CN1475420A

CN1475420A - Air ring controller

Info

Publication number: CN1475420A
Application number: CNA031786308A
Authority: CN
Inventors: 北山三朗; 穴田雅
Original assignee: Tsudakoma Industrial Co Ltd
Current assignee: Tsudakoma Corp
Priority date: 2002-07-17
Filing date: 2003-07-17
Publication date: 2004-02-18
Also published as: JP2004052135A; TW200401855A; KR20040008084A

Abstract

To reduce the yarn-taking resistance of a balloon breaker to facilitate a yarn-taking work. The balloon breaker(1) disposed between a yarn winder(3) and a yarn guide(4) disposed apart from the yarn winder(3) is characterized in that the balloon breaker has a spiral portion(13) extended from the side of the yarn wider(3) toward the yarn guide(4) and that the spiral portion(13) has a spiral shape less than one rotation on the axis(J) of the yarn winder(3) and gets close to the axis(J) with approaching the yarn guide(4).

Description

Balloon breaker

Technical field

The present invention relates to a kind ofly be configured in the yarn coiling body of fibre machinery (loom, braider, yarn-twisting machine etc.) and leave balloon breaker between the thread-carrier of yarn coiling body configuration.

Background technology

In fibre machinery, when pulling out the yarn that is wound on the yarn coiling body,, yarn produces the shredding air ring owing to expanding laterally, stop its expansion by balloon breaker.As the basic prior art of above-mentioned balloon breaker, real opening a kind of taper barrel device of going into front end taper on the latitude direction is disclosed in the clear 60-127375 communique.And the improvement technology of pulling out resistance (friction drag) that contacts with balloon breaker and produced as the weft yarn that reduces shredding is opened the spy and to be disclosed a kind of device that adopts the coniform yarn circle of front end taper in the clear 57-138992 communique.

But, require now to pull out resistance than further reduction of above-mentioned improvement technology.And the above-mentioned latter's improvement technology is owing to be to cover conical space by yarn circle helically, so will point when the outside insertion of yarn circle is wherein passed yarn, no matter from which direction, the yarn circle all is in the way, the operation that is difficult to entry.

The present invention considers above-mentioned truth and develops that its problem makes the operation of entrying easy for reducing to pull out resistance.

Summary of the invention

The balloon breaker of technical solution of the present invention 1 is to be configured in the yarn coiling body and to leave balloon breaker between the thread-carrier of yarn coiling body configuration, it is characterized in that, has the whorl that extends towards thread-carrier from yarn coiling body one side, above-mentioned whorl is that the axis with the yarn coiling body is the spiral fashion of center less than a circle, and it is, approaching with respect to the distance of above-mentioned axis along with near thread-carrier.

Because whorl is along with near thread-carrier and approaching with respect to the distance of above-mentioned axis, thus from the yarn coiling body the yarn of shredding naturally near the hole of entrying of thread-carrier.

The feature of technical scheme 2 of the present invention is that whorl extends to thread-carrier from the outside of yarn coiling body periphery.

So, can on the total length between yarn coiling body and the thread-carrier, stop the expansion of yarn.

The feature of technical scheme 3 of the present invention is, near whorl extends to the midway location of yarn coiling body and thread-carrier from the outside of coiling body periphery.

So, owing to can stop the expansion of the yarn of pulling out from the yarn coiling body in the starting stage, so be actv..

The feature of technical scheme 4 of the present invention is, is provided with to prolong portion on the front end of thread-carrier one side of whorl, prolongs portion along with becoming far away near thread-carrier with respect to the distance of above-mentioned axis.

Portion owing to exist to prolong, compare, improve with the disengaging (coming off) of the contacted yarn of whorl so prolong the structure that portion with nothing.

The present invention is that whorl is that axis with the yarn coiling body is the spiral fashion of center less than a circle, the at least a portion that with the axis is the circumference at center is uncovered, compare with the existing product that covers full week, the operation that is easy to entry, and owing to the contact portion of yarn has reduced to pull out resistance.Therefore, both can alleviate the damage of yarn, can also save into the used energy of latitude.In addition, owing to be not to be capped in full week, so improved the identification of yarn shredding state.

Description of drawings

Fig. 1 is the lateral plan of expression balloon breaker of the present invention.

Fig. 2 is the front view of expression balloon breaker of the present invention.

Fig. 3 is the lateral plan of another balloon breaker of expression the present invention.

The specific embodiment

Balloon breaker 1 of the present invention for example is applicable to that fixedly the drum type weft yarn is surveyed long storage device 2 as shown in Figure 1.More particularly, go into weft inserting nozzle 5 upstreams one side at fluid jet loom, sequentially dispose the fixedly long storage device 2 of drum type weft yarn survey along going into the latitude direction, balloon breaker 1, and thread-carrier 4, go into latitude by pull out the weft yarn Y that is wound on the drum 6 from the fluid jet of going into weft inserting nozzle 5.Thread-carrier 4 and go into weft inserting nozzle 5 and be fixed on the not shown loom framework.In addition, alleged in the present invention yarn coiling body 3 is meant the parts of coiling yarn, surveys in the long storage device 2 at fixing drum type weft yarn, and the drum 6 of coiling yarn is suitable with it.

Fixedly the drum type weft yarn is surveyed long storage device 2 as depicted in figs. 1 and 2, and weft yarn Y is wound on the drum 6 and stores, and the card that the crank motion by the card shotpin 7 relative with the periphery of drum 6 carries out weft yarn Y only and shredding.More particularly, drum 6 is fixed on the front portion of storage device body 8, in storage device body 8, has not shown S. A., on S. A., be provided with flyer 9 integratedly, flyer 9 rotatably is provided with along the periphery of drum 6, card shotpin 7 is bearing in the outside of drum 6 via being fixed on carriage 10 on the storage device body 8, is arranged to its front portion and can comes in and goes out by the crank motion of card shotpin 7 and with respect to the stop hole 11 of drum 6.

Because balloon breaker 1 is crooked shape for bar-like member, so, can make the one end be positioned at the outside of drum 6 peripheries by the one end being inserted in the collection hole 12 of opening on the front portion of above-mentioned carriage 10 and fixing with stop screw etc.The material of balloon breaker 1 preferably has rigidity, while but adjust degree of crook for the expansion that can observe weft yarn at the scene prevents situation, also can be material with flexibility of the enough hand bendings of energy.The cross sectional shape of bar-like member is circular, but is not limited in this, also can be that quadrangle etc. is square, preferably with the form of fillet (circular, oval, chamfering square etc.).And balloon breaker 1 extends to thread-carrier (till contact) from the outside of drum 6, by whorl 13 with prolong portion 14 and constitute.

Whorl 13 contacts with weft yarn Y and stops it to expand, and is that axis J with the S. A. of yarn coiling body 3 is the center less than the spiral fashion of a circle and along with near thread-carrier 4 and the part approaching with respect to the distance of axis J.

Whorl 13 preferably is arranged to the contacted state in side with the imaginary cone space in the hole 15 of entrying of periphery that is connected drum 6 and thread-carrier 4.And even do not contact with respect to the side of above-mentioned cone, so long as along with close thread-carrier 4, the distance of axis direction is approaching, then also can prevent the expansion of weft yarn Y.Preferably make the hand of spiral of whorl 13 consistent with weft yarn shredding direction (hand of rotation of flyer).So,, the expansion of weft yarn Y can be constrained to along whorl 13 undergauges, repression of swelling effectively near in the process of thread-carrier 4 at weft yarn Y.

Though under the situation of thread-carrier 4 unilateral observation yarn coiling bodies 3, the angle θ of whorl 13 in Fig. 2 for being roughly 140 ° of center, so long as the scope of 0 °＜θ＜360 ° gets final product with axis J.Preferably 120 °≤θ＜360 ° (1/3 circle≤θ＜1 circle).

Prolong portion 14 for be easy to will stop by whorl 13 the weft yarn Y that expands be directed in the hole 15 of entrying of thread-carrier 4 and considered that the situation of entrying forms, be along with space thread-carrier 4 near and become part far away with respect to the distance of axis J, warpage ground is not smooth and easy continuously and the linearity extension from the front end of thread-carrier one side of whorl 13.

Balloon breaker 1 and the diameter of drum 6,4 the distance and the shredding direction of yarn etc. are set whorl 13 matchingly and are prolonged and portion 14 from drum 6 to thread-carrier.As setup parameter, the length L of extending towards thread-carrier 4 from drum 6 is arranged, the radius r a of installation one side of the whorl of considering the diameter of drum 6 and determining, considered the internal diameter in the hole 15 of entrying of thread-carrier 4 and the radius r b of the whorl front side that determines, the angle θ of whorl 13, and prolong length d that portion 14 etc.The installation site of balloon breaker 1 be preferably in card shotpin 7 near, but from the card shotpin 7 also passable along the position that peripheral direction is left.

Fixedly the drum type weft yarn is surveyed the action of long storage device 2 and is, at first, and under the state in blocking the stop hole 11 that shotpin 7 enters drum 6.The weft yarn Y that flyer 9 is pulled out from flyer 9 by not shown CD-ROM drive motor rotation is wound on the drum 6.Then, in the specified time of loom, card shotpin 7 is deviate from from stop hole 11, removes card and ends, and simultaneously, by from the fluid jet of going into weft inserting nozzle 5, produces the shredding air ring and is drawn out and goes into latitude while be stored in weft yarn Y on the drum 6.In ensuing specified time, become the card that card shotpin 7 enters in the stop hole 11 once more and end state, weft yarn Y is drawn out the length of regulation from drum 6, goes into latitude and finishes.When going into latitude, from drum 6 during thread-carrier 4, when being wound on weft yarn Y on the drum 6 by shredding, though effect has centnifugal force and will expand laterally on weft yarn Y, but because balloon breaker 1 has stoped its expansion, so can suppress successfully to go into latitude towards the resistance of pulling out of going into weft inserting nozzle 5 one sides.

Below represent variation of the present invention.Balloon breaker 1 is not limited in bar-like member, and also can be the cross section be rectangular strip-shaped parts roughly.The manufacture method of balloon breaker 1 also is not limited in the method with bar-like member or strip-shaped parts bending, also can be that the cone shape tube with the front end taper cuts into the screw-shaped method.Balloon breaker 1 also can be arranged to along the interval that axis direction extends lean on drum 6 one sides or thread-carrier 4 one sides from the outside of drum 6 peripheries partially to the whole interval of thread-carrier 4.Detailed description to the former is the balloon breaker shown in the solid line 1 among Fig. 3, and balloon breaker 1 makes the one end be positioned at drum 6 outsides, has near the whorl 13 of midway location that extends to drum 6 and thread-carrier 4 simultaneously.And, detailed description to the latter is the balloon breaker 1 shown in the single-point line among this figure, balloon breaker 1 near the midway location of drum 6 and thread-carrier 4, make an end of balloon breaker 1 be positioned at the outside, side in the imaginary cone space in the hole 15 of entrying that links drum 6 and thread-carrier 4, have the whorl 13 that extends to thread-carrier 4 simultaneously.Owing to can stop the expansion of weft yarn Y, be preferably partially by drum 6 one side settings in the starting stage.And, be preferably disposed on a half-interval of drum 6 one sides in the above-mentioned single-piece interval, promptly be the midway location of drum 6 and thread-carrier 4 from the outside of drum 6 peripheries.Also can consider to dispose simultaneously above-mentioned the former and the latter.

The configuration number of balloon breaker 1 can dispose a plurality of along axis direction.In this case, though the spiral fashion that each balloon breaker 1 can be formed less than a circle preferably forms all balloon breakers 1 shape less than a circle altogether.And the configuration number of balloon breaker 1 also can be provided with to devices spaced apart a plurality of on the circumferencial direction that with axis J is the center.In addition, also can prepare a plurality of different balloon breakers 1 accordingly, therefrom select best use with yarn kind, actual machine state etc.In addition, though surveying number storage device 2, weft yarn in diagram, is fixing drum type, the wheeled also applicable balloon breaker 1 of the present invention of going barrel.And, for the yarn coiling body 3 that is suitable for balloon breaker, as long as produce the shredding air ring when being wound with yarn and pulling out yarn then applicable to any yarn coiling body, be not limited in above-mentioned weft yarn and survey the drum 6 of long storage device 2, also go for being wound with the yarn coiling body for the fibre machinery outside yarn body and the loom of weft yarn or yarn in addition.

Claims

1. balloon breaker is to be configured in yarn coiling body (3) and to leave balloon breaker (1) between the thread-carrier (4) of yarn coiling body (3) configuration, it is characterized in that,

Has the whorl (13) that extends towards thread-carrier (4) from yarn coiling body (3) one sides, above-mentioned whorl (13) is that the axis (J) with yarn coiling body (3) is the spiral fashion of center less than a circle, and it is, approaching with respect to the distance of above-mentioned axis (J) along with near thread-carrier (4).

2. balloon breaker according to claim 1 is characterized in that, above-mentioned whorl (13) extends to above-mentioned thread-carrier (4) from the outside of above-mentioned yarn coiling body (3) periphery.

3. balloon breaker according to claim 1 is characterized in that, near above-mentioned whorl (3) extends to the midway location of above-mentioned yarn coiling body (3) and above-mentioned thread-carrier (4) from the outside of above-mentioned yarn coiling body (3) periphery.

4. balloon breaker according to claim 1, it is characterized in that, be provided with to prolong on the front end of above-mentioned thread-carrier one side of above-mentioned whorl (13) and portion (14), above-mentioned prolonging portion (14) along with becoming far away near above-mentioned thread-carrier (4) with respect to the distance of above-mentioned axis (J).