CN1272482C - Spinning unit, spinning method and hollow guiding shaft component for spinning - Google Patents

Spinning unit, spinning method and hollow guiding shaft component for spinning Download PDF

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Publication number
CN1272482C
CN1272482C CN 01118202 CN01118202A CN1272482C CN 1272482 C CN1272482 C CN 1272482C CN 01118202 CN01118202 CN 01118202 CN 01118202 A CN01118202 A CN 01118202A CN 1272482 C CN1272482 C CN 1272482C
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China
Prior art keywords
leading section
yarn
shaft component
guiding shaft
hollow guiding
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CN 01118202
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CN1386921A (en
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出野宏二
今村久胜
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Murata Machinery Ltd
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Murata Machinery Ltd
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Priority to CNB2005101254881A priority Critical patent/CN100467685C/en
Priority to CN 01118202 priority patent/CN1272482C/en
Publication of CN1386921A publication Critical patent/CN1386921A/en
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Publication of CN1272482C publication Critical patent/CN1272482C/en
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Abstract

The present invention provides a spinning device which can be used for producing yarn with a soft surface sense without lowering the strength of the yarn. The present invention is composed of a nozzle component which generates rotary air flows and an irrotational hollow guiding shaft component which is provided with a yarn inserting through hole. Rotary air flows generated by the nozzle component is applied to the front end part of the hollow guiding shaft component to realize spinning, and the cross section of the yarn inserting through hole at the front end part of the hollow guiding shaft component is in a non-circular shape, such as in a longitudinally long shape or an elliptical shape. The length of the non-circular yarn inserting through hole starts at the inlet of the yarn inserting through hole in the front end surface of the hollow guiding shaft component, and the maximum length is the average length of the fiber which forms fiber bundles.

Description

Spinning apparatus, spinning method and spinning hollow guiding shaft component
Technical field
The present invention relates to a kind of spinning apparatus,,, make yarn (twist flax fibers and weave and be) by twisting by spray nozzle part that produces the revolution air-flow and the spinning parts that non-rotating hollow guiding shaft component constitutes with constituting the fiber of the yarn of sending from drafting system.
Background technology
Known a kind of spinning apparatus, the revolution air-flow that is constituted, jet element is produced by jet element that produces the revolution air-flow and non-rotating guiding shaft component with yarn inserting hole acts on the leading section of hollow guiding shaft component, spins.In this spinning apparatus, at the leading section generation counter-rotating fiber of hollow guiding shaft component, this counter-rotating fiber is owing to the swirling eddy that jet element causes rotates at the leading section of hollow guiding shaft component.That is, hollow guiding shaft component leading section becomes the contact area of counter-rotating fiber.And the counter-rotating fiber of rotation is introduced into the fibre bundle of the yarn inserting hole of hollow guiding shaft component and reels, and manufactures the real yarn of twisting with the fingers shape.
But, because the outer peripheral face shape of hollow guiding shaft component leading section and the yarn inserting hole shape of hollow guiding shaft component, form circle (just round) at section with the axis normal of hollow guiding shaft component, the counter-rotating fiber at the circumferencial direction of hollow guiding shaft component with roughly certain speed revolution.Like this, when counter-rotating fiber on the leading section of hollow guiding shaft component turned round with roughly certain speed in a circumferential direction, because the counter-rotating fiber does not twist unrest, the fine hair number that produces on the spun yarn was few, can produce the hard yarn of surface thoughts and feelings.
By reducing the compressed-air actuated air pressure of spraying from jet element, a little less than the influence of the swirling eddy that the rearward end of counter-rotating fiber is subjected to, the rearward end of counter-rotating fiber is easily left from the outer peripheral face of hollow guiding shaft component leading section, and the fine hair of spun yarn should be able to increase.But, owing to force down as the injection air of jet element, the intensity decreases of the yarn of generation, can produce the broken yarn rate increases, the problem of spinning property reduction.
Summary of the invention
The objective of the invention is to solve the above-mentioned problem that spinning apparatus had, produce and do not reduce yarn intensity, the soft yarn of surface thoughts and feelings.
The objective of the invention is to be achieved through the following technical solutions:
The invention provides a kind of spinning apparatus, constitute by jet element that produces swirling eddy and irrotational hollow guiding shaft component with yarn inserting hole, act on by the swirling eddy that jet element is produced on the leading section of hollow guiding axial region and spin, it is characterized by, the section of the yarn inserting hole of the leading section of hollow guiding shaft component forms elongate shape or elliptical shape.
The length that forms the yarn inserting hole of elongate shape or elliptical shape enters the mouth from the yarn inserting hole on the front end face that is positioned at the hollow guiding shaft component, and the longest is the average length that constitutes the fiber of fibre bundle.
The invention provides a kind of spinning apparatus, constitute by jet element that produces swirling eddy and irrotational hollow guiding shaft component with yarn inserting hole, by the swirling eddy that produces by jet element, the counter-rotating fiber is spinned on the rotation limit, leading section top of hollow guiding axial region, it is characterized by, formed being shaped as of periphery of the contact area of the counter-rotating fiber of hollow guiding parts leading section forms elongate shape or elliptical shape at the section with the axis normal of hollow guiding shaft component.
The invention provides a kind of spinning method, the swirling eddy of the leading section by acting on irrotational hollow guiding shaft component, the counter-rotating fiber is also spinned simultaneously in the leading section rotation of hollow guiding shaft component, it is characterized by, the counter-rotating fiber is changed in a circumferential direction energetically in the rotary speed of hollow guiding shaft component leading section.
Make the counter-rotating fiber being suppressed of hollow guiding shaft component leading section with being rotated in circumferencial direction top, make the rotary speed variation.
The invention provides a kind of spinning hollow guiding shaft component, has the yarn inserting hole that passes through for the yarn that generates by fibre bundle, produce swirling eddy by foreign side under non-rotating state at leading section, the counter-rotating fiber is spinned while rotating at this leading section, it is characterized by, the section of the yarn inserting hole of leading section is elongate shape or elliptical shape.
The invention provides a kind of spinning hollow guiding shaft component, has the yarn inserting hole that passes through for the yarn that generates by fibre bundle, produce swirling eddy by foreign side at leading section, the counter-rotating fiber is spinned while rotating at this leading section, it is characterized by, the periphery of leading section is formed to be shaped as, and is elongate shape or elliptical shape in the section configuration with axis normal.
The present invention is in order to realize above-mentioned purpose, the 1st is, constituting by jet element that rotates air-flow and non-orbiting hollow guiding shaft component with yarn inserting hole, by jet element swirling eddy is used in the spinning apparatus that also spins simultaneously on the leading section of hollow guiding shaft component, the section configuration of the yarn inserting hole of the leading section of hollow guiding shaft component forms non-circular shape.Thus, the rotary speed of counter-rotating fiber is changed in a circumferential direction, thereby the generation of the fine hair of spun yarn is many, the intensity of the yarn that is generated can be not low, can make the many and soft yarns of fine hair.In addition, press (spray and press), can keep spinning and going up optimum flow, prevent to produce deviation with respect to the physics value of yarn count etc. owing to need not change the nozzle of jet element.
The 2nd is, the section configuration of the yarn inserting hole of the leading section of hollow guiding shaft component is lengthwise or elliptical aperture.Thus, the rotary speed of counter-rotating fiber is changed in a circumferential direction smoothly, prevent broken yarn etc.
The 3rd is, the length that forms the yarn inserting hole of non-circular shape enters the mouth from the yarn inserting hole on the front end face that is positioned at the hollow guiding shaft component, and the longest is the average length that constitutes the fiber of fibre bundle.That is, in the yarn inserting hole, be non-circular shape from the length-specific of the yarn inserting hole inlet beginning of the front end face that is positioned at the hollow guiding shaft component, its downstream is connected with circle (just round) part.And the length of yarn inserting hole non-circular shape part is below the average fiber length of the fiber that constitutes fibre bundle.Thus, can only make the part relevant with the rotation of the fiber that reverses is non-circular shape, and with the section of the irrelevant to rotation part of counter-rotating fiber be circular, can keep level and smooth air flow in the yarn inserting hole of hollow guiding shaft component, can prevent the yarn qualities decline that generates.
The 4th is, constituting by jet element that rotates air-flow and non-orbiting hollow guiding shaft component with yarn inserting hole, by the swirling eddy that produces by jet element, in the spinning apparatus that the rotation of counter-rotating fiber is also spinned simultaneously on the leading section of hollow guiding shaft component, on the outer peripheral face of leading section, be provided with the suppressing portion that the rotary speed that makes the counter-rotating fiber partly changes at circumferencial direction as the hollow guiding shaft component in the contact field of counter-rotating fiber.Thus, the rotary speed of counter-rotating fiber is changed in a circumferential direction, thereby, intensity at the yarn that generates can not reduce, when the fine hair that spun yarn produces is many,, can make the many and soft yarns of fine hair owing to suppressed the tensioning of the coiling fiber of yarn.Moreover the soft feeling of the cloth products that this yarn is made into increases, because the flywheel moment of yarn self reduces, can improve the easy zbility of the yarn in the subsequent handling simultaneously, also can improve dyeability.
The 5th is, on the outer peripheral face of the leading section of hollow guiding shaft component, forms the tabular surface as suppressing portion.Thus, can change the rotary speed of counter-rotating fiber in a circumferential direction effectively.
The 6th is, as tabular surface roughly equally spaced formation on round Zhou Fangxiang of suppressing portion.Thus, can more effectively change the rotary speed of counter-rotating fiber.
The 7th is, on the outer peripheral face of the leading section of hollow guiding shaft component, forms protuberance or slot part as suppressing portion.Thus, can change the rotary speed of counter-rotating fiber in a circumferential direction effectively.
The 8th is, on the outer peripheral face of the leading section of hollow guiding shaft component, forms the cross slot part as suppressing portion.Thus,, suppressed revolving force, can change the rotary speed of counter-rotating fiber in a circumferential direction at the counter-rotating fiber of circumferencial direction rotation in the occasion that the counter-rotating fiber enters slot part.
The 9th is, constituting, passing through swirling eddy by jet element that rotates air-flow and non-orbiting hollow guiding shaft component by the jet element generation with yarn inserting hole, on the leading section of hollow guiding shaft component in counter-rotating fiber rotation and the spinning apparatus that spins simultaneously, the peripheral shape in the contact field of the counter-rotating fiber in the hollow guiding parts leading section is that non-circular state forms with the section configuration with respect to the axis normal of hollow guiding shaft component.Thus, the rotary speed of counter-rotating fiber is changed in a circumferential direction, thereby, the intensity of the yarn that is generated can not reduce, when the generation of the fine hair of spun yarn is many,, can make the many and soft yarns of fine hair owing to suppressed the tensioning of the coiling fiber of yarn.Moreover the soft feeling of the cloth products that this yarn is made into increases, because the flywheel moment of yarn self reduces, can improve the easy zbility of the yarn in the subsequent handling simultaneously, also can improve dyeability.
The 10th is, by the swirling eddy on the leading section that acts on non-orbiting hollow guiding shaft component, leading section at the hollow guiding shaft component makes in the spinning method that reverses fibers turn and spin simultaneously, and the rotary speed of the counter-rotating fiber on the hollow guiding shaft component leading section changes in a circumferential direction energetically.Thus, the intensity of the yarn that is generated can not reduce, and when the generation of the fine hair of spun yarn is many, owing to suppressed the tensioning of the coiling fiber of yarn, can make the many and soft yarns of fine hair.Moreover the soft feeling of the cloth products that this yarn is made into increases, because the flywheel moment of yarn self reduces, can improve the easy zbility of the yarn in the subsequent handling simultaneously, also can improve dyeability.
The 11st is, the ground, circumferencial direction top that is rotated in of the counter-rotating fiber on the hollow guiding shaft component leading section suppresses, and rotary speed is changed.Thus, can change the rotary speed of counter-rotating fiber in a circumferential direction effectively.
Description of drawings
Fig. 1 for constitute in the spinning apparatus of the present invention, the stereogram of the 1st hollow axis of guide of hollow guiding shaft component.
Fig. 2 is the being seen vertical view of leading section side from the 1st hollow axis of guide of Fig. 1.
Fig. 3 for constitute in the spinning apparatus of the present invention, the stereogram of the 1st another embodiment of the hollow axis of guide of hollow guiding shaft component.
Fig. 4 is the being seen vertical view of leading section side from the 1st hollow axis of guide of Fig. 3.
Fig. 5 for constitute in the spinning apparatus of the present invention, the stereogram of the another embodiment of the 1st hollow axis of guide of hollow guiding shaft component.
Fig. 6 is the being seen vertical view of leading section side from the 1st quill shaft of Fig. 5.
Fig. 7 for constitute in the spinning apparatus of the present invention, the stereogram of the 1st hollow axis of guide of hollow guiding shaft component.
Fig. 8 for constitute in the spinning apparatus of the present invention, the stereogram of the 1st another embodiment of the hollow axis of guide of hollow guiding shaft component.
Fig. 9 for constitute in the spinning apparatus of the present invention, the stereogram of the another embodiment of the 1st hollow axis of guide of hollow guiding shaft component.
Figure 10 for constitute in the spinning apparatus of the present invention, the 1st hollow axis of guide of the hollow guiding shaft component stereogram of an embodiment again.
Figure 11 for constitute in the spinning apparatus of the present invention, the 1st hollow axis of guide of the hollow guiding shaft component stereogram of an embodiment again.
Figure 12 is the side view of the signal of the spinning unit of formation spinning apparatus.
Figure 13 is the vertical sectional view of spinning parts of spinning apparatus etc.
Figure 14 is the exploded perspective view of the hollow guiding shaft component that constitutes spinning apparatus etc.
The simulation stereogram of the 1st hollow axis of guide that Figure 15 uses for explanation yarn production process etc.
The specific embodiment
Below utilize Fig. 1~Figure 15 that embodiments of the invention are described, only otherwise break away from aim of the present invention, the present invention is not limited to following illustrated embodiment.
At first, use Figure 12 that the entire infrastructure of spinning apparatus is described.In Figure 12, the sliver of V for supplying with in drafting system D through yarn guiding device G as the example of drafting system D, is made of rear roller d1, the 3rd roller d2, the second roller d3 with apron d3 ' and front roller d4.In drafting system D, drafted sliver V supplies with spinning parts U described later, after becoming yarns Y by the spinning parts U-shaped, yarns Y is through the yarn carrying device H that is made of niproll h1 and outlet roller h2, the pine that constitutes as suction tube pipe T and yarn clearer Z etc., batches to be supported in batching on the device w3 on the reel cage w2 that the friction roller w1 by reeling end W drives.And as mentioned above, setting is arranged with many of length directions by the spinning mechanism that drafting system D, spinning parts U, yarn carrying device H, pine pipe T, yarn clearer Z and reeling end W etc. constitute on board, to constitute spinning apparatus.
Below utilize Figure 13 and Figure 14 that the spinning parts U that uses in the above-mentioned spinning apparatus is described.
N is a jet element, and S constitutes spinning parts U for propping up the non-orbiting hollow guiding shaft component that is held on the hollow axis of guide support frame F 2 described later by jet element N and hollow guiding shaft component S.
Below the jet element N that constitutes spinning parts U is described.
1 for having a plurality of air jet hole 1a, being roughly shower nozzle cylindraceous on the inner peripheral surface tangential direction, 2 is the fiber importing part that the front roller d4 that is flush-mounted in shower nozzle 1 went up, had fiber entrance hole 2a and pilot pin 2b.3 for the nozzle sleeve on the suitable board framework that is installed on spinning apparatus, is equipped with open-work 3a on the sidewall 3a that is formed on the front roller d4 side of nozzle sleeve 3, wherein is inserted with at leading section and is embedded with the shower nozzle 1 that fiber imports part 2.4 compressed air that cover and be installed on the shower nozzle 1 for the air jet hole 1a that will be arranged on the shower nozzle 1 are supplied with part, supply with on the part 4 at compressed air, are formed with to the air jet hole 1a that is formed on the shower nozzle 1 and supply with compressed-air actuated compressed air supply hole 4a.In addition, 5 and 6 for being separately positioned on the liner that reaches between shower nozzle 1 and nozzle sleeve 3 and the compressed air supply part 4 in the annulus that forms between shower nozzle 1 and the compressed air supply part 4.
Below, the hollow guiding shaft component S that constitutes spinning parts U is described.
Hollow guiding shaft component S is made of anterior hollow guiding axial region S1, guide plate 9 and rear portion hollow guiding axial region S2.Anterior hollow guiding axial region S1 is made of the 1st hollow axis of guide 7 and the 2nd hollow axis of guide 8, and the 1st hollow axis of guide 7 is a hollow form, and the leading section 7a that front end is thin places in the shower nozzle 1, and is provided with near fiber imports the pilot pin 2b of part 2; The 2nd hollow axis of guide 8 is made of the end face with the 1st hollow axis of guide 7 8a of tube portion that contacts and the 8b of blade of a sword portion that is formed on this 8a end; Guide plate 9 by the reeling end W side that is arranged at the 2nd hollow axis of guide 8 that constitutes anterior hollow guiding axial region S1, have yarn inserting hole 9a ', a plurality of guide plate 9a of 9b ', 9c ', 9b, the 9c that are provided with specific interval and constitute; Rear portion hollow guiding axial region S2 is arranged at the reeling end W side of guide plate 9 by duct member 10.
In the present embodiment, guiding board 9 is made of 3 guide plate 9a, 9b, 9c, for easy, below closely is called the 1st guide plate 9a, the 2nd guide plate 9b, the 3rd guide plate 9c to order far away from the 2nd hollow axis of guide 8.As mentioned above, on the 1st guide plate 9a, the 2nd guide plate 9b and the 3rd guide plate 9c, be equipped with yarn inserting hole 9a ', 9b ', 9c ' respectively, and, on the 1st guide plate 9a, the 2nd guide plate 9b and the 3rd guide plate 9c, form a pair of screwed hole 9a clamp yarn inserting hole 9a ', 9b ', 9c ' symmetrically respectively ", 9b ", 9c ".
Between the 2nd hollow axis of guide 8 and the 1st guide plate 9a, tube 9d is adjusted at the interval that is provided with a pair of tubulose, and, tube 9e is adjusted at the interval that is provided with a pair of tubulose between the 1st guide plate 9a and the 2nd guide plate 9b equally, moreover tube 9f is adjusted at the interval that also is provided with a pair of tubulose between the 2nd guide plate 9b and the 3rd guide plate 9c.Adjust the length of tube 9d, a 9e, 9f by changing above-mentioned interval, can adjust the interval of interval, the 1st guide plate 9a and the 2nd guide plate 9b of the 2nd hollow axis of guide 8 and the 1st guide plate 9a and the interval of the 2nd guide plate 9b and the 3rd guide plate 9c aptly.
Rear portion hollow guiding axial region S2 is made of inhalator 11 and guiding cylindrical shell 12, inhalator 11 has, when being formed on the cylindrical shell 11b of the 1st nozzle 11a that guiding board 9 directions extend and being flush-mounted in the cylindrical shell 11b, leading section inserts the 2nd interior nozzle 11c of yarn inserting hole 11a ' of the 1st nozzle 11a, and at the inner peripheral surface of the 1st nozzle 11a and insert between the leading section outer peripheral face of the 2nd nozzle 11c in the yarn inserting hole 11a ' of the 1st nozzle 11a the slit 11d of formation ring-type.On cylindrical shell 11b, be formed with compressed air supply hole 11e, the tube connector 11f that is plugged on the compressed air supply hole 11e is connected with the compressed air supply source by not shown pipe.Guiding cylindrical shell 12 with yarn inserting hole 12a is by suitable holding appliance such as not shown nut or screw rod or suitable connection apparatus, is installed on the end face of reeling end W side of inhalator 11.In addition, the end of the reeling end W side of the yarn inserting hole 12a of guiding cylindrical shell 12, in order to make kind of a yarn (being also referred to as female yarn) pass the yarn inserting hole easily when the joint operation, form launch gradually laterally horn-like, and, on the end face of the 2nd nozzle 11c side, on the part of the yarn inserting hole 11 ' of the 1st nozzle 11c, be formed with the 12b of frustum of a cone portion that part is inserted.
13 is the union piece of c-shaped shape roughly, union piece is entrenched in by the end 13a with union piece 13 among the slit 11g on the cylindrical shell 11b outer peripheral face that is formed at inhalator 11, and be installed on the cylindrical shell 11b of inhalator 11, in addition, at the central portion 13b of union piece 13, form the slit 13c of the 1st nozzle 11a leading section that is inserted with above-mentioned inhalator 11.
Below the assembling of hollow guiding shaft component S is described.
Between the 2nd hollow axis of guide 8 and the 1st guide plate 9a, between the 1st guide plate 9a and the 2nd guide plate 9b, between the 2nd guide plate 9b and the 3rd guide plate 9c, be provided with respectively and adjust tube 9d, interval adjustment tube 9e at interval, adjust a 9f at interval, the while is provided with duct member 10 between the 3rd guide plate 9c and union piece 13.After this, central portion 13b at union piece 13, among a pair of screwed hole 13d of slit 13c in clamping, insert logical bolt 14, this bolt 14 orders are inserted the screwed hole 9c of siphunculus parts the 10, the 3rd guide plate 9c ", adjust the screwed hole 9b of tube 9f, the 2nd guide plate 9b at interval ", adjust the screwed hole 9a of tube 9e, the 1st guide plate 9a at interval ", adjust a tube 9d at interval; after this; the 8b of blade of a sword portion that is connected in the 2nd hollow axis of guide 8 by the leading section spiral with bolt 14 goes up among the screwed hole 8c that forms, assemble the 2nd hollow axis of guide 8, guiding board 9, pipe portion 10 and union piece 13.Then, among the slit 11g that forms on the outer peripheral face of the cylindrical shell 11b that is embedded at inhalator 11 by end 13a, the 2nd hollow axis of guide 8, guiding board 9, pipe portion 10 and the union piece 13 that assembles as mentioned above is installed among the cylindrical shell 11b of inhalator 11 union piece 13.
F1 is the support framework that is installed on the board, supporting to be formed with the hole f1 that can insert hollow guiding shaft component S at central portion on the frame F 1, in addition, around the f1 of hole, is formed with the bolt insertion hole f2 of right quantity (among the embodiment being 3).
F2 is the roughly discoid hollow axis of guide supporter that central portion has open-work f3, on hollow axis of guide supporter F2, forms the f4 of foot with screwed hole f4 ' accordingly with the bolt insertion hole f2 that supports frame F 1.
The 1st hollow axis of guide 7 of hollow axis of guide S, its large-diameter portion 7d are embedded in the intermediate range of the open-work f13 of the central portion that is arranged in hollow axis of guide supporter F2, are installed on the hollow axis of guide supporter F2 by the fixing means in suitable modes such as bolts simultaneously.
In addition, after assembling as described above, the 8a of tube portion of the 2nd hollow axis of guide 8 is from the f4 of the foot side of hollow axis of guide supporter F2 embeds open-work f3 on the central portion that is located in hollow axis of guide supporter 2, and the 2nd hollow axis of guide 8 is installed on the hollow axis of guide supporter F2 by suitable fixture simultaneously.Like this, the 2nd hollow axis of guide 8, guiding board 9, duct member 10, union piece 13, inhalator 11 and guiding cylindrical shell 12 are installed on the hollow axis of guide supporter F2.
Afterwards, hollow axis of guide supporter F2 is embedded on the peristome 3c of nozzle sleeve 3, so that the end face of the end face of the end flange 3b of nozzle sleeve 3 and hollow axis of guide supporter F2 joins, bolt 15 is when passing the bolt insertion hole f2 that supports frame F 1, the leading section of bolt insertion hole f2 is connected by helical spring 16 spirals among the screwed hole f4 ' on the f4 of foot that is formed at hollow axis of guide supporter 2, and the hollow axis of guide supporter F2 that hollow guiding shaft component S will be installed thus is installed on and supports on the frame F 1.
By hollow axis of guide supporter F2, be installed in the hollow guiding shaft component S that supports on the frame F 1, make the center line of yarn inserting hole 12a of the yarn inserting hole 11c ' of yarn inserting hole 11a ', the 2nd nozzle 11c of yarn inserting hole 9c ', the 1st nozzle 11a of yarn inserting hole 9b ', the 3rd guide plate 9c of yarn inserting hole 9a ', the 2nd guide plate 9b of yarn inserting hole 8d, the 1st guide plate 9a of yarn inserting hole 7b, the 2nd hollow axis of guide 8 of the 1st hollow axis of guide 7 and guiding cylindrical shell 12 all consistent.Like this, among the hollow guiding shaft component S that the 1st hollow axis of guide the 7, the 2nd hollow axis of guide 8, guide plate 9, duct member 10, union piece 13, inhalator 11 and guiding cylindrical shell 12 etc. constitute, the leading section 7a that the front end of the 1st hollow axis of guide 7 of hollow guiding shaft component S is thin is positioned at shower nozzle 1, and be provided with near fiber imports the pilot pin 2b of part 2, constitute spinning parts U by jet element N and hollow guiding shaft component S.
Below, mainly with reference to Figure 15, the process of the spinning yarn that mechanism generates that is provided with the spinning parts U that is made of jet element N with said structure and hollow guiding shaft component S is briefly explained.
Sliver V after the drawing-off of sending from the front roller d4 of drafting system D, import near the attraction air draught the fiber entrance hole 2a of part 2 by the fiber that produces because of effect from the air jet hole 1a of shower nozzle 1 ejection air, around guide finger 2b, transport, suck in the shower nozzle 1.Suck fiber v in the shower nozzle 1, that constitute sliver V, near the leading section 7a of the 1st hollow axis of guide 7, be subjected to from air jet hole 1a ejection, near the effect of the swirling eddy of the rotation at a high speed leading section 7a of the 1st hollow axis of guide 7 periphery, twist to the swirling eddy direction when separating from sliver V.In addition, suck in the shower nozzle 1, constitute the fiber v of sliver V, near the periphery of the leading section 7a of the 1st hollow axis of guide 7, be subjected to spraying from air jet hole 1a, near the at a high speed effect of the swirling eddy of rotation and when generating the yarn of the twisting leading section 7a of the 1st hollow axis of guide 7 periphery, yarn inserting hole 7b by the 1st hollow axis of guide 7, the yarn inserting hole 8d of the 2nd hollow axis of guide 8, the yarn inserting hole 9a ' of the 1st guide plate 9a, the yarn inserting hole 9b ' of the 2nd guide plate 9b, the yarn inserting hole 9c ' of the 3rd guide plate 9c, the yarn inserting hole 11a ' of the 1st nozzle 11a, the yarn inserting hole 12a of the yarn inserting hole 11c ' of the 2nd nozzle 11c and guiding cylindrical shell 12, the yarn carrying device H that is made of niproll h1 and outlet roller h2 is sent to reeling end W direction.
The fiber v that constitutes sliver V is in the process of the yarn inserting hole 7b that passes the 1st hollow axis of guide 7, the leading section v1 ' of fiber v enters among the yarn inserting hole 7b of the 1st hollow axis of guide 7, and, the rear portion v1 of fiber " be wound up into leading section 7a periphery by above-mentioned swirling eddy along the outer peripheral face of the leading section 7a of the 1st hollow axis of guide 7; and be subjected to the effect of above-mentioned swirling eddy, along the leading section 7a rotation of the 1st hollow axis of guide 7.Like this, when leading section v1 ' inserts the yarn inserting hole 7b of the 1st hollow axis of guide 7, rearward end v1 " along under the state of the periphery of the leading section 7a of the 1st hollow axis of guide 7, be wound on fiber v 1 on the leading section 7a agley and (following such fiber be called the counter-rotating fiber.) roughly distribute equably at the circumferencial direction of the leading section 7a of the 1st hollow axis of guide 7, reel to be wound in the state that generated by above-mentioned revolution air-flow twisting real twist with the fingers on the yarns Y of shape.In addition, a part of false twisting that produces owing to swirling eddy is propagated to front roller d4 direction, but has stoped this propagation because fiber imports the pilot pin 2b of part 2, the sliver V that sends from front roller d4 not can owing to false twisting twist with the fingers into.
17 is the air chamber that forms between nozzle sleeve 3 and hollow axis of guide supporter F2, the pipe (not shown) of air chamber 17 by being connected with attraction hole 17a, be connected with the air attraction source that attracts air by not shown weak suction pressure, in above-mentioned spinning, when having the outlet duct function as ejection air from the air jet hole of shower nozzle 1, also can remove in spinning the floating fiber of generation air chamber 17 in etc.
As mentioned above, the fiber v that constitutes sliver V is in the process of the yarn inserting hole 7b that passes the 1st hollow axis of guide 7, the leading section v1 ' of counter-rotating fiber v 1 passes through swirling eddy, when being wound on the periphery of leading section 7a along the outer peripheral face of the leading section 7a of the 1st hollow axis of guide 7, be subjected to the effect of swirling eddy, along the leading section 7a rotation of the 1st hollow axis of guide 7.Therefore, insert the yarn inserting hole 7b of the 1st hollow axis of guide 7 at leading section v1 ', and rearward end v1 " along under the state of the periphery of the leading section 7a of the 1st hollow axis of guide 7; fiber v 1 that is wound on agley on the leading section 7a roughly distributes equably at the circumferencial direction of the leading section 7a of the 1st hollow axis of guide 7, is wound in generated by the twisting of revolution air-flow real and twists with the fingers on the yarns Y of shape.
Below utilize Fig. 1-Figure 11 pair of structure relevant to describe with characteristic of the present invention.
At first, utilize Fig. 1-Fig. 6 that the structure of the feature of realization the object of the invention is described.The result of inventor's research is, the swirling eddy that forms on every side at the front end 7a of the 1st hollow axis of guide 7 (the contact field of counter-rotating fiber v 1) by the injection air that sprays from the air jet hole 1a of shower nozzle 1, counter-rotating fiber v 1 is on the circumferencial direction of the leading section 7a of the 1st hollow axis of guide 7 during with the rotation of roughly certain speed, counter-rotating fiber v 1 can be not disorderly, the fine hair that spun yarn produces is less, and in the leading section 7a of the 1st hollow axis of guide 7, the revolving force that suppresses the counter-rotating fiber v 1 of circumferencial direction rotation, the speed that makes counter-rotating fiber v 1 is when changing in a circumferential direction, the fiber rearward end v1 of counter-rotating fiber v 1 " easily the outer peripheral face from the leading section 7a of the 1st hollow axis of guide 7 leave, the generation of the fine hair of spun yarn is more.That is, when the rotary speed of counter-rotating fiber v 1 changed in a circumferential direction energetically, the fine hair number increased, and can produce soft yarn.
In the leading section 7a of the 1st hollow axis of guide 7, the rotary speed of the counter-rotating fiber v 1 of rotation changes at circumferencial direction in order to make in a circumferential direction, in the embodiment of Figure 1 and Figure 2, make yarn inserting hole 7b on the 1st hollow axis of guide 7 from the look shape of the hole 7b1 that forms lengthwise of leading section 7a side.Total length at yarn inserting hole 7b, promptly on the total length of the 1st hollow axis of guide 7, yarn inserting hole 7b can form vertical slot hole 7b1, if but from the front end face 7a ' of the leading section 7a of yarn inserting hole 7b, form the longest vertical slot hole 7b1 of the length of the average fiber of the fiber v that constitutes sliver V of only being, as mentioned above, the revolving force of the counter-rotating fiber v 1 that can suppress to rotate in a circumferential direction changes the rotary speed of counter-rotating fiber v 1 fully.
As mentioned above, owing near the leading section 7a that is formed at the yarn inserting hole 7b on the 1st hollow axis of guide 7, form vertical slot hole 7b1, Xuan Zhuan counter-rotating fiber v 1 is less at the long side 7b1 ' of vertical slot hole 7b1 middle impedance in a circumferential direction, rotary speed is fast, in addition, since from long side 7b1 ' to short brink 7b1 " mobile phase and from short brink 7b1 " strengthen to the impedance of long side 7b1 ' mobile phase, rotary speed is slack-off.Like this, by near the leading section 7a of yarn inserting hole 7b, forming vertical slot hole, suppressed counter-rotating fiber v 1 revolving force of rotation in a circumferential direction, the rotary speed of counter-rotating fiber v 1 is changed, thereby the production of the fine hair of spun yarn is more, can not reduce the intensity of the yarn of generation, it is many to produce fine hair, soft yarn.As the intensity that can not reduce silvalin, increase the reason of fine hair, can consider because the take-up force of the fiber around being wound on not necessarily produces the yarn brute force, can make and reel and do not produce powerful fiber and become fine hair.。
In Fig. 3 and embodiment shown in Figure 4, be formed on the 1st hollow axis of guide 7 yarn inserting hole 7b from leading section 7a side seen be shaped as elliptical aperture 7b2.Xuan Zhuan counter-rotating fiber v 1 is when the both ends 7b2 ' of the major diameter that passes through elliptical aperture 7b2 in a circumferential direction, because impedance increases, rotary speed is slack-off.Same as described above, total length at yarn inserting hole 7b, promptly on the total length of the 1st hollow axis of guide 7, yarn inserting hole 7b can form elliptical aperture 7b2, if but from the front end face 7a ' of the leading section 7a of yarn inserting hole 7b, form the longest elliptical aperture 7b2 of the long length of the average fiber of the fiber v that constitutes sliver V that only is, then as mentioned above, can making in a circumferential direction, the rotary speed of the counter-rotating fiber v 1 of rotation changes fully.
As mentioned above, the yarn inserting hole that is formed on the 1st hollow axis of guide 7 has major diameter and the vertical slot hole 7b1 of minor axis or the occasion of elliptical aperture 7b2 that intersects vertically from being seen being shaped as of the leading section 7a side of 7b, the tensioning situation (yarn brute force) of the length decision yarn of minor axis.Thereby, even the sectional area of yarn inserting hole 7b strengthens, be suppressed at and the diameter same degree of cross section when circular by length with minor axis, can not reduce yarn intensity, generate soft yarn.
Fig. 5 and embodiment shown in Figure 6 are the situation that roughly forms square opening 7b3, and Xuan Zhuan counter-rotating fiber v 1 is when passing through the bight 7b3 ' of general square shape hole 7b3 in a circumferential direction, because impedance strengthens, rotary speed is slack-off.In this embodiment, same as described above, total length at yarn inserting hole 7b, promptly yarn inserting hole 7b can form general square shape hole 7b3 on the total length of the 1st hollow axis of guide 7, if but from the front end face 7a ' of the leading section 7a of yarn inserting hole 7b, form the longest general square shape hole 7b3 of the long length of the average fiber of the fiber v that constitutes sliver V that only is, as mentioned above, can making in a circumferential direction, the rotary speed of the counter-rotating fiber v 1 of rotation changes fully.
In addition, be formed at the shape of the yarn inserting hole 7b on the 1st hollow axis of guide 7, not only be defined in above-mentioned vertical slot hole 7b1 or elliptical aperture 7b2 and square hole 7b3 roughly, from the shape of the seen yarn inserting hole 7b of leading section 7a side as long as for non-circular.
In addition, in the above-described embodiments, hollow guiding shaft component S is by the anterior hollow guiding axial region S1 that is made of the 1st hollow axis of guide 7 and the 2nd hollow axis of guide 8; The guiding board 9 that constitutes by a plurality of guide plate 9a, 9b, 9c; And rear portion hollow guiding axial region S2 formation, but hollow guiding shaft component S also can only be made of the 1st hollow axis of guide 7.
Below utilize Fig. 7-Figure 11 another embodiment to be illustrated the structure of relevant characteristic of the present invention.In the example of Fig. 7-Figure 11, the section configuration of yarn inserting hole 7b is circular (just round) on total length, the peripheral shape of the leading section 7a of the 1st hollow axis of guide 7 is improved, to reach purpose of the present invention.
The result of inventor's research is, the swirling eddy that around the front end 7a of the 1st hollow axis of guide 7 (the contact field of counter-rotating fiber v 1), forms by the injection air that sprays from the air jet hole 1a of shower nozzle 1, when counter-rotating fiber v 1 on the circumferencial direction of the leading section 7a of the 1st hollow axis of guide 7 during with the rotation of roughly certain speed, counter-rotating fiber v 1 can be not disorderly, the fine hair that spun yarn produces is less, and at the leading section 7a of the 1st hollow axis of guide 7, the revolving force that suppresses the counter-rotating fiber v 1 of circumferencial direction rotation, the speed that makes counter-rotating fiber v 1 is when partly changing, the fiber rearward end v1 of counter-rotating fiber v 1 " easily the outer peripheral face from the leading section 7a of the 1st hollow axis of guide 7 leave; when making spun yarn produce more fine hair, suppressed the rolling-in of the coiling fiber of yarn.That is, when the rotary speed of counter-rotating fiber v 1 changed in a circumferential direction energetically, the fine hair number increased, and can produce soft yarn.
Leading section 7a at the 1st hollow axis of guide 7, in order to make rotary speed variation at the counter-rotating fiber v 1 of circumferencial direction rotation, in the embodiment shown in fig. 7, the outer peripheral face 7a ' of the leading section 7a that the front end of the 1st hollow axis of guide 7 is thin is non-circular with being shaped as of the section of the axis normal of the 1st hollow axis of guide 7.In the embodiment shown in fig. 7, with the part of periphery 7a ' of leading section 7a of the 1st hollow axis of guide 7 that forms circular cone shape from its underpart forward end face 7a1 prune, by axially form the plane 7a1 of length-specific from front end face, make with being shaped as of the section of the axis normal of the 1st hollow axis of guide 7 non-circular.Also can be on the total length of the 1st hollow axis of guide 7, make with being shaped as of the section of the axis normal of the 1st hollow axis of guide 7 non-circular, if but form from front end face 7a " the longest only non-circular for the long length of the average fiber of the fiber v that constitutes sliver V of beginning; then as mentioned above, can making in a circumferential direction, the rotary speed of the counter-rotating fiber v 1 of rotation changes fully.In addition, leading section 7a is that front end is being reeled in the zone of the counter-rotating fiber v 1 of yarn inserting hole 7b, in the lower side of leading section 7a, is provided with large-diameter portion 7d by tapering 7c.Yarn inserting hole 7b forms with the state that connects leading section 7a, tapering 7c and large-diameter portion 7d.
As mentioned above, go up by outer peripheral face 7a ' and to form tabular surface 7a1 at the leading section 7a of the 1st hollow axis of guide 7 of circular cone shape, the flat part of counter-rotating fiber v from forming by tabular surface 7a1, to the position that the pars convoluta that does not form tabular surface 7a1 moves, the counter-rotating fiber v is produced braking, be suppressed at the revolving force of the counter-rotating fiber of circumferencial direction rotation, the rotary speed of counter-rotating fiber v 1 is partly changed.
In Fig. 7, show above-mentioned tabular surface 7a1 and be 180 degree of being separated by, promptly relative status ground forms 2 example, in Fig. 8, shows 90 degree of respectively being separated by, and forms the example of the tabular surface 7a1 of 4 faces.The face number of the tabular surface 7a1 that forms is not limited to 2 faces or 4 faces as Fig. 7 or Fig. 8, the odd number that can comprise 1 face or 3 faces interior a plurality of roughly equally spaced to form.The number of tabular surface 7a1 with the pass of the uniformity as the discrete case numerical value of expression yarn intensity is, it is that 1 situation is compared that tabular surface 7a1 forms 2 situation and tabular surface, and the uniformity of yarn intensity will be got well, that is, the discrete case of yarn intensity is few.In addition, quantity at tabular surface 7a1 is in the occasion of 3 (odd numbers) and 4 (even numbers), under the situation of 4 (even numbers) with install the 1st hollow axis of guide 7 towards (tabular surface 7a1 towards directly over or curved face part towards directly over) irrelevant, the uniformity of yarn intensity will be got well.
As above-mentioned, the shape of the outer peripheral face 7a ' of the leading section 7a that front end by making the 1st hollow axis of guide 7 is thin, non-circular with being shaped as of the section of the axis normal of the 1st hollow axis of guide 7, the revolving force of the counter-rotating fiber v 1 that can suppress to rotate in a circumferential direction can make the rotary speed of counter-rotating fiber v 1 partly change, thereby, the fine hair that spun yarn produces increases, can not reduce the yarn strength of generation, it is many to make fine hair, soft yarn.For example in the occasion of using the 1st hollow axis of guide 7 shown in Figure 1, the fine hair quantity of unit length is approximately 3 times.
In addition, the shape of the outer peripheral face of the leading section 7a by making the 1st hollow axis of guide 7 for example partly makes the flexibility difference at circumferencial direction, becomes ellipse, and is above-mentioned non-circular to constitute.
Embodiment shown in Figure 9 is outer peripheral face 7a ' or the front end face 7a at the leading section 7a of the 1st hollow axis of guide 7 of circular cone shape " the last protuberance 7a2 that forms.In the embodiment shown in fig. 9, show outer peripheral face 7a and front end face 7a that protuberance 7a2 is formed at leading section 7a " example on the interface; but so long as do not inserting yarn inserting hole 7b, catching on the rearward end v1 of counter-rotating fiber v 1 ", the position of the rotary speed of the counter-rotating fiber v 1 that slows down, can be arranged at Anywhere.
Owing to be provided with such protuberance 7a2, counter-rotating fiber v 1 is under situation about being tangled by protuberance 7a2, suppressed revolving force at the counter-rotating fiber v 1 of circumferencial direction rotation, make its rotary speed slack-off, and the zone beyond protuberance 7a2, because its rotary speed is slack-off, change in the rotary speed of the counter-rotating fiber v 1 of circumferencial direction rotation.In addition, protuberance 7a2 is preferably formed as shown in Figure 9 in front end face 7a " peripheral part (the outer peripheral face 7a ' of leading section 7a and front end face 7a " interface) on.
Embodiment shown in Figure 10 is, on the outer peripheral face 7a ' of the leading section 7a of the 1st hollow axis of guide 7 of circular cone shape, forms towards front end 7a with appropriate intervals in a circumferential direction " slot part 7a3.Like this, because from front end face 7a " form the slot part 7a3 of length-specific in the axial direction; and the occasion that enters slot part 7a3 at counter-rotating fiber v 1; suppressed the revolving force at the counter-rotating fiber v 1 of circumferencial direction rotation; make its rotary speed slack-off in addition, under the state that does not enter slot part 7a3; its rotary speed is accelerated, thereby has changed the rotary speed of the counter-rotating fiber v 1 of circumferencial direction rotation.
Embodiment shown in Figure 11 is, at the front end face 7a of the leading section 7a of the 1st hollow axis of guide 7 of circular cone shape " go up and form criss-cross 4 slot part 7a4.Like this, because at front end face 7a " to go up and form slot part 7a4; counter-rotating fiber v 1 is in the occasion that enters slot part 7a4; suppressed the revolving force at the counter-rotating fiber v 1 of circumferencial direction rotation; make its rotary speed slack-off, in addition, under the state that does not enter slot part 7a4; its rotary speed is accelerated, thereby has changed the rotary speed of the counter-rotating fiber v 1 of circumferencial direction rotation.Be formed at front end face 7a " on slot part 7a4 can have the right quantity of even number or odd number.But from install towards the viewpoint irrelevant, that yarn intensity is good, preferably form 4 slot part 7a4 at least.
Moreover, except the shape of the outer peripheral face 7a ' of the thin leading section 7a of the front end that can make the 1st hollow axis of guide 7, the section with the axis normal of the 1st hollow axis of guide 7 form non-circular outside, can also form protuberance 7a2 or slot part 7a3,7a4.In addition, at outer peripheral face 7a ' or the front end face 7a of the leading section 7a of the 1st hollow axis of guide 7 " go up and form on protuberance 7a2 or slot part 7a3, the 7a4 basis, the section configuration that can also make the outer peripheral face 7a ' of leading section 7a again is non-circular.
In addition, in each embodiment of Fig. 7-Figure 11, from the seen front end face 7a of the entrance side of the 1st hollow axis of guide 7 " peripheral shape be preferably non-circular.
In the above-described embodiment, show the example that on the leading section 7a of the 1st hollow axis of guide 7, forms tabular surface 7a1 or protuberance a2 or slot part 7a3,7a4 respectively separately dividually, but on the basis that forms tabular surface 7a1, can also form protuberance 7a2 or slot part 7a3,7a4 again.And, except the above embodiments,, also can make being shaped as of yarn inserting hole 7b non-circular (ellipse) of leading section 7a for the purpose that the rotary speed that similarly makes counter-rotating fiber v 1 changes.
In the above-described embodiment, the example that guiding board 9 that shows anterior hollow guiding axial region S1 that hollow guiding shaft component S is made of the 1st hollow axis of guide 7 and the 2nd hollow axis of guide 8, is made of a plurality of guide plate 9a, 9b, 9c and rear portion hollow guiding axial region S2 constitute, but hollow guiding shaft component S also can only be made of the 1st hollow axis of guide 7.
More than, for feature structure of the present invention, utilize Fig. 1-Fig. 6 that the example of the section configuration of the yarn inserting hole 7b that improves the 1st hollow axis of guide 7 is illustrated, and utilize Fig. 7-Figure 11 that the example of the peripheral shape of the leading section 7a that improves the 1st hollow axis of guide 7 is illustrated, but each embodiment is not only can distinguish individually and implements, and the embodiment that also can be more than 2 or 3 implements in combination.
According to the present invention, because the section of yarn inserting hole forms non-circular shape in the leading section of hollow guiding shaft component, the rotary speed of counter-rotating fiber is changed in a circumferential direction, can make and not reduce yarn intensity, many and the yarn of fine hair number with soft thoughts and feelings.Thereby weave by the yarn that will utilize spinning apparatus manufacturing of the present invention, can produce and have soft thoughts and feelings cloth products.In addition,, can keep spinning and going up optimum flow, preventing deviation because of generation physics values such as yarn counts owing to need not change the nozzle pressure (spray and press) of jet element.
In addition, because the section configuration of yarn inserting hole is elongate shape or elliptical aperture in the front end of hollow guiding shaft component, the rotary speed of counter-rotating fiber is changed in a circumferential direction smoothly.Prevent the generation of broken yarn etc.
In addition, because forming the yarn inserting hole length of non-circular shape enters the mouth from the yarn inserting hole on the front end face that is positioned at the hollow guiding shaft component, the longest is the average length that constitutes the fiber of fibre bundle, can only make the part relevant (the rotary speed part of influence counter-rotating fiber) be non-circular shape with the rotation of the fiber that reverses, and with the section of the irrelevant to rotation part of counter-rotating fiber be circle, can keep the interior level and smooth air flow of yarn inserting hole of hollow guiding shaft component, can prevent that the yarn qualities that generates is low.
According to the present invention, because on the periphery of hollow guiding shaft component leading section as the contact area of counter-rotating fiber, be provided with the suppressing portion of the rotary speed part variation in a circumferential direction that makes the counter-rotating fiber, can make the rotary speed of counter-rotating fiber produce positive variation at circumferencial direction, can make and not reduce yarn intensity, the fine hair number is many, has the yarn of soft thoughts and feelings.Thereby the soft feeling of such cloth products that yarn was made into increases.In addition, owing to suppressed the tensioning of the coiling fiber of yarn, the flywheel moment of yarn self reduces, and the easy zbility and the dyeability of the yarn of subsequent handling are improved.
In addition,, perhaps form protuberance or slot part, the rotary speed of counter-rotating fiber is changed in a circumferential direction effectively as suppressing portion owing on the outer peripheral face of the leading section of hollow guiding shaft component, form tabular surface as suppressing portion.
In addition, owing on the front end face of the leading section of hollow guiding shaft component, form criss-cross slot part, the rotary speed of counter-rotating fiber is changed in a circumferential direction effectively as suppressing portion.
According to the present invention, by making the shape of the periphery of counter-rotating fiber contact area in the hollow guiding shaft component leading section, form non-circular at section with the axis normal of hollow guiding shaft component, the rotary speed of counter-rotating fiber is changed in a circumferential direction energetically, can make and not reduce yarn intensity, the fine hair number is many, has the yarn of soft thoughts and feelings.Thereby the soft feeling of such cloth products that yarn was made into increases.In addition, owing to suppressed the tensioning of the coiling fiber of yarn, the flywheel moment of yarn self reduces, and the easy zbility and the dyeability of the yarn of subsequent handling are improved.

Claims (7)

1, a kind of spinning apparatus, constitute by jet element that produces swirling eddy and irrotational hollow guiding shaft component with yarn inserting hole, act on by the swirling eddy that jet element is produced on the leading section of hollow guiding axial region and spin, it is characterized by, the section of the yarn inserting hole of the leading section of hollow guiding shaft component forms elongate shape or elliptical shape.
2, according to the described spinning apparatus of claim 1, it is characterized by, form elongate shape or be the length of the yarn inserting hole of the elliptical aperture shape yarn inserting hole inlet from the front end face that is positioned at the hollow guiding shaft component, the average length of the longest fiber for the formation fibre bundle.
3, a kind of spinning apparatus, constitute by jet element that produces swirling eddy and irrotational hollow guiding shaft component with yarn inserting hole, by the swirling eddy that produces by jet element, the counter-rotating fiber is spinned on the rotation limit, leading section top of hollow guiding axial region, it is characterized in that the formed shape of periphery of the contact area of the counter-rotating fiber of hollow guiding parts leading section is, form elongate shape or elliptical shape at the section with the axis normal of hollow guiding shaft component.
4, a kind of spinning method, the swirling eddy of the leading section by acting on irrotational hollow guiding shaft component, the counter-rotating fiber is spinned while rotating at the leading section of hollow guiding shaft component, it is characterized by, the counter-rotating fiber is changed in a circumferential direction energetically in the rotary speed of hollow guiding shaft component leading section.
5, according to the described spinning method of claim 4, it is characterized by, make the counter-rotating fiber with being rotated in circumferencial direction top, make the rotary speed variation being suppressed of hollow guiding shaft component leading section.
6, a kind of spinning hollow guiding shaft component, has the yarn inserting hole that passes through for the yarn that generates by fibre bundle, produce swirling eddy by foreign side under non-rotating state at leading section, the counter-rotating fiber is spinned while rotating at this leading section, it is characterized by, the section of the yarn inserting hole of leading section is elongate shape or elliptical shape.
7, a kind of spinning hollow guiding shaft component, has the yarn inserting hole that passes through for the yarn that generates by fibre bundle, produce swirling eddy by foreign side at leading section, the counter-rotating fiber is spinned while rotating at this leading section, it is characterized by, the periphery of leading section is formed to be shaped as, and is elongate shape or is elliptical shape in the section configuration with axis normal.
CN 01118202 2001-05-18 2001-05-18 Spinning unit, spinning method and hollow guiding shaft component for spinning Expired - Fee Related CN1272482C (en)

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