CN104088045A - Ring spun yarn negative pressure airflow suction type Siro-spinning method and device - Google Patents
Ring spun yarn negative pressure airflow suction type Siro-spinning method and device Download PDFInfo
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- 238000009987 spinning Methods 0.000 title claims abstract description 55
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- 210000001015 abdomen Anatomy 0.000 claims abstract description 68
- 238000007378 ring spinning Methods 0.000 claims abstract description 7
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- 238000007383 open-end spinning Methods 0.000 description 2
- YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 2
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Abstract
The invention relates to a ring spun yarn negative pressure airflow suction type Siro-spinning method and device. On a ring spinning frame, two sets of fibers are output in parallel from a front roller jaw, enter an airflow channel hole in the output side of the front roller jaw and are bundled on the edge of an orifice of the airflow channel hole, and the two sets of fiber bundles are converged in the airflow channel hole and are combined and twisted to form yarn under the action of a twisting and winding mechanism; the size of the suction orifice of the airflow channel hole changes along with the two different states of spinning and end breaking, and in the end breaking state, the suction orifice becomes larger, so that fiber fringing are conveniently and smoothly sucked away by air flow in time; in the spinning state, the suction orifice becomes smaller. A fiber sucking and converging mechanism in the device is composed of a lower abdomen base, an upper left abdomen cover, an upper right abdomen cover, a left inner abdomen, a right inner abdomen, a left suction port yarn guider, a right suction port yarn guider, a yarn outlet yarn guider, a left carapace, a right carapace, a left carapace hinge pin, a right carapace hinge pin, a front yarn sliding plate, a rear yarn sliding plate, a support and a negative pressure air tube.
Description
Technical field
The invention belongs to spinninging technical field, relate to a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method and apparatus.
Background technology
The yarn plumage that becomes mildewed is the Harmful Defect of yarn, for thin elimination in ring spindle yarn manufacturing procedure is harmful to the plumage that becomes mildewed, gathering and twisted of the fiber strip that people export for front roller, multiple spinning method has been proposed: compact spinning---at fiber output front roller, enter before twisting area, utilize air-flow fiber strip, be integrated on the surface of a porous, because negative-pressure air-flow suction is aggregated, dwindle jaw place fiber strip width, reduce filoplume, match network spins---on fine spining machine, feed two rove that keep a determining deviation, after drawing-off, by front roller, export this two single thread yarns, because the transmission of the twist makes on single thread yarn with a small amount of twist, after amalgamation, further added the yarn that is twisted similar plying, reach and reduce filoplume effect, match network phenanthrene spins---and at match network, spin on basis and change, at ring throstle, the staple fibre yarn after one threads and another root drawing-off is handed over and is twisted yarn, reduce filoplume, the spinning of rope sieve---under front roller, install the roller of cutting apart that there are many grooves on a surface additional, utilize groove that the flat yarn of exporting under front jaw is divided into many fillets, these fiber fillets turn round around self twisting with the fingers the heart due to twist transmission, with a small amount of twist, converged twisting again, formed the hawser yarn that similar multiply sliver is twisted, Air-Jet Spinning---utilize after jet-stream wind counter extensioin when ribbon is implemented false twisting, on ribbon, some open-fibre end loopings are peripheral at ribbon, match network compact spinning---take compact spinning as basis, be equipped with match network and spin characteristic, the method exists the unfavorable factor defect of using grid ring to produce, exist gather between district and front roller nip, go out jaw after two groups of fiber milling trigonums there is non-air flow collection bundle control zone defect, exist two groups of fiber aggregate dot spacings bigger than normal, form the larger sth. made by twisting triangle that closes with twisted point, be unfavorable for controlling the defect of filoplume, negative pressure suction type open-end spinning is new approaches of a kind of spinning method of my proposition---utilize negative-pressure air-flow, immediately the fiber strip of front roller output is sucked to spinning passage and assemble twisting resultant yarn, under this method, found through experiments, after adopting single group roving-drafting, suction-type spins, in jaw twist triangle zone, the transmission that exists the twist is the problem of gathering to fiber faster than air-flow, the minimizing of plumage is unfavorable for becoming mildewed, adopt Y type bilateral suction nozzle, suction nozzle difficulty of processing is large, cost is high, during spinning, exist suction inlet and inner chamber easily to stop up, spinning-in operation difficulty, adopt many group sources of the gas, spinning air consumption is large, energy consumption strengthens, how to improve, improve suction-type compact spinning method and device, make it possess the stability of normal production, better filoplume is controlled, suction function during broken end, function easy to operate during joint, easy processing request during manufacture, low energy consumption requirement during use, low-cost requirement during transformation, it is the spin key of these brand-new spinning technique success or failure of negative pressure suction type.
Summary of the invention
The object of the present invention is to provide a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method, the multiple unfavorable factor producing for eliminating Yarn filoplume, can reduce the energy resource consumption of spinning simultaneously.
Another object of the present invention is to provide a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device, for realizing ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method.
A kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method, on ring throstle, two groups of fibers keep a determining deviation from front roller nip, parallel output, be subject to the traction of air-flow guiding and fiber self, enter in the gas passage orifice of front roller nip outlet side, gas passage orifice communicates with the pipeline with negative air pressure, extraneous air inwardly flows into by gas passage orifice, the fiber group consisting of staple fibre is under the effect of air-flow and spinning tension, at the edge in gas channel aperture boundling, in gas passage orifice, two groups of fibre bundles converge, under the effect of twisting and winding mechanism, and close twisting resultant yarn, through yarn outlet hole by carrying-off, in method, two groups of fibers of front roller output are all staple fibre yarns, or one group of two groups of fiber of front roller output are staple fibre yarns, one group is long filament, two groups of fibers enter from same gas passage orifice, the width of gas passage orifice entrance point endoporus horizontal direction, be less than the inner side edge of two groups of fibers of the parallel output of front roller nip along spacing, two groups of fibers are under the attraction of air-flow and the traction of fiber self, along two horizontal edges inside gas channel aperture, enter respectively, the fiber group of staple fibre yarn form is at the edge in gas channel aperture boundling, enter two groups of fibers in gas passage orifice, under the transmission of yarn turn, intersection twisted in passage, its twisted point is positioned at gas passage orifice, suck the gas passage orifice of fiber, it sucks the size of oral pore, with spinning, change from broken end the different of two kinds of states, suck the size variation of oral pore, the detection signal of testing agency of being breaked end is controlled, detection signal becomes mechanical action by electromagnetic conversion, actuating mechanism controls varying aperture, when broken end, suck oral pore and become large, be convenient to fiber strip timely by air-flow, siphon away smoothly, during spinning, sucking oral pore diminishes, after being beneficial to two groups of fibers and closely gathering, mutual twisted, reduce the generation of Yarn filoplume, the consumption of throughput while simultaneously reducing spinning, reduce energy consumption, yarn adopts open by the spinning passage of suction device, can seal mode, repiece is drawn yarn can directly embed spinning passage.
In negative-pressure air-flow suction-type Siro-spun yarn method, at front roller nip to two group fibre bundle twisted point, fiber strip whole process is subject to the guiding of air-flow, two groups of fiber strips are twisted again after boundling respectively at the edge in gas channel aperture, front roller nip is less than the principal length of fiber in fiber strip to the distance of twisted point, front roller nip to the fiber strip of twisted point does not produce drawing-off effect, airflow direction is consistent with fiber strip length direction, air-flow plays to the filament in the fiber strip of front roller output the straight effect of drawing, two groups of fibers that form single thread are into a strand yarn shape structure twisted.
In negative-pressure air-flow suction-type Siro-spun yarn method, during spinning, fiber strip gather with when broken end fiber strip siphon away, share a source of the gas and suction device.
A ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device, device is by RING SPINNING roller drafting mechanism, fiber suction system, coiling twisting mechanism, broken end detection system and crust composition of the control system, described RING SPINNING roller drafting mechanism, adopt the ring ingot match network of existing public technology to spin fine spining machine roller drafting mechanism used, described coiling twisting mechanism, adopt the coiling twisting mechanism form of existing public technology or with the coiling twisting mechanism of false twister, described broken end detection system is the system synthesis that single-ingot spinning broken end is detected, described crust control system is the detection system signal controlling that breaked end, by electromagnetic conversion, to the left crust in the fiber suction mechanism of single ingot, right crust produces the electromechanical mechanism assembly of mechanical movement, and described fiber suction system is at front roller outlet side, and mechanism assembly fiber being gathered corresponding to each ingot position is characterized in that each place, ingot position, and fiber suction mechanism is by lower abdomen seat, upper left abdomen lid, upper right abdomen lid, left inside abdomen, right inside abdomen, left suction inlet thread-carrier, right suction inlet thread-carrier, yarn outlet thread-carrier, left crust, right crust, left crust Xiao axle, right crust Xiao axle, advancing slip yarn plate, rear sliding yarn plate, support, negative pressure tracheae forms, lower abdomen seat, upper left abdomen lid, upper right abdomen lid, left inside abdomen, right inside abdomen, left suction inlet thread-carrier, right suction inlet thread-carrier, yarn outlet thread-carrier, left crust, the yarn-guiding duct that right crust forms is divided into A, B 2nd district, A district is positioned at yarn-guiding duct fiber suction inlet one end, B district is positioned at yarn-guiding duct yarn outlet one end, B district yarn-guiding duct length is greater than the yarn-guiding duct height of B district and the perforation of A district, A district yarn-guiding duct cross-sectional area is greater than the cross-sectional area of A district and B district connectivity part yarn-guiding duct, and space, A district and negative-pressure air-suction tube space directly connect, and space, B district connects by A district and negative-pressure air-suction tube space, the yarn-guiding duct width communicating between B district and A district is 1.5～3mm, lower abdomen seat and upper left abdomen lid, upper right abdomen covers lower compound, forms the inner side suction inlet of each ingot fiber suction mechanism, and inner side suction inlet height is 1.7～4mm, and width is 6～12mm, and left suction inlet thread-carrier is arranged on left crust, and right suction inlet thread-carrier is arranged on right crust, left suction inlet thread-carrier, right suction inlet thread-carrier is respectively with left crust, right crust rotates and moves, block the inner side suction inlet of fiber suction mechanism, change the size of the horizontal bore of fiber suction inlet, form the outside suction inlet of each ingot fiber suction mechanism, fiber suction system adopts same source of the gas and same group of fiber suction mechanism, and while realizing fibre strand integrated composite with broken end, fiber strip siphons away function.
Further, in the fiber suction mechanism of device, the whole piece yarn-guiding duct being formed by lower abdomen seat, upper left abdomen lid, upper right abdomen lid, left inside abdomen, right inside abdomen, yarn outlet thread-carrier be open, can be enclosed, repiece is drawn yarn can directly embed spinning passage, the width of its opening is 0.7～3mm, left crust and right crust or one of them crust can rotate around its Xiao's axle axis, when left crust and right crust cover on open yarn-guiding duct, form the yarn-guiding duct sealing.
Further, in the fiber suction mechanism of device, the rotation of left crust and right crust is controlled by crust control system, crust control system receives the signal of broken end detection system, when broken end occurs, left crust and right crust rotate, or left crust and one of them crust rotation of right crust, open yarn-guiding duct and outside suction inlet, in repiece, draw after yarn introducing, left crust and right crust rotate, confined bed yarn channel, block inner side suction inlet, fiber is included in the suction inlet of outside.
Further, in the fiber suction mechanism of device, the yarn port holes cavity shape that enters of left suction inlet thread-carrier and right suction inlet thread-carrier is U font shape or V-shape shape, the arc radius of U font or V-shape bottom is 0.6～2mm, when spinning, the outside suction inlet of fiber consists of relatively left suction inlet thread-carrier, right suction inlet thread-carrier opening, and the A/F of U font or V-shape thread-carrier is greater than the inner side suction inlet height being formed by lower abdomen seat and upper left abdomen lid, upper right abdomen lid.
Further, in the fiber suction mechanism of device, left crust or right crust are with advancing slip yarn plate and rear sliding yarn plate, the sliding yarn face of advancing slip yarn plate is when yarn-guiding duct is opened, be positioned at the top of yarn-guiding duct front end, control repiece is drawn yarn and is slipped into yarn-guiding duct from the inner side suction inlet of the front end of yarn-guiding duct, and the sliding yarn face of rear sliding yarn plate is when yarn-guiding duct is opened, be positioned at the top of yarn-guiding duct rear end, control repiece is drawn yarn and is slipped into yarn-guiding duct from the yarn outlet of yarn-guiding duct rear end.
Further, in the fiber suction mechanism of device, yarn-guiding duct is positioned at the top of device, or yarn-guiding duct is positioned at the bottom of device.
Further, fiber suction mechanism can be used for the suction-type compact spinning of single group fiber strip, fiber suction mechanism is when the suction-type compact spinning for single group fiber strip, the outside suction inlet of device departs from fiber strip outgoing position, by the right suction inlet thread-carrier of fiber strip side or the yarn port holes cavity shape that enters of left suction inlet thread-carrier, it is V-shape shape, two hypotenuses of V-shape acutangulate angle, and its angle is less than 60 °.
The beneficial effect that the present invention realizes:
The plumage that becomes mildewed of yarn is unfavorable for the processing of yarn Hou road, reducing harmful plumage that becomes mildewed is the problem that many textile technology personnel study all the time, the spinning of ring spindle yarn negative-pressure air-flow suction-type is a new technical scheme, the present invention proposes a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method and apparatus, adopt and change suction inlet, two groups of fibers are gathered to twisting in same gas passage orifice, solution aperture is stopped up, suction tube and airflow concentration device are integrated, simplified mechanism, reduced source of the gas quantity, be conducive to reduce spinning energy consumption, parts adopt punching press and modular member package assembly substantially, reduced manufacturing cost, reduced the consumable accessory in use procedure, invention provides a whole set of collection collection of filaments, suction, easy to operate, easily manufacture, low energy consumption, the scheme that low-cost multinomial technical performance is optimized.
Accompanying drawing explanation
Fig. 1 is the fiber suction mechanism structure schematic diagram of a kind of ring spindle yarn negative-pressure air-flow of the present invention suction-type Siro-spun yarn device;
Fig. 2 is the fiber suction mechanism structure generalized section of a kind of ring spindle yarn negative-pressure air-flow of the present invention suction-type Siro-spun yarn device;
Fig. 3 a is the suction inlet schematic diagram of fiber suction mechanism when broken end state in the present invention;
Fig. 3 b is the suction inlet schematic diagram of fiber suction mechanism when spinning state in the present invention;
Fig. 4 a be in the present invention fiber suction mechanism at broken end during state, the schematic diagram of left crust and right crust rotating opening yarn-guiding duct;
Fig. 4 b is that in the present invention, fiber suction mechanism is when spinning state, and left crust and right crust rotate the schematic diagram of confined bed yarn channel;
Fig. 5 a is the schematic diagram that the U font of fiber suction mechanism in the present invention is entered yarn port holes cavity shape;
Fig. 5 b is the schematic diagram that the V-shape of fiber suction mechanism in the present invention enters yarn port holes cavity shape; ;
Fig. 6 is that a kind of ring spindle yarn negative-pressure air-flow of the present invention suction-type match network spins Spinning Principle schematic diagram;
The specific embodiment
Below describe technical scheme of the present invention in detail.The embodiment of the present invention is only for explanation concrete grammar; its scale of the method is not subject to the restriction of embodiment; any on the basis of this method and principle of device; by increase, feed fiber group number, change and respectively organize fiber combinations; change suction mechanism element shape, combining structure; or use suction mechanism, increase the prior art measures such as heating, humidification, all within this technical protection scope.
Embodiment
A kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device, device is by RING SPINNING roller drafting mechanism, fiber suction system, coiling twisting mechanism, broken end detection system and crust composition of the control system, described RING SPINNING roller drafting mechanism, adopt the ring ingot match network of existing public technology to spin fine spining machine roller drafting mechanism used, described coiling twisting mechanism, adopt the coiling twisting mechanism form of existing public technology or with the coiling twisting mechanism of false twister, described broken end detection system is the system synthesis that single-ingot spinning broken end is detected, described crust control system is the detection system signal controlling that breaked end, pass through electromagnetic conversion, to the left crust in the fiber suction mechanism of single ingot, right crust produces the electromechanical mechanism assembly of mechanical movement, described fiber suction system is at front roller outlet side, mechanism assembly fiber being gathered corresponding to each ingot position.
As Fig. 1, shown in Fig. 2, corresponding to place, each ingot position, fiber gather mechanism by lower abdomen seat 1, upper left abdomen lid 21, upper right abdomen lid 22, left inside abdomen 31, right inside abdomen 32, left suction inlet thread-carrier 41, right suction inlet thread-carrier 42, yarn outlet thread-carrier 5, left crust 61, right crust 62, left crust Xiao axle 63, right crust Xiao axle 64, advancing slip yarn plate 621, rear sliding yarn plate 622, support 7, negative pressure tracheae 10, broken end detection system 8 forms with crust control system 9, lower abdomen seat 1, upper left abdomen lid 21, upper right abdomen lid 22, left inside abdomen 31, right inside abdomen 32, left suction inlet thread-carrier 41, right suction inlet thread-carrier 42, yarn outlet thread-carrier 5, left crust 61, the yarn-guiding duct that right crust 62 forms is divided into A, B 2nd district, A district is positioned at yarn-guiding duct fiber suction inlet one end, B district is positioned at yarn-guiding duct yarn outlet one end, B district yarn-guiding duct length is greater than the yarn-guiding duct height of B district and the perforation of A district, A district yarn-guiding duct cross-sectional area is greater than the cross-sectional area of A district and B district connectivity part yarn-guiding duct, and space, A district and negative-pressure air-suction tube space directly connect, and space, B district connects by A district and negative-pressure air-suction tube space, the yarn-guiding duct width communicating between B district and A district is 1.5～3mm, and technical scheme adopts A, the yarn-guiding duct in B 2nd district, object is to reduce negative pressure inner chamber and the extraneous passage area connecting, and reduces when repiece is drawn yarn the excessive influence of fluctuations that inner chamber negative pressure is produced of tolerance, the energy consumption of reduction negative pressure air.
As shown in Figure 3 a, lower abdomen seat 1 and upper left abdomen lid 21 in scheme, upper right abdomen lid 22 are compound up and down, form the inner side suction inlet of each ingot fiber suction mechanism, and inner side suction inlet height is 1.7～4mm, and width is 6～12mm.
As shown in Figure 3 b, left suction inlet thread-carrier 41 is arranged on left crust 61, right suction inlet 42 thread-carriers are arranged on right crust 62, left suction inlet thread-carrier 41, right suction inlet thread-carrier 42 is respectively with left crust 61, right crust 62 rotates and moves, block the inner side suction inlet of fiber suction mechanism, change the size of the horizontal bore of fiber suction inlet, form the outside suction inlet of each ingot fiber suction mechanism, the object of these technical measures of scheme is: when guaranteeing spinning under the prerequisite of yarn-guiding duct fiber suction inlet dimensional requirement, the susceptible to plugging technological difficulties of yarn-guiding duct fiber suction inlet while solving broken end, simultaneously, the method has been omitted again the required another additional suction tube of conventional spinning and the negative pressure source of the gas of suction tube, fiber suction system adopts same source of the gas and same group of fiber suction mechanism, while realizing fibre strand integrated composite with broken end, fiber strip siphons away function.
As Fig. 1, Fig. 4 a, shown in, in the fiber suction mechanism of device, by lower abdomen seat 1, upper left abdomen lid 21, upper right abdomen lid 22, left inside abdomen 31, right inside abdomen 32, the whole piece yarn-guiding duct that yarn outlet thread-carrier 5 forms is open, can be enclosed, repiece is drawn yarn can directly embed spinning passage, the width of its opening is 0.7～3mm, object is to facilitate repiece to draw yarn to enter yarn-guiding duct, left crust 61 and right crust 62, can be around left crust Xiao axle 63, right crust Xiao axle 64 rotates, as shown in Figure 4 b, when left crust 61 covers on open yarn-guiding duct with right crust 62, form the yarn-guiding duct of sealing.
In the fiber suction mechanism of device, left crust 61 is controlled by crust control system 9 with the rotation of right crust 62, crust control system 9 receives the signal of broken end detection system 8, when broken end occurs, left crust 61 rotates with right crust 62, open yarn-guiding duct and outside suction inlet, fiber strip enters negative pressure tracheae inner chamber from inner side suction inlet, by air-flow, siphoned away, in repiece, draw after yarn introducing, left crust 61 and right crust 62 are under the control of crust control system 9, automatically reset, confined bed yarn channel, block inner side suction inlet, because left suction inlet thread-carrier 41 and the A/F of right suction inlet thread-carrier 42 are greater than by lower abdomen seat and upper left abdomen lid 21, the inner side suction inlet height that upper right abdomen lid 22 forms, fiber will be included in the suction inlet of outside smoothly.
As shown in Fig. 1, Fig. 4 a, in the fiber suction mechanism of device, right crust 62 is with advancing slip yarn plate 621 and rear sliding yarn plate 622, the sliding yarn face of advancing slip yarn plate 621 is when yarn-guiding duct is opened, be positioned at the top of yarn-guiding duct front end, control repiece is drawn yarn and is slipped into yarn-guiding duct from the inner side suction inlet of the front end of yarn-guiding duct, and the sliding yarn face of rear sliding yarn plate 622 is when yarn-guiding duct is opened, be positioned at the top of yarn-guiding duct rear end, control repiece is drawn yarn and is slipped into yarn-guiding duct from the yarn outlet of yarn-guiding duct rear end.
As shown in Figure 5 a, in the fiber suction mechanism of device, left suction inlet thread-carrier 41 is U font shapes with the yarn port holes cavity shape that enters of right suction inlet thread-carrier 42.
As shown in Figure 5 b, in the fiber suction mechanism of device, left suction inlet thread-carrier 41 is V-shape shapes with the yarn port holes cavity shape that enters of right suction inlet thread-carrier 42.
The arc radius of U font or V-shape bottom is 0.6～2mm, and when spinning, the outside suction inlet of fiber consists of relatively left suction inlet thread-carrier 41, right suction inlet thread-carrier 42 openings.
Fiber suction mechanism can be used for the suction-type compact spinning of single group fiber strip, fiber suction mechanism is when the suction-type compact spinning for single group fiber strip, the outside suction inlet of device departs from fiber strip outgoing position, right suction inlet thread-carrier by fiber strip side, or the yarn port holes cavity shape that enters of left suction inlet thread-carrier is V-shape shape, two hypotenuses of V-shape acutangulate angle, its angle is less than 60 °, scheme adopts acute angle clip angle suction inlet, object is to strengthen the only sth. made by twisting effect to fiber strip by suction inlet form, make after the twisting point of yarn is extended down to the aggregate site of suction inlet.
As Fig. 1, shown in Fig. 6, a kind of Spinning Principle schematic diagram of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method, two groups of fiber strips keep a determining deviation from front roller L jaw, parallel output, be subject to the traction of air-flow guiding and fiber self, enter in the gas passage orifice of front roller nip outlet side, gas passage orifice communicates with the pipeline with negative air pressure, extraneous air inwardly flows into by access opening, the fiber group consisting of staple fibre is under the effect of air-flow and yarn spinning tension, at the edge in gas channel aperture boundling, in gas passage orifice, two groups of fibre bundles converge, under the effect of twisting and winding mechanism, and close and twist into yarns Y, through yarn outlet hole by carrying-off, in method, two groups of fibers of front roller L output are all staple fibre yarns, or one group of two groups of fiber of front roller L output are staple fibre yarns, one group is long filament, two groups of fibers enter from same gas passage orifice, the width of gas passage orifice entrance point endoporus horizontal direction, be less than the inner side edge of two groups of fibers of the parallel output of front roller nip along spacing, two groups of fibers are in the attraction of air-flow, under the traction of the effect of spinning tension and fiber self, along two horizontal edges inside gas channel aperture, enter respectively, the fiber strip of staple fibre group is at the edge in gas channel aperture boundling, enter two groups of fibers in gas passage orifice, under the transmission of yarn turn, intersection twisted in passage, its twisted point is positioned at gas passage orifice, because front roller L jaw is less than the principal length of fiber in fiber strip to the distance of twisted point D, the jaw of front roller L to the fiber strip between twisted point D does not produce drawing-off effect, but because the attraction of air-flow to the fiber strip of front roller output, air-flow is consistent with the length direction of fiber strip to the action direction of fiber strip, filament in front roller L jaw output fiber yarn is all drawn directly by air-flow, filamentary parallel better with glacing flatness in fiber strip, be conducive to the raising of yarn strength, simultaneously fiber strip is subject to the guiding of air-flow and placing restrictions on of suction inlet form and gathers, filament in yarn is the arrangement of taking advantage of a situation in gathering process, filamentary tail end, after departing from roller nip to twisted point, be similar to open-end-spinning, the torsional stress that after resultant yarn, Yarn twisting produces is less, the technical program has proposed the method for variable suction nozzle, suck the gas passage orifice of fiber, it sucks the size of oral pore, with spinning, change from broken end the different of two kinds of states, suck the size variation of oral pore, the detection signal of testing agency of being breaked end is controlled, by electromagnetic conversion, become mechanical action, actuating mechanism controls varying aperture, when broken end, suck oral pore and become large, be convenient to fiber strip timely by air-flow, siphon away smoothly, during spinning, sucking oral pore diminishes, after being beneficial to two groups of fibers and closely gathering, mutual twisted, reduce the generation of Yarn filoplume, the consumption of throughput while simultaneously reducing spinning, reduce energy consumption.
Claims (10)
1. a ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method, on ring throstle, two groups of fibers keep a determining deviation from front roller nip, parallel output, be subject to the traction of air-flow guiding and fiber self, enter in the gas passage orifice of front roller nip outlet side, gas passage orifice communicates with the pipeline with negative air pressure, extraneous air inwardly flows into by gas passage orifice, the fiber group consisting of staple fibre is under the effect of air-flow and spinning tension, at the edge in gas channel aperture boundling, in gas passage orifice, two groups of fibre bundles converge, under the effect of twisting and winding mechanism, and close twisting resultant yarn, through yarn outlet hole by carrying-off, two groups of fibers that it is characterized in that front roller output are all staple fibre yarns, or one group of two groups of fiber of front roller output are staple fibre yarns, one group is long filament, two groups of fibers enter from same gas passage orifice, the width of gas passage orifice entrance point endoporus horizontal direction, be less than the inner side edge of two groups of fibers of the parallel output of front roller nip along spacing, two groups of fibers are under the attraction of air-flow and the traction of fiber self, along two horizontal edges inside gas channel aperture, enter respectively, the fiber group of staple fibre yarn form is at the edge in gas channel aperture boundling, enter two groups of fibers in gas passage orifice, under the transmission of yarn turn, intersection twisted in passage, its twisted point is positioned at gas passage orifice, suck the gas passage orifice of fiber, it sucks the size of oral pore, with spinning, change from broken end the different of two kinds of states, suck the size variation of oral pore, the detection signal of testing agency of being breaked end is controlled, detection signal becomes mechanical action by electromagnetic conversion, actuating mechanism controls varying aperture, when broken end, suck oral pore and become large, be convenient to fiber strip timely by air-flow, siphon away smoothly, during spinning, sucking oral pore diminishes, after being beneficial to two groups of fibers and closely gathering, mutual twisted, reduce the generation of Yarn filoplume, the consumption of throughput while simultaneously reducing spinning, reduce energy consumption, yarn adopts open by the spinning passage of suction device, can seal mode, repiece is drawn yarn can directly embed spinning passage.
2. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method according to claim 1, it is characterized in that at front roller nip to two group fibre bundle twisted point, fiber strip whole process is subject to the guiding of air-flow, two groups of fiber strips are twisted again after boundling respectively at the edge in gas channel aperture, front roller nip is less than the principal length of fiber in fiber strip to the distance of twisted point, front roller nip to the fiber strip of twisted point does not produce drawing-off effect, airflow direction is consistent with fiber strip length direction, air-flow plays to the filament in the fiber strip of front roller output the straight effect of drawing, two groups of fibers that form single thread are into a strand yarn shape structure twisted.
3. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn method according to claim 1, while it is characterized in that spinning, fiber strip gather with broken end time fiber strip siphon away, share a source of the gas and suction device.
4. for a ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device claimed in claim 1, device is by RING SPINNING roller drafting mechanism, fiber suction system, coiling twisting mechanism, broken end detection system and crust composition of the control system, described RING SPINNING roller drafting mechanism, adopt the ring ingot match network of existing public technology to spin fine spining machine roller drafting mechanism used, described coiling twisting mechanism, adopt the coiling twisting mechanism form of existing public technology or with the coiling twisting mechanism of false twister, described broken end detection system is the system synthesis that single-ingot spinning broken end is detected, described crust control system is the detection system signal controlling that breaked end, by electromagnetic conversion, to the left crust in the fiber suction mechanism of single ingot, right crust produces the electromechanical mechanism assembly of mechanical movement, and described fiber suction system is at front roller outlet side, and mechanism assembly fiber being gathered corresponding to each ingot position is characterized in that each place, ingot position, and fiber suction mechanism is by lower abdomen seat, upper left abdomen lid, upper right abdomen lid, left inside abdomen, right inside abdomen, left suction inlet thread-carrier, right suction inlet thread-carrier, yarn outlet thread-carrier, left crust, right crust, left crust Xiao axle, right crust Xiao axle, advancing slip yarn plate, rear sliding yarn plate, support, negative pressure tracheae forms, lower abdomen seat, upper left abdomen lid, upper right abdomen lid, left inside abdomen, right inside abdomen, left suction inlet thread-carrier, right suction inlet thread-carrier, yarn outlet thread-carrier, left crust, the yarn-guiding duct that right crust forms is divided into A, B 2nd district, A district is positioned at yarn-guiding duct fiber suction inlet one end, B district is positioned at yarn-guiding duct yarn outlet one end, B district yarn-guiding duct length is greater than the yarn-guiding duct height of B district and the perforation of A district, A district yarn-guiding duct cross-sectional area is greater than the cross-sectional area of A district and B district connectivity part yarn-guiding duct, and space, A district and negative-pressure air-suction tube space directly connect, and space, B district connects by A district and negative-pressure air-suction tube space, the yarn-guiding duct width communicating between B district and A district is 1.5～3mm, lower abdomen seat and upper left abdomen lid, upper right abdomen covers lower compound, forms the inner side suction inlet of each ingot fiber suction mechanism, and inner side suction inlet height is 1.7～4mm, and width is 6～12mm, and left suction inlet thread-carrier is arranged on left crust, and right suction inlet thread-carrier is arranged on right crust, left suction inlet thread-carrier, right suction inlet thread-carrier is respectively with left crust, right crust rotates and moves, block the inner side suction inlet of fiber suction mechanism, change the size of the horizontal bore of fiber suction inlet, form the outside suction inlet of each ingot fiber suction mechanism, fiber suction system adopts same source of the gas and same group of fiber suction mechanism, and while realizing fibre strand integrated composite with broken end, fiber strip siphons away function.
5. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device according to claim 4, it is characterized in that in fiber suction mechanism, by lower abdomen seat, upper left abdomen lid, upper right abdomen lid, left inside abdomen, right inside abdomen, the whole piece yarn-guiding duct that yarn outlet thread-carrier forms is open, can be enclosed, repiece is drawn yarn can directly embed spinning passage, the width of its opening is 0.7～3mm, left crust and right crust, or one of them crust can rotate around its Xiao's axle axis, when left crust and right crust cover on open yarn-guiding duct, form the yarn-guiding duct of sealing.
6. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device according to claim 4, it is characterized in that in fiber suction mechanism, the rotation of left crust and right crust is controlled by crust control system, crust control system receives the signal of broken end detection system, when broken end occurs, left crust and right crust rotate, or one of them crust of left crust and right crust rotates, open yarn-guiding duct and outside suction inlet, in repiece, draw after yarn introducing, left crust and right crust rotate, confined bed yarn channel, block inner side suction inlet, fiber is included in the suction inlet of outside.
7. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device according to claim 4, it is characterized in that in fiber suction mechanism, the yarn port holes cavity shape that enters of left suction inlet thread-carrier and right suction inlet thread-carrier is U font shape or V-shape shape, the arc radius of U font or V-shape bottom is 0.6～2mm, when spinning, the outside suction inlet of fiber consists of relatively left suction inlet thread-carrier, right suction inlet thread-carrier opening, and the A/F of U font or V-shape thread-carrier is greater than the inner side suction inlet height being formed by lower abdomen seat and upper left abdomen lid, upper right abdomen lid.
8. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device according to claim 4, it is characterized in that in fiber suction mechanism, left crust or right crust are with advancing slip yarn plate and rear sliding yarn plate, the sliding yarn face of advancing slip yarn plate is when yarn-guiding duct is opened, be positioned at the top of yarn-guiding duct front end, control repiece is drawn yarn and is slipped into yarn-guiding duct from the inner side suction inlet of the front end of yarn-guiding duct, the sliding yarn face of rear sliding yarn plate is when yarn-guiding duct is opened, be positioned at the top of yarn-guiding duct rear end, control repiece is drawn yarn and is slipped into yarn-guiding duct from the yarn outlet of yarn-guiding duct rear end.
9. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device according to claim 4, it is characterized in that in fiber suction mechanism, yarn-guiding duct is positioned at the top of device, or yarn-guiding duct is positioned at the bottom of device.
10. a kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device according to claim 4, it is characterized in that fiber suction mechanism is when the suction-type compact spinning for single group fiber strip, the outside suction inlet of device departs from fiber strip outgoing position, by the right suction inlet thread-carrier of fiber strip side or the yarn port holes cavity shape that enters of left suction inlet thread-carrier, it is V-shape shape, two hypotenuses of V-shape acutangulate angle, and its angle is less than 60 °.
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| CN201410329083.9A CN104088045B (en) | 2014-06-13 | 2014-07-03 | A kind of ring spun yarn in negative pressure airflow suction mode Siro-spinning method and apparatus |
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| CN201420385168.4U Expired - Fee Related CN203977000U (en) | 2014-06-13 | 2014-07-03 | A kind of ring spindle yarn negative-pressure air-flow suction-type Siro-spun yarn device |
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| CN106757626A (en) * | 2016-12-14 | 2017-05-31 | 盐城工学院 | A kind of method of the spinning frame and manufacture spun yarn for possessing dyeing and filoplume detection function and twisting winding integration |
| CN109799190A (en) * | 2019-03-19 | 2019-05-24 | 莱州市电子仪器有限公司 | Gas flow optimized sealing mechanism and Yarn filoplume detection method based on the mechanism |
| CN110592747A (en) * | 2019-10-10 | 2019-12-20 | 海盐县梦芝舟毛纺厂 | Multifunctional spinning frame |
| CN112695424B (en) * | 2019-10-22 | 2022-07-26 | 天津工业大学 | Method for processing broken yarn in ring spinning spun yarn spinning process |
| CN116163038A (en) * | 2023-03-27 | 2023-05-26 | 无锡万诺智能科技有限公司 | Aggregation spinning device and spinning method |
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| CN105821534B (en) * | 2016-04-20 | 2018-11-02 | 嘉兴学院 | A kind of fiber aggregate method, the suction-type spinning repiece method and apparatus of suction-type spinning |
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| CN203977000U (en) | 2014-12-03 |
| CN104088045B (en) | 2017-11-28 |
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