Production process and equipment for bacteriostatic chemical fiber fabric

Abstract

The invention discloses an antibacterial chemical fiber fabric production process and equipment, and relates to the technical field of textile fabrics. The antibacterial chemical fiber fabric comprises a base cloth layer, an antibacterial layer and a wear-resistant layer, the antibacterial layer is formed by weaving antibacterial warp yarns and antibacterial weft yarns, a plurality of antibacterial bags filled with antibacterial particles are arranged between the base cloth layer and the antibacterial layer, and the base cloth layer, the antibacterial layer and the wear-resistant layer are bonded into a whole through fabric compounding equipment. The chemical fiber fabric composed of the base cloth layer, the antibacterial layer and the wear-resistant layer is good in antibacterial performance and wear-resistant performance, and the service life of the fabric is prolonged; the antibacterial layer realizes double antibacterial effects through antibacterial yarns and antibacterial bags, so that the antibacterial chemical fiber fabric has a remarkable effect on health and safety of a human body after being made into clothes, and the antibacterial chemical fiber fabric is short in process flow and good in use effect; the adopted production equipment is simple in structure and convenient to operate, and the production efficiency can be effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of textile fabrics, and in particular to a production process and equipment for antibacterial chemical fiber fabrics. Background Art

[0002] Fabric, also known as cloth, is woven from yarn and used for further processing into various clothing and cloth products.

[0003] With the improvement of living standards, people have higher and higher requirements for clothing. They not only require it to be beautiful and durable, but also to be comfortable, safe and healthy. In summer and outdoor sportswear, more sweat is discharged after the body temperature rises, which is easy to breed bacteria. At the same time, people hope that the fabric can be durable. The antibacterial effect of existing fabrics is not ideal, and the comfort and health of the fabric cannot be guaranteed. Summary of the invention

[0004] In view of the deficiencies in the prior art, the purpose of the present invention is to provide a production process and equipment for antibacterial chemical fiber fabrics, which improves the antibacterial effect and wear resistance of the chemical fiber fabrics by providing an antibacterial layer and a wear-resistant layer.

[0005] The above technical objectives of the present invention are achieved through the following technical solutions: a production process of antibacterial chemical fiber fabrics, the antibacterial chemical fiber fabrics include a base fabric layer and an antibacterial layer, the antibacterial layer is woven from antibacterial warp yarns and antibacterial weft yarns, and a plurality of antibacterial bags filled with antibacterial particles are arranged between the base fabric layer and the antibacterial layer. The production process includes the following steps: Step 1: Linear preparation: at least three antibacterial fibers are spirally wound around a polyester filament to form an antibacterial yarn; the cotton fiber and the antibacterial yarn are twisted through a twisting machine to form an antibacterial warp yarn; the bamboo charcoal fiber and the viscose fiber are spirally wound around each other and twisted through a twisting machine to form an antibacterial weft yarn; Step 2, preparation of the antibacterial layer, using the obtained antibacterial warp yarn and antibacterial weft yarn to weave in a loom, a plurality of antibacterial warp yarns are arranged at intervals and passed through the warp frame, and then a shuttle driving the antibacterial weft yarn reciprocates to make the antibacterial warp yarn and the antibacterial weft yarn interweave vertically with each other, and the operation is repeated several times to obtain the antibacterial layer; Step 3, preparing an antibacterial bag, mixing an alkylated cyclodextrin aqueous solution with a mass percentage of 0.5% to 12% and a silver ammonia solution with a molar concentration of 0.05 to 1.2 mol / L at a volume ratio of 1:10 to 1:30, stirring for 10 to 30 minutes at a temperature of 20 to 60° C. to obtain a nanosilver colloidal solution with an average particle size of 30 to 70 nm, and obtaining nanosilver particles after gelation, and uniformly loading the nanosilver particles into an antibacterial bag; Step 4: Preparation of antibacterial chemical fiber fabrics: bonding the base fabric layer, the antibacterial layer and the wear-resistant layer together through a fabric composite device to obtain the antibacterial chemical fiber fabric.

[0006] The present invention is further configured as follows: the antibacterial bag is a square cloth bag, the antibacterial bag is sealed after the nanosilver particles are loaded into the antibacterial bag, the antibacterial bag is sewn on the antibacterial layer using 0.05mm elastic fiber through a fabric sewing device, the interval between two adjacent antibacterial bags is set to 10-30mm, and the antibacterial bag is made of chiffon fabric.

[0007] The present invention is further configured as follows: the antibacterial bag is a long cloth bag, and the antibacterial bag is fixed to the antibacterial layer by sewing or bonding.

[0008] The present invention is further configured as follows: the wear-resistant layer is woven from a blend of polyester yarn and cotton thread, the thickness of the wear-resistant layer is 0.5-0.8 mm, the antibacterial layer is located between the base fabric layer and the wear-resistant layer, the base fabric layer is also covered with a PTEE film layer, the thickness of the PTEE film layer is 0.25-0.5 mm.

[0009] The present invention is further configured as: a kind of antibacterial chemical fiber fabric production equipment, the fabric composite equipment includes a frame, and a plurality of feeding units, at least one coating unit and a composite unit are sequentially arranged on the frame, each of the feeding units is provided with a plurality of feeding rollers, the coating unit includes a glue barrel and a coating roller connected to the glue barrel, and the composite unit includes at least one composite roller group.

[0010] The present invention is further configured as follows: the multiple feeding units include a first feeding unit, a second feeding unit, and a third feeding unit which are arranged in sequence; the first feeding unit is provided with a first cloth release roller, and the first cloth release roller is used to carry the antibacterial layer; the second feeding unit is provided with a second cloth release roller, and the second cloth release roller is used to carry the wear-resistant layer; the third feeding unit is provided with a third cloth release roller, and the third cloth release roller is used to carry the base cloth layer; and the multiple feeding units feed the composite unit synchronously.

[0011] The present invention is further configured as follows: at least two nozzles are provided on the glue barrel, and the two nozzles are respectively arranged above the coating roller and on one side of the principle composite unit, so as to achieve uniform glue coating on both sides of the antibacterial layer passing through the coating roller, and the coating roller is arranged in parallel with the composite roller group.

[0012] The present invention is further configured as follows: the composite roller group is composed of two vertically arranged pressing rollers, at least one pressing roller is connected to a driving device, and the base fabric layer, the antibacterial layer and the wear-resistant layer synchronously pass through the two pressing rollers to realize the composite of the fabric.

[0013] The present invention is further configured as follows: a cloth rolling roller is further arranged on the frame on one side of the third cloth placing roller, the cloth rolling roller is arranged below the composite unit, and one end of the cloth rolling roller is connected to a servo motor.

[0014] In summary, the present invention has the following beneficial effects: the chemical fiber fabric composed of the base fabric layer, the antibacterial layer and the wear-resistant layer has good antibacterial and wear-resistant properties, which improves the service life of the fabric; the antibacterial layer achieves a dual antibacterial effect through the antibacterial yarn and the antibacterial bag, which has a significant effect on the health and safety of the human body after being made into clothing, and the antibacterial chemical fiber fabric has a short process flow and good use effect; the production equipment used has a simple structure and is easy to operate, which can effectively improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the antibacterial chemical fiber fabric structure of the present invention; Figure 2 It is a schematic diagram of the structure of the antibacterial layer of the present invention; Figure 3 It is a schematic diagram of the antibacterial warp yarn structure of the present invention; Figure 4 It is a schematic diagram of the structure of the fabric compounding equipment of the present invention.

[0016] In the figure: 1. antibacterial layer; 2. base fabric layer; 3. antibacterial bag; 4. PTFE film layer; 5. wear-resistant layer; 6. frame; 61. guide roller; 7. first feeding unit; 71. first cloth-releasing roller; 8. second feeding unit; 81. second cloth-releasing roller; 9. third feeding unit; 91. third cloth-releasing roller; 10. coating unit; 101. coating roller; 102. nozzle; 11. antibacterial warp yarn; 111. antibacterial fiber; 112. cotton fiber; 12. antibacterial weft yarn; 13. composite unit; 14. cloth-winding roller. DETAILED DESCRIPTION

[0017] The present invention is described in detail below in conjunction with the accompanying drawings and embodiments.

[0018] like Figure 1 As shown, the present invention provides a production process for antibacterial chemical fiber fabrics, comprising a base fabric layer 2, an antibacterial layer 1 and a wear-resistant layer 5 bonded in sequence, a plurality of antibacterial bags 3 are further arranged between the base fabric layer 2 and the antibacterial layer 1, the antibacterial layer 1 is woven from antibacterial warp yarns 11 and antibacterial weft yarns 12, the antibacterial bags 3 are square cloth bags or long cloth bags, the antibacterial bags 3 are filled with antibacterial particles, the antibacterial particles are nano-silver particles, when in use, the nano-silver particles are evenly encapsulated in the antibacterial bags 3, and then bonded or sewn to the antibacterial layer 1 facing the base fabric layer 2. On one side, 0.05mm elastic fiber is used for fixing, and the interval between two adjacent antibacterial bags 3 is not less than 10mm. The antibacterial bag 3 is made of porous breathable fabric, preferably chiffon fabric. The wear-resistant layer 5 located in the inner layer is woven by a blend of polyester yarn and cotton thread. The thickness of the wear-resistant layer 5 is 0.5-0.8mm. After the fabric is compounded, a PTEE membrane layer 4 can be compounded on the base fabric layer 2 for waterproof and breathable use. The thickness of the PTEE membrane layer 4 is not more than 0.5mm.

[0019] like Figure 1-Figure 4 As shown, the preparation process of the antibacterial chemical fiber fabric is specifically implemented by the following steps: Step 1: Linear preparation: at least three antibacterial fibers 111 are spirally wound with a polyester filament to form an antibacterial yarn; the cotton fiber 112 and the antibacterial yarn are twisted together to form an antibacterial warp yarn 11 through a twisting machine; the bamboo charcoal fiber and the viscose fiber are spirally wound together and twisted together to form an antibacterial weft yarn 12 through a twisting machine; Step 2, preparation of the antibacterial layer 1, using the obtained antibacterial warp yarn 11 and the antibacterial weft yarn 12 to weave in a loom, a plurality of antibacterial warp yarns 11 are arranged at intervals and passed through the warp frame, and then a shuttle driving the antibacterial weft yarn 12 reciprocates to make the antibacterial warp yarn 11 and the antibacterial weft yarn 12 interspersed vertically with each other, and the operation is repeated several times to obtain the antibacterial layer 1; Step 3, preparation of antibacterial bag 3, mixing 3% by mass alkylated cyclodextrin aqueous solution and 0.8 mol / L silver ammonia solution at a volume ratio of 1:10, stirring for 10 to 30 min at a temperature of 20 to 60° C., to obtain a nanosilver colloidal solution with an average particle size of 30 to 70 nm, and obtaining nanosilver particles after gelation, and uniformly loading the nanosilver particles into the antibacterial bag 3; Step 4: Preparation of antibacterial chemical fiber fabric: bonding the base fabric layer 2, the antibacterial layer 1 and the wear-resistant layer 5 together through a fabric composite device to obtain the antibacterial chemical fiber fabric.

[0020] like Figure 1 , Figure 4 As shown, the fabric compounding equipment used in the above steps includes a frame 6, on which a plurality of feeding units are sequentially arranged, and at least one coating unit 10 and a compounding unit 13 are also arranged. A plurality of driving mechanisms are also arranged on the other side of the frame 6, which are respectively used to drive the above-mentioned plurality of units. The plurality of feeding units are respectively a first feeding unit 7, a second feeding unit 8, and a third feeding unit 9. Each feeding unit is correspondingly provided with a first cloth placing roller 71, a second cloth placing roller 81, and a third cloth placing roller 91, which are respectively used to carry cloth rolls of the antibacterial layer 1, the wear-resistant layer 5, and the base cloth layer 2. The feeding unit is used to place the cloth rolls, guide and convey them to the compounding unit 13. During the conveying process, the coating unit 10 first applies glue to both sides of the antibacterial layer 1, and then the three layers of fabric pass through the compounding unit 13 synchronously to realize the preparation of the antibacterial chemical fiber fabric.

[0021] Specifically, Figure 4As shown, the cloth rolls of the antibacterial layer 1, the wear-resistant layer 5, and the base fabric layer 2 are respectively arranged on the first cloth-releasing roller 71, the second cloth-releasing roller 81, and the third cloth-releasing roller 91, and then the fabrics are tensioned and conveyed by the feeding rollers respectively arranged on the feeding units, and then pulled by a plurality of guide rollers 61 arranged on the frame 6, and the antibacterial layer 1 and the wear-resistant layer 5 are respectively conveyed to the composite unit 13, wherein the third feeding unit 9 where the base fabric layer 2 is located is located below the composite unit 13, so there is no need for the traction of the guide roller 61, and it is conveyed to the composite unit 13 by the feeding roller; the antibacterial layer 1 first passes through the coating unit 10, and the coating unit 10 is composed of a glue barrel and a coating roller 101, and the glue barrel is on one side of the coating roller 101, and the glue barrel is on the other side of the coating roller 101. At least two nozzles 102 are provided, which draw out the glue in the glue barrel and spray it on the antibacterial layer 1 passed through. The two nozzles 102 face the front and back of the antibacterial layer 1 respectively. The antibacterial layer 1 passes through the bottom of the coating roller 101. The coating roller 101 is used to tension the antibacterial layer 1 and flatten the glue on the antibacterial layer 1. When the antibacterial layer 1, the wear-resistant layer 5, and the base fabric layer 2 arrive at the composite unit 13 synchronously, the base fabric layer 2 is located below the antibacterial layer 1, and the wear-resistant layer 5 is located above the antibacterial layer 1. The three layers of fabric are composited through the gap between the two vertically arranged pressing rollers to make antibacterial chemical fiber fabrics. The antibacterial chemical fiber fabrics are rolled up from the composite unit 13 downward through the cloth winding roller 14.

[0022] The above is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention. It should be pointed out that for ordinary technicians in this technical field, some improvements and modifications without departing from the principle of the present invention should also be regarded as the protection scope of the present invention.

Claims

1. A production process for antibacterial chemical fiber fabrics, characterized by: The antibacterial chemical fiber fabric comprises a base fabric layer (2) and an antibacterial layer (1), wherein the antibacterial layer (1) is woven from antibacterial warp yarns (11) and antibacterial weft yarns (12), and a plurality of antibacterial bags (3) filled with antibacterial particles are arranged between the base fabric layer (2) and the antibacterial layer (1). The production process comprises the following steps: Step 1: Linear preparation: at least three antibacterial fibers (111) are spirally wound around a polyester filament to form an antibacterial yarn; the cotton fiber (112) and the antibacterial yarn are twisted through a twister to form an antibacterial warp yarn (11); the bamboo charcoal fiber and the viscose fiber are spirally wound around each other and twisted through a twister to form an antibacterial weft yarn (12); Step 2, preparing the antibacterial layer (1), using the obtained antibacterial warp yarn (11) and the antibacterial weft yarn (12) to weave in a loom, a plurality of antibacterial warp yarns (11) are arranged at intervals and passed through a warp frame, and then a shuttle driving the antibacterial weft yarn (12) reciprocates, so that the antibacterial warp yarn (11) and the antibacterial weft yarn (12) are vertically interlaced with each other, and the operation is repeated several times to obtain the antibacterial layer (1); Step 3, preparation of an antibacterial bag (3), mixing an alkylated cyclodextrin aqueous solution with a mass percentage of 0.5% to 12% and a silver ammonia solution with a molar concentration of 0.05 to 1.2 mol / L at a volume ratio of 1:10 to 1:30, stirring for 10 to 30 minutes at a temperature of 20 to 60° C. to obtain a nanosilver colloidal solution with an average particle size of 30 to 70 nm, and obtaining nanosilver particles after gelation, and uniformly loading the nanosilver particles into an antibacterial bag (3); Step 4: Preparation of antibacterial chemical fiber fabric: bonding the base fabric layer (2), the antibacterial layer (1) and the wear-resistant layer (5) together through a fabric composite device to obtain the antibacterial chemical fiber fabric.

2. The antibacterial chemical fiber fabric production process according to claim 1, characterized in that: The antibacterial bag (3) is a square cloth bag. The antibacterial bag (3) is sealed after the nanosilver particles are placed in it. The antibacterial bag (3) is sewn onto the antibacterial layer (1) using a fabric sewing device using 0.05 mm elastic fiber. The interval between two adjacent antibacterial bags (3) is set to 10-30 mm. The antibacterial bag (3) is made of chiffon fabric.

3. The antibacterial chemical fiber fabric production process according to claim 1, characterized in that: The antibacterial bag (3) is a long cloth bag, and the antibacterial bag (3) is fixed to the antibacterial layer (1) by sewing or bonding.

4. The antibacterial chemical fiber fabric production process according to claim 1, characterized in that: The wear-resistant layer (5) is woven from a blend of polyester yarn and cotton yarn, and has a thickness of 0.5-0.8 mm. The antibacterial layer (1) is located between the base fabric layer (2) and the wear-resistant layer (5), and the base fabric layer (2) is also covered with a PTFE film layer (4), and the thickness of the PTEE film layer (4) is 0.25-0.5 mm.

5. An antibacterial chemical fiber fabric production equipment, used in the antibacterial chemical fiber fabric production process according to any one of claims 1 to 4, characterized in that: The fabric composite device comprises a frame (6), on which a plurality of feeding units, at least one coating unit (10) and a composite unit (13) are sequentially arranged, each of the feeding units is provided with a plurality of feeding rollers, the coating unit (10) comprises a glue barrel and a coating roller (101) connected to the glue barrel, and the composite unit (13) comprises at least one composite roller group.

6. The antibacterial chemical fiber fabric production process according to claim 5, characterized in that: The multiple feeding units include a first feeding unit (7), a second feeding unit (8), and a third feeding unit (9) which are arranged in sequence. The first feeding unit (7) is provided with a first cloth-releasing roller (71), and the first cloth-releasing roller (71) is used to carry the antibacterial layer (1). The second feeding unit (8) is provided with a second cloth-releasing roller (81), and the second cloth-releasing roller (81) is used to carry the wear-resistant layer (5). The third feeding unit (9) is provided with a third cloth-releasing roller (91), and the third cloth-releasing roller is used to carry the base cloth layer (2). The multiple feeding units synchronously feed the composite unit (13).

7. The process for producing antibacterial chemical fiber fabric according to claim 6, characterized in that: At least two nozzles (102) are provided on the glue barrel. The two nozzles (102) are respectively arranged above the coating roller (101) and on one side of the principle compound unit (13), so as to achieve uniform coating of glue on both sides of the antibacterial layer (1) passing through the coating roller (101). The coating roller (101) is arranged in parallel with the compound roller group.

8. The process for producing antibacterial chemical fiber fabric according to claim 7, characterized in that: The composite roller group is composed of two vertically arranged pressing rollers, at least one of which is connected to a driving device, and the base fabric layer (2), the antibacterial layer (1) and the wear-resistant layer (5) are synchronously passed between the two pressing rollers to realize the composite of the fabrics.

9. The antibacterial chemical fiber fabric production process according to claim 6, characterized in that: A cloth rolling roller (14) is also arranged on the frame (6) on one side of the third cloth placing roller (91); the cloth rolling roller (14) is arranged below the composite unit (13); and one end of the cloth rolling roller (14) is connected to a servo motor.

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