CN112981649A - Improved three-roller fine-count fancy twisting machine - Google Patents
Improved three-roller fine-count fancy twisting machine Download PDFInfo
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- CN112981649A CN112981649A CN202110183612.9A CN202110183612A CN112981649A CN 112981649 A CN112981649 A CN 112981649A CN 202110183612 A CN202110183612 A CN 202110183612A CN 112981649 A CN112981649 A CN 112981649A
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- roller
- yarn
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- plate
- yarn guide
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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
- D02G3/34—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns
- D02G3/343—Yarns or threads having slubs, knops, spirals, loops, tufts, or other irregular or decorative effects, i.e. effect yarns using hollow spindles
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
- D01H1/14—Details
- D01H1/20—Driving or stopping arrangements
- D01H1/24—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles
- D01H1/241—Driving or stopping arrangements for twisting or spinning arrangements, e.g. spindles driven by belt
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H13/00—Other common constructional features, details or accessories
- D01H13/04—Guides for slivers, rovings, or yarns; Smoothing dies
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/22—Drafting machines or arrangements without fallers or like pinned bars in which fibres are controlled by rollers only
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/32—Regulating or varying draft
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- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01H—SPINNING OR TWISTING
- D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
- D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
- D01H5/70—Constructional features of drafting elements
- D01H5/74—Rollers or roller bearings
- D01H5/78—Rollers or roller bearings with flutes or other integral surface characteristics
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Textile Engineering (AREA)
- Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)
Abstract
An improved three-roller fine-count fancy twisting machine is provided with a first roller, a second roller and a third roller; a first compression roller assembly is arranged at a position close to the second roller, and a second compression roller assembly is arranged at a position close to the third roller; still be equipped with on the twisting frame and insert yarn pole bracket component, the below of inserting yarn pole bracket component is equipped with cavity spindle subassembly, the below of cavity spindle subassembly is equipped with delivery roller, but the below of delivery roller is equipped with lateral shifting's lead screw, the below of moving the lead screw is equipped with receives the line section of thick bamboo subassembly. The application provides a three roller ramuscule fancy twisters of improved generation, through the setting of three rollers, can carry out more abundant draft to the long fiber, through adjusting the rotational speed between three rollers, the draft multiple can change from 10~50 times, can be fine be used for producing the ring yarn, ripple yarn, fasciated yarn etc. three roller flower twisting fancy yarns, make product quality more stable, the process steps obtains optimizing, finished product quality height.
Description
Technical Field
The invention belongs to the field of spinning equipment, and particularly relates to an improved three-roller fine-count fancy twisting machine.
Background
Spinning refers to a process of processing textile fibers into yarns, twisting refers to a process of twisting a plurality of yarns into one strand of yarn, and a twisting machine is required.
The twisting machine is a textile machine for twisting a plurality of strands of fine yarn into a strand of yarn, and is used for processing the yarn or the strand yarn product after being combined into a thread-shaped product which is used as a yarn for weaving or knitting. Comprises a twisting machine body and a circuit part. The basic process flow of the twisting machine is as follows: the roving strips are hung on the hanging spindle, the adjacent roving bypasses the yarn guide rod through a non-conflicting yarn guide path, the yarn tail of the roving is led to the rear roller, the roving is pre-drafted through the rear roller, the leather ring and the middle roller, the pre-drafted drafting effect is small, and the purpose is to smooth the fiber direction and to uniform the fiber distribution. The speed ratio of the front roller and the middle roller is larger (the front roller is faster), and the roving passes through the space between the middle roller and the front roller and is drafted into a thinner fiber layer to be output from the front roller. After the front roller outputs, the yarn path is stabilized through a yarn guide hook, and the yarn is wound on a small yarn tube by a ring spindle method.
In the conventional twisting machine, there are also some problems such as: the bobbin braking devices are of a uniform structure, all or a plurality of bobbins can be braked during braking, and one bobbin cannot be braked independently; the yarn guide structure is simple, and the yarn is easy to separate; the yarn stabilizer has simple structure and poor stability, and influences the quality of finished products and the like.
Therefore, the invention provides a twisting machine in a spinning device, which is further designed and improved aiming at the problems in the prior art.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides an improved three-roller fine count fancy twisting machine, which enables the product quality to be more stable, can be used for producing three-roller twist fancy yarns such as loop yarns, corrugated yarns, fasciated yarns and the like which take long fiber thick yarn strips as decoration yarns and have thinner yarn counts (up to 30-40 NM), and has the advantages of simpler process design, optimized process steps and high finished product quality.
In order to solve the above technical problems, the present invention is solved by the following technical solutions.
An improved three-roller fine-count fancy twisting machine is provided with a first roller, a second roller and a third roller; a first compression roller assembly is arranged at a position close to the second roller, and a second compression roller assembly is arranged at a position close to the third roller; the twisting machine is characterized in that a yarn inserting rod support assembly is further arranged on the twisting machine, a hollow spindle assembly is arranged below the yarn inserting rod support assembly, an output roller is arranged below the hollow spindle assembly, a transversely-movable yarn moving rod is arranged below the output roller, and a take-up drum assembly is arranged below the yarn moving rod; the twisting machine is also provided with a bobbin braking device, the bobbin braking device comprises a main rotating shaft, a plurality of main belt pulleys are arranged on the main rotating shaft, auxiliary belt pulleys are arranged on the side edges of the main belt pulleys, the auxiliary belt pulleys are arranged on the auxiliary rotating shaft, and belt rings which rotate synchronously are arranged on the main belt pulleys and the auxiliary belt pulleys; the twisting machine is provided with an assembly plate, the assembly plate is provided with a hollow spindle assembly, the hollow spindle assembly comprises a rotating sleeve and a hollow pipe, the rotating sleeve is rotatably arranged on the assembly plate, and the hollow pipe is sleeved in the rotating sleeve and synchronously rotates with the rotating sleeve; the assembly plate is also provided with a support, the support is provided with a guide roller, and the belt ring passes through the guide roller and then is sleeved on the hollow pipe to drive the hollow pipe to synchronously rotate; the assembly plate is also provided with a braking piece which can be turned over, one side of the braking piece, facing the rotating sleeve, is provided with a braking block, and the braking block on the braking piece is abutted against the surface of the rotating sleeve to brake when the braking piece is pressed downwards; the lower end of the hollow pipe penetrates out of the rotating sleeve, the end part of the hollow pipe is provided with a stabilizer, and the stabilizer comprises a sleeve body sleeved on the hollow pipe and a square hollow part arranged below the sleeve body; a yarn guide hook assembly is arranged at a yarn feeding position on the twisting machine and comprises an installation plate, a fixing bolt is arranged on the installation plate, the installation plate is connected with a yarn guide plate through a rotating plate, a yarn guide groove is formed in the yarn guide plate, a yarn guide piece is arranged on the yarn guide groove and comprises a frame body with an opening at one side, a side groove is formed in the frame body, a rotatable hook is further arranged in the frame body, and the end part of the hook is positioned in the side groove; and a yarn guide hole is formed between the hook and the frame body.
The twisting frame in this application has improved traditional twisting frame, has adopted the tractive system of three rollers, can carry out more abundant draft to the long fiber, through adjusting the rotational speed between three rollers, the draft multiple can change from 10~50 times, and the span is big, has very high adaptability, can be fine be used for producing with the long fiber roving strip as the ornamental thread, three roller flower twisting fancy yarns such as the circle yarn that the yarn count is thinner (can reach 30~40 NM), ripple yarn, fasciated yarn.
In addition, in this application, improve spool arresting gear, the spool braking structure among the prior art is the synchronous braking device on a twisting frame, can not brake one of them spool structure alone, therefore in the production process troublesome. In the application, a set of independent braking device is arranged on each set of twisting assembly, in the device, a main rotating shaft rotates to drive all main belt pulleys to synchronously rotate, the main belt pulleys drive a belt ring to rotate in the rotating process, the belt ring drives a hollow pipe and a rotating sleeve to synchronously rotate, and meanwhile, the guide roller is matched to ensure that the belt ring rotates smoothly in a circulating manner. When braking is needed, the corresponding braking pieces can be turned over to enable the braking pieces to abut against the surfaces of the corresponding rotating sleeves for braking, the braking pieces can be rubber blocks, friction resistance is large, and braking effect is good. When braking, the surface of the hollow pipe is smooth, so the belt ring slips on the surface of the hollow pipe, the hollow pipe does not rotate, and the hollow pipe rotates again after the brake block is removed, thereby being very convenient.
In addition, in this application, the stabilizer structure of the lower end of the hollow pipe is improved. In the traditional structure, the yarns penetrate through the through holes in the hollow pipes and penetrate out from the lower ends, the stability during wiring is poor, and the yarn deflection is serious. This application has set up the stabilizer, and the yarn is coming out the back from the hollow tube, and through-hole on passing square cavity spare makes the yarn can not beat at will, and stability is high, is favorable to improving product quality.
In addition, walk yarn position department on the twisting frame in this application and be equipped with unique guide hook subassembly, through fixing bolt can be convenient install its position that needs on the twisting frame, it is nimble convenient. In the process of pressing the yarn downwards into the yarn guide piece, the hook can rotate for a certain angle, the yarn enters the yarn guide hole along the arc-shaped outer part of the hook, and the yarn is difficult to be released after being pressed.
In a preferred embodiment, a yarn guide groove structure is arranged on at least one roller shaft in the first roller, the second roller, the third roller and the output roller, the yarn guide groove structure comprises a protruding section with the diameter larger than that of the roller shaft, a plurality of yarn guide grooves are arranged on the protruding section, and oblique textures are arranged on the surface of the protruding section. In this structure, through the setting of yarn guide groove structure, make different yarns can be in different yarn guide grooves, can not obscure, guarantee roller draft effect, improve product quality.
In a preferred embodiment, the oblique direction of the oblique texture serves to guide the thread on the surface of the raised section into the thread guide groove. During rotation, the oblique textures can generate certain lateral force on yarns on the oblique textures, so that the yarns move into the yarn guide grooves.
In a preferred embodiment, two symmetrically arranged twisting devices are arranged on two sides of the twisting machine; in the bobbin braking device, auxiliary belt pulleys which are symmetrically arranged and component plates which are symmetrically arranged are arranged on two sides of the main belt pulley; one side of the rotating sleeve on the component plate is provided with a guide post, and the belt ring bypasses the hollow pipe and then bypasses the guide post, and then bypasses the guide post and the hollow pipe symmetrically arranged on the other side. Overall structure is compact stable, and through the setting of guide roll, guide post, makes belt pulley rotation process go on smoothly, makes to switch smoothly between belt pulley horizontality and the vertical state, can not take place the phenomenon of blocking.
In a preferred embodiment, the braking member is rotatably arranged on a mounting seat on the assembly plate, and a handle part is arranged on the outer side of the braking member, so that the operation is convenient.
In a preferred embodiment, each of the stabilizers is formed by bending and winding a metal wire, a transition section is arranged between the sleeve body and the square hollow part, a gap is reserved between the metal wires at two ends of the transition section, the gap is communicated to the square hollow part, so that the yarn can directly enter the square hollow part after coming out of the hollow pipe, additional threading is not needed, the operation is very convenient, and the production efficiency is improved.
In a preferred embodiment, the mounting plate, the rotating plate and the yarn guide plate are formed by bending a metal plate, so that the structure is simple and the production is convenient; the yarn guide piece is a plastic piece and is inserted into the groove in an interference fit mode, and the yarn guide piece is convenient to install and detach.
In a preferred embodiment, one side of the hook is rotatably disposed in the side groove by a rotating shaft.
Compared with the prior art, the invention has the following beneficial effects: the improved three-roller fine-count fancy twisting machine can fully draft long fibers by arranging the three rollers, can change the draft multiple from 10 to 50 times by adjusting the rotating speed between the three rollers, and can be well used for producing three-roller fancy twisting yarns such as loop yarns, corrugated yarns, fasciated yarns and the like, so that the product quality is more stable, the process steps are optimized, and the finished product quality is high.
Drawings
Fig. 1 is a schematic view of a twisting machine in the present invention.
Fig. 2 is an enlarged view of the area a in fig. 1.
Fig. 3 is a schematic view of a bobbin braking device in the twisting machine of the present invention.
Fig. 4 is an enlarged view of the region B in fig. 3.
Fig. 5 is a plan view of a bobbin braking device in the twisting machine of the present invention.
Fig. 6 is an enlarged view of the region C in fig. 5.
Fig. 7 is a schematic view of the twister according to the present invention at the lower end position of the hollow tube with the stabilizer omitted.
Fig. 8 is a schematic view of the position of the lower end of the hollow tube provided with the stabilizer.
Fig. 9 is an enlarged view of the area D in fig. 8.
Fig. 10 is a schematic view of fig. 9 rotated 90 horizontally.
Fig. 11 is a front view of a yarn guide hook assembly in the twisting machine of the present invention.
Fig. 12 is a plan view of a yarn guide hook assembly in the twisting machine of the present invention.
Fig. 13 is a side view of a yarn guide hook assembly in the twisting machine of the present invention.
Figure 14 is a side view of the hook assembly with the yarn guide omitted.
Figure 15 is a schematic view of a yarn guide.
Figure 16 is a cross-sectional view of the yarn guide.
Figure 17 is a top view of the yarn guide.
Figure 18 is a top view of the yarn guide with the hook omitted.
Fig. 19 is a schematic view of a roller shaft provided with a projecting section in the twisting machine of the present invention.
Fig. 20 is an enlarged view of the region E in fig. 19.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The embodiments described below by referring to the drawings, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout, are exemplary only for explaining the present invention, and are not construed as limiting the present invention.
In describing the present invention, it is to be understood that the terms: the terms center, longitudinal, lateral, length, width, thickness, up, down, front, back, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing and simplifying the description, and thus, should not be construed as limiting the present invention. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In describing the present invention, unless otherwise expressly specified or limited, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.
Referring to fig. 1 to 20, in the present application, an improved three-roller fine-count fancy twisting machine is provided with a first roller 61, a second roller 62 and a third roller 64; a first pressing roller assembly 621 is arranged at a position close to the second roller 62, and a second pressing roller assembly 641 is arranged at a position close to the third roller 64; the twisting machine is further provided with a yarn inserting rod support assembly 66, a yarn inserting rod is arranged on the yarn inserting rod support assembly 66 and used for placing a yarn drum, a hollow spindle assembly 67 is arranged below the yarn inserting rod support assembly 66, an output roller 68 is arranged below the hollow spindle assembly 67, a transversely movable yarn moving rod 69 is arranged below the output roller 68, a yarn collecting drum assembly 60 is arranged below the yarn moving rod 69, and the yarn collecting drum assembly 60 can be of a conventional winding drum structure.
The twisting frame in this application has improved traditional twisting frame, has adopted the tractive system of three rollers, can carry out more abundant draft to the long fiber, through adjusting the rotational speed between three rollers, the draft multiple can change from 10~50 times, and the span is big, has very high adaptability, can be fine be used for producing with the long fiber roving strip as the ornamental thread, three roller flower twisting fancy yarns such as the circle yarn that the yarn count is thinner (can reach 30~40 NM), ripple yarn, fasciated yarn.
In the application, a bobbin braking device is further arranged on the twisting machine and comprises a main rotating shaft 11, a plurality of main belt pulleys 1 are arranged on the main rotating shaft 11, auxiliary belt pulleys 2 are arranged on the side edges of the main belt pulleys 1, the auxiliary belt pulleys 2 are arranged on the auxiliary rotating shaft 21, and belt rings 7 which rotate synchronously are arranged on the main belt pulleys 1 and the auxiliary belt pulleys 2; the twisting machine is provided with an assembly plate 3, the assembly plate 3 is provided with a hollow spindle assembly 67, the hollow spindle assembly 67 comprises a rotating sleeve 31 which is rotatably arranged on the assembly plate 3, and further comprises a hollow pipe 313, and the hollow pipe 313 is sleeved in the rotating sleeve 31 and rotates synchronously with the rotating sleeve 31; the assembly plate 3 is also provided with a bracket 341, the bracket 341 is provided with a guide roller 34, and the belt loop 7 passes through the guide roller 34 and then is sleeved on the hollow pipe 313 to drive the hollow pipe 313 to synchronously rotate; the assembly plate 3 is further provided with a turnable brake 32, one side of the brake 32 facing the rotating sleeve 31 is provided with a brake block 322, and the brake block 322 on the brake 32 abuts against the surface of the rotating sleeve 31 to brake when the brake is pressed downwards. Specifically, the braking member 32 is rotatably disposed on the mounting seat 323 on the assembly plate 3, and a handle portion 321 is disposed outside the braking member 32, so as to facilitate operation. Furthermore, the assembly plate 3 in the present application is provided on the support 4.
In the application, a set of independent braking device is arranged on each set of twisting assembly, in the device, the main rotating shaft 11 rotates to drive all the main belt pulleys 1 on the main rotating shaft to synchronously rotate, the main belt pulleys 1 drive the belt ring 7 to rotate in the rotating process, the belt ring 7 drives the hollow pipe 313 and the rotating sleeve 31 to synchronously rotate, and meanwhile, the guide roller 34 is matched to ensure that the circulating rotation of the belt ring 7 is smooth. When braking is needed, the corresponding braking pieces 32 can be turned over, so that the braking blocks 322 are abutted against the surfaces of the corresponding rotating sleeves 31 for braking, the braking blocks 322 can be rubber blocks, the friction resistance is large, and the braking effect is good. When braking, the surface of the hollow tube 313 is smooth, so the belt ring 7 slips on the surface of the hollow tube 313, the hollow tube 313 does not rotate, and the hollow tube 313 rotates again after the brake block 322 is removed, which is very convenient.
In addition, in the present application, the lower end of the hollow tube 313 penetrates out of the rotating sleeve 31, and the end is provided with a stabilizer, wherein the stabilizer comprises a sleeve body 316 sleeved on the hollow tube 313 and a square hollow member 317 arranged below the sleeve body 316. Specifically, in the present application, each of the stabilizers is formed by bending and winding a metal wire, a transition section 318 is arranged between the sleeve body 316 and the square hollow member 317, a gap is reserved between the metal wires at two ends of the transition section 318, and the gap is communicated to the square hollow member 317, so that the yarn directly enters the square hollow member 317 after coming out of the hollow tube 313, additional threading is not needed, the operation is very convenient, and the production efficiency is improved.
In the present application, the stabilizer structure of the lower end of the hollow pipe 313 is improved. In the traditional structure, the yarns penetrate through the through holes in the hollow tube 313 and penetrate out from the lower end, so that the stability during routing is poor, and the yarn deflection is serious. This application has set up the stabilizer, and the yarn comes out the back from hollow tube 313, is passing the through-hole on square hollow spare 317, makes the yarn can not beat at will, and stability is high, is favorable to improving product quality.
In the application, a yarn guide hook assembly is arranged at a yarn feeding position on the twisting machine, the yarn guide hook assembly comprises a mounting plate 51, a fixing bolt 52 is arranged on the mounting plate 51, the mounting plate 51 is connected with a yarn guide plate 554 through a rotating plate 53, a groove 541 is arranged on the yarn guide plate 54, a yarn guide piece 55 is arranged on the groove 541, the yarn guide piece 55 comprises a frame body with an opening at one side, a side groove 553 is arranged in the frame body, a rotatable hook 551 is further arranged in the frame body, and the end of the hook 551 is located in the side groove 553; a yarn guide hole 552 is formed between the hook 551 and the frame body, and one side of the hook 551 is rotatably disposed in the side groove 553 through a rotating shaft 5511.
Specifically, the mounting plate 51, the rotating plate 53 and the yarn guide plate 54 are formed by bending a metal plate, so that the structure is simple and the production is convenient; the yarn guide piece 55 is a plastic piece, and the yarn guide piece 55 is inserted into the groove 541 in an interference fit mode, so that the installation and the disassembly are convenient.
The position department of walking the yarn on twisting frame is equipped with the thread guide hook subassembly in this application, and what can be convenient installs the position that needs on twisting frame with it through fixing bolt 52, and is nimble convenient. During the process of pressing the yarn down onto the yarn guide 55, the hook 551 thereof is rotated at an angle, and the yarn follows the curved outer portion of the hook 551 into the yarn guide hole 552, and is difficult to be removed after pressing.
In addition, in this application, be equipped with the yarn guide groove structure on at least one roller axle in first roller 61, second roller 62, third roller 64, delivery roller 68, the yarn guide groove structure includes that the diameter is greater than the protruding section 84 of this roller axle, be equipped with a plurality of yarn guide grooves 841 on the protruding section 84, the surface of protruding section 84 is equipped with slant texture 842. In the structure, different yarns can be positioned in different yarn guide grooves 841 through the arrangement of the structure of the yarn guide grooves 841, so that the yarns are not mixed, the roller drafting effect is ensured, and the product quality is improved; in cooperation with the roller shafts, there are also a corresponding belt plate 81 and a drafting belt 82, the drafting belt 82 resting on the projecting section 84 during operation. The oblique grain 842 has an oblique direction matching the rotation direction to guide the yarn into the corresponding yarn guide 841. During rotation, diagonal texture 842 exerts a lateral force on the yarn thereon that moves the yarn into guide channel 841. The diagonal texture 842 is a tooth-shaped groove machined on the surface of the protruding section 84.
In the application, two symmetrically arranged twisting devices are arranged on two sides of the twisting machine; in the bobbin braking device, auxiliary belt pulleys 2 and component plates 3 which are symmetrically arranged are arranged on two sides of a main belt pulley 1; one side of the rotating sleeve 31 on the component plate 3 is provided with a guide post 348, and the belt ring 7 bypasses the hollow pipe 313, then bypasses the guide post 348 and then bypasses the guide post and the hollow pipe 313 symmetrically arranged on the other side. Overall structure is compact stable, and through the setting of guide roll 34, guide post 348, makes belt 7 circulation rotation process go on smoothly, makes to switch smoothly between belt 7 horizontality and the vertical state, can not take place the phenomenon of blocking.
In the twisting frame of this application, mechanisms such as roller, pivot wherein drive through corresponding motor and gear drive, belt drive structure, the power consumption unit in the twisting frame inserts power supply practicality in the electric wire netting through the electric wire. And a PLC control panel can be arranged to continuously control the action of each working unit, so that automatic operation is realized.
The improved three-roller fine-count fancy twisting machine has the advantages that through the arrangement of the three rollers, sufficient drafting can be conducted on long fibers, through adjustment of the rotating speed between the three rollers, the drafting multiple can be changed from 10-50 times, and the improved three-roller fine-count fancy twisting machine can be used for producing three-roller fancy twisting yarns such as loop yarns, corrugated yarns and fasciated yarns well, so that the product quality is more stable, the process steps are optimized, and the finished product quality is high.
The scope of the present invention includes, but is not limited to, the above embodiments, and the present invention is defined by the appended claims, and any alterations, modifications, and improvements that may occur to those skilled in the art are all within the scope of the present invention.
Claims (8)
1. An improved three-roller fine-count fancy twisting machine is characterized in that a first roller (61), a second roller (62) and a third roller (64) are arranged on the twisting machine; a first pressing roller assembly (621) is arranged at a position close to the second roller (62), and a second pressing roller assembly (641) is arranged at a position close to the third roller (64);
the twisting machine is further provided with a yarn inserting rod support assembly (66), a hollow spindle assembly (67) is arranged below the yarn inserting rod support assembly (66), an output roller (68) is arranged below the hollow spindle assembly (67), a transversely-movable yarn moving rod (69) is arranged below the output roller (68), and a take-up drum assembly (60) is arranged below the yarn moving rod (69);
the twisting machine is further provided with a bobbin braking device, the bobbin braking device comprises a main rotating shaft (11), a plurality of main belt pulleys (1) are arranged on the main rotating shaft (11), auxiliary belt pulleys (2) are arranged on the side edges of the main belt pulleys (1), the auxiliary belt pulleys (2) are arranged on the auxiliary rotating shaft (21), and belt rings (7) which rotate synchronously are arranged on the main belt pulleys (1) and the auxiliary belt pulleys (2);
the twisting machine is provided with an assembly plate (3), the assembly plate (3) is provided with a hollow spindle assembly (67), the hollow spindle assembly (67) comprises a rotating sleeve (31) which is rotatably arranged on the assembly plate (3), and further comprises a hollow tube (313), and the hollow tube (313) is sleeved in the rotating sleeve (31) and synchronously rotates with the rotating sleeve (31); the assembly plate (3) is also provided with a support (341), the support (341) is provided with a guide roller (34), and the belt ring (7) passes through the guide roller (34) and then is sleeved on the hollow pipe (313) to drive the hollow pipe (313) to synchronously rotate; the assembly plate (3) is also provided with a braking piece (32) which can be turned over, one side of the braking piece (32) facing the rotating sleeve (31) is provided with a braking block (322), and the braking block (322) on the braking piece (32) is abutted against the surface of the rotating sleeve (31) for braking when the braking piece (32) is pressed down;
the lower end of the hollow pipe (313) penetrates out of the rotating sleeve (31), the end part of the hollow pipe is provided with a stabilizer, and the stabilizer comprises a sleeve body (316) sleeved on the hollow pipe (313) and a square hollow part (317) arranged below the sleeve body (316);
a yarn guide hook assembly is arranged at a yarn feeding position on the twisting machine and comprises a mounting plate (51), a fixing bolt (52) is arranged on the mounting plate (51), the mounting plate (51) is connected with a yarn guide plate (554) through a rotating plate (53), a groove (541) is formed in the yarn guide plate (54), a yarn guide piece (55) is arranged on the groove (541), the yarn guide piece (55) comprises a frame body with an opening at one side, a side groove (553) is formed in the frame body, a rotatable hook (551) is further arranged in the frame body, and the end part of the hook (551) is positioned in the side groove (553); a yarn guide hole (552) is formed between the hook (551) and the frame body.
2. An improved three-roller fine-count fancy twister according to claim 1, wherein at least one of the first roller (61), the second roller (62), the third roller (64) and the output roller (68) is provided with a yarn guide groove structure, the yarn guide groove structure comprises a protruding section (84) with a diameter larger than that of the roller, the protruding section (84) is provided with a plurality of yarn guide grooves (841), and the surface of the protruding section (84) is provided with an oblique texture (842).
3. An improved three-roller pintles twisting machine as claimed in claim 2, characterised in that the oblique direction of the oblique texturing (842) is used to guide the yarn on the surface of the bulge (84) into the yarn guide (841).
4. An improved three-roller fine-count fancy twister as claimed in claim 1, wherein two sets of twisting devices are symmetrically arranged on both sides of the twister; in the bobbin braking device, auxiliary belt pulleys (2) which are symmetrically arranged and component plates (3) which are symmetrically arranged are arranged on two sides of a main belt pulley (1); one side of the rotating sleeve (31) on the component plate (3) is provided with a guide post (348), and the belt ring (7) bypasses the hollow pipe (313), then bypasses the guide post (348) and then bypasses the guide post and the hollow pipe (313) symmetrically arranged on the other side.
5. An improved three-roller slim-count twisting machine according to claim 4, wherein said braking member (32) is rotatably mounted on a mounting seat (323) on the assembly plate (3), and a handle portion (321) is provided on the outside of said braking member (32).
6. An improved three-roller pinout twisting machine according to claim 1, wherein each of said stabilizers is formed by bending and winding a metal wire, a transition section (318) is provided between said sleeve body (316) and said square hollow member (317), and a gap is provided between two metal wires in said transition section (318), and said gap communicates with said square hollow member (317).
7. An improved three-roller fine-count fancy twister according to claim 1, wherein said mounting plate (51), rotating plate (53) and yarn guide plate (54) are formed by bending a metal plate; the yarn guide piece (55) is a plastic piece, and the yarn guide piece (55) is inserted into the groove (541) in an interference fit mode.
8. An improved three-roller fine-count fancy twister as claimed in claim 1, characterized in that one side of said hook (551) is rotatably arranged in a side groove (553) by means of a rotating shaft (5511).
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| CN202110183612.9A CN112981649B (en) | 2021-02-08 | 2021-02-08 | Improved three-roller fine-count fancy twisting machine |
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| CN112981649B (en) | 2022-12-02 |
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