CN201506872U - Traversing-type compactor - Google Patents

Abstract

The utility model relates to a mechanical part of a cotton and wool spinning and weaving machinery, in particular to a traversing-type compactor of a spinning machine, consisting of a compactor, wherein the compactor is provided with a longitudinal splay fiber channel and is arranged on a sliding stick by the sliding hole of the compactor; the compactor is arranged on the sliding stick in a penetrating way; and the sliding stick is parallel with a front roller; the compactor is tightly pasted on the surface of the front roller in a floating area behind a front jaw; or the compactor is tightly pasted on the surface of the front roller in a twisting triangle area on the front of the front jaw; the compactor is capable of moving horizontally; a gap is left between the compactor and a front rubber roller; the fiber channel of the compactor is provided with a splay smooth two-side arc surface, wherein the inlet of the arc surface is large and the outlet of the arc surface is small; the inlet of the fiber channel is horizontally provided with an embossed arc ridge, and the embossed arc ridge has the effect of a fiber pressure stick, so that drawing fiber strands fibers become tight and compact after passing through the fiber channel of the compactor; and after twisting to a yarn, the quality of the hairiness, the power, the strip, the slug, the spun yarn, the cotton nep and the like are improved obviously.

Description

Traversing type tightening device

Technical field

The utility model relates to a kind of cotton, wool spinning and weaving machinery parts, is a kind of tightening device that traverses that is applicable to spinning machine.

Background technology

At present, carefully the offset that swims of (slightly) yarn machine is from oversize, make the staple fibre in the drawing-off yarn can not get control in the zone position of swimming, these staple fibres are subjected on every side the uncertain factors such as extruding, friction of fast, slow speed fiber during drawing-off, cause speed change or hysteresis speed change in advance, make index severe exacerbations such as the spun yarn bar is dried, thick, details.The yarn that broadens in the district of swimming out of control filoplume behind the twisting resultant yarn is too many, powerful on the low side, only there is horizontal gathering fibration at the tightening device position of prior art " spun yarn collector ", because both sides are drawn the cambered surface of fiber in and are designed not science, only there is trace to reduce the filoplume effect, because of easily shaking in its production in light weight and beating, bar is done, slightly, details obviously worsens, prior art spun yarn compact spinning apparatus complex structure, the spinning cost that is difficult to accept, high acquisition price, long investment payback time, make the unable universal use of textile industry, the cotton yarn quality that influences textile industry comprehensively improves.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of traversing type tightening device that contains the pressure bar effect that can effectively control the district's fiber that swims is provided.

The purpose of this utility model can realize by following technical measures:

The utility model traversing type tightening device, form by be installed in the tightening device that having vertically on the slider bar be the fiber channel of " eight " font by the tightening device sliding eye, the left and right sides face of tightening device is subtriangular, subtriangular two limits up and down are the circular arc to the triangle indent, the district's side view of swimming of the preceding jaw back that shape that the left and right sides face of tightening device is subtriangular and front roller and preceding rubber roll are formed matches, circular arc and front roller surface circular arc that tightening device is close to the leg-of-mutton limit of front roller match, tightening device towards the arc radius on the leg-of-mutton limit of preceding rubber roll greater than preceding rubber roll surface arc radius, be provided with the gap between tightening device and the preceding rubber roll, large outlet is little vertically is " eight " font and diminishes gradually for horizontal inlet for the fiber channel of tightening device, the left and right sides face of fiber channel outlet is parallel, it is stupefied that the inlet of fiber channel is horizontally arranged with protruding circular arc, the center of circle vertical line of the stupefied protruding circular arc of circular arc and the center of circle vertical line of tightening device sliding eye have 0-5 millimeter spacing in vertical tangent plane, the tightening device sliding eye of tightening device is the penetrating hole of horizontally set, the cross sectional shape of tightening device sliding eye and slider bar cross sectional shape match, tightening device is installed on the slider bar parallel with front roller and can horizontally slips, the front roller surface in the district of swimming of jaw back before tightening device is close to, whole fibers of drawing-off yarn are very tight through what become behind the fiber channel of tightening device, and filoplume significantly reduces behind the twisting resultant yarn, powerful obviously raising.

The stupefied height of projection of circular arc of the utility model tightening device fiber channel inlet lateral projection is to surpass drawing-off yarn position 0.1-3 millimeter, circular arc is stupefied to be stupefied at the circular arc of the projection from top to bottom of the inlet horizontally set of fiber channel, or circular arc stupefied be stupefied at the circular arc of the projection from bottom to top of the inlet horizontally set of fiber channel, the stupefied faster fibres and the slow speed fiber graded area that is pressed in or withstands on the drawing-off yarn of circular arc of projection, the drawing-off yarn is produced than macrobending, the drawing-off yarn of pressurized makes in the drawing-off yarn tightr between the fiber, the faster fibres that is gripped by preceding jaw in the district of swimming does not destroy the depth of parallelism and the separating degree between slow speed fiber group's the fiber when extracting out in the slow speed fiber group that cushion rubber grips up and down, degree of stretching, before the not ruined fibre structure of slow speed fiber group enters during jaw, it is forward that fiber speed change point is concentrated more, makes into sliver and do, details, slubbing, the cotton knot quality significantly improves.

The throat width of described tightening device fiber channel is greater than drawing-off yarn F width, the exit width of tightening device fiber channel is set to the 0.2-3.0 millimeter, and the cross sectional shape of tightening device sliding eye is circular or is scarce circle, triangle, rectangle, ellipse, fan-shaped.

The fiber channel of the utility model tightening device is the open slot of groove type, the opening of groove is on the stupefied opposite of circular arc, the opening of groove is towards front roller or towards preceding rubber roll, the friction that the fiber head termination that the drawing-off yarn enters the tightening device fiber channel contacts front roller or preceding rubber roll surface produces pulling force forward, make straightening of fibers enter preceding jaw, it is forward that fiber speed change point is concentrated, stabilized product quality, the fiber channel of tightening device is a plurality of or is preferred 1-4 that longitudinal center's line parallel of a plurality of fiber channels or its extended line intersect.

The fiber channel of the utility model tightening device is closed, the longitudinal section of the horizontal base angle point of tightening device bottom or the horizontal drift angle point on top is the point of a knife shape of " V " font, the point of a knife shape of " V " font laterally is pressed in or withstands on the drawing-off yarn, make the drawing-off yarn be subjected to the crush-cutting of the tightening device edge of a knife, can enter fiber channel by the root fiber, prevent that fiber from entering the slit of tightening device and front roller or preceding rubber roll, influence tight effect, or the fiber channel of tightening device is an open type, its opening is that the tiny opening that leads to fiber channel is set on the point of the horizontal base angle of tightening device bottom, tiny opening is fan-shaped or is tubaeform, parallel shape, trapezoidal, tiny opening vertically is provided with from lower to upper or is obliquely installed.

The laterally set circular arc of the fiber channel of the utility model tightening device inlet is stupefied to be penetrated the tightening device hole and is exposed to the horizontal smooth circular arc of fiber channel inlet stupefied for slider bar, the cross section that is exposed to the horizontal slider bar of fiber channel inlet is circular or is circular arc, scarce circular, fan-shaped, oval, this slider bar is pressed in or withstands on the drawing-off yarn, play the effect of fiber pressure bar, pressure bar has good antistatic property when adopting metal material, on the tightening device of being close to front roller one side, permanent magnet is housed, tightening device is closely contacted with front roller.

The fiber channel of the utility model tightening device is set to the public outlet of two inlets, the centre that two inlet left and right sides outermost of fiber channel vertically are " eight " font circular arc is provided with horizontal direction and is water droplet shape isolation strip, the tip location of water droplet shape isolation strip is concordant with the arrival line of fiber channel, the right and left of water droplet shape isolation strip is two fiber channel inlets, water droplet shape isolation strip longitudinal length is shorter than the length of fiber channel, the arc end of water droplet shape isolation strip and the outlet of fiber channel have distance, two outermost arc surfaces in the inlet left and right sides of water droplet shape isolation strip and fiber channel are provided with clearance C, clearance C is the 0.2-2.0 millimeter, horizontal direction width position A in water droplet shape isolation strip is more than or equal to the size of the public outlet B of fiber channel, this public outlet B is the 0.4-12 millimeter, cotton spinning is preferably the 1-6 millimeter, water droplet shape isolation strip is a water droplet shape or fan-shaped, triangle, trapezoidal, rhombus, jewel shape, oval, this tightening device is exclusively used in and spins the match network and closely spin with ring match network and closely spin, the spandex match network bag heart closely spins, two rove that the match network spins in the production feed two fiber channel inlets about this tightening device respectively, slight gap C between two fiber channel outermost arc surfaces and water droplet shape isolation strip, the drawing-off yarn is tight by boundling, by two one fiber strands about closely be close to separately a public outlet about two limits, make from two velamens of the public outlet of fiber channel distance is arranged between the fiber strip closely, the big I of this distance is by kind requirement design arbitrarily, less spacing can make fine spining machine open at a high speed and the reduction end breakage rate, and have and prevent that well big cotton knot and impurity from stopping up the effect of outlet

On the slider bar of the preceding jaw front that rubber roll and front roller were formed before the utility model tightening device was installed on, slider bar is parallel with front roller, the front roller surface of jaw front twist triangle zone before tightening device is close to, be used for the fiber strip of boundling by the broad of preceding jaw output, the cross sectional shape in tightening device hole and slider bar cross sectional shape match, the side view of the preceding jaw front that shape that the left and right sides face of tightening device is subtriangular and front roller and preceding rubber roll are formed matches, subtriangular two limits up and down are the circular arc to the triangle indent, circular arc and front roller surface circular arc that tightening device is close to the leg-of-mutton limit of front roller match, tightening device towards the arc radius on the leg-of-mutton limit of preceding rubber roll greater than preceding rubber roll surface arc radius, be provided with the gap between tightening device and the preceding rubber roll, the inlet size of the fiber channel of tightening device is greater than the fiber strip width of preceding jaw output, the fiber channel outlet size is the 0.2-3.0 millimeter, fiber channel is diminished gradually by the outlet that enters the mouth, it is stupefied that the fiber channel inlet is not laterally established protruding circular arc, the outlet that the transmission of the spinning section twist directly enters the tightening device fiber channel, reduce resultant yarn filoplume and improve yarn strength, fiber channel quantity is selected then 1-4, or fiber channel is selected the public outlet of described two inlets of claim 6.

The utility model is subtriangular tightening device according to left and right sides face the upwardly extending collector shape ennation that is, top cross at ennation is provided with the tightening device sliding eye, be installed with slider bar in the sliding eye, slider bar is connected with pressurized cradle, the fiber channel of this tightening device is a penetrating shape up and down, it is stupefied at the inlet of fiber channel smooth circular arc to be housed laterally, and the stupefied cross section of smooth circular arc is circle or circular arc, it is circular, fan-shaped, oval to lack, and smooth circular arc is stupefied to play the effect of fiber pressure bar.

The utility model has the fiber channel of ennation tightening device to be close to the side sealing of front roller, the inlet horizontally set of fiber channel from lower to upper the projection circular arc stupefied, the opposing party that the fiber channel of tightening device is close to front roller is sealing or penetrating, the cross section of the base angle point of tightening device is the point of a knife shape of " V " font, be used for resistance and cut the drawing-off yarn, make drawing-off yarn fiber enter fiber channel by root, or the side that the fiber channel of tightening device is close to front roller has tiny opening, the inlet horizontally set of fiber channel from lower to upper the projection circular arc stupefied, tiny opening passes the stupefied fiber channel that leads to of circular arc from lower to upper, makes the drawing-off yarn conveniently enter fiber channel.

The utility model has vertical two sides inlet of the tightening device fiber channel of ennation that the chamfering of circular arc is arranged, the two sides of fiber channel are set to arc or trapezoidal, parallel shape, arc ladder in conjunction with shape, the arc ladder is that fiber channel one side is an arc in conjunction with shape, opposite side is a linear, the little fiber channel of inlet large outlet, the length of fiber channel is the 2-8 millimeter, the width of fiber channel inlet is the 3-8 millimeter, the fiber channel exit width is the 0.2-4.0 millimeter, and the transverse width of tightening device outside is the 7-26 millimeter.Fiber channel is made as 1-4, and the fiber channel that perhaps is made as above-described tightening device is the public outlet of two inlets.

The utility model compared with prior art has following advantage:

1, it is stupefied that the fiber channel of tightening device inlet laterally is provided with the protruding circular arc of pressure bar effect, makes the district of swimming with ill-effect shorten 1/3-2/3, and it is forward that drawn fiber speed change point is concentrated, and obviously improves the bar solid carbon dioxide and put down.It is reasonable to be the smooth arc surface design science in the both sides of fiber channel of " eight " font, draws that to gather fiber effects good in, and filoplume significantly reduces, and bar is done, brute force obviously improves.

2, tightening device is installed on the high slider bar of positioning accuracy, can be stable be close to the front roller surface, make the fiber channel good seal, tightening device is stable not to be rocked, whole fibers of drawing-off yarn were through the small outlet of tightening device fiber channel when the tightening device fiber channel was totally-enclosed, fiber channel is that two public outlets of inlet the time can spin that the match network closely spins or ring match network closely spins, and comprehensive stability improves spinning quality.

3, the fiber channel below sealing of the tightening device of the collector shape that tightening device of the present utility model up extends to form, or when laterally having protruding circular arc stupefied from bottom to top in the fiber channel porch, after the drawing-off yarn fiber process tightening device edge of a knife (or passage) effect enters fiber channel, the drawing-off yarn produces downwards and power forward tightening device, make the stable surface of being close to front roller and preceding rubber roll of whole tightening device, effectively the control tightening device rocks and beats, the whole fibers that make the drawing-off yarn are through the small outlet of tightening device fiber channel, and comprehensive stability improves spinning quality.

Description of drawings:

Fig. 1 is traversing type tightening device figure: wherein Figure 1A is that tightening device fiber channel inlet laterally has protruding from top to bottom circular arc stupefied, and the opening of groove type is towards the below, and the center of circle vertical line of protruding circular arc and the center of circle vertical line in tightening device hole have the side of spacing to dig view; Figure 1B is that the tightening device inlet does not have the lateral projection circular arc, and view is dug in the tightening device side that has magnet near roller one side; Fig. 1 C is that the hole of tightening device penetrates the slider bar that Lower Half has arc surface, digs view with the side that alternative fiber feeder connection lateral projection circular arc is stupefied; Fig. 1 D is the front view of Fig. 1 C; Fig. 1 E is that the stupefied the opposing party of protruding from top to bottom circular arc is arranged is totally enclosed side planing surface figure to the fiber channel of tightening device; Fig. 1 F is a laterally no protruding circular arc of tightening device fiber channel inlet, and view is dug in totally enclosed up and down side; Fig. 1 G is that the tightening device fiber channel does not have protruding circular arc and totally-enclosed up and down, and there is the front view of " V " shape opening that the drawing-off yarn enters the below; Fig. 1 H does not have protruding circular arc and totally-enclosed up and down on the tightening device fiber channel, the below is provided with the front view of the arc incision edge of a knife; Fig. 1 I is the enter the mouth front view of a fiber channel of horizontal oriented lower convexity circular arc of tightening device fiber channel; Fig. 1 J is the enter the mouth front view of two fiber channels of horizontal oriented lower convexity circular arc of tightening device fiber channel; Fig. 1 K is that tightening device fiber channel both sides are that the circular arc face length is apart from fiber channel planing surface figure; Fig. 1 L is that tightening device fiber channel inlet both sides are arc surface short distance parallel (or trapezoidal) passage planing surface figure; Fig. 1 M is that tightening device fiber channel inlet both sides are the planing surface figure of the geminal fibers passage of arc surface short distance parallel (or trapezoidal) passage; Fig. 1 N is the tightening device front view of the public outlet of two inlets of fiber channel, and Fig. 1 S is that the fiber channel of Fig. 1 N digs view; Fig. 1 O is a preceding jaw front twist triangle zone tightening device; Fig. 1 P is that view is dug in preceding tightening device and slider bar cooperation position side; Fig. 1 Q is the tightening device front view of the public outlet of two of fiber channels inlet, and Fig. 1 R is that the A-A of Fig. 1 Q is to the fiber channel cutaway view.

Fig. 2 is the ennation tightening device figure of the collector shape that up extends to form of tightening device of the present utility model: wherein Fig. 2 A has the tightening device fiber channel inlet of ennation that the stupefied front view of protruding from top to bottom circular arc is laterally arranged; Fig. 2 G is that the A-A of Fig. 2 A digs view to the cross section; Fig. 2 B is the horizontal front view that adheres to the stupefied tightening device of circular arc of tightening device fiber channel inlet that ennation is arranged; Fig. 2 H is that the B-B of Fig. 2 B is to cross-sectional view; Fig. 2 C has the tightening device fiber channel inlet of ennation laterally to have protruding from lower to upper circular arc stupefied, the tightening device front view that open the fiber channel top, and Fig. 2 I is that the C-C of Fig. 2 C digs view to the side; Fig. 2 D has the horizontal inlet of fiber channel of the tightening device of ennation to have protruding from lower to upper circular arc stupefied, is provided with the totally enclosed tightening device front view up and down of two fiber channels; Fig. 2 E has the fiber channel of the tightening device of ennation laterally to have protruding from lower to upper circular arc stupefied, the front view that is provided with a fiber channel of fiber channel top sealing; Fig. 2 J be Fig. 2 E E-E to side cut away view.

The specific embodiment:

As shown in Figure 1: be the various variation structures of tightening device 1, the effect that the difference of structure is gathered fiber is slightly different, wherein Figure 1A is depicted as the side-looking planing surface figure of tightening device 1, the side of tightening device 1 is subtriangular, subtriangular two limits up and down are the circular arc to the triangle indent, circular arc and front roller surface circular arc that tightening device is close to the leg-of-mutton limit of front roller match, tightening device tightly towards the arc radius on the leg-of-mutton limit of preceding rubber roll greater than preceding rubber roll surface arc radius, the district's cross sectional shape that swims that the side of tightening device and front roller and preceding rubber roll are formed matches, be provided with the gap between tightening device and the preceding rubber roll, fiber channel 2 top seals of tightening device 1, be provided with penetrating sliding eye 4 in fiber channel 2 upper lateral, inlet at fiber channel 2 laterally is provided with the smooth circular arc stupefied 3 of projection from top to bottom, stupefied 3 end points of circular arc of projection surpass drawing-off yarn F position 0.1-3 millimeter, the center of circle vertical line of the circular arc stupefied 3 of projection and the center of circle vertical line of sliding eye 4 have 0-5 millimeter spacing, stupefied being pressed in of the circular arc of production protrusions makes tightening device around slider bar 5 rotations on the drawing-off yarn F, make the outlet of tightening device fiber channel 2 be close to the front roller surface, make of the small outlet of whole fibers of drawing-off yarn F, can improve compacting effect by tightening device fiber channel 2; Figure 1B is depicted as the fiber channel 2 tops sealing of tightening device 1, to the circular arc of lower convexity, laterally is not provided with penetrating scarce circular hole 4, and the Lower Half of fiber channel 2 is an open type, and is being provided with permanent magnet 7 near roller side; Fig. 1 C is depicted as tightening device 1 top and seals the circular arc of not establishing to lower convexity, slider bar 5 Lower Halves in the sliding eye 4 are smooth arc surface 3, slider bar 5 arc surface lower extreme points are lower than drawing-off yarn F position, slide and help 5 to be exposed to fiber channel 2 inlet lateral attitudes, substitute original to the circular arc of lower convexity stupefied 3, play the effect of fiber pressure bar, the bottom of fiber channel 2 is an open type.Fig. 1 D is depicted as the front view of Fig. 1 C tightening device 1, the horizontal inlet large outlet of fiber channel 2 is little, the outlet both sides are smooth arc surface by entering the mouth, slot opening one side is towards the below, smooth slider bar 5 is exposed to fiber channel inlet lateral attitude and substitutes originally to the circular arc of lower convexity stupefiedly 3, plays the effect of fiber pressure bar.It is stupefied 3 that the fiber channel 2 that Fig. 1 E is depicted as tightening device 1 is provided with the circular arc of projection from top to bottom, the below of fiber channel 2 totally-enclosed 6; The horizontal base angle point 8 of tightening device 1 is made as edge of a knife shape, and this horizontal base angle of edge of a knife shape point 8 is pressed on the drawing-off yarn F, makes whole fibers of drawing-off yarn F enter fiber channel 2 by root; The fiber channel 2 that Fig. 1 F is depicted as tightening device 1 is made as totally-enclosed 6 formulas up and down, does not have protruding circular arc, and the horizontal base angle point (or drift angle point) of tightening device is made as edge of a knife shape; The fiber channel that Fig. 1 G is depicted as tightening device 1 totally enclosed type about in the of 2, but below have " V " font opening 9 that drawing-off yarn F enters fiber channel, other are the same; Fig. 1 H does not have protruding circular arc stupefied and totally-enclosed up and down on tightening device 1 fiber channel 2, the below is provided with the arc incision edge of a knife 8, make drawing-off yarn F be subjected to edge of a knife pressure, automatically enter fiber channel 2 by the root fiber, because of below sealing 6, whole fibers of drawing-off yarn f reach the effect that the best is gathered fiber through the small outlet of fiber channel 2, and yarn quality is improved comprehensively; Fig. 1 I is the tightening device 1 of a fiber channel 2 of the horizontal oriented lower convexity circular arc stupefied 3 of tightening device fiber channel 2 inlets, is used for the tradition spinning; Fig. 1 J is the tightening device 1 of two fiber channels 2 of the horizontal oriented lower convexity circular arc stupefied 3 of tightening device fiber channel 2 inlets, is used to spin the match network and spins; The both sides that Fig. 1 K is depicted as the fiber channel 2 of tightening device 1 be arc length apart from fiber channel 2, outlet is provided with a small amount of parallel fibers passage, makes to be prolonged by the fiber strip of boundling to keep its tightness degree; The both sides that Fig. 1 L is depicted as the fiber channel 2 of tightening device 1 are inlet fiber channels 2 for the short distance parallel (or trapezoidal) of arc surface; The both sides that Fig. 1 M is depicted as the fiber channel 2 of tightening device 1 are inlet geminal fibers passages 2 for the short distance parallel (or trapezoidal) of arc surface, are applicable to that the match network that spins various spacings spins; Fig. 1 N and Fig. 1 S are depicted as tightening device fiber channel 2 inlet laterally to be provided with the circular arc of projection from top to bottom stupefied 3, and the tightening device fiber channel is the public outlets of two inlets, is provided with water droplet shape isolation strip in the middle of two inlet outermost circular arcs.The tip location of water droplet shape isolation strip is concordant with the arrival line of fiber channel, the right and left of water droplet shape isolation strip is two fiber channels, 2 inlets, water droplet shape isolation strip longitudinal length is shorter than the length of fiber channel 2, the arc end of water droplet shape isolation strip and the outlet of fiber channel 2 have distance, two outermost arc surfaces in the inlet left and right sides of water droplet shape isolation strip and fiber channel 2 are provided with clearance C, horizontal direction width position A in water droplet shape isolation strip is more than or equal to the size of the public outlet B of fiber channel 2, be exclusively used in and spin the match network and closely spin with ring match network and closely spin, the spandex match network bag heart closely spins, two rove that the match network spins in the production feed about 1 two fiber channels of this tightening device 2 inlets respectively, slight gap C between two fiber channel outermost arc surfaces and water droplet shape isolation strip, the drawing-off yarn is tight by boundling, by two one fiber strands about closely be close to separately a public outlet about two limits, make from two velamens of fiber channel 2 public outlets spacing is arranged between the fiber strip closely, the big I of this spacing is by kind requirement design arbitrarily, less spacing can make fine spining machine open at a high speed and reduce end breakage rate, and the effect that well prevents big cotton knot and impurity obstruction outlet is arranged; Jaw front twist triangle zone tightening device 1 before Fig. 1 O is considered as, it is little that the fiber channel 2 of tightening device 1 is the trumpet-shaped inlet large outlet, fiber channel 2 is diminished gradually by the outlet that enters the mouth, the inlet size of the fiber channel 2 of tightening device is greater than the fiber strip width of preceding jaw output, the outlet size of fiber channel 2 is the 0.2-3.0 millimeter, the outlet that the transmission of the spinning section twist enters tightening device fiber channel 2, tightening device 1 laterally is provided with penetrating sliding eye 4, the one side that contacts with front roller at tightening device 1 is equipped with permanent magnet 7, permanent magnet makes tightening device 1 fiber channel 2 be close to the front roller surface, and making fiber channel is enclosed channel 2; Position before Fig. 1 P is depicted as tightening device and is installed on the jaw front slider bar 5, the front roller surface of jaw outlet twist triangle zone was gapped between tightening device and the preceding rubber roll before tightening device 1 was close to; It is the public outlets of two inlets that Fig. 1 Q and Fig. 1 R are considered as tightening device fiber channel 2, and it is stupefied 3 that fiber channel inlet is not laterally established protruding circular arc, and other method is that two public outlets that enter the mouth are identical with the described fiber channel in front.

As shown in Figure 2: traversing type tightening device 1 extend upward formation collector 10 shapes the ennation tightening device arranged: Fig. 2 A and Fig. 2 G are depicted as the fiber channel 2 tops sealing of ennation tightening device 1, inlet at fiber channel 2 laterally is provided with the smooth circular arc stupefied 3 of projection from top to bottom, the summit of stupefied 3 projectioies of this circular arc surpasses the height of drawing-off yarn F, that plays the fiber pressure bar is used for that to improve the bar solid carbon dioxide flat, the following permanent magnet 7 that can be equipped with that ennation tightening device 1 is arranged is in order to the absorption roller, improve protruding circular arc stupefied 3 and press down the effect of drawing-off yarn F, prevent that collector from jumping; The fiber channel 2 that Fig. 2 B and Fig. 2 H are depicted as ennation tightening device 1 is penetrating shape up and down, the left and right sides face of fiber channel 2 is set to very smooth circular arc or trapezoidal, parallel shape, horizontal adhesion (casting) at fiber channel 2 inlets has ganoid circular arc stupefied 3, circular arc stupefied 3 is a metal (pottery, plastics) bar-shaped, circular arc rod 3 following (on) end the surface to surpass drawing-off yarn F run location, play the effect of fiber pressure bar, these circular arc rod 3 working faces that contact with drawing-off yarn F are smooth arc surface or abnormal curved surface, and non-working surface is a point of a knife, triangle, polygon, circle, lack circle, rectangle, curved surface shaped etc.Fiber channel 2 tops that Fig. 2 C and Fig. 2 I are depicted as the ennation tightening device are made as penetrating shape, the bottom is made as enclosed shape, and laterally be provided with the circular arc stupefied 3 of projection from lower to upper at fiber channel 2 inlet, the top of this circular arc stupefied 3 surpasses drawing-off yarn F run location, play the effect of pop-up formula fiber pressure bar, the obstruct that drawing-off yarn F is subjected to the horizontal base angle of tightening device sharp knife mouth 8 can enter the fiber channel 2 of below sealing by the root fiber, during drawing-off yarn F process fiber channel 2, drawing-off yarn F produces downward pressure and thrust forward to the circular arc stupefied 3 of fiber channel 2 inlet lateral projection, downward pressure makes the tightening device bottom be close to the front roller surface, reducing has beating of ennation tightening device, did not rock the rubber roll back before drawing-off yarn power forward was close to ennation tightening device 1, makes spinning quality more stable; To be fiber channel 2 that ennation tightening device 1 arranged be totally enclosed type up and down to Fig. 2 D, fiber channel 2 porch laterally are provided with the circular arc stupefied 3 of projection from lower to upper, the ennation tightening device 1 that has that is provided with two fiber channels 2 is specialized in Siro-spun yarn, has ennation tightening device 1 top can establish different shape; Fig. 2 E and Fig. 2 J have the fiber channel of ennation tightening device that the circular arc stupefied 3 of projection is from lower to upper laterally arranged, fiber channel top sealing be provided with a fiber channel 2 ennation tightening device 1 arranged, fiber is difficult for running out of fiber channel 2 when drawing-off yarn F traverses, and has extraordinary gathering to gather the effect of fiber.

Claims (10)

1. traversing type tightening device, form by the tightening device that is installed in the fiber channel (2) that having vertically on the slider bar (5) be " eight " font by tightening device sliding eye (4), it is characterized in that: the left and right sides face of tightening device (1) is subtriangular, subtriangular two limits up and down are the circular arc to the triangle indent, the district's side view of swimming of the preceding jaw that shape that the left and right sides face of tightening device (1) is subtriangular and front roller and preceding rubber roll are formed matches, circular arc and front roller surface circular arc that tightening device (1) is close to the leg-of-mutton limit of front roller match, tightening device (1) towards the arc radius on the leg-of-mutton limit of preceding rubber roll greater than preceding rubber roll surface arc radius, large outlet is little vertically is " eight " font and diminishes gradually for horizontal inlet for the fiber channel (2) of tightening device (1), the left and right sides face of fiber channel (2) outlet is parallel, the inlet of fiber channel (2) is horizontally arranged with the circular arc stupefied (3) of projection, the center of circle vertical line of the protruding circular arc of circular arc stupefied (3) and the center of circle vertical line of tightening device sliding eye (4) have 0-5 millimeter spacing in vertical section, the tightening device sliding eye (4) of tightening device (1) is the penetrating hole of horizontally set, and the cross sectional shape of tightening device sliding eye (4) and slider bar (5) cross sectional shape match.

2. traversing type tightening device according to claim 1, it is characterized in that: the height of projection of circular arc stupefied (3) is for surpassing drawing-off yarn F position 0.1-3 millimeter, circular arc stupefied (3) is stupefied at the circular arc of the projection from top to bottom of the inlet horizontally set of fiber channel (2), or circular arc stupefied (3) is stupefied at the circular arc of the projection from bottom to top of the inlet horizontally set of fiber channel (2), the throat width of described tightening device (1) fiber channel (2) is greater than drawing-off yarn F width, the exit width of tightening device (1) fiber channel (2) is set to the 0.2-3.0 millimeter, and the cross sectional shape of tightening device sliding eye (4) is circular or circular for lacking, triangle, rectangle, oval, fan-shaped.

3. traversing type tightening device according to claim 2, it is characterized in that: the fiber channel (2) of tightening device (1) is the open slot of groove type, the opening of groove is on the opposite of circular arc stupefied (3), the opening of groove is towards front roller or towards preceding rubber roll, the fiber channel (2) of tightening device (1) is a plurality of or is preferred 1-4 that longitudinal center's line parallel of a plurality of fiber channels (2) or its extended line intersect.

4. traversing type tightening device according to claim 1, it is characterized in that: the fiber channel (2) of tightening device (1) is for closed, the cross section of the horizontal base angle point (8) of tightening device (1) bottom or the horizontal drift angle point (11) on top is the point of a knife shape of " V " font, or the fiber channel (2) of tightening device (1) is an open type, its opening is to go up at the horizontal base angle point (8) of tightening device (1) bottom the tiny opening (9) that leads to fiber channel is set, tiny opening (9) is fan-shaped or is tubaeform, parallel shape, trapezoidal, tiny opening (9) vertically is provided with from lower to upper or is obliquely installed.

5. traversing type tightening device according to claim 1, it is characterized in that: the laterally set circular arc stupefied (3) of fiber channel (2) inlet of tightening device (1) penetrates tightening device hole (4) for slider bar (5) and is exposed to the horizontal smooth circular arc stupefied (3) of fiber channel (2) inlet, the cross section that is exposed to the horizontal slider bar (5) of fiber channel (2) inlet is equipped with permanent magnet (7) for circle or for circular arc, scarce circular, fan-shaped, oval on the tightening device of being close to front roller one side (1).

6. traversing type tightening device according to claim 1, it is characterized in that: the fiber channel (2) of tightening device (1) is set to the public outlet of two inlets, the centre that two inlet left and right sides outermost of fiber channel (2) vertically are " eight " font circular arc is provided with horizontal direction and is water droplet shape isolation strip, the tip location of water droplet shape isolation strip is concordant with the arrival line of fiber channel (2), the right and left of water droplet shape isolation strip is two fiber channels (2) inlets, water droplet shape isolation strip longitudinal length is shorter than the length of fiber channel (2), the outlet of the arc end of water droplet shape isolation strip and fiber channel (2) has distance, two inlet left and right sides outermost side arc surfaces of water droplet shape isolation strip and fiber channel (2) are provided with clearance C, clearance C is the 0.2-2.0 millimeter, horizontal direction width position A in water droplet shape isolation strip is more than or equal to the size of the public outlet B of fiber channel (2), this public outlet B is the 1-12 millimeter, cotton spinning is preferably the 1-6 millimeter, and water droplet shape isolation strip is a water droplet shape or fan-shaped, triangle, trapezoidal, rhombus, jewel shape, oval.

7. traversing type tightening device according to claim 1, it is characterized in that: on the slider bar (5) of the preceding jaw front that rubber roll and front roller were formed before tightening device (1) was installed on, the side view of the preceding jaw front that shape that the left and right sides face of tightening device (1) is subtriangular and front roller and preceding rubber roll are formed matches, subtriangular two limits up and down are the circular arc to the triangle indent, circular arc and front roller surface circular arc that tightening device is close to the leg-of-mutton limit of front roller match, tightening device (1) towards the arc radius on the leg-of-mutton limit of preceding rubber roll greater than preceding rubber roll surface arc radius, the inlet size of the fiber channel (2) of tightening device (1) is greater than the fiber strip width of preceding jaw output, outlet size is the 0.2-3.0 millimeter, fiber channel (2) is diminished gradually by the outlet that enters the mouth, it is stupefied that fiber channel (2) inlet is not laterally established protruding circular arc, fiber channel quantity is selected then 1-4, or fiber channel is selected the public outlet of described two inlets of claim 6.

8. traversing type tightening device according to claim 1, it is characterized in that: left and right sides face is subtriangular tightening device (1) upwardly extending collector (10) the shape ennation that is, top cross at ennation is provided with tightening device sliding eye (4), fiber channel (2) is a penetrating shape up and down, inlet at fiber channel (2) laterally is equipped with smooth circular arc stupefied (3), and the cross section of smooth circular arc stupefied (3) is circle or circular arc, scarce circular, fan-shaped, oval.

9. traversing type tightening device according to claim 8, it is characterized in that: the fiber channel (2) of tightening device (1) is close to the side sealing of front roller, the inlet horizontally set of fiber channel (2) is the circular arc stupefied (3) of projection from lower to upper, the opposing party that the fiber channel (2) of tightening device (1) is close to front roller is sealing or penetrating, the cross section of the base angle point (8) of tightening device (1) is the point of a knife shape of " V " font, or the side that the fiber channel (2) of tightening device (1) is close to front roller has tiny opening (9), the inlet horizontally set of fiber channel (2) is the circular arc stupefied (3) of projection from lower to upper, and tiny opening (9) passes circular arc stupefied (3) from lower to upper and leads to fiber channel (2).

10. traversing type tightening device according to claim 8, it is characterized in that: vertical two sides inlet of fiber channel (2) has the chamfering of circular arc, the two sides of fiber channel (2) are set to arc or trapezoidal, parallel shape, the arc ladder is in conjunction with shape, perhaps the length of fiber channel (2) is the 2-8 millimeter, the width of fiber channel (2) inlet is the 3-8 millimeter, fiber channel (2) exit width is the 0.2-4.0 millimeter, the outside transverse width of tightening device (1) is the 7-26 millimeter, fiber channel (2) is made as 1-4, and the fiber channel (2) that perhaps is made as the described tightening device of claim 6 is the public outlet of two inlets.

Images