CN111118701A - Environment-friendly flexible industrial flexible container bag processing technology - Google Patents
Environment-friendly flexible industrial flexible container bag processing technology Download PDFInfo
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- CN111118701A CN111118701A CN201911398842.6A CN201911398842A CN111118701A CN 111118701 A CN111118701 A CN 111118701A CN 201911398842 A CN201911398842 A CN 201911398842A CN 111118701 A CN111118701 A CN 111118701A
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D15/00—Woven fabrics characterised by the material, structure or properties of the fibres, filaments, yarns, threads or other warp or weft elements used
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/02—Settling tanks with single outlets for the separated liquid
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/42—Auxiliary equipment or operation thereof
- B01D46/4227—Manipulating filters or filter elements, e.g. handles or extracting tools
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/60—Combinations of devices covered by groups B01D46/00 and B01D47/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
- B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/42—Formation of filaments, threads, or the like by cutting films into narrow ribbons or filaments or by fibrillation of films or filaments
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/18—Nature of the water, waste water, sewage or sludge to be treated from the purification of gaseous effluents
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- D—TEXTILES; PAPER
- D10—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B—INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEXTILES
- D10B2331/00—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products
- D10B2331/04—Fibres made from polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds, e.g. polycondensation products polyesters, e.g. polyethylene terephthalate [PET]
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The invention relates to a processing technology of an environment-friendly flexible industrial flexible container bag, which relates to the technical field of container bags and comprises the following steps of 1: uniformly stirring the initial raw materials at a high speed to form raw materials, using a dust collection device in the stirring process, connecting the dust collection device with a double-screw extruder, drying or pre-crystallizing the raw materials to form particles, feeding the particles into the double-screw extruder, extruding, and cooling in water bath to obtain a membrane; step 2: drafting: cutting the membrane obtained after cooling, heating, performing primary drafting, heating again, and performing secondary drafting; and step 3: shaping and laminating reinforcement: and (4) heating the material obtained by the second drafting step to remove stress, shaping by a shaping roller, and rolling to obtain the high-strength PET flat filament. The invention has the effect of clean production.
Description
Technical Field
The invention relates to the technical field of flexible freight bags, in particular to a processing technology of an environment-friendly flexible industrial freight bag.
Background
The container is also called flexible container bag, ton bag, space bag, etc. and has various English translations, and FIBC (flexible intermediate Bulk container) is one kind of container unit appliance, and may be transported in container unit with crane or fork truck. The flexible container is widely used for transporting and packaging powdery, granular and blocky articles such as food, grain, medicine, chemical industry, mineral products and the like, and is generally used as a packaging product for transportation and storage in developed countries.
At present, Chinese patent with publication number CN105524331A discloses a fireproof container bag and a preparation method thereof, wherein the fireproof container bag comprises, by weight, 41-43 parts of polyethylene, 41-43 parts of polypropylene, 5-7 parts of talcum powder, 5-7 parts of a surface treatment agent, 3-5 parts of a lubricant and 1-3 parts of an anti-aging agent, and the polyethylene and the polypropylene are purified. The invention is matched with the production process flow, has good fireproof performance and excellent comprehensive mechanical property, and the preparation method has the advantages of high efficiency and low cost and has obvious economic benefit and popularization value.
The above prior art solutions have the following drawbacks: need use the talcum powder and need carry out high-speed stirring in process of production to can cause the raise dust of certain degree, cause dust pollution, be unfavorable for the construction of environment-friendly enterprise.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a processing technology of a flexible industrial flexible container bag with an environment-friendly production process.
The above object of the present invention is achieved by the following technical solutions:
an environment-friendly flexible industrial flexible container processing technology comprises the following steps: uniformly stirring the initial raw materials at a high speed to form raw materials, using a dust collection device in the stirring process, connecting the dust collection device with a double-screw extruder, drying or pre-crystallizing the raw materials to form particles, feeding the particles into the double-screw extruder, extruding, and cooling in water bath to obtain a membrane;
step 2: drafting: cutting the membrane obtained after cooling, heating, performing primary drafting, heating again, and performing secondary drafting;
and step 3: shaping and laminating reinforcement: heating the material obtained by the second drafting step to remove stress, shaping by a shaping roller and rolling to obtain high-strength PET flat filaments; placing a plurality of layers of high-strength PET flat wires in a cavity of a special injection mold one by utilizing the adhesive force of plastics and metal in the cavity of the special injection mold, positioning the plurality of layers of high-strength PET flat wires in the cavity of the special injection mold, stretching a transverse stretcher and a longitudinal stretcher, and extruding into secondary multilayer PET flat wires by an extruder controlled by an upper hydraulic oil cylinder;
and 4, step 4: circular weaving: performing cross weaving on the secondary multilayer PET flat yarns by a circular weaving machine, wherein the warp density is 20-30 yarns/5 cm, and the weft density is 30-40 yarns/5 cm to form woven cloth;
and 5: film coating: placing the woven cloth into a film coating machine, adding plastic particles, linearly extruding from a film opening, stretching, attaching to the surface of the woven cloth, and cooling for forming;
step 6: cutting: putting the sample after being coated with the film into an automatic cutting machine to carry out edge folding cutting according to the determined size;
and 7: printing: printing the cut sample with a surface mark pattern by a printer;
and 8: a hanging strip: cutting the sling according to the determined specification;
and step 9: sewing: sewing the printed sample and the sling into a shape according to the shape by a sewing machine;
step 10: cleaning: putting the sewn flexible freight bag into a cleaning machine for overall cleaning;
step 11: and (4) checking: checking the air tightness and integrity of the cleaned flexible freight bag;
step 12: storage and transportation: packaging the flexible freight bags which are finally qualified, and storing, transporting and selling the flexible freight bags;
in the first step, dust extraction includes the dust catcher, the dust catcher is connected with the washing room, the washing room intercommunication has the drip chamber, the drip chamber is provided with the dust teeter chamber, be provided with the puddler by motor drive in the dust teeter chamber, dust teeter chamber below is provided with the discharge gate, the discharge gate is connected in double screw extruder.
Through adopting above-mentioned technical scheme, through the dust catcher, can effectively reduce the dust in the manufacture process, simultaneously through washing the room with water, carry out water-soluble with the dust, deposit again in the precipitation chamber, deposit the back that finishes, through the dust teeter chamber, intercommunication dust and water are stirred, and the rethread is in the twin-screw extruder, can be with effective reduction to the dust in the production process to carry out cyclic utilization.
The present invention in a preferred example may be further configured to: there is the filter assembly in the washing chamber, the filter assembly is including communicateing the fixed frame on washing chamber lateral wall, be provided with the filter screen bag on the fixed frame, be provided with the fixed block on the fixed frame, set up the removal elongated slot that supplies the filter screen bag to pass on the fixed block, it adsorbs the piece to articulate there is strong magnetism on the fixed block, be provided with the iron on the fixed frame and adsorb the piece.
Through adopting above-mentioned technical scheme, the staff places the filter screen bag of long width in removing the elongated slot, adsorbs on iron adsorbs the piece through strong magnetism, fixes filter screen bag. When the filter mesh bag needs to be replaced, a worker takes the strong magnetic adsorption block down from the iron adsorption block, then pulls the filter mesh bag with long breadth, and the unused filter mesh bag is pulled to be aligned with the fixed frame to filter larger particles in the dust.
The present invention in a preferred example may be further configured to: a supporting spring is arranged below the settling chamber, and a vibration motor is arranged on the lower end face of the settling chamber.
Through adopting above-mentioned technical scheme, vibrating motor vibrates, drives the deposit room and vibrates on supporting spring to carry out better sediment.
The present invention in a preferred example may be further configured to: in the first step: drying and stirring the raw materials, putting the raw materials into a drying and stirring machine for stirring at the temperature of about 90 ℃, adding a coloring agent into the raw materials, putting the raw materials into the drying and stirring machine for stirring at the temperature of about 100 ℃.
Through adopting above-mentioned technical scheme, through dry stirring, reduce moisture and other impurity in the raw materials to add the colorant and can make the flexible freight bag have other colours, through secondary drying, carry out the complete drying to the raw materials.
The present invention in a preferred example may be further configured to: the initial raw materials comprise 50-60 parts of polyethylene, 20-30 parts of polypropylene, 5-7 parts of surface treatment agent, 3-5 parts of lubricating agent, 1-3 parts of anti-aging agent, 0-1 part of nucleating agent, 0-1 part of antistatic agent, 0-1 part of scratch-resistant agent, 0-1 part of dispersing agent and 0-1 part of light stabilizer.
By adopting the technical scheme, the physical and mechanical properties of the flexible freight bag, such as tensile strength, rigidity, heat deformation temperature, impact resistance, creep resistance and the like, can be improved through the nucleating agent; static electricity generated on the container bag can be reduced through the antistatic agent, and the influence of the static electricity on the container bag is reduced; the scratch-resistant agent can reduce the influence of the flexible freight bag on scratch and improve the surface firmness of the flexible freight bag. The light stabilizer can shield or absorb the energy of ultraviolet rays, quench singlet oxygen, decompose hydroperoxide into inactive substances and the like, so that the possibility of photochemical reaction can be eliminated or slowed down and the photo-aging process can be prevented or delayed under the radiation of light to the high polymer contained in the flexible freight bag, thereby achieving the purpose of prolonging the service life of the high polymer product.
The present invention in a preferred example may be further configured to: the extruder comprises a rack, a hydraulic oil cylinder is arranged on the rack, a piston rod of the hydraulic oil cylinder vertically faces downwards, a pressing plate is arranged at the tail end of the piston rod, and an anti-adhesion high-carbon layer is arranged on the pressing plate.
Through adopting above-mentioned technical scheme, through hydraulic cylinder, will prevent glutinous high carbon layer suppression PET flat filament to through glutinous high carbon layer of preventing, in the pressing process, reduce the condition of pressing the bonding of clamp plate and high strength PET flat filament, improve suppression efficiency.
The present invention in a preferred example may be further configured to: the thickness of the secondary multilayer PET flat filament is 0.6-0.8 mm.
Through adopting above-mentioned technical scheme, thick secondary multilayer PET flat filament causes the flexible container texture harder easily to the materials are more, and single flexible container weight increases, is unfavorable for using and carrying, and thinner secondary multilayer PET flat filament causes the flexible container thinner easily, and easy damage, thereby causes flexible container quality to reduce.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the dust collector can effectively reduce dust in the manufacturing process, meanwhile, the dust is dissolved in water through the water washing chamber, then the dust is precipitated in the precipitation chamber, and after the precipitation is finished, the dust and water are communicated through the dust stirring chamber to be stirred and then are introduced into the double-screw extruder, so that the dust in the production process can be effectively reduced and recycled;
2. the physical and mechanical properties of the flexible freight bag, such as tensile strength, rigidity, heat distortion temperature, impact resistance, creep resistance and the like, can be improved through the nucleating agent; static electricity generated on the container bag can be reduced through the antistatic agent, and the influence of the static electricity on the container bag is reduced; the scratch-resistant agent reduces the influence of the flexible freight bag on scratch, and improves the surface firmness of the flexible freight bag;
3. through hydraulic cylinder, will prevent glutinous high carbon layer suppression PET flat filament to through glutinous high carbon layer, in the pressing process, reduce the condition that presses clamp plate and high strength PET flat filament to bond, improve suppression efficiency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present embodiment.
Fig. 2 is a schematic structural view of a cross section of the present embodiment.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2 according to the present embodiment.
Fig. 4 is a schematic view of the structure of the extruder.
In the figure, 1, a dust suction device; 11. a vacuum cleaner; 12. a water washing chamber; 13. a settling chamber; 14. a dust stirring chamber; 15. a stirring rod; 16. a discharge port; 2. a filter assembly; 21. a fixing frame; 22. filtering the mesh bag; 23. a fixed block; 231. moving the long groove; 24. a strong magnetic adsorption block; 25. an iron adsorption block; 3. a support spring; 31. a vibration motor; 4. an extruder; 41. a frame; 42. a hydraulic cylinder; 43. a pressing plate; 44. an anti-sticking high carbon layer.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 4, the invention discloses a process for processing an environment-friendly flexible industrial flexible container bag, which comprises the following steps:
step 1: preparing initial raw materials, wherein the initial raw materials comprise 50-60 parts of polyethylene, 20-30 parts of polypropylene, 5-7 parts of surface treatment agent, 3-5 parts of lubricating agent, 1-3 parts of anti-aging agent, 0-1 part of nucleating agent, 0-1 part of antistatic agent, 0-1 part of scratch-resistant agent, 0-1 part of dispersing agent and 0-1 part of light stabilizer. Thereby improving the physical and mechanical properties of the flexible freight bag, such as tensile strength, rigidity, heat distortion temperature, impact resistance, creep resistance, and the like, reducing static electricity generated on the flexible freight bag, and being capable of shielding or absorbing ultraviolet energy by a light stabilizer.
Drying and stirring the initial raw materials, putting the raw materials into a drying stirrer for stirring, drying and stirring to reduce the moisture and other impurities in the raw materials, wherein the stirring temperature is controlled to be about 90 ℃, and the stirring time is 10-15 minutes; adding a coloring agent into the raw materials to color the raw materials, then placing the raw materials into a drying stirrer to be stirred at the temperature of about 100 ℃, using a dust suction device 1 during stirring to dry or pre-crystallize the raw materials to form particles, sending the particles into a double-screw extruder, extruding the particles, and cooling the particles in water bath to obtain a membrane;
step 2: drafting: cutting the membrane obtained after cooling, heating, performing primary drafting, heating again, and performing secondary drafting;
and step 3: shaping and laminating reinforcement: heating the material obtained by the second drafting step to remove stress, shaping by a shaping roller and rolling to obtain high-strength PET flat filaments; placing a plurality of layers of high-strength PET flat wires in a cavity of a special injection mold one by utilizing the adhesive force of plastics and metal, positioning the plurality of layers of high-strength PET flat wires in the cavity of the special injection mold, stretching a transverse stretcher and a longitudinal stretcher, extruding the high-strength PET flat wires into a secondary multi-layer PET flat wire with the thickness of 0.6-0.8 mm by an extruder 4 controlled by an upper hydraulic oil cylinder 42, wherein the extruder 4 comprises a rack 41, the rack 41 is provided with the hydraulic oil cylinder 42, a piston rod of the hydraulic oil cylinder 42 is vertically downward, the tail end of the piston rod is provided with a pressing plate 43, the pressing plate 43 is provided with an anti-sticking high carbon layer 44, the anti-sticking high carbon layer 44 is pressed into the PET flat wires by the hydraulic oil cylinder 42, and the anti-sticking high carbon layer 44 is used for reducing the condition that the pressing plate 43 is stuck with the high-strength PET flat wires in the pressing process, the pressing efficiency is improved.
And 4, step 4: circular weaving: performing cross weaving on the secondary multilayer PET flat yarns by a circular weaving machine, wherein the warp density is 20-30 yarns/5 cm, and the weft density is 30-40 yarns/5 cm to form woven cloth;
and 5: film coating: placing the woven cloth into a film coating machine, adding plastic particles, linearly extruding from a film opening, stretching, attaching to the surface of the woven cloth, and cooling for forming;
step 6: cutting: putting the sample after being coated with the film into an automatic cutting machine to carry out edge folding cutting according to the determined size;
and 7: printing: printing the cut sample with a surface mark pattern by a printer;
and 8: a hanging strip: cutting the sling according to the determined specification;
and step 9: sewing: sewing the printed sample and the sling into a shape according to the shape by a sewing machine;
step 10: cleaning: putting the sewn flexible freight bag into a cleaning machine for overall cleaning;
step 11: and (4) checking: checking the air tightness and integrity of the cleaned flexible freight bag;
step 12: storage and transportation: and packaging the flexible freight bags which are finally qualified, and storing, transporting and selling the flexible freight bags.
Referring to fig. 1 and 2, in the first step, the dust suction device 1 includes a dust collector 11, and dust generated in the manufacturing process can be effectively reduced by the dust collector 11. The vacuum cleaner 11 is connected to a washing chamber 12, and dust is dissolved in water by the washing chamber 12. Add filter assembly 2 in the washing room 12, filter assembly 2 is including communicating the fixed frame 21 on washing room 12 lateral wall, be provided with the filter screen bag 22 that covers fixed frame 21 on the fixed frame 21, and be provided with fixed block 23 on fixed frame 21 both sides, and set up the removal elongated slot 231 that supplies filter screen bag 22 to pass on the fixed block 23, it has strong magnetism to adsorb piece 24 to articulate on the fixed block 23, be provided with the iron that supplies strong magnetism to adsorb piece 24 on fixed frame 21 and adsorb piece 25, the staff places the filter screen bag 22 of large format in removing elongated slot 231, adsorb on iron adsorbs piece 25 through strong magnetism adsorbs piece 24, fix filter screen bag 22. When the filter mesh bag 22 needs to be replaced, a worker takes the strong magnetic adsorption block 24 off the iron adsorption block 25, then pulls the long filter mesh bag 22, and pulls the unused filter mesh bag 22 to the position of the alignment fixing frame 21 to filter larger particles in the dust.
Referring to fig. 2, the washing chamber 12 is communicated with a settling chamber 13, a support spring 3 is arranged below the settling chamber 13, a vibration motor 31 is arranged on the lower end surface of the settling chamber 13, and the vibration motor 31 vibrates to drive the settling chamber 13 to vibrate on the support spring 3, so that better settling is performed.
Referring to fig. 2, the settling chamber 13 is provided with a dust stirring chamber 14, a stirring rod 15 driven by a motor is provided in the dust stirring chamber 14, and a discharge port 16 is provided below the dust stirring chamber 14, the discharge port 16 being connected to the twin-screw extruder. The dust mixture is precipitated indoors, precipitation is carried out in the precipitation chamber 13, after precipitation is finished, the dust and water are communicated through the dust stirring chamber 14 to be stirred, and then the mixture is fed into the double-screw extruder, so that dust in the production process can be effectively reduced, and the dust can be recycled.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (7)
1. The processing technology of the environment-friendly flexible industrial flexible container bag is characterized by comprising the following steps:
step 1: uniformly stirring the initial raw materials at a high speed to form raw materials, using a dust suction device (1) in the stirring process, connecting the dust suction device (1) with a double-screw extruder, drying or pre-crystallizing the raw materials to form particles, feeding the particles into the double-screw extruder, extruding, and cooling in a water bath to obtain a membrane;
step 2: drafting: cutting the membrane obtained after cooling, heating, performing primary drafting, heating again, and performing secondary drafting;
and step 3: shaping and laminating reinforcement: heating the material obtained by the second drafting step to remove stress, shaping by a shaping roller and rolling to obtain high-strength PET flat filaments; placing a plurality of layers of high-strength PET flat wires in a cavity of a special injection mold one by utilizing the adhesive force of plastics and metal, positioning the plurality of layers of high-strength PET flat wires in the cavity of the special injection mold, stretching a transverse stretcher and a longitudinal stretcher, and extruding the high-strength PET flat wires into secondary multilayer PET flat wires by an extruder (4) controlled by an upper hydraulic oil cylinder (42);
and 4, step 4: circular weaving: performing cross weaving on the secondary multilayer PET flat yarns by a circular weaving machine, wherein the warp density is 20-30 yarns/5 cm, and the weft density is 30-40 yarns/5 cm to form woven cloth;
and 5: film coating: placing the woven cloth into a film coating machine, adding plastic particles, linearly extruding from a film opening, stretching, attaching to the surface of the woven cloth, and cooling for forming;
step 6: cutting: putting the sample after being coated with the film into an automatic cutting machine to carry out edge folding cutting according to the determined size;
and 7: printing: printing the cut sample with a surface mark pattern by a printer;
and 8: a hanging strip: cutting the sling according to the determined specification;
and step 9: sewing: sewing the printed sample and the sling into a shape according to the shape by a sewing machine;
step 10: cleaning: putting the sewn flexible freight bag into a cleaning machine for overall cleaning;
step 11: and (4) checking: checking the air tightness and integrity of the cleaned flexible freight bag;
step 12: storage and transportation: packaging the flexible freight bags which are finally qualified, and storing, transporting and selling the flexible freight bags;
in the first step, the dust collection device (1) comprises a dust collector (11), the dust collector (11) is connected with a water washing chamber (12), the water washing chamber (12) is communicated with a settling chamber (13), the settling chamber (13) is provided with a dust stirring chamber (14), a stirring rod (15) driven by a motor is arranged in the dust stirring chamber (14), a discharge hole (16) is arranged below the dust stirring chamber (14), and the discharge hole (16) is connected to a double-screw extruder.
2. The process for processing the environment-friendly flexible industrial flexible container bag according to claim 1, wherein the process comprises the following steps: there are filter assembly (2) in washing room (12), filter assembly (2) are including communicating fixed frame (21) on washing room (12) lateral wall, be provided with filter screen bag (22) on fixed frame (21), be provided with fixed block (23) on fixed frame (21), set up removal elongated slot (231) that supply filter screen bag (22) to pass on fixed block (23), it has strong magnetism to adsorb piece (24) to articulate on fixed block (23), be provided with iron on fixed frame (21) and adsorb piece (25).
3. The processing technology of the environment-friendly flexible industrial flexible container bag according to claim 2, characterized in that: a supporting spring (3) is arranged below the settling chamber (13), and a vibration motor (31) is arranged on the lower end face of the settling chamber (13).
4. The processing technology of the environment-friendly flexible industrial flexible container bag according to claim 3, characterized in that: in the first step: drying and stirring the raw materials, putting the raw materials into a drying and stirring machine for stirring at the temperature of about 90 ℃, adding a coloring agent into the raw materials, putting the raw materials into the drying and stirring machine for stirring at the temperature of about 100 ℃.
5. The process for processing the environment-friendly flexible industrial flexible container bag according to claim 4, wherein the process comprises the following steps: the initial raw materials comprise 50-60 parts of polyethylene, 20-30 parts of polypropylene, 5-7 parts of surface treatment agent, 3-5 parts of lubricating agent, 1-3 parts of anti-aging agent, 0-1 part of nucleating agent, 0-1 part of antistatic agent, 0-1 part of scratch-resistant agent, 0-1 part of dispersing agent and 0-1 part of light stabilizer.
6. The processing technology of the environment-friendly flexible industrial flexible container bag according to claim 5, characterized in that: the extruder (4) comprises a frame (41), a hydraulic oil cylinder (42) is arranged on the frame (41), a piston rod of the hydraulic oil cylinder (42) is vertically downward, a pressing plate (43) is arranged at the tail end of the piston rod, and an anti-adhesion high carbon layer (44) is arranged on the pressing plate (43).
7. The process for processing the environment-friendly flexible industrial flexible container bag according to claim 6, wherein the process comprises the following steps: the thickness of the secondary multilayer PET flat filament is 0.6-0.8 mm.
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| CN201911398842.6A CN111118701A (en) | 2019-12-30 | 2019-12-30 | Environment-friendly flexible industrial flexible container bag processing technology |
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| CN201911398842.6A CN111118701A (en) | 2019-12-30 | 2019-12-30 | Environment-friendly flexible industrial flexible container bag processing technology |
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