CN117845392A - Manufacturing process of high-strength polyester sewing thread of color spinning filament - Google Patents
Manufacturing process of high-strength polyester sewing thread of color spinning filament Download PDFInfo
- Publication number
- CN117845392A CN117845392A CN202311807074.1A CN202311807074A CN117845392A CN 117845392 A CN117845392 A CN 117845392A CN 202311807074 A CN202311807074 A CN 202311807074A CN 117845392 A CN117845392 A CN 117845392A
- Authority
- CN
- China
- Prior art keywords
- sewing thread
- polyester
- fiber
- semi
- manufacturing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000009958 sewing Methods 0.000 title claims abstract description 85
- 229920000728 polyester Polymers 0.000 title claims abstract description 55
- 238000009987 spinning Methods 0.000 title claims abstract description 32
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 239000000835 fiber Substances 0.000 claims abstract description 25
- 229920000742 Cotton Polymers 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 10
- 238000002360 preparation method Methods 0.000 claims abstract description 9
- 238000004804 winding Methods 0.000 claims abstract description 4
- 239000011265 semifinished product Substances 0.000 claims description 25
- 238000007493 shaping process Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 12
- 238000004061 bleaching Methods 0.000 claims description 11
- 238000010028 chemical finishing Methods 0.000 claims description 10
- 238000004140 cleaning Methods 0.000 claims description 10
- 238000004806 packaging method and process Methods 0.000 claims description 10
- 238000010409 ironing Methods 0.000 claims description 7
- 239000000314 lubricant Substances 0.000 claims description 7
- 239000004753 textile Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 6
- 238000002791 soaking Methods 0.000 claims description 6
- 238000004043 dyeing Methods 0.000 claims description 5
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 5
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 claims description 4
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 3
- 239000007844 bleaching agent Substances 0.000 claims description 2
- -1 polyethylene terephthalate Polymers 0.000 claims description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 2
- 229920002545 silicone oil Polymers 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 238000009998 heat setting Methods 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 description 12
- 229920004933 Terylene® Polymers 0.000 description 3
- 238000002156 mixing Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 239000004595 color masterbatch Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002074 melt spinning Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000012209 synthetic fiber Substances 0.000 description 1
- 229920002994 synthetic fiber Polymers 0.000 description 1
Landscapes
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
The invention relates to the technical field of sewing thread preparation, in particular to a manufacturing process of a color spinning filament high-strength polyester sewing thread, which comprises the following steps: step one, raw material preparation: preparing polyester fiber and cotton fiber blended according to the weight ratio of 65:35; step two, spinning: respectively winding the polyester fiber and the cotton fiber on a silk cylinder, and stretching, spinning and twisting the polyester staple fiber and the cotton fiber on the silk cylinder to form spun yarns; the invention adopts the polyester fiber and cotton fiber to blend and manufacture the spun yarn, so that the sewing thread has high strength, good wear resistance, small shrinkage, good flexibility and elasticity, good heat resistance, and adopts steam heat setting to eliminate stress and strain accumulated in the production process of the sewing thread, so that the sewing thread can obtain a certain required form in state, size or structure, and achieve certain stability, and each performance of the produced high-strength polyester sewing thread is superior to that of the traditional polyester sewing thread.
Description
Technical Field
The invention relates to the technical field of sewing thread preparation, in particular to a manufacturing process of a color spinning filament high-strength polyester sewing thread.
Background
The sewing thread is the thread required by the knitted clothing product, and can be classified into three categories of natural fiber, synthetic fiber sewing thread and mixed sewing thread according to raw materials. With the development of the terylene industry, more and more pure terylene fibers are used as raw materials for sewing threads.
However, in the prior art, during the process of preparing the polyester sewing thread, the polyester sewing thread preparation formed by spinning needs to be stretched and oriented for improving the strength of the sewing thread, but single hot stretching is extremely easy to cause the concentration of the internal stretching stress of the polyester sewing thread and the fracture, and the traditional polyester sewing thread is often manufactured by single polyester, so that the traditional braiding mode enables the polyester sewing thread to have low strength, the fracture is easy to occur under the stretching of external force, the air permeability and the water content are low, and the sewn clothing is quite uncomfortable when being worn in summer.
Disclosure of Invention
Aiming at the defects of the prior art, the invention solves the technical problems by adopting the following technical scheme: a process for manufacturing a color spinning filament high-strength polyester sewing thread comprises the following steps:
step one, raw material preparation: preparing polyester fiber and cotton fiber blended according to the weight ratio of 65:35;
step two, spinning: respectively winding the polyester fiber and the cotton fiber on a silk cylinder, and stretching, spinning and twisting the polyester staple fiber and the cotton fiber on the silk cylinder to form spun yarns;
step three, pre-finishing: a step of finishing the spun yarn in the step two, wherein the finishing comprises preshrinking, bleaching and dyeing;
step four, function arrangement: carrying out chemical finishing on the textile yarns finished in the step three, wherein the chemical finishing comprises softening treatment and antistatic treatment;
step five, twisting and forming: twisting the spinning thread into a cylindrical semi-finished sewing thread;
step six, mercerizing: putting the semi-finished sewing thread in the fifth step into a lubricant pool for soaking for 10 minutes;
step seven, cleaning and shaping: cleaning the semi-finished product sewing thread finished in the step six, putting the semi-finished product sewing thread into a dryer to finish drying, and ironing and shaping the dried semi-finished product sewing thread;
step eight, checking and packaging: and D, checking the semi-finished product sewing thread with the shaping completed in the step seven, and packaging qualified sewing threads after checking, so that the sewing thread manufacturing is completed.
The invention is further provided with: the weight part of the polyester fiber in the step is 65 parts, and the weight part of the cotton fiber is 35 parts. The yarn is made by blending 65% of polyester staple fibers and 35% of cotton fibers, and has the advantages of high strength, good wear resistance, small shrinkage, good flexibility and elasticity, and good heat resistance.
The invention is further provided with: the polyester fiber in the first step is made of polyethylene terephthalate, and the cotton fiber is made of cotton.
The invention is further provided with: and in the fifth step, the semi-finished product sewing thread is formed by twisting 3 strands of 60 yarns. The higher the count, the finer the line and the lower the strength; the larger the number of strands, the thicker the thread and the greater the strength.
The invention is further provided with: in the third step, the concentration of the preshrinking sodium carbonate is 10g/L, hydrogen peroxide is adopted as a bleaching agent for bleaching, the bleaching temperature is 50 ℃, and the bleaching time is 2 hours.
The invention is further provided with: and step six, the lubricant is made of silicone oil. The sewing thread is provided with a smooth ground surface to reduce friction and prevent thread breakage.
The invention is further provided with: and in the step seven, the shaping mode of the finished product is steam heat shaping, and the ironing temperature is 130 ℃. The stress and strain accumulated in the textile are eliminated, so that the textile can obtain a certain required form in state, size or structure and achieve a certain stability.
The beneficial effects of the invention are as follows:
the invention adopts the polyester fiber and cotton fiber to blend and manufacture the spun yarn, so that the sewing thread has high strength, good wear resistance, small shrinkage, good flexibility and elasticity, good heat resistance, and adopts steam heat setting to eliminate stress and strain accumulated in the production process of the sewing thread, so that the sewing thread can obtain a certain required form in state, size or structure, and achieve certain stability, and each performance of the produced high-strength polyester sewing thread is superior to that of the traditional polyester sewing thread.
Drawings
FIG. 1 is a process flow diagram of the present invention;
FIG. 2 is a comparison graph of performance tests of the present invention.
Detailed Description
The invention will be described in further detail with reference to the drawings and the detailed description. The embodiments of the invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Example 1
Referring to fig. 1-2, the present invention provides a technical solution: a process for manufacturing a color spinning filament high-strength polyester sewing thread comprises the following steps:
step one, raw material preparation: preparing polyester fiber and cotton fiber blended according to the weight ratio of 65:35;
step two, spinning: respectively winding the polyester fiber and the cotton fiber on a silk cylinder, and stretching, spinning and twisting the polyester staple fiber and the cotton fiber on the silk cylinder to form spun yarns;
step three, pre-finishing: a step of finishing the spun yarn in the step two, wherein the finishing comprises preshrinking, bleaching and dyeing;
step four, function arrangement: carrying out chemical finishing on the textile yarns finished in the step three, wherein the chemical finishing comprises softening treatment and antistatic treatment;
step five, twisting and forming: twisting the spinning thread into a cylindrical semi-finished sewing thread;
step six, mercerizing: putting the semi-finished sewing thread in the fifth step into a lubricant pool for soaking for 10 minutes;
step seven, cleaning and shaping: cleaning the semi-finished product sewing thread finished in the step six, putting the semi-finished product sewing thread into a dryer to finish drying, and ironing and shaping the dried semi-finished product sewing thread;
step eight, checking and packaging: and D, checking the semi-finished product sewing thread with the shaping completed in the step seven, and packaging qualified sewing threads after checking, so that the sewing thread manufacturing is completed.
Example 2
On the basis of the first embodiment, the manufacturing process of the high-strength polyester sewing thread of the color spinning filament comprises the following steps:
step one, raw material preparation: preparing terylene fiber sheets as a wire making raw material;
step two, spinning: drying the polyester chips, enabling the polyester chips to enter a screw for melt spinning, injecting color master batches in the spinning process, and spinning colored sewing threads through a spinneret plate;
step three, pre-finishing: a step of finishing the spun yarn in the step two, wherein the finishing comprises preshrinking, bleaching and dyeing;
step four, function arrangement: carrying out chemical finishing on the textile yarns finished in the step three, wherein the chemical finishing comprises softening treatment and antistatic treatment;
step five, twisting and forming: twisting the spinning thread into a cylindrical semi-finished sewing thread;
step six, mercerizing: putting the semi-finished sewing thread in the fifth step into a lubricant pool for soaking for 10 minutes;
step seven, cleaning and shaping: cleaning the semi-finished product sewing thread finished in the step six, putting the semi-finished product sewing thread into a dryer to finish drying, and ironing and shaping the dried semi-finished product sewing thread;
step eight, checking and packaging: and D, checking the semi-finished product sewing thread with the shaping completed in the step seven, and packaging qualified sewing threads after checking, so that the sewing thread manufacturing is completed.
Example 3
On the basis of the first embodiment, the manufacturing process of the high-strength polyester sewing thread of the color spinning filament comprises the following steps:
step one, raw material preparation: taking a single polyester filament yarn as a raw material;
step two, spinning: the polyester filaments are ironed and straightened by a clamp at the high temperature of 150-170 ℃, and the ironed polyester filaments are put into a primary processing pool for soaking for 5-20 minutes;
step three, pre-finishing: a step of finishing the spun yarn in the step two, wherein the finishing comprises preshrinking, bleaching and dyeing;
step four, function arrangement: carrying out chemical finishing on the textile yarns finished in the step three, wherein the chemical finishing comprises softening treatment and antistatic treatment;
step five, twisting and forming: three processed polyester filaments are twisted into a cylindrical semi-finished product low shrinkage wire, the twisted semi-finished product low shrinkage wire is stretched by a clamp, and the semi-finished product low shrinkage wire is in a straight state;
step six, mercerizing: putting the semi-finished sewing thread in the fifth step into a lubricant pool for soaking for 10 minutes;
step seven, cleaning and shaping: cleaning the semi-finished product sewing thread finished in the step six, putting the semi-finished product sewing thread into a dryer to finish drying, and ironing and shaping the dried semi-finished product sewing thread;
step eight, checking and packaging: and D, checking the semi-finished product sewing thread with the shaping completed in the step seven, and packaging qualified sewing threads after checking, so that the sewing thread manufacturing is completed.
Performance detection
The PCB boards were tested (as experiment 1 group, experiment 2 group and experiment 3 group) according to the methods of example 1, example 2 and example 3, respectively;
the experimental group 1 is manufactured by blending polyester fibers and cotton fibers, the experimental group 2 and the experimental group 3 are manufactured by polyester fibers, three sewing threads are manufactured through respective production processes, and the breaking strength, the breaking elongation and the linear density deviation rate of the three sewing threads are compared;
from the detection results, the group 1 of the experiment in terms of breaking strength is more than the group 3 of the experiment and more than the group 2 of the experiment, the group 2 of the experiment in terms of breaking elongation is more than the group 3 of the experiment and more than the group 1 of the experiment, and the group 3 of the experiment in terms of linear density deviation rate is more than the group 2 of the experiment and more than the group 1 of the experiment;
further, the polyester sewing thread prepared by blending the polyester fibers and the cotton fibers is low in density, so that the air permeability and the water content are low, the clothing sewn by the polyester sewing thread is more comfortable to wear by a human body, and is formed by twisting 3 strands of 60 yarns, so that the sewing thread is higher in light degree, not easy to break and more convenient to use for a long time.
It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, which can be made by those skilled in the art and which are included in the embodiments of the present invention without the inventive step, are intended to be within the scope of the present invention. Structures, devices and methods of operation not specifically described and illustrated herein are implemented by conventional means in the art unless specifically indicated and limited by the context.
Claims (7)
1. The manufacturing process of the color spinning filament high-strength polyester sewing thread is characterized by comprising the following steps of:
step one, raw material preparation: preparing polyester fiber and cotton fiber blended according to the weight ratio of 65:35;
step two, spinning: respectively winding the polyester fiber and the cotton fiber on a silk cylinder, and stretching, spinning and twisting the polyester staple fiber and the cotton fiber on the silk cylinder to form spun yarns;
step three, pre-finishing: a step of finishing the spun yarn in the step two, wherein the finishing comprises preshrinking, bleaching and dyeing;
step four, function arrangement: carrying out chemical finishing on the textile yarns finished in the step three, wherein the chemical finishing comprises softening treatment and antistatic treatment;
step five, twisting and forming: twisting the spinning thread into a cylindrical semi-finished sewing thread;
step six, mercerizing: putting the semi-finished sewing thread in the fifth step into a lubricant pool for soaking for 10 minutes;
step seven, cleaning and shaping: cleaning the semi-finished product sewing thread finished in the step six, putting the semi-finished product sewing thread into a dryer to finish drying, and ironing and shaping the dried semi-finished product sewing thread;
step eight, checking and packaging: and D, checking the semi-finished product sewing thread with the shaping completed in the step seven, and packaging qualified sewing threads after checking, so that the sewing thread manufacturing is completed.
2. The process for manufacturing the high-strength polyester sewing thread of the color spinning filament according to claim 1, which is characterized in that: the weight part of the polyester fiber in the step is 65 parts, and the weight part of the cotton fiber is 35 parts.
3. The process for manufacturing the high-strength polyester sewing thread of the color spinning filament according to claim 1, which is characterized in that: the polyester fiber in the first step is made of polyethylene terephthalate, and the cotton fiber is made of cotton.
4. The process for manufacturing the high-strength polyester sewing thread of the color spinning filament according to claim 1, which is characterized in that: and in the fifth step, the semi-finished product sewing thread is formed by twisting 3 strands of 40 yarns.
5. The process for manufacturing the high-strength polyester sewing thread of the color spinning filament according to claim 1, which is characterized in that: in the third step, the concentration of the preshrinking sodium carbonate is 10g/L, hydrogen peroxide is adopted as a bleaching agent for bleaching, the bleaching temperature is 50 ℃, and the bleaching time is 2 hours.
6. The process for manufacturing the high-strength polyester sewing thread of the color spinning filament according to claim 1, which is characterized in that: and step six, the lubricant is made of silicone oil.
7. The process for manufacturing the high-strength polyester sewing thread of the color spinning filament according to claim 1, which is characterized in that: and in the step seven, the shaping mode of the finished product is steam heat shaping, and the ironing temperature is 130 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311807074.1A CN117845392A (en) | 2023-12-26 | 2023-12-26 | Manufacturing process of high-strength polyester sewing thread of color spinning filament |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311807074.1A CN117845392A (en) | 2023-12-26 | 2023-12-26 | Manufacturing process of high-strength polyester sewing thread of color spinning filament |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117845392A true CN117845392A (en) | 2024-04-09 |
Family
ID=90535579
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311807074.1A Pending CN117845392A (en) | 2023-12-26 | 2023-12-26 | Manufacturing process of high-strength polyester sewing thread of color spinning filament |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117845392A (en) |
-
2023
- 2023-12-26 CN CN202311807074.1A patent/CN117845392A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8276358B2 (en) | Process of manufacturing ultra-soft yarn and fabric thereof | |
| CN109487388B (en) | Graphene viscose/graphene modal interwoven yarn and preparation method and fabric thereof | |
| CN110670194A (en) | Preparation method of antibacterial yarn | |
| KR100811065B1 (en) | High elastic core spun yarns using nylon or polyester dty, process for manufacturing the same and knitted fabrics using said core spun yarns | |
| WO2021073551A1 (en) | Composite yarn and fabric prepared therefrom | |
| KR100952467B1 (en) | The Method for Preparation of Polyester False Twisted Yarn with Flat Cross Sectional POY | |
| JPH0931781A (en) | Hollow twisted yarn, its production and fabric | |
| CN117845392A (en) | Manufacturing process of high-strength polyester sewing thread of color spinning filament | |
| JP2012077406A (en) | Polyester latent crimp textured yarn and method for producing the same | |
| US3608295A (en) | Highly elasticized fibrous composite and a method for manufacturing the same | |
| JP2018053405A (en) | Flat cross section polyhexamethylene adipamide fiber and fiber product | |
| AU2018345580B2 (en) | Knitted continuous filament lyocell fabrics | |
| CN113914009A (en) | Warp-knitted all-cotton mesh fabric and preparation method thereof | |
| CN111424353A (en) | Flame-retardant sewing thread and production process thereof | |
| US3325876A (en) | Method for producing elastic yarns and fabrics | |
| CN110699823A (en) | Dustproof cotton cloth and manufacturing method thereof | |
| US2954270A (en) | Process of producing a shrinkable cellulose textile filament | |
| Xiaorong et al. | Mixed versus networked bio-based PA56/Polyethylene terephthalate composite yarns: A study of two modification methods | |
| JP2015036460A (en) | Method for producing fiber product | |
| CN112981643B (en) | Preparation method of high-count composite yarn | |
| CN110820126B (en) | Comfortable and easy-to-dye sock-weaving fabric | |
| CN216237473U (en) | Multi-functional polyester low stretch yarn | |
| JP2009052175A (en) | Method for producing extrafine spun yarn | |
| US3685276A (en) | Process for the production of moderately elastic crimp yarns | |
| KR100983778B1 (en) | A textile goods to by a manufacturing process of treatment rayon yarn |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication |