邓志平
许功元
杜义贤
陈德
丁昌鹏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Guangdong Lyric Robot Automation Co Ltd
Original Assignee
Guangdong Lyric Robot Intelligent Automation Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Guangdong Lyric Robot Intelligent Automation Co Ltd filed Critical Guangdong Lyric Robot Intelligent Automation Co Ltd
Priority to CN202020593870.5U priority Critical patent/CN212171353U/en
Application granted granted Critical
Publication of CN212171353U publication Critical patent/CN212171353U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Landscapes

  • Respiratory Apparatuses And Protective Means (AREA)

Abstract

The utility model discloses a gauze mask taping machine, it includes: the device comprises a mounting frame, a feeding mechanism, a flanging mechanism, a welding mechanism, a conveying mechanism and a cutting mechanism; the feeding mechanism, the edge folding mechanism, the welding mechanism, the conveying mechanism and the cutting mechanism are arranged on the mounting frame; the edge folding mechanism is positioned on the moving path of the edge-wrapping cloth; the welding mechanism faces the discharge end of the edge folding mechanism; the conveying mechanism is positioned on the moving path of the mask; the cutting mechanism is positioned on the moving path of the mask. The utility model discloses a gauze mask taping machine passes through feed mechanism, hem mechanism, welding mechanism, transport mechanism and cuts the mechanism and mutually supports, realizes the automatic processing of borduring to the gauze mask, has guaranteed the travelling comfort when wearing and the fastness of ear area, and the process velocity is fast, and production efficiency is high, is difficult for appearing wrong welding, leaks quality problems such as welding, and whole process need not artifical the participation, has eliminated the potential safety hazard that the staff can be scalded in the welding.

Description

Gauze mask taping machine
Technical Field
The utility model relates to a gauze mask production technical field specifically, relates to a gauze mask taping machine.
Background
The mask is a sanitary article, generally refers to a device which is worn at the mouth and nose part and used for filtering air entering the mouth and nose so as to prevent harmful gas, smell and spray from entering and exiting the mouth and nose of a wearer, and is made of gauze or paper and the like. In order to improve the comfortableness of the mask when the mask is worn and the firmness of the ear belt, the mask is usually subjected to edge covering treatment, at present, the edge covering of the mask is generally performed manually by workers, the labor intensity is high, the speed is low, the production efficiency is low, quality problems such as wrong welding, missing welding and the like can occur, even hands of people are scalded, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
To prior art's not enough, the utility model discloses a gauze mask taping machine, it includes: the device comprises a mounting frame, a feeding mechanism, a flanging mechanism, a welding mechanism, a conveying mechanism and a cutting mechanism; the feeding mechanism, the edge folding mechanism, the welding mechanism, the conveying mechanism and the cutting mechanism are arranged on the mounting frame; the edge folding mechanism is positioned on the moving path of the edge-wrapping cloth; the welding mechanism faces the discharge end of the edge folding mechanism; the conveying mechanism is positioned on the moving path of the mask; the cutting mechanism is positioned on the moving path of the mask;
the feeding mechanism conveys the edge covering cloth to a station of the edge folding mechanism to carry out edge folding processing, the welding mechanism welds the edge covering cloth to a preset position of the mask, and the conveying mechanism conveys the mask to the station of the cutting mechanism to cut redundant edge covering cloth.
According to an embodiment of the present invention, the feeding mechanism includes a tray mounting roller, a feeding driving member, a feeding driving wheel, a feeding driven wheel, and a belt feeding roller; the material tray mounting roller is used for mounting the edge-wrapping material tray; the feeding driving roller is arranged opposite to the feeding driven wheel and is connected with the output end of the feeding driving piece; the tape moving roller is arranged on the mounting frame, and the edge-covering cloth is wound on the tape moving roller.
According to an embodiment of the present invention, the feeding mechanism further comprises a tension roller; the tensioning roller is arranged on the mounting frame; the tensioning roller can properly adjust the tensioning degree of the edge-covering cloth in the feeding process so as to ensure the normal feeding of the edge-covering cloth and avoid slipping.
According to an embodiment of the present invention, the folding mechanism includes a folding member; the edge folding piece is located on a moving path of the edge covering cloth and carries out edge folding treatment on the edge covering cloth so as to facilitate edge covering of the edge of the mask.
According to an embodiment of the present invention, the above-mentioned edge folding mechanism further comprises a limiting plate; the limiting plate sets up in the discharge end of hem spare, and the limiting plate is spacing to the cloth of borduring after the hem, avoids the cloth of borduring after the hem to take place to bounce-back, influences follow-up welded accuracy.
According to an embodiment of the present invention, the welding mechanism includes a welding base, a welding head and a welding driving member; the welding seat is arranged opposite to the welding head; the output end of the welding driving piece is connected with the welding head.
According to an embodiment of the present invention, the conveying mechanism includes a conveying driving member, a conveying driving roller, and a conveying driven roller; the conveying driving roller and the conveying driven roller are arranged oppositely; the transmission driving roller is connected with the output end of the transmission driving piece.
According to an embodiment of the present invention, the cutting mechanism includes a cutting driving member and a cutting knife; the cutting knife is connected with the output end of the cutting driving piece.
According to an embodiment of the present invention, the above-mentioned mask taping machine further comprises a waste collecting mechanism; the feeding end of the waste collecting mechanism faces the cutting mechanism; the waste collecting mechanism collects waste materials cut by the cutting mechanism to ensure that the equipment is clean and tidy.
According to an embodiment of the present invention, the waste collecting mechanism includes a waste feeding pipe, a waste passage, and a waste collecting box; the feeding end of the waste channel faces the discharging end of the waste feeding pipe; the waste collecting box is positioned at the discharge end of the waste channel.
The utility model has the advantages that: the utility model discloses a gauze mask taping machine passes through feed mechanism, hem mechanism, welding mechanism, transport mechanism and cuts the mechanism and mutually supports, realizes the automatic processing of borduring to the gauze mask, has guaranteed the travelling comfort when wearing and the fastness of ear area, and the process velocity is fast, and production efficiency is high, is difficult for appearing wrong welding, leaks quality problems such as welding, and whole process need not artifical the participation, has eliminated the potential safety hazard that the staff can be scalded in the welding.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic structural view of a mask taping machine according to an embodiment of the present invention;
fig. 2 is another schematic structural view of the mask taping machine according to the embodiment of the present invention;
fig. 3 is another schematic structural view of a mask taping machine according to an embodiment of the present invention;
fig. 4 is a schematic view of another structure of the mask taping machine according to the embodiment of the present invention;
FIG. 5 is a schematic structural view of a folding mechanism in an embodiment of the present invention;
fig. 6 is a schematic structural view of a hem member in an embodiment of the present invention;
fig. 7 is a schematic structural view of a cutting mechanism in an embodiment of the present invention.
Description of reference numerals:
1. a mounting frame; 2. a feeding mechanism; 21. a material tray mounting roller; 22. a feeding driving member; 23. a feeding driving wheel; 24. a feeding driven wheel; 25. a belt feeding roller; 26. a tension roller; 3. a flanging mechanism; 31. a hemmer; 311. a hem part; 32. a limiting plate; 321. a limiting step; 4. a welding mechanism; 41. welding a base; 42. a welding head; 43. welding a driving piece; 44. a heat sink; 5. a transport mechanism; 51. a transfer drive; 52. a transfer drive roller; 53. a conveying driven roller; 6. a cutting mechanism; 61. cutting a driving piece; 62. cutting knife; 7. a waste collection mechanism; 71. a waste feed tube; 72. a waste channel; 73. a waste collection box.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
It should be noted that all the directional indicators (such as upper, lower, left, right, front and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified in conjunction with the accompanying drawings as follows:
referring to fig. 1, 2, 3 and 4, fig. 1 is a schematic structural view of a mask taping machine according to an embodiment of the present invention; fig. 2 is another schematic structural view of the mask taping machine according to the embodiment of the present invention; fig. 3 is another schematic structural view of a mask taping machine according to an embodiment of the present invention; fig. 4 is a schematic view of another structure of the mask taping machine according to the embodiment of the present invention. As shown in the figure, the mask taping machine of the application comprises an installation frame 1, a feeding mechanism 2, a flanging mechanism 3, a welding mechanism 4, a conveying mechanism 5, a cutting mechanism 6 and a waste collecting mechanism 7. The feeding mechanism 2, the edge folding mechanism 3, the welding mechanism 4, the conveying mechanism 5 and the cutting mechanism 6 are all arranged on the mounting frame 1. The hemming mechanism 3 is located on the feeding path of the feeding mechanism 2. The welding mechanism 4 faces the discharge end of the hemming mechanism 3. The transfer mechanism 5 is located on a moving path of the mask. The cutting mechanism 6 is located on the conveying path of the conveying mechanism 5. During specific application, the feeding mechanism 2 conveys the edge covering cloth to the station of the edge covering mechanism 3 for edge folding treatment, the edge covering cloth after the edge folding treatment is welded to the preset position of the mask by the welding mechanism 4, after welding is completed, the conveying mechanism 5 conveys the mask welded with the edge covering cloth to the station of the cutting mechanism 6 for cutting, the cutting mechanism 6 cuts off redundant edge covering cloth, the cut waste materials are collected by the waste material collecting mechanism 7, and the obtained product is collected by a manipulator or a worker.
Further, the feeding mechanism 2 includes a tray installation roller 21, a feeding driving member 22, a feeding driving wheel 23, a feeding driven wheel 24, and a plurality of belt feeding rollers 25. The material tray mounting roller 21 is rotatably arranged on the mounting frame 1, and the material tray mounting roller 21 is used for mounting a wrapping cloth tray. The feeding driving member 22 is disposed on the mounting frame 1, and the feeding driving member 22 is a motor. The feeding driving wheel 23 and the feeding driven wheel 24 are arranged on the mounting frame 1 oppositely, and the feeding driving wheel 23 is connected with the output end of the feeding driving piece 22. A plurality of belt running rollers 25 are rotatably arranged on the mounting frame 1. During specific application, the one end of the cloth of borduring is passed between follow driving wheel 24 by material loading action wheel 23 and material loading, and the duplex winding is located a plurality of tape transport rollers 25, and material loading driving piece 22 produces drive power and drives material loading action wheel 23 and rotate, and material loading action wheel 23 drives the material loading and rotates from driving wheel 24, and the two rotates relatively to realize the transfer of the cloth of borduring, along with the continuous drive of material loading driving piece 22, the cloth of borduring is transferred to the station of hem mechanism 3.
Preferably, the feeding mechanism 2 further comprises a tension roller 26. The tension roller 26 is rotatably provided to the mounting frame 1. In the hemming material feeding process, the tensioning roller 26 can adjust the tensioning degree of the hemming material. In this embodiment, the position of tensioning roller 26 can be adjusted according to actual need, and it can slide on mounting bracket 1 to lock in required position through fastening nut, carry out suitable regulation to the tensioning degree of the cloth of borduring to realize feed mechanism 2 material loading in-process.
Referring to fig. 5 and 6, fig. 5 is a schematic structural view of the folding mechanism 3 according to the embodiment of the present invention; fig. 6 is a schematic structural diagram of the hemmer 31 in an embodiment of the present invention. As shown, the hemming mechanism 3 includes a hemming member 31. Hem piece 31 sets up in mounting bracket 1, and hem piece 31 is located feed mechanism 2's transfer path, and the cloth of borduring passes hem piece 31, and hem piece 31 has hem portion 311, and hem portion 311 carries out the hem to the cloth of borduring and handles to in borduring the gauze mask.
Preferably, the hemming mechanism 3 further includes a stopper plate 32. Limiting plate 32 is located the discharge end of hem piece 31, and limiting plate 32 has spacing halfpace 321, and when the cloth of borduring after the hem is handled removed to corresponding limiting plate 32, spacing halfpace 321 carries on spacingly to the cloth of borduring after the hem is handled, prevents that the cloth of borduring from rebounding and changing into the non-hem state.
Referring back to fig. 3 and 4, the welding mechanism 4 includes an anvil 41, a welding head 42, and a welding drive 43. The welding seat 41 is fixedly arranged on the mounting frame 1. The horn 42 is disposed opposite the anvil 41. The welding driving member 43 is disposed on the mounting frame 1, the output end of the welding driving member 43 is connected to the welding head 42, and the welding driving member 43 is an air cylinder. After the mask wrapped with the edge-wrapping cloth moves to the station of the welding mechanism 4, the welding seat 41 supports the part to be welded, the welding driving part 43 drives the welding head 42 to approach the welding seat 41, and the welding head 42 is matched with the welding seat 41 to weld the edge-wrapping cloth at the preset position of the mask.
Preferably, the welding mechanism 4 further comprises a heat sink 44. The radiator 44 is arranged on the mounting rack 1, and the radiator 44 can evacuate heat generated in the welding process of the welding mechanism 4, so that damage to products or other parts due to overhigh temperature is prevented.
Referring back to fig. 3, the conveyance mechanism 5 includes a conveyance driving member 51, a conveyance driving roller 52, and a conveyance driven roller 53. The transmission driving member 51 is disposed on the mounting frame 1, and the transmission driving member 51 is a motor. The conveying driving roller 52 and the conveying driven roller 53 are oppositely arranged on the mounting frame 1, and the conveying driving roller 52 is connected with the output end of the conveying driving element 51. The conveying driving element 51 generates a driving force to drive the conveying driving roller 52 to rotate, the conveying driving roller 52 drives the conveying driven roller 53 to rotate, and the conveying driving roller 52 and the conveying driven roller rotate relatively, so that the welded mask is conveyed to a station of the cutting mechanism 6.
Referring to fig. 7, fig. 7 is a schematic structural diagram of the cutting mechanism 6 according to the embodiment of the present invention. As shown in the figure, the cutting mechanism 6 includes a cutting driving member 61 and a cutting blade 62. The cutting driving member 61 is disposed on the mounting frame 1, and the cutting driving member 61 is a cylinder. One end of the cutting knife 62 is rotatably arranged on the mounting frame 1 through a pin, and the other end of the cutting knife 62 is connected with the output end of the cutting driving piece 61. After the conveying mechanism 5 conveys the mask to the station of the cutting mechanism 6, the cutting driving piece 61 drives the cutting knife 62 to rotate in the direction close to the mask by taking the pin as the axial direction, so that redundant edge wrapping cloth on the mask is cut off.
Referring again to fig. 2, the waste collection mechanism 7 includes a waste feed pipe 71, a waste passage 72, and a waste collection tank 73. A waste feed pipe 71 is provided to the mount 1, and one end of the waste feed pipe 71 faces the cutting mechanism 6. The inlet opening of the waste channel 72 faces the other end of the waste feed pipe 71. A waste collection bin 73 is located at the discharge end of the waste channel 72. The cut waste material sequentially passes through the waste material feeding pipe 71 and the waste material passage 72 and falls into the waste material collection tank 73, so that the tidiness of the equipment is ensured.
In the embodiment, the number of the feeding mechanism 2, the folding mechanism 3, the welding mechanism 4, the conveying mechanism 5 and the cutting mechanism 6 is two, so that the processing on two sides of the mask can be realized at the same time, and the production efficiency is improved.
When the automatic control device is used, the feeding mechanism 2, the welding mechanism 4, the conveying mechanism 5 and the cutting mechanism 6 are all electrically connected with a control system of the mask edge covering machine, and the control system of the mask edge covering machine controls the feeding mechanism 2, the welding mechanism 4, the conveying mechanism 5 and the cutting mechanism 6 to be actuated, so that the automatic control effect of the mask edge covering machine is achieved. Of course, the control system of the mask taping machine may be any one of an industrial personal computer, a PLC or a single chip microcomputer, and will not be described herein.
To sum up, in the utility model discloses an among the one or more embodiments, the utility model discloses a gauze mask taping machine passes through feed mechanism 2, hem mechanism 3, welding mechanism 4, transport mechanism 5 and cuts mechanism 6 and mutually supports, realizes the automatic processing of borduring to the gauze mask, has guaranteed the travelling comfort when wearing and the fastness of ear area, and process velocity is fast, and production efficiency is high, is difficult for appearing the wrong welding, leaks quality problems such as welding, and whole process need not artifical the participation, has eliminated the welding and can scald the potential safety hazard of staff.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, or improvement made by the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims (10)

1. A mask taping machine, comprising: the automatic edge folding machine comprises a mounting frame (1), a feeding mechanism (2), an edge folding mechanism (3), a welding mechanism (4), a conveying mechanism (5) and a cutting mechanism (6); the feeding mechanism (2), the edge folding mechanism (3), the welding mechanism (4), the conveying mechanism (5) and the cutting mechanism (6) are all arranged on the mounting frame (1); the edge folding mechanism (3) is positioned on the moving path of the edge-wrapping cloth; the welding mechanism (4) faces the discharge end of the edge folding mechanism (3); the conveying mechanism (5) is positioned on a moving path of the mask; the cutting mechanism (6) is positioned on the moving path of the mask;
the device comprises a feeding mechanism (2), a folding mechanism (3), a welding mechanism (4), a cutting mechanism (6), a conveying mechanism (5) and a welding mechanism, wherein the feeding mechanism (2) conveys a bound cloth to a station of the folding mechanism (3) to carry out folding processing, the welding mechanism (4) welds the bound cloth to a preset position of a mask, and the conveying mechanism conveys the mask to the station of the cutting mechanism (6) to cut redundant bound cloth.
2. The mask taping machine according to claim 1, wherein the feeding mechanism (2) comprises a tray mounting roller (21), a feeding driving member (22), a feeding driving wheel (23), a feeding driven wheel (24) and a belt running roller (25); the material tray mounting roller (21) is used for mounting a wrapping cloth tray; the feeding driving roller is arranged opposite to the feeding driven wheel (24), and is connected with the output end of the feeding driving piece (22); the belt walking roller (25) is arranged on the mounting frame (1), and the edge-covering cloth is wound on the belt walking roller (25).
3. The mask taping machine according to claim 2, wherein the feed mechanism (2) further comprises a tension roller (26); the tensioning roller (26) is arranged on the mounting frame (1).
4. Mask taping machine according to claim 1, characterized in that the hemming mechanism (3) comprises a hemming piece (31); the hemming piece (31) is located on a moving path of the edge-covered cloth, and the hemming piece (31) performs hemming treatment on the edge-covered cloth.
5. The mask taping machine according to claim 4, wherein the hemming mechanism (3) further comprises a stopper plate (32); the limiting plate (32) is arranged at the discharge end of the flanging piece (31), and the limiting plate (32) limits the flanged edge-wrapped cloth.
6. The mask taping machine according to claim 1, wherein the welding mechanism (4) comprises an anvil (41), a welding head (42) and a welding driving member (43); the welding seat (41) is arranged opposite to the welding head (42); the output end of the welding driving piece (43) is connected with the welding head (42).
7. The mask taping machine according to claim 1, wherein the transfer mechanism (5) comprises a transfer driving member (51), a transfer driving roller (52) and a transfer driven roller (53); the conveying drive roller (52) is arranged opposite to the conveying driven roller (53); the conveying driving roller (52) is connected with the output end of the conveying driving piece (51).
8. The mask taping machine according to claim 1, wherein the cutting mechanism (6) comprises a cutting driving member (61) and a cutting blade (62); the cutting knife (62) is connected with the output end of the cutting driving piece (61).
9. The mask taping machine according to claim 1, further comprising a waste collection mechanism (7); the feeding end surface of the waste collecting mechanism (7) faces the cutting mechanism (6).
10. The mask taping machine according to claim 9, wherein the scrap collecting mechanism (7) comprises a scrap feeding pipe (71), a scrap passage (72) and a scrap collecting box (73); the feed end of the waste channel (72) faces the discharge end of the waste feed pipe (71); the waste collection box (73) is positioned at the discharge end of the waste channel (72).
CN202020593870.5U 2020-04-20 2020-04-20 Gauze mask taping machine Expired - Fee Related CN212171353U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020593870.5U CN212171353U (en) 2020-04-20 2020-04-20 Gauze mask taping machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020593870.5U CN212171353U (en) 2020-04-20 2020-04-20 Gauze mask taping machine

Publications (1)

Publication Number Publication Date
CN212171353U true CN212171353U (en) 2020-12-18

Family

ID=73766761

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202020593870.5U Expired - Fee Related CN212171353U (en) 2020-04-20 2020-04-20 Gauze mask taping machine

Country Status (1)

Country Link
CN (1) CN212171353U (en)

Similar Documents

Publication Publication Date Title
CN104872866B (en) A kind of automatic folding breathing mask machine
CN204763521U (en) Full -automatic folding gauze mask machine
CN109043698B (en) High-speed folding mask machine
CN212036220U (en) Full-automatic mask forming production line
US5436423A (en) Method and apparatus for continuously cutting parts from a coil of sheet metal
CN111616455A (en) Mask production line and mask production method
CN212171353U (en) Gauze mask taping machine
CN108451079A (en) Full-automatic three-dimensional mask manufacturing device
CN210407176U (en) Gauze mask bandage machine
CN112060595A (en) Mask piece production process and mask piece production line
CN112315068A (en) Folding mask production line
CN111802738A (en) Full-automatic high-efficiency mask machine
CN214386190U (en) Full-automatic production line for plane masks
CN212242191U (en) Novel mask ear band machine
CN212889028U (en) Mask machine
EP0468932B1 (en) A device for the separation of bags or finished items, pre-cut and formed by a thermal or high frequency welding process, from one or more continuous strips of heat-sealable plastic film
CN212422210U (en) Mask piece production line
CN212555084U (en) Edge sealing mechanism for reinforcing ear belts of gauze mask
CN212345499U (en) Full-automatic folding mask machine
CN212826892U (en) KN95 gauze mask high-efficient forming device
CN215455712U (en) Foldable gauze mask continuous production all-in-one
CN112109332A (en) Automatic change plane gauze mask ear tape unit that possesses folding function
CN214071979U (en) Integrative apparatus for producing of intelligence of gauze mask
CN217777814U (en) Plane lip language mask machine
CN213353603U (en) Mask sheet making machine

Legal Events

Date Code Title Description
GR01 Patent grant
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20201218