CN114481412B - Yarn recovery method and device of water jet loom - Google Patents
Yarn recovery method and device of water jet loom Download PDFInfo
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- CN114481412B CN114481412B CN202111591459.XA CN202111591459A CN114481412B CN 114481412 B CN114481412 B CN 114481412B CN 202111591459 A CN202111591459 A CN 202111591459A CN 114481412 B CN114481412 B CN 114481412B
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03D—WOVEN FABRICS; METHODS OF WEAVING; LOOMS
- D03D47/00—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms
- D03D47/28—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed
- D03D47/30—Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms wherein the weft itself is projected into the shed by gas jet
- D03D47/3066—Control or handling of the weft at or after arrival
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- D—TEXTILES; PAPER
- D02—YARNS; MECHANICAL FINISHING OF YARNS OR ROPES; WARPING OR BEAMING
- D02G—CRIMPING OR CURLING FIBRES, FILAMENTS, THREADS, OR YARNS; YARNS OR THREADS
- D02G3/00—Yarns or threads, e.g. fancy yarns; Processes or apparatus for the production thereof, not otherwise provided for
- D02G3/22—Yarns or threads characterised by constructional features, e.g. blending, filament/fibre
- D02G3/36—Cored or coated yarns or threads
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- D—TEXTILES; PAPER
- D03—WEAVING
- D03J—AUXILIARY WEAVING APPARATUS; WEAVERS' TOOLS; SHUTTLES
- D03J1/00—Auxiliary apparatus combined with or associated with looms
- D03J1/04—Auxiliary apparatus combined with or associated with looms for treating weft
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/66—Disintegrating fibre-containing textile articles to obtain fibres for re-use
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Looms (AREA)
Abstract
The invention relates to a yarn recovery method of a water jet loom, wherein a plurality of pre-added yarns are led out from the tail of weft insertion waste yarn of the water jet loom, one of the pre-added yarns is positioned in the middle, and the rest of the pre-added yarns are distributed around the middle pre-added yarn; the weft insertion waste yarn belt with the cut tail is sent to the middle pre-added yarn by utilizing the injection water flow used by the weft insertion of the water jet loom, the middle pre-added yarn carrying the weft insertion waste yarn is used as the core yarn, and the rest pre-added yarns rotate around the core yarn and are twisted into the core-spun yarn. The invention causes the weft insertion waste yarns with different lengths to be wrapped by a plurality of peripheral yarns under the guidance of the middle yarns, twists the weft insertion waste yarns into the core-spun yarns with more uniform fineness, has more neat apparent structure, can be recycled and used for the reproduction of the fabric hemming and warp and weft yarns, saves the production cost, develops additional product types, develops textiles with different styles, achieves the environmental protection purpose of recycling waste resources, further reduces the cost of manufacturers and increases the economic benefit.
Description
Technical Field
The invention belongs to the field of water spraying weaving, and particularly relates to a yarn recovery method and device of a water spraying loom.
Background
The water jet loom is the most common loom for preparing textile products at present, and the device drives weft yarns to pass through warp yarns by utilizing the impact action of high-speed water jet. The water jet loom has a larger traction force than the air jet loom, and the water flow bundling capacity is also stronger than the latter. The water jet loom is more suitable for weaving chemical fiber with smooth surface and special fiber, such as glass fiber and ceramic fiber. As shown in fig. 1, in the working process of the conventional water jet loom, warp yarn 91 beamed in the warp direction falls down and up under the drive of a shuttle, the weft yarn passes through the warp yarn according to a certain rule under the action of water flow, and is clamped after reaching the other end, redundant weft yarn 92 can be sheared, twisted into yarn along with an additional yarn through a piece of rotary iron sheet 93 with holes, led out of the loom under the drive of a gear, and discarded.
In the actual production process, waste caused by waste yarns is difficult to ignore, so that the cost is increased, and the technology at present does not have a corresponding process for improving the waste yarns, so that a more energy-saving and environment-friendly waste yarn treatment mode is needed.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The invention aims to provide a yarn recovery method of a water jet loom, which is used for recovering and reutilizing weft insertion waste yarns of the water jet loom.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the yarn recovery method of a water jet loom, draw out a plurality of pre-added yarns at the weft insertion waste yarn cutting end of the water jet loom, among a plurality of pre-added yarns, one pre-added yarn is located in the middle, and other pre-added yarns are distributed around the middle pre-added yarn; the weft insertion waste yarn belt with the cut tail is sent to the middle pre-added yarn by utilizing the injection water flow used by the weft insertion of the water jet loom, the middle pre-added yarn carrying the weft insertion waste yarn is used as the core yarn, and the rest pre-added yarns rotate around the core yarn and are twisted into the core-spun yarn.
The invention aims to provide a yarn recovery device of a water jet loom, which is used in the recovery method for recovering and reutilizing weft insertion waste yarns of the water jet loom.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the yarn recovery device of the water jet loom is used for the recovery method, and comprises a yarn guide tube and a twisting ring, wherein the yarn guide tube is provided with a guide tube hole extending along the axis direction of the yarn guide tube, the inlet end and the outlet end of the guide tube hole are provided with two ends in the axial direction of the yarn guide tube, the guide tube hole comprises a central guide tube hole and an outer ring guide tube hole, the central guide tube hole is used for pre-adding yarns in the middle, the outer ring guide tube hole is used for pre-adding yarns in the rest, the outer ring guide tube hole is gradually close to the central guide tube hole from the inlet end to the outlet end of the outer ring guide tube hole, the twisting ring is rotatably connected to the yarn guide tube and is positioned at the outlet end of the guide tube hole, the twisting ring is provided with a twisting hole, and the outlet end of the central guide tube hole and the outlet end of the outer ring guide tube hole are both led to the inlet end of the twisting hole.
Preferably, the number of the outer ring guide pipe holes is more than 3, the outer ring guide pipe holes are uniformly formed around the central guide pipe hole, and the fineness of the core spun yarns can be more uniform due to the fact that the rest of the outer ring is provided with more pre-added yarns.
Preferably, the aperture of the guide tube hole is gradually reduced from one end of the guide tube to the other end of the guide tube, so that the pre-added yarn can be further flattened to prevent winding, and the middle pre-added yarn and weft insertion waste yarn are more attached to avoid bulging when twisting and covering.
Further preferably, the ratio of the pore diameter of the inlet end of the conduit aperture to the diameter of the pre-feed yarn is 1.4-1.7:1, a step of; the diameter ratio of the aperture of the outlet end of the conduit hole to the diameter of the pre-added yarn is 1.2-1.5: and 1, smoothly introducing the pre-added yarn into the yarn guide tube.
Preferably, the recovery device further comprises a yarn guiding wheel, wherein a central yarn guiding hole and an outer ring yarn guiding hole are respectively formed in the yarn guiding wheel corresponding to the central guide pipe hole and the outer ring guide pipe hole, the distribution positions of the central yarn guiding hole and the outer ring yarn guiding hole are the same as those of the central guide pipe hole and the outer ring guide pipe hole, and the distance between the central yarn guiding hole and the outer ring yarn guiding hole is equal-proportion amplified between the outlet end of the central guide pipe hole and the outlet end of the outer ring guide pipe hole, so that the pre-added yarn on the yarn guiding wheel is smoothly led into the yarn guiding pipe.
Further preferably, the distance between the center of the outer ring yarn guiding hole and the center of the center yarn guiding hole is 5-9 times of the diameter of the weft insertion waste yarn.
Preferably, a heating element for heating the twisting ring is provided on the twisting ring, so that the twisting ring rotates and twists while drying moisture on the weft insertion waste yarn.
Preferably, the recovery device further comprises a pre-feeding roller and a collecting roller, wherein the pre-feeding roller is provided with a plurality of pre-feeding yarns and is used for providing a plurality of pre-feeding yarns, the collecting roller is arranged at the outlet end of the twisting ring, and the collecting roller is used for collecting the core-spun yarns after the twisting ring is twisted.
Preferably, the axial length of the yarn guide tube is 3-5cm; the diameter of the inlet end of the twisting hole is 3-5mm, and the axial length of the twisting ring is 5-10mm.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
the invention constructs a structure and a path capable of recycling weft insertion waste yarns, so that weft insertion waste yarns with different lengths are wrapped by a plurality of peripheral yarns under the guidance of middle yarns, and twisted into core-spun yarns with more uniform fineness, the appearance structure is more neat, the structure can be recycled and used for the reproduction of fabric hemming and warp and weft yarns, the production cost is saved, the types of additional products are developed, the textiles with different styles are developed, the environmental protection purpose of recycling waste resources is achieved, the cost of producers is further reduced, and the economic benefit is increased.
Drawings
FIG. 1 is a schematic view of the recovery of weft insertion waste yarn in the prior art;
fig. 2 is a schematic view of recovery of weft insertion waste yarn in the present embodiment;
FIG. 3 is a schematic view showing the structure of a recovery device (pre-feeding roller not shown) in the present embodiment;
fig. 4 is a schematic perspective view of the yarn guiding wheel in the present embodiment;
fig. 5 is a schematic front view of the yarn guiding wheel in the present embodiment;
FIG. 6 is a schematic side view of the yarn guiding wheel in the present embodiment;
fig. 7 is a schematic perspective view of the combination of the yarn guiding tube and the twisting ring in the present embodiment;
FIG. 8 is a schematic front view of the combination of the yarn guide tube and the twist ring in this embodiment;
fig. 9 is a schematic side view of the mating of the yarn guide tube and twist ring in this embodiment.
In the above figures: 11. pre-feeding yarn; 111. pre-feeding yarn in the middle; 112. the rest is pre-added with yarn; 12. weft insertion waste yarn; 13. warp yarns; 14. core spun yarn; 2. a pre-feeding roller; 3. yarn guiding wheel; 31. a central yarn guiding hole; 32. an outer ring yarn guiding hole; 4. yarn guiding tube; 41. a central conduit aperture; 42. an outer ring conduit aperture; 5. twisting the ring; 51. a twisting hole; 6. a collection roller; 7. a controller; 8. A tail cutting part; 91. warp yarns; 92. weft yarns; 93. iron sheet with holes.
Detailed Description
The following description of the embodiments of the present invention will be made apparent and fully in view of the accompanying drawings, in which some, but not all embodiments of the invention are shown. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
As shown in fig. 2 and 3, in a yarn recovery method of a water jet loom, a plurality of pre-added yarns 11 are led out from the tail of weft insertion waste yarn 12 of the water jet loom, one of the pre-added yarns 11 is positioned in the middle, and the rest of the pre-added yarns 112 are distributed around the middle pre-added yarn 111; the weft insertion waste yarn 12 with the cut ends is carried to the middle pre-added yarn 111 by utilizing the injection water flow used for weft insertion of the water jet loom, the middle pre-added yarn 111 carrying the weft insertion waste yarn 12 is taken as the core yarn, and the rest of the pre-added yarns 112 rotate around the core yarn and twist into the core-spun yarn 14, so that the weft insertion waste yarn 12 is effectively utilized and recovered by the entanglement mode of the core-spun yarn 14.
After the weft insertion waste yarn 12 is introduced onto the intermediate pre-feed yarn 111, both the intermediate pre-feed yarn 111 and the remaining pre-feed yarns 112 are neatly drawn under guidance to twist at the twist, rather than being randomly arranged and bundled. When being led to the twisting position, the distance between the pre-added yarns 11 is gradually reduced in the same proportion, and the mutual winding is avoided. Before the pre-added yarns 11 are led to the twisting position, the pre-added yarns 11 are extruded, and particularly, the weft insertion waste yarns 12 are extruded to the middle pre-added yarns 111, so that the two yarns are further attached, and uneven yarn thickness during twisting is avoided.
The number of the rest of the pre-added yarns 112 is preferably more than three, and when the rest of the pre-added yarns 112 are twisted and wound on the middle pre-added yarn 111, the middle pre-added yarn 111 can be wrapped without omission, so that the weft insertion waste yarn 12 is prevented from being exposed. And the remaining pre-feed yarns 112 are evenly distributed around the circumference of the intermediate pre-feed yarns 111 before the pre-feed yarns 11 are drawn to the twist. In this embodiment, the number of the remaining pre-feed yarns 112 is 4, the strength of the pre-feed yarns 11 is 0.4-1N/tex, and the fineness is 0.9-3.5dtex.
The device comprises a pre-feeding roller 2, a yarn guiding wheel 3, a yarn guiding tube 4, a twisting ring 5 and a collecting roller 6 which are sequentially arranged in sequence, wherein the device is arranged beside a weft-inserting waste yarn tail-cutting part 8 of the water-jet loom, and jet water flow of the water-jet loom passes through an interweaving warp yarn 13 to draw weft-inserting waste yarn 12 between the pre-feeding roller 2 and the yarn guiding wheel 3.
The pre-feeding rollers 2 are used for providing a plurality of pre-feeding yarns 11 and are provided with a plurality of pre-feeding yarns, each pre-feeding roller 2 is used for providing one pre-feeding yarn 11, the pre-feeding yarns 11 are used for driving the weft-insertion waste yarns 12 to twist into the core-spun yarns 14, the pre-feeding yarns 11 on one pre-feeding roller 2 serve as intermediate pre-feeding yarns 111, and the pre-feeding yarns 11 on the rest pre-feeding rollers 2 serve as rest pre-feeding yarns 112. The pre-feeding roller 2 is placed regularly to prevent the pre-feeding yarns 11 from intertwining, and at least five pre-feeding yarns 11 are arranged to make the fineness of the core-spun yarns 14 uniform. In the embodiment, the number of the pre-added yarns 11 is five, the strength of the pre-added yarns 11 is 0.4-1N/tex, and the fineness is 0.9-3.5dtex.
As shown in fig. 4 to 6, the yarn guiding wheel 3 is used for primarily making the distribution of the pre-added yarns 11 become regular before twisting, the yarn guiding wheel 3 is provided with a central yarn guiding hole 31 and an outer ring yarn guiding hole 32, the central yarn guiding hole 31 is used for passing through the middle pre-added yarn 111 and is provided with one, the outer ring yarn guiding hole 32 is used for passing through the rest of the pre-added yarns 112 and is provided with a plurality of outer ring yarn guiding holes 32, each outer ring yarn guiding hole 32 passes through one rest of the pre-added yarns 112, the outer ring yarn guiding holes 32 are uniformly arranged around the central yarn guiding hole 31, the outer ring yarn guiding holes 32 are at least provided with four and can be provided with more according to requirements, and the arrangement positions of the pre-added rollers 2 correspond to the central yarn guiding hole 31 and the outer ring yarn guiding holes 32, and in this embodiment, the outer ring yarn guiding holes 32 are provided with four. The distance between the center of the outer ring yarn guiding hole 32 and the center of the center yarn guiding hole 31 is 5-9 times the diameter of the weft insertion waste yarn 12, so that the rest of the pre-added yarns 112 and the middle pre-added yarns 111 are separated by a wider distance, and the weft insertion waste yarn 12 is conveniently pulled onto the middle pre-added yarns 111 through the rest of the pre-added yarns 112 of the outer ring. The diameter of the central yarn guiding hole 31 and the diameter of the middle pre-added yarn 111 are 1.4-1.7:1, the length of the central yarn guiding hole 31 is 1-1.5cm, and the diameter of the outer ring yarn guiding hole 32 and the diameter of the rest of the pre-added yarns 112 are 1.4-1.7:1, the length of the outer ring yarn guiding hole 32 is 1-1.5cm, so that the weft insertion waste yarn 12 has enough space to smoothly cluster with the middle pre-added yarn 111 in the central yarn guiding hole 31.
As shown in fig. 3-9, the yarn guiding tube 4 is used for further making the distribution of the pre-added yarns 11 more regular before twisting, the yarn guiding tube 4 is provided with guide tube holes extending along the axial direction of the yarn guiding tube, each guide tube hole passes through one pre-added yarn 11, the inlet end and the outlet end of each guide tube hole are arranged at two ends of the yarn guiding tube 4 in the axial direction, the inlet end of each guide tube hole faces the yarn guiding wheel 3, and the outlet end of each guide tube hole faces the twisting ring 5. The duct holes include a center duct hole 41 for passing the intermediate pre-feed yarn 111 and provided with one, and an outer duct hole 42 for passing the remaining pre-feed yarn and provided with a plurality of outer duct holes 42, the outer duct hole 42 being gradually closer to the center duct hole 41 from an inlet end thereof to an outlet end thereof for further gathering the remaining pre-feed yarn 112 toward the intermediate pre-feed yarn 111. The center guide pipe hole 41 and the outer guide pipe hole 42 are respectively formed corresponding to the center guide pipe hole 31 and the outer guide pipe hole 32, that is, one center guide pipe hole 41 is formed and at least four outer guide pipe holes 42 are formed, and in this embodiment, four outer guide pipe holes 42 are formed. The distribution positions of the central yarn guiding holes 31 and the outer ring yarn guiding holes 32 are the same as the distribution positions of the central guide tube holes 41 and the outer ring guide tube holes 42, a plurality of outer ring guide tube holes 42 are uniformly formed around the central guide tube holes 41, the distance between the central guide tube holes 41 and the outer ring guide tube holes 42 is equal proportion reduced as the distance between the central yarn guiding holes 31 and the outer ring yarn guiding holes 32, a certain gap is formed between the yarn guiding tube 4 and the yarn guiding wheel 3, the pre-feeding yarns 11 are convenient to gradually gather, the tensile strength of the pre-feeding yarns 11 and the friction force between the pre-feeding yarns 11 and the yarn guiding wheel 3 and the yarn guiding tube 4 are prevented from being increased suddenly, and the pre-feeding yarns 11 on the yarn guiding wheel 3 are smoothly led into the yarn guiding tube 4. The aperture of the conduit hole gradually decreases from one end of the conduit tube 4 to the other end thereof, the pre-added yarn 11 can be further flattened to prevent winding, and the middle pre-added yarn 111 is more attached to the weft insertion waste yarn 12 to avoid bulging when twisting and covering, the axial length of the conduit tube 4 is 3 cm to 5cm, the conduit hole extends along a straight line, and the diameter ratio of the aperture of the inlet end of the conduit hole to the diameter of the pre-added yarn 11 is 1.4 to 1.7:1, the diameter ratio of the aperture of the outlet end of the conduit hole to the diameter of the pre-added yarn 11 is 1.2-1.5:1, and the aperture of the inlet end of the central guide tube hole 41 is the same as that of the central yarn guiding hole 31, and the aperture of the inlet end of the outer ring guide tube hole 42 is the same as that of the outer ring yarn guiding hole 32, so that the preloaded yarn 11 on the yarn guiding wheel 3 is smoothly led into the yarn guiding tube 4.
The twisting ring 5 is used for twisting the pre-added yarn 11, and the twisting ring 5 is rotatably connected to the yarn guide tube 4 and is positioned at the outlet end of the tube hole. The twisting ring 5 is provided with a twisting hole 51, the twisting hole 51 extends coaxially with the central conduit hole 41, and when the twisting ring 5 rotates, the twisting hole 51 rotates around the axis thereof. The outlet end of the central conduit hole 41 and the outlet end of the outer ring conduit hole 42 are led to the inlet end of the twisting hole 51, the surface of the twisting hole 51 of the twisting ring 5 is attached to the surface of the conduit hole outlet end of the yarn guide tube 4, the two surfaces are round surfaces with the same diameter, the diameter of the surface of the twisting hole 51 of the twisting ring 5 is 7-10mm, the diameter of the inlet end of the twisting hole 51 is 3-5mm, the axial length of the twisting ring 5 is 5-10mm, the aperture inlet end of the twisting hole 51 is gradually reduced to the outlet end, the pre-feeding yarn 11 can rotate through friction of the twisting hole 51 or other auxiliary structures are arranged to enable the twisting hole 51 to rotate to drive the pre-feeding yarn 11 to rotate, and further the twisting into the core spun yarn 14 is achieved. The twisting ring 5 is provided with a heating element for heating the same, so that the twisting ring 5 rotates and twists while drying moisture on the weft insertion waste yarn 12. The recycling device further comprises a controller 7, wherein the controller 7 is connected with the twisting ring 5, and the controller 7 controls the rotation speed of the twisting ring 5 and the heating temperature of the heating element.
As shown in fig. 3, the collecting roller 6 is used for collecting the core spun yarn 14 after the twisting of the twisting ring 5 is completed, the collecting roller 6 is arranged at the outlet end of the twisting ring 5, and the pre-added yarn 11 is twisted and then is spun on the collecting roller 6.
As shown in fig. 2 and 3, the specific recovery path of the weft insertion waste yarn 12: the pre-feeding yarns 11 are respectively led to the yarn guiding wheel 3 from the pre-feeding roller 2, the weft insertion waste yarns 12 are wound on the middle pre-feeding yarns 111 under the traction effect of the jet water flow of the water jet loom before passing through the yarn guiding wheel 3, the pre-feeding yarns 11 pass through the yarn guiding wheel 3 and enter the guide tube holes of the yarn guiding tube 4, the plurality of pre-feeding yarns 11 are converged and twisted in the twisting holes 51, the twisted core spun yarns 14 are finally collected in the collecting roller 6, and the controller 7 controls the twisting rotating speed of the twisting ring 5 to be 600-750r/min, so that the spinning linear speed of the finally obtained core spun yarns 14 is 60-100m/h.
The above embodiments are provided to illustrate the technical concept and features of the present invention and are intended to enable those skilled in the art to understand the content of the present invention and implement the same, and are not intended to limit the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.
Claims (10)
1. A yarn recovery method of a water jet loom is characterized in that: leading out a plurality of pre-added yarns at the tail of the weft insertion waste yarn cutter of the water jet loom, wherein one of the plurality of pre-added yarns is positioned in the middle, and the rest of the pre-added yarns are distributed around the middle pre-added yarn; the weft insertion waste yarn belt with the cut tail is sent to the middle pre-added yarn by utilizing the injection water flow used by the weft insertion of the water jet loom, the middle pre-added yarn carrying the weft insertion waste yarn is used as the core yarn, and the rest pre-added yarns rotate around the core yarn and are twisted into the core-spun yarn.
2. The yarn recovery method of a water jet loom according to claim 1, wherein: the recovery method is realized by a recovery device which comprises a yarn guide tube and a twisting ring, wherein the yarn guide tube is provided with a guide tube hole extending along the axial direction of the yarn guide tube, the inlet end and the outlet end of the guide tube hole are provided with two ends in the axial direction of the yarn guide tube, the guide tube hole comprises a central guide tube hole and an outer ring guide tube hole, the central guide tube hole is used for passing through the middle pre-added yarn, the outer ring guide tube hole is used for passing through the rest pre-added yarns, the outer ring guide tube hole is gradually close to the central guide tube hole from the inlet end to the outlet end of the outer ring guide tube hole, the twisting ring is rotatably connected to the yarn guide tube and is positioned at the outlet end of the guide tube hole, and the twisting ring is provided with a twisting hole, and the outlet end of the central guide tube hole and the outlet end of the outer ring guide tube hole are both led to the inlet end of the twisting hole.
3. The yarn recovery method of a water jet loom according to claim 2, characterized in that: the number of the outer ring guide pipe holes is more than 3, and the outer ring guide pipe holes are uniformly formed around the central guide pipe hole.
4. The yarn recovery method of a water jet loom according to claim 2, characterized in that: the aperture of the guide tube hole gradually decreases from one end of the guide tube to the other end of the guide tube.
5. The yarn recovery method of a water jet loom according to claim 4, wherein: the diameter ratio of the aperture of the inlet end of the conduit hole to the diameter of the pre-added yarn is 1.4-1.7:1, a step of; the diameter ratio of the aperture of the outlet end of the conduit hole to the diameter of the pre-added yarn is 1.2-1.5:1.
6. the yarn recovery method of a water jet loom according to claim 2, characterized in that: the recovery device further comprises a yarn guiding wheel, wherein a central yarn guiding hole and an outer ring yarn guiding hole are respectively formed in the yarn guiding wheel corresponding to the central guide pipe hole and the outer ring guide pipe hole, the distribution positions of the central yarn guiding hole and the outer ring yarn guiding hole are identical to those of the central guide pipe hole and the outer ring guide pipe hole, and the distance between the central yarn guiding hole and the outer ring yarn guiding hole is equal to the equal proportion of the distance between the outlet end of the central guide pipe hole and the outlet end of the outer ring guide pipe hole.
7. The yarn recovery method of a water jet loom according to claim 6, wherein: the distance between the circle center of the outer ring yarn guiding hole and the circle center of the central yarn guiding hole is 5-9 times of the diameter of the weft-inserting waste yarn.
8. The yarn recovery method of a water jet loom according to claim 2, characterized in that: the twisting ring is provided with a heating element for heating the twisting ring, so that the twisting ring rotates and twists and simultaneously dries the moisture on the weft insertion waste yarn.
9. The yarn recovery method of a water jet loom according to claim 2, characterized in that: the recovery device further comprises a pre-feeding roller and a collecting roller, wherein the pre-feeding roller is provided with a plurality of pre-feeding yarns and used for providing a plurality of pre-feeding yarns, the collecting roller is arranged at the outlet end of the twisting ring and used for collecting the core-spun yarns after the twisting ring is twisted.
10. The yarn recovery method of a water jet loom according to claim 2, characterized in that: the axial length of the yarn guide tube is 3-5cm; the diameter of the inlet end of the twisting hole is 3-5mm, and the axial length of the twisting ring is 5-10mm.
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| CN202111591459.XA CN114481412B (en) | 2021-12-23 | 2021-12-23 | Yarn recovery method and device of water jet loom |
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| CN202111591459.XA CN114481412B (en) | 2021-12-23 | 2021-12-23 | Yarn recovery method and device of water jet loom |
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| CN114481412A CN114481412A (en) | 2022-05-13 |
| CN114481412B true CN114481412B (en) | 2023-08-29 |
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| CN203382888U (en) * | 2013-06-13 | 2014-01-08 | 苏州市丹纺纺织研发有限公司 | Loom waste yarn retreatment device |
| CN108468117A (en) * | 2018-04-02 | 2018-08-31 | 宁夏如意科技时尚产业有限公司 | A kind of match network compact spinning apparatus |
| CN110129939A (en) * | 2019-05-28 | 2019-08-16 | 江苏悦达棉纺有限公司 | Cotton packet washs the production method of spun yarn line and cotton packet washs short fine family textile fabric |
| CN112877869A (en) * | 2021-03-15 | 2021-06-01 | 吴江市奇立纺织品有限公司 | Electronic waste edge yarn twisting device of loom |
| CN113005574A (en) * | 2021-03-08 | 2021-06-22 | 苏州大学 | Covered yarn spinning device and preparation method of flame-retardant antistatic covered yarn |
-
2021
- 2021-12-23 CN CN202111591459.XA patent/CN114481412B/en active Active
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| CN1217398A (en) * | 1997-11-13 | 1999-05-26 | Jet技研株式会社 | Device for removing waste weft on jet loom |
| KR20000014427A (en) * | 1998-08-17 | 2000-03-15 | 백경태 | Cut weft processing device of water jet loom |
| CN1476498A (en) * | 2001-07-24 | 2004-02-18 | 日本板硝子株式会社 | Hybrid cord and rubber product |
| KR20060091711A (en) * | 2005-02-16 | 2006-08-21 | 쯔다고마 고오교오 가부시키가이샤 | False-twisting device of catch-cord for shuttleless loom |
| JP2008274459A (en) * | 2007-04-26 | 2008-11-13 | Toyota Industries Corp | Method for controlling drive of weft yarn end disposal device in shuttleless loom |
| CN203159834U (en) * | 2013-01-07 | 2013-08-28 | 吴忠平 | Non-shuttle hydraulic loom silk end processing twisting device |
| CN203382888U (en) * | 2013-06-13 | 2014-01-08 | 苏州市丹纺纺织研发有限公司 | Loom waste yarn retreatment device |
| CN108468117A (en) * | 2018-04-02 | 2018-08-31 | 宁夏如意科技时尚产业有限公司 | A kind of match network compact spinning apparatus |
| CN110129939A (en) * | 2019-05-28 | 2019-08-16 | 江苏悦达棉纺有限公司 | Cotton packet washs the production method of spun yarn line and cotton packet washs short fine family textile fabric |
| CN113005574A (en) * | 2021-03-08 | 2021-06-22 | 苏州大学 | Covered yarn spinning device and preparation method of flame-retardant antistatic covered yarn |
| CN112877869A (en) * | 2021-03-15 | 2021-06-01 | 吴江市奇立纺织品有限公司 | Electronic waste edge yarn twisting device of loom |
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|---|---|
| CN114481412A (en) | 2022-05-13 |
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