CN111955833B - Mask flaker with built-in nose bridge strips - Google Patents
Mask flaker with built-in nose bridge strips Download PDFInfo
- Publication number
- CN111955833B CN111955833B CN202010980486.5A CN202010980486A CN111955833B CN 111955833 B CN111955833 B CN 111955833B CN 202010980486 A CN202010980486 A CN 202010980486A CN 111955833 B CN111955833 B CN 111955833B
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- China
- Prior art keywords
- mask
- nose bridge
- roller
- bridge strip
- cloth
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- 239000004744 fabric Substances 0.000 claims abstract description 243
- 238000003466 welding Methods 0.000 claims abstract description 24
- 238000005520 cutting process Methods 0.000 claims abstract description 7
- 238000005096 rolling process Methods 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 76
- 238000004064 recycling Methods 0.000 claims description 43
- 238000009434 installation Methods 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 19
- 238000007599 discharging Methods 0.000 claims description 18
- 230000000712 assembly Effects 0.000 claims description 15
- 238000000429 assembly Methods 0.000 claims description 15
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 4
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000004804 winding Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
- A41H43/00—Other methods, machines or appliances
- A41H43/02—Handling garment parts or blanks, e.g. feeding, piling, separating or reversing
- A41H43/0235—Feeding or advancing
- A41H43/0242—Conveyors therefor
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41H—APPLIANCES OR METHODS FOR MAKING CLOTHES, e.g. FOR DRESS-MAKING OR FOR TAILORING, NOT OTHERWISE PROVIDED FOR
- A41H43/00—Other methods, machines or appliances
- A41H43/02—Handling garment parts or blanks, e.g. feeding, piling, separating or reversing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H23/00—Registering, tensioning, smoothing or guiding webs
- B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
- B65H23/26—Registering, tensioning, smoothing or guiding webs longitudinally by transverse stationary or adjustable bars or rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H35/00—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers
- B65H35/04—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators
- B65H35/06—Delivering articles from cutting or line-perforating machines; Article or web delivery apparatus incorporating cutting or line-perforating devices, e.g. adhesive tape dispensers from or with transverse cutters or perforators from or with blade, e.g. shear-blade, cutters or perforators
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
Abstract
The invention relates to the technical field of mask production equipment, in particular to a mask flaking machine with built-in nose bridge strips, which sequentially comprises a feeding frame for erecting various fabrics and nose bridge strips, a nose bridge strip feeding device for cutting the nose bridge strips and feeding the nose bridge strips into a mask, a mask forming device for rolling and welding the mask, and a mask distributing device for separating and conveying the formed mask to the next station along the processing sequence of the mask, wherein the feeding frame is provided with a fabric feeding device for unreeling the fabrics, a fabric adjusting component for adjusting the fabric conveying tension and a nose bridge strip feeding device for unreeling the nose bridge strips; the invention can quickly and conveniently independently adjust the conveying tension of each layer of cloth, can ensure that each layer of cloth passes through the tooth roller and the ultrasonic welding device at the same speed, and can ensure the quality of the manufactured mask.
Description
Technical field:
the invention relates to the technical field of mask production equipment, in particular to a mask slicing machine with a built-in nose bridge strip.
The background technology is as follows:
the mask is a sanitary article, and is generally used for filtering air entering the mouth and nose at the mouth and nose positions so as to prevent harmful gases, smell and spray from entering and exiting the mouth and nose of a wearer, and is generally made of cloth, and various types of masks are used, such as a planar mask, an N95 mask and a KN95 mask.
In the production process of the mask, the multi-layer cloth such as melt-blown cloth, non-woven cloth and the like is required to be rolled and welded and formed through the cooperation of the mask roll-tooth roller and the ultrasonic welding device, and the multi-layer cloth inevitably causes too high or too low tension of some cloth due to various factors such as different textures and different installation positions, and the speeds of the roll-tooth roller and the ultrasonic welding device of each layer of cloth are different, so that the normal forming of the mask is affected.
The invention comprises the following steps:
The invention aims to provide a mask flaker with a built-in nose bridge strip, which aims at overcoming the defects in the prior art, can quickly and conveniently independently adjust the conveying tension of cloth at each layer, can ensure that the cloth at each layer passes through a tooth roller and an ultrasonic welding device at the same speed, and can ensure the quality of the manufactured mask.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows: the utility model provides a built-in gauze mask flaker of bridge of nose strip, along gauze mask processing order including being used for setting up various cloth and bridge of nose strip in proper order, be used for with bridge of nose strip cut section and send into the gauze mask in send bridge of nose strip device, be used for gauze mask roll extrusion and welded gauze mask forming device, be used for with the gauze mask separation of fashioned gauze mask and carry to the gauze mask distributing device of next station, be equipped with on the material loading frame and be used for unreeling the cloth material feeding device, be used for adjusting the cloth and carry the cloth adjusting part of tensioning degree, be used for unreeling bridge of nose strip material feeding device, cloth material feeding device includes along Y axle direction rotation connect a plurality of cloth pay-off pivot subassemblies on the material loading frame, be used for driving cloth pay-off pivot subassembly pivoted cloth pay-off actuating mechanism, the quantity of cloth adjusting part is the same with cloth pay-off pivot subassembly, each cloth adjusting part corresponds with corresponding cloth pay-off pivot subassembly, cloth cover is put on cloth pay-off pivot subassembly, cloth pay-off actuating mechanism's output drive connection bridge of nose strip subassembly is including the bridge of nose strip subassembly on Z axle direction rotation connection bridge of nose strip subassembly, bridge of nose strip actuating mechanism is connected to the bridge of nose strip drive in the bridge of nose strip drive on the material loading frame.
According to the technical scheme, the nose bridge strip feeding device comprises a nose bridge strip installation seat and a nose bridge strip guide plate arranged on the nose bridge strip installation seat, nose bridge strip guide grooves are formed in the nose bridge strip guide plate, nose bridge strip feeding rollers, nose bridge strip blanking rollers and nose bridge strip upper pressing rollers are sequentially arranged on the nose bridge strip installation seat along the advancing direction of the nose bridge strip, nose bridge strip knife pillow rollers are arranged below the nose bridge strip blanking rollers, nose bridge strip lower pressing rollers are arranged below the nose bridge strip upper pressing rollers, nose bridge strip blanking channels are formed between the nose bridge strip blanking rollers and the nose bridge strip lower pressing rollers, nose bridge strip discharging channels are formed between the nose bridge strip upper pressing rollers and the nose bridge strip lower pressing rollers, nose bridge strip feeding rollers, nose bridge strip blanking rollers, nose bridge strip knife pillow rollers, nose bridge strip upper pressing rollers and nose bridge strip lower pressing rollers are respectively and rotatably connected to the nose bridge strip installation seat, and the nose bridge strip installation seat is provided with a nose bridge strip feeding power mechanism for driving the nose bridge strip feeding rollers and the nose bridge strip blanking rollers to rotate. The bridge strip of the roll is fed from one end of the bridge strip guide groove, and the bridge strip fed into the bridge strip guide groove sequentially passes through the bridge strip blanking channel and the bridge strip discharging channel.
According to the scheme, the nose bridge strip guide block is arranged between the nose bridge strip blanking channel and the nose bridge strip discharging channel, and is formed with a trapezoid groove with an opening gradually shrinking along the advancing direction of the nose bridge strip.
The technical scheme is further improved that a cover plate is arranged on a nose bridge strip guide groove cover of the nose bridge strip guide plate, and the cover plate is made of transparent acrylic materials; the bridge strip guiding groove is formed with a trapezoid groove which is gradually reduced along the advancing direction of the bridge strip at one end of the bridge strip.
The nose bridge strip guide groove is rotatably connected with a roller at the lower position of the nose bridge strip feeding roller, and a nose bridge strip feeding channel is formed between the nose bridge strip feeding roller and the roller.
The cloth rim charge recycling device comprises a cloth rim charge recycling frame, a cloth rim charge recycling rotating shaft assembly and a cloth rim charge recycling driving mechanism, wherein the cloth rim charge recycling rotating shaft assembly is rotatably connected to the cloth rim charge recycling frame, the cloth rim charge recycling driving mechanism is used for driving the cloth rim charge recycling rotating shaft assembly to rotate, the cloth rim charge recycling driving mechanism is arranged on the cloth rim charge recycling frame, and the output end of the cloth rim charge recycling driving mechanism is in driving connection with the cloth rim charge recycling rotating shaft assembly; the cloth material feeding device is characterized in that the coiled cloth material sequentially winds the cloth adjusting assembly, the mask forming device and the mask distributing device and then is coiled on the cloth rim charge recycling rotating shaft assembly.
The bridge of the nose strip pivot subassembly has cup jointed two discs, and a plurality of bar holes have been seted up along circumference direction equipartition to the disc, and the bar hole sets up along the radial direction of disc, has pegged graft bridge of the nose strip vaulting pole along disc axial direction in the bar hole.
The cloth adjusting assembly comprises a cloth adjusting installation block, an adapter sleeve, a first cloth adjusting rod, a second cloth adjusting rod and two rod connecting blocks, wherein the cloth adjusting installation block is arranged on a feeding frame, the first cloth adjusting rod is inserted on the cloth adjusting installation block along the Y-axis direction through the adapter sleeve, the second cloth adjusting rod is arranged side by side with the first cloth adjusting rod through the two rod connecting blocks, and the first cloth adjusting rod is sleeved with a roller; the cloth feeding device is characterized in that the coiled cloth passes through the space between the roller and the second cloth adjusting rod.
The mask forming device comprises a mask forming installation seat, wherein the mask forming installation seat is sequentially provided with a first mask upper press roller, a mask tooth roller, a second mask upper press roller, a mask hob roller and a third mask upper press roller along the cloth advancing direction, a first mask lower press roller is arranged below the first mask upper press roller, an ultrasonic welding device is arranged below the mask tooth roller, a second mask lower press roller is arranged below the second mask upper press roller, a mask hob roller is arranged below the mask hob roller, a third mask lower press roller is arranged below the third mask upper press roller, a mask feeding channel is formed between the first mask upper press roller and the first mask lower press roller, an ultrasonic welding channel is formed between the mask tooth roller and the ultrasonic welding device, a mask material guide channel is formed between the second mask upper pressing roller and the second mask lower pressing roller, a mask material cutting channel is formed between the mask hob roller and the mask knife pillow roller, a mask material discharging channel is formed between the third mask upper pressing roller and the third mask lower pressing roller, a first mask upper pressing roller, a first mask lower pressing roller, a mask tooth roller, a second mask upper pressing roller, a second mask lower pressing roller, a mask hob roller, a mask knife pillow roller, a third mask upper pressing roller and a third mask lower pressing roller are respectively and rotatably connected to a mask forming installation seat, and the mask forming installation seat is provided with a mask forming power mechanism for driving the first mask upper pressing roller, the first mask lower pressing roller, the mask tooth roller, the second mask upper pressing roller, the second mask lower pressing roller, the mask hob roller, the mask knife pillow roller and the third mask upper pressing roller to rotate; the nose bridge strip that cloth material feeding unit was put to roll up cloth and nose bridge strip material feeding unit sent loops through gauze mask pan feeding passageway, ultrasonic fusion passageway, gauze mask guide passageway, gauze mask blank passageway, gauze mask discharging channel.
The mask distributing device comprises a mask distributing frame, a mask conveying mechanism used for conveying the separated mask to the next station, a dividing piece used for separating the mask from cloth and a distributing press roller used for flattening the separated mask are arranged on the mask distributing frame, the mask conveying mechanism comprises a mask conveying driving roller, a mask conveying driven roller, a conveying belt and a mask conveying power mechanism, the mask conveying driving roller and the mask conveying driven roller are respectively connected onto the mask distributing frame in a rotating mode, the conveying belt is arranged on the mask conveying driving roller and the mask conveying driven roller in a winding mode, and the output end of the mask conveying power mechanism is in driving connection with the mask conveying driving roller.
The invention has the beneficial effects that: the invention provides a mask sheeting machine with built-in nose bridge strips, which sequentially comprises a feeding frame for erecting various fabrics and nose bridge strips, a nose bridge strip feeding device for cutting nose bridge strips and feeding the nose bridge strips into a mask, a mask forming device for rolling and welding the mask, and a mask distributing device for separating and conveying the formed mask to the next station along the mask processing sequence, wherein the feeding frame is provided with a fabric feeding device for unreeling fabrics, a fabric adjusting component for adjusting fabric conveying tension, a nose bridge strip feeding device for unreeling nose bridge strips, the fabric feeding device comprises a plurality of fabric feeding rotating shaft components connected to the feeding frame in a rotating manner along the Y-axis direction, and a fabric feeding driving mechanism for driving the fabric feeding rotating shaft components to rotate, the number of the cloth adjusting assemblies is the same as that of the cloth feeding rotating shaft assemblies, each cloth adjusting assembly is respectively arranged corresponding to the corresponding cloth feeding rotating shaft assembly, the cloth is sleeved on the cloth feeding rotating shaft assembly, the output end of the cloth feeding driving mechanism is in driving connection with the cloth feeding rotating shaft assembly, the nose bridge strip feeding device comprises a nose bridge strip rotating shaft assembly which is rotationally connected to the feeding frame along the Z-axis direction, a nose bridge strip feeding driving mechanism for driving the nose bridge strip rotating shaft assembly to rotate, the nose bridge strip is sleeved on the nose bridge strip rotating shaft assembly, and the output end of the nose bridge strip feeding driving mechanism is in driving connection with the nose bridge strip rotating shaft assembly; the invention has the following advantages:
1. According to the invention, the cloth adjusting assemblies for adjusting the cloth conveying tightness are respectively arranged at the corresponding positions of the cloth feeding rotating shaft assemblies, and the corresponding cloth conveying tightness can be quickly and conveniently adjusted independently through the cloth adjusting assemblies, so that the cloth layers can be ensured to pass through the tooth roller and the ultrasonic welding device at the same speed, and the quality of the manufactured mask can be ensured;
2. The nose bridge strip guide block is arranged between the nose bridge strip blanking channel and the nose bridge strip discharging channel, and can ensure that the nose bridge strip is smoothly fed into the nose bridge strip discharging channel from the nose bridge strip blanking channel; compared with a rectangular groove with the width of the nose bridge strip, the nose bridge strip guide block is formed with the trapezoid groove which is gradually reduced along the advancing direction of the nose bridge strip, the nose bridge strip is easier to penetrate through the nose bridge strip guide block, and the practicability is high;
3. The cloth rim charge recycling device is arranged, the cloth rim charge can be rolled up rapidly and stably through the cloth rim charge recycling rotating shaft assembly of the cloth rim charge recycling device, the cloth rim charge can not be scattered in a workshop, the cloth rim charge can be recycled, and the practicability is high;
4. according to the invention, the scattered coils of the bridge strips can be tightly supported through the matched use of the plurality of bridge strip supporting rods, so that the bridge strip winding device is applicable to bridge strip coils without a wire barrel, the application range is wider, and the bridge strip winding device is applicable to bridge strips with different coil sizes by adjusting the positions of the bridge strip supporting rods on the disc strip holes, and has the advantages of wider application range and strong practicability;
5. according to the invention, the first cloth adjusting rod is sleeved with the roller, the cloth coiled by the cloth feeding device passes through the space between the roller and the second cloth adjusting rod, and the cloth can pass through smoothly, so that the subsequent cloth is convenient to convey.
Description of the drawings:
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic structural view of the nose bridge delivering device of the present invention.
FIG. 3 is a schematic view of the nose bridge delivering device of the present invention with the cover removed.
Fig. 4 is a schematic structural view of the mask forming device of the present invention.
Fig. 5 is a schematic structural view of the mask dispensing device of the present invention.
Fig. 6 is a schematic structural view of the cloth regulating assembly of the present invention.
Fig. 7 is a schematic structural view of the nose bridge strip feeding device of the present invention.
Fig. 8 is a schematic structural view of the cloth rim charge recycling apparatus of the present invention.
Reference numerals illustrate: the mask feeding device comprises a feeding frame 1, a nose bridge strip feeding device 2, a nose bridge strip mounting seat 21, a nose bridge strip guide plate 22, a nose bridge strip guide groove 221, a nose bridge strip feeding roller 23, a roller 231, a nose bridge strip blanking roller 24, a nose bridge strip knife pillow roller 25, a nose bridge strip upper pressing roller 26, a nose bridge strip lower pressing roller 27, a nose bridge strip feeding power mechanism 28, a nose bridge strip guide block 29, a trapezoid groove 291, a cover plate 30, a mask forming device 3, a mask forming mounting seat 31, a first mask upper pressing roller 32, a first mask lower pressing roller, a mask rolling tooth roller 34, a second mask upper pressing roller 35, a second mask lower pressing roller 36, a mask hob roller 37, a mask knife pillow roller 38, a third mask upper pressing roller 39, a third mask lower pressing roller 40, a mask forming power mechanism 401, a mask distributing device 4 and a mask distributing frame 41 mask conveying mechanism 42, mask conveying driving roller 421, mask conveying driven roller 422, conveying belt 423, mask conveying power mechanism 424, dividing piece 43, distributing press roller 44, cloth feeding device 5, cloth feeding rotating shaft assembly 51, cloth feeding driving mechanism 52, cloth adjusting assembly 6, cloth adjusting mounting block 61, adapter sleeve 62, first cloth adjusting rod 63, second cloth adjusting rod 64, rod connecting block 65, roller 66, nose bridge strip feeding device 7, nose bridge strip rotating shaft assembly 71, nose bridge strip feeding driving mechanism 72, disc 73, strip hole 731, nose bridge strip supporting rod 74, cloth rim charge recovering device 8, cloth rim charge recovering frame 81, cloth rim charge recovering rotating shaft assembly 82, cloth rim charge recovering driving mechanism 83, ultrasonic welding device 9.
The specific embodiment is as follows:
The invention is further described with reference to the accompanying drawings, as shown in fig. 1-8, the invention sequentially comprises a feeding frame 1 for erecting various fabrics and nose bridge strips, a nose bridge strip feeding device 2 for cutting nose bridge strips and feeding the nose bridge strips into the mask, a mask forming device 3 for rolling and welding the mask, and a mask distributing device 4 for separating and conveying the formed mask to the next station along the mask processing sequence, wherein the feeding frame 1 is provided with a fabric feeding device 5 for unreeling fabrics, a fabric adjusting component 6 for adjusting fabric conveying tension, a nose bridge strip feeding device 7 for unreeling nose bridge strips, the fabric feeding device 5 comprises a plurality of fabric feeding rotating shaft components 51 connected to the feeding frame 1 in a rotating manner along the Y-axis direction, and a fabric feeding driving mechanism 52 for driving the fabric feeding rotating shaft components 51 to rotate, the number of the cloth feeding rotating shaft assemblies 51 in the embodiment is four, the number of the cloth adjusting assemblies 6 is the same as that of the cloth feeding rotating shaft assemblies 51, each cloth adjusting assembly 6 is respectively arranged corresponding to the corresponding cloth feeding rotating shaft assembly 51, a cloth is sleeved on the cloth feeding rotating shaft assembly 51, the output end of the cloth feeding driving mechanism 52 is in driving connection with the cloth feeding rotating shaft assembly 51, the nose bridge strip feeding device 7 comprises a nose bridge strip rotating shaft assembly 71 which is rotationally connected to the upper material frame 1 along the Z-axis direction, a nose bridge strip feeding driving mechanism 72 which is used for driving the nose bridge strip rotating shaft assembly 71 to rotate, nose bridge strips are sleeved on the nose bridge strip rotating shaft assembly 71, and the output end of the nose bridge strip feeding driving mechanism 72 is in driving connection with the nose bridge strip rotating shaft assembly 71; according to the invention, the cloth adjusting assemblies 6 for adjusting the cloth conveying tightness are respectively arranged at the corresponding positions of the cloth feeding rotating shaft assemblies 51, the cloth conveying tightness can be adjusted by adjusting the positions of the cloth adjusting installation blocks 61 on the feeding frame 1 and the angles of the second cloth adjusting rods 64 relative to the first cloth adjusting rods 63, the corresponding cloth conveying tightness can be quickly and conveniently adjusted by the cloth adjusting assemblies 6, and the cloth layers can be ensured to pass through the tooth roller and the ultrasonic welding device 9 at the same speed, so that the quality of the manufactured mask can be ensured.
The nose bridge strip feeding device 2 comprises a nose bridge strip mounting seat 21 and a nose bridge strip guide plate 22 arranged on the nose bridge strip mounting seat 21, wherein a nose bridge strip guide groove 221 is formed in the nose bridge strip guide plate 22, a nose bridge strip feeding roller 23, a nose bridge strip blanking roller 24 and a nose bridge strip upper pressing roller 26 are sequentially arranged on the nose bridge strip mounting seat 21 along the advancing direction of the nose bridge strip, a nose bridge strip knife pillow roller 25 is arranged below the nose bridge strip blanking roller 24, a nose bridge strip lower pressing roller 27 is arranged below the nose bridge strip upper pressing roller 26, a nose bridge strip blanking channel is formed between the nose bridge strip blanking roller 24 and the nose bridge strip knife pillow roller 25, a nose bridge strip discharging channel is formed between the nose bridge strip upper pressing roller 26 and the nose bridge strip lower pressing roller 27, and the nose bridge strip feeding roller 23, the nose bridge strip blanking roller 24, the nose bridge strip knife pillow roller 25, the nose bridge strip upper pressing roller 26 and the nose bridge strip lower pressing roller 27 are respectively and rotatably connected to the nose bridge strip mounting seat 21, and the nose bridge strip mounting seat 21 is provided with a nose bridge strip feeding power mechanism 28 for driving the nose bridge strip feeding roller 23 and the nose bridge strip blanking roller 24 to rotate; the bridge strip unreeled by the bridge strip feeding device 7 is fed from one end of the bridge strip guiding groove 221, and the bridge strip fed into the bridge strip guiding groove 221 sequentially passes through the bridge strip blanking channel and the bridge strip discharging channel.
Be equipped with bridge of the nose strip guide block 29 between bridge of the nose strip blank passageway and the bridge of the nose strip discharging channel, bridge of the nose strip guide block 29 can guarantee that bridge of the nose strip smoothly sends into bridge of the nose strip discharging channel from bridge of the nose strip blank passageway, bridge of the nose strip guide block 29 shaping has the opening along bridge of the nose strip advancing direction trapezoidal slot 291 that reduces gradually, compare in only bridge of the nose strip width size's rectangular slot, bridge of the nose strip guide block 29 shaping has along bridge of the nose strip advancing direction trapezoidal slot 291 that reduces gradually, bridge of the nose strip is easier to wear to cross bridge of the nose strip guide block 29, the practicality is strong.
The cover plate 30 is covered on the nose bridge strip guide groove 221 of the nose bridge strip guide plate 22, the cover plate 30 is made of transparent acrylic material, the cover plate 30 can prevent other foreign matters from falling into the nose bridge strip guide groove 221, the cover plate 30 made of the transparent acrylic material is convenient for observing the conveying condition of the nose bridge strip, and the conditions of clamping and the like of the nose bridge strip can be found in time, so that stable conveying of the nose bridge strip can be ensured; the bridge strip guide groove 221 is formed with a trapezoid groove 291 which is gradually reduced along the advancing direction of the bridge strip at one end of the bridge strip, the bridge strip is easier to penetrate into the bridge strip guide groove 221, and the practicability is high.
The nose bridge strip guide groove 221 is rotatably connected with a roller 231 at the lower position of the nose bridge strip feeding roller 23, a nose bridge strip feeding channel is formed between the nose bridge strip feeding roller 23 and the roller 231, and the nose bridge strip can be conveyed smoothly by combining the nose bridge strip feeding roller 23 and the roller 231, so that the conveying effect of the nose bridge strip is better.
The invention also comprises a cloth rim charge recycling device 8, wherein the cloth rim charge recycling device 8 comprises a cloth rim charge recycling frame 81, a cloth rim charge recycling rotating shaft assembly 82 rotatably connected to the cloth rim charge recycling frame 81, and a cloth rim charge recycling driving mechanism 83 for driving the cloth rim charge recycling rotating shaft assembly 82 to rotate, the cloth rim charge recycling driving mechanism 83 is arranged on the cloth rim charge recycling frame 81, and the output end of the cloth rim charge recycling driving mechanism 83 is in driving connection with the cloth rim charge recycling rotating shaft assembly 82; the cloth unreeled by the cloth feeding device 5 is wound on the cloth rim charge recycling rotating shaft assembly 82 after passing through the cloth adjusting assembly 6, the mask forming device 3 and the mask distributing device 4 in sequence; the cloth rim charge recycling rotary shaft assembly 82 of the cloth rim charge recycling device 8 can roll the cloth rim charge rapidly and stably, so that the cloth rim charge can not be scattered in a workshop, and the cloth rim charge can be recycled, and the practicality is high.
The bridge bar rotating shaft assembly 71 is sleeved with two circular discs 73, a plurality of strip-shaped holes 731 are uniformly distributed on the circular discs 73 along the circumferential direction, the strip-shaped holes 731 are arranged along the radial direction of the circular discs 73, and bridge bar stay bars 74 are inserted into the strip-shaped holes 731 along the axial direction of the circular discs 73; the scattered coil of the bridge of the nose strip can be tightly supported through the cooperation of the plurality of bridge of the nose strip stay bars 74, so that the bridge of the nose strip coil without a wire tube can be applied to a wider application range, the bridge of the nose strip with different coil sizes can be applied to by adjusting the positions of the bridge of the nose strip stay bars 74 on the strip holes 731 of the circular disc 73, and the bridge of the nose strip with different coil sizes can be applied to a wider application range and has strong practicability.
The cloth adjusting assembly 6 comprises a cloth adjusting installation block 61, an adapter sleeve 62, a first cloth adjusting rod 63, a second cloth adjusting rod 64 and two rod connecting blocks 65, wherein the cloth adjusting installation block 61 is arranged on the feeding frame 1, the first cloth adjusting rod 63 is inserted on the cloth adjusting installation block 61 along the Y-axis direction through the adapter sleeve 62, the second cloth adjusting rod 64 is arranged side by side with the first cloth adjusting rod 63 through the two rod connecting blocks 65, the first cloth adjusting rod 63 is sleeved with a roller 66, and cloth can pass through more smoothly, so that the follow-up cloth is convenient to convey; the cloth unwound from the cloth feeding device 5 passes between the drum 66 and the second cloth adjusting lever 64.
The mask forming device 3 comprises a mask forming mounting seat 31, the mask forming mounting seat 31 is sequentially provided with a first mask upper press roller 32, a mask toothed roller 34, a second mask upper press roller 35, a mask hob roller 37 and a third mask upper press roller 39 along the cloth travelling direction, a first mask lower press roller 33 is arranged below the first mask upper press roller 32, an ultrasonic welding device 9 is arranged below the mask toothed roller 34, a second mask lower press roller 36 is arranged below the second mask upper press roller 35, a mask knife pillow roller 38 is arranged below the mask hob roller 37, a third mask lower press roller 40 is arranged below the third mask upper press roller 39, a mask feeding channel is formed between the first mask upper press roller 32 and the first mask lower press roller 33, an ultrasonic welding channel is formed between the mask toothed roller 34 and the ultrasonic welding device 9, a mask guide channel is formed between the second mask upper press roller 35 and the second mask lower press roller 36, a mask blanking channel is formed between the mask hob roller 37 and the mask knife pillow roller 38, a mask discharging channel is formed between the third mask upper press roller 39 and the third mask lower press roller 40, the first mask upper press roller 32, the first mask lower press roller 33, the mask tooth roller 34, the second mask upper press roller 35, the second mask lower press roller 36, the mask hob roller 37, the mask knife pillow roller 38, the third mask upper press roller 39 and the third mask lower press roller 40 are respectively and rotatably connected to the mask forming mounting seat 31, and the mask forming mounting seat 31 is provided with a mask forming power mechanism 401 for driving the first mask upper press roller 32, the first mask lower press roller 33, the mask tooth roller 34, the second mask upper press roller 35, the second mask lower press roller 36, the mask hob roller 37, the mask knife pillow roller 38 and the third mask upper press roller 39 to rotate; the cloth unreeled by the cloth feeding device 5 and the nose bridge strip fed by the nose bridge strip feeding device 7 sequentially pass through a mask feeding channel, an ultrasonic welding channel, a mask guiding channel, a mask blanking channel and a mask discharging channel.
The mask distributing device 4 comprises a mask distributing frame 41, a mask conveying mechanism 42 for conveying the separated mask to the next station, a dividing piece 43 for separating the mask from cloth and a distributing press roller 44 for flattening the separated mask are arranged on the mask distributing frame 41, the mask conveying mechanism 42 comprises a mask conveying driving roller 421, a mask conveying driven roller 422, a conveying belt 423 and a mask conveying power mechanism 424, the mask conveying driving roller 421 and the mask conveying driven roller 422 are respectively and rotatably connected to the mask distributing frame 41, and the conveying belt 423 is arranged on the mask conveying driving roller 421 and the mask conveying driven roller 422 in a surrounding mode, and the output end of the mask conveying power mechanism 424 is in driving connection with the mask conveying driving roller 421.
Working principle:
Each layer of cloth required for manufacturing the mask is respectively sleeved on the four cloth feeding rotating shaft assemblies 51, and the nose bridge strip is sleeved on the nose bridge strip rotating shaft assembly 71; the cloth feeding driving mechanism 52 drives each cloth feeding rotating shaft assembly 51 to rotate and unwind cloth, and the nose bridge strip feeding driving mechanism 72 drives the nose bridge strip rotating shaft assembly 71 to rotate and unwind nose bridge strips; the unreeled cloth passes through the mask forming device 3 and the mask distributing device 4 after passing through the space between the roller 66 and the second cloth adjusting rod 64, and is finally wound on the cloth rim charge recycling rotating shaft assembly 82, and the conveying tension of each cloth is independently adjusted through each cloth adjusting assembly 6; the nose bridge strip feeding device 2 cuts the nose bridge strip and feeds the cut nose bridge strip into the mask forming device 3, the mask tooth roller 34 of the mask forming device 3 and the ultrasonic welding device 9 roll and weld the cloth layers, the nose bridge strip is clamped in the mask, and the mask hob roller 37 shears the mask from the cloth strip; according to the invention, the cloth conveying tension of the corresponding cloth can be quickly and conveniently adjusted independently through each cloth adjusting assembly 6, and each layer of cloth can be ensured to pass through the tooth roller and the ultrasonic welding device 9 at the same speed, so that the quality of the manufactured mask can be ensured.
It is understood that the foregoing description is only of the preferred embodiments of the invention, and that the invention is not limited to the specific details of construction, features and principles disclosed herein.
Claims (8)
1. Mask flaker of built-in bridge of the nose strip, its characterized in that: the mask processing sequence comprises a feeding frame (1) for erecting various fabrics and nose bridge strips, a nose bridge strip feeding device (2) for cutting the nose bridge strips and feeding the nose bridge strips into the mask, a mask forming device (3) for rolling and welding the mask, and a mask distributing device (4) for separating and conveying the formed mask to the next station, wherein the feeding frame (1) is provided with a fabric feeding device (5) for unreeling fabrics, a fabric regulating component (6) for regulating fabric conveying tension and a nose bridge strip feeding device (7) for unreeling the nose bridge strips, and the fabric feeding device (5) comprises a plurality of fabric feeding rotating shaft components (51) rotatably connected to the feeding frame (1) along the Y-axis direction, The cloth feeding driving mechanism (52) is used for driving the cloth feeding rotating shaft assemblies (51) to rotate, the number of the cloth adjusting assemblies (6) is the same as that of the cloth feeding rotating shaft assemblies (51), each cloth adjusting assembly (6) is respectively and correspondingly arranged with the corresponding cloth feeding rotating shaft assembly (51), a cloth sleeve is placed on the cloth feeding rotating shaft assembly (51), the output end of the cloth feeding driving mechanism (52) is in driving connection with the cloth feeding rotating shaft assembly (51), the nose bridge strip feeding device (7) comprises a nose bridge strip rotating shaft assembly (71) which is rotationally connected to the upper material frame (1) along the Z-axis direction and a nose bridge strip feeding driving mechanism (72) which is used for driving the nose bridge strip rotating shaft assembly (71) to rotate, the nose bridge strip is sleeved on the nose bridge strip rotating shaft assembly (71), and the output end of the nose bridge strip feeding driving mechanism (72) is in driving connection with the nose bridge strip rotating shaft assembly (71); the cloth adjusting assembly (6) comprises a cloth adjusting installation block (61), an adapter sleeve (62), a first cloth adjusting rod (63), a second cloth adjusting rod (64) and two rod connecting blocks (65), wherein the cloth adjusting installation block (61) is arranged on the feeding frame (1), the first cloth adjusting rod (63) is inserted on the cloth adjusting installation block (61) along the Y-axis direction through the adapter sleeve (62), the second cloth adjusting rod (64) is arranged side by side with the first cloth adjusting rod (63) through the two rod connecting blocks (65), and the first cloth adjusting rod (63) is sleeved with a roller (66); the cloth unreeled by the cloth feeding device (5) passes between the roller (66) and the second cloth adjusting rod (64); the mask forming device (3) comprises a mask forming mounting seat (31), the mask forming mounting seat (31) is sequentially provided with a first mask upper pressing roller (32), a mask tooth roller (34), a second mask upper pressing roller (35), a mask hob roller (37) and a third mask upper pressing roller (39) along the cloth advancing direction, a first mask lower pressing roller (33) is arranged below the first mask upper pressing roller (32), an ultrasonic welding device (9) is arranged below the mask tooth roller (34), a second mask lower pressing roller (36) is arranged below the second mask upper pressing roller (35), a mask hob roller (38) is arranged below the mask hob roller (37), the lower part of the third mask upper pressing roller (39) is provided with a third mask lower pressing roller (40), a mask feeding channel is formed between the first mask upper pressing roller (32) and the first mask lower pressing roller (33), an ultrasonic welding channel is formed between the mask tooth roller (34) and the ultrasonic welding device (9), a mask guiding channel is formed between the second mask upper pressing roller (35) and the second mask lower pressing roller (36), a mask blanking channel is formed between the mask hob roller (37) and the mask knife pillow roller (38), a mask discharging channel is formed between the third mask upper pressing roller (39) and the third mask lower pressing roller (40), and the first mask upper pressing roller (32), The mask forming device comprises a first mask lower pressing roller (34), a second mask upper pressing roller (35), a second mask lower pressing roller (36), a mask hob roller (37), a mask knife rest roller (38), a third mask upper pressing roller (39) and a third mask lower pressing roller (40), wherein the first mask lower pressing roller (34), the second mask upper pressing roller (35), the second mask upper pressing roller (36), the mask hob roller (37), the third mask upper pressing roller (39) and the third mask lower pressing roller (40) are respectively connected to a mask forming mounting seat (31) in a rotating mode, and the mask forming mounting seat (31) is used for driving the first mask upper pressing roller (32), the first mask lower pressing roller (33), the mask hob roller (34), the second mask upper pressing roller (35), the second mask lower pressing roller (36), the mask hob roller (37), the mask knife rest roller (38) and the mask forming mounting seat (31) to drive the first mask upper pressing roller (32) A mask forming power mechanism (401) which rotates the third mask upper press roller (39); the cloth unreeled by the cloth feeding device (5) and the nose bridge strip fed by the nose bridge strip feeding device (7) sequentially pass through the mask feeding channel, the ultrasonic welding channel, the mask guiding channel, the mask blanking channel and the mask discharging channel.
2. The mask flaker with built-in nose bridge strips of claim 1, wherein: the nose bridge strip feeding device (2) comprises a nose bridge strip mounting seat (21) and a nose bridge strip guide plate (22) arranged on the nose bridge strip mounting seat (21), nose bridge strip guide grooves (221) are formed in the nose bridge strip guide plate (22), the nose bridge strip mounting seat (21) is sequentially provided with a nose bridge strip feeding roller (23), a nose bridge strip blanking roller (24) and a nose bridge strip upper pressing roller (26) along the advancing direction of the nose bridge strip, a nose bridge strip knife pillow roller (25) is arranged below the nose bridge strip blanking roller (24), a nose bridge strip lower pressing roller (27) is arranged below the nose bridge strip upper pressing roller (26), a nose bridge strip blanking channel is formed between the nose bridge strip blanking roller (24) and the nose bridge strip knife pillow roller (25), a nose bridge strip discharging channel is formed between the nose bridge strip upper pressing roller (26) and the nose bridge strip lower pressing roller (27), the nose bridge strip feeding roller (23), the nose bridge strip blanking roller (24), the nose bridge strip knife pillow roller (25), the nose bridge strip upper pressing roller (26) and the nose bridge strip lower pressing roller (27) are respectively and rotatably connected to the nose bridge strip mounting seat (21), and the nose bridge strip mounting seat (21) is provided with a nose bridge strip cutting mechanism (24) for driving the nose bridge strip cutting mechanism to rotate. The bridge strip unreeled by the bridge strip feeding device (7) is fed from one end of the bridge strip guiding groove (221), and the bridge strip fed into the bridge strip guiding groove (221) sequentially passes through the bridge strip blanking channel and the bridge strip discharging channel.
3. The mask flaker with built-in nose bridge strips of claim 2, wherein: and a nose bridge strip guide block (29) is arranged between the nose bridge strip blanking channel and the nose bridge strip discharging channel, and the nose bridge strip guide block (29) is formed with a trapezoid groove (291) with an opening gradually reduced along the advancing direction of the nose bridge strip.
4. The mask flaker with built-in nose bridge strips of claim 2, wherein: the nose bridge strip guide groove (221) of the nose bridge strip guide plate (22) is covered with a cover plate (30), and the cover plate (30) is made of transparent acrylic material; the nose bridge strip guide groove (221) is provided with a trapezoid groove (291) which gradually reduces along the advancing direction of the nose bridge strip at one end of the nose bridge strip.
5. The mask flaker with built-in nose bridge strips of claim 2, wherein: the nose bridge strip guide groove (221) is rotatably connected with a roller (231) at the lower position of the nose bridge strip feeding roller (23), and a nose bridge strip feeding channel is formed between the nose bridge strip feeding roller (23) and the roller (231).
6. The mask flaker with built-in nose bridge strips of claim 1, wherein: the cloth rim charge recycling device (8) comprises a cloth rim charge recycling frame (81), a cloth rim charge recycling rotating shaft assembly (82) rotatably connected to the cloth rim charge recycling frame (81), and a cloth rim charge recycling driving mechanism (83) for driving the cloth rim charge recycling rotating shaft assembly (82) to rotate, wherein the cloth rim charge recycling driving mechanism (83) is arranged on the cloth rim charge recycling frame (81), and the output end of the cloth rim charge recycling driving mechanism (83) is in driving connection with the cloth rim charge recycling rotating shaft assembly (82); cloth unreeled by the cloth feeding device (5) is wound on the cloth rim charge recycling rotating shaft assembly (82) after passing through the cloth adjusting assembly (6), the mask forming device (3) and the mask distributing device (4) in sequence.
7. The mask flaker with built-in nose bridge strips of claim 1, wherein: two discs (73) have been cup jointed in bridge of the nose strip pivot subassembly (71), and a plurality of bar holes (731) have been seted up along circumference direction equipartition to disc (73), and bar hole (731) set up along disc (73) radial direction, have spliced bridge of the nose strip vaulting pole (74) along disc (73) axial direction in bar hole (731).
8. The mask flaker with built-in nose bridge strips of claim 1, wherein: the mask distributing device (4) comprises a mask distributing frame (41), a mask conveying mechanism (42) used for conveying the separated mask to the next station, a dividing piece (43) used for separating the mask from cloth and a distributing press roller (44) used for flattening the separated mask are arranged on the mask distributing frame (41), the mask conveying mechanism (42) comprises a mask conveying driving roller (421), a mask conveying driven roller (422), a conveying belt (423) and a mask conveying power mechanism (424), the mask conveying driving roller (421) and the mask conveying driven roller (422) are respectively and rotatably connected to the mask distributing frame (41), and the conveying belt (423) is wound on the mask conveying driving roller (421) and the mask conveying driven roller (422), and the output end of the mask conveying power mechanism (424) is in driving connection with the mask conveying driving roller (421).
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| CN202010980486.5A CN111955833B (en) | 2020-09-17 | 2020-09-17 | Mask flaker with built-in nose bridge strips |
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| CN202010980486.5A CN111955833B (en) | 2020-09-17 | 2020-09-17 | Mask flaker with built-in nose bridge strips |
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| CN111955833B true CN111955833B (en) | 2024-05-24 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112590223B (en) * | 2020-11-25 | 2023-02-03 | 山东康乃尔材料科技有限公司 | Equipment for continuously producing mask composite cloth |
| CN112456210A (en) * | 2020-12-22 | 2021-03-09 | 江苏省普菲柯医疗器械总厂 | Blowing device of plane gauze mask machine |
| CN112644138B (en) * | 2020-12-25 | 2024-08-30 | 无锡奥特维智能装备有限公司 | Multilayer melt-blown cloth pressure bonding device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001088220A (en) * | 1999-09-24 | 2001-04-03 | Brother Ind Ltd | Ultrasonic fusing and cutting apparatus |
| CN102028316A (en) * | 2009-09-25 | 2011-04-27 | 康那香企业股份有限公司 | Method for manufacturing plain face mask and product thereof |
| CN107455821A (en) * | 2016-10-29 | 2017-12-12 | 仙桃市犇牛机械制造有限公司 | One kind automation mouth mask beats piece and welding inter process attachment means |
| CN111567973A (en) * | 2020-06-09 | 2020-08-25 | 滕春根 | Medical mask piece-making machine |
| CN111572032A (en) * | 2020-06-01 | 2020-08-25 | 张家港市舜辰机械有限公司 | Mask piece forming machine |
| CN212697859U (en) * | 2020-09-17 | 2021-03-16 | 东莞朗景智能科技有限公司 | Mask sheet making machine with built-in nose bridge strip |
-
2020
- 2020-09-17 CN CN202010980486.5A patent/CN111955833B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001088220A (en) * | 1999-09-24 | 2001-04-03 | Brother Ind Ltd | Ultrasonic fusing and cutting apparatus |
| CN102028316A (en) * | 2009-09-25 | 2011-04-27 | 康那香企业股份有限公司 | Method for manufacturing plain face mask and product thereof |
| CN107455821A (en) * | 2016-10-29 | 2017-12-12 | 仙桃市犇牛机械制造有限公司 | One kind automation mouth mask beats piece and welding inter process attachment means |
| CN111572032A (en) * | 2020-06-01 | 2020-08-25 | 张家港市舜辰机械有限公司 | Mask piece forming machine |
| CN111567973A (en) * | 2020-06-09 | 2020-08-25 | 滕春根 | Medical mask piece-making machine |
| CN212697859U (en) * | 2020-09-17 | 2021-03-16 | 东莞朗景智能科技有限公司 | Mask sheet making machine with built-in nose bridge strip |
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