1. A weaving process of woven bag flat filaments is characterized by comprising the following steps:

(1) the raw materials comprise the following components in percentage by mass: 10-25 parts of antioxidant, 60-80 parts of polypropylene, 15-20 parts of phenolic resin, 10-14 parts of nano silicon oxide powder, 20-30 parts of dibutyl phthalate, 20-30 parts of epoxy resin, 4-8 parts of ultraviolet absorbent, 30-45 parts of linear low-density polyethylene and 4-8 parts of mica;

(2) preparing a mixed material: uniformly mixing the raw materials, pouring the raw materials into a mixer, wherein the stirring power of the mixer is 20-25 KW, the drying time is 20-30 min, and the drying temperature is 60-75 ℃; adding the mixture into an extruder at a feeding speed of 55kg/min for extrusion, and then cooling and forming to obtain the coating woven fabric for producing woven bags; putting the obtained coating woven cloth for producing the woven bag into a screw extruder for extruding to obtain flat filaments of the woven bag coating cloth;

(3) weaving: dividing the flat filaments into warps and wefts, passing the warps through a warp feeding reverse roller and a palm fiber with a jumper bar alternately up and down to form openings, closings and reverse openings and closings among the warps, namely the warps are opened and crossed, meanwhile, the wefts do circular motion along the horizontal direction along with the openings of the shuttles and the warps, the warps and the wefts are woven into woven fabrics, and finally, the woven fabrics are wound and stored;

(4) printing and shearing: coating resin on base material woven cloth in a molten state, printing the obtained woven cloth through a printer, and then performing cutting and sewing integrated operation on the printed woven cloth, so that the production efficiency is improved;

(5) and (6) inspecting, packaging and warehousing.

2. The weaving process of the woven bag flat filament according to claim 1, characterized in that the oxidant in step (1) is a PP resin antioxidant.

3. The weaving process of the woven bag flat filament as claimed in claim 1, wherein the rolling diameter of the woven cloth is 2 m.

4. The weaving process of the woven bag flat filament according to claim 1, characterized in that the resin coated on the woven fabric surface in the step (4) is water-soluble waterproof resin material.

Background

The production process of the plastic woven bag comprises five process steps of raw material proportioning, material mixing, wire drawing, weaving, printing cutting and sewing, wherein the raw materials are firstly made into plastic flat filaments, then the flat filaments are subjected to weaving process, and the woven fabric is sewn into a woven bag with a certain specification after weaving is finished, wherein the weaving process is a key link in the production process of the plastic woven bag. In the prior art, the problem of cross winding of warp yarns easily occurs in the weaving process of the flat yarns of the woven bag, so that the warp yarns are frequently broken, the working efficiency is reduced, and the production quality of the woven bag is influenced.

Disclosure of Invention

The invention aims to provide a weaving process of woven bag flat filaments to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a weaving process of woven bag flat filaments is characterized by comprising the following steps:

(1) the raw materials comprise the following components in percentage by mass: 10-25 parts of antioxidant, 60-80 parts of polypropylene, 15-20 parts of phenolic resin, 10-14 parts of nano silicon oxide powder, 20-30 parts of dibutyl phthalate, 20-30 parts of epoxy resin, 4-8 parts of ultraviolet absorbent, 30-45 parts of linear low-density polyethylene and 4-8 parts of mica;

(2) preparing a mixed material: uniformly mixing the raw materials, pouring the raw materials into a mixer, wherein the stirring power of the mixer is 20-25 KW, the drying time is 20-30 min, and the drying temperature is 60-75 ℃; adding the mixture into an extruder at a feeding speed of 55kg/min for extrusion, and then cooling and forming to obtain the coating woven fabric for producing woven bags; putting the obtained coating woven cloth for producing the woven bag into a screw extruder for extruding to obtain flat filaments of the woven bag coating cloth;

(3) weaving: dividing the flat filaments into warps and wefts, passing the warps through a warp feeding reverse roller and a palm fiber with a jumper bar alternately up and down to form openings, closings and reverse openings and closings among the warps, namely the warps are opened and crossed, meanwhile, the wefts do circular motion along the horizontal direction along with the openings of the shuttles and the warps, the warps and the wefts are woven into woven fabrics, and finally, the woven fabrics are wound and stored;

(4) printing and shearing: coating resin on base material woven cloth in a molten state, printing the obtained woven cloth through a printer, and then performing cutting and sewing integrated operation on the printed woven cloth, so that the production efficiency is improved;

(5) checking, packaging and warehousing

Further, the oxidant in the step (1) is a PP resin antioxidant.

Further, the rolling diameter of the woven fabric rolling is 2 m.

Further, the resin coated on the surface of the woven fabric in the step (4) is a water-soluble water-resistant resin material.

Compared with the prior art, the invention has the following beneficial effects:

according to the invention, mica is added into the ingredients, and the heat-conducting property of the flat filament is improved because the cool mica fiber has the function of cooling. The ultraviolet absorbent enables the woven bag to have the ultraviolet-proof function, and the rest ingredients also enhance the oxidation resistance and delay the aging rate.

Detailed Description

The weaving process of the woven bag flat filament according to the embodiment of the invention is characterized by comprising the following steps of:

(1) the raw materials comprise the following components in percentage by mass: 10-25 parts of antioxidant, 60-80 parts of polypropylene, 15-20 parts of phenolic resin, 10-14 parts of nano silicon oxide powder, 20-30 parts of dibutyl phthalate, 20-30 parts of epoxy resin, 4-8 parts of ultraviolet absorbent, 30-45 parts of linear low-density polyethylene and 4-8 parts of mica;

(2) preparing a mixed material: uniformly mixing the raw materials, pouring the raw materials into a mixer, wherein the stirring power of the mixer is 20-25 KW, the drying time is 20-30 min, and the drying temperature is 60-75 ℃; adding the mixture into an extruder at a feeding speed of 55kg/min for extrusion, and then cooling and forming to obtain the coating woven fabric for producing woven bags; putting the obtained coating woven cloth for producing the woven bag into a screw extruder for extruding to obtain flat filaments of the woven bag coating cloth;

(3) weaving: dividing the flat filaments into warps and wefts, passing the warps through a warp feeding reverse roller and a palm fiber with a jumper bar alternately up and down to form openings, closings and reverse openings and closings among the warps, namely the warps are opened and crossed, meanwhile, the wefts do circular motion along the horizontal direction along with the openings of the shuttles and the warps, the warps and the wefts are woven into woven fabrics, and finally, the woven fabrics are wound and stored;

(4) printing and shearing: coating resin on base material woven cloth in a molten state, printing the obtained woven cloth through a printer, and then performing cutting and sewing integrated operation on the printed woven cloth, so that the production efficiency is improved;

(5) checking, packaging and warehousing

According to the scheme of the invention, the oxidant in the step (1) is a PP resin antioxidant, the winding diameter of the woven fabric in winding is 2m, and the resin coated on the surface of the woven fabric in the step (4) is a water-soluble waterproof resin material.

In summary, the following steps: according to the invention, mica is added into the ingredients, and the heat-conducting property of the flat filament is improved because the cool mica fiber has the function of cooling. The ultraviolet absorbent enables the woven bag to have the ultraviolet-proof function, and the rest ingredients also enhance the oxidation resistance and delay the aging rate.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that various changes, modifications and substitutions can be made without departing from the spirit and scope of the invention as defined by the appended claims. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.