CN112962155B - Processing method of RPET fabric - Google Patents
Processing method of RPET fabric Download PDFInfo
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- CN112962155B CN112962155B CN202110256091.5A CN202110256091A CN112962155B CN 112962155 B CN112962155 B CN 112962155B CN 202110256091 A CN202110256091 A CN 202110256091A CN 112962155 B CN112962155 B CN 112962155B
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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
- D01D10/00—Physical treatment of artificial filaments or the like during manufacture, i.e. during a continuous production process before the filaments have been collected
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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
- D01D13/00—Complete machines for producing artificial threads
- D01D13/02—Elements of machines in combination
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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
- D01D5/12—Stretch-spinning methods
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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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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Treatment Of Fiber Materials (AREA)
Abstract
The invention relates to a processing method of an RPET fabric, which comprises the following steps: s1: crushing PET plastics into fragments with the size of 3-5 mm by a crusher; s2: putting the fragments into NaOH cleaning solution for ultrasonic cleaning, and putting the fragments into purified water for ultrasonic cleaning after cleaning; s3: after cleaning, putting the mixture into a dryer for drying; s4: putting the dried fragments into a screw extruder, and feeding the fragments into a wire drawing machine through melting, extruding and mixing; s5: obtaining yarn through drawing and cooling wire collection of a drawing machine; s6: the yarns are stitched into the RPET fabric by a stitching machine. The invention has the beneficial effects that: earlier can effectual improvement cooling effect, the strand silk shrink is uneven when the temperature difference is too big when preventing strand silk and water contact, leads to strand silk deformation, the effectual shaping effect that improves the yarn.
Description
Technical Field
The invention relates to the technical field of RPET fabrics, in particular to a processing method of an RPET fabric.
Background
RPET means (recycled) polyethylene terephthalate, which is used in many applications in industry, clothing, home textiles. Since r (recycle) of RPET is intended to mean recycling and recovery, RPET is also called: (recycled) polyethylene terephthalate. The RPET fabric is also called as cola bottle environment-friendly cloth, is a novel environment-friendly fabric, adopts environment-friendly regenerated yarn, has low carbon of the source, creates a new concept in the regeneration field, adopts recycled cola bottles to recycle textiles made of regenerated fibers, can regenerate PET fibers by 100 percent of recycled materials, effectively reduces waste, and is very popular in foreign countries, especially developed countries in Europe and America.
Current RPET surface fabric need use the wire drawing machine to draw into the material filamentation at the in-process of production, and the strand silk that the wire drawing machine was drawn still is equipped with the cooling device of cooling strand silk to between the coiling mechanism for prevent that the strand silk from taking place deformation, but the cooling effect of current cooling body is not good, thereby can influence the effect of yarn.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a processing method of an RPET fabric to solve the problems.
The technical scheme of the invention is realized as follows: a processing method of an RPET fabric comprises the following steps:
s1: crushing PET plastics into fragments with the size of 3-5 mm by a crusher;
s2: putting the fragments into NaOH cleaning solution for ultrasonic cleaning, and putting the fragments into purified water for ultrasonic cleaning after cleaning;
s3: after cleaning, putting the mixture into a dryer for drying;
s4: putting the dried fragments into a screw extruder, and feeding the fragments into a wire drawing machine through melting, extruding and mixing;
s5: obtaining yarn through drawing and cooling wire collection of a drawing machine;
s6: the yarns are stitched into the RPET fabric by a stitching machine.
By adopting the technical scheme, the PET plastic is firstly crushed into small fragments, so that the PET plastic is convenient to clean and melt; the fragments are put into NaOH cleaning liquid for ultrasonic cleaning, dirt and impurities attached to the fragments can be effectively cleaned, and the fragments are put into purified water for ultrasonic cleaning after being cleaned, so that the NaOH cleaning liquid remained on the fragments can be effectively cleaned; drying the moisture remained on the surfaces of the fragments by a dryer; the screw extruder can effectively stir, mix, melt and extrude PET fragments and other raw materials and send the PET fragments and other raw materials into a wire drawing machine; the wire drawing machine draws the raw materials into threadiness, and the cooling device of rethread wire drawing machine progressively cools down the strand silk, can make the strand silk earlier cool down with the water contact of first temperature, cools down with the water contact of second temperature again, and further cools off, and the second temperature is less than first temperature, can effectual improvement cooling effect, and the difference in temperature greatly causes the strand silk shrink inequality when preventing strand silk and water contact, leads to strand silk deformation, the effectual shaping effect that improves the yarn.
The invention is further configured to: the wire drawing machine comprises a primary cooling device and a secondary cooling device which are sequentially arranged, wherein the primary cooling device comprises a front end cover, a rear end cover and a side wall which are integrally formed, the side wall is in a conical cylinder shape, the end with the smaller diameter of the side wall is connected with the front end cover, the end with the larger diameter of the side wall is connected with the rear end cover, the front end cover, the rear end cover and the side wall are wrapped to form a cooling cavity, the centers of the front end cover and the rear end cover are respectively provided with a feed inlet and a discharge outlet which are coaxially arranged, the side wall comprises an inner side wall and an outer side wall, the outer side wall is correspondingly sleeved outside the inner side wall, liquid guide cavities are arranged between the inner side wall and the outer side wall at intervals, a hollow liquid guide pipe is spirally wound on the outer wall of the outer side wall, the two ends of the liquid guide pipe are respectively communicated with a water inlet and a water outlet, and the outer side wall is provided with a plurality of first through holes communicated with the liquid guide pipe and the liquid guide cavities, the inner side wall is provided with a plurality of second through holes communicated with the liquid guide cavity and the cooling cavity, the second through holes and the first through holes are coaxially arranged, a spray head is arranged in each second through hole, and the water inlet end of the spray head penetrates through the first through holes to be communicated with the liquid guide pipe.
By adopting the technical scheme, the strand silk firstly passes through the primary cooling device for primary cooling and then enters the secondary cooling device for complete cooling, so that the cooling effect can be effectively improved, and the strand silk shrinkage unevenness and strand silk deformation caused by overlarge temperature difference can be prevented; the strand silk gets into the cooling chamber through the feed inlet and goes out by the discharge gate again and enter into second grade cooling device, and catheter and drain chamber all wrap up outside the cooling chamber, let in the cooling water toward catheter and drain intracavity through the water inlet, can effectually help the cooling chamber to cool down, and the cooling water in the drain pipe is through the shower nozzle spray to the strand silk of cooling intracavity, tentatively cool down the strand silk earlier.
The invention is further configured to: the shower nozzle is including equal cavity shower nozzle shell and the shower nozzle inner core that sets up, the outer wall both ends of shower nozzle shell are fixed respectively in first through-hole and second through-hole, the shower nozzle shell sets up towards the one end opening of catheter, the shower nozzle inner core is established on the one end inner wall that the catheter was kept away from to the shower nozzle shell, be equipped with rotatory chamber in the shower nozzle inner core, set up the hole for water spraying of intercommunication cooling chamber and rotatory chamber on the lateral wall of shower nozzle shell, be equipped with a plurality of first water inlets on the lateral wall of shower nozzle inner core, the shower nozzle inner core is kept away from one of hole for water spraying and is served and be equipped with the second water inlet.
Through adopting above-mentioned technical scheme, the cooling water gets into from the opening of shower nozzle shell, enters into the rotatory intracavity of shower nozzle inner core through first water inlet and second water inlet, and the rethread hole of water spraying spouts the cooling intracavity, and the area that can effectual improvement spray makes the more even of cooling to the strand silk.
The invention is further configured to: the first water inlets are at least provided with two water inlets which are uniformly arranged on the inner core of the spray head, and the direction of the central shaft of the first water inlet is parallel to the tangential direction of the rotary cavity.
Through adopting above-mentioned technical scheme, the cooling water gets into through first water inlet and makes rotatory in rotatory intracavity, and the rotatory blowout of rethread hole for water spraying can effectual improvement spray the area, makes its cooling effect better, more even.
The invention is further configured to: second grade cooling device includes coolant tank, guide roll, inlet tube and outlet pipe, the guide roll sets up along a plurality of equidistance of coolant tank's length direction, and is a plurality of the guide roll all is parallel to each other and rotates to be connected in coolant tank, and is adjacent distance sets up from top to bottom between the guide roll, be connected with the inlet tube on one side of coolant tank, coolant tank keeps away from and is equipped with the outlet pipe on one side of inlet tube, coolant tank keeps away from and is equipped with the drainage breach on one side of inlet tube.
By adopting the technical scheme, the flowing time of the strand silk wound by the guide rollers in the cooling water tank can be effectively prolonged, the cooling effect is ensured, and the strand silk is cooled more completely; the water inlet pipe is connected with an external cold water source, and low-temperature water is continuously fed into the cooling water tank, so that the cooling effect is ensured, the temperature of the cooling water in the cooling water tank is lower as the cooling water is closer to the water inlet pipe, the water outlet pipe and the drainage notch are both far away from the water inlet pipe, the drainage notch can effectively discharge water with overhigh temperature and impurities floating on the surface of the cooling water, and the cleanness and proper temperature of the water in the cooling water tank are ensured; the outlet pipe is far away from the inlet tube and is provided with a water outlet pipe which can prevent the temperature difference between the cooling water temperature sent by the inlet tube and the strand silk from being too large, so that the strand silk shrinks unevenly and deforms.
The invention is further configured to: and a water outlet communicated with the cooling cavity and the outside is formed in the lowest end of the rear end cover, the water outlet is positioned above the secondary cooling device, and the water outlet is arranged close to the water drainage notch.
Through adopting above-mentioned technical scheme, shower nozzle spun hydroenergy is effectual to be discharged through the outlet, discharges into cooling water tank in, and shower nozzle spun water can also wash away attached to the impurity on the strand silk, and impurity discharges into cooling water tank through the outlet in, and the outlet is close to the drainage breach and sets up and enables the too high water of temperature and various impurity and directly discharge through the drainage breach, keeps the cleanness and the suitable temperature of quality of water.
The invention is further configured to: the horizontal height of the bottom end of the drainage notch is higher than the horizontal height of the topmost end of the guide roller.
Through adopting above-mentioned technical scheme, enable the strand silk when the guide roll, the strand silk immerses in the cooling water completely, makes more even of cooling, and the cooling effect is better.
The invention is further configured to: the water outlet pipe is connected with the water inlet through connecting the filter and the water pump in proper order, the water outlet pipe is connected with cooling water tank's lateral wall bottom.
Through adopting above-mentioned technical scheme, the outlet pipe passes through the water pump and sends into the one-level cooling device with the cooling water of keeping away from inlet tube department in the coolant tank, and the cooling water filters through the filter, can effectually filter the impurity in the coolant tank, prevents to block up one-level cooling device.
The invention is further configured to: and a water guide plate which is obliquely arranged is arranged at the position of the drainage notch on the outer wall of the cooling water tank.
Through adopting above-mentioned technical scheme, the water deflector can be effectual leads the discharged water, makes its collection more convenient, light.
The invention is further configured to: the cross section of the liquid guide pipe is arranged in a semicircular shape.
By adopting the technical scheme, the contact area between cooling water in the liquid guide pipe and the outer side wall can be effectively increased, and the heat dissipation effect is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a flow chart of a processing method in an embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a primary cooling device and a secondary cooling device in an embodiment of the present invention.
Fig. 3 is a schematic structural diagram of a primary cooling device according to an embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a in the embodiment of the present invention.
Fig. 5 is a structural sectional view of the core of the head according to the embodiment of the present invention.
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.
As shown in fig. 1-5, the invention discloses a processing method of an RPET fabric, which comprises the following steps:
s1: crushing PET plastics into fragments with the size of 3-5 mm by a crusher;
s2: putting the fragments into NaOH cleaning solution for ultrasonic cleaning, and putting the fragments into purified water for ultrasonic cleaning after cleaning;
s3: after cleaning, putting the mixture into a dryer for drying;
s4: putting the dried fragments into a screw extruder, and feeding the fragments into a wire drawing machine through melting, extruding and mixing;
s5: obtaining yarn through drawing and cooling wire collection of a drawing machine;
s6: the yarns are stitched into the RPET fabric by a stitching machine.
By adopting the technical scheme, the PET plastic is firstly crushed into small fragments, so that the PET plastic is convenient to clean and melt; the fragments are put into NaOH cleaning liquid for ultrasonic cleaning, dirt and impurities attached to the fragments can be effectively cleaned, and the fragments are put into purified water for ultrasonic cleaning after being cleaned, so that the NaOH cleaning liquid remained on the fragments can be effectively cleaned; drying the moisture remained on the surfaces of the fragments by a dryer; the screw extruder can effectively stir, mix, melt and extrude PET fragments and other raw materials and send the PET fragments and other raw materials into a wire drawing machine; the wire drawing machine draws the raw materials into threadiness, and the cooling device of rethread wire drawing machine progressively cools down the strand silk, can make the strand silk earlier cool down with the water contact of first temperature, cools down with the water contact of second temperature again, and further cools off, and the second temperature is less than first temperature, can effectual improvement cooling effect, and the difference in temperature greatly causes the strand silk shrink inequality when preventing strand silk and water contact, leads to strand silk deformation, the effectual shaping effect that improves the yarn.
In the embodiment of the invention, the wire drawing machine comprises a primary cooling device 1 and a secondary cooling device 2 which are sequentially arranged, the primary cooling device 1 comprises a front end cover 10, a rear end cover 11 and a side wall which are integrally formed, the side wall is in a conical cylinder shape, one end with a smaller diameter of the side wall is connected with the front end cover 10, one end with a larger diameter of the side wall is connected with the rear end cover 11, the front end cover 10, the rear end cover 11 and the side wall are wrapped to form a cooling cavity 18, the centers of the front end cover 10 and the rear end cover 11 are respectively provided with a feed inlet 100 and a discharge outlet 110 which are coaxially arranged, the side wall comprises an inner side wall 12 and an outer side wall 13, the outer side wall 13 is correspondingly sleeved outside the inner side wall 12, a liquid guide cavity 14 is arranged between the inner side wall 12 and the outer side wall 13 at an interval, and a hollow liquid guide tube 15 is spirally wound on the outer wall of the outer side wall 13, the two ends of the liquid guide tube 15 are respectively communicated with a water inlet 16 and a water outlet 17, the outer side wall 13 is provided with a plurality of first through holes 130 communicated with the liquid guide tube 15 and the liquid guide cavity 14, the inner side wall 12 is provided with a plurality of second through holes 120 communicated with the liquid guide cavity 14 and the cooling cavity 18, the second through holes 120 and the first through holes 130 are coaxially arranged, a spray head 19 is arranged in the second through holes 120, and the water inlet end of the spray head 19 penetrates through the first through holes 130 to be communicated with the interior of the liquid guide tube 15.
By adopting the technical scheme, the strand silk firstly passes through the primary cooling device for primary cooling and then enters the secondary cooling device for complete cooling, so that the cooling effect can be effectively improved, and the strand silk shrinkage unevenness and strand silk deformation caused by overlarge temperature difference can be prevented; the strand silk gets into the cooling chamber through the feed inlet and goes out by the discharge gate again and enter into second grade cooling device, and catheter and drain chamber all wrap up outside the cooling chamber, let in the cooling water toward catheter and drain intracavity through the water inlet, can effectually help the cooling chamber to cool down, and the cooling water in the drain pipe is through the shower nozzle spray to the strand silk of cooling intracavity, tentatively cool down the strand silk earlier.
In the embodiment of the present invention, the nozzle 19 includes a nozzle outer shell 190 and a nozzle inner core 191, which are both hollow, two ends of an outer wall of the nozzle outer shell 190 are respectively fixed in the first through hole 130 and the second through hole 120, an opening is formed at one end of the nozzle outer shell 190 facing the liquid guide tube 15, the nozzle inner core 191 is arranged on an inner wall of one end of the nozzle outer shell 190 away from the liquid guide tube 15, a rotating cavity 1910 is arranged in the nozzle inner core 191, a water spray hole 192 communicating the cooling cavity 18 with the rotating cavity 1910 is formed on a side wall of the nozzle outer shell 190, a plurality of first water inlets 1911 are arranged on the side wall of the nozzle inner core 191, and a second water inlet 1912 is arranged at one end of the nozzle inner core 191 away from the water spray hole 192.
Through adopting above-mentioned technical scheme, the cooling water gets into from the opening of shower nozzle shell, enters into the rotatory intracavity of shower nozzle inner core through first water inlet and second water inlet, and the rethread hole of water spraying spouts the cooling intracavity, and the area that can effectual improvement spray makes the more even of cooling to the strand silk.
In the embodiment of the present invention, at least two first water inlets 1911 are uniformly arranged on the nozzle inner core 191, and the central axis direction of the first water inlets 1911 is parallel to the tangential direction of the rotating cavity 1910.
Through adopting above-mentioned technical scheme, the cooling water gets into through first water inlet and makes rotatory in rotatory intracavity, and the rotatory blowout of rethread hole for water spraying can effectual improvement spray the area, makes its cooling effect better, more even.
In the embodiment of the present invention, the secondary cooling device 2 includes a cooling water tank 20, a plurality of guide rollers 21, a water inlet pipe 22 and a water outlet pipe 23, the guide rollers 21 are equidistantly disposed along the length direction of the cooling water tank 20, the guide rollers 21 are parallel to each other and rotatably connected in the cooling water tank 20, the adjacent guide rollers 21 are spaced apart from each other up and down, the water inlet pipe 22 is connected to one side of the cooling water tank 20, the water outlet pipe 23 is disposed on one side of the cooling water tank 20 away from the water inlet pipe 22, and a water drainage notch 24 is disposed on one side of the cooling water tank 20 away from the water inlet pipe 22.
By adopting the technical scheme, the flowing time of the strand silk wound by the guide rollers in the cooling water tank can be effectively prolonged, the cooling effect is ensured, and the strand silk is cooled more completely; the water inlet pipe is connected with an external cold water source, and low-temperature water is continuously fed into the cooling water tank, so that the cooling effect is ensured, the temperature of the cooling water in the cooling water tank is lower as the cooling water is closer to the water inlet pipe, the water outlet pipe and the drainage notch are both far away from the water inlet pipe, the drainage notch can effectively discharge water with overhigh temperature and impurities floating on the surface of the cooling water, and the cleanness and proper temperature of the water in the cooling water tank are ensured; the outlet pipe is far away from the inlet tube and is provided with a water outlet pipe which can prevent the temperature difference between the cooling water temperature sent by the inlet tube and the strand silk from being too large, so that the strand silk shrinks unevenly and deforms.
In the embodiment of the present invention, a water outlet 111 communicating the cooling cavity 18 with the outside is formed at the lowest end of the rear end cover 11, the water outlet 111 is located above the secondary cooling device 2, and the water outlet 111 is located near the water discharge notch 24.
Through adopting above-mentioned technical scheme, shower nozzle spun hydroenergy is effectual to be discharged through the outlet, discharges into cooling water tank in, and shower nozzle spun water can also wash away attached to the impurity on the strand silk, and impurity discharges into cooling water tank through the outlet in, and the outlet is close to the drainage breach and sets up and enables the too high water of temperature and various impurity and directly discharge through the drainage breach, keeps the cleanness and the suitable temperature of quality of water.
In the embodiment of the present invention, the level of the bottom end of the drainage notch 24 is higher than the level of the topmost end of the guide roller 21.
Through adopting above-mentioned technical scheme, enable the strand silk when the guide roll, the strand silk immerses in the cooling water completely, makes more even of cooling, and the cooling effect is better.
In the embodiment of the present invention, the water outlet pipe 23 is connected to the water inlet 16 by sequentially connecting the filter 25 and the water pump 26, and the water outlet pipe 23 is connected to the bottom end of the side wall of the cooling water tank 20.
Through adopting above-mentioned technical scheme, the outlet pipe passes through the water pump and sends into the one-level cooling device with the cooling water of keeping away from inlet tube department in the coolant tank, and the cooling water filters through the filter, can effectually filter the impurity in the coolant tank, prevents to block up one-level cooling device.
In the embodiment of the present invention, the outer wall of the cooling water tank 20 is provided with a water guide plate 27 disposed obliquely at the drainage notch 24.
Through adopting above-mentioned technical scheme, the water deflector can be effectual leads the discharged water, makes its collection more convenient, light.
In the present embodiment, the liquid guide tube 15 is provided with a semicircular cross section.
By adopting the technical scheme, the contact area between cooling water in the liquid guide pipe and the outer side wall can be effectively increased, and the heat dissipation effect is improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. A processing method of RPET fabric is characterized in that: the method comprises the following steps:
s1: crushing PET plastics into fragments with the size of 3-5 mm by a crusher;
s2: putting the fragments into NaOH cleaning solution for ultrasonic cleaning, and putting the fragments into purified water for ultrasonic cleaning after cleaning;
s3: after cleaning, putting the mixture into a dryer for drying;
s4: putting the dried fragments into a screw extruder, and feeding the fragments into a wire drawing machine through melting, extruding and mixing;
s5: obtaining yarn through drawing and cooling wire collection of a drawing machine;
s6: the yarns are sewn into an RPET fabric through a stitch-knitting machine;
the wire drawing machine comprises a primary cooling device (1) and a secondary cooling device (2) which are sequentially arranged, wherein the primary cooling device (1) comprises a front end cover (10), a rear end cover (11) and a side wall which are integrally formed, the side wall is arranged in a conical cylinder shape, one end with a smaller side wall diameter is connected with the front end cover (10), one end with a larger side wall diameter is connected with the rear end cover (11), the front end cover (10), the rear end cover (11) and the side wall are wrapped to form a cooling cavity (18), a feeding port (100) and a discharging port (110) which are coaxially arranged are respectively arranged on the centers of the front end cover (10) and the rear end cover (11), the side wall comprises an inner side wall (12) and an outer side wall (13), the outer side wall (13) is correspondingly sleeved outside the inner side wall (12), and a liquid guide cavity (14) is arranged between the inner side wall (12) and the outer side wall (13) at intervals, the outer wall of the outer side wall (13) is spirally wound with a hollow liquid guide tube (15), two ends of the liquid guide tube (15) are respectively communicated with a water inlet (16) and a water outlet (17), the outer side wall (13) is provided with a plurality of first through holes (130) communicated with the liquid guide tube (15) and the liquid guide cavity (14), the inner side wall (12) is provided with a plurality of second through holes (120) communicated with the liquid guide cavity (14) and the cooling cavity (18), the second through holes (120) and the first through holes (130) are coaxially arranged, a spray head (19) is arranged in each second through hole (120), and the water inlet end of the spray head (19) penetrates through the first through holes (130) to be communicated with the liquid guide tube (15);
the utility model discloses a shower nozzle, including shower nozzle inner core (191), shower nozzle inner core (191) are equipped with cooling chamber (18) and rotatory chamber (1910), shower nozzle (19) are including shower nozzle shell (190) and shower nozzle inner core (191) that all cavity set up, the outer wall both ends of shower nozzle shell (190) are fixed respectively in first through-hole (130) and second through-hole (120), shower nozzle shell (190) set up towards the one end opening of catheter (15), shower nozzle inner core (191) are established on shower nozzle shell (190) keep away from the one end inner wall of catheter (15), be equipped with rotatory chamber (1910) in shower nozzle inner core (191), set up on the lateral wall of shower nozzle shell (190) and communicate cooling chamber (18) and hole for water spraying (192) in rotatory chamber (1910), be equipped with a plurality of first water inlets (1911) on the lateral wall of shower nozzle inner core (191), one of hole (192) is kept away from in shower nozzle inner core (191) is equipped with second water inlet (1912).
2. The processing method of the RPET fabric according to claim 1, wherein: the number of the first water inlets (1911) is at least two, the first water inlets are uniformly arranged on the sprayer inner core (191), and the central axis direction of the first water inlets (1911) is parallel to the tangential direction of the rotating cavity (1910).
3. The processing method of the RPET fabric according to claim 1, wherein: secondary cooling device (2) include coolant tank (20), guide roll (21), inlet tube (22) and outlet pipe (23), guide roll (21) are along a plurality of equidistance settings of length direction of coolant tank (20), and are a plurality of guide roll (21) all are parallel to each other and rotate to be connected in coolant tank (20), and are adjacent distance sets up from top to bottom between guide roll (21), be connected with inlet tube (22) on one side of coolant tank (20), be equipped with outlet pipe (23) on one side that inlet tube (22) were kept away from in coolant tank (20), be equipped with drainage breach (24) on one side that inlet tube (22) were kept away from in coolant tank (20).
4. The processing method of the RPET fabric according to claim 3, wherein the processing method comprises the following steps: the lowest end of the rear end cover (11) is provided with a water outlet (111) communicated with the cooling cavity (18) and the outside, the water outlet (111) is positioned above the secondary cooling device (2), and the water outlet (111) is arranged close to the water drainage notch (24).
5. The processing method of the RPET fabric according to claim 3, wherein the processing method comprises the following steps: the horizontal height of the bottom end of the drainage notch (24) is higher than the horizontal height of the topmost end of the guide roller (21).
6. The processing method of the RPET fabric according to claim 3, wherein the processing method comprises the following steps: the water outlet pipe (23) is connected with the water inlet (16) through being sequentially connected with the filter (25) and the water pump (26), and the water outlet pipe (23) is connected with the bottom end of the side wall of the cooling water tank (20).
7. The processing method of the RPET fabric according to claim 3, wherein the processing method comprises the following steps: and a water guide plate (27) which is obliquely arranged is arranged at the position of the drainage notch (24) on the outer wall of the cooling water tank (20).
8. The processing method of the RPET fabric according to claim 1, wherein: the cross section of the liquid guide pipe (15) is arranged in a semicircular shape.
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| CN202110256091.5A CN112962155B (en) | 2021-03-09 | 2021-03-09 | Processing method of RPET fabric |
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| CN202110256091.5A CN112962155B (en) | 2021-03-09 | 2021-03-09 | Processing method of RPET fabric |
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