Spinning Machinery
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panty portion of support pantyhose. Future development HFP of Heberlein Maschinenfabrik AG had been develop- of air covering machine might be focused on the improve- ed as an interlacer and has been put to practical use. Since ment of nozzle in order to get even entanglement appro- it is effective for air covering, it has been supplied to air priate strength and less air consumption. covering machines of ICBT International land Guidici. In addition, a new type nozzle, called "BCF-JET", used for 7. Other Related Machineries and Equipments thick carpet yarn of 1,000 - 12,000 dtex was also ex- hibited. The shape of a slit of V-Jet exhibited by Fiber- An exhibition of machinery and equipments related to guide Limited is featured by easy processing of yarn, and manufacturing machine for chemical and synthetic fiber less accumulation of dirt. It has been put to practical use varied widely from spinnerets to measuring instrument. for air covering as well as non-sizing texturing and air Such as suction guns, false-twisting friction disk unit, mixing texturing. magnet spindles, air jet nozzles, yarn guides, rubber apron/roller etc. and measuring instruments. (3) Measuring Instruments for Filament Yarn Some exhibits are briefly summarized as follows: There were many other exhibits from manufacturers of testing instruments introducing a variety of measuring (1) Suction Guns instruments, on-line measurements, quality control An air sucker is generally used for yarn suction in systems according to the importance of quality control package mounting onto take-up winders and other similar complying with diversity of end-uses and high quality. winders. However, as the winder speed-up has been Only main instruments and their manufactureres are listed increased the suctioning ability of an air sucker has come below: to be insufficient. A water suction gun has recently been © Measuring instruments for entanglement: by Enka put to practice in place of an air suction gun. At OTEMAS, Tecnica, Rothschild Messinstrumente, Kanebo Engineer- a water suction gun has been exhibited by Toray Precision ing, Ltd., etc. Co., Ltd., which can mount yarn package at a level of 22 Measuring instruments for yarn hairiness: by 6,000 m/min. Shirley Developments Limited, Daiko Co., Ltd., Toray Engineering Co., Ltd., etc. (2) Air Jet Nozzle © Measuring instruments for yarn irregularity: by Air jet nozzles are generally classified into the following Zellweger Uster Co., Ltd., and Keisokki Kogyo Co., Ltd. two types: one is an air texturing nozzle of Taslan type to ® Measuring instruments for yarn twists: by Zweigle form loops and to provide yarn entanglement which is GmbH & Co., KG., and Calderara Bossi S.p.A. regarded as similar to yarn twists effect. © Synthetic Filament Counter and frictional electro- static charge voltage measuring system : by Kanebo Engineering Ltd. © Yarn thermal analyzing system: by Toray Engineering Co., Ltd. References [1] Osamu Yaida; J. Text. Mach. Soc. Japan, 39, No. 1 (1986) [2] Akira Kamiya; J. Text. Mach. Soc. Japan, 41, No.l (1988) [3] Survey Report on ITMA'87 and Situation of Textile Industry in Europe (in Japanse), edited by Japan Chemical Fibers Association (1987) Fig. 13 Hema Jet, Jet Cores of Heberlein Maschinen- fabrik AG Spinning Machinery Hema Jet Series T (Fig. 13) was exhibited by Heberlein Jyuzo Hosokawa Maschinenfabrik AG as an air texturing nozzle. Among Faculty of Education, Shiga University the series, T312 is a new type for texturing extremely fine denier yarn at a high speed. It has reportedly been put to I. Introduction practical use already, for example, in texturing peach skin material. 4 years have passed since the 3rd OTEMAS was held in Next, interlace nozzles were exhibited by Heberlein 1985. At the 4th OTEMAS, a great number of machine Maschinenfabrik AG and Fiberguide Limited. The Clip Jet makers exhibited so many kinds of machines and their 8 Journal of the Textile Machiner Society of Japan accessories belonging to the spinning process. As far as width 3,100 mm) which simplifies the blending of many the spinning process is concerned, new technologies have bales at the same time. Marzoli exhibited its latest model been developed toward higher productivity, higher quality of the opening-line consisting of its automatic bale and more automation to satisfy the market needs. These plucker, B 12/E pivoting Automatic Bale Plucker, Auto- require deversified small-lot producing machines and a few mixer B142 and Two Finer Openers B34. The outstanding large-lot producing machines. Utilizing the accumulated features of this line consist of its continuous run. Each technology and the latest electronics, a lot of integrated machine controls the production rate of the machine spinning machinery manufacturers in the world have placed upstream so as to achieve the best opening and produced complete lines of machines for all processes cleaning effects. Rieter showed opening, cleaning and from bales to yarns. It is quite significant that the latest Blending Machines (full line) as the first part of the technologies widely acknowledged are introduced in such Rieter Spinning System from bale to yarn. Temafa ex- a grand scale as mentioned above for the purpose of hibited Bale Opener, Carding Willow, Fine Opener FFO chasing additional high product values created by and Clean Star. Bale Opener is designed to open bales of deversification, speeding-up, super precision and energy natural and man-made fibers. Carding Willow is designed conservation. for opening and blending. Fine Opener FFO is specially Main machines and their accessories in relation to the designed to open fiber materials of fine denier up to 6 spinning process will be described as follows. deniers. Clean Star is specially designed for opening and cleaning of wastes production in blower rooms and card 2. Preparation of Spinning rooms. Besides, as an auxiliary equipment in the blowing 2.1 Blowing-room process room process, Tatsumi Air Engineering/Nakagawa Electric Industrial Co., Ltd, exhibited Colored Foreign Matter For the blowing-room process in the cotton spinning Detector and Elimination System Type F-IV which system, 6 kinds of blowing-room machineries were ex- distinguished and eliminates colored foreign matters from hibited by Ohara Iron Works Ltd., Ohtorikiko-Trutzchler, raw cottons in the blow room line. Nihon Spindle Mfg. Co., Ltd., Hergeth Hollingsworth GmbH, Marzoli S.p.A. and Rieter Machine Works Ltd. In 2.2 Carding process addition to those mentioned above, a bale opener design- ed to open bales of natural and man-made fibers, was Most cards are connected to the blowing machineries displayed by Temafa Textilmaschinenfabrik GmbH with automatic feeding devices. Flat cards were displayed through Rudolf Shokai Co., Ltd. by Ohtori-Trutzchler GmbH & Co., Ltd., China Textile One of the main features of Ohara is that it employs Machinery & Technology Import & Export Corp., Nitto conveyer spiked cylinders instead of the conventional Engineering Inc., Nihon Spindle Mfg., Co. , Ltd., Japan types of the spiked lattice and the bottom lattice both Cotton Technical and Economic Research Institute, Howa i.norl IA 'U .cr;r~olcrYYIUVly111;r 3b. L1J yUL.v.nn+ A n L!'+b. rnnii1+ +hn-%' mnln+OV1n11n~&a AL' a!'-..' of V1Q111111V1y LLU.,T +A !1[J1Aifo;t-. lJL.QC,-. \ v,, L~\A,,T +r1 Prnornl 1VJ1V1 JJ~u.,T +1 J1v1f,Vfl ,n V11h 1 the line is now extremely easy. Each unit is equipped with Hollingsworth GmbH, Marzoli S.p.A, and Rieter Machine a unique dust removal system. Particularly, Micro Fine Works Ltd, A roller card was exhibited by Nihon Sanmo Cleaner can open fibers without fiber damages. Ohtori- Dyeing Co., Ltd. Besides, a specially designed model card Trutzchler Blendmat BDT-019 has the new design with for experiment was displayed by Kanai Juyo Kogyo Co., expanded features, based on good reputed BDT-018 to Ltd, meet the customer demands. This opener is a fully auto- Ohtori-Trutzchler exhibited Exacta Card DK740 (High matic bale opener controlled by a micro computer. It Production Card) with Exactafeed FBK 533, Exacta Card satisfies all requirements in practical operation and offers DK740 with M/S Tritzchler's electronics has already been following advantages. (1) High productivity and easier acknowledged by its precise control and statistic func- operation by picking tufts in both directions. (2) Small tions, as well as high productivity up to 300 m/min with and natural opening. (3) Constant and well-controlled high reliability. Nitto Unicard CH-W Type 700 showed by picking. (4) High quality blending action. (5) Variety of Nitto Engineering is an innovative Tandem Card, capable production. (6) Lots of bale stock. Bale Opener NS-BOl1S of producing the highest quality sliver in a most econo- from Nihon Spindle is designed for stable quality and mical way. Since the machine is originally designed and labor saving in opening and blowing processes. This each device is built by a unit system, the maintenance is opener is compact, occupying less floor space and allow- as easy as a single card. Nihon Spindle exhibited a card ing finer and move uniform tuft making which improves with HBF (High-grade Branch Feeder, the latest type of the quality of product. NCF) and NS-Auto Leveller (Card Sliver Controlling Having more opener rollers than other systems, the System) which is suitable for chute feeders, but is under bale opener allows a versatile manufacturing system, such development for the time being. Japan Cotton Technical as wide varieties in medium or small lot production. and Economic Research Institute displayed a newly Automatic bale opener "Optomix" made by Hergeth designed special card equipped with the device for re- Hollingsworth introduced a new wide head (working moving short fibers and orienting long fibers by utilizing Vol. 36, No.l 9 static electricity. This machine is based on the new idea apparatus.