CN211747146U - Mask production equipment without ear belt - Google Patents
Mask production equipment without ear belt Download PDFInfo
- Publication number
- CN211747146U CN211747146U CN202020169801.1U CN202020169801U CN211747146U CN 211747146 U CN211747146 U CN 211747146U CN 202020169801 U CN202020169801 U CN 202020169801U CN 211747146 U CN211747146 U CN 211747146U
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- fabric layer
- mask
- nonwoven fabric
- discharging
- earless
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 56
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 93
- 238000007599 discharging Methods 0.000 claims abstract description 74
- 238000003825 pressing Methods 0.000 claims abstract description 47
- 238000005520 cutting process Methods 0.000 claims description 31
- 239000000463 material Substances 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 5
- 239000012943 hotmelt Substances 0.000 claims description 4
- 238000004080 punching Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 8
- 239000010410 layer Substances 0.000 description 82
- 239000004744 fabric Substances 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 210000005069 ears Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 239000004750 melt-blown nonwoven Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 229920002334 Spandex Polymers 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000003475 lamination Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 239000004759 spandex Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 206010003497 Asphyxia Diseases 0.000 description 1
- 208000035473 Communicable disease Diseases 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000013013 elastic material Substances 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000009957 hemming Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 210000004072 lung Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000005871 repellent Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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Abstract
The utility model discloses a production device of a mask without earrings, which comprises a first discharging device, a second discharging device and a pressing device, and also comprises a fourth discharging device and a hole forming device; the first discharging device is configured to convey the first nonwoven fabric layer to the pressing device; the second discharging device is configured to convey the second non-woven fabric layer to the pressing device; the fourth discharging device is configured to convey the elastic fixing part to the pressing device; the pressing device is configured to press the first non-woven fabric layer, the second non-woven fabric layer and the elastic fixing part; the hole forming device is configured to form a hole in the elastic fixing part conveyed by the fourth discharging device. The mask produced by the mask production equipment of the utility model is a completely new structure mask without ear bands, which replaces the traditional mask needing ear band lines for fixing, and the mask structure is simpler, therefore, the production efficiency is higher; because the production process of the mask production equipment omits the procedure of ear-mounting belt line, the production efficiency is higher and reaches as high as 600-800 pieces/min.
Description
Technical Field
The utility model relates to a gauze mask production facility field, in particular to no earring area gauze mask production facility.
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.
The mask has a certain filtering function on air entering the lung, and has a very good effect when being worn in respiratory infectious diseases and working in environments polluted by dust and the like. At present, masks sold on the market are generally divided into rectangular masks and cup-shaped masks, wherein the rectangular masks mainly comprise disposable medical surgical masks, activated carbon filter masks and the like, and the cup-shaped masks mainly comprise models of KN95, N95 and the like. Generally, the mask body is provided at both ends thereof with ear band wires for hanging and fixing both ears of a user. However, in practical use, particularly in the case of long wearing time, the ear strings may be caught in the ears of the user, which is uncomfortable to wear, may cause strangulation in a light weight, and may cause damage to the ears in a heavy weight. In addition, for the production equipment for producing the mask with the ear belt line, the production equipment generally comprises a non-woven fabric unwinding device, a crease mark device, a nose frame strip unwinding device, a body press forming device, a hemming device (also called a flanging device), a cutting device, a belt loading device and other main equipment, the belt loading process is generally carried out after continuous mask belt is cut off, the belt loading process is a subsequent independent process, but occupies most time of the whole production process, according to investigation, even if the mask is produced by full-automatic production equipment, the yield is only 60-100 masks/min, and the production requirement of large batch production cannot be met.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a no ear area gauze mask production facility that production efficiency is high can solve one of the above-mentioned problem at least.
According to one aspect of the utility model, the utility model provides a production device of a mask without earrings, which comprises a first discharging device, a second discharging device and a pressing device, and also comprises a fourth discharging device and a hole forming device;
the first discharging device is configured to convey the first nonwoven fabric layer to the pressing device;
the second discharging device is configured to convey the second non-woven fabric layer to the pressing device;
the fourth discharging device is configured to convey the elastic fixing part to the pressing device;
the pressing device is configured to press the first non-woven fabric layer, the second non-woven fabric layer and the elastic fixing part;
the hole forming device is configured to form a hole in the elastic fixing part conveyed by the fourth discharging device.
Therefore, the mask produced by the mask production equipment of the utility model is a completely new structure mask without earbands, and replaces the traditional mask which needs the fixation of earbands, the structure of the mask is simpler, therefore, the production efficiency is higher; because the production process of the mask production equipment omits the procedure of ear-mounting belt line, the production efficiency is higher and reaches as high as 600-800 pieces/min.
In some embodiments, the first nonwoven layer, the second nonwoven layer and the elastic fixing portion at the stitching device are sequentially arranged from top to bottom. Therefore, the outermost side of the pressed mask is the first non-woven fabric layer, and the innermost side of the pressed mask is the elastic fixing part.
In some embodiments, the earless gauze mask production equipment further comprises a third discharging device, the third discharging device is configured to convey a third nonwoven fabric layer to the pressing device, and the third nonwoven fabric layer is arranged between the first nonwoven fabric layer and the second nonwoven fabric layer. Therefore, the third non-woven fabric layer is an intermediate layer and has a filtering effect.
In some embodiments, the earless mask production apparatus further includes a fifth feeding device configured to convey a nose bridge strip to the pressing device, the nose bridge strip being disposed between the first nonwoven layer and the second nonwoven layer. Therefore, the nose bridge strip can clamp the nose bridge when in use, and the stability of the whole mask is further improved.
In some embodiments, the earless mask production equipment further comprises a second cutting device, the second cutting device is arranged behind the fifth emptying device and is matched with the fifth emptying device, and the second cutting device is configured to cut off the continuous nose bridge strip conveyed by the fifth emptying device. Thereby, the second cutting device cuts the continuous nose bridge strip into single pieces, facilitating subsequent installation.
In some embodiments, the earless mask production apparatus further includes a folding device disposed between the second cutting device and the pressing device, the folding device being configured to fold both sides of the second nonwoven fabric layer along the length direction to the surface of the first nonwoven fabric layer and wrap the nose bridge strip.
In some embodiments, the earless mask production apparatus further includes a first cutting device disposed at a rear end of the pressing device and configured to cut the continuous mask material strip to obtain a single mask finished product. Therefore, the cut mask is a finished product, and the mask is subsequently added with a stacking agent and a packaging machine without a tape loading machine, so that the whole set of production equipment is simplified to a great extent.
In some embodiments, the first discharging device comprises a first discharging roller and a first guide roller, the first discharging roller is used for placing the first nonwoven fabric coiled material, and the first guide roller is arranged between the first discharging roller and the pressing device and is used for guiding the first nonwoven fabric layer output from the first discharging roller.
In some embodiments, the lamination device is a hot melt lamination device or an ultrasonic welding device.
The utility model has the advantages that:
the mask produced by the mask production equipment of the utility model is a completely new structure mask without earbands, which replaces the traditional mask needing the fixation of the earbands, and the structure of the mask is simpler, therefore, the production efficiency is higher; because the production process of the mask production equipment omits the procedure of ear-mounting belt line, the production efficiency is higher and reaches as high as 600-800 pieces/min.
Drawings
Fig. 1 is a schematic top view of an inner side surface of a mask without earrings according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of the earless respirator of fig. 1;
fig. 3 is a simplified structural schematic diagram of an earless mask production apparatus according to an embodiment of the present invention.
Reference numerals in FIGS. 1 to 3: 1-mask body; 2-an elastic fixation section; 3-mask production equipment; 11-a first nonwoven layer; 12-a second nonwoven layer; 13-a third nonwoven layer; 14-nose bridge bar; 21-opening a hole; 30-a folding device; 31-a first emptying device; 32-a second emptying device; 33-a third emptying device; 34-a fourth discharging device; 35-a fifth discharging device; 36-a stitching device; 37-a tapping device; 38-a first cutting device; 39-second severing device; 121-flanging; 311-a first discharge roller; 312 — a first guide roll; 321-a second discharge roller; 322-a second guide roll; 331-a third discharge roller; 332-a third guide roll; 341-fourth discharge roll; 342-a fourth guide roll; 351-a fifth discharge roller; 352-fifth guide roll.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 to 2 schematically show a non-woven fabric mask according to an embodiment of the present invention.
As shown in fig. 1 to 2, the earless mask includes a mask body 1 and an elastic fixing portion 2. The elastic fixing part 2 is arranged on the inner side of the mask body 1. The two ends of the elastic fixing part 2 are bonded with the mask body 1 through hot melting or ultrasonic welding, and the middle part of the elastic fixing part is separated from the mask body 1. The elastic fixing portion 2 is provided with an opening 21, and the opening 21 is fitted with two ears of a wearer.
The elastic fixing part 2 is one of commercially available elastic non-woven fabrics for producing paper diapers and the like, spandex silk prefabricated elastic fabrics, elastic films or elastic film prefabricated elastic fabrics. Therefore, the elasticity of the elastic non-woven fabric, the spandex yarn prefabricated elastic fabric, the elastic film or the elastic film prefabricated elastic fabric is good.
As shown in fig. 1, the number of the holes 21 in the present embodiment is two, and the two holes 21 are respectively provided at both ends of the elastic fixing portion 2. The shape of the opening 21 may be a semi-elliptical shape with the opening facing outward. Therefore, the two holes 21 are arranged, the mask can be positioned right when the mask is worn, and the mask is more comfortable to wear.
The mask body 1 includes a first non-woven fabric layer 11 and a second non-woven fabric layer 12, the first non-woven fabric layer 11 is a surface layer, the second non-woven fabric layer 12 is a bottom layer, and the elastic fixing portion 2 is disposed on the second non-woven fabric layer 12. Therefore, when the mask is worn, the first non-woven fabric layer 11 is in contact with the outside, the second non-woven fabric layer 12 is in contact with a wearer, the elastic fixing portion 2 is arranged on the second non-woven fabric layer 12, wearing is facilitated, and meanwhile when the mask is not used, the elastic fixing portion 2 covers the middle of the second non-woven fabric layer 12 and can protect the inner side of the mask to a certain degree.
The second nonwoven fabric layer 12 is provided with folding edges 121 along both sides in the length direction, and the folding edges 121 and the first nonwoven fabric layer 11 are bonded by hot melting or ultrasonic welding. The width of the elastic fixing portion 2 of the present embodiment is slightly smaller than the distance between the two turned edges 121, so as to ensure that only two ends of the elastic fixing portion 2 are connected to the second nonwoven fabric layer 12 during the hot-melting and pressing process, and two sides of the elastic fixing portion 2 along the length direction are separated from the second nonwoven fabric layer 12.
The mask body 1 further comprises a nose bridge strip 14, and the arrangement direction of the nose bridge strip 14 is consistent with the length direction of the first non-woven fabric layer 11. The nose bridge 14 is disposed between the folded edge 121 of the second nonwoven fabric layer 12 and the first nonwoven fabric layer 11. Therefore, the nose bridge strip 14 can clamp the nose bridge, and the stability of the whole mask is further improved.
The mask body 1 further comprises a third non-woven fabric layer 13, and the third non-woven fabric layer 13 is disposed between the first non-woven fabric layer 11 and the second non-woven fabric layer 12.
The first nonwoven fabric layer 11 is a water-repellent nonwoven fabric. Therefore, the waterproof effect is certain. The third nonwoven fabric layer 13 is an electrostatic electret meltblown nonwoven fabric. Therefore, the melt-blown non-woven fabric subjected to electret finishing has lasting static electricity, and can trap fine dust by means of the static effect, so that the melt-blown non-woven fabric has the advantages of high filtering efficiency, low filtering resistance and the like.
The mask body 1 of the embodiment is three layers, wherein the inner layer is made of a skin-friendly material, the middle layer is an isolation filter layer, and the outer layer is a special material antibacterial layer, so that the standard of the medical mask is met.
Fig. 3 schematically shows an earless mask manufacturing apparatus 3 according to an embodiment of the present invention.
As shown in fig. 1-2, the earless mask production apparatus 3 includes a first feeding device 31, a second feeding device 32, a third feeding device 33, a fourth feeding device 34, a fifth feeding device 35, a pressing device 36, and a hole forming device 37.
The first discharging device 31 is configured to convey the first nonwoven fabric layer 11 to the laminating device 36;
the second discharging device 32 is configured to convey the second nonwoven fabric layer 12 to the pressing device 36;
the fourth discharging device 34 is configured to convey the elastic fixing portion 2 to the pressing device 36;
the pressing device 36 is configured to press the first nonwoven fabric layer 11, the second nonwoven fabric layer 12 and the elastic fixing portion 2; the first nonwoven fabric layer 11, the second nonwoven fabric layer 12 and the elastic fixing portion 2 at the pressing device 36 are sequentially arranged from top to bottom. Therefore, the outermost side of the pressed mask is the first non-woven fabric layer 11, and the innermost side is the elastic fixing part 2.
The hole-forming device 37 is configured to form a hole in the elastic fixing portion 2 conveyed by the fourth discharging device 34.
The third discharging device 33 is configured to convey the third nonwoven fabric layer 13 to the pressing device 36, and the third nonwoven fabric layer 13 is disposed between the first nonwoven fabric layer 11 and the second nonwoven fabric layer 12. Thus, the third nonwoven fabric layer 13 is an intermediate layer and has a filtering effect.
The fifth discharging device 35 is configured to convey the nose bridge 14 to the pressing device 36, and the nose bridge 14 is disposed between the first nonwoven fabric layer 11 and the second nonwoven fabric layer 12. Therefore, the nose bridge strip 14 can clamp the nose bridge when in use, and the stability of the whole mask is further improved.
The earless mask producing apparatus 3 further includes a first cutting device 38 and a second cutting device 39. The second cutting device 39 is disposed behind the fifth discharging device 35 and is engaged with the fifth discharging device 35, and the second cutting device 39 is configured to cut the continuous nose bridge 14 conveyed by the fifth discharging device 35. Thereby, the second cutting device 39 cuts the continuous nose bridge strip 14 into individual pieces for subsequent installation.
The pressing device 36, the hole forming device 37, the first cutting device 38 and the second cutting device 39 of the present embodiment are all production devices commonly used in the art, wherein the hole forming device 37 may be a punching device, and the first cutting device 38 and the second cutting device 39 may be a set of cutting rollers with cutting blades and matched up and down.
The earless mask production apparatus 3 further includes a folding device 30, and the folding device 30 is disposed between the second cutting device 39 and the pressing device 36. The folding device 30 is configured to fold both sides of the second nonwoven fabric layer 12 in the length direction to the surface of the first nonwoven fabric layer 11, and wrap the nose bridge 14. The folding device 30 of the present embodiment includes two guide plates for folding the second nonwoven fabric layer 12 along two sides of the length direction and a pressing device for pressing the folded edge 121 on the surface of the first nonwoven fabric layer 11.
The first cutting device 38 is disposed at the rear end of the pressing device 36 and configured to cut the continuous strip of mask material to obtain a single mask finished product. Therefore, the cut mask is a finished product, and the mask is subsequently added with a stacking agent and a packaging machine without a tape loading machine, so that the whole set of production equipment is simplified to a great extent.
The first discharging device 31 of the present embodiment includes a first discharging roller 311 and a first guide roller 312. The first discharging roller 311 is used for placing a first nonwoven fabric roll, and the first guide roller 312 is disposed between the first discharging roller 311 and the pressing device 36 and used for guiding the first nonwoven fabric layer 11 output from the first discharging roller 311. The second discharging device 32, the third discharging device 33, the fourth discharging device 34, and the fifth discharging device 35 of the present embodiment have a structure similar to that of the first discharging device 31. The second discharging device 32 includes a second discharging roller 321 and a second guide roller 322. The second discharging roller 321 is used for placing the second nonwoven fabric roll, and the second guide roller 322 is disposed between the second discharging roller 321 and the pressing device 36 and used for guiding the second nonwoven fabric layer 12 output from the second discharging roller 321. The third discharging device 33 includes a third discharging roller 331 and a third guide roller 332. The third discharging roller 331 is used for placing a third nonwoven fabric roll, and the third guide roller 332 is disposed between the third discharging roller 331 and the pressing device 36 and used for guiding the third nonwoven fabric layer 13 output from the third discharging roller 331. The fourth discharging device 34 includes a fourth discharging roller 341 and a fourth guide roller 342. The fourth discharging roller 341 is used for placing the elastic material web for preparing the elastic fixing portion 2, and the fourth guide roller 342 is disposed between the fourth discharging roller 341 and the hole forming device 37, and is used for guiding the elastic fixing portion 2 output from the fourth discharging roller 341. The fifth discharging device 35 includes a fifth discharging roller 351 and a fifth guide roller 352. The fifth discharging roller 351 is used for placing the finished web of the nose bridge strip 14, and a fifth guide roller 352 is arranged between the fifth discharging roller 351 and the second cutting device 39 and used for guiding the continuous nose bridge strip 14 output from the fifth discharging roller 351.
The bonding device 36 may be a hot melt bonding device 36 or an ultrasonic welding device as is commonly used in the art. The laminating device 36 of the present embodiment is a hot melt laminating device 36.
The utility model discloses a no ear area gauze mask production facility 3's theory of operation does:
under the action of the first discharging device 31, the second discharging device 32 and the third discharging device 33, the first nonwoven fabric layer 11, the second nonwoven fabric layer 12 and the third nonwoven fabric layer 13 are continuously conveyed to the pressing device 36, the nose bridge strips 14 are conveyed to the second cutting device 39 for cutting under the action of the fifth discharging device 35, the cut single nose bridge strip 14 falls on the first nonwoven fabric layer 11 and is conveyed to the folding device 30 along with the first nonwoven fabric layer 11, under the action of the folding device 30, the second nonwoven fabric layer 12 at the bottom is folded upwards along two sides of the conveying direction and is pressed on the surface of the first nonwoven fabric layer 11 to wrap the nose bridge strip 14 and then conveyed to the pressing device 36 together, at the same time, under the action of the fourth discharging device 34 and the punching device 37, the elastic fixing part 2 with punched ear holes is conveyed to the pressing device 36 and is positioned at the bottom of the first nonwoven fabric layer 11 simultaneously, under the action of the pressing device 36, the turned-over edge 121 and the nose bridge strip 14 on the surface of the mask are bonded with one surface of the first non-woven fabric layer 11, two ends of the elastic fixing portion 2 on the bottom surface of the mask are bonded with the other surface of the first non-woven fabric layer 11, a continuous mask material strip is obtained from the pressing device 36, and the mask material strip is conveyed to the first cutting device 38 to be cut off, so that a single earless mask finished product is obtained.
The mask produced by the mask production equipment 3 of the utility model is a completely new structure mask without earbands, which replaces the traditional mask needing the fixation of earbands, and the structure of the mask is simpler, therefore, the production efficiency is higher; because the production process of the mask production equipment 3 omits the procedure of ear belt line installation, the production efficiency is higher and reaches as high as 600-800 pieces/min.
What has been described above are only some embodiments of the invention. For those skilled in the art, without departing from the inventive concept, several modifications and improvements can be made, which are within the scope of the invention.
Claims (9)
1. The production equipment for the earless mask comprises a first discharging device (31), a second discharging device (32) and a pressing device (36), and is characterized by further comprising a fourth discharging device (34) and a hole forming device (37);
the first discharging device (31) is configured to convey the first nonwoven fabric layer (11) to the pressing device (36);
the second discharging device (32) is configured to convey the second non-woven fabric layer (12) to the pressing device (36);
the fourth discharging device (34) is configured to convey the elastic fixing part (2) to the pressing device (36);
the pressing device (36) is configured to press the first non-woven fabric layer (11), the second non-woven fabric layer (12) and the elastic fixing part (2);
the punching device (37) is configured to punch the ear holes on the elastic fixing part (2) conveyed by the fourth discharging device (34).
2. The earless gauze mask production apparatus according to claim 1, wherein the first nonwoven fabric layer (11), the second nonwoven fabric layer (12) and the elastic fixing portion (2) at the pressing device (36) are arranged in sequence from top to bottom.
3. The earless gauze mask production apparatus according to claim 1, further comprising a third feeding device (33), wherein the third feeding device (33) is configured to convey a third nonwoven fabric layer (13) to the pressing device (36), and wherein the third nonwoven fabric layer (13) is disposed between the first nonwoven fabric layer (11) and the second nonwoven fabric layer (12).
4. The earless mask production apparatus (3) according to claim 1, further comprising a fifth feeding device (35), wherein the fifth feeding device (35) is configured to convey a nose bridge strip (14) to the pressing device (36), wherein the nose bridge strip (14) is disposed between the first nonwoven layer (11) and the second nonwoven layer (12).
5. The earless gauze mask production equipment according to claim 4, further comprising a second cutting device (39), wherein the second cutting device (39) is arranged behind the fifth emptying device (35) and is matched with the fifth emptying device (35), and the second cutting device (39) is configured to cut the continuous nose bridge strip (14) conveyed by the fifth emptying device (35).
6. The earless mask production apparatus according to claim 5, further comprising a folding device (30), wherein the folding device (30) is disposed between the second cutting device (39) and the pressing device (36), and the folding device (30) is configured to fold both sides of the second nonwoven fabric layer (12) along the length direction to the surface of the first nonwoven fabric layer (11) and to wrap the nose bridge strip (14).
7. The earless mask production apparatus according to any one of claims 1 to 6, further comprising a first cutting device (38), wherein the first cutting device (38) is disposed at a rear end of the pressing device (36) and configured to cut the continuous mask material strip to obtain a single mask finished product.
8. The earless gauze mask production equipment according to any one of claims 1 to 6, wherein the first feeding device (31) comprises a first feeding roller (311) and a first guide roller (312), the first feeding roller (311) is used for placing a first nonwoven fabric coiled material, and the first guide roller (312) is arranged between the first feeding roller (311) and the pressing device (36) and is used for guiding the first nonwoven fabric layer (11) output from the first feeding roller (311).
9. The earless gauze mask production equipment according to any one of claims 1 to 6, wherein the laminating device (36) is a hot melt laminating device or an ultrasonic welding device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169801.1U CN211747146U (en) | 2020-02-14 | 2020-02-14 | Mask production equipment without ear belt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020169801.1U CN211747146U (en) | 2020-02-14 | 2020-02-14 | Mask production equipment without ear belt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211747146U true CN211747146U (en) | 2020-10-27 |
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ID=72909044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020169801.1U Expired - Fee Related CN211747146U (en) | 2020-02-14 | 2020-02-14 | Mask production equipment without ear belt |
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| Country | Link |
|---|---|
| CN (1) | CN211747146U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112075709A (en) * | 2020-10-30 | 2020-12-15 | 九江华达医用材料有限公司 | Edge-folding and heat-sealing device for medical mask production and fusion method thereof |
| CN114083878A (en) * | 2021-12-03 | 2022-02-25 | 武汉大学 | Mask preparation device |
-
2020
- 2020-02-14 CN CN202020169801.1U patent/CN211747146U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112075709A (en) * | 2020-10-30 | 2020-12-15 | 九江华达医用材料有限公司 | Edge-folding and heat-sealing device for medical mask production and fusion method thereof |
| CN114083878A (en) * | 2021-12-03 | 2022-02-25 | 武汉大学 | Mask preparation device |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |