CN115961396A - Antibacterial nylon yarn and production method thereof - Google Patents
Antibacterial nylon yarn and production method thereof Download PDFInfo
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- CN115961396A CN115961396A CN202211079803.1A CN202211079803A CN115961396A CN 115961396 A CN115961396 A CN 115961396A CN 202211079803 A CN202211079803 A CN 202211079803A CN 115961396 A CN115961396 A CN 115961396A
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- 239000004677 Nylon Substances 0.000 title claims abstract description 263
- 229920001778 nylon Polymers 0.000 title claims abstract description 263
- 230000000844 anti-bacterial effect Effects 0.000 title claims abstract description 230
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 239000004744 fabric Substances 0.000 claims abstract description 73
- 230000002093 peripheral effect Effects 0.000 claims abstract description 4
- 239000010410 layer Substances 0.000 claims description 226
- 239000007788 liquid Substances 0.000 claims description 45
- 239000000463 material Substances 0.000 claims description 45
- 239000000839 emulsion Substances 0.000 claims description 22
- 238000003860 storage Methods 0.000 claims description 19
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000001965 increasing effect Effects 0.000 claims description 14
- 239000012790 adhesive layer Substances 0.000 claims description 13
- 230000003115 biocidal effect Effects 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000000465 moulding Methods 0.000 claims description 11
- 238000002791 soaking Methods 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 6
- 238000007493 shaping process Methods 0.000 claims description 4
- 239000004952 Polyamide Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229920002647 polyamide Polymers 0.000 claims description 3
- 238000002360 preparation method Methods 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 description 14
- 238000005498 polishing Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000035699 permeability Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 3
- 238000007599 discharging Methods 0.000 description 3
- 230000000149 penetrating effect Effects 0.000 description 3
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- 239000012768 molten material Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000002344 surface layer Substances 0.000 description 2
- 238000009966 trimming Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
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- 241000234314 Zingiber Species 0.000 description 1
- 235000006886 Zingiber officinale Nutrition 0.000 description 1
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- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 235000008397 ginger Nutrition 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002346 layers by function Substances 0.000 description 1
- 239000011259 mixed solution Substances 0.000 description 1
- 229920009441 perflouroethylene propylene Polymers 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
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- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention relates to an antibacterial nylon yarn which comprises a nylon yarn main body, wherein an antibacterial layer is arranged on the nylon yarn main body, the antibacterial layer wraps the whole peripheral surface of the nylon yarn main body, a nylon yarn main body part pit is arranged on the surface of the nylon yarn main body, a nylon yarn main body part embedding block filled in the nylon yarn main body part pit is arranged on the antibacterial layer, and the nylon yarn main body part pit is printed out of textures of a fabric. The invention also provides a method for producing the antibacterial nylon yarn by using the nylon yarn production device. The nylon yarn has the advantages that the nylon yarn main body can be universal, the antibacterial layer arranged in a covering mode can have an antibacterial effect when falling off along the whole circumferential direction of the nylon yarn main body, and the problem that the nylon yarn does not have an antibacterial function after the antibacterial layer falls off along the whole circumferential direction of the nylon yarn main body when the nylon yarn main body of the existing antibacterial nylon yarn is not universal and the antibacterial layer is arranged in the covering mode is solved.
Description
Technical Field
The invention relates to the technical field of same yarn production, in particular to an antibacterial nylon yarn and a production method thereof.
Background
The yarn is made of wrapping yarn, elastic yarn, nylon yarn and the like, in order to add an auxiliary function to the yarn, the antibacterial nylon yarn with the antibacterial function is designed, and the existing method for making the antibacterial nylon yarn with the antibacterial function is to add an antibacterial material into a material for making the nylon yarn and then make the nylon yarn through a textile process. The antibacterial nylon yarn is manufactured by adding the antibacterial material into the material for manufacturing the nylon yarn to form a mixed solution, and has the following defects: when the antibacterial nylon yarns with different antibacterial effects are manufactured, nylon yarn liquid cannot be shared, and all materials need to be replaced when varieties are changed, so that the waste of the materials for manufacturing the nylon yarns is large. If the nylon yarn is manufactured firstly and then the auxiliary functional layer is covered in a color paste surface coloring mode, the nylon yarn has no antibacterial function when the antibacterial layer falls off along the whole circumferential direction of the nylon yarn main body; the antibacterial nylon yarn manufactured by the prior art is of a cylinder structure with equal diameter, is easy to be pasted on a body when being woven into cloth, and has poor air permeability.
Disclosure of Invention
The first purpose of the invention is to provide the antibacterial nylon yarn which has the antibacterial effect when the antibacterial layer arranged in the covering mode of the nylon yarn main body falls off along the whole circumferential direction of the nylon yarn main body and has the universality, and solve the problem that the nylon yarn does not have the antibacterial function after the antibacterial layer falls off along the whole circumferential direction of the nylon yarn main body when the nylon yarn main body of the existing antibacterial nylon yarn is not universal and the antibacterial layer is arranged in the covering mode.
The second purpose of the invention is to provide the antibacterial nylon yarn with good air permeability when being woven into cloth, and solve the problem of poor air permeability when being woven into cloth.
The technical problem is solved by the following technical scheme: the antibacterial nylon yarn comprises a nylon yarn main body and is characterized in that an antibacterial layer is arranged on the nylon yarn main body, the antibacterial layer wraps the whole circumferential surface of the nylon yarn main body, nylon yarn main body portion pits are formed in the surface of the nylon yarn main body, the antibacterial layer is provided with nylon yarn main body portion embedding blocks filled in the nylon yarn main body portion pits, the nylon yarn main body portion embedding blocks are integrally formed with the antibacterial layer, the materials of the nylon yarn main body portion embedding blocks are the same as those of the antibacterial layer, and the nylon yarn main body portion pits are printed out of textures of a fabric. According to the technical scheme, the antibacterial layer covers the nylon yarn main body, so that the nylon yarn main body can be used commonly when the antibacterial nylon yarns with different antibacterial effects are manufactured, and only the antibacterial liquid needs to be replaced without replacing the liquid of the nylon yarn main body when the varieties are replaced. Holes in the plane direction of the fabric exist inside the woven fabric, so that the water absorption performance can be improved. When the antibacterial layer falls off along the whole circumferential direction of the nylon yarn main body, the antibacterial material (embedded block) is still positioned in the nylon yarn main body, so that the antibacterial nylon yarn still has an antibacterial effect.
Preferably, the nylon yarn main body is provided with a plurality of nylon yarn main body annular grooves extending along the circumferential direction of the nylon yarn main body, the nylon yarn main body annular grooves are distributed along the extending direction of the nylon yarn main body, and the antibacterial layer part corresponding to the nylon yarn main body annular grooves is provided with antibacterial layer part annular grooves. The surface sets up the ring channel, and the unevenness on surface increases when the establishment is the fabric to can be difficult to the laminating on the health, the gas permeability can improve. After the fabric is made, the yarn is not easy to shift. The second object of the invention is achieved.
Preferably, the cross section of the nylon yarn main body is circular, and a generatrix of the annular groove at the antibacterial layer part is an arc line; the radius of the antibacterial nylon yarn is larger than or smaller than the radius of a circle where the arc-shaped line is located, and the radius of the antibacterial nylon yarn is the sum of the radius of the nylon yarn main body and the thickness of the antibacterial layer. When the fabric can be prevented from being manufactured, if the longitude and latitude cross points are positioned on one of the longitude and latitude yarns, the annular grooves of the antibacterial layer part cannot be distributed in the annular grooves of the antibacterial layer part, so that the breathable sweat-absorbing effect can be ensured.
Preferably, the radius of the nylon yarn is larger than that of a circle where the arc-shaped line is located. The capability of ensuring the air permeability and sweat absorption effect is better.
Preferably, the distance between the annular grooves of the two adjacent antibacterial layer parts is greater than the diameter of the antibacterial nylon yarn and less than twice of the diameter of the antibacterial nylon yarn, and the diameter of the antibacterial nylon yarn is the sum of the diameter of the main body of the nylon yarn and the thickness of twice of the antibacterial layer. After the fabric is manufactured, the effect that the yarn is not easy to shift is better, and the surface unevenness is larger.
Preferably, the surface of the annular groove of the main body part of the nylon yarn is provided with an annular groove pit, the antibacterial layer is provided with an annular groove embedded block filled in the annular groove pit, the annular groove embedded block and the antibacterial layer are integrally formed together, the material of the annular groove embedded block is the same as that of the antibacterial layer, and the annular groove pit is printed out by the texture of the fabric. The anti-dropping effect of the antibacterial layer can be further improved.
The invention also provides an antibacterial nylon yarn production method, which comprises a nylon yarn main body continuous forming mechanism, an antibacterial liquid storage tank, a storage tank part traction roller pair, an antibacterial layer finishing device and a finishing device part traction roller pair which are sequentially arranged, wherein the nylon yarn main body continuous forming mechanism comprises two nylon yarn main body forming belts distributed along the vertical direction and a heating tank sleeved in the middle of the two nylon yarn main body forming belts, the main body forming belts comprise front driving rollers, rear driving rollers, an annular belt and a driving motor for driving the front driving rollers to rotate, the annular belt is simultaneously sleeved on the front driving rollers and the rear driving rollers and is driven to rotate by the front driving rollers and the rear driving rollers, annular belt part annular grooves extending along the extending direction of the annular belt are arranged on the peripheral surface of the annular belt, the annular belt part annular grooves are distributed along the width direction of the annular belt, a plurality of annular belt part male dies distributed along the extending direction of the annular belt part are arranged in the annular groove, the annular male dies extend from one side end surface of the annular belt part to the other side end surface of the annular belt part in the width direction, the annular belt part annular belt are abutted together, two annular belt part annular belt forming belts abut against the main body forming part of the annular belt part, two annular belt forming belts, two annular belt forming grooves on the annular belt forming parts are correspondingly connected with the lifting and connected with the finishing device, the two female die plate forming mechanism in a lifting and connected together; the opposite surfaces of the two templates are provided with template part straight grooves extending along the conveying direction of the main body forming belt, the template part straight grooves are distributed along the width direction of the annular belt, a plurality of template part convex dies distributed along the extending direction of the template part straight grooves are arranged in the template part straight grooves, and the template part convex dies extend from one side end surface to the other side end surface of the template part straight grooves in the width direction; when the two templates are closed, the template part straight grooves on the two templates are aligned one by one to form a plurality of antibacterial layer forming cavities, and the template part convex dies are butted together one by one to form an antibacterial layer part annular groove forming convex die; the process for manufacturing the antibacterial nylon yarn comprises the following steps: A. adding a material for manufacturing a nylon yarn main body into a nylon yarn main body forming cavity from the rear end of a main body forming belt, wherein the material is granular, the material moves along with the annular belt, the material is melted into a molten state when passing through the heating box, the molten material moves along with the annular belt, leaves the heating box and is solidified into a plurality of nylon yarn main bodies distributed along the horizontal direction, and the annular belt is formed into a nylon yarn main body part annular groove through a male die; B. the nylon yarn main body passes through the antibacterial liquid storage box and is soaked by the antibacterial liquid in the antibacterial liquid storage box; C. the forming of the antibacterial layer specifically comprises the following steps: c1, early preparation: when the two templates are in a separated state, the nylon yarn main body is positioned between the two templates through a traction wheel pair, the nylon yarn main body is aligned with the straight grooves of the template part in a one-to-one correspondence manner, and the annular grooves of the main body part are aligned with the male dies of the template part in a one-to-one correspondence manner; c2, solidifying and shaping the antibacterial layer: the two template lifting mechanisms drive the two templates to be closed, the antibacterial liquid on the nylon yarn main body in the templates is solidified to form an antibacterial layer, the template lifting mechanisms drive the two templates to be separated, the nylon yarn main body and the antibacterial layer form antibacterial nylon yarns, the antibacterial layer forming cavity forms the antibacterial layer, the antibacterial layer part annular groove forming male die forms the antibacterial layer part annular groove, and the traction roller drives the antibacterial nylon yarns to move forwards by a distance which is one time of the length of the templates and then stops; and C2 is repeated to continuously produce the antibacterial nylon yarn. Can be used for manufacturing the antibacterial nylon yarn with the antibacterial layer in a covering mode and the surface provided with the annular grooves. The antibacterial nylon yarn with the annular groove on the surface can not be manufactured by adopting the existing spinning process.
Preferably, the antibacterial liquid storage tank is sequentially provided with a feed end reversing roller, a middle reversing roller and a discharge end reversing roller, and the middle reversing roller is lower than the feed end reversing roller and the discharge end reversing roller; during the use, feed end switching-over roller and discharge end switching-over roller are located the top of the liquid level of the antibiotic liquid in the antibiotic liquid bin, and the downside of middle switching-over roller is located the below of the liquid level of the antibiotic liquid in the antibiotic liquid bin, and the polyamide fibre yarn main part passes through the upside of feed end switching-over roller, the downside of middle switching-over roller and the upside of discharge end switching-over roller in proper order. The antibacterial liquid can be conveniently transferred to the nylon yarn main body.
Preferably, the device also comprises a supporting roller positioned at the feeding end of the antibacterial layer trimming device. The reliability of the shaping of the annular groove of the antibacterial layer part can be ensured.
Preferably, the device also comprises two hair-throwing rollers which are aligned along the vertical direction and are positioned between the antibacterial liquid storage tank and the main body forming belt, and a hair-throwing roller driving motor for driving the hair-throwing rollers to rotate, wherein each hair-throwing roller comprises a hair-throwing roller main body and a plurality of needles arranged on the surface of the hair-throwing roller; when the nylon yarn polishing machine is used, a nylon yarn main body penetrates through the space between the two wool throwing rollers, and the needles pierce a plurality of nylon yarn main body pits on the nylon yarn main body; the antibacterial layer can be embedded in the nylon yarn main body, so that the antibacterial layer is not easy to fall off.
Preferably, the needles pierce annular groove pits in the annular grooves of the main body of the nylon yarn. The connecting effect of the antibacterial layer and the nylon yarn main body can be further improved, and the antibacterial layer cannot fall off completely, so that the antibacterial effect can be prevented from being lost due to the fact that the antibacterial layer falls off completely.
Preferably, the nylon yarn molding device further comprises a feed hopper, wherein the feed hopper is provided with a plurality of discharge nozzles which are correspondingly arranged at the inlet end of the nylon yarn main body molding cavity in a penetrating manner one by one; the material is added into the feed hopper and is conveyed into the nylon yarn main body molding cavity through the discharge nozzle. The convenience when the material is input into the molding cavity of the ginger teacher main body can be improved.
Preferably, a plurality of clamping rollers are arranged in an annular area defined by the two annular belts in a penetrating mode, the clamping rollers are distributed along the conveying direction of the main body forming belt, the clamping rollers in the two annular belts are aligned in a one-to-one correspondence mode to clamp the aligned parts of the two annular belts, and the materials are prevented from overflowing out of the main body forming cavity of the nylon yarn along the width direction of the annular belts. The reliability of the nylon yarn main body can be improved.
Preferably, the annular belt comprises a top layer and a bottom layer which are bonded together through an adhesive layer, the top layer comprises a top layer base fabric and a release layer covered on the surface of the top layer base fabric, the bottom layer comprises a bottom layer base fabric and a resistance-increasing layer covered on the surface of the bottom layer base fabric, the top layer base fabric is woven by top layer warp yarns and top layer weft yarns, the bottom layer base fabric is woven by bottom layer warp yarns and bottom layer weft yarns, the release layer has the same texture as the top layer base fabric, the roughness of the release layer is 1-3 um, an annular belt part annular groove extending along the belt extending direction for producing the antibacterial nylon yarn is arranged on the top side of the top layer, the annular belt part annular groove is distributed along the width direction of the annular belt, a plurality of annular belt part male dies distributed along the flat belt part straight groove extending direction are arranged in the annular belt part annular groove, and the annular male dies extend from one side end face of the annular belt part straight groove width direction to the other side end face. When the nylon yarn main body forming die is used, the annular groove of the annular belt part on the part where the two annular belts abut against each other is encircled to form a nylon yarn main body forming cavity, and the concave convex dies of the annular belt part on the part where the two annular belts abut against each other are abutted together to be encircled to form a nylon yarn main body annular groove forming convex die. Thereby being used for manufacturing the nylon yarn main body with the annular groove on the surface. The release layer is arranged, so that the nylon yarn main body can be reliably separated from the annular belt, and pits with texture structures are formed on the surface of the nylon yarn main body by using textures on the release layer, so that the antibacterial layer can be more durable when the antibacterial layer is covered on the surface. The resistance increasing layer can improve the reliability of the endless belt when the endless belt is driven to rotate by the driving roller.
Preferably, the base fabric of the base layer is a plain fabric, and the resistance increasing layer has the same texture as the base fabric of the base layer. The friction coefficient of the resistance-increasing layer can be increased.
Preferably, the release layer is formed by soaking the top layer base cloth into a release material emulsion in a fluid state and then taking out and curing; the resistance increasing layer is formed by soaking the bottom layer base cloth into the resistance increasing material emulsion in a fluid state and then taking out and solidifying the base cloth. The release layer and the resistance-increasing layer are conveniently formed.
Preferably, a plurality of rigid ribs extending along the extension direction of the flat belt for producing the antibacterial nylon yarns are arranged in the adhesive layer, the rigid ribs are of bendable structures, the rigid ribs and the flat belt straight grooves are arranged at intervals, and the number of the rigid ribs is one more than that of the flat belt straight grooves. The invention can improve the defect that the annular belt is not easy to deform when being clamped after being manufactured into the annular belt.
The invention has the following beneficial effects: the antibacterial function is realized by covering the antibacterial layer, so that the main body of the nylon yarn can be used commonly, and the damage during variety changing can be reduced; the surface is provided with the annular groove, so that the air permeability and the water absorption of the fabric can be improved; the embedded block is arranged, so that the antibacterial durability of the antibacterial layer can be improved; the method provides a new technical concept and different manufacturing schemes of the antibacterial yarn, and the scheme can realize the production of the sand with the ring grooves on the surface; the annular belt is formed by double-layer woven fabric, has higher strength under the condition that the thickness of the belt is the same, and the belt is manufactured by changing the diameter of the yarn to be equivalent to the thickness of the belt with a double-layer structure, so that the strength of a single layer is smaller than that of the double layer, the dosage of emulsion (release emulsion and resistance-increasing emulsion) during surface treatment is large, the material quantity for manufacturing the belt is large, and the cost of the single layer is higher than that of the double layer; the belt is designed into a double structure, so that the top layer and the surface layer have different characteristics in a soaking mode, and the release property of the surface layer and the resistance increasing property of the bottom layer are met; unevenness of the surface of the nylon yarn main body is achieved through texture of the fabric, and the embedded block can be conveniently formed after the antibacterial layer is covered, so that the antibacterial effect is eliminated due to abrasion.
Drawings
FIG. 1 is a schematic longitudinal cross-sectional view of an antibacterial nylon yarn;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
FIG. 3 is a schematic view of an antibacterial nylon yarn production apparatus;
FIG. 4 is a schematic longitudinal cross-sectional view of two forms when closed;
FIG. 5 is a schematic cross-sectional view B-B of FIG. 3;
FIG. 6 is a cross-sectional schematic view of an endless belt;
FIG. 7 is a schematic view of an upper and a lower squeeze rolls extruding a flat belt for producing antibacterial nylon yarn for manufacturing;
FIG. 8 is a schematic view of an upper squeeze roll;
FIG. 9 is a schematic view of the upper squeeze roll as projected along direction D of FIG. 8;
FIG. 10 is an enlarged view of a second embodiment of an antibacterial nylon yarn;
FIG. 11 is a schematic view of an apparatus for producing an antibacterial nylon yarn according to the second embodiment;
fig. 12 is a partially enlarged schematic view at C of fig. 11.
In the figure: the nylon yarn comprises a nylon yarn main body 1, an antibacterial layer 2, a nylon yarn main body part embedding block 3, an annular groove part embedding block 4, an antibacterial layer part annular groove 39, a nylon yarn main body forming belt 5, an antibacterial liquid storage tank 6, an antibacterial layer finishing device 7, a finishing device part traction roller pair 8, a heating tank 9, a front driving roller 10, a rear driving roller 30, an annular belt 31, an annular belt part annular groove 11, an annular belt part convex mold 12, a mold plate 13, a mold plate lifting mechanism 14, a mold plate part straight groove 15, a mold plate part convex mold 32, a feeding end reversing roller 16, an intermediate reversing roller 17, a discharging end reversing roller 18, a supporting roller 19, a feed hopper 20, a discharging nozzle 21, a clamping roller 22, a rigid ring 23, an upper extrusion roller 24, a lower extrusion roller 25, an annular bulge 26, an arc-shaped groove 27, a polishing roller 28, a nylon needle 29, an adhesive layer 33, a top layer 34, a bottom layer 35, a storage box part traction roller pair 36, an antibacterial yarn 37 and antibacterial liquid 38.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 9, an antibacterial nylon yarn 37 comprises a nylon yarn main body 1. The main body of the nylon yarn is provided with an antibacterial layer 2 which wraps the whole circumference of the main body of the nylon yarn. The nylon yarn comprises a nylon yarn main body, an antibacterial layer, a nylon yarn main body embedding block 3, an annular groove portion pit, an annular groove portion embedding block 4, an annular groove portion embedding block and an antibacterial layer, wherein the nylon yarn main body is arranged on the surface of the nylon yarn main body, the nylon yarn main body embedding block is filled in the nylon yarn main body pit, the annular groove portion pit is arranged on the surface of an annular groove portion groove, the antibacterial layer is provided with the annular groove portion embedding block 4 which is filled in the annular groove portion pit, the nylon yarn main body embedding block and the antibacterial layer are integrally formed together, the nylon yarn main body embedding block is made of the same material as that of the antibacterial layer, the annular groove portion embedding block and the antibacterial layer are integrally formed together, the annular groove portion embedding block is made of the same material as that of the antibacterial layer, and the nylon yarn main body pit and the annular groove portion pit are printed out of textures of fabrics. The nylon yarn main body is provided with a plurality of nylon yarn main body annular grooves extending along the circumferential direction of the nylon yarn main body, the nylon yarn main body annular grooves are distributed along the extending direction of the nylon yarn main body, and the antibacterial layer part annular grooves 39 are arranged at the positions of the antibacterial layer corresponding to the nylon yarn main body annular grooves. The cross section of the nylon yarn main body is circular, and a generatrix of the annular groove at the antibacterial layer part is an arc line; the radius of the antibacterial nylon yarn is greater than or less than the radius of the circle where the arc-shaped line is located, the radius of the antibacterial nylon yarn is the sum of the radius of the nylon yarn main body and the thickness of the antibacterial layer, and specifically, the radius of the nylon yarn is greater than the radius of the circle where the arc-shaped line is located in the embodiment. The distance between the two adjacent annular grooves of the antibacterial layer part is larger than the diameter of the antibacterial nylon yarn and smaller than twice of the diameter of the antibacterial nylon yarn, and the diameter of the antibacterial nylon yarn is the sum of the diameter of the main body of the nylon yarn and the thickness of twice of the antibacterial layer.
The method for producing the antibacterial nylon yarn is carried out by an antibacterial nylon yarn production device, and the antibacterial nylon yarn production device comprises a nylon yarn main body continuous forming mechanism, an antibacterial liquid storage tank 6, a storage tank part traction roller pair 36, an antibacterial layer finishing device 7 and a finishing device part traction roller pair 8 which are sequentially arranged. The discharging traction roller is driven by a traction motor. The continuous nylon yarn main body forming mechanism comprises two nylon yarn main body forming belts 5 which are distributed along the vertical direction and a heating box 9 which is sleeved at the middle parts of the two nylon yarn main body forming belts, wherein each main body forming belt comprises a front driving roller 10, a rear driving roller 30, an annular belt 31 and a driving motor which drives the front driving roller to rotate. The annular belt is sleeved on the front driving roller and the rear driving roller and is driven to rotate by the front driving roller and the rear driving roller, an annular belt part annular groove 11 extending along the extension direction of the annular belt is arranged on the peripheral surface of the annular belt, the section of the annular belt is of a flat structure, the annular belt part annular grooves are distributed along the width direction of the annular belt, a plurality of annular belt part male dies 12 distributed along the extension direction of the annular belt part annular grooves are arranged in the annular belt part annular grooves, the annular belt part male dies extend from one side end face to the other side end face in the width direction of the annular belt part annular groove, the annular belts of the two main body forming belts are abutted together, the annular belt part annular grooves on the portions where the two annular belts are abutted together are enclosed into a nylon yarn main body forming cavity, and the annular pit belt part male dies on the portions where the two annular belts are abutted together and enclosed into a nylon yarn main body part annular groove forming male die. The antibacterial layer trimming device comprises two templates 13 distributed along the vertical direction and two template lifting mechanisms 14 (specifically cylinders) for driving the two templates to be separated and combined in a one-to-one correspondence manner; the opposite surfaces of the two templates are provided with template part straight grooves 15 extending along the conveying direction of the main body forming belt, the template part straight grooves are distributed along the width direction of the annular belt, a plurality of template part male dies 32 distributed along the extending direction of the template part straight grooves are arranged in the template part straight grooves, and the template part male dies extend from one side end surface of the template part straight grooves to the other side end surface; when the two templates are closed, the template part straight grooves on the two templates are aligned one by one to form a plurality of antibacterial layer forming cavities, and the template part convex dies are butted together one by one to form the antibacterial layer part annular groove forming convex dies.
The specific process for manufacturing the antibacterial nylon yarn comprises the following steps: A. adding a material for manufacturing a nylon yarn main body into a nylon yarn main body forming cavity from the rear end of a main body forming belt, wherein the material is granular, the material moves along with the annular belt, the material is melted into a molten state when passing through the heating box, the molten material moves along with the annular belt, leaves the heating box and is solidified into a plurality of nylon yarn main bodies distributed along the horizontal direction, and the annular belt is formed into a nylon yarn main body part annular groove through a male die; B. the main body of the nylon yarn is soaked by the antibacterial liquid 38 in the antibacterial liquid storage tank after passing through the antibacterial liquid storage tank; C. the forming of the antibacterial layer specifically comprises the following steps: c1, early preparation: when the two templates are in a separated state, the nylon yarn main body is positioned between the two templates through a traction wheel pair, the nylon yarn main body is aligned with the straight grooves of the template parts in a one-to-one correspondence manner, and the annular grooves of the main body part are aligned with the male dies of the template parts in a one-to-one correspondence manner; c2, solidifying and shaping the antibacterial layer: the two template lifting mechanisms drive the two templates to fold, antibacterial liquid on a nylon yarn main body positioned in the templates is solidified to form an antibacterial layer, the template lifting mechanisms drive the two templates to separate, the nylon yarn main body and the antibacterial layer form antibacterial nylon yarns, an antibacterial layer forming cavity forms the antibacterial layer, an antibacterial layer part annular groove forming male die forms an antibacterial layer part annular groove, and the traction roller drives the antibacterial nylon yarns to move forwards by a distance which is one time of the length of the templates and then stops; c2 is repeated to continuously produce the antibacterial nylon yarn 37. The antibacterial liquid storage tank is further sequentially provided with a feed end reversing roller 16, a middle reversing roller 17 and a discharge end reversing roller 18, and the middle reversing roller is lower than the feed end reversing roller and the discharge end reversing roller; during the use, feed end switching-over roller and discharge end switching-over roller are located the top of the liquid level of the antibiotic liquid in the antibiotic liquid bin, and the downside of middle switching-over roller is located the below of the liquid level of the antibiotic liquid in the antibiotic liquid bin, and the polyamide fibre yarn main part is in proper order through the upside of feed end switching-over roller, the downside of middle switching-over roller and the upside of discharge end switching-over roller. Further comprises a supporting roller 19 positioned at the feeding end of the antibacterial layer finishing device.
The nylon yarn molding device further comprises a feed hopper 20, wherein the feed hopper is provided with a plurality of discharge nozzles 21 which are correspondingly arranged at the inlet end of the nylon yarn main body molding cavity in a penetrating manner; the material is added in the feed hopper and is conveyed into a nylon yarn main body molding cavity through the discharge nozzle. A plurality of clamping rollers 22 penetrate through an annular area defined by the two annular belts, the clamping rollers are distributed along the conveying direction of the main body forming belt, the clamping rollers in the two annular belts are correspondingly aligned one by one to clamp the aligned parts of the two annular belts, and the materials are prevented from overflowing out of the main body forming cavity of the nylon yarn along the width direction of the annular belts.
The annular belt comprises a top layer 34 and a bottom layer 35 which are bonded together through an adhesive layer 33, the top layer comprises a top layer base cloth and a release layer covered on the surface of the top layer base cloth, the bottom layer comprises a bottom layer base cloth and a resistance increasing layer covered on the surface of the bottom layer base cloth, the top layer base cloth is woven by top layer warp yarns and top layer weft yarns, the bottom layer base cloth is woven by bottom layer warp yarns and bottom layer weft yarns, the release layer has the same texture as the top layer base cloth, the roughness of the release layer is 1 um-3 um, an annular belt part annular groove 11 extending along the belt extending direction for producing the antibacterial nylon yarns is arranged on the top side of the top layer, the annular belt part annular groove is distributed along the width direction of the annular belt, a plurality of annular belt part male dies 12 distributed along the straight groove extending direction of the flat belt part are arranged in the annular belt part annular groove, and the annular belt part male dies extend to the other side end face from one side end face of the straight groove width direction of the annular belt part. The base cloth of the bottom layer part is plain cloth, and the resistance-increasing layer has the same texture as the base cloth of the bottom layer part. The release layer is formed by soaking the top layer base cloth into a release material emulsion in a fluid state and then taking out the base cloth and curing the base cloth; the resistance increasing layer is formed by soaking the base cloth at the bottom layer into the resistance increasing material emulsion in a fluid state and then taking out and solidifying the base cloth. Specifically, the bottom base cloth is glass fiber cloth. The release layer is made of polytetrafluoroethylene, the resistance increasing layer is made of fluorinated ethylene propylene, and the bonding layer is made of polyvinyl alcohol. The adhesive layer is internally provided with a plurality of rigid rings 23 (made of steel wires) extending along the extension direction of the anti-annular belt, the rigid rings are of bendable structures and are arranged at intervals with the annular grooves of the annular belt part, and the number of the rigid rings is one more than that of the annular grooves of the annular belt part. The release layer of the annular belt has the same texture as the top layer base cloth, and when the nylon yarn main body is formed, the texture is printed on the surface of the nylon yarn to form an annular groove pit and a nylon yarn main body pit on the antibacterial nylon yarn, so that the antibacterial liquid enters the pits when being soaked in the nylon main body in a covering manner, and a nylon yarn main body embedded block and an annular groove embedded block are formed.
The method for manufacturing the annular belt comprises the following steps of A, manufacturing the flat belt, wherein the method comprises the following steps: a1, soaking a top layer base cloth into a release material emulsion for manufacturing a release layer, taking out the top layer base cloth, adhering the release material emulsion to the top layer base cloth, solidifying the release material emulsion adhered to the top layer base cloth to the hardness of below 90 degrees of Shore hardness, soaking a bottom layer base cloth into a resistance-increasing material emulsion for manufacturing a resistance-increasing layer, taking out the bottom layer base cloth, adhering the resistance-increasing material emulsion to the bottom layer base cloth, and solidifying the resistance-increasing material emulsion adhered to the bottom layer base cloth to the hardness of below 90 degrees of Shore hardness; a2, coating adhesive layer manufacturing emulsion for manufacturing adhesive layers on the top side of the bottom layer and the bottom side of the top layer, enabling the bottom layer and the top layer to pass through the space between an upper extrusion roller 24 and a lower extrusion roller 25, and enabling the bottom layer and the top layer to be bonded together by the upper extrusion roller and the lower extrusion roller in a matched mode; a3, heating the bottom layer and the top layer to enable emulsion of a release material adhered to the base cloth of the top layer to be cured to form a release layer, emulsion of a resistance increasing material adhered to the base cloth of the bottom layer to be cured to form a resistance increasing layer, and emulsion prepared by the adhesive layer is cured to form an adhesive layer for connecting the bottom layer and the top layer together;
the upper extrusion roll is provided with a plurality of annular bulges 26 extending along the circumferential direction of the upper extrusion roll, the annular bulges are distributed along the axial direction of the upper extrusion roll, a plurality of arc-shaped grooves 27 distributed along the circumferential direction of the annular bulges are arranged on the annular bulges, and the arc-shaped grooves extend from the connection part of one circumferential side of the annular bulges and the upper extrusion roll to the connection part of the other circumferential side of the annular bulges and the upper extrusion roll; when the upper extrusion roller extrudes the top layer, the annular bulge forms a straight groove of the flat belt part on the top side (the release layer) of the top layer, and the arc-shaped groove forms a convex die of the flat belt part in the straight groove of the flat belt part; B. after the flat belt with the lower length is cut, the two ends of the flat belt are butted together to form an annular belt, and straight grooves of flat belt parts on the flat belt are butted together to form an annular groove of the annular belt part. In A1, curing the release material emulsion adhered on the top layer base cloth to the Shore hardness of 55-90 degrees, and curing the resistance-increasing material emulsion adhered on the bottom layer base cloth to the Shore hardness of 25-65 degrees. In A2, after the top side of the bottom layer is coated with an adhesive layer for preparing an adhesive layer to prepare emulsion, a plurality of rigid strips are laid, the rigid strips are of a bendable structure, and the number of the rigid strips is one more than that of the annular bulges; when the top layer and the bottom layer are extruded by the upper extrusion roller and the lower extrusion roller, the annular bulges are respectively arranged between the adjacent rigid strips; when the two ends of the flat belt are butted together to form an annular belt, the two ends of the rigid strip are butted together to form a rigid ring.
The second embodiment is different from the first embodiment in that:
referring to fig. 10-12, the release layer on the top layer of the annular belt is a mirror surface structure, two polishing rollers 28 aligned in the up-down direction are arranged between the antibacterial liquid storage tank and the main body molding belt to form an annular groove pit and a nylon yarn main body pit, and the polishing rollers are driven by a polishing roller driving motor and comprise polishing roller main bodies and a plurality of needles 29 arranged on the surfaces of the polishing rollers; when the nylon yarn polishing device is used, the nylon yarn main body penetrates through the space between the two wool throwing rollers, and a plurality of nylon yarn main body pits are punched on the nylon yarn main body by the needles; the needle pierces the concave pit of the ring groove part in the ring groove of the main body part of the nylon yarn. Thereby the antibacterial nylon yarn weft is the antibacterial nylon yarn formed by pit needling. The difference that the antibacterial nylon yarn formed by pit needling and the pits in the first embodiment are printed out through fabric textures is that the depth of the pits of the nylon yarn main body part of the antibacterial nylon yarn formed by pit needling is the depth of the pits of the annular groove part plus the depth of the annular grooves of the nylon yarn main body part, so that an embedded block of a part which is easy to wear is deeper, and the effect of preventing the antibacterial effect from being lost is better. The depth of the main body pits of the nylon yarn of the antibacterial nylon yarn formed by the pits of the knitted fabric texture is equal to the depth of the pits of the annular groove part.
Claims (10)
1. The antibacterial nylon yarn comprises a nylon yarn main body and is characterized in that an antibacterial layer is arranged on the nylon yarn main body, the antibacterial layer wraps the whole circumferential surface of the nylon yarn main body, nylon yarn main body portion pits are formed in the surface of the nylon yarn main body, the antibacterial layer is provided with nylon yarn main body portion embedding blocks filled in the nylon yarn main body portion pits, the nylon yarn main body portion embedding blocks are integrally formed with the antibacterial layer, the materials of the nylon yarn main body portion embedding blocks are the same as those of the antibacterial layer, and the nylon yarn main body portion pits are printed out of textures of a fabric.
2. The antibacterial nylon yarn of claim 1, wherein the nylon yarn main body is provided with a plurality of nylon yarn main body annular grooves extending along the circumferential direction of the nylon yarn main body, the nylon yarn main body annular grooves are distributed along the extending direction of the nylon yarn main body, and the antibacterial layer is provided with antibacterial layer part annular grooves at positions corresponding to the nylon yarn main body annular grooves.
3. The antibacterial nylon yarn according to claim 2, characterized in that the cross section of the nylon yarn main body is circular, and a generatrix of an annular groove of the antibacterial layer part is a circular arc line; the radius of the antibacterial nylon yarn is larger than or smaller than that of a circle where the arc-shaped line is located, and the radius of the antibacterial nylon yarn is the sum of the radius of the nylon yarn main body and the thickness of the antibacterial layer.
4. The antibacterial nylon yarn according to claim 2 or 3, wherein the distance between the annular grooves of two adjacent antibacterial layer parts is larger than the diameter of the antibacterial nylon yarn and smaller than twice the diameter of the antibacterial nylon yarn, and the diameter of the antibacterial nylon yarn is the sum of the diameter of the main body of the nylon yarn and twice the thickness of the antibacterial layer.
5. The antibacterial nylon yarn according to claim 1, 2 or 3, wherein the surface of the annular groove of the nylon yarn main body is provided with an annular groove pit, the antibacterial layer is provided with an annular groove embedded block filled in the annular groove pit, the annular groove embedded block and the antibacterial layer are integrally formed, the material of the annular groove embedded block is the same as that of the antibacterial layer, and the annular groove pit is printed for texture of the fabric.
6. A production method and a production device of antibacterial nylon yarn suitable for the antibacterial nylon yarn of any one of claims 1 to 5, it is characterized in that the production is carried out by a nylon yarn production device, the nylon yarn production device comprises a nylon yarn main body continuous forming mechanism, an antibacterial liquid storage tank, a storage tank part traction roller pair, an antibacterial layer finishing device and a finishing device part traction roller pair which are arranged in sequence, the continuous molding mechanism of the nylon yarn main body comprises two nylon yarn main body molding belts which are distributed along the up-down direction and a heating box which is sleeved at the middle parts of the two nylon yarn main body molding belts, the main body forming belt comprises a front driving roller, a rear driving roller, an annular belt and a driving motor for driving the front driving roller to rotate, the annular belt is sleeved on the front driving roller and the rear driving roller and driven to rotate by the front driving roller and the rear driving roller, an annular belt part annular groove extending along the extension direction of the annular belt is arranged on the peripheral surface of the annular belt, the section of the annular belt is of a flat structure, the annular belt part annular grooves are distributed along the width direction of the annular belt, a plurality of annular belt part convex dies distributed along the extension direction of the annular belt part annular groove are arranged in the annular belt part annular groove, the annular belt part convex dies extend from one side end surface to the other side end surface of the annular belt part annular groove in the width direction, the annular belts of the two main body forming belts are abutted together, the annular belt part annular grooves and the convex dies on the portions where the two annular belts are abutted together are encircled to form a nylon yarn main body part annular groove forming cavity, the annular belt part concave pits and the convex dies on the portions where the two annular belts are abutted together are butted together to encircle a nylon yarn main body part annular groove forming cavity, and the antibacterial layer finishing device comprises two mold plates distributed along the up-down direction and two mold plate lifting mechanisms driving the two mold plates to be separated and combined one to one; the opposite surfaces of the two templates are provided with template part straight grooves extending along the conveying direction of the main body forming belt, the template part straight grooves are distributed along the width direction of the annular belt, a plurality of template part male dies distributed along the extending direction of the template part straight grooves are arranged in the template part straight grooves, and the template part male dies extend from one side end surface of the template part straight grooves in the width direction to the other side end surface; when the two templates are closed, the template part straight grooves on the two templates are aligned one by one to form a plurality of antibacterial layer forming cavities, and the template part convex dies are butted together one by one to form an antibacterial layer part annular groove forming convex die; the process for manufacturing the antibacterial nylon yarn comprises the following steps: A. adding a material for manufacturing a nylon yarn main body into a nylon yarn main body forming cavity from the rear end of a main body forming belt, wherein the material is granular, moves along with the annular belt, is molten into a molten state when passing through the heating box, moves along with the annular belt to leave the heating box and is solidified into a plurality of nylon yarn main bodies distributed along the horizontal direction, and the annular belt is formed into a nylon yarn main body annular groove through a male die; B. the nylon yarn main body passes through the antibacterial liquid storage box and is soaked by the antibacterial liquid in the antibacterial liquid storage box; C. the forming of the antibacterial layer specifically comprises the following steps: c1, early preparation: when the two templates are in a separated state, the nylon yarn main body is positioned between the two templates through a traction wheel pair, the nylon yarn main body is aligned with the straight grooves of the template part in a one-to-one correspondence manner, and the annular grooves of the main body part are aligned with the male dies of the template part in a one-to-one correspondence manner; c2, solidifying and shaping the antibacterial layer: the two template lifting mechanisms drive the two templates to be closed, the antibacterial liquid on the nylon yarn main body in the templates is solidified to form an antibacterial layer, the template lifting mechanisms drive the two templates to be separated, the nylon yarn main body and the antibacterial layer form antibacterial nylon yarns, the antibacterial layer forming cavity forms the antibacterial layer, the antibacterial layer part annular groove forming male die forms the antibacterial layer part annular groove, and the traction roller drives the antibacterial nylon yarns to move forwards by a distance which is one time of the length of the templates and then stops; and C2 is repeated to continuously produce the antibacterial nylon yarn.
7. The production method of the antibacterial nylon yarn according to claim 6, wherein the antibacterial liquid storage tank is sequentially provided with a feed-end reversing roller, an intermediate reversing roller and a discharge-end reversing roller, and the intermediate reversing roller is lower than the feed-end reversing roller and the discharge-end reversing roller; during the use, feed end switching-over roller and discharge end switching-over roller are located the top of the liquid level of the antibiotic liquid in the antibiotic liquid bin, and the downside of middle switching-over roller is located the below of the liquid level of the antibiotic liquid in the antibiotic liquid bin, and the polyamide fibre yarn main part is in proper order through the upside of feed end switching-over roller, the downside of middle switching-over roller and the upside of discharge end switching-over roller.
8. The method for producing antibacterial nylon yarn according to claim 6 or 7, wherein the endless belt comprises a top layer and a bottom layer bonded together by an adhesive layer, the top layer comprises a top base fabric and a release layer covering the surface of the top base fabric, the bottom layer comprises a bottom base fabric and a resistance-increasing layer covering the surface of the bottom base fabric, the top base fabric is woven by top layer warp yarns and top layer weft yarns, the bottom base fabric is woven by bottom layer warp yarns and bottom layer weft yarns, the release layer has the same texture as the top base fabric, the roughness of the release layer is 1-3 um, and the annular grooves of the endless belt are arranged on the release layer.
9. The method for producing antibacterial nylon yarn according to claim 8, characterized in that the release layer is formed by soaking the top base fabric into a fluid release material emulsion and then taking out the top base fabric and curing the top base fabric; the resistance increasing layer is formed by soaking the bottom layer base cloth into the resistance increasing material emulsion in a fluid state and then taking out and solidifying the base cloth.
10. The flat belt for producing antibacterial nylon yarn according to claim 8, wherein a plurality of rigid rings extending in the extending direction of the anti-loop belt are arranged in the adhesive layer, the rigid rings are of a bendable structure, the rigid rings and the loop-shaped belt part are arranged at intervals, and the number of the rigid rings is one more than that of the loop-shaped belt part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211079803.1A CN115961396B (en) | 2022-09-05 | Antibacterial nylon yarn and production method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211079803.1A CN115961396B (en) | 2022-09-05 | Antibacterial nylon yarn and production method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN115961396A true CN115961396A (en) | 2023-04-14 |
| CN115961396B CN115961396B (en) | 2024-06-28 |
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