CN103014938A - Spinning machine and spun yarn producing method - Google Patents

Spinning machine and spun yarn producing method Download PDF

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Publication number
CN103014938A
CN103014938A CN2012102081292A CN201210208129A CN103014938A CN 103014938 A CN103014938 A CN 103014938A CN 2012102081292 A CN2012102081292 A CN 2012102081292A CN 201210208129 A CN201210208129 A CN 201210208129A CN 103014938 A CN103014938 A CN 103014938A
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China
Prior art keywords
additive
air
mentioned
spinning
spun yarn
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CN2012102081292A
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Chinese (zh)
Inventor
坂元直孝
太田成利
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Murata Machinery Ltd
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Murata Machinery Ltd
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Publication of CN103014938A publication Critical patent/CN103014938A/en
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    • DTEXTILES; PAPER
    • D01NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01HSPINNING OR TWISTING
    • D01H1/00Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/11Spinning by false-twisting
    • D01H1/115Spinning by false-twisting using pneumatic means

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Yarns And Mechanical Finishing Of Yarns Or Ropes (AREA)

Abstract

A spinning machine (100) that produces a spun yarn (Y) by spinning fibers using whirling airflow includes an additive supplying device (3) that supplies an additive to air to apply a prescribed function to the spun yarn (Y). The additive supplying device (3) supplies the additive for applying at least one of an antibacterial function, an odor preventing function, an odor eliminating function, and an unwinding function to the spun yarn (Y). A volume of the additive to be supplied to the spun yarn (Y) is set to at least 0.01% and at most 0.2% of a weight of the produced spun yarn (Y) per unit length.

Description

The manufacture method of spinning machinery and spun yarn
Technical field
The present invention relates to rotary current by air with the manufacture method of spinning machinery and the spun yarn of fiber spinning.
Background technology
In the past, known have an open end spinning apparatus that by the revolution air-flow that utilizes air fibre bundle is twisted to make spun yarn.Open end spinning apparatus is made spun yarn (for example, TOHKEMY 2009-1935 communique) by producing the revolution air-flow to the spinning room air supply by making each fibers turn that consists of fibre bundle.
Because the manufacture method to fiber or the additional antibacterial functions of spun yarn and deodorant function has been developed in the raising about the understanding of antibiotic property and deodorization in recent years.Particularly, known have with fiber etc. in the aqueous solution of the mineral-type antibiotic property compound that contains silver etc. with sterilization and antibacterial action, carry out impregnation process, to the processing method of the fiber of the additional anti-bacterial anti-foul function of this fiber.For example, as putting down in writing in the TOHKEMY 2009-270208 communique.
In the technology that TOHKEMY 2009-270208 communique is put down in writing, in this aqueous solution, carry out impregnation process by the yarn (spun yarn) after the fiber before will spinning and the spinning and add antibacterial functions and deodorant function.In order to make the yarn that has added antibacterial functions and deodorant function etc., in based on the front operation of the spinning process of open end spinning apparatus or rear operation, fiber or spun yarn need to be impregnated in addition the operation in this aqueous solution.Therefore, can not easily give yarn functional.
Summary of the invention
The object of the present invention is to provide a kind of manufacture method that in addition operation is not set and yarn is given functional spinning machinery and spun yarn.
According to the 1st technical scheme, fiber spinning is spun the spinning machinery of (generation) spun yarn by the rotary current of air, possess the additive feedway, this additive feedway will be given the additive of predetermined function to above-mentioned air supply to above-mentioned spun yarn.Thus, in spinning process, can adhere to additive to fiber.As a result, can in addition operation be set and spun yarn be given functional.
According to the 2nd technical scheme, above-mentioned additive feedway is supplied with and is given at least more than one the additive of function in antibacterial functions, deodorant function, deodorization functions and the unwinding function to above-mentioned spun yarn.Thus, can in addition operation be set and give predetermined function to spun yarn.
According to the 3rd technical scheme, above-mentioned additive feedway is supplied with the above-mentioned additive of the weight more than 0.01%, below 0.2% of weight of the per unit length of spun above-mentioned spun yarn.By the amount of such setting additive, though with additive to air supply, also can spin by rotary current.Thus, can in addition operation be set and spun yarn be given functional.
According to the 4th technical scheme, spinning machinery possesses open end spinning apparatus, and this open end spinning apparatus has: with above-mentioned fiber to the fiber guiding section of spinning room guiding, be formed with the nozzle block of 1 airport that sprays the air that produces rotary current to above-mentioned spinning room and for rotating above-mentioned fiber passes through in above-mentioned spinning room hollow guiding axis body at least.Above-mentioned additive feedway is to the above-mentioned additive of air supply that sprays from above-mentioned airport.Thus, while can give by open end spinning apparatus functional with fiber spinning.As a result, can in addition operation be set and spun yarn be given functional.
According to the 5th technical scheme, above-mentioned spinning machinery possesses batching apparatus, and this batching apparatus will have been given the above-mentioned spun yarn-winding of above-mentioned additive to package by the additive feedway.Thus, can in addition operation be set and spun yarn be given functional, not damage the functional of spun yarn and make package.
According to the 6th technical scheme, spinning machinery possesses a plurality of above-mentioned spinning apparatus, with the air force feed device of air force feed with guide the air pipe arrangement of the air of above-mentioned air force feed device force feed.Above-mentioned additive feedway at the upstream side of the air that flows through above-mentioned air pipe arrangement towards each said flow spinning apparatus branch, is supplied with additive to this air pipe arrangement.Thus, can in addition operation be set and give respectively functional by a plurality of open end spinning apparatus to a plurality of spun yarns.In addition, owing to can supply with additive to a plurality of open end spinning apparatus by single additive feedway, so can make the structure of spinning machinery become simple.
The 7th technical scheme is the manufacture method of spun yarn, and the rotary current by air is fiber spinning, and this air has mixed gives at least more than one the additive of function in antibacterial functions, deodorant function, deodorization functions and the unwinding function to spun yarn.Thus, can in spinning process, additive be attached on the fiber.As a result, can in addition operation be set and make and given functional spun yarn.
The 8th technical scheme is the manufacture method of spun yarn, wherein, supplies with the above-mentioned additive of the weight more than 0.01%, below 0.2% of weight of the per unit length of spun spun yarn.Thus, though with additive to air supply, can not damage the spinning function based on rotary current yet.As a result, can in addition operation be set and make and given functional spun yarn to spun yarn.
Description of drawings
Fig. 1 is the integrally-built figure of the spinning machinery of the relevant one embodiment of the present invention of expression.
Fig. 2 is the figure of the structure of expression spinning unit.
Fig. 3 is the figure that expression is located at the drafting system in the spinning unit.
Fig. 4 is the figure that expression is located at the open end spinning apparatus in the spinning unit.
Fig. 5 is the figure that expression is located at the yarn defect checkout gear in the spinning unit.
Fig. 6 is the figure that expression is located at the tension stabilizing device in the spinning unit.
Fig. 7 is the figure of the structure of expression air distribution device and additive feedway.
Fig. 8 is the figure that expression has been supplied to the open end spinning apparatus of the air that contains additive.
Fig. 9 is that expression is according to the figure of the control form of the quantity delivered of the work number of units adjusting additive of open end spinning apparatus.
Figure 10 is the figure of the structure of the air distribution device of relevant another embodiment of expression and additive feedway.
The specific embodiment
Use Fig. 1, the spinning machinery 100 of relevant embodiments of the present invention is described.Spinning machinery 100 possesses many spinning units 1.In spinning machinery 100, possess 1 air distribution device 2(and in Fig. 1, do not illustrate.With reference to Fig. 7) and 1 additive feedway 3(diagram not in Fig. 1.With reference to Fig. 7).
At first, use Fig. 2 that the structure of spinning unit 1 is described.Spinning unit 1 is made spun yarn Y and is made package P from fiber bundle F.Spinning unit 1 possesses along the direction of feed of fiber bundle F and spun yarn Y sliver feed unit 4, drafting system 5, open end spinning apparatus 6, yarn defect checkout gear 7, tension stabilizing device 8 and the batching apparatus 9 by following arranged in order.
Sliver feed unit 4 will be supplied with to drafting system 5 as the fiber bundle F of the raw material of spun yarn Y.Sliver feed unit 4 has sliver case 41 and guide strip rack 42(with reference to Fig. 3).The fiber bundle F that stockpiles in sliver case 41 is guided by guide strip rack 42 and is supplied with to drafting system 5.
Drafting system 5 is by making the fiber bundle F drawing-off even thickness of this fiber bundle F.As shown in Figure 3, drafting system 5 possess along the direction of feed of fiber bundle F by the rear roller of following arranged in order to the 51, the 3rd roller to 52, the intermediate calender rolls that is provided with conveyer belt 53C to 53, preliminary roller is to 54 these four groups of drawing roller pair.In addition, the arrow shown in the figure represents the direction of feed of fiber bundle F.Four groups of drawing roller possess respectively lower roll 51A, 52A, 53A, 54A and top roll 51B, 52B, 53B, 54B to 51,52,53 and 54.
Lower roll 51A, 52A, 53A and 54A under not shown drive unit effect to identical direction rotation. Top roll 51B, 52B, 53B and 54B by lower roll 51A, 52A, 53A and 54A rotation and drivenly to identical direction rotation.The mode that accelerates successively with the direction of feed along fiber bundle F is set each drawing roller to 51,52,53 and 54 rotary speed.
Drafted roller to the fiber bundle F of 51,52,53 and 54 clampings whenever by each drawing roller to 51,52,53 and 54 o'clock feed speeds increase, adjacent drawing roller between drafted.
Open end spinning apparatus 6 is by twisting to make spun yarn Y with the fiber bundle F after the drawing-off.As shown in Figure 4, open end spinning apparatus 6 possesses Conductivity of Fiber lead device (fiber guiding section) 61, spindle (hollow guiding axis body) 62 and nozzle block 63.In addition, the arrow of the blacking shown in the figure represents the direction of feed of fiber bundle F and spun yarn Y.The arrow of whitewashing shown in the figure represents the flow direction of the air supplied with.
Conductivity of Fiber lead device 61 consists of the part of spinning room SC.Conductivity of Fiber lead device 61 will be guided to spinning room SC by the fiber bundle F after drafting system 5 drawing-offs.If specifically describe, then Conductivity of Fiber lead device 61 guides fiber bundle F by the Conductivity of Fiber approach 61g that is communicated with spinning room SC in this spinning room SC.On Conductivity of Fiber lead device 61, the mode that projects with the inside to spinning room SC be provided with make fiber bundle F along and pin 61n that this fiber bundle F is guided.
Spindle 62 consists of the part of spinning room SC.The fiber bundle F that spindle 62 will be twisted in spinning room SC, be spun yarn Y-direction yarn defect checkout gear 7 guiding.If specifically describe, then spindle 62 guides spun yarn Ys by road 62s to the yarn defect checkout gear 7 that is configured in the direction of feed downstream by the fiber that is communicated with spinning room SC.
Nozzle block 63 consists of the part of spinning room SC.Nozzle block 63 guides the air of air force feed device 21 force feeds described later to spinning room SC.If specifically describe, then nozzle block 63 guides air by the airport 63a that is communicated with spinning room SC in this spinning room SC.Be located at each the airport 63a on the nozzle block 63 so that be communicated with spinning room SC to the mode that mutually identical direction flows centered by the central shaft of spinning room SC from the air of each airport 63a ejection.Thus, in the inside of this spinning room SC, can produce the revolution air-flow (white arrow in reference to figure) of air.
SC further specifies to spinning room.Spinning room SC is the space that is surrounded by Conductivity of Fiber lead device 61, spindle 62 and nozzle block 63.At length say, spinning room SC is by the spindle 62 of the conical shaped shape that the through hole 63p that is located at the conical shaped shape on the nozzle block 63 is inserted from the side of through hole 63p and is installed in the space that the Conductivity of Fiber lead device 61 of the opposite side of through hole 63p surrounds.
Spinning room SC be divided into be formed in the space S C1 between Conductivity of Fiber lead device 61 and the spindle 62 and be formed in spindle 62 and nozzle block 63 between space S C2.In space S C1, for each fiber that consists of fiber bundle F, make the rearward end upset (with reference to double dot dash line among the figure) of each fiber by the revolution air-flow.In space S C2, with the rearward end of each fiber of upset by revolution air-flow revolution (with reference to double dot dash line among the figure).
For by the fiber bundle F along pin 61n guiding, consist of the rearward end revolution of each fiber of this fiber bundle F, circumvolution is to the fiber of central part successively.Like this, open end spinning apparatus 6 can utilize the revolution air-flow of air to twist fiber bundle F and make spun yarn Y.Open end spinning apparatus 6 can not arrange pin 61n yet in Conductivity of Fiber lead device 61.In the case, the function of pin 61n is realized at the edge of the downstream by this Conductivity of Fiber lead device 61.
Yarn defect checkout gear 7 detects the defective part that produces at spun yarn Y.As shown in Figure 5, yarn defect checkout gear 7 possesses light source portion 71, light accepting part 72 and housing 73.In addition, the arrow shown in the figure represents from the direction of light of light source portion 71 irradiations.
Light source portion 71 is by applying voltage and luminous semiconductor element, i.e. light emitting diode to forward.Light source portion 71 is configured to, and makes it possible to the illumination from this light source portion 71 is mapped on the spun yarn Y.
Light accepting part 72 is the semiconductor element that can carry out by optical signal the control of electric current, i.e. photistor.Light accepting part 72 is configured to, can hard to bear light by the light of light source portion 71 irradiations.
Housing 73 remains on light source portion 71 and light accepting part 72 position of regulation.On housing 73, be provided with the yarn path 73a that passes through for spun yarn Y.Housing 73 is keeping light source portion 71 and light accepting part 72 to clip the opposed mode of spun yarn Y.
The light quantity that light accepting part 72 is subjected to light for the light of the irradiation from light source portion 71 to spun yarn Y, removed by the value of the light quantity of spun yarn Y shading.Yarn defect checkout gear 7 is connected (with reference to Fig. 7) via electric wiring with control device C.Control device C receives the detection signal from yarn defect checkout gear 7.
In the defective part that yarn defect checkout gear 7 can detect, except the part of spun yarn Y cross thick or meticulous etc. unusual, also comprise the having or not of foreign matter of the polypropylene that is clipped among the spun yarn Y etc.In yarn defect checkout gear 7, beyond the sensor of optical profile type as described above, can also adopt the sensor of electrostatic capacitive.
Tension stabilizing device 8 is the stable tension force that keeps being applied on the spun yarn Y suitably.As shown in Figure 6, tension stabilizing device 8 possesses roller 81, power part 82 and unwinding parts 83.In addition, the arrow shown in the figure represents the direction of feed of spun yarn Y.
Roller 81 is that spun yarn Y is pulled out and the rotary body of general cylindrical shape shape that this spun yarn Y is reeled from open end spinning apparatus 6.Roller 81 is installed on the rotating shaft 82a of power part 82, rotates by this power part 82.The spun yarn Y that draws from open end spinning apparatus 6 is winding on the outer peripheral face of this roller 81.
Power part 82 is the electro-motors that drive by being supplied to electric power.Power part 82 makes roller 81 rotations, and the rotary speed of this roller 81 is maintained necessarily with the value of stipulating.Thus, the winding speed that is wound on the spun yarn Y on the roller 81 can be remained necessarily.
Unwinding parts 83 are by rotating the repiece parts of the unwinding of assisting the spun yarn Y that is wound on the roller 81 with roller 81 one or independence.One end of unwinding parts 83 is installed on the rotating shaft 84 of roller 81.The other end of unwinding parts 83 forms, and makes its outer peripheral face towards roller 81 crooked.Unwinding parts 83 can be with this spun yarn Y from roller 81 unwindings by spun yarn Y being suspended on the crooked position.On the base portion of the rotating shaft 84 that unwinding parts 83 are installed, dispose and produce resistance with the permanent magnet (not shown) of the rotation of antagonism unwinding parts 83.
Unwinding parts 83 act on that tension force on the spun yarn Y is lower, the enemy only in the situation of above-mentioned resistance, is integral rotation with roller 81.Unwinding parts 83 act on tension force on the spun yarn Y higher, surpass in the situation of above-mentioned resistance, independent and rotate from roller 81.Like this, tension stabilizing device 8 can make corresponding to acting on the tension force on the spun yarn Y unwinding parts 83 and roller 81 one or independently rotation, can regulate the withdrawal speed of this spun yarn Y.Thus, tension stabilizing device 8 can suitably be stablized the tension force that keeps acting on the spun yarn Y.
In addition, as described above, tension stabilizing device 8 is pulled out spun yarn Y from open end spinning apparatus 6.But, also can for example at the downstream of open end spinning apparatus 6 configuration outlet roller and niproll, by this outlet roller and niproll spun yarn Y be pulled out.And then, also can at the downstream of outlet roller and niproll configuration tension stabilizing device 8, by tension stabilizing device 8 spun yarn Y be stockpiled.Perhaps, also tension stabilizing device 8 can be omitted and by batching apparatus 9 spun yarn Y is pulled out.
Batching apparatus 9 is made the package P of general cylindrical shape shape (bobbin shape) by spun yarn Y is reeled.Batching apparatus 9 possesses driven roller 91 and not shown De Oscillating frame.The Oscillating frame keeps bobbin 92 rotations freely.
Driven roller 91 makes bobbin 92 and the driven rotation of package P by rotation.Bobbin 92 driven rotation by the driven roller 91 that under the state on the outer peripheral face of the outer peripheral face of this bobbin 92 or package P, rotates in contact.Batching apparatus 9 traverses spun yarn Y by not shown traversing gear on one side and makes bobbin 92 rotations on one side, and spun yarn Y is wound up on the package P.In addition, batching apparatus 9 illustrates the package P of such general cylindrical shape shape (bobbin shape) in Fig. 2, can also make for example package P of conical shaped shape (cone-shaped).
Then, use Fig. 7 that the structure of air distribution device 2 and additive feedway 3 is described.In addition, the arrow shown in the figure represents the flow direction of air.
In spinning machinery 100, possesses 1 air distribution device 2.Air distribution device 2 possesses air force feed device 21, the first air pipe arrangement 22, the first distributing pipe 23, the second air pipe arrangement 24 and the second distributing pipe 25.
Air force feed device 21 is sent air pressurized.Although air force feed device 21 has omitted detailed diagram, be with the motor compressor of air pressurized etc. by driving electro-motor.The pressure of the air of air force feed device 21 force feeds is regulated by pressure-regulating valve 211.
The first air pipe arrangement 22 is the paths with the air guiding of air force feed device 21 force feeds.The first air pipe arrangement 22 is parallel or almost parallel ground installation along the direction of each spinning unit 1 of configuration.
The first distributing pipe 23 is to make the air branch that flows in the first air pipe arrangement 22 and to the path of open end spinning apparatus 6 guiding.One end of the first distributing pipe 23 is connected on the open end spinning apparatus 6.The other end of the first distributing pipe 23 is connected on the middle part of the first air pipe arrangement 22.Thus, the first distributing pipe 23 can make the air branch that flows in the first air pipe arrangement 22 and guide to open end spinning apparatus 6.Regulated by the open and close valve 231 that is configured in this first distributing pipe 23 to the flow of the air of open end spinning apparatus 6 guiding by the first distributing pipe 23.
The second air pipe arrangement 24 is the paths with the air guiding of air force feed device 21 force feeds.The second air pipe arrangement 24 is parallel or almost parallel ground installation along the direction of each spinning unit 1 of configuration.
The second distributing pipe 25 is to make the air branch that flows in the second air pipe arrangement 24 and to the path of open end spinning apparatus 6 guiding.One end of the second distributing pipe 25 is connected on the open end spinning apparatus 6.The other end of the second distributing pipe 25 is connected on the middle part of the second air pipe arrangement 24.Thus, the second distributing pipe 25 can make the air branch that flows in the second air pipe arrangement 24 and guide to open end spinning apparatus 6.Regulated by the open and close valve 251 that is configured in this second distributing pipe 25 to the flow of the air of open end spinning apparatus 6 guiding by the second distributing pipe 25.
Air distribution device 2 can be supplied with via the first air pipe arrangement 22 or the second air pipe arrangement 24 air of air force feed device 21 force feeds to open end spinning apparatus 6.In addition, as embodiments of the present invention, also the second air pipe arrangement 24 can be omitted, the air pipe arrangement than the spinning machinery more than 100 of relevant present embodiment also can be set.
In spinning machinery 100, possesses 1 additive feedway 3.Additive feedway 3 possesses branch's pipe arrangement 31, pressure-regulating device 32, additive and stockpiles groove 33 and additive supplying tubing 34.
Branch's pipe arrangement 31 is to make the air branch that flows in the first air pipe arrangement 22 and path from groove 33 guiding to additive that stockpile.One end of branch's pipe arrangement 31 is connected to additive and stockpiles on the groove 33.The other end of branch's pipe arrangement 31 is connected on the middle part of the first air pipe arrangement 22.Thus, branch's pipe arrangement 31 can make the air branch that flows in the first air pipe arrangement 22 and stockpile groove 33 guiding to additive.The flow that is stockpiled the air of groove 33 guiding by branch's pipe arrangement 31 to additive is regulated by the valve 311 that is configured in this branch's pipe arrangement 31.
Pressure-regulating device 32 will be directed into additive and stockpile the air pressurized in the groove 33 and regulate the interior pressure that this additive stockpiles groove 33.Pressure-regulating device 32 possesses by driving diagram abridged sliding plunger the pressure charging valve of air pressurized etc.Perhaps, as pressure-regulating device 32, also can use by driving diagram abridged electro-motor the motor compressor of air pressurized.Pressure-regulating device 32 is connected with control device C via electric wiring.Control device C suitably controls the operating condition of this pressure-regulating device 32 by transmitting control signal to pressure-regulating device 32.
It is the containers that stockpile additive that additive stockpiles groove 33.Stockpile in the groove 33 at additive, possess the level transducer 331 of the amount of stockpiling that detects additive.Level transducer 331 is connected with control device C via electric wiring.Control device C is by receiving the amount of stockpiling that detects additive from the detection signal of level transducer 331.
Additive supplying tubing 34 is to stockpile the path that the additive in the groove 33 guides to the first air pipe arrangement 22 with stockpiling at additive.One end of additive supplying tubing 34 is connected to additive in the mode that stockpiles the bottom opening of groove 33 at additive and stockpiles on the groove 33.The other end of additive supplying tubing 34, is connected on the first air pipe arrangement 22 on the position of the upstream side of each open end spinning apparatus 6 branches at the air that flows through the first air pipe arrangement 22.
Like this, additive feedway 3 can be supplied with to the first air pipe arrangement 22 stockpiling the additive that stockpiles in the groove 33 at additive.Additive feedway 3 can stockpile by regulating additive the quantity delivered that the interior pressure of groove 33 is regulated additive.
Additive is given at least more than one function in antibacterial functions, deodorant function, deodorization functions and the unwinding function to spun yarn Y.Additive feedway 3 can add the additive that has made up the function that needs to spun yarn Y.By supplying with liquid wax as the additive that is used for the unwinding function, need to be according to each spinning unit 1 configuration solid wax.In the present embodiment, additive is not limited to above-mentioned example.Additive feedway 3 also can be supplied with accumulation preventing agent that prevents from the finish that fiber bundle F is given is stacked on the spindle 62 etc.
Spinning machinery 100 can add additive to the air that open end spinning apparatus 6 is supplied with, although and be simple structure, can regulate with higher precision the quantity delivered of additive.Thus, can prevent from becoming too much or very few etc. to the quantity delivered of the additive of open end spinning apparatus 6.Particularly, control device C control additive feedway 3 is so that the quantity delivered of additive is more than 0.01%, below 0.2% with respect to the weight of the per unit length of spun spun yarn Y.Thus, even at additive package in the air of each open end spinning apparatus 6 supply, also can not damage the spinning function by rotary current, can give functional and quality raising spun yarn Y to spun yarn Y.
Because 3 pairs of a plurality of open end spinning apparatus 6 of additive feedway are supplied with additive, give functional so can in addition operation be set by 6 couples of spun yarn Y of a plurality of open end spinning apparatus.Owing to can supply with additive to a plurality of open end spinning apparatus 6 by single additive feedway 3, so can make simplifying the structure of spinning machinery 100.
The valve 241 that the valve 221 of the upstream portion of the spinning machinery 100 of relevant present embodiment by will being configured in the first air pipe arrangement 22 leaves valve, will be configured in the upstream portion of the second air pipe arrangement 24 closes valve, can only use the first air pipe arrangement 22 to open end spinning apparatus 6 air supplies.Thus, can only the air that comprises additive be supplied with to open end spinning apparatus 6.
Valve left by the valve 241 that the valve 221 of the upstream portion of the spinning machinery 100 of relevant present embodiment by will being configured in the first air pipe arrangement 22 closes valve, will be configured in the upstream portion of the second air pipe arrangement 24, can only use the second air pipe arrangement 24 to open end spinning apparatus 6 air supplies.Thus, can only the air that does not comprise additive be supplied with to open end spinning apparatus 6.
Then, use Fig. 8 that the open end spinning apparatus 6 that is supplied to additive is described.
Among space S C1 in spinning room SC and the space S C2, be full of the air of having been supplied with additive by air force feed device 2 and additive feedway 3.In space S C2, be supplied to the air of additive and formed rotary current from airport 63a injection.
In open end spinning apparatus 6, the rearward end of each fiber of fiber bundle F is by revolution air-flow inverting and the revolution (with reference to double dot dash line among the figure) of space S C2.Adhere to the additive that is included in the rotary current for rotating each fiber.Be included in the airborne additive that is filled among the space S C1 for adhering to along the fiber bundle F of pin 61n guiding.Be attached with the rearward end revolution of each fiber of additive, circumvolution is to the fiber of central part successively.Fiber bundle F rotary current by air in open end spinning apparatus 6 is adhered to additive like this, on one side and spin spun yarn Y on one side.
The accompanying spun yarn Y of additive is wound up on the outer peripheral face of the bobbin 92 that rotatably remains on the batching apparatus 9.Batching apparatus 9 is made the package P of the accompanying spun yarn Y of the additive of having reeled.Like this, spinning machinery 100 can not arrange operation in addition and spun yarn Y be given functional, and does not damage the functional of spun yarn Y and makes package P.
Use Fig. 9 that the control form of regulating the quantity delivered of additive according to the work number of units of open end spinning apparatus 6 is described.The transverse axis of Fig. 9 represents the work number of units of open end spinning apparatus 6.The ratio of the quantity delivered of the additive the when longitudinal axis of Fig. 9 represents actual quantity delivered with respect to 6 work of whole open end spinning apparatus.
Spinning machinery 100 makes the quantity delivered increment of additive corresponding to the increase of the work number of units of open end spinning apparatus 6.The control device C of spinning machinery 100 is by the pressure-regulating device 32 of control additive feedway 3, makes the quantity delivered increment of additive corresponding to the increase of the work number of units of open end spinning apparatus 6.
Spinning machinery 100 makes the quantity delivered decrement of additive corresponding to the minimizing of the work number of units of open end spinning apparatus 6.The control device C of spinning machinery 100 is by the pressure-regulating device 32 of control additive feedway 3, can make corresponding to the minimizing of the work number of units of open end spinning apparatus 6 the quantity delivered decrement of additive.
Shown in the solid line of Fig. 9, in this spinning machinery 100, regulate the quantity delivered of additive according to the work number of units of open end spinning apparatus 6 interimly.But, shown in the dotted line of Fig. 9, also can regulate continuously the quantity delivered of additive.The duration of runs of the time per unit of control device C by controlled pressure adjusting device 32 and the ratio of dwell time, so-called dutycycle, the quantity delivered of adjusting additive.The quantity delivered of the adjusting of the differential pressure that the adjusting of the quantity delivered of additive also can be undertaken by not shown adjuster by direct control or the additive that undertaken by additive feedway 3 is carried out.
Spinning machinery 100 can add additive to the air that open end spinning apparatus 6 is supplied with, and can regulate according to the work number of units of open end spinning apparatus 6 quantity delivered of additive.Thus, can prevent from becoming too much or very few to the quantity delivered of the additive of open end spinning apparatus 6, can make the quality improvement of spun yarn Y.
Then, the method for the control device C of spinning machinery 100 being grasped the work number of units of open end spinning apparatus 6 describes.
Control device C is by receiving the work number of units of grasping open end spinning apparatus 6 from the signal of telecommunication of each spinning unit 1 transmission.Control device C grasps the work number of units of open end spinning apparatus 6 by the working signal that receives the expression duty from each spinning unit 1.Perhaps, control device C grasps the work number of units of open end spinning apparatus 6 by receiving the yarn that sends from yarn defect checkout gear 7 signal of advancing.In addition, also can be such as sensor installation on drafting system 5 grades, control device C is by the work number of units of the grasp open end spinning apparatus 6 such as the signal of advancing from the yarn of this sensor.
Control device C also can grasp based on the measurement result that is equipped in the air-flow measurement device 222 in the first air pipe arrangement 22 the work number of units of open end spinning apparatus 6.There is the characteristic of dependency relation in utilization between the work number of units of the flow of the air that flows through the first air pipe arrangement 22 and open end spinning apparatus 6.Air-flow measurement device 222 can be such as hot-wire flowmeter or differential pressure flowmeter etc., and the measurement form does not limit.
Spinning machinery 100 is owing to can correctly grasping the work number of units of open end spinning apparatus 6, so can suitably regulate the quantity delivered of additive.Thus, can prevent from becoming too much or very few to the quantity delivered of the additive of open end spinning apparatus 6, can improve the quality of spun yarn Y.
Then, use Figure 10, the structure that the additive in the inside that can prevent from being attached to the first air pipe arrangement 22 is flowed in the open end spinning apparatus 6 describes.
For the first air pipe arrangement 22, supply with additive etc. by additive feedway 3.Thereby, exist additive in the inside be attached to the first air pipe arrangement 22 to flow in large quantities possibility in the open end spinning apparatus 6.In spinning machinery 100, by the first air pipe arrangement 22 is tilted to install, the additive that is attached in the inside of this first air pipe arrangement 22 is directed to the regulation position.Thus, the additive that can prevent from being attached in the inside of the first air pipe arrangement 22 flows in the open end spinning apparatus 6, can improve the quality of spun yarn Y.
On the first air pipe arrangement 22, possesses the additive outlet 223 that the additive that remains in this first air pipe arrangement 22 is discharged to the outside.Thus, the additive that can prevent from remaining in the inside of the first air pipe arrangement 22 flows in the open end spinning apparatus 6, can improve the quality of spun yarn Y.
In the illustrated embodiment of Figure 10, the first air pipe arrangement 22 is configured to, make its along with from additive feedway 3 away from and on the body height direction, tilt downwards.The first air pipe arrangement 22 is not limited to present embodiment, also can be configured to, for example make its along with from additive feedway 3 away from and on the body height direction, tilt upward.In the case, additive outlet 223 be configured in additive feedway 3 near.Also can make the additive that is attached on the first air pipe arrangement 22 get back to additive from additive outlet 223 stockpiles the groove 33.
The spinning machinery 100 of relevant present embodiment possesses 1 additive feedway 3.But, in the situation that a plurality of spinning units 1 are divided into a plurality of groups, also can additive feedway 3 and air force feed device 21 be set according to every group.By a plurality of spinning units 1 being arranged common additive feedway 3 and air force feed device 21, can make simplifying the structure of spinning machinery 100 integral body, and can avoid spinning machinery 100 to maximize.Also can in each spinning unit 1, additive feedway 3 be set separately.In the case, can supply with different types of additive by each spinning unit 1.
The spinning machinery 100 of relevant present embodiment on the body height direction with fiber bundle F from above towards below carry.But spinning machinery 100 is not limited to such embodiment.For example, also harvesting can there be the bar cylinder of fiber bundle F to be configured in underpart, batching apparatus 9 is configured in body upper.The open end spinning apparatus 6 that spinning unit 1 possesses is not limited to above-mentioned embodiment, for example, also can be mutually to apply round about a pair of jet-impingement nozzle mode that twists.

Claims (9)

1. spinning machinery, the rotary current by air spins spun yarn with fiber spinning, wherein,
Possess the additive feedway, this additive feedway will be given the additive of predetermined function to above-mentioned air supply to above-mentioned spun yarn.
2. spinning machinery as claimed in claim 1, wherein,
Above-mentioned additive feedway is supplied with and is given at least more than one the additive of function in antibacterial functions, deodorant function, deodorization functions and the unwinding function to above-mentioned spun yarn.
3. spinning machinery as claimed in claim 1 or 2, wherein,
Above-mentioned additive feedway is supplied with the above-mentioned additive of the weight more than 0.01%, below 0.2% of weight of the per unit length of spun above-mentioned spun yarn.
4. such as each described spinning machinery in the claim 1~3, wherein,
Possess open end spinning apparatus, this open end spinning apparatus has: with above-mentioned fiber to the fiber guiding section of spinning room guiding, be formed with the nozzle block of 1 airport that sprays the air that produces rotary current to above-mentioned spinning room and for rotating above-mentioned fiber passes through in above-mentioned spinning room hollow guiding axis body at least;
Above-mentioned additive feedway is to the above-mentioned additive of air supply that sprays from above-mentioned airport.
5. such as each described spinning machinery in the claim 1~4, wherein,
Possess batching apparatus, this batching apparatus will have been given the above-mentioned spun yarn-winding of above-mentioned additive to package by above-mentioned additive feedway.
6. such as each described spinning machinery in the claim 1~3, wherein,
Possess:
A plurality of open end spinning apparatus, these a plurality of open end spinning apparatus have respectively: with above-mentioned fiber to the fiber guiding section of spinning room guiding, be formed with the nozzle block of 1 airport that sprays the air that produces rotary current to above-mentioned spinning room and for rotating above-mentioned fiber passes through in above-mentioned spinning room hollow guiding axis body at least;
Air force feed device is with the air force feed; And
The air pipe arrangement is guided the air of above-mentioned air force feed device force feed;
Above-mentioned additive feedway at the upstream side of the air that flows through above-mentioned air pipe arrangement towards each said flow spinning apparatus branch, is supplied with additive to this air pipe arrangement.
7. spinning machinery as claimed in claim 4, wherein,
Possess:
A plurality of said flow spinning apparatus;
Air force feed device is with the air force feed; And
The air pipe arrangement is guided the air of above-mentioned air force feed device force feed;
Above-mentioned additive feedway at the upstream side of the air that flows through above-mentioned air pipe arrangement towards each said flow spinning apparatus branch, is supplied with additive to this air pipe arrangement.
8. the manufacture method of a spun yarn, wherein,
Rotary current by air is fiber spinning, and this air has mixed gives at least more than one the additive of function in antibacterial functions, deodorant function, deodorization functions and the unwinding function to spun yarn.
9. the manufacture method of spun yarn as claimed in claim 8, wherein,
Supply with the above-mentioned additive of the weight more than 0.01%, below 0.2% of weight of the per unit length of spun spun yarn.
CN2012102081292A 2011-09-21 2012-06-19 Spinning machine and spun yarn producing method Pending CN103014938A (en)

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