CN102926113A

CN102926113A - Cylindrical fabric inner expanding device for shuttle loom

Info

Publication number: CN102926113A
Application number: CN2012104730682A
Authority: CN
Inventors: 钱俊; 卜芳芳; 陈小波
Original assignee: Changshu Baofeng Special Fiber Co Ltd
Current assignee: Changshu Baofeng Special Fiber Co Ltd
Priority date: 2012-11-21
Filing date: 2012-11-21
Publication date: 2013-02-13

Abstract

The invention discloses a cylindrical fabric inner expanding device for a shuttle loom, and belongs to the technical field of weaving machine accessories. The cylindrical fabric inner expanding device comprises a machine base, a reed, a cloth guide roller and a cloth roller, and is characterized by comprising a bracket, wherein the bracket comprises a first steel bar supporting arm, a second steel bar supporting arm, a steel bar and an inner expanding plate; the first steel bar supporting arm is fixed at one end of one side of the machine base toward the reed; the second steel bar supporting arm is fixed at the other end of the side of the machine base toward the reed, and corresponding to the first steel bar supporting arm; one end of the steel bar is fixed with the first steel bar supporting arm, while the other end of the steel bar is fixed with the second steel bar supporting arm; and magnets are fixed on the inner expanding plate for attracting the surface of one upward side of the steel bar. As the magnets attracting the steel bar are arranged on the inner expanding plate, a spring in the prior art is abandoned to avoid influence on the weft yarn density; free from the spring, lasting and stable inner expanding effect can be ensured without maintenance; and the whole structure is simple, and installation and use are convenient.

Description

The TUBULAR FABRIC inner support width of cloth device of fly-shuttle loom

Technical field

The invention belongs to loom auxiliary accessories technical field, be specifically related to a kind of TUBULAR FABRIC inner support width of cloth device of fly-shuttle loom

Background technology

The weaving mode of above mentioned TUBULAR FABRIC has woven and knitting other, woven such as Shuttle Loom for Weaving, knittingly weave such as circular knitting machine, but need to be by means of the Shuttle Loom for Weaving TUBULAR FABRIC in many situations, the form of expression of for example working as the weft yarn of TUBULAR FABRIC is consecutive hours, can only adopt Shuttle Loom for Weaving so.

The wefting insertion of fly-shuttle loom is finished by (industry also claims to shuttle back and forth or the wefting insertion) motion of throwing a spear, therefore make inevitably rare density of rare density ratio zone line of layer cloth both sides selvedge close, so when when opening layer cloth formation TUBULAR FABRIC, the whole uniformity consistency of the rare density of TUBULAR FABRIC cloth cover is affected.

The way that solves the problems of the technologies described above before is in weaving process both sides namely respectively to be added a special line (special line does not participate in interweaving) disposal corresponding to the both sides of selvedge, specifically can be referring to the 150-152 page or leaf as " fabric tissue and line knit " first volume of high Re formation of Textile Institute's teaching material, special line also claims tensioned thread, by tensioned thread the effect of the support width of cloth is played in the selvedge both sides, but be in the wefting insertion process because the tension effects of tensioned thread is comparatively fragile throwing a spear, thereby can occur partially moving, thereby make the both sides yarn undulate of selvedge, be not enough to ensure the quality of TUBULAR FABRIC.Because as aforementioned, when opening two-layer fabric and form TUBULAR FABRIC, phenomenon that can obvious yarn (before being in the yarn at selvedge place) undulate.

China Patent Publication No. CN1648306A recommends to have " spring inner web support for woven tubular fabric ", this patent scheme is that an inner support former (patent claims to support former) is installed between the two layers of cloth of woven layer cloth, this inner support former struts the both sides of layer cloth when the fly-shuttle loom wefting insertion, thereby guarantee the uniformity of the sparse density of layer cloth both sides and cloth cover, and the inner support former can move along warp thread direction at the fell place with the beating motion of reed, namely, the inner support former stretches out fell when wefting insertion, and when beating up along with the beating-up force fell of retracting, thereby Instructions Page 2 the reciprocal the 5th that can objective this patent application of embodiment walks to the 3rd page of described technique effect of the 1st row.But, there is following shortcoming in this patent application: one, reset in order to guarantee the inner support former, and therefore between inner support former and steadying plate, be provided with a pair of spring (patent claims left and right spring), yet arranging of spring can reduce weft count, thereby the mass formation of TUBULAR FABRIC is affected; Its two, spring produces fatigue phenomenon easily, and after fatigue appears in spring, can have a strong impact on resetting of inner support former, if untimely replacing then cause inner support width of cloth function to weaken and even disappear; Its three, complex structure and install and use trouble.

In view of above-mentioned prior art, the applicant has done positive and useful exploration, finally formed technical scheme described below, and taked to have carried out simulated test repeatedly in the applicant plant area under the strict secrecy provision, it is practicable that the result proves

Summary of the invention

Task of the present invention is to provide a kind of and need not to use spring that the inner support former is resetted and use and avoid weft count is exerted an influence, is conducive to ensure lasting support width of cloth effect and uses and embody non-maintaining maintenance and be of value to that to embody structure terse and easy to install and use the TUBULAR FABRIC inner support width of cloth device of the fly-shuttle loom of saving cost.

Task of the present invention is finished like this, a kind of TUBULAR FABRIC inner support width of cloth device of fly-shuttle loom, described fly-shuttle loom comprises support, be positioned at support length direction a side reed and be arranged on rotationally a fabric guide roll and the bolt roller of opposite side of the length direction of support, cloth beam is corresponding to the below of fabric guide roll, be characterised in that described TUBULAR FABRIC inner support width of cloth device comprises a carriage, carriage comprises first, the second steel bar trailing arm and steel bar, the first steel bar trailing arm is fixed on described support towards an end of a side of described reed with level, the second steel bar trailing arm is fixed on support towards the other end of a side of reed with level, and corresponding with the first steel bar trailing arm, one end of steel bar and the first steel bar trailing arm are fixed, and the other end and the second steel bar trailing arm are fixed; One is placed to the inner support former to the both sides selvedge stretching of TUBULAR FABRIC of being used in the TUBULAR FABRIC chamber of TUBULAR FABRIC under the use state, this inner support former be fixed with for described steel bar towards on the magnet of surperficial phase adhesive of a side.

One of technical scheme provided by the invention technique effect compared with the prior art, because by being arranged on the magnet that is provided with on the inner support former with the adhesive of steel bar phase, thereby abandoned the spring in the prior art, avoided weft count is exerted an influence; Its two owing to need not to use spring, therefore can ensure lasting and stable inner support width of cloth effect, Maintenance free and maintenance; Its three, overall structure is terse, and is easy to install.

Description of drawings

Fig. 1 is embodiments of the invention and uses illustration.

Fig. 2 is the partial enlarged drawing of Fig. 1.

The specific embodiment

For the auditor that the makes Patent Office especially public can be expressly understood technical spirit of the present invention and beneficial effect more, the applicant general elaborates in the mode of embodiment below, but all be not restriction to the present invention program to the description of embodiment, any according to the present invention's design done only for pro forma but not substantial equivalent transformation all should be considered as technical scheme category of the present invention.

See also Fig. 1 and Fig. 2, in Fig. 1, provide the support 1 of the loom that belongs to the known technology category and corresponding to the reed 2 that works the effect of beating up of a side of the length direction of support 1, be equipped with rotationally a fabric guide roll 11 and bolt roller 12 at the opposite side of the length direction of support 1.Has dent 21 at aforesaid reed 2.Understanding for the ease of the public, the applicant has illustrated TUBULAR FABRIC 5(in Fig. 1 and Fig. 2 be layer cloth), be equipped with warp thread 51 between aforesaid each adjacent dent 21, owing to be TUBULAR FABRIC 5, therefore has a fell 6, illustrated shuttle 7 is finished wefting insertion and is namely introduced weft yarn 52(Fig. 2 and show in fell 6), the weft yarn 52 of introducing is beaten up by reed 2.

As the technical essential of technical scheme provided by the invention, the cylindraceous fabric of recommendation support width of cloth device comprises a carriage 3 and an inner support former 4, and carriage 3 is fixed on aforementioned support 1 towards a side of the length direction of reed 2, inner support former 4 and carriage 3 phase adhesives.

In the present embodiment, aforesaid carriage 3 comprises first, second steel bar trailing arm 31,32 and steel bar 33, the first steel bar trailing arm 31 is fixed on support 1 towards an end of the length direction of reed 2 one sides with level, and the second steel bar trailing arm 32 is fixed on support 1 towards the other end of the length direction of a side of reed 2, one end of steel bar 33 is by screw 331 or fixing by welding manner and the first steel bar trailing arm 31, and the other end of steel bar 33 is equally by screw 331 or fixing with the second steel bar trailing arm 32 by welding.

Offer one group of side from the thickness direction of inner support former 4 at the length direction of aforesaid inner support former 4 with the interval state and connect magnet embedding chamber 41 to opposite side, be embedded with a magnet 411 in each magnet embedding chamber 41, magnet 411 and the surperficial phase adhesive of aforesaid steel bar 33 towards a upper side.

Aforesaid inner support former 4 is non-metal board, and preferably uses plastic plate, nylon sheet or smooth plank.The quantity in aforesaid one group of magnet embedding chamber 41 is two or more.When magnet embedding chamber 41 was two, one of them was opened in an end of inner support former 4 so, and another then is opened in the other end of inner support former 4; When the quantity in magnet embedding chamber 41 is three, be opened in so respectively two ends and the middle part of inner support former 4, namely a magnet embedding chamber 41 is respectively offered at two ends and middle part; When the quantity in magnet embedding chamber 41 is four or when above, respectively offer one at the two ends of inner support former 4 so, all the other then are positioned at the middle part of inner support former 4 in the compartment of terrain.

In the present embodiment, aforesaid magnet embedding chamber 41 be shaped as rectangle, but also can be circular or other similar shape, the adaptability that the shape in the shape of magnet 411 and magnet embedding chamber 41 keeps following in sb's footsteps concerns.

The applicant need to prove: if magnet 411 is transferred on the aforementioned steel bar 33, and be embedded iron block for magnet 411 adhesives at aforesaid inner support former 4, should be considered as so equivalence and change and still belong to the present invention program's category.Again, if with first, second steel bar trailing arm 31,32 and steel bar 33 constitute integrative-structure, should be considered as equally so equivalence and change and belong to technology contents category disclosed by the invention.

The applicant narrates operation principle of the present invention in conjunction with Fig. 1 and Fig. 2, when behind shuttle 7 wefting insertion and by reed 2, beating up, reed 2 acts on simultaneously and is positioned at the upper of TUBULAR FABRIC 5, lower floor's cloth 53, between 54 and corresponding to the aforesaid inner support former 4 at fell 6 places, make inner support former 4 towards the direction displacement of TUBULAR FABRIC 5, namely withdraw from fell 6 and enter fully, lower floor's cloth 53, between 54, and when reed 2 finish beat up after, owing to still being in, magnet 411 is able to and steel bar 33 (in zone) in the scope of upper surperficial phase adhesive so, therefore inner support former 4 is returned to the attracting state with steel bar 33 under the effect of magnet 411, at this moment, inner support former 4 is insinuated into fell 6 towards a side of the length direction of fell 6, the degree of probeing into is about 0.8-1.2 ㎝, the degree that withdraws from is with example, thereby support the width of cloth by the position of 4 pairs of fells 6 of inner support former all the time, make the upper strata cloth 53 that consists of TUBULAR FABRIC 5 and the density of the edge of the length direction of lower floor cloth 54 and the density consistent (Fig. 2 shows) of central region, guaranteed the quality of TUBULAR FABRIC 5.According to professional general knowledge, when narrow variations of door fabric width of TUBULAR FABRIC 5, the length of inner support former 4 is also made adaptations so, is that the selvedge of TUBULAR FABRIC 5 effectively supports the width of cloth to layer cloth all the time with the two ends of assurance inner support former 4.

In sum, technical scheme provided by the invention has overcome the shortcoming in the prior art dexterously, finished the invention task, especially through the applicant the present invention is configured on the loom and tests, the result show layer cloth be aforesaid TUBULAR FABRIC 5 after opening, be formed for making packaging bag or other similar packing material TUBULAR FABRIC the time do not find the Density inhomogeneity phenomenon, therefore objectively embodied the technique effect described in the superincumbent technique effect of the applicant hurdle

Claims

1. A kind of TUBULAR FABRIC inner support width of cloth device of fly-shuttle loom, described fly-shuttle loom comprises support (1), be positioned at support (1) length direction a side reed (2) and be arranged on rotationally a fabric guide roll (11) and the bolt roller (12) of opposite side of the length direction of support (1), cloth beam (12) is corresponding to the below of fabric guide roll (11), it is characterized in that described TUBULAR FABRIC inner support width of cloth device comprises a carriage (3), carriage (3) comprises first, the second steel bar trailing arm (31,32) and steel bar (33), the first steel bar trailing arm (31) is fixed on described support (1) towards an end of a side of described reed (2) with level, the second steel bar trailing arm (32) is fixed on support (1) towards the other end of a side of reed (2) with level, and corresponding with the first steel bar trailing arm (31), one end of steel bar (33) and the first steel bar trailing arm (31) are fixing, and the other end and the second steel bar trailing arm (32) are fixing; One is placed to the inner support former (4) to the both sides selvedge stretching of TUBULAR FABRIC of being used in the TUBULAR FABRIC chamber of TUBULAR FABRIC under the use state, this inner support former (4) be fixed with for the magnet (411) of described steel bar (33) towards the surperficial phase adhesive of a upper side